diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml index 0ecd0c61a31..6592e636640 100644 --- a/.github/workflows/ci.yml +++ b/.github/workflows/ci.yml @@ -400,7 +400,7 @@ jobs: - name: Set up Node environment uses: actions/setup-node@a0853c24544627f65ddf259abe73b1d18a591444 # v5.0.0 with: - node-version: '20.17.0' + node-version: '22.16.0' - name: Install node dependencies run: check/npm ci - name: Check build matches the current @@ -415,7 +415,7 @@ jobs: - name: Set up Node environment uses: actions/setup-node@a0853c24544627f65ddf259abe73b1d18a591444 # v5.0.0 with: - node-version: '20.17.0' + node-version: '22.16.0' - name: Install node dependencies run: check/npm ci - name: Lint Typescript files @@ -430,7 +430,7 @@ jobs: - name: Set up Node environment uses: actions/setup-node@a0853c24544627f65ddf259abe73b1d18a591444 # v5.0.0 with: - node-version: '20.17.0' + node-version: '22.16.0' - name: Install node dependencies run: check/npm ci - name: Run unit tests @@ -447,7 +447,7 @@ jobs: - name: Set up Node environment uses: actions/setup-node@a0853c24544627f65ddf259abe73b1d18a591444 # v5.0.0 with: - node-version: '20.17.0' + node-version: '22.16.0' - name: Install node dependencies run: check/npm ci - name: Run coverage test diff --git a/cirq-web/cirq_web/.eslintignore b/cirq-web/cirq_web/.eslintignore index 04c4ece1827..b7d132f0efa 100644 --- a/cirq-web/cirq_web/.eslintignore +++ b/cirq-web/cirq_web/.eslintignore @@ -1,3 +1,7 @@ build/ **/node_modules **/dist +vitest.config.ts +vitest.setup.ts +vite.config.ts +vitest.e2e.config.ts diff --git a/cirq-web/cirq_web/.nycrc.json b/cirq-web/cirq_web/.nycrc.json deleted file mode 100644 index a3a48bbfee7..00000000000 --- a/cirq-web/cirq_web/.nycrc.json +++ /dev/null @@ -1,25 +0,0 @@ -{ - "cache": false, - "check-coverage": true, - "statements": 100, - "branches": 100, - "functions": 100, - "lines": 100, - "extension": [ - ".ts" - ], - "include": [ - "**/*.ts" - ], - "exclude": [ - "coverage/**", - "node_modules/**", - "**/*_test.ts", - "dist/**", - "build/**", - "utils/**", - "e2e/**" - ], - "all": true, - "instrument": true -} \ No newline at end of file diff --git a/cirq-web/cirq_web/.prettierrc.js b/cirq-web/cirq_web/.prettierrc.cjs similarity index 100% rename from cirq-web/cirq_web/.prettierrc.js rename to cirq-web/cirq_web/.prettierrc.cjs diff --git a/cirq-web/cirq_web/dist/bloch_sphere.bundle.js b/cirq-web/cirq_web/dist/bloch_sphere.bundle.js index e07b049b7b3..f19e17885f4 100644 --- a/cirq-web/cirq_web/dist/bloch_sphere.bundle.js +++ b/cirq-web/cirq_web/dist/bloch_sphere.bundle.js @@ -1,2 +1,12 @@ -/*! 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this.setFromCylindricalCoords(t.radius,t.theta,t.y)}setFromCylindricalCoords(t,e,i){return this.x=t*Math.sin(e),this.y=i,this.z=t*Math.cos(e),this}setFromMatrixPosition(t){const e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this}setFromMatrixScale(t){const e=this.setFromMatrixColumn(t,0).length(),i=this.setFromMatrixColumn(t,1).length(),n=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=i,this.z=n,this}setFromMatrixColumn(t,e){return this.fromArray(t.elements,4*e)}setFromMatrix3Column(t,e){return this.fromArray(t.elements,3*e)}setFromEuler(t){return this.x=t._x,this.y=t._y,this.z=t._z,this}setFromColor(t){return this.x=t.r,this.y=t.g,this.z=t.b,this}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}random(){return 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t[0]=c*m,t[1]=(n*l-h*i)*m,t[2]=(a*i-n*s)*m,t[3]=u*m,t[4]=(h*e-n*o)*m,t[5]=(n*r-a*e)*m,t[6]=d*m,t[7]=(i*o-l*e)*m,t[8]=(s*e-i*r)*m,this}transpose(){let t;const e=this.elements;return t=e[1],e[1]=e[3],e[3]=t,t=e[2],e[2]=e[6],e[6]=t,t=e[5],e[5]=e[7],e[7]=t,this}getNormalMatrix(t){return this.setFromMatrix4(t).invert().transpose()}transposeIntoArray(t){const e=this.elements;return t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8],this}setUvTransform(t,e,i,n,r,s,a){const o=Math.cos(r),l=Math.sin(r);return this.set(i*o,i*l,-i*(o*s+l*a)+s+t,-n*l,n*o,-n*(-l*s+o*a)+a+e,0,0,1),this}scale(t,e){return this.premultiply(S.makeScale(t,e)),this}rotate(t){return this.premultiply(S.makeRotation(-t)),this}translate(t,e){return this.premultiply(S.makeTranslation(t,e)),this}makeTranslation(t,e){return t.isVector2?this.set(1,0,t.x,0,1,t.y,0,0,1):this.set(1,0,t,0,1,e,0,0,1),this}makeRotation(t){const e=Math.cos(t),i=Math.sin(t);return 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t={enabled:!0,workingColorSpace:o,spaces:{},convert:function(t,e,i){return!1!==this.enabled&&e!==i&&e&&i?(this.spaces[e].transfer===h&&(t.r=I(t.r),t.g=I(t.g),t.b=I(t.b)),this.spaces[e].primaries!==this.spaces[i].primaries&&(t.applyMatrix3(this.spaces[e].toXYZ),t.applyMatrix3(this.spaces[i].fromXYZ)),this.spaces[i].transfer===h&&(t.r=L(t.r),t.g=L(t.g),t.b=L(t.b)),t):t},workingToColorSpace:function(t,e){return this.convert(t,this.workingColorSpace,e)},colorSpaceToWorking:function(t,e){return this.convert(t,e,this.workingColorSpace)},getPrimaries:function(t){return this.spaces[t].primaries},getTransfer:function(t){return""===t?l:this.spaces[t].transfer},getLuminanceCoefficients:function(t,e=this.workingColorSpace){return t.fromArray(this.spaces[e].luminanceCoefficients)},define:function(t){Object.assign(this.spaces,t)},_getMatrix:function(t,e,i){return t.copy(this.spaces[e].toXYZ).multiply(this.spaces[i].fromXYZ)},_getDrawingBufferColorSpace:function(t){return 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1002:1===Math.abs(Math.floor(t.x)%2)?t.x=Math.ceil(t.x)-t.x:t.x=t.x-Math.floor(t.x)}if(t.y<0||t.y>1)switch(this.wrapT){case 1e3:t.y=t.y-Math.floor(t.y);break;case 1001:t.y=t.y<0?0:1;break;case 1002:1===Math.abs(Math.floor(t.y)%2)?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y)}return this.flipY&&(t.y=1-t.y),t}set needsUpdate(t){!0===t&&(this.version++,this.source.needsUpdate=!0)}set needsPMREMUpdate(t){!0===t&&this.pmremVersion++}}k.DEFAULT_IMAGE=null,k.DEFAULT_MAPPING=300,k.DEFAULT_ANISOTROPY=1,Symbol.iterator;const V=new y,H=new y,G=new y,W=new y,j=new y,X=new y,q=new y;class Y{constructor(t,e,i,n,r,s,a,o,l,h,c,u,d,p,m,f){Y.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],void 0!==t&&this.set(t,e,i,n,r,s,a,o,l,h,c,u,d,p,m,f)}set(t,e,i,n,r,s,a,o,l,h,c,u,d,p,m,f){const g=this.elements;return g[0]=t,g[4]=e,g[8]=i,g[12]=n,g[1]=r,g[5]=s,g[9]=a,g[13]=o,g[2]=l,g[6]=h,g[10]=c,g[14]=u,g[3]=d,g[7]=p,g[11]=m,g[15]=f,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return(new Y).fromArray(this.elements)}copy(t){const e=this.elements,i=t.elements;return e[0]=i[0],e[1]=i[1],e[2]=i[2],e[3]=i[3],e[4]=i[4],e[5]=i[5],e[6]=i[6],e[7]=i[7],e[8]=i[8],e[9]=i[9],e[10]=i[10],e[11]=i[11],e[12]=i[12],e[13]=i[13],e[14]=i[14],e[15]=i[15],this}copyPosition(t){const e=this.elements,i=t.elements;return e[12]=i[12],e[13]=i[13],e[14]=i[14],this}setFromMatrix3(t){const e=t.elements;return this.set(e[0],e[3],e[6],0,e[1],e[4],e[7],0,e[2],e[5],e[8],0,0,0,0,1),this}extractBasis(t,e,i){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),i.setFromMatrixColumn(this,2),this}makeBasis(t,e,i){return this.set(t.x,e.x,i.x,0,t.y,e.y,i.y,0,t.z,e.z,i.z,0,0,0,0,1),this}extractRotation(t){const e=this.elements,i=t.elements,n=1/Z.setFromMatrixColumn(t,0).length(),r=1/Z.setFromMatrixColumn(t,1).length(),s=1/Z.setFromMatrixColumn(t,2).length();return e[0]=i[0]*n,e[1]=i[1]*n,e[2]=i[2]*n,e[3]=0,e[4]=i[4]*r,e[5]=i[5]*r,e[6]=i[6]*r,e[7]=0,e[8]=i[8]*s,e[9]=i[9]*s,e[10]=i[10]*s,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromEuler(t){const e=this.elements,i=t.x,n=t.y,r=t.z,s=Math.cos(i),a=Math.sin(i),o=Math.cos(n),l=Math.sin(n),h=Math.cos(r),c=Math.sin(r);if("XYZ"===t.order){const t=s*h,i=s*c,n=a*h,r=a*c;e[0]=o*h,e[4]=-o*c,e[8]=l,e[1]=i+n*l,e[5]=t-r*l,e[9]=-a*o,e[2]=r-t*l,e[6]=n+i*l,e[10]=s*o}else if("YXZ"===t.order){const t=o*h,i=o*c,n=l*h,r=l*c;e[0]=t+r*a,e[4]=n*a-i,e[8]=s*l,e[1]=s*c,e[5]=s*h,e[9]=-a,e[2]=i*a-n,e[6]=r+t*a,e[10]=s*o}else if("ZXY"===t.order){const t=o*h,i=o*c,n=l*h,r=l*c;e[0]=t-r*a,e[4]=-s*c,e[8]=n+i*a,e[1]=i+n*a,e[5]=s*h,e[9]=r-t*a,e[2]=-s*l,e[6]=a,e[10]=s*o}else if("ZYX"===t.order){const t=s*h,i=s*c,n=a*h,r=a*c;e[0]=o*h,e[4]=n*l-i,e[8]=t*l+r,e[1]=o*c,e[5]=r*l+t,e[9]=i*l-n,e[2]=-l,e[6]=a*o,e[10]=s*o}else if("YZX"===t.order){const t=s*o,i=s*l,n=a*o,r=a*l;e[0]=o*h,e[4]=r-t*c,e[8]=n*c+i,e[1]=c,e[5]=s*h,e[9]=-a*h,e[2]=-l*h,e[6]=i*c+n,e[10]=t-r*c}else if("XZY"===t.order){const t=s*o,i=s*l,n=a*o,r=a*l;e[0]=o*h,e[4]=-c,e[8]=l*h,e[1]=t*c+r,e[5]=s*h,e[9]=i*c-n,e[2]=n*c-i,e[6]=a*h,e[10]=r*c+t}return e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromQuaternion(t){return this.compose(K,t,$)}lookAt(t,e,i){const n=this.elements;return et.subVectors(t,e),0===et.lengthSq()&&(et.z=1),et.normalize(),Q.crossVectors(i,et),0===Q.lengthSq()&&(1===Math.abs(i.z)?et.x+=1e-4:et.z+=1e-4,et.normalize(),Q.crossVectors(i,et)),Q.normalize(),tt.crossVectors(et,Q),n[0]=Q.x,n[4]=tt.x,n[8]=et.x,n[1]=Q.y,n[5]=tt.y,n[9]=et.y,n[2]=Q.z,n[6]=tt.z,n[10]=et.z,this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const i=t.elements,n=e.elements,r=this.elements,s=i[0],a=i[4],o=i[8],l=i[12],h=i[1],c=i[5],u=i[9],d=i[13],p=i[2],m=i[6],f=i[10],g=i[14],_=i[3],v=i[7],y=i[11],x=i[15],M=n[0],b=n[4],S=n[8],T=n[12],w=n[1],E=n[5],A=n[9],C=n[13],R=n[2],P=n[6],I=n[10],L=n[14],D=n[3],U=n[7],N=n[11],O=n[15];return r[0]=s*M+a*w+o*R+l*D,r[4]=s*b+a*E+o*P+l*U,r[8]=s*S+a*A+o*I+l*N,r[12]=s*T+a*C+o*L+l*O,r[1]=h*M+c*w+u*R+d*D,r[5]=h*b+c*E+u*P+d*U,r[9]=h*S+c*A+u*I+d*N,r[13]=h*T+c*C+u*L+d*O,r[2]=p*M+m*w+f*R+g*D,r[6]=p*b+m*E+f*P+g*U,r[10]=p*S+m*A+f*I+g*N,r[14]=p*T+m*C+f*L+g*O,r[3]=_*M+v*w+y*R+x*D,r[7]=_*b+v*E+y*P+x*U,r[11]=_*S+v*A+y*I+x*N,r[15]=_*T+v*C+y*L+x*O,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[4]*=t,e[8]*=t,e[12]*=t,e[1]*=t,e[5]*=t,e[9]*=t,e[13]*=t,e[2]*=t,e[6]*=t,e[10]*=t,e[14]*=t,e[3]*=t,e[7]*=t,e[11]*=t,e[15]*=t,this}determinant(){const t=this.elements,e=t[0],i=t[4],n=t[8],r=t[12],s=t[1],a=t[5],o=t[9],l=t[13],h=t[2],c=t[6],u=t[10],d=t[14];return t[3]*(+r*o*c-n*l*c-r*a*u+i*l*u+n*a*d-i*o*d)+t[7]*(+e*o*d-e*l*u+r*s*u-n*s*d+n*l*h-r*o*h)+t[11]*(+e*l*c-e*a*d-r*s*c+i*s*d+r*a*h-i*l*h)+t[15]*(-n*a*h-e*o*c+e*a*u+n*s*c-i*s*u+i*o*h)}transpose(){const t=this.elements;let e;return e=t[1],t[1]=t[4],t[4]=e,e=t[2],t[2]=t[8],t[8]=e,e=t[6],t[6]=t[9],t[9]=e,e=t[3],t[3]=t[12],t[12]=e,e=t[7],t[7]=t[13],t[13]=e,e=t[11],t[11]=t[14],t[14]=e,this}setPosition(t,e,i){const n=this.elements;return t.isVector3?(n[12]=t.x,n[13]=t.y,n[14]=t.z):(n[12]=t,n[13]=e,n[14]=i),this}invert(){const t=this.elements,e=t[0],i=t[1],n=t[2],r=t[3],s=t[4],a=t[5],o=t[6],l=t[7],h=t[8],c=t[9],u=t[10],d=t[11],p=t[12],m=t[13],f=t[14],g=t[15],_=c*f*l-m*u*l+m*o*d-a*f*d-c*o*g+a*u*g,v=p*u*l-h*f*l-p*o*d+s*f*d+h*o*g-s*u*g,y=h*m*l-p*c*l+p*a*d-s*m*d-h*a*g+s*c*g,x=p*c*o-h*m*o-p*a*u+s*m*u+h*a*f-s*c*f,M=e*_+i*v+n*y+r*x;if(0===M)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const b=1/M;return t[0]=_*b,t[1]=(m*u*r-c*f*r-m*n*d+i*f*d+c*n*g-i*u*g)*b,t[2]=(a*f*r-m*o*r+m*n*l-i*f*l-a*n*g+i*o*g)*b,t[3]=(c*o*r-a*u*r-c*n*l+i*u*l+a*n*d-i*o*d)*b,t[4]=v*b,t[5]=(h*f*r-p*u*r+p*n*d-e*f*d-h*n*g+e*u*g)*b,t[6]=(p*o*r-s*f*r-p*n*l+e*f*l+s*n*g-e*o*g)*b,t[7]=(s*u*r-h*o*r+h*n*l-e*u*l-s*n*d+e*o*d)*b,t[8]=y*b,t[9]=(p*c*r-h*m*r-p*i*d+e*m*d+h*i*g-e*c*g)*b,t[10]=(s*m*r-p*a*r+p*i*l-e*m*l-s*i*g+e*a*g)*b,t[11]=(h*a*r-s*c*r-h*i*l+e*c*l+s*i*d-e*a*d)*b,t[12]=x*b,t[13]=(h*m*n-p*c*n+p*i*u-e*m*u-h*i*f+e*c*f)*b,t[14]=(p*a*n-s*m*n-p*i*o+e*m*o+s*i*f-e*a*f)*b,t[15]=(s*c*n-h*a*n+h*i*o-e*c*o-s*i*u+e*a*u)*b,this}scale(t){const e=this.elements,i=t.x,n=t.y,r=t.z;return e[0]*=i,e[4]*=n,e[8]*=r,e[1]*=i,e[5]*=n,e[9]*=r,e[2]*=i,e[6]*=n,e[10]*=r,e[3]*=i,e[7]*=n,e[11]*=r,this}getMaxScaleOnAxis(){const t=this.elements,e=t[0]*t[0]+t[1]*t[1]+t[2]*t[2],i=t[4]*t[4]+t[5]*t[5]+t[6]*t[6],n=t[8]*t[8]+t[9]*t[9]+t[10]*t[10];return Math.sqrt(Math.max(e,i,n))}makeTranslation(t,e,i){return t.isVector3?this.set(1,0,0,t.x,0,1,0,t.y,0,0,1,t.z,0,0,0,1):this.set(1,0,0,t,0,1,0,e,0,0,1,i,0,0,0,1),this}makeRotationX(t){const e=Math.cos(t),i=Math.sin(t);return this.set(1,0,0,0,0,e,-i,0,0,i,e,0,0,0,0,1),this}makeRotationY(t){const e=Math.cos(t),i=Math.sin(t);return this.set(e,0,i,0,0,1,0,0,-i,0,e,0,0,0,0,1),this}makeRotationZ(t){const e=Math.cos(t),i=Math.sin(t);return this.set(e,-i,0,0,i,e,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(t,e){const i=Math.cos(e),n=Math.sin(e),r=1-i,s=t.x,a=t.y,o=t.z,l=r*s,h=r*a;return this.set(l*s+i,l*a-n*o,l*o+n*a,0,l*a+n*o,h*a+i,h*o-n*s,0,l*o-n*a,h*o+n*s,r*o*o+i,0,0,0,0,1),this}makeScale(t,e,i){return this.set(t,0,0,0,0,e,0,0,0,0,i,0,0,0,0,1),this}makeShear(t,e,i,n,r,s){return this.set(1,i,r,0,t,1,s,0,e,n,1,0,0,0,0,1),this}compose(t,e,i){const n=this.elements,r=e._x,s=e._y,a=e._z,o=e._w,l=r+r,h=s+s,c=a+a,u=r*l,d=r*h,p=r*c,m=s*h,f=s*c,g=a*c,_=o*l,v=o*h,y=o*c,x=i.x,M=i.y,b=i.z;return n[0]=(1-(m+g))*x,n[1]=(d+y)*x,n[2]=(p-v)*x,n[3]=0,n[4]=(d-y)*M,n[5]=(1-(u+g))*M,n[6]=(f+_)*M,n[7]=0,n[8]=(p+v)*b,n[9]=(f-_)*b,n[10]=(1-(u+m))*b,n[11]=0,n[12]=t.x,n[13]=t.y,n[14]=t.z,n[15]=1,this}decompose(t,e,i){const n=this.elements;let r=Z.set(n[0],n[1],n[2]).length();const s=Z.set(n[4],n[5],n[6]).length(),a=Z.set(n[8],n[9],n[10]).length();this.determinant()<0&&(r=-r),t.x=n[12],t.y=n[13],t.z=n[14],J.copy(this);const o=1/r,l=1/s,h=1/a;return J.elements[0]*=o,J.elements[1]*=o,J.elements[2]*=o,J.elements[4]*=l,J.elements[5]*=l,J.elements[6]*=l,J.elements[8]*=h,J.elements[9]*=h,J.elements[10]*=h,e.setFromRotationMatrix(J),i.x=r,i.y=s,i.z=a,this}makePerspective(t,e,i,n,r,s,a=2e3,o=!1){const l=this.elements,h=2*r/(e-t),c=2*r/(i-n),u=(e+t)/(e-t),d=(i+n)/(i-n);let p,m;if(o)p=r/(s-r),m=s*r/(s-r);else if(2e3===a)p=-(s+r)/(s-r),m=-2*s*r/(s-r);else{if(2001!==a)throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+a);p=-s/(s-r),m=-s*r/(s-r)}return l[0]=h,l[4]=0,l[8]=u,l[12]=0,l[1]=0,l[5]=c,l[9]=d,l[13]=0,l[2]=0,l[6]=0,l[10]=p,l[14]=m,l[3]=0,l[7]=0,l[11]=-1,l[15]=0,this}makeOrthographic(t,e,i,n,r,s,a=2e3,o=!1){const l=this.elements,h=2/(e-t),c=2/(i-n),u=-(e+t)/(e-t),d=-(i+n)/(i-n);let p,m;if(o)p=1/(s-r),m=s/(s-r);else if(2e3===a)p=-2/(s-r),m=-(s+r)/(s-r);else{if(2001!==a)throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+a);p=-1/(s-r),m=-r/(s-r)}return l[0]=h,l[4]=0,l[8]=0,l[12]=u,l[1]=0,l[5]=c,l[9]=0,l[13]=d,l[2]=0,l[6]=0,l[10]=p,l[14]=m,l[3]=0,l[7]=0,l[11]=0,l[15]=1,this}equals(t){const e=this.elements,i=t.elements;for(let t=0;t<16;t++)if(e[t]!==i[t])return!1;return!0}fromArray(t,e=0){for(let i=0;i<16;i++)this.elements[i]=t[i+e];return this}toArray(t=[],e=0){const i=this.elements;return t[e]=i[0],t[e+1]=i[1],t[e+2]=i[2],t[e+3]=i[3],t[e+4]=i[4],t[e+5]=i[5],t[e+6]=i[6],t[e+7]=i[7],t[e+8]=i[8],t[e+9]=i[9],t[e+10]=i[10],t[e+11]=i[11],t[e+12]=i[12],t[e+13]=i[13],t[e+14]=i[14],t[e+15]=i[15],t}}const Z=new y,J=new Y,K=new y(0,0,0),$=new y(1,1,1),Q=new y,tt=new y,et=new y,it=new Y,nt=new v;class rt{constructor(t=0,e=0,i=0,n=rt.DEFAULT_ORDER){this.isEuler=!0,this._x=t,this._y=e,this._z=i,this._order=n}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get order(){return this._order}set order(t){this._order=t,this._onChangeCallback()}set(t,e,i,n=this._order){return this._x=t,this._y=e,this._z=i,this._order=n,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(t){return this._x=t._x,this._y=t._y,this._z=t._z,this._order=t._order,this._onChangeCallback(),this}setFromRotationMatrix(t,e=this._order,i=!0){const n=t.elements,r=n[0],s=n[4],a=n[8],o=n[1],l=n[5],h=n[9],c=n[2],u=n[6],d=n[10];switch(e){case"XYZ":this._y=Math.asin(m(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(-h,d),this._z=Math.atan2(-s,r)):(this._x=Math.atan2(u,l),this._z=0);break;case"YXZ":this._x=Math.asin(-m(h,-1,1)),Math.abs(h)<.9999999?(this._y=Math.atan2(a,d),this._z=Math.atan2(o,l)):(this._y=Math.atan2(-c,r),this._z=0);break;case"ZXY":this._x=Math.asin(m(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(-c,d),this._z=Math.atan2(-s,l)):(this._y=0,this._z=Math.atan2(o,r));break;case"ZYX":this._y=Math.asin(-m(c,-1,1)),Math.abs(c)<.9999999?(this._x=Math.atan2(u,d),this._z=Math.atan2(o,r)):(this._x=0,this._z=Math.atan2(-s,l));break;case"YZX":this._z=Math.asin(m(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-h,l),this._y=Math.atan2(-c,r)):(this._x=0,this._y=Math.atan2(a,d));break;case"XZY":this._z=Math.asin(-m(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(u,l),this._y=Math.atan2(a,r)):(this._x=Math.atan2(-h,d),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+e)}return this._order=e,!0===i&&this._onChangeCallback(),this}setFromQuaternion(t,e,i){return it.makeRotationFromQuaternion(t),this.setFromRotationMatrix(it,e,i)}setFromVector3(t,e=this._order){return this.set(t.x,t.y,t.z,e)}reorder(t){return nt.setFromEuler(this),this.setFromQuaternion(nt,t)}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._order===this._order}fromArray(t){return this._x=t[0],this._y=t[1],this._z=t[2],void 0!==t[3]&&(this._order=t[3]),this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._order,t}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._order}}rt.DEFAULT_ORDER="XYZ";class st{constructor(){this.mask=1}set(t){this.mask=1<>>0}enable(t){this.mask|=1<1){for(let t=0;t1){for(let t=0;t0&&(n.userData=this.userData),n.layers=this.layers.mask,n.matrix=this.matrix.toArray(),n.up=this.up.toArray(),!1===this.matrixAutoUpdate&&(n.matrixAutoUpdate=!1),this.isInstancedMesh&&(n.type="InstancedMesh",n.count=this.count,n.instanceMatrix=this.instanceMatrix.toJSON(),null!==this.instanceColor&&(n.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(n.type="BatchedMesh",n.perObjectFrustumCulled=this.perObjectFrustumCulled,n.sortObjects=this.sortObjects,n.drawRanges=this._drawRanges,n.reservedRanges=this._reservedRanges,n.geometryInfo=this._geometryInfo.map((t=>({...t,boundingBox:t.boundingBox?t.boundingBox.toJSON():void 0,boundingSphere:t.boundingSphere?t.boundingSphere.toJSON():void 0}))),n.instanceInfo=this._instanceInfo.map((t=>({...t}))),n.availableInstanceIds=this._availableInstanceIds.slice(),n.availableGeometryIds=this._availableGeometryIds.slice(),n.nextIndexStart=this._nextIndexStart,n.nextVertexStart=this._nextVertexStart,n.geometryCount=this._geometryCount,n.maxInstanceCount=this._maxInstanceCount,n.maxVertexCount=this._maxVertexCount,n.maxIndexCount=this._maxIndexCount,n.geometryInitialized=this._geometryInitialized,n.matricesTexture=this._matricesTexture.toJSON(t),n.indirectTexture=this._indirectTexture.toJSON(t),null!==this._colorsTexture&&(n.colorsTexture=this._colorsTexture.toJSON(t)),null!==this.boundingSphere&&(n.boundingSphere=this.boundingSphere.toJSON()),null!==this.boundingBox&&(n.boundingBox=this.boundingBox.toJSON())),this.isScene)this.background&&(this.background.isColor?n.background=this.background.toJSON():this.background.isTexture&&(n.background=this.background.toJSON(t).uuid)),this.environment&&this.environment.isTexture&&!0!==this.environment.isRenderTargetTexture&&(n.environment=this.environment.toJSON(t).uuid);else if(this.isMesh||this.isLine||this.isPoints){n.geometry=r(t.geometries,this.geometry);const e=this.geometry.parameters;if(void 0!==e&&void 0!==e.shapes){const i=e.shapes;if(Array.isArray(i))for(let e=0,n=i.length;e0){n.children=[];for(let e=0;e0){n.animations=[];for(let e=0;e0&&(i.geometries=e),n.length>0&&(i.materials=n),r.length>0&&(i.textures=r),a.length>0&&(i.images=a),o.length>0&&(i.shapes=o),l.length>0&&(i.skeletons=l),h.length>0&&(i.animations=h),c.length>0&&(i.nodes=c)}return i.object=n,i;function s(t){const e=[];for(const i in t){const n=t[i];delete n.metadata,e.push(n)}return e}}clone(t){return(new this.constructor).copy(this,t)}copy(t,e=!0){if(this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.rotation.order=t.rotation.order,this.quaternion.copy(t.quaternion),this.scale.copy(t.scale),this.matrix.copy(t.matrix),this.matrixWorld.copy(t.matrixWorld),this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrixWorldAutoUpdate=t.matrixWorldAutoUpdate,this.matrixWorldNeedsUpdate=t.matrixWorldNeedsUpdate,this.layers.mask=t.layers.mask,this.visible=t.visible,this.castShadow=t.castShadow,this.receiveShadow=t.receiveShadow,this.frustumCulled=t.frustumCulled,this.renderOrder=t.renderOrder,this.animations=t.animations.slice(),this.userData=JSON.parse(JSON.stringify(t.userData)),!0===e)for(let e=0;e1&&(i-=1),i<1/6?t+6*(e-t)*i:i<.5?e:i<2/3?t+6*(e-t)*(2/3-i):t}class Et{constructor(t,e,i){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(t,e,i)}set(t,e,i){if(void 0===e&&void 0===i){const e=t;e&&e.isColor?this.copy(e):"number"==typeof e?this.setHex(e):"string"==typeof e&&this.setStyle(e)}else this.setRGB(t,e,i);return this}setScalar(t){return this.r=t,this.g=t,this.b=t,this}setHex(t,e=a){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,P.colorSpaceToWorking(this,e),this}setRGB(t,e,i,n=P.workingColorSpace){return this.r=t,this.g=e,this.b=i,P.colorSpaceToWorking(this,n),this}setHSL(t,e,i,n=P.workingColorSpace){if(t=(t%(r=1)+r)%r,e=m(e,0,1),i=m(i,0,1),0===e)this.r=this.g=this.b=i;else{const n=i<=.5?i*(1+e):i+e-i*e,r=2*i-n;this.r=wt(r,n,t+1/3),this.g=wt(r,n,t),this.b=wt(r,n,t-1/3)}var r;return P.colorSpaceToWorking(this,n),this}setStyle(t,e=a){function i(e){void 0!==e&&parseFloat(e)<1&&console.warn("THREE.Color: Alpha component of "+t+" will be ignored.")}let n;if(n=/^(\w+)\(([^\)]*)\)/.exec(t)){let r;const s=n[1],a=n[2];switch(s){case"rgb":case"rgba":if(r=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setRGB(Math.min(255,parseInt(r[1],10))/255,Math.min(255,parseInt(r[2],10))/255,Math.min(255,parseInt(r[3],10))/255,e);if(r=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setRGB(Math.min(100,parseInt(r[1],10))/100,Math.min(100,parseInt(r[2],10))/100,Math.min(100,parseInt(r[3],10))/100,e);break;case"hsl":case"hsla":if(r=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setHSL(parseFloat(r[1])/360,parseFloat(r[2])/100,parseFloat(r[3])/100,e);break;default:console.warn("THREE.Color: Unknown color model "+t)}}else if(n=/^\#([A-Fa-f\d]+)$/.exec(t)){const i=n[1],r=i.length;if(3===r)return this.setRGB(parseInt(i.charAt(0),16)/15,parseInt(i.charAt(1),16)/15,parseInt(i.charAt(2),16)/15,e);if(6===r)return this.setHex(parseInt(i,16),e);console.warn("THREE.Color: Invalid hex color "+t)}else if(t&&t.length>0)return this.setColorName(t,e);return this}setColorName(t,e=a){const i=bt[t.toLowerCase()];return void 0!==i?this.setHex(i,e):console.warn("THREE.Color: Unknown color "+t),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(t){return this.r=t.r,this.g=t.g,this.b=t.b,this}copySRGBToLinear(t){return this.r=I(t.r),this.g=I(t.g),this.b=I(t.b),this}copyLinearToSRGB(t){return this.r=L(t.r),this.g=L(t.g),this.b=L(t.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(t=a){return P.workingToColorSpace(At.copy(this),t),65536*Math.round(m(255*At.r,0,255))+256*Math.round(m(255*At.g,0,255))+Math.round(m(255*At.b,0,255))}getHexString(t=a){return("000000"+this.getHex(t).toString(16)).slice(-6)}getHSL(t,e=P.workingColorSpace){P.workingToColorSpace(At.copy(this),e);const i=At.r,n=At.g,r=At.b,s=Math.max(i,n,r),a=Math.min(i,n,r);let o,l;const h=(a+s)/2;if(a===s)o=0,l=0;else{const t=s-a;switch(l=h<=.5?t/(s+a):t/(2-s-a),s){case i:o=(n-r)/t+(n=r)break t;{const a=e[1];t=r)break e}s=i,i=0}}for(;i>>1;te;)--s;if(++s,0!==r||s!==n){r>=s&&(s=Math.max(s,1),r=s-1);const t=this.getValueSize();this.times=i.slice(r,s),this.values=this.values.slice(r*t,s*t)}return this}validate(){let t=!0;const e=this.getValueSize();e-Math.floor(e)!=0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),t=!1);const i=this.times,n=this.values,r=i.length;0===r&&(console.error("THREE.KeyframeTrack: Track is empty.",this),t=!1);let s=null;for(let e=0;e!==r;e++){const n=i[e];if("number"==typeof n&&isNaN(n)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,e,n),t=!1;break}if(null!==s&&s>n){console.error("THREE.KeyframeTrack: Out of order keys.",this,e,n,s),t=!1;break}s=n}if(void 0!==n&&(a=n,ArrayBuffer.isView(a)&&!(a instanceof DataView)))for(let e=0,i=n.length;e!==i;++e){const i=n[e];if(isNaN(i)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,e,i),t=!1;break}}var a;return t}optimize(){const t=this.times.slice(),e=this.values.slice(),i=this.getValueSize(),n=this.getInterpolation()===s,r=t.length-1;let a=1;for(let s=1;s0){t[a]=t[r];for(let t=r*i,n=a*i,s=0;s!==i;++s)e[n+s]=e[t+s];++a}return a!==t.length?(this.times=t.slice(0,a),this.values=e.slice(0,a*i)):(this.times=t,this.values=e),this}clone(){const t=this.times.slice(),e=this.values.slice(),i=new(0,this.constructor)(this.name,t,e);return i.createInterpolant=this.createInterpolant,i}}Ot.prototype.ValueTypeName="",Ot.prototype.TimeBufferType=Float32Array,Ot.prototype.ValueBufferType=Float32Array,Ot.prototype.DefaultInterpolation=r;class Ft extends Ot{constructor(t,e,i){super(t,e,i)}}Ft.prototype.ValueTypeName="bool",Ft.prototype.ValueBufferType=Array,Ft.prototype.DefaultInterpolation=n,Ft.prototype.InterpolantFactoryMethodLinear=void 0,Ft.prototype.InterpolantFactoryMethodSmooth=void 0;(class extends Ot{constructor(t,e,i,n){super(t,e,i,n)}}).prototype.ValueTypeName="color";(class extends Ot{constructor(t,e,i,n){super(t,e,i,n)}}).prototype.ValueTypeName="number";class zt extends Lt{constructor(t,e,i,n){super(t,e,i,n)}interpolate_(t,e,i,n){const r=this.resultBuffer,s=this.sampleValues,a=this.valueSize,o=(i-e)/(n-e);let l=t*a;for(let t=l+a;l!==t;l+=4)v.slerpFlat(r,0,s,l-a,s,l,o);return r}}class Bt extends Ot{constructor(t,e,i,n){super(t,e,i,n)}InterpolantFactoryMethodLinear(t){return new zt(this.times,this.values,this.getValueSize(),t)}}Bt.prototype.ValueTypeName="quaternion",Bt.prototype.InterpolantFactoryMethodSmooth=void 0;class kt extends Ot{constructor(t,e,i){super(t,e,i)}}kt.prototype.ValueTypeName="string",kt.prototype.ValueBufferType=Array,kt.prototype.DefaultInterpolation=n,kt.prototype.InterpolantFactoryMethodLinear=void 0,kt.prototype.InterpolantFactoryMethodSmooth=void 0;(class extends Ot{constructor(t,e,i,n){super(t,e,i,n)}}).prototype.ValueTypeName="vector";Error,new WeakMap,new WeakMap;const Vt="\\[\\]\\.:\\/",Ht=new RegExp("["+Vt+"]","g"),Gt="[^"+Vt+"]",Wt="[^"+Vt.replace("\\.","")+"]",jt=new RegExp("^"+/((?:WC+[\/:])*)/.source.replace("WC",Gt)+/(WCOD+)?/.source.replace("WCOD",Wt)+/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",Gt)+/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",Gt)+"$"),Xt=["material","materials","bones","map"];class qt{constructor(t,e,i){this.path=e,this.parsedPath=i||qt.parseTrackName(e),this.node=qt.findNode(t,this.parsedPath.nodeName),this.rootNode=t,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(t,e,i){return t&&t.isAnimationObjectGroup?new qt.Composite(t,e,i):new qt(t,e,i)}static sanitizeNodeName(t){return t.replace(/\s/g,"_").replace(Ht,"")}static parseTrackName(t){const e=jt.exec(t);if(null===e)throw new Error("PropertyBinding: Cannot parse trackName: "+t);const i={nodeName:e[2],objectName:e[3],objectIndex:e[4],propertyName:e[5],propertyIndex:e[6]},n=i.nodeName&&i.nodeName.lastIndexOf(".");if(void 0!==n&&-1!==n){const t=i.nodeName.substring(n+1);-1!==Xt.indexOf(t)&&(i.nodeName=i.nodeName.substring(0,n),i.objectName=t)}if(null===i.propertyName||0===i.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+t);return i}static findNode(t,e){if(void 0===e||""===e||"."===e||-1===e||e===t.name||e===t.uuid)return t;if(t.skeleton){const i=t.skeleton.getBoneByName(e);if(void 0!==i)return i}if(t.children){const i=function(t){for(let n=0;n0)if(c=s*o-a,u=s*a-o,p=r*h,c>=0)if(u>=-p)if(u<=p){const t=1/h;c*=t,u*=t,d=c*(c+s*u+2*a)+u*(s*c+u+2*o)+l}else u=r,c=Math.max(0,-(s*u+a)),d=-c*c+u*(u+2*o)+l;else u=-r,c=Math.max(0,-(s*u+a)),d=-c*c+u*(u+2*o)+l;else u<=-p?(c=Math.max(0,-(-s*r+a)),u=c>0?-r:Math.min(Math.max(-r,-o),r),d=-c*c+u*(u+2*o)+l):u<=p?(c=0,u=Math.min(Math.max(-r,-o),r),d=u*(u+2*o)+l):(c=Math.max(0,-(s*r+a)),u=c>0?r:Math.min(Math.max(-r,-o),r),d=-c*c+u*(u+2*o)+l);else u=s>0?-r:r,c=Math.max(0,-(s*u+a)),d=-c*c+u*(u+2*o)+l;return i&&i.copy(this.origin).addScaledVector(this.direction,c),n&&n.copy(H).addScaledVector(G,u),d}intersectSphere(t,e){V.subVectors(t.center,this.origin);const i=V.dot(this.direction),n=V.dot(V)-i*i,r=t.radius*t.radius;if(n>r)return null;const s=Math.sqrt(r-n),a=i-s,o=i+s;return o<0?null:a<0?this.at(o,e):this.at(a,e)}intersectsSphere(t){return!(t.radius<0)&&this.distanceSqToPoint(t.center)<=t.radius*t.radius}distanceToPlane(t){const e=t.normal.dot(this.direction);if(0===e)return 0===t.distanceToPoint(this.origin)?0:null;const i=-(this.origin.dot(t.normal)+t.constant)/e;return i>=0?i:null}intersectPlane(t,e){const i=this.distanceToPlane(t);return null===i?null:this.at(i,e)}intersectsPlane(t){const e=t.distanceToPoint(this.origin);return 0===e||t.normal.dot(this.direction)*e<0}intersectBox(t,e){let i,n,r,s,a,o;const l=1/this.direction.x,h=1/this.direction.y,c=1/this.direction.z,u=this.origin;return l>=0?(i=(t.min.x-u.x)*l,n=(t.max.x-u.x)*l):(i=(t.max.x-u.x)*l,n=(t.min.x-u.x)*l),h>=0?(r=(t.min.y-u.y)*h,s=(t.max.y-u.y)*h):(r=(t.max.y-u.y)*h,s=(t.min.y-u.y)*h),i>s||r>n?null:((r>i||isNaN(i))&&(i=r),(s=0?(a=(t.min.z-u.z)*c,o=(t.max.z-u.z)*c):(a=(t.max.z-u.z)*c,o=(t.min.z-u.z)*c),i>o||a>n?null:((a>i||i!=i)&&(i=a),(o=0?i:n,e)))}intersectsBox(t){return null!==this.intersectBox(t,V)}intersectTriangle(t,e,i,n,r){j.subVectors(e,t),X.subVectors(i,t),q.crossVectors(j,X);let s,a=this.direction.dot(q);if(a>0){if(n)return null;s=1}else{if(!(a<0))return null;s=-1,a=-a}W.subVectors(this.origin,t);const o=s*this.direction.dot(X.crossVectors(W,X));if(o<0)return null;const l=s*this.direction.dot(j.cross(W));if(l<0)return null;if(o+l>a)return null;const h=-s*W.dot(q);return h<0?null:this.at(h/a,r)}applyMatrix4(t){return this.origin.applyMatrix4(t),this.direction.transformDirection(t),this}equals(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}clone(){return(new this.constructor).copy(this)}},te=new class{constructor(t=new y(1,0,0),e=0){this.isPlane=!0,this.normal=t,this.constant=e}set(t,e){return this.normal.copy(t),this.constant=e,this}setComponents(t,e,i,n){return this.normal.set(t,e,i),this.constant=n,this}setFromNormalAndCoplanarPoint(t,e){return this.normal.copy(t),this.constant=-e.dot(this.normal),this}setFromCoplanarPoints(t,e,i){const n=Ct.subVectors(i,e).cross(Rt.subVectors(t,e)).normalize();return this.setFromNormalAndCoplanarPoint(n,t),this}copy(t){return this.normal.copy(t.normal),this.constant=t.constant,this}normalize(){const t=1/this.normal.length();return this.normal.multiplyScalar(t),this.constant*=t,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(t){return this.normal.dot(t)+this.constant}distanceToSphere(t){return this.distanceToPoint(t.center)-t.radius}projectPoint(t,e){return e.copy(t).addScaledVector(this.normal,-this.distanceToPoint(t))}intersectLine(t,e){const i=t.delta(Ct),n=this.normal.dot(i);if(0===n)return 0===this.distanceToPoint(t.start)?e.copy(t.start):null;const r=-(t.start.dot(this.normal)+this.constant)/n;return r<0||r>1?null:e.copy(t.start).addScaledVector(i,r)}intersectsLine(t){const e=this.distanceToPoint(t.start),i=this.distanceToPoint(t.end);return e<0&&i>0||i<0&&e>0}intersectsBox(t){return t.intersectsPlane(this)}intersectsSphere(t){return t.intersectsPlane(this)}coplanarPoint(t){return t.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(t,e){const i=e||Pt.getNormalMatrix(t),n=this.coplanarPoint(Ct).applyMatrix4(t),r=this.normal.applyMatrix3(i).normalize();return this.constant=-n.dot(r),this}translate(t){return this.constant-=t.dot(this.normal),this}equals(t){return t.normal.equals(this.normal)&&t.constant===this.constant}clone(){return(new this.constructor).copy(this)}},ee=Math.cos(70*g),ie=new y,ne=2*Math.PI,re=-1,se=1e-6;class ae extends Zt{constructor(t,e=null){super(t,e),this.state=re,this.target=new y,this.cursor=new y,this.minDistance=0,this.maxDistance=1/0,this.minZoom=0,this.maxZoom=1/0,this.minTargetRadius=0,this.maxTargetRadius=1/0,this.minPolarAngle=0,this.maxPolarAngle=Math.PI,this.minAzimuthAngle=-1/0,this.maxAzimuthAngle=1/0,this.enableDamping=!1,this.dampingFactor=.05,this.enableZoom=!0,this.zoomSpeed=1,this.enableRotate=!0,this.rotateSpeed=1,this.keyRotateSpeed=1,this.enablePan=!0,this.panSpeed=1,this.screenSpacePanning=!0,this.keyPanSpeed=7,this.zoomToCursor=!1,this.autoRotate=!1,this.autoRotateSpeed=2,this.keys={LEFT:"ArrowLeft",UP:"ArrowUp",RIGHT:"ArrowRight",BOTTOM:"ArrowDown"},this.mouseButtons={LEFT:0,MIDDLE:1,RIGHT:2},this.touches={ONE:0,TWO:2},this.target0=this.target.clone(),this.position0=this.object.position.clone(),this.zoom0=this.object.zoom,this._domElementKeyEvents=null,this._lastPosition=new y,this._lastQuaternion=new v,this._lastTargetPosition=new y,this._quat=(new v).setFromUnitVectors(t.up,new y(0,1,0)),this._quatInverse=this._quat.clone().invert(),this._spherical=new Yt,this._sphericalDelta=new Yt,this._scale=1,this._panOffset=new y,this._rotateStart=new _,this._rotateEnd=new _,this._rotateDelta=new _,this._panStart=new _,this._panEnd=new _,this._panDelta=new _,this._dollyStart=new _,this._dollyEnd=new _,this._dollyDelta=new _,this._dollyDirection=new y,this._mouse=new _,this._performCursorZoom=!1,this._pointers=[],this._pointerPositions={},this._controlActive=!1,this._onPointerMove=le.bind(this),this._onPointerDown=oe.bind(this),this._onPointerUp=he.bind(this),this._onContextMenu=ge.bind(this),this._onMouseWheel=de.bind(this),this._onKeyDown=pe.bind(this),this._onTouchStart=me.bind(this),this._onTouchMove=fe.bind(this),this._onMouseDown=ce.bind(this),this._onMouseMove=ue.bind(this),this._interceptControlDown=_e.bind(this),this._interceptControlUp=ve.bind(this),null!==this.domElement&&this.connect(this.domElement),this.update()}connect(t){super.connect(t),this.domElement.addEventListener("pointerdown",this._onPointerDown),this.domElement.addEventListener("pointercancel",this._onPointerUp),this.domElement.addEventListener("contextmenu",this._onContextMenu),this.domElement.addEventListener("wheel",this._onMouseWheel,{passive:!1}),this.domElement.getRootNode().addEventListener("keydown",this._interceptControlDown,{passive:!0,capture:!0}),this.domElement.style.touchAction="none"}disconnect(){this.domElement.removeEventListener("pointerdown",this._onPointerDown),this.domElement.removeEventListener("pointermove",this._onPointerMove),this.domElement.removeEventListener("pointerup",this._onPointerUp),this.domElement.removeEventListener("pointercancel",this._onPointerUp),this.domElement.removeEventListener("wheel",this._onMouseWheel),this.domElement.removeEventListener("contextmenu",this._onContextMenu),this.stopListenToKeyEvents(),this.domElement.getRootNode().removeEventListener("keydown",this._interceptControlDown,{capture:!0}),this.domElement.style.touchAction="auto"}dispose(){this.disconnect()}getPolarAngle(){return this._spherical.phi}getAzimuthalAngle(){return this._spherical.theta}getDistance(){return this.object.position.distanceTo(this.target)}listenToKeyEvents(t){t.addEventListener("keydown",this._onKeyDown),this._domElementKeyEvents=t}stopListenToKeyEvents(){null!==this._domElementKeyEvents&&(this._domElementKeyEvents.removeEventListener("keydown",this._onKeyDown),this._domElementKeyEvents=null)}saveState(){this.target0.copy(this.target),this.position0.copy(this.object.position),this.zoom0=this.object.zoom}reset(){this.target.copy(this.target0),this.object.position.copy(this.position0),this.object.zoom=this.zoom0,this.object.updateProjectionMatrix(),this.dispatchEvent(Jt),this.update(),this.state=re}update(t=null){const e=this.object.position;ie.copy(e).sub(this.target),ie.applyQuaternion(this._quat),this._spherical.setFromVector3(ie),this.autoRotate&&this.state===re&&this._rotateLeft(this._getAutoRotationAngle(t)),this.enableDamping?(this._spherical.theta+=this._sphericalDelta.theta*this.dampingFactor,this._spherical.phi+=this._sphericalDelta.phi*this.dampingFactor):(this._spherical.theta+=this._sphericalDelta.theta,this._spherical.phi+=this._sphericalDelta.phi);let i=this.minAzimuthAngle,n=this.maxAzimuthAngle;isFinite(i)&&isFinite(n)&&(i<-Math.PI?i+=ne:i>Math.PI&&(i-=ne),n<-Math.PI?n+=ne:n>Math.PI&&(n-=ne),this._spherical.theta=i<=n?Math.max(i,Math.min(n,this._spherical.theta)):this._spherical.theta>(i+n)/2?Math.max(i,this._spherical.theta):Math.min(n,this._spherical.theta)),this._spherical.phi=Math.max(this.minPolarAngle,Math.min(this.maxPolarAngle,this._spherical.phi)),this._spherical.makeSafe(),!0===this.enableDamping?this.target.addScaledVector(this._panOffset,this.dampingFactor):this.target.add(this._panOffset),this.target.sub(this.cursor),this.target.clampLength(this.minTargetRadius,this.maxTargetRadius),this.target.add(this.cursor);let r=!1;if(this.zoomToCursor&&this._performCursorZoom||this.object.isOrthographicCamera)this._spherical.radius=this._clampDistance(this._spherical.radius);else{const t=this._spherical.radius;this._spherical.radius=this._clampDistance(this._spherical.radius*this._scale),r=t!=this._spherical.radius}if(ie.setFromSpherical(this._spherical),ie.applyQuaternion(this._quatInverse),e.copy(this.target).add(ie),this.object.lookAt(this.target),!0===this.enableDamping?(this._sphericalDelta.theta*=1-this.dampingFactor,this._sphericalDelta.phi*=1-this.dampingFactor,this._panOffset.multiplyScalar(1-this.dampingFactor)):(this._sphericalDelta.set(0,0,0),this._panOffset.set(0,0,0)),this.zoomToCursor&&this._performCursorZoom){let t=null;if(this.object.isPerspectiveCamera){const e=ie.length();t=this._clampDistance(e*this._scale);const i=e-t;this.object.position.addScaledVector(this._dollyDirection,i),this.object.updateMatrixWorld(),r=!!i}else if(this.object.isOrthographicCamera){const e=new y(this._mouse.x,this._mouse.y,0);e.unproject(this.object);const i=this.object.zoom;this.object.zoom=Math.max(this.minZoom,Math.min(this.maxZoom,this.object.zoom/this._scale)),this.object.updateProjectionMatrix(),r=i!==this.object.zoom;const n=new y(this._mouse.x,this._mouse.y,0);n.unproject(this.object),this.object.position.sub(n).add(e),this.object.updateMatrixWorld(),t=ie.length()}else console.warn("WARNING: OrbitControls.js encountered an unknown camera type - zoom to cursor disabled."),this.zoomToCursor=!1;null!==t&&(this.screenSpacePanning?this.target.set(0,0,-1).transformDirection(this.object.matrix).multiplyScalar(t).add(this.object.position):(Qt.origin.copy(this.object.position),Qt.direction.set(0,0,-1).transformDirection(this.object.matrix),Math.abs(this.object.up.dot(Qt.direction))se||8*(1-this._lastQuaternion.dot(this.object.quaternion))>se||this._lastTargetPosition.distanceToSquared(this.target)>se)&&(this.dispatchEvent(Jt),this._lastPosition.copy(this.object.position),this._lastQuaternion.copy(this.object.quaternion),this._lastTargetPosition.copy(this.target),!0)}_getAutoRotationAngle(t){return null!==t?ne/60*this.autoRotateSpeed*t:ne/60/60*this.autoRotateSpeed}_getZoomScale(t){const e=Math.abs(.01*t);return Math.pow(.95,this.zoomSpeed*e)}_rotateLeft(t){this._sphericalDelta.theta-=t}_rotateUp(t){this._sphericalDelta.phi-=t}_panLeft(t,e){ie.setFromMatrixColumn(e,0),ie.multiplyScalar(-t),this._panOffset.add(ie)}_panUp(t,e){!0===this.screenSpacePanning?ie.setFromMatrixColumn(e,1):(ie.setFromMatrixColumn(e,0),ie.crossVectors(this.object.up,ie)),ie.multiplyScalar(t),this._panOffset.add(ie)}_pan(t,e){const i=this.domElement;if(this.object.isPerspectiveCamera){const n=this.object.position;ie.copy(n).sub(this.target);let r=ie.length();r*=Math.tan(this.object.fov/2*Math.PI/180),this._panLeft(2*t*r/i.clientHeight,this.object.matrix),this._panUp(2*e*r/i.clientHeight,this.object.matrix)}else this.object.isOrthographicCamera?(this._panLeft(t*(this.object.right-this.object.left)/this.object.zoom/i.clientWidth,this.object.matrix),this._panUp(e*(this.object.top-this.object.bottom)/this.object.zoom/i.clientHeight,this.object.matrix)):(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - pan disabled."),this.enablePan=!1)}_dollyOut(t){this.object.isPerspectiveCamera||this.object.isOrthographicCamera?this._scale/=t:(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled."),this.enableZoom=!1)}_dollyIn(t){this.object.isPerspectiveCamera||this.object.isOrthographicCamera?this._scale*=t:(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled."),this.enableZoom=!1)}_updateZoomParameters(t,e){if(!this.zoomToCursor)return;this._performCursorZoom=!0;const i=this.domElement.getBoundingClientRect(),n=t-i.left,r=e-i.top,s=i.width,a=i.height;this._mouse.x=n/s*2-1,this._mouse.y=-r/a*2+1,this._dollyDirection.set(this._mouse.x,this._mouse.y,1).unproject(this.object).sub(this.object.position).normalize()}_clampDistance(t){return Math.max(this.minDistance,Math.min(this.maxDistance,t))}_handleMouseDownRotate(t){this._rotateStart.set(t.clientX,t.clientY)}_handleMouseDownDolly(t){this._updateZoomParameters(t.clientX,t.clientX),this._dollyStart.set(t.clientX,t.clientY)}_handleMouseDownPan(t){this._panStart.set(t.clientX,t.clientY)}_handleMouseMoveRotate(t){this._rotateEnd.set(t.clientX,t.clientY),this._rotateDelta.subVectors(this._rotateEnd,this._rotateStart).multiplyScalar(this.rotateSpeed);const e=this.domElement;this._rotateLeft(ne*this._rotateDelta.x/e.clientHeight),this._rotateUp(ne*this._rotateDelta.y/e.clientHeight),this._rotateStart.copy(this._rotateEnd),this.update()}_handleMouseMoveDolly(t){this._dollyEnd.set(t.clientX,t.clientY),this._dollyDelta.subVectors(this._dollyEnd,this._dollyStart),this._dollyDelta.y>0?this._dollyOut(this._getZoomScale(this._dollyDelta.y)):this._dollyDelta.y<0&&this._dollyIn(this._getZoomScale(this._dollyDelta.y)),this._dollyStart.copy(this._dollyEnd),this.update()}_handleMouseMovePan(t){this._panEnd.set(t.clientX,t.clientY),this._panDelta.subVectors(this._panEnd,this._panStart).multiplyScalar(this.panSpeed),this._pan(this._panDelta.x,this._panDelta.y),this._panStart.copy(this._panEnd),this.update()}_handleMouseWheel(t){this._updateZoomParameters(t.clientX,t.clientY),t.deltaY<0?this._dollyIn(this._getZoomScale(t.deltaY)):t.deltaY>0&&this._dollyOut(this._getZoomScale(t.deltaY)),this.update()}_handleKeyDown(t){let e=!1;switch(t.code){case this.keys.UP:t.ctrlKey||t.metaKey||t.shiftKey?this.enableRotate&&this._rotateUp(ne*this.keyRotateSpeed/this.domElement.clientHeight):this.enablePan&&this._pan(0,this.keyPanSpeed),e=!0;break;case this.keys.BOTTOM:t.ctrlKey||t.metaKey||t.shiftKey?this.enableRotate&&this._rotateUp(-ne*this.keyRotateSpeed/this.domElement.clientHeight):this.enablePan&&this._pan(0,-this.keyPanSpeed),e=!0;break;case this.keys.LEFT:t.ctrlKey||t.metaKey||t.shiftKey?this.enableRotate&&this._rotateLeft(ne*this.keyRotateSpeed/this.domElement.clientHeight):this.enablePan&&this._pan(this.keyPanSpeed,0),e=!0;break;case this.keys.RIGHT:t.ctrlKey||t.metaKey||t.shiftKey?this.enableRotate&&this._rotateLeft(-ne*this.keyRotateSpeed/this.domElement.clientHeight):this.enablePan&&this._pan(-this.keyPanSpeed,0),e=!0}e&&(t.preventDefault(),this.update())}_handleTouchStartRotate(t){if(1===this._pointers.length)this._rotateStart.set(t.pageX,t.pageY);else{const e=this._getSecondPointerPosition(t),i=.5*(t.pageX+e.x),n=.5*(t.pageY+e.y);this._rotateStart.set(i,n)}}_handleTouchStartPan(t){if(1===this._pointers.length)this._panStart.set(t.pageX,t.pageY);else{const e=this._getSecondPointerPosition(t),i=.5*(t.pageX+e.x),n=.5*(t.pageY+e.y);this._panStart.set(i,n)}}_handleTouchStartDolly(t){const e=this._getSecondPointerPosition(t),i=t.pageX-e.x,n=t.pageY-e.y,r=Math.sqrt(i*i+n*n);this._dollyStart.set(0,r)}_handleTouchStartDollyPan(t){this.enableZoom&&this._handleTouchStartDolly(t),this.enablePan&&this._handleTouchStartPan(t)}_handleTouchStartDollyRotate(t){this.enableZoom&&this._handleTouchStartDolly(t),this.enableRotate&&this._handleTouchStartRotate(t)}_handleTouchMoveRotate(t){if(1==this._pointers.length)this._rotateEnd.set(t.pageX,t.pageY);else{const e=this._getSecondPointerPosition(t),i=.5*(t.pageX+e.x),n=.5*(t.pageY+e.y);this._rotateEnd.set(i,n)}this._rotateDelta.subVectors(this._rotateEnd,this._rotateStart).multiplyScalar(this.rotateSpeed);const e=this.domElement;this._rotateLeft(ne*this._rotateDelta.x/e.clientHeight),this._rotateUp(ne*this._rotateDelta.y/e.clientHeight),this._rotateStart.copy(this._rotateEnd)}_handleTouchMovePan(t){if(1===this._pointers.length)this._panEnd.set(t.pageX,t.pageY);else{const e=this._getSecondPointerPosition(t),i=.5*(t.pageX+e.x),n=.5*(t.pageY+e.y);this._panEnd.set(i,n)}this._panDelta.subVectors(this._panEnd,this._panStart).multiplyScalar(this.panSpeed),this._pan(this._panDelta.x,this._panDelta.y),this._panStart.copy(this._panEnd)}_handleTouchMoveDolly(t){const e=this._getSecondPointerPosition(t),i=t.pageX-e.x,n=t.pageY-e.y,r=Math.sqrt(i*i+n*n);this._dollyEnd.set(0,r),this._dollyDelta.set(0,Math.pow(this._dollyEnd.y/this._dollyStart.y,this.zoomSpeed)),this._dollyOut(this._dollyDelta.y),this._dollyStart.copy(this._dollyEnd);const s=.5*(t.pageX+e.x),a=.5*(t.pageY+e.y);this._updateZoomParameters(s,a)}_handleTouchMoveDollyPan(t){this.enableZoom&&this._handleTouchMoveDolly(t),this.enablePan&&this._handleTouchMovePan(t)}_handleTouchMoveDollyRotate(t){this.enableZoom&&this._handleTouchMoveDolly(t),this.enableRotate&&this._handleTouchMoveRotate(t)}_addPointer(t){this._pointers.push(t.pointerId)}_removePointer(t){delete this._pointerPositions[t.pointerId];for(let e=0;e{Object.defineProperty(e,"__esModule",{value:!0}),e.BlochSphereScene=void 0;const n=i(186),r=i(46);class s extends n.Scene{constructor(t=75,e=s.VIZ_HEIGHT/s.VIZ_WIDTH,i=.1,a=1e3){return super(),this.camera=new n.PerspectiveCamera(t,e,i,a),this.renderer=new n.WebGLRenderer({alpha:!0}),this.renderer.setSize(s.VIZ_WIDTH,s.VIZ_HEIGHT),this.controls=new r.OrbitControls(this.camera,this.renderer.domElement),this.init(),this}addSceneToHTMLContainer(t){document.getElementById(t).appendChild(this.renderer.domElement)}init(){this.camera.position.x=6,this.camera.position.y=2,this.camera.position.z=2,this.setUpControls(),this.setRenderSize(s.VIZ_WIDTH,s.VIZ_HEIGHT),this.animate()}setUpControls(){this.controls.enableDamping=!0,this.controls.dampingFactor=.05,this.controls.screenSpacePanning=!1,this.controls.minDistance=10,this.controls.maxDistance=50,this.controls.maxPolarAngle=Math.PI}setRenderSize(t,e){this.renderer.setSize(t,e)}animate(){requestAnimationFrame(this.animate.bind(this)),this.controls.update(),this.renderer.render(this,this.camera)}}e.BlochSphereScene=s,s.VIZ_WIDTH=500,s.VIZ_HEIGHT=500},186:(t,e)=>{const i="179",n=0,r=1,s=2,a=100,o=101,l=102,h=200,c=201,u=202,d=203,p=204,m=205,f=206,g=207,_=208,v=209,y=210,x=211,M=212,b=213,S=214,T=0,w=1,E=2,A=3,C=4,R=5,P=6,I=7,L="attached",D="detached",U=300,N=301,O=302,F=303,z=304,B=306,k=1e3,V=1001,H=1002,G=1003,W=1004,j=1005,X=1006,q=1007,Y=1008,Z=1009,J=1010,K=1011,$=1012,Q=1013,tt=1014,et=1015,it=1016,nt=1017,rt=1018,st=1020,at=35902,ot=1021,lt=1022,ht=1023,ct=1026,ut=1027,dt=1028,pt=1029,mt=1030,ft=1031,gt=1033,_t=33776,vt=33777,yt=33778,xt=33779,Mt=35840,bt=35841,St=35842,Tt=35843,wt=36196,Et=37492,At=37496,Ct=37808,Rt=37809,Pt=37810,It=37811,Lt=37812,Dt=37813,Ut=37814,Nt=37815,Ot=37816,Ft=37817,zt=37818,Bt=37819,kt=37820,Vt=37821,Ht=36492,Gt=36494,Wt=36495,jt=36283,Xt=36284,qt=36285,Yt=36286,Zt=2300,Jt=2301,Kt=2302,$t=2400,Qt=2401,te=2402,ee=2501,ie="",ne="srgb",re="srgb-linear",se="linear",ae="srgb",oe=7680,le=512,he=513,ce=514,ue=515,de=516,pe=517,me=518,fe=519,ge=35044,_e="300 es",ve=2e3,ye=2001;class xe{addEventListener(t,e){void 0===this._listeners&&(this._listeners={});const i=this._listeners;void 0===i[t]&&(i[t]=[]),-1===i[t].indexOf(e)&&i[t].push(e)}hasEventListener(t,e){const i=this._listeners;return void 0!==i&&void 0!==i[t]&&-1!==i[t].indexOf(e)}removeEventListener(t,e){const i=this._listeners;if(void 0===i)return;const n=i[t];if(void 0!==n){const t=n.indexOf(e);-1!==t&&n.splice(t,1)}}dispatchEvent(t){const e=this._listeners;if(void 0===e)return;const i=e[t.type];if(void 0!==i){t.target=this;const e=i.slice(0);for(let i=0,n=e.length;i>8&255]+Me[t>>16&255]+Me[t>>24&255]+"-"+Me[255&e]+Me[e>>8&255]+"-"+Me[e>>16&15|64]+Me[e>>24&255]+"-"+Me[63&i|128]+Me[i>>8&255]+"-"+Me[i>>16&255]+Me[i>>24&255]+Me[255&n]+Me[n>>8&255]+Me[n>>16&255]+Me[n>>24&255]).toLowerCase()}function Ee(t,e,i){return Math.max(e,Math.min(i,t))}function Ae(t,e){return(t%e+e)%e}function Ce(t,e,i){return(1-i)*t+i*e}function Re(t,e){switch(e.constructor){case Float32Array:return t;case Uint32Array:return t/4294967295;case Uint16Array:return t/65535;case Uint8Array:return t/255;case Int32Array:return Math.max(t/2147483647,-1);case Int16Array:return Math.max(t/32767,-1);case Int8Array:return Math.max(t/127,-1);default:throw new Error("Invalid component type.")}}function Pe(t,e){switch(e.constructor){case Float32Array:return t;case Uint32Array:return Math.round(4294967295*t);case Uint16Array:return Math.round(65535*t);case Uint8Array:return Math.round(255*t);case Int32Array:return Math.round(2147483647*t);case Int16Array:return Math.round(32767*t);case Int8Array:return Math.round(127*t);default:throw new Error("Invalid component type.")}}const Ie={DEG2RAD:Se,RAD2DEG:Te,generateUUID:we,clamp:Ee,euclideanModulo:Ae,mapLinear:function(t,e,i,n,r){return n+(t-e)*(r-n)/(i-e)},inverseLerp:function(t,e,i){return t!==e?(i-t)/(e-t):0},lerp:Ce,damp:function(t,e,i,n){return Ce(t,e,1-Math.exp(-i*n))},pingpong:function(t,e=1){return e-Math.abs(Ae(t,2*e)-e)},smoothstep:function(t,e,i){return t<=e?0:t>=i?1:(t=(t-e)/(i-e))*t*(3-2*t)},smootherstep:function(t,e,i){return t<=e?0:t>=i?1:(t=(t-e)/(i-e))*t*t*(t*(6*t-15)+10)},randInt:function(t,e){return t+Math.floor(Math.random()*(e-t+1))},randFloat:function(t,e){return t+Math.random()*(e-t)},randFloatSpread:function(t){return t*(.5-Math.random())},seededRandom:function(t){void 0!==t&&(be=t);let e=be+=1831565813;return e=Math.imul(e^e>>>15,1|e),e^=e+Math.imul(e^e>>>7,61|e),((e^e>>>14)>>>0)/4294967296},degToRad:function(t){return t*Se},radToDeg:function(t){return t*Te},isPowerOfTwo:function(t){return!(t&t-1)&&0!==t},ceilPowerOfTwo:function(t){return Math.pow(2,Math.ceil(Math.log(t)/Math.LN2))},floorPowerOfTwo:function(t){return Math.pow(2,Math.floor(Math.log(t)/Math.LN2))},setQuaternionFromProperEuler:function(t,e,i,n,r){const s=Math.cos,a=Math.sin,o=s(i/2),l=a(i/2),h=s((e+n)/2),c=a((e+n)/2),u=s((e-n)/2),d=a((e-n)/2),p=s((n-e)/2),m=a((n-e)/2);switch(r){case"XYX":t.set(o*c,l*u,l*d,o*h);break;case"YZY":t.set(l*d,o*c,l*u,o*h);break;case"ZXZ":t.set(l*u,l*d,o*c,o*h);break;case"XZX":t.set(o*c,l*m,l*p,o*h);break;case"YXY":t.set(l*p,o*c,l*m,o*h);break;case"ZYZ":t.set(l*m,l*p,o*c,o*h);break;default:console.warn("THREE.MathUtils: .setQuaternionFromProperEuler() encountered an unknown order: "+r)}},normalize:Pe,denormalize:Re};class Le{constructor(t=0,e=0){Le.prototype.isVector2=!0,this.x=t,this.y=e}get width(){return this.x}set width(t){this.x=t}get height(){return this.y}set height(t){this.y=t}set(t,e){return this.x=t,this.y=e,this}setScalar(t){return this.x=t,this.y=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y)}copy(t){return this.x=t.x,this.y=t.y,this}add(t){return this.x+=t.x,this.y+=t.y,this}addScalar(t){return this.x+=t,this.y+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this}subScalar(t){return this.x-=t,this.y-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this}multiply(t){return this.x*=t.x,this.y*=t.y,this}multiplyScalar(t){return this.x*=t,this.y*=t,this}divide(t){return this.x/=t.x,this.y/=t.y,this}divideScalar(t){return this.multiplyScalar(1/t)}applyMatrix3(t){const e=this.x,i=this.y,n=t.elements;return this.x=n[0]*e+n[3]*i+n[6],this.y=n[1]*e+n[4]*i+n[7],this}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this}clamp(t,e){return this.x=Ee(this.x,t.x,e.x),this.y=Ee(this.y,t.y,e.y),this}clampScalar(t,e){return this.x=Ee(this.x,t,e),this.y=Ee(this.y,t,e),this}clampLength(t,e){const i=this.length();return this.divideScalar(i||1).multiplyScalar(Ee(i,t,e))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this}negate(){return this.x=-this.x,this.y=-this.y,this}dot(t){return this.x*t.x+this.y*t.y}cross(t){return this.x*t.y-this.y*t.x}lengthSq(){return this.x*this.x+this.y*this.y}length(){return Math.sqrt(this.x*this.x+this.y*this.y)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)}normalize(){return this.divideScalar(this.length()||1)}angle(){return Math.atan2(-this.y,-this.x)+Math.PI}angleTo(t){const e=Math.sqrt(this.lengthSq()*t.lengthSq());if(0===e)return Math.PI/2;const i=this.dot(t)/e;return Math.acos(Ee(i,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,i=this.y-t.y;return e*e+i*i}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this}lerpVectors(t,e,i){return this.x=t.x+(e.x-t.x)*i,this.y=t.y+(e.y-t.y)*i,this}equals(t){return t.x===this.x&&t.y===this.y}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this}rotateAround(t,e){const i=Math.cos(e),n=Math.sin(e),r=this.x-t.x,s=this.y-t.y;return this.x=r*i-s*n+t.x,this.y=r*n+s*i+t.y,this}random(){return this.x=Math.random(),this.y=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y}}class De{constructor(t=0,e=0,i=0,n=1){this.isQuaternion=!0,this._x=t,this._y=e,this._z=i,this._w=n}static slerpFlat(t,e,i,n,r,s,a){let o=i[n+0],l=i[n+1],h=i[n+2],c=i[n+3];const u=r[s+0],d=r[s+1],p=r[s+2],m=r[s+3];if(0===a)return t[e+0]=o,t[e+1]=l,t[e+2]=h,void(t[e+3]=c);if(1===a)return t[e+0]=u,t[e+1]=d,t[e+2]=p,void(t[e+3]=m);if(c!==m||o!==u||l!==d||h!==p){let t=1-a;const e=o*u+l*d+h*p+c*m,i=e>=0?1:-1,n=1-e*e;if(n>Number.EPSILON){const r=Math.sqrt(n),s=Math.atan2(r,e*i);t=Math.sin(t*s)/r,a=Math.sin(a*s)/r}const r=a*i;if(o=o*t+u*r,l=l*t+d*r,h=h*t+p*r,c=c*t+m*r,t===1-a){const t=1/Math.sqrt(o*o+l*l+h*h+c*c);o*=t,l*=t,h*=t,c*=t}}t[e]=o,t[e+1]=l,t[e+2]=h,t[e+3]=c}static multiplyQuaternionsFlat(t,e,i,n,r,s){const a=i[n],o=i[n+1],l=i[n+2],h=i[n+3],c=r[s],u=r[s+1],d=r[s+2],p=r[s+3];return t[e]=a*p+h*c+o*d-l*u,t[e+1]=o*p+h*u+l*c-a*d,t[e+2]=l*p+h*d+a*u-o*c,t[e+3]=h*p-a*c-o*u-l*d,t}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get w(){return this._w}set w(t){this._w=t,this._onChangeCallback()}set(t,e,i,n){return this._x=t,this._y=e,this._z=i,this._w=n,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(t){return this._x=t.x,this._y=t.y,this._z=t.z,this._w=t.w,this._onChangeCallback(),this}setFromEuler(t,e=!0){const i=t._x,n=t._y,r=t._z,s=t._order,a=Math.cos,o=Math.sin,l=a(i/2),h=a(n/2),c=a(r/2),u=o(i/2),d=o(n/2),p=o(r/2);switch(s){case"XYZ":this._x=u*h*c+l*d*p,this._y=l*d*c-u*h*p,this._z=l*h*p+u*d*c,this._w=l*h*c-u*d*p;break;case"YXZ":this._x=u*h*c+l*d*p,this._y=l*d*c-u*h*p,this._z=l*h*p-u*d*c,this._w=l*h*c+u*d*p;break;case"ZXY":this._x=u*h*c-l*d*p,this._y=l*d*c+u*h*p,this._z=l*h*p+u*d*c,this._w=l*h*c-u*d*p;break;case"ZYX":this._x=u*h*c-l*d*p,this._y=l*d*c+u*h*p,this._z=l*h*p-u*d*c,this._w=l*h*c+u*d*p;break;case"YZX":this._x=u*h*c+l*d*p,this._y=l*d*c+u*h*p,this._z=l*h*p-u*d*c,this._w=l*h*c-u*d*p;break;case"XZY":this._x=u*h*c-l*d*p,this._y=l*d*c-u*h*p,this._z=l*h*p+u*d*c,this._w=l*h*c+u*d*p;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+s)}return!0===e&&this._onChangeCallback(),this}setFromAxisAngle(t,e){const i=e/2,n=Math.sin(i);return this._x=t.x*n,this._y=t.y*n,this._z=t.z*n,this._w=Math.cos(i),this._onChangeCallback(),this}setFromRotationMatrix(t){const e=t.elements,i=e[0],n=e[4],r=e[8],s=e[1],a=e[5],o=e[9],l=e[2],h=e[6],c=e[10],u=i+a+c;if(u>0){const t=.5/Math.sqrt(u+1);this._w=.25/t,this._x=(h-o)*t,this._y=(r-l)*t,this._z=(s-n)*t}else if(i>a&&i>c){const t=2*Math.sqrt(1+i-a-c);this._w=(h-o)/t,this._x=.25*t,this._y=(n+s)/t,this._z=(r+l)/t}else if(a>c){const t=2*Math.sqrt(1+a-i-c);this._w=(r-l)/t,this._x=(n+s)/t,this._y=.25*t,this._z=(o+h)/t}else{const t=2*Math.sqrt(1+c-i-a);this._w=(s-n)/t,this._x=(r+l)/t,this._y=(o+h)/t,this._z=.25*t}return this._onChangeCallback(),this}setFromUnitVectors(t,e){let i=t.dot(e)+1;return i<1e-8?(i=0,Math.abs(t.x)>Math.abs(t.z)?(this._x=-t.y,this._y=t.x,this._z=0,this._w=i):(this._x=0,this._y=-t.z,this._z=t.y,this._w=i)):(this._x=t.y*e.z-t.z*e.y,this._y=t.z*e.x-t.x*e.z,this._z=t.x*e.y-t.y*e.x,this._w=i),this.normalize()}angleTo(t){return 2*Math.acos(Math.abs(Ee(this.dot(t),-1,1)))}rotateTowards(t,e){const i=this.angleTo(t);if(0===i)return this;const n=Math.min(1,e/i);return this.slerp(t,n),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let t=this.length();return 0===t?(this._x=0,this._y=0,this._z=0,this._w=1):(t=1/t,this._x=this._x*t,this._y=this._y*t,this._z=this._z*t,this._w=this._w*t),this._onChangeCallback(),this}multiply(t){return this.multiplyQuaternions(this,t)}premultiply(t){return this.multiplyQuaternions(t,this)}multiplyQuaternions(t,e){const i=t._x,n=t._y,r=t._z,s=t._w,a=e._x,o=e._y,l=e._z,h=e._w;return this._x=i*h+s*a+n*l-r*o,this._y=n*h+s*o+r*a-i*l,this._z=r*h+s*l+i*o-n*a,this._w=s*h-i*a-n*o-r*l,this._onChangeCallback(),this}slerp(t,e){if(0===e)return this;if(1===e)return this.copy(t);const i=this._x,n=this._y,r=this._z,s=this._w;let a=s*t._w+i*t._x+n*t._y+r*t._z;if(a<0?(this._w=-t._w,this._x=-t._x,this._y=-t._y,this._z=-t._z,a=-a):this.copy(t),a>=1)return this._w=s,this._x=i,this._y=n,this._z=r,this;const o=1-a*a;if(o<=Number.EPSILON){const t=1-e;return this._w=t*s+e*this._w,this._x=t*i+e*this._x,this._y=t*n+e*this._y,this._z=t*r+e*this._z,this.normalize(),this}const l=Math.sqrt(o),h=Math.atan2(l,a),c=Math.sin((1-e)*h)/l,u=Math.sin(e*h)/l;return this._w=s*c+this._w*u,this._x=i*c+this._x*u,this._y=n*c+this._y*u,this._z=r*c+this._z*u,this._onChangeCallback(),this}slerpQuaternions(t,e,i){return this.copy(t).slerp(e,i)}random(){const t=2*Math.PI*Math.random(),e=2*Math.PI*Math.random(),i=Math.random(),n=Math.sqrt(1-i),r=Math.sqrt(i);return this.set(n*Math.sin(t),n*Math.cos(t),r*Math.sin(e),r*Math.cos(e))}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w}fromArray(t,e=0){return this._x=t[e],this._y=t[e+1],this._z=t[e+2],this._w=t[e+3],this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._w,t}fromBufferAttribute(t,e){return this._x=t.getX(e),this._y=t.getY(e),this._z=t.getZ(e),this._w=t.getW(e),this._onChangeCallback(),this}toJSON(){return this.toArray()}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class Ue{constructor(t=0,e=0,i=0){Ue.prototype.isVector3=!0,this.x=t,this.y=e,this.z=i}set(t,e,i){return void 0===i&&(i=this.z),this.x=t,this.y=e,this.z=i,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this}multiplyVectors(t,e){return this.x=t.x*e.x,this.y=t.y*e.y,this.z=t.z*e.z,this}applyEuler(t){return this.applyQuaternion(Oe.setFromEuler(t))}applyAxisAngle(t,e){return this.applyQuaternion(Oe.setFromAxisAngle(t,e))}applyMatrix3(t){const e=this.x,i=this.y,n=this.z,r=t.elements;return this.x=r[0]*e+r[3]*i+r[6]*n,this.y=r[1]*e+r[4]*i+r[7]*n,this.z=r[2]*e+r[5]*i+r[8]*n,this}applyNormalMatrix(t){return this.applyMatrix3(t).normalize()}applyMatrix4(t){const e=this.x,i=this.y,n=this.z,r=t.elements,s=1/(r[3]*e+r[7]*i+r[11]*n+r[15]);return this.x=(r[0]*e+r[4]*i+r[8]*n+r[12])*s,this.y=(r[1]*e+r[5]*i+r[9]*n+r[13])*s,this.z=(r[2]*e+r[6]*i+r[10]*n+r[14])*s,this}applyQuaternion(t){const e=this.x,i=this.y,n=this.z,r=t.x,s=t.y,a=t.z,o=t.w,l=2*(s*n-a*i),h=2*(a*e-r*n),c=2*(r*i-s*e);return this.x=e+o*l+s*c-a*h,this.y=i+o*h+a*l-r*c,this.z=n+o*c+r*h-s*l,this}project(t){return this.applyMatrix4(t.matrixWorldInverse).applyMatrix4(t.projectionMatrix)}unproject(t){return this.applyMatrix4(t.projectionMatrixInverse).applyMatrix4(t.matrixWorld)}transformDirection(t){const e=this.x,i=this.y,n=this.z,r=t.elements;return this.x=r[0]*e+r[4]*i+r[8]*n,this.y=r[1]*e+r[5]*i+r[9]*n,this.z=r[2]*e+r[6]*i+r[10]*n,this.normalize()}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this}divideScalar(t){return this.multiplyScalar(1/t)}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this}clamp(t,e){return this.x=Ee(this.x,t.x,e.x),this.y=Ee(this.y,t.y,e.y),this.z=Ee(this.z,t.z,e.z),this}clampScalar(t,e){return this.x=Ee(this.x,t,e),this.y=Ee(this.y,t,e),this.z=Ee(this.z,t,e),this}clampLength(t,e){const i=this.length();return this.divideScalar(i||1).multiplyScalar(Ee(i,t,e))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(t){return this.x*t.x+this.y*t.y+this.z*t.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this}lerpVectors(t,e,i){return this.x=t.x+(e.x-t.x)*i,this.y=t.y+(e.y-t.y)*i,this.z=t.z+(e.z-t.z)*i,this}cross(t){return this.crossVectors(this,t)}crossVectors(t,e){const i=t.x,n=t.y,r=t.z,s=e.x,a=e.y,o=e.z;return this.x=n*o-r*a,this.y=r*s-i*o,this.z=i*a-n*s,this}projectOnVector(t){const e=t.lengthSq();if(0===e)return this.set(0,0,0);const i=t.dot(this)/e;return this.copy(t).multiplyScalar(i)}projectOnPlane(t){return Ne.copy(this).projectOnVector(t),this.sub(Ne)}reflect(t){return this.sub(Ne.copy(t).multiplyScalar(2*this.dot(t)))}angleTo(t){const e=Math.sqrt(this.lengthSq()*t.lengthSq());if(0===e)return Math.PI/2;const i=this.dot(t)/e;return Math.acos(Ee(i,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,i=this.y-t.y,n=this.z-t.z;return e*e+i*i+n*n}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)}setFromSpherical(t){return this.setFromSphericalCoords(t.radius,t.phi,t.theta)}setFromSphericalCoords(t,e,i){const n=Math.sin(e)*t;return this.x=n*Math.sin(i),this.y=Math.cos(e)*t,this.z=n*Math.cos(i),this}setFromCylindrical(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)}setFromCylindricalCoords(t,e,i){return this.x=t*Math.sin(e),this.y=i,this.z=t*Math.cos(e),this}setFromMatrixPosition(t){const e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this}setFromMatrixScale(t){const e=this.setFromMatrixColumn(t,0).length(),i=this.setFromMatrixColumn(t,1).length(),n=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=i,this.z=n,this}setFromMatrixColumn(t,e){return this.fromArray(t.elements,4*e)}setFromMatrix3Column(t,e){return this.fromArray(t.elements,3*e)}setFromEuler(t){return this.x=t._x,this.y=t._y,this.z=t._z,this}setFromColor(t){return this.x=t.r,this.y=t.g,this.z=t.b,this}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const t=Math.random()*Math.PI*2,e=2*Math.random()-1,i=Math.sqrt(1-e*e);return this.x=i*Math.cos(t),this.y=e,this.z=i*Math.sin(t),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const Ne=new Ue,Oe=new De;class Fe{constructor(t,e,i,n,r,s,a,o,l){Fe.prototype.isMatrix3=!0,this.elements=[1,0,0,0,1,0,0,0,1],void 0!==t&&this.set(t,e,i,n,r,s,a,o,l)}set(t,e,i,n,r,s,a,o,l){const h=this.elements;return h[0]=t,h[1]=n,h[2]=a,h[3]=e,h[4]=r,h[5]=o,h[6]=i,h[7]=s,h[8]=l,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(t){const e=this.elements,i=t.elements;return e[0]=i[0],e[1]=i[1],e[2]=i[2],e[3]=i[3],e[4]=i[4],e[5]=i[5],e[6]=i[6],e[7]=i[7],e[8]=i[8],this}extractBasis(t,e,i){return t.setFromMatrix3Column(this,0),e.setFromMatrix3Column(this,1),i.setFromMatrix3Column(this,2),this}setFromMatrix4(t){const e=t.elements;return this.set(e[0],e[4],e[8],e[1],e[5],e[9],e[2],e[6],e[10]),this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const i=t.elements,n=e.elements,r=this.elements,s=i[0],a=i[3],o=i[6],l=i[1],h=i[4],c=i[7],u=i[2],d=i[5],p=i[8],m=n[0],f=n[3],g=n[6],_=n[1],v=n[4],y=n[7],x=n[2],M=n[5],b=n[8];return r[0]=s*m+a*_+o*x,r[3]=s*f+a*v+o*M,r[6]=s*g+a*y+o*b,r[1]=l*m+h*_+c*x,r[4]=l*f+h*v+c*M,r[7]=l*g+h*y+c*b,r[2]=u*m+d*_+p*x,r[5]=u*f+d*v+p*M,r[8]=u*g+d*y+p*b,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[3]*=t,e[6]*=t,e[1]*=t,e[4]*=t,e[7]*=t,e[2]*=t,e[5]*=t,e[8]*=t,this}determinant(){const t=this.elements,e=t[0],i=t[1],n=t[2],r=t[3],s=t[4],a=t[5],o=t[6],l=t[7],h=t[8];return e*s*h-e*a*l-i*r*h+i*a*o+n*r*l-n*s*o}invert(){const t=this.elements,e=t[0],i=t[1],n=t[2],r=t[3],s=t[4],a=t[5],o=t[6],l=t[7],h=t[8],c=h*s-a*l,u=a*o-h*r,d=l*r-s*o,p=e*c+i*u+n*d;if(0===p)return this.set(0,0,0,0,0,0,0,0,0);const m=1/p;return t[0]=c*m,t[1]=(n*l-h*i)*m,t[2]=(a*i-n*s)*m,t[3]=u*m,t[4]=(h*e-n*o)*m,t[5]=(n*r-a*e)*m,t[6]=d*m,t[7]=(i*o-l*e)*m,t[8]=(s*e-i*r)*m,this}transpose(){let t;const e=this.elements;return t=e[1],e[1]=e[3],e[3]=t,t=e[2],e[2]=e[6],e[6]=t,t=e[5],e[5]=e[7],e[7]=t,this}getNormalMatrix(t){return this.setFromMatrix4(t).invert().transpose()}transposeIntoArray(t){const e=this.elements;return t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8],this}setUvTransform(t,e,i,n,r,s,a){const o=Math.cos(r),l=Math.sin(r);return this.set(i*o,i*l,-i*(o*s+l*a)+s+t,-n*l,n*o,-n*(-l*s+o*a)+a+e,0,0,1),this}scale(t,e){return this.premultiply(ze.makeScale(t,e)),this}rotate(t){return this.premultiply(ze.makeRotation(-t)),this}translate(t,e){return this.premultiply(ze.makeTranslation(t,e)),this}makeTranslation(t,e){return t.isVector2?this.set(1,0,t.x,0,1,t.y,0,0,1):this.set(1,0,t,0,1,e,0,0,1),this}makeRotation(t){const e=Math.cos(t),i=Math.sin(t);return this.set(e,-i,0,i,e,0,0,0,1),this}makeScale(t,e){return this.set(t,0,0,0,e,0,0,0,1),this}equals(t){const e=this.elements,i=t.elements;for(let t=0;t<9;t++)if(e[t]!==i[t])return!1;return!0}fromArray(t,e=0){for(let i=0;i<9;i++)this.elements[i]=t[i+e];return this}toArray(t=[],e=0){const i=this.elements;return t[e]=i[0],t[e+1]=i[1],t[e+2]=i[2],t[e+3]=i[3],t[e+4]=i[4],t[e+5]=i[5],t[e+6]=i[6],t[e+7]=i[7],t[e+8]=i[8],t}clone(){return(new this.constructor).fromArray(this.elements)}}const ze=new Fe;function Be(t){for(let e=t.length-1;e>=0;--e)if(t[e]>=65535)return!0;return!1}const ke={Int8Array,Uint8Array,Uint8ClampedArray,Int16Array,Uint16Array,Int32Array,Uint32Array,Float32Array,Float64Array};function Ve(t,e){return new ke[t](e)}function He(t){return document.createElementNS("http://www.w3.org/1999/xhtml",t)}function Ge(){const t=He("canvas");return t.style.display="block",t}const We={};function je(t){t in We||(We[t]=!0,console.warn(t))}const Xe=(new Fe).set(.4123908,.3575843,.1804808,.212639,.7151687,.0721923,.0193308,.1191948,.9505322),qe=(new Fe).set(3.2409699,-1.5373832,-.4986108,-.9692436,1.8759675,.0415551,.0556301,-.203977,1.0569715);function Ye(){const t={enabled:!0,workingColorSpace:re,spaces:{},convert:function(t,e,i){return!1!==this.enabled&&e!==i&&e&&i?(this.spaces[e].transfer===ae&&(t.r=Je(t.r),t.g=Je(t.g),t.b=Je(t.b)),this.spaces[e].primaries!==this.spaces[i].primaries&&(t.applyMatrix3(this.spaces[e].toXYZ),t.applyMatrix3(this.spaces[i].fromXYZ)),this.spaces[i].transfer===ae&&(t.r=Ke(t.r),t.g=Ke(t.g),t.b=Ke(t.b)),t):t},workingToColorSpace:function(t,e){return this.convert(t,this.workingColorSpace,e)},colorSpaceToWorking:function(t,e){return this.convert(t,e,this.workingColorSpace)},getPrimaries:function(t){return this.spaces[t].primaries},getTransfer:function(t){return t===ie?se:this.spaces[t].transfer},getLuminanceCoefficients:function(t,e=this.workingColorSpace){return t.fromArray(this.spaces[e].luminanceCoefficients)},define:function(t){Object.assign(this.spaces,t)},_getMatrix:function(t,e,i){return t.copy(this.spaces[e].toXYZ).multiply(this.spaces[i].fromXYZ)},_getDrawingBufferColorSpace:function(t){return this.spaces[t].outputColorSpaceConfig.drawingBufferColorSpace},_getUnpackColorSpace:function(t=this.workingColorSpace){return this.spaces[t].workingColorSpaceConfig.unpackColorSpace},fromWorkingColorSpace:function(e,i){return je("THREE.ColorManagement: .fromWorkingColorSpace() has been renamed to .workingToColorSpace()."),t.workingToColorSpace(e,i)},toWorkingColorSpace:function(e,i){return je("THREE.ColorManagement: .toWorkingColorSpace() has been renamed to .colorSpaceToWorking()."),t.colorSpaceToWorking(e,i)}},e=[.64,.33,.3,.6,.15,.06],i=[.2126,.7152,.0722],n=[.3127,.329];return t.define({[re]:{primaries:e,whitePoint:n,transfer:se,toXYZ:Xe,fromXYZ:qe,luminanceCoefficients:i,workingColorSpaceConfig:{unpackColorSpace:ne},outputColorSpaceConfig:{drawingBufferColorSpace:ne}},[ne]:{primaries:e,whitePoint:n,transfer:ae,toXYZ:Xe,fromXYZ:qe,luminanceCoefficients:i,outputColorSpaceConfig:{drawingBufferColorSpace:ne}}}),t}const Ze=Ye();function Je(t){return t<.04045?.0773993808*t:Math.pow(.9478672986*t+.0521327014,2.4)}function Ke(t){return t<.0031308?12.92*t:1.055*Math.pow(t,.41666)-.055}let $e;class Qe{static getDataURL(t,e="image/png"){if(/^data:/i.test(t.src))return t.src;if("undefined"==typeof HTMLCanvasElement)return t.src;let i;if(t instanceof HTMLCanvasElement)i=t;else{void 0===$e&&($e=He("canvas")),$e.width=t.width,$e.height=t.height;const e=$e.getContext("2d");t instanceof ImageData?e.putImageData(t,0,0):e.drawImage(t,0,0,t.width,t.height),i=$e}return i.toDataURL(e)}static sRGBToLinear(t){if("undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap){const e=He("canvas");e.width=t.width,e.height=t.height;const i=e.getContext("2d");i.drawImage(t,0,0,t.width,t.height);const n=i.getImageData(0,0,t.width,t.height),r=n.data;for(let t=0;t1),this.pmremVersion=0}get width(){return this.source.getSize(ri).x}get height(){return this.source.getSize(ri).y}get depth(){return this.source.getSize(ri).z}get image(){return this.source.data}set image(t=null){this.source.data=t}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}clone(){return(new this.constructor).copy(this)}copy(t){return this.name=t.name,this.source=t.source,this.mipmaps=t.mipmaps.slice(0),this.mapping=t.mapping,this.channel=t.channel,this.wrapS=t.wrapS,this.wrapT=t.wrapT,this.magFilter=t.magFilter,this.minFilter=t.minFilter,this.anisotropy=t.anisotropy,this.format=t.format,this.internalFormat=t.internalFormat,this.type=t.type,this.offset.copy(t.offset),this.repeat.copy(t.repeat),this.center.copy(t.center),this.rotation=t.rotation,this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrix.copy(t.matrix),this.generateMipmaps=t.generateMipmaps,this.premultiplyAlpha=t.premultiplyAlpha,this.flipY=t.flipY,this.unpackAlignment=t.unpackAlignment,this.colorSpace=t.colorSpace,this.renderTarget=t.renderTarget,this.isRenderTargetTexture=t.isRenderTargetTexture,this.isArrayTexture=t.isArrayTexture,this.userData=JSON.parse(JSON.stringify(t.userData)),this.needsUpdate=!0,this}setValues(t){for(const e in t){const i=t[e];if(void 0===i){console.warn(`THREE.Texture.setValues(): parameter '${e}' has value of 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i={metadata:{version:4.7,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(t).uuid,mapping:this.mapping,channel:this.channel,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,internalFormat:this.internalFormat,type:this.type,colorSpace:this.colorSpace,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,generateMipmaps:this.generateMipmaps,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return Object.keys(this.userData).length>0&&(i.userData=this.userData),e||(t.textures[this.uuid]=i),i}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(t){if(this.mapping!==U)return t;if(t.applyMatrix3(this.matrix),t.x<0||t.x>1)switch(this.wrapS){case k:t.x=t.x-Math.floor(t.x);break;case V:t.x=t.x<0?0:1;break;case 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this.x*=t.x,this.y*=t.y,this.z*=t.z,this.w*=t.w,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this}applyMatrix4(t){const e=this.x,i=this.y,n=this.z,r=this.w,s=t.elements;return this.x=s[0]*e+s[4]*i+s[8]*n+s[12]*r,this.y=s[1]*e+s[5]*i+s[9]*n+s[13]*r,this.z=s[2]*e+s[6]*i+s[10]*n+s[14]*r,this.w=s[3]*e+s[7]*i+s[11]*n+s[15]*r,this}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this.w/=t.w,this}divideScalar(t){return this.multiplyScalar(1/t)}setAxisAngleFromQuaternion(t){this.w=2*Math.acos(t.w);const e=Math.sqrt(1-t.w*t.w);return e<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=t.x/e,this.y=t.y/e,this.z=t.z/e),this}setAxisAngleFromRotationMatrix(t){let e,i,n,r;const s=.01,a=.1,o=t.elements,l=o[0],h=o[4],c=o[8],u=o[1],d=o[5],p=o[9],m=o[2],f=o[6],g=o[10];if(Math.abs(h-u)o&&t>_?t_?o1;this.dispose()}this.viewport.set(0,0,t,e),this.scissor.set(0,0,t,e)}clone(){return(new this.constructor).copy(this)}copy(t){this.width=t.width,this.height=t.height,this.depth=t.depth,this.scissor.copy(t.scissor),this.scissorTest=t.scissorTest,this.viewport.copy(t.viewport),this.textures.length=0;for(let e=0,i=t.textures.length;e=this.min.x&&t.x<=this.max.x&&t.y>=this.min.y&&t.y<=this.max.y&&t.z>=this.min.z&&t.z<=this.max.z}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y&&this.min.z<=t.min.z&&t.max.z<=this.max.z}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y),(t.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(t){return t.max.x>=this.min.x&&t.min.x<=this.max.x&&t.max.y>=this.min.y&&t.min.y<=this.max.y&&t.max.z>=this.min.z&&t.min.z<=this.max.z}intersectsSphere(t){return this.clampPoint(t.center,pi),pi.distanceToSquared(t.center)<=t.radius*t.radius}intersectsPlane(t){let e,i;return t.normal.x>0?(e=t.normal.x*this.min.x,i=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,i=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,i+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,i+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,i+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,i+=t.normal.z*this.min.z),e<=-t.constant&&i>=-t.constant}intersectsTriangle(t){if(this.isEmpty())return!1;this.getCenter(Mi),bi.subVectors(this.max,Mi),fi.subVectors(t.a,Mi),gi.subVectors(t.b,Mi),_i.subVectors(t.c,Mi),vi.subVectors(gi,fi),yi.subVectors(_i,gi),xi.subVectors(fi,_i);let e=[0,-vi.z,vi.y,0,-yi.z,yi.y,0,-xi.z,xi.y,vi.z,0,-vi.x,yi.z,0,-yi.x,xi.z,0,-xi.x,-vi.y,vi.x,0,-yi.y,yi.x,0,-xi.y,xi.x,0];return!!wi(e,fi,gi,_i,bi)&&(e=[1,0,0,0,1,0,0,0,1],!!wi(e,fi,gi,_i,bi)&&(Si.crossVectors(vi,yi),e=[Si.x,Si.y,Si.z],wi(e,fi,gi,_i,bi)))}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return this.clampPoint(t,pi).distanceTo(t)}getBoundingSphere(t){return this.isEmpty()?t.makeEmpty():(this.getCenter(t.center),t.radius=.5*this.getSize(pi).length()),t}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}applyMatrix4(t){return this.isEmpty()||(di[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),di[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),di[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),di[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),di[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),di[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),di[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),di[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(di)),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}toJSON(){return{min:this.min.toArray(),max:this.max.toArray()}}fromJSON(t){return this.min.fromArray(t.min),this.max.fromArray(t.max),this}}const di=[new Ue,new Ue,new Ue,new Ue,new Ue,new Ue,new Ue,new Ue],pi=new Ue,mi=new ui,fi=new Ue,gi=new Ue,_i=new Ue,vi=new Ue,yi=new Ue,xi=new Ue,Mi=new Ue,bi=new Ue,Si=new Ue,Ti=new Ue;function wi(t,e,i,n,r){for(let s=0,a=t.length-3;s<=a;s+=3){Ti.fromArray(t,s);const a=r.x*Math.abs(Ti.x)+r.y*Math.abs(Ti.y)+r.z*Math.abs(Ti.z),o=e.dot(Ti),l=i.dot(Ti),h=n.dot(Ti);if(Math.max(-Math.max(o,l,h),Math.min(o,l,h))>a)return!1}return!0}const Ei=new ui,Ai=new Ue,Ci=new Ue;class Ri{constructor(t=new Ue,e=-1){this.isSphere=!0,this.center=t,this.radius=e}set(t,e){return this.center.copy(t),this.radius=e,this}setFromPoints(t,e){const i=this.center;void 0!==e?i.copy(e):Ei.setFromPoints(t).getCenter(i);let n=0;for(let e=0,r=t.length;ethis.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e}getBoundingBox(t){return this.isEmpty()?(t.makeEmpty(),t):(t.set(this.center,this.center),t.expandByScalar(this.radius),t)}applyMatrix4(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this}translate(t){return this.center.add(t),this}expandByPoint(t){if(this.isEmpty())return this.center.copy(t),this.radius=0,this;Ai.subVectors(t,this.center);const e=Ai.lengthSq();if(e>this.radius*this.radius){const t=Math.sqrt(e),i=.5*(t-this.radius);this.center.addScaledVector(Ai,i/t),this.radius+=i}return this}union(t){return t.isEmpty()?this:this.isEmpty()?(this.copy(t),this):(!0===this.center.equals(t.center)?this.radius=Math.max(this.radius,t.radius):(Ci.subVectors(t.center,this.center).setLength(t.radius),this.expandByPoint(Ai.copy(t.center).add(Ci)),this.expandByPoint(Ai.copy(t.center).sub(Ci))),this)}equals(t){return t.center.equals(this.center)&&t.radius===this.radius}clone(){return(new this.constructor).copy(this)}toJSON(){return{radius:this.radius,center:this.center.toArray()}}fromJSON(t){return this.radius=t.radius,this.center.fromArray(t.center),this}}const Pi=new Ue,Ii=new Ue,Li=new Ue,Di=new Ue,Ui=new Ue,Ni=new Ue,Oi=new Ue;class Fi{constructor(t=new Ue,e=new Ue(0,0,-1)){this.origin=t,this.direction=e}set(t,e){return this.origin.copy(t),this.direction.copy(e),this}copy(t){return this.origin.copy(t.origin),this.direction.copy(t.direction),this}at(t,e){return e.copy(this.origin).addScaledVector(this.direction,t)}lookAt(t){return this.direction.copy(t).sub(this.origin).normalize(),this}recast(t){return this.origin.copy(this.at(t,Pi)),this}closestPointToPoint(t,e){e.subVectors(t,this.origin);const i=e.dot(this.direction);return i<0?e.copy(this.origin):e.copy(this.origin).addScaledVector(this.direction,i)}distanceToPoint(t){return Math.sqrt(this.distanceSqToPoint(t))}distanceSqToPoint(t){const e=Pi.subVectors(t,this.origin).dot(this.direction);return e<0?this.origin.distanceToSquared(t):(Pi.copy(this.origin).addScaledVector(this.direction,e),Pi.distanceToSquared(t))}distanceSqToSegment(t,e,i,n){Ii.copy(t).add(e).multiplyScalar(.5),Li.copy(e).sub(t).normalize(),Di.copy(this.origin).sub(Ii);const r=.5*t.distanceTo(e),s=-this.direction.dot(Li),a=Di.dot(this.direction),o=-Di.dot(Li),l=Di.lengthSq(),h=Math.abs(1-s*s);let c,u,d,p;if(h>0)if(c=s*o-a,u=s*a-o,p=r*h,c>=0)if(u>=-p)if(u<=p){const t=1/h;c*=t,u*=t,d=c*(c+s*u+2*a)+u*(s*c+u+2*o)+l}else u=r,c=Math.max(0,-(s*u+a)),d=-c*c+u*(u+2*o)+l;else u=-r,c=Math.max(0,-(s*u+a)),d=-c*c+u*(u+2*o)+l;else u<=-p?(c=Math.max(0,-(-s*r+a)),u=c>0?-r:Math.min(Math.max(-r,-o),r),d=-c*c+u*(u+2*o)+l):u<=p?(c=0,u=Math.min(Math.max(-r,-o),r),d=u*(u+2*o)+l):(c=Math.max(0,-(s*r+a)),u=c>0?r:Math.min(Math.max(-r,-o),r),d=-c*c+u*(u+2*o)+l);else u=s>0?-r:r,c=Math.max(0,-(s*u+a)),d=-c*c+u*(u+2*o)+l;return i&&i.copy(this.origin).addScaledVector(this.direction,c),n&&n.copy(Ii).addScaledVector(Li,u),d}intersectSphere(t,e){Pi.subVectors(t.center,this.origin);const i=Pi.dot(this.direction),n=Pi.dot(Pi)-i*i,r=t.radius*t.radius;if(n>r)return null;const s=Math.sqrt(r-n),a=i-s,o=i+s;return o<0?null:a<0?this.at(o,e):this.at(a,e)}intersectsSphere(t){return!(t.radius<0)&&this.distanceSqToPoint(t.center)<=t.radius*t.radius}distanceToPlane(t){const e=t.normal.dot(this.direction);if(0===e)return 0===t.distanceToPoint(this.origin)?0:null;const i=-(this.origin.dot(t.normal)+t.constant)/e;return i>=0?i:null}intersectPlane(t,e){const i=this.distanceToPlane(t);return null===i?null:this.at(i,e)}intersectsPlane(t){const e=t.distanceToPoint(this.origin);return 0===e||t.normal.dot(this.direction)*e<0}intersectBox(t,e){let i,n,r,s,a,o;const l=1/this.direction.x,h=1/this.direction.y,c=1/this.direction.z,u=this.origin;return l>=0?(i=(t.min.x-u.x)*l,n=(t.max.x-u.x)*l):(i=(t.max.x-u.x)*l,n=(t.min.x-u.x)*l),h>=0?(r=(t.min.y-u.y)*h,s=(t.max.y-u.y)*h):(r=(t.max.y-u.y)*h,s=(t.min.y-u.y)*h),i>s||r>n?null:((r>i||isNaN(i))&&(i=r),(s=0?(a=(t.min.z-u.z)*c,o=(t.max.z-u.z)*c):(a=(t.max.z-u.z)*c,o=(t.min.z-u.z)*c),i>o||a>n?null:((a>i||i!=i)&&(i=a),(o=0?i:n,e)))}intersectsBox(t){return null!==this.intersectBox(t,Pi)}intersectTriangle(t,e,i,n,r){Ui.subVectors(e,t),Ni.subVectors(i,t),Oi.crossVectors(Ui,Ni);let s,a=this.direction.dot(Oi);if(a>0){if(n)return null;s=1}else{if(!(a<0))return null;s=-1,a=-a}Di.subVectors(this.origin,t);const o=s*this.direction.dot(Ni.crossVectors(Di,Ni));if(o<0)return null;const l=s*this.direction.dot(Ui.cross(Di));if(l<0)return null;if(o+l>a)return null;const h=-s*Di.dot(Oi);return h<0?null:this.at(h/a,r)}applyMatrix4(t){return this.origin.applyMatrix4(t),this.direction.transformDirection(t),this}equals(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}clone(){return(new this.constructor).copy(this)}}class zi{constructor(t,e,i,n,r,s,a,o,l,h,c,u,d,p,m,f){zi.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],void 0!==t&&this.set(t,e,i,n,r,s,a,o,l,h,c,u,d,p,m,f)}set(t,e,i,n,r,s,a,o,l,h,c,u,d,p,m,f){const g=this.elements;return g[0]=t,g[4]=e,g[8]=i,g[12]=n,g[1]=r,g[5]=s,g[9]=a,g[13]=o,g[2]=l,g[6]=h,g[10]=c,g[14]=u,g[3]=d,g[7]=p,g[11]=m,g[15]=f,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return(new zi).fromArray(this.elements)}copy(t){const e=this.elements,i=t.elements;return e[0]=i[0],e[1]=i[1],e[2]=i[2],e[3]=i[3],e[4]=i[4],e[5]=i[5],e[6]=i[6],e[7]=i[7],e[8]=i[8],e[9]=i[9],e[10]=i[10],e[11]=i[11],e[12]=i[12],e[13]=i[13],e[14]=i[14],e[15]=i[15],this}copyPosition(t){const e=this.elements,i=t.elements;return e[12]=i[12],e[13]=i[13],e[14]=i[14],this}setFromMatrix3(t){const e=t.elements;return this.set(e[0],e[3],e[6],0,e[1],e[4],e[7],0,e[2],e[5],e[8],0,0,0,0,1),this}extractBasis(t,e,i){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),i.setFromMatrixColumn(this,2),this}makeBasis(t,e,i){return this.set(t.x,e.x,i.x,0,t.y,e.y,i.y,0,t.z,e.z,i.z,0,0,0,0,1),this}extractRotation(t){const e=this.elements,i=t.elements,n=1/Bi.setFromMatrixColumn(t,0).length(),r=1/Bi.setFromMatrixColumn(t,1).length(),s=1/Bi.setFromMatrixColumn(t,2).length();return e[0]=i[0]*n,e[1]=i[1]*n,e[2]=i[2]*n,e[3]=0,e[4]=i[4]*r,e[5]=i[5]*r,e[6]=i[6]*r,e[7]=0,e[8]=i[8]*s,e[9]=i[9]*s,e[10]=i[10]*s,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromEuler(t){const e=this.elements,i=t.x,n=t.y,r=t.z,s=Math.cos(i),a=Math.sin(i),o=Math.cos(n),l=Math.sin(n),h=Math.cos(r),c=Math.sin(r);if("XYZ"===t.order){const t=s*h,i=s*c,n=a*h,r=a*c;e[0]=o*h,e[4]=-o*c,e[8]=l,e[1]=i+n*l,e[5]=t-r*l,e[9]=-a*o,e[2]=r-t*l,e[6]=n+i*l,e[10]=s*o}else if("YXZ"===t.order){const t=o*h,i=o*c,n=l*h,r=l*c;e[0]=t+r*a,e[4]=n*a-i,e[8]=s*l,e[1]=s*c,e[5]=s*h,e[9]=-a,e[2]=i*a-n,e[6]=r+t*a,e[10]=s*o}else if("ZXY"===t.order){const t=o*h,i=o*c,n=l*h,r=l*c;e[0]=t-r*a,e[4]=-s*c,e[8]=n+i*a,e[1]=i+n*a,e[5]=s*h,e[9]=r-t*a,e[2]=-s*l,e[6]=a,e[10]=s*o}else if("ZYX"===t.order){const t=s*h,i=s*c,n=a*h,r=a*c;e[0]=o*h,e[4]=n*l-i,e[8]=t*l+r,e[1]=o*c,e[5]=r*l+t,e[9]=i*l-n,e[2]=-l,e[6]=a*o,e[10]=s*o}else if("YZX"===t.order){const t=s*o,i=s*l,n=a*o,r=a*l;e[0]=o*h,e[4]=r-t*c,e[8]=n*c+i,e[1]=c,e[5]=s*h,e[9]=-a*h,e[2]=-l*h,e[6]=i*c+n,e[10]=t-r*c}else if("XZY"===t.order){const t=s*o,i=s*l,n=a*o,r=a*l;e[0]=o*h,e[4]=-c,e[8]=l*h,e[1]=t*c+r,e[5]=s*h,e[9]=i*c-n,e[2]=n*c-i,e[6]=a*h,e[10]=r*c+t}return e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromQuaternion(t){return this.compose(Vi,t,Hi)}lookAt(t,e,i){const n=this.elements;return ji.subVectors(t,e),0===ji.lengthSq()&&(ji.z=1),ji.normalize(),Gi.crossVectors(i,ji),0===Gi.lengthSq()&&(1===Math.abs(i.z)?ji.x+=1e-4:ji.z+=1e-4,ji.normalize(),Gi.crossVectors(i,ji)),Gi.normalize(),Wi.crossVectors(ji,Gi),n[0]=Gi.x,n[4]=Wi.x,n[8]=ji.x,n[1]=Gi.y,n[5]=Wi.y,n[9]=ji.y,n[2]=Gi.z,n[6]=Wi.z,n[10]=ji.z,this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const i=t.elements,n=e.elements,r=this.elements,s=i[0],a=i[4],o=i[8],l=i[12],h=i[1],c=i[5],u=i[9],d=i[13],p=i[2],m=i[6],f=i[10],g=i[14],_=i[3],v=i[7],y=i[11],x=i[15],M=n[0],b=n[4],S=n[8],T=n[12],w=n[1],E=n[5],A=n[9],C=n[13],R=n[2],P=n[6],I=n[10],L=n[14],D=n[3],U=n[7],N=n[11],O=n[15];return r[0]=s*M+a*w+o*R+l*D,r[4]=s*b+a*E+o*P+l*U,r[8]=s*S+a*A+o*I+l*N,r[12]=s*T+a*C+o*L+l*O,r[1]=h*M+c*w+u*R+d*D,r[5]=h*b+c*E+u*P+d*U,r[9]=h*S+c*A+u*I+d*N,r[13]=h*T+c*C+u*L+d*O,r[2]=p*M+m*w+f*R+g*D,r[6]=p*b+m*E+f*P+g*U,r[10]=p*S+m*A+f*I+g*N,r[14]=p*T+m*C+f*L+g*O,r[3]=_*M+v*w+y*R+x*D,r[7]=_*b+v*E+y*P+x*U,r[11]=_*S+v*A+y*I+x*N,r[15]=_*T+v*C+y*L+x*O,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[4]*=t,e[8]*=t,e[12]*=t,e[1]*=t,e[5]*=t,e[9]*=t,e[13]*=t,e[2]*=t,e[6]*=t,e[10]*=t,e[14]*=t,e[3]*=t,e[7]*=t,e[11]*=t,e[15]*=t,this}determinant(){const t=this.elements,e=t[0],i=t[4],n=t[8],r=t[12],s=t[1],a=t[5],o=t[9],l=t[13],h=t[2],c=t[6],u=t[10],d=t[14];return t[3]*(+r*o*c-n*l*c-r*a*u+i*l*u+n*a*d-i*o*d)+t[7]*(+e*o*d-e*l*u+r*s*u-n*s*d+n*l*h-r*o*h)+t[11]*(+e*l*c-e*a*d-r*s*c+i*s*d+r*a*h-i*l*h)+t[15]*(-n*a*h-e*o*c+e*a*u+n*s*c-i*s*u+i*o*h)}transpose(){const t=this.elements;let e;return e=t[1],t[1]=t[4],t[4]=e,e=t[2],t[2]=t[8],t[8]=e,e=t[6],t[6]=t[9],t[9]=e,e=t[3],t[3]=t[12],t[12]=e,e=t[7],t[7]=t[13],t[13]=e,e=t[11],t[11]=t[14],t[14]=e,this}setPosition(t,e,i){const n=this.elements;return t.isVector3?(n[12]=t.x,n[13]=t.y,n[14]=t.z):(n[12]=t,n[13]=e,n[14]=i),this}invert(){const t=this.elements,e=t[0],i=t[1],n=t[2],r=t[3],s=t[4],a=t[5],o=t[6],l=t[7],h=t[8],c=t[9],u=t[10],d=t[11],p=t[12],m=t[13],f=t[14],g=t[15],_=c*f*l-m*u*l+m*o*d-a*f*d-c*o*g+a*u*g,v=p*u*l-h*f*l-p*o*d+s*f*d+h*o*g-s*u*g,y=h*m*l-p*c*l+p*a*d-s*m*d-h*a*g+s*c*g,x=p*c*o-h*m*o-p*a*u+s*m*u+h*a*f-s*c*f,M=e*_+i*v+n*y+r*x;if(0===M)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const b=1/M;return t[0]=_*b,t[1]=(m*u*r-c*f*r-m*n*d+i*f*d+c*n*g-i*u*g)*b,t[2]=(a*f*r-m*o*r+m*n*l-i*f*l-a*n*g+i*o*g)*b,t[3]=(c*o*r-a*u*r-c*n*l+i*u*l+a*n*d-i*o*d)*b,t[4]=v*b,t[5]=(h*f*r-p*u*r+p*n*d-e*f*d-h*n*g+e*u*g)*b,t[6]=(p*o*r-s*f*r-p*n*l+e*f*l+s*n*g-e*o*g)*b,t[7]=(s*u*r-h*o*r+h*n*l-e*u*l-s*n*d+e*o*d)*b,t[8]=y*b,t[9]=(p*c*r-h*m*r-p*i*d+e*m*d+h*i*g-e*c*g)*b,t[10]=(s*m*r-p*a*r+p*i*l-e*m*l-s*i*g+e*a*g)*b,t[11]=(h*a*r-s*c*r-h*i*l+e*c*l+s*i*d-e*a*d)*b,t[12]=x*b,t[13]=(h*m*n-p*c*n+p*i*u-e*m*u-h*i*f+e*c*f)*b,t[14]=(p*a*n-s*m*n-p*i*o+e*m*o+s*i*f-e*a*f)*b,t[15]=(s*c*n-h*a*n+h*i*o-e*c*o-s*i*u+e*a*u)*b,this}scale(t){const e=this.elements,i=t.x,n=t.y,r=t.z;return e[0]*=i,e[4]*=n,e[8]*=r,e[1]*=i,e[5]*=n,e[9]*=r,e[2]*=i,e[6]*=n,e[10]*=r,e[3]*=i,e[7]*=n,e[11]*=r,this}getMaxScaleOnAxis(){const t=this.elements,e=t[0]*t[0]+t[1]*t[1]+t[2]*t[2],i=t[4]*t[4]+t[5]*t[5]+t[6]*t[6],n=t[8]*t[8]+t[9]*t[9]+t[10]*t[10];return Math.sqrt(Math.max(e,i,n))}makeTranslation(t,e,i){return t.isVector3?this.set(1,0,0,t.x,0,1,0,t.y,0,0,1,t.z,0,0,0,1):this.set(1,0,0,t,0,1,0,e,0,0,1,i,0,0,0,1),this}makeRotationX(t){const e=Math.cos(t),i=Math.sin(t);return this.set(1,0,0,0,0,e,-i,0,0,i,e,0,0,0,0,1),this}makeRotationY(t){const e=Math.cos(t),i=Math.sin(t);return this.set(e,0,i,0,0,1,0,0,-i,0,e,0,0,0,0,1),this}makeRotationZ(t){const e=Math.cos(t),i=Math.sin(t);return this.set(e,-i,0,0,i,e,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(t,e){const i=Math.cos(e),n=Math.sin(e),r=1-i,s=t.x,a=t.y,o=t.z,l=r*s,h=r*a;return this.set(l*s+i,l*a-n*o,l*o+n*a,0,l*a+n*o,h*a+i,h*o-n*s,0,l*o-n*a,h*o+n*s,r*o*o+i,0,0,0,0,1),this}makeScale(t,e,i){return this.set(t,0,0,0,0,e,0,0,0,0,i,0,0,0,0,1),this}makeShear(t,e,i,n,r,s){return this.set(1,i,r,0,t,1,s,0,e,n,1,0,0,0,0,1),this}compose(t,e,i){const n=this.elements,r=e._x,s=e._y,a=e._z,o=e._w,l=r+r,h=s+s,c=a+a,u=r*l,d=r*h,p=r*c,m=s*h,f=s*c,g=a*c,_=o*l,v=o*h,y=o*c,x=i.x,M=i.y,b=i.z;return n[0]=(1-(m+g))*x,n[1]=(d+y)*x,n[2]=(p-v)*x,n[3]=0,n[4]=(d-y)*M,n[5]=(1-(u+g))*M,n[6]=(f+_)*M,n[7]=0,n[8]=(p+v)*b,n[9]=(f-_)*b,n[10]=(1-(u+m))*b,n[11]=0,n[12]=t.x,n[13]=t.y,n[14]=t.z,n[15]=1,this}decompose(t,e,i){const n=this.elements;let r=Bi.set(n[0],n[1],n[2]).length();const s=Bi.set(n[4],n[5],n[6]).length(),a=Bi.set(n[8],n[9],n[10]).length();this.determinant()<0&&(r=-r),t.x=n[12],t.y=n[13],t.z=n[14],ki.copy(this);const o=1/r,l=1/s,h=1/a;return ki.elements[0]*=o,ki.elements[1]*=o,ki.elements[2]*=o,ki.elements[4]*=l,ki.elements[5]*=l,ki.elements[6]*=l,ki.elements[8]*=h,ki.elements[9]*=h,ki.elements[10]*=h,e.setFromRotationMatrix(ki),i.x=r,i.y=s,i.z=a,this}makePerspective(t,e,i,n,r,s,a=2e3,o=!1){const l=this.elements,h=2*r/(e-t),c=2*r/(i-n),u=(e+t)/(e-t),d=(i+n)/(i-n);let p,m;if(o)p=r/(s-r),m=s*r/(s-r);else if(a===ve)p=-(s+r)/(s-r),m=-2*s*r/(s-r);else{if(a!==ye)throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+a);p=-s/(s-r),m=-s*r/(s-r)}return l[0]=h,l[4]=0,l[8]=u,l[12]=0,l[1]=0,l[5]=c,l[9]=d,l[13]=0,l[2]=0,l[6]=0,l[10]=p,l[14]=m,l[3]=0,l[7]=0,l[11]=-1,l[15]=0,this}makeOrthographic(t,e,i,n,r,s,a=2e3,o=!1){const l=this.elements,h=2/(e-t),c=2/(i-n),u=-(e+t)/(e-t),d=-(i+n)/(i-n);let p,m;if(o)p=1/(s-r),m=s/(s-r);else if(a===ve)p=-2/(s-r),m=-(s+r)/(s-r);else{if(a!==ye)throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+a);p=-1/(s-r),m=-r/(s-r)}return l[0]=h,l[4]=0,l[8]=0,l[12]=u,l[1]=0,l[5]=c,l[9]=0,l[13]=d,l[2]=0,l[6]=0,l[10]=p,l[14]=m,l[3]=0,l[7]=0,l[11]=0,l[15]=1,this}equals(t){const e=this.elements,i=t.elements;for(let t=0;t<16;t++)if(e[t]!==i[t])return!1;return!0}fromArray(t,e=0){for(let i=0;i<16;i++)this.elements[i]=t[i+e];return this}toArray(t=[],e=0){const i=this.elements;return t[e]=i[0],t[e+1]=i[1],t[e+2]=i[2],t[e+3]=i[3],t[e+4]=i[4],t[e+5]=i[5],t[e+6]=i[6],t[e+7]=i[7],t[e+8]=i[8],t[e+9]=i[9],t[e+10]=i[10],t[e+11]=i[11],t[e+12]=i[12],t[e+13]=i[13],t[e+14]=i[14],t[e+15]=i[15],t}}const Bi=new Ue,ki=new zi,Vi=new Ue(0,0,0),Hi=new Ue(1,1,1),Gi=new Ue,Wi=new Ue,ji=new Ue,Xi=new zi,qi=new De;class Yi{constructor(t=0,e=0,i=0,n=Yi.DEFAULT_ORDER){this.isEuler=!0,this._x=t,this._y=e,this._z=i,this._order=n}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get order(){return this._order}set order(t){this._order=t,this._onChangeCallback()}set(t,e,i,n=this._order){return this._x=t,this._y=e,this._z=i,this._order=n,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(t){return this._x=t._x,this._y=t._y,this._z=t._z,this._order=t._order,this._onChangeCallback(),this}setFromRotationMatrix(t,e=this._order,i=!0){const n=t.elements,r=n[0],s=n[4],a=n[8],o=n[1],l=n[5],h=n[9],c=n[2],u=n[6],d=n[10];switch(e){case"XYZ":this._y=Math.asin(Ee(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(-h,d),this._z=Math.atan2(-s,r)):(this._x=Math.atan2(u,l),this._z=0);break;case"YXZ":this._x=Math.asin(-Ee(h,-1,1)),Math.abs(h)<.9999999?(this._y=Math.atan2(a,d),this._z=Math.atan2(o,l)):(this._y=Math.atan2(-c,r),this._z=0);break;case"ZXY":this._x=Math.asin(Ee(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(-c,d),this._z=Math.atan2(-s,l)):(this._y=0,this._z=Math.atan2(o,r));break;case"ZYX":this._y=Math.asin(-Ee(c,-1,1)),Math.abs(c)<.9999999?(this._x=Math.atan2(u,d),this._z=Math.atan2(o,r)):(this._x=0,this._z=Math.atan2(-s,l));break;case"YZX":this._z=Math.asin(Ee(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-h,l),this._y=Math.atan2(-c,r)):(this._x=0,this._y=Math.atan2(a,d));break;case"XZY":this._z=Math.asin(-Ee(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(u,l),this._y=Math.atan2(a,r)):(this._x=Math.atan2(-h,d),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+e)}return this._order=e,!0===i&&this._onChangeCallback(),this}setFromQuaternion(t,e,i){return Xi.makeRotationFromQuaternion(t),this.setFromRotationMatrix(Xi,e,i)}setFromVector3(t,e=this._order){return this.set(t.x,t.y,t.z,e)}reorder(t){return qi.setFromEuler(this),this.setFromQuaternion(qi,t)}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._order===this._order}fromArray(t){return this._x=t[0],this._y=t[1],this._z=t[2],void 0!==t[3]&&(this._order=t[3]),this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._order,t}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._order}}Yi.DEFAULT_ORDER="XYZ";class Zi{constructor(){this.mask=1}set(t){this.mask=1<>>0}enable(t){this.mask|=1<1){for(let t=0;t1){for(let t=0;t0&&(n.userData=this.userData),n.layers=this.layers.mask,n.matrix=this.matrix.toArray(),n.up=this.up.toArray(),!1===this.matrixAutoUpdate&&(n.matrixAutoUpdate=!1),this.isInstancedMesh&&(n.type="InstancedMesh",n.count=this.count,n.instanceMatrix=this.instanceMatrix.toJSON(),null!==this.instanceColor&&(n.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(n.type="BatchedMesh",n.perObjectFrustumCulled=this.perObjectFrustumCulled,n.sortObjects=this.sortObjects,n.drawRanges=this._drawRanges,n.reservedRanges=this._reservedRanges,n.geometryInfo=this._geometryInfo.map((t=>({...t,boundingBox:t.boundingBox?t.boundingBox.toJSON():void 0,boundingSphere:t.boundingSphere?t.boundingSphere.toJSON():void 0}))),n.instanceInfo=this._instanceInfo.map((t=>({...t}))),n.availableInstanceIds=this._availableInstanceIds.slice(),n.availableGeometryIds=this._availableGeometryIds.slice(),n.nextIndexStart=this._nextIndexStart,n.nextVertexStart=this._nextVertexStart,n.geometryCount=this._geometryCount,n.maxInstanceCount=this._maxInstanceCount,n.maxVertexCount=this._maxVertexCount,n.maxIndexCount=this._maxIndexCount,n.geometryInitialized=this._geometryInitialized,n.matricesTexture=this._matricesTexture.toJSON(t),n.indirectTexture=this._indirectTexture.toJSON(t),null!==this._colorsTexture&&(n.colorsTexture=this._colorsTexture.toJSON(t)),null!==this.boundingSphere&&(n.boundingSphere=this.boundingSphere.toJSON()),null!==this.boundingBox&&(n.boundingBox=this.boundingBox.toJSON())),this.isScene)this.background&&(this.background.isColor?n.background=this.background.toJSON():this.background.isTexture&&(n.background=this.background.toJSON(t).uuid)),this.environment&&this.environment.isTexture&&!0!==this.environment.isRenderTargetTexture&&(n.environment=this.environment.toJSON(t).uuid);else if(this.isMesh||this.isLine||this.isPoints){n.geometry=r(t.geometries,this.geometry);const e=this.geometry.parameters;if(void 0!==e&&void 0!==e.shapes){const i=e.shapes;if(Array.isArray(i))for(let e=0,n=i.length;e0){n.children=[];for(let e=0;e0){n.animations=[];for(let e=0;e0&&(i.geometries=e),n.length>0&&(i.materials=n),r.length>0&&(i.textures=r),a.length>0&&(i.images=a),o.length>0&&(i.shapes=o),l.length>0&&(i.skeletons=l),h.length>0&&(i.animations=h),c.length>0&&(i.nodes=c)}return i.object=n,i;function s(t){const e=[];for(const i in t){const n=t[i];delete n.metadata,e.push(n)}return e}}clone(t){return(new this.constructor).copy(this,t)}copy(t,e=!0){if(this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.rotation.order=t.rotation.order,this.quaternion.copy(t.quaternion),this.scale.copy(t.scale),this.matrix.copy(t.matrix),this.matrixWorld.copy(t.matrixWorld),this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrixWorldAutoUpdate=t.matrixWorldAutoUpdate,this.matrixWorldNeedsUpdate=t.matrixWorldNeedsUpdate,this.layers.mask=t.layers.mask,this.visible=t.visible,this.castShadow=t.castShadow,this.receiveShadow=t.receiveShadow,this.frustumCulled=t.frustumCulled,this.renderOrder=t.renderOrder,this.animations=t.animations.slice(),this.userData=JSON.parse(JSON.stringify(t.userData)),!0===e)for(let e=0;e0?n.multiplyScalar(1/Math.sqrt(r)):n.set(0,0,0)}static getBarycoord(t,e,i,n,r){pn.subVectors(n,e),mn.subVectors(i,e),fn.subVectors(t,e);const s=pn.dot(pn),a=pn.dot(mn),o=pn.dot(fn),l=mn.dot(mn),h=mn.dot(fn),c=s*l-a*a;if(0===c)return r.set(0,0,0),null;const u=1/c,d=(l*o-a*h)*u,p=(s*h-a*o)*u;return r.set(1-d-p,p,d)}static containsPoint(t,e,i,n){return null!==this.getBarycoord(t,e,i,n,gn)&&gn.x>=0&&gn.y>=0&&gn.x+gn.y<=1}static getInterpolation(t,e,i,n,r,s,a,o){return null===this.getBarycoord(t,e,i,n,gn)?(o.x=0,o.y=0,"z"in o&&(o.z=0),"w"in o&&(o.w=0),null):(o.setScalar(0),o.addScaledVector(r,gn.x),o.addScaledVector(s,gn.y),o.addScaledVector(a,gn.z),o)}static getInterpolatedAttribute(t,e,i,n,r,s){return Sn.setScalar(0),Tn.setScalar(0),wn.setScalar(0),Sn.fromBufferAttribute(t,e),Tn.fromBufferAttribute(t,i),wn.fromBufferAttribute(t,n),s.setScalar(0),s.addScaledVector(Sn,r.x),s.addScaledVector(Tn,r.y),s.addScaledVector(wn,r.z),s}static isFrontFacing(t,e,i,n){return pn.subVectors(i,e),mn.subVectors(t,e),pn.cross(mn).dot(n)<0}set(t,e,i){return this.a.copy(t),this.b.copy(e),this.c.copy(i),this}setFromPointsAndIndices(t,e,i,n){return this.a.copy(t[e]),this.b.copy(t[i]),this.c.copy(t[n]),this}setFromAttributeAndIndices(t,e,i,n){return this.a.fromBufferAttribute(t,e),this.b.fromBufferAttribute(t,i),this.c.fromBufferAttribute(t,n),this}clone(){return(new this.constructor).copy(this)}copy(t){return this.a.copy(t.a),this.b.copy(t.b),this.c.copy(t.c),this}getArea(){return pn.subVectors(this.c,this.b),mn.subVectors(this.a,this.b),.5*pn.cross(mn).length()}getMidpoint(t){return t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(t){return En.getNormal(this.a,this.b,this.c,t)}getPlane(t){return t.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(t,e){return En.getBarycoord(t,this.a,this.b,this.c,e)}getInterpolation(t,e,i,n,r){return En.getInterpolation(t,this.a,this.b,this.c,e,i,n,r)}containsPoint(t){return En.containsPoint(t,this.a,this.b,this.c)}isFrontFacing(t){return En.isFrontFacing(this.a,this.b,this.c,t)}intersectsBox(t){return t.intersectsTriangle(this)}closestPointToPoint(t,e){const i=this.a,n=this.b,r=this.c;let s,a;_n.subVectors(n,i),vn.subVectors(r,i),xn.subVectors(t,i);const o=_n.dot(xn),l=vn.dot(xn);if(o<=0&&l<=0)return e.copy(i);Mn.subVectors(t,n);const h=_n.dot(Mn),c=vn.dot(Mn);if(h>=0&&c<=h)return e.copy(n);const u=o*c-h*l;if(u<=0&&o>=0&&h<=0)return s=o/(o-h),e.copy(i).addScaledVector(_n,s);bn.subVectors(t,r);const d=_n.dot(bn),p=vn.dot(bn);if(p>=0&&d<=p)return e.copy(r);const m=d*l-o*p;if(m<=0&&l>=0&&p<=0)return a=l/(l-p),e.copy(i).addScaledVector(vn,a);const f=h*p-d*c;if(f<=0&&c-h>=0&&d-p>=0)return yn.subVectors(r,n),a=(c-h)/(c-h+(d-p)),e.copy(n).addScaledVector(yn,a);const g=1/(f+m+u);return s=m*g,a=u*g,e.copy(i).addScaledVector(_n,s).addScaledVector(vn,a)}equals(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}}const An={aliceblue:15792383,antiquewhite:16444375,aqua:65535,aquamarine:8388564,azure:15794175,beige:16119260,bisque:16770244,black:0,blanchedalmond:16772045,blue:255,blueviolet:9055202,brown:10824234,burlywood:14596231,cadetblue:6266528,chartreuse:8388352,chocolate:13789470,coral:16744272,cornflowerblue:6591981,cornsilk:16775388,crimson:14423100,cyan:65535,darkblue:139,darkcyan:35723,darkgoldenrod:12092939,darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,fuchsia:16711935,gainsboro:14474460,ghostwhite:16316671,gold:16766720,goldenrod:14329120,gray:8421504,green:32768,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,navy:128,oldlace:16643558,olive:8421376,olivedrab:7048739,orange:16753920,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,purple:8388736,rebeccapurple:6697881,red:16711680,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,silver:12632256,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074},Cn={h:0,s:0,l:0},Rn={h:0,s:0,l:0};function Pn(t,e,i){return i<0&&(i+=1),i>1&&(i-=1),i<1/6?t+6*(e-t)*i:i<.5?e:i<2/3?t+6*(e-t)*(2/3-i):t}class In{constructor(t,e,i){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(t,e,i)}set(t,e,i){if(void 0===e&&void 0===i){const e=t;e&&e.isColor?this.copy(e):"number"==typeof e?this.setHex(e):"string"==typeof e&&this.setStyle(e)}else this.setRGB(t,e,i);return this}setScalar(t){return this.r=t,this.g=t,this.b=t,this}setHex(t,e=ne){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,Ze.colorSpaceToWorking(this,e),this}setRGB(t,e,i,n=Ze.workingColorSpace){return this.r=t,this.g=e,this.b=i,Ze.colorSpaceToWorking(this,n),this}setHSL(t,e,i,n=Ze.workingColorSpace){if(t=Ae(t,1),e=Ee(e,0,1),i=Ee(i,0,1),0===e)this.r=this.g=this.b=i;else{const n=i<=.5?i*(1+e):i+e-i*e,r=2*i-n;this.r=Pn(r,n,t+1/3),this.g=Pn(r,n,t),this.b=Pn(r,n,t-1/3)}return Ze.colorSpaceToWorking(this,n),this}setStyle(t,e=ne){function i(e){void 0!==e&&parseFloat(e)<1&&console.warn("THREE.Color: Alpha component of "+t+" will be ignored.")}let n;if(n=/^(\w+)\(([^\)]*)\)/.exec(t)){let r;const s=n[1],a=n[2];switch(s){case"rgb":case"rgba":if(r=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setRGB(Math.min(255,parseInt(r[1],10))/255,Math.min(255,parseInt(r[2],10))/255,Math.min(255,parseInt(r[3],10))/255,e);if(r=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setRGB(Math.min(100,parseInt(r[1],10))/100,Math.min(100,parseInt(r[2],10))/100,Math.min(100,parseInt(r[3],10))/100,e);break;case"hsl":case"hsla":if(r=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setHSL(parseFloat(r[1])/360,parseFloat(r[2])/100,parseFloat(r[3])/100,e);break;default:console.warn("THREE.Color: Unknown color model "+t)}}else if(n=/^\#([A-Fa-f\d]+)$/.exec(t)){const i=n[1],r=i.length;if(3===r)return this.setRGB(parseInt(i.charAt(0),16)/15,parseInt(i.charAt(1),16)/15,parseInt(i.charAt(2),16)/15,e);if(6===r)return this.setHex(parseInt(i,16),e);console.warn("THREE.Color: Invalid hex color "+t)}else if(t&&t.length>0)return this.setColorName(t,e);return this}setColorName(t,e=ne){const i=An[t.toLowerCase()];return void 0!==i?this.setHex(i,e):console.warn("THREE.Color: Unknown color "+t),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(t){return this.r=t.r,this.g=t.g,this.b=t.b,this}copySRGBToLinear(t){return this.r=Je(t.r),this.g=Je(t.g),this.b=Je(t.b),this}copyLinearToSRGB(t){return this.r=Ke(t.r),this.g=Ke(t.g),this.b=Ke(t.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(t=ne){return Ze.workingToColorSpace(Ln.copy(this),t),65536*Math.round(Ee(255*Ln.r,0,255))+256*Math.round(Ee(255*Ln.g,0,255))+Math.round(Ee(255*Ln.b,0,255))}getHexString(t=ne){return("000000"+this.getHex(t).toString(16)).slice(-6)}getHSL(t,e=Ze.workingColorSpace){Ze.workingToColorSpace(Ln.copy(this),e);const i=Ln.r,n=Ln.g,r=Ln.b,s=Math.max(i,n,r),a=Math.min(i,n,r);let o,l;const h=(a+s)/2;if(a===s)o=0,l=0;else{const t=s-a;switch(l=h<=.5?t/(s+a):t/(2-s-a),s){case i:o=(n-r)/t+(n0!=t>0&&this.version++,this._alphaTest=t}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(t){if(void 0!==t)for(const e in t){const i=t[e];if(void 0===i){console.warn(`THREE.Material: parameter '${e}' has value of undefined.`);continue}const n=this[e];void 0!==n?n&&n.isColor?n.set(i):n&&n.isVector3&&i&&i.isVector3?n.copy(i):this[e]=i:console.warn(`THREE.Material: '${e}' is not a property of THREE.${this.type}.`)}}toJSON(t){const e=void 0===t||"string"==typeof t;e&&(t={textures:{},images:{}});const i={metadata:{version:4.7,type:"Material",generator:"Material.toJSON"}};function n(t){const e=[];for(const i in t){const n=t[i];delete n.metadata,e.push(n)}return e}if(i.uuid=this.uuid,i.type=this.type,""!==this.name&&(i.name=this.name),this.color&&this.color.isColor&&(i.color=this.color.getHex()),void 0!==this.roughness&&(i.roughness=this.roughness),void 0!==this.metalness&&(i.metalness=this.metalness),void 0!==this.sheen&&(i.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(i.sheenColor=this.sheenColor.getHex()),void 0!==this.sheenRoughness&&(i.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(i.emissive=this.emissive.getHex()),void 0!==this.emissiveIntensity&&1!==this.emissiveIntensity&&(i.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(i.specular=this.specular.getHex()),void 0!==this.specularIntensity&&(i.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(i.specularColor=this.specularColor.getHex()),void 0!==this.shininess&&(i.shininess=this.shininess),void 0!==this.clearcoat&&(i.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(i.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(i.clearcoatMap=this.clearcoatMap.toJSON(t).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(i.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(t).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(i.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(t).uuid,i.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),void 0!==this.dispersion&&(i.dispersion=this.dispersion),void 0!==this.iridescence&&(i.iridescence=this.iridescence),void 0!==this.iridescenceIOR&&(i.iridescenceIOR=this.iridescenceIOR),void 0!==this.iridescenceThicknessRange&&(i.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(i.iridescenceMap=this.iridescenceMap.toJSON(t).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(i.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(t).uuid),void 0!==this.anisotropy&&(i.anisotropy=this.anisotropy),void 0!==this.anisotropyRotation&&(i.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(i.anisotropyMap=this.anisotropyMap.toJSON(t).uuid),this.map&&this.map.isTexture&&(i.map=this.map.toJSON(t).uuid),this.matcap&&this.matcap.isTexture&&(i.matcap=this.matcap.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(i.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(i.lightMap=this.lightMap.toJSON(t).uuid,i.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(i.aoMap=this.aoMap.toJSON(t).uuid,i.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(i.bumpMap=this.bumpMap.toJSON(t).uuid,i.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(i.normalMap=this.normalMap.toJSON(t).uuid,i.normalMapType=this.normalMapType,i.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(i.displacementMap=this.displacementMap.toJSON(t).uuid,i.displacementScale=this.displacementScale,i.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(i.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(i.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(i.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(i.specularMap=this.specularMap.toJSON(t).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(i.specularIntensityMap=this.specularIntensityMap.toJSON(t).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(i.specularColorMap=this.specularColorMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(i.envMap=this.envMap.toJSON(t).uuid,void 0!==this.combine&&(i.combine=this.combine)),void 0!==this.envMapRotation&&(i.envMapRotation=this.envMapRotation.toArray()),void 0!==this.envMapIntensity&&(i.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(i.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(i.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(i.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.transmission&&(i.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(i.transmissionMap=this.transmissionMap.toJSON(t).uuid),void 0!==this.thickness&&(i.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(i.thicknessMap=this.thicknessMap.toJSON(t).uuid),void 0!==this.attenuationDistance&&this.attenuationDistance!==1/0&&(i.attenuationDistance=this.attenuationDistance),void 0!==this.attenuationColor&&(i.attenuationColor=this.attenuationColor.getHex()),void 0!==this.size&&(i.size=this.size),null!==this.shadowSide&&(i.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(i.sizeAttenuation=this.sizeAttenuation),1!==this.blending&&(i.blending=this.blending),0!==this.side&&(i.side=this.side),!0===this.vertexColors&&(i.vertexColors=!0),this.opacity<1&&(i.opacity=this.opacity),!0===this.transparent&&(i.transparent=!0),this.blendSrc!==p&&(i.blendSrc=this.blendSrc),this.blendDst!==m&&(i.blendDst=this.blendDst),this.blendEquation!==a&&(i.blendEquation=this.blendEquation),null!==this.blendSrcAlpha&&(i.blendSrcAlpha=this.blendSrcAlpha),null!==this.blendDstAlpha&&(i.blendDstAlpha=this.blendDstAlpha),null!==this.blendEquationAlpha&&(i.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(i.blendColor=this.blendColor.getHex()),0!==this.blendAlpha&&(i.blendAlpha=this.blendAlpha),3!==this.depthFunc&&(i.depthFunc=this.depthFunc),!1===this.depthTest&&(i.depthTest=this.depthTest),!1===this.depthWrite&&(i.depthWrite=this.depthWrite),!1===this.colorWrite&&(i.colorWrite=this.colorWrite),255!==this.stencilWriteMask&&(i.stencilWriteMask=this.stencilWriteMask),519!==this.stencilFunc&&(i.stencilFunc=this.stencilFunc),0!==this.stencilRef&&(i.stencilRef=this.stencilRef),255!==this.stencilFuncMask&&(i.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==oe&&(i.stencilFail=this.stencilFail),this.stencilZFail!==oe&&(i.stencilZFail=this.stencilZFail),this.stencilZPass!==oe&&(i.stencilZPass=this.stencilZPass),!0===this.stencilWrite&&(i.stencilWrite=this.stencilWrite),void 0!==this.rotation&&0!==this.rotation&&(i.rotation=this.rotation),!0===this.polygonOffset&&(i.polygonOffset=!0),0!==this.polygonOffsetFactor&&(i.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(i.polygonOffsetUnits=this.polygonOffsetUnits),void 0!==this.linewidth&&1!==this.linewidth&&(i.linewidth=this.linewidth),void 0!==this.dashSize&&(i.dashSize=this.dashSize),void 0!==this.gapSize&&(i.gapSize=this.gapSize),void 0!==this.scale&&(i.scale=this.scale),!0===this.dithering&&(i.dithering=!0),this.alphaTest>0&&(i.alphaTest=this.alphaTest),!0===this.alphaHash&&(i.alphaHash=!0),!0===this.alphaToCoverage&&(i.alphaToCoverage=!0),!0===this.premultipliedAlpha&&(i.premultipliedAlpha=!0),!0===this.forceSinglePass&&(i.forceSinglePass=!0),!0===this.wireframe&&(i.wireframe=!0),this.wireframeLinewidth>1&&(i.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(i.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(i.wireframeLinejoin=this.wireframeLinejoin),!0===this.flatShading&&(i.flatShading=!0),!1===this.visible&&(i.visible=!1),!1===this.toneMapped&&(i.toneMapped=!1),!1===this.fog&&(i.fog=!1),Object.keys(this.userData).length>0&&(i.userData=this.userData),e){const e=n(t.textures),r=n(t.images);e.length>0&&(i.textures=e),r.length>0&&(i.images=r)}return i}clone(){return(new this.constructor).copy(this)}copy(t){this.name=t.name,this.blending=t.blending,this.side=t.side,this.vertexColors=t.vertexColors,this.opacity=t.opacity,this.transparent=t.transparent,this.blendSrc=t.blendSrc,this.blendDst=t.blendDst,this.blendEquation=t.blendEquation,this.blendSrcAlpha=t.blendSrcAlpha,this.blendDstAlpha=t.blendDstAlpha,this.blendEquationAlpha=t.blendEquationAlpha,this.blendColor.copy(t.blendColor),this.blendAlpha=t.blendAlpha,this.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.stencilWriteMask=t.stencilWriteMask,this.stencilFunc=t.stencilFunc,this.stencilRef=t.stencilRef,this.stencilFuncMask=t.stencilFuncMask,this.stencilFail=t.stencilFail,this.stencilZFail=t.stencilZFail,this.stencilZPass=t.stencilZPass,this.stencilWrite=t.stencilWrite;const e=t.clippingPlanes;let i=null;if(null!==e){const t=e.length;i=new Array(t);for(let n=0;n!==t;++n)i[n]=e[n].clone()}return this.clippingPlanes=i,this.clipIntersection=t.clipIntersection,this.clipShadows=t.clipShadows,this.shadowSide=t.shadowSide,this.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.dithering=t.dithering,this.alphaTest=t.alphaTest,this.alphaHash=t.alphaHash,this.alphaToCoverage=t.alphaToCoverage,this.premultipliedAlpha=t.premultipliedAlpha,this.forceSinglePass=t.forceSinglePass,this.visible=t.visible,this.toneMapped=t.toneMapped,this.userData=JSON.parse(JSON.stringify(t.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(t){!0===t&&this.version++}}class Nn extends Un{constructor(t){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new In(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new Yi,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.fog=t.fog,this}}const On=Fn();function Fn(){const t=new ArrayBuffer(4),e=new Float32Array(t),i=new Uint32Array(t),n=new Uint32Array(512),r=new Uint32Array(512);for(let t=0;t<256;++t){const e=t-127;e<-27?(n[t]=0,n[256|t]=32768,r[t]=24,r[256|t]=24):e<-14?(n[t]=1024>>-e-14,n[256|t]=1024>>-e-14|32768,r[t]=-e-1,r[256|t]=-e-1):e<=15?(n[t]=e+15<<10,n[256|t]=e+15<<10|32768,r[t]=13,r[256|t]=13):e<128?(n[t]=31744,n[256|t]=64512,r[t]=24,r[256|t]=24):(n[t]=31744,n[256|t]=64512,r[t]=13,r[256|t]=13)}const s=new Uint32Array(2048),a=new Uint32Array(64),o=new Uint32Array(64);for(let t=1;t<1024;++t){let e=t<<13,i=0;for(;!(8388608&e);)e<<=1,i-=8388608;e&=-8388609,i+=947912704,s[t]=e|i}for(let t=1024;t<2048;++t)s[t]=939524096+(t-1024<<13);for(let t=1;t<31;++t)a[t]=t<<23;a[31]=1199570944,a[32]=2147483648;for(let t=33;t<63;++t)a[t]=2147483648+(t-32<<23);a[63]=3347054592;for(let t=1;t<64;++t)32!==t&&(o[t]=1024);return{floatView:e,uint32View:i,baseTable:n,shiftTable:r,mantissaTable:s,exponentTable:a,offsetTable:o}}function zn(t){Math.abs(t)>65504&&console.warn("THREE.DataUtils.toHalfFloat(): Value out of range."),t=Ee(t,-65504,65504),On.floatView[0]=t;const e=On.uint32View[0],i=e>>23&511;return On.baseTable[i]+((8388607&e)>>On.shiftTable[i])}function Bn(t){const e=t>>10;return On.uint32View[0]=On.mantissaTable[On.offsetTable[e]+(1023&t)]+On.exponentTable[e],On.floatView[0]}const kn=new Ue,Vn=new Le;let Hn=0;class Gn{constructor(t,e,i=!1){if(Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,Object.defineProperty(this,"id",{value:Hn++}),this.name="",this.array=t,this.itemSize=e,this.count=void 0!==t?t.length/e:0,this.normalized=i,this.usage=ge,this.updateRanges=[],this.gpuType=et,this.version=0}onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}copy(t){return this.name=t.name,this.array=new t.array.constructor(t.array),this.itemSize=t.itemSize,this.count=t.count,this.normalized=t.normalized,this.usage=t.usage,this.gpuType=t.gpuType,this}copyAt(t,e,i){t*=this.itemSize,i*=e.itemSize;for(let n=0,r=this.itemSize;ne.count&&console.warn("THREE.BufferGeometry: Buffer size too small for points data. Use .dispose() and create a new geometry."),e.needsUpdate=!0}return this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new ui);const t=this.attributes.position,e=this.morphAttributes.position;if(t&&t.isGLBufferAttribute)return console.error("THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),void this.boundingBox.set(new Ue(-1/0,-1/0,-1/0),new Ue(1/0,1/0,1/0));if(void 0!==t){if(this.boundingBox.setFromBufferAttribute(t),e)for(let t=0,i=e.length;t0&&(t.userData=this.userData),void 0!==this.parameters){const e=this.parameters;for(const i in e)void 0!==e[i]&&(t[i]=e[i]);return t}t.data={attributes:{}};const e=this.index;null!==e&&(t.data.index={type:e.array.constructor.name,array:Array.prototype.slice.call(e.array)});const i=this.attributes;for(const e in i){const n=i[e];t.data.attributes[e]=n.toJSON(t.data)}const n={};let r=!1;for(const e in this.morphAttributes){const i=this.morphAttributes[e],s=[];for(let e=0,n=i.length;e0&&(n[e]=s,r=!0)}r&&(t.data.morphAttributes=n,t.data.morphTargetsRelative=this.morphTargetsRelative);const s=this.groups;s.length>0&&(t.data.groups=JSON.parse(JSON.stringify(s)));const a=this.boundingSphere;return null!==a&&(t.data.boundingSphere=a.toJSON()),t}clone(){return(new this.constructor).copy(this)}copy(t){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const e={};this.name=t.name;const i=t.index;null!==i&&this.setIndex(i.clone());const n=t.attributes;for(const t in n){const i=n[t];this.setAttribute(t,i.clone(e))}const r=t.morphAttributes;for(const t in r){const i=[],n=r[t];for(let t=0,r=n.length;t0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;t(t.far-t.near)**2)return}er.copy(r).invert(),ir.copy(t.ray).applyMatrix4(er),null!==i.boundingBox&&!1===ir.intersectsBox(i.boundingBox)||this._computeIntersections(t,e,ir)}}_computeIntersections(t,e,i){let n;const r=this.geometry,s=this.material,a=r.index,o=r.attributes.position,l=r.attributes.uv,h=r.attributes.uv1,c=r.attributes.normal,u=r.groups,d=r.drawRange;if(null!==a)if(Array.isArray(s))for(let r=0,o=u.length;ri.far?null:{distance:h,point:ur.clone(),object:t}}(t,e,i,n,sr,ar,or,cr);if(c){const t=new Ue;En.getBarycoord(cr,sr,ar,or,t),r&&(c.uv=En.getInterpolatedAttribute(r,o,l,h,t,new Le)),s&&(c.uv1=En.getInterpolatedAttribute(s,o,l,h,t,new Le)),a&&(c.normal=En.getInterpolatedAttribute(a,o,l,h,t,new Ue),c.normal.dot(n.direction)>0&&c.normal.multiplyScalar(-1));const e={a:o,b:l,c:h,normal:new Ue,materialIndex:0};En.getNormal(sr,ar,or,e.normal),c.face=e,c.barycoord=t}return c}class mr extends tr{constructor(t=1,e=1,i=1,n=1,r=1,s=1){super(),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:i,widthSegments:n,heightSegments:r,depthSegments:s};const a=this;n=Math.floor(n),r=Math.floor(r),s=Math.floor(s);const o=[],l=[],h=[],c=[];let u=0,d=0;function p(t,e,i,n,r,s,p,m,f,g,_){const v=s/f,y=p/g,x=s/2,M=p/2,b=m/2,S=f+1,T=g+1;let w=0,E=0;const A=new Ue;for(let s=0;s0?1:-1,h.push(A.x,A.y,A.z),c.push(o/f),c.push(1-s/g),w+=1}}for(let t=0;t0&&(e.defines=this.defines),e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader,e.lights=this.lights,e.clipping=this.clipping;const i={};for(const t in this.extensions)!0===this.extensions[t]&&(i[t]=!0);return Object.keys(i).length>0&&(e.extensions=i),e}}class xr extends dn{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new zi,this.projectionMatrix=new zi,this.projectionMatrixInverse=new zi,this.coordinateSystem=ve,this._reversedDepth=!1}get reversedDepth(){return this._reversedDepth}copy(t,e){return super.copy(t,e),this.matrixWorldInverse.copy(t.matrixWorldInverse),this.projectionMatrix.copy(t.projectionMatrix),this.projectionMatrixInverse.copy(t.projectionMatrixInverse),this.coordinateSystem=t.coordinateSystem,this}getWorldDirection(t){return super.getWorldDirection(t).negate()}updateMatrixWorld(t){super.updateMatrixWorld(t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(t,e){super.updateWorldMatrix(t,e),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return(new this.constructor).copy(this)}}const Mr=new Ue,br=new Le,Sr=new Le;class Tr extends xr{constructor(t=50,e=1,i=.1,n=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=t,this.zoom=1,this.near=i,this.far=n,this.focus=10,this.aspect=e,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(t,e){return super.copy(t,e),this.fov=t.fov,this.zoom=t.zoom,this.near=t.near,this.far=t.far,this.focus=t.focus,this.aspect=t.aspect,this.view=null===t.view?null:Object.assign({},t.view),this.filmGauge=t.filmGauge,this.filmOffset=t.filmOffset,this}setFocalLength(t){const e=.5*this.getFilmHeight()/t;this.fov=2*Te*Math.atan(e),this.updateProjectionMatrix()}getFocalLength(){const t=Math.tan(.5*Se*this.fov);return.5*this.getFilmHeight()/t}getEffectiveFOV(){return 2*Te*Math.atan(Math.tan(.5*Se*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}getViewBounds(t,e,i){Mr.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),e.set(Mr.x,Mr.y).multiplyScalar(-t/Mr.z),Mr.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),i.set(Mr.x,Mr.y).multiplyScalar(-t/Mr.z)}getViewSize(t,e){return this.getViewBounds(t,br,Sr),e.subVectors(Sr,br)}setViewOffset(t,e,i,n,r,s){this.aspect=t/e,null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=t,this.view.fullHeight=e,this.view.offsetX=i,this.view.offsetY=n,this.view.width=r,this.view.height=s,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const t=this.near;let e=t*Math.tan(.5*Se*this.fov)/this.zoom,i=2*e,n=this.aspect*i,r=-.5*n;const s=this.view;if(null!==this.view&&this.view.enabled){const t=s.fullWidth,a=s.fullHeight;r+=s.offsetX*n/t,e-=s.offsetY*i/a,n*=s.width/t,i*=s.height/a}const a=this.filmOffset;0!==a&&(r+=t*a/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+n,e,e-i,t,this.far,this.coordinateSystem,this.reversedDepth),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(t){const e=super.toJSON(t);return e.object.fov=this.fov,e.object.zoom=this.zoom,e.object.near=this.near,e.object.far=this.far,e.object.focus=this.focus,e.object.aspect=this.aspect,null!==this.view&&(e.object.view=Object.assign({},this.view)),e.object.filmGauge=this.filmGauge,e.object.filmOffset=this.filmOffset,e}}const wr=-90;class Er extends dn{constructor(t,e,i){super(),this.type="CubeCamera",this.renderTarget=i,this.coordinateSystem=null,this.activeMipmapLevel=0;const n=new Tr(wr,1,t,e);n.layers=this.layers,this.add(n);const r=new Tr(wr,1,t,e);r.layers=this.layers,this.add(r);const s=new Tr(wr,1,t,e);s.layers=this.layers,this.add(s);const a=new Tr(wr,1,t,e);a.layers=this.layers,this.add(a);const o=new Tr(wr,1,t,e);o.layers=this.layers,this.add(o);const l=new Tr(wr,1,t,e);l.layers=this.layers,this.add(l)}updateCoordinateSystem(){const t=this.coordinateSystem,e=this.children.concat(),[i,n,r,s,a,o]=e;for(const t of e)this.remove(t);if(t===ve)i.up.set(0,1,0),i.lookAt(1,0,0),n.up.set(0,1,0),n.lookAt(-1,0,0),r.up.set(0,0,-1),r.lookAt(0,1,0),s.up.set(0,0,1),s.lookAt(0,-1,0),a.up.set(0,1,0),a.lookAt(0,0,1),o.up.set(0,1,0),o.lookAt(0,0,-1);else{if(t!==ye)throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+t);i.up.set(0,-1,0),i.lookAt(-1,0,0),n.up.set(0,-1,0),n.lookAt(1,0,0),r.up.set(0,0,1),r.lookAt(0,1,0),s.up.set(0,0,-1),s.lookAt(0,-1,0),a.up.set(0,-1,0),a.lookAt(0,0,1),o.up.set(0,-1,0),o.lookAt(0,0,-1)}for(const t of e)this.add(t),t.updateMatrixWorld()}update(t,e){null===this.parent&&this.updateMatrixWorld();const{renderTarget:i,activeMipmapLevel:n}=this;this.coordinateSystem!==t.coordinateSystem&&(this.coordinateSystem=t.coordinateSystem,this.updateCoordinateSystem());const[r,s,a,o,l,h]=this.children,c=t.getRenderTarget(),u=t.getActiveCubeFace(),d=t.getActiveMipmapLevel(),p=t.xr.enabled;t.xr.enabled=!1;const m=i.texture.generateMipmaps;i.texture.generateMipmaps=!1,t.setRenderTarget(i,0,n),t.render(e,r),t.setRenderTarget(i,1,n),t.render(e,s),t.setRenderTarget(i,2,n),t.render(e,a),t.setRenderTarget(i,3,n),t.render(e,o),t.setRenderTarget(i,4,n),t.render(e,l),i.texture.generateMipmaps=m,t.setRenderTarget(i,5,n),t.render(e,h),t.setRenderTarget(c,u,d),t.xr.enabled=p,i.texture.needsPMREMUpdate=!0}}class Ar extends si{constructor(t=[],e=301,i,n,r,s,a,o,l,h){super(t,e,i,n,r,s,a,o,l,h),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(t){this.image=t}}class Cr extends li{constructor(t=1,e={}){super(t,t,e),this.isWebGLCubeRenderTarget=!0;const i={width:t,height:t,depth:1},n=[i,i,i,i,i,i];this.texture=new Ar(n),this._setTextureOptions(e),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(t,e){this.texture.type=e.type,this.texture.colorSpace=e.colorSpace,this.texture.generateMipmaps=e.generateMipmaps,this.texture.minFilter=e.minFilter,this.texture.magFilter=e.magFilter;const i={tEquirect:{value:null}},n="\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t\t#include \n\t\t\t\t\t#include \n\n\t\t\t\t}\n\t\t\t",r="\n\n\t\t\t\tuniform sampler2D tEquirect;\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\t#include \n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\t\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\n\t\t\t\t}\n\t\t\t",s=new mr(5,5,5),a=new yr({name:"CubemapFromEquirect",uniforms:fr(i),vertexShader:n,fragmentShader:r,side:1,blending:0});a.uniforms.tEquirect.value=e;const o=new dr(s,a),l=e.minFilter;return e.minFilter===Y&&(e.minFilter=X),new Er(1,10,this).update(t,o),e.minFilter=l,o.geometry.dispose(),o.material.dispose(),this}clear(t,e=!0,i=!0,n=!0){const r=t.getRenderTarget();for(let r=0;r<6;r++)t.setRenderTarget(this,r),t.clear(e,i,n);t.setRenderTarget(r)}}class Rr extends dn{constructor(){super(),this.isGroup=!0,this.type="Group"}}const Pr={type:"move"};class Ir{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return null===this._hand&&(this._hand=new Rr,this._hand.matrixAutoUpdate=!1,this._hand.visible=!1,this._hand.joints={},this._hand.inputState={pinching:!1}),this._hand}getTargetRaySpace(){return null===this._targetRay&&(this._targetRay=new Rr,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new Ue,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new Ue),this._targetRay}getGripSpace(){return null===this._grip&&(this._grip=new Rr,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new Ue,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new Ue),this._grip}dispatchEvent(t){return null!==this._targetRay&&this._targetRay.dispatchEvent(t),null!==this._grip&&this._grip.dispatchEvent(t),null!==this._hand&&this._hand.dispatchEvent(t),this}connect(t){if(t&&t.hand){const e=this._hand;if(e)for(const i of t.hand.values())this._getHandJoint(e,i)}return this.dispatchEvent({type:"connected",data:t}),this}disconnect(t){return this.dispatchEvent({type:"disconnected",data:t}),null!==this._targetRay&&(this._targetRay.visible=!1),null!==this._grip&&(this._grip.visible=!1),null!==this._hand&&(this._hand.visible=!1),this}update(t,e,i){let n=null,r=null,s=null;const a=this._targetRay,o=this._grip,l=this._hand;if(t&&"visible-blurred"!==e.session.visibilityState){if(l&&t.hand){s=!0;for(const n of t.hand.values()){const t=e.getJointPose(n,i),r=this._getHandJoint(l,n);null!==t&&(r.matrix.fromArray(t.transform.matrix),r.matrix.decompose(r.position,r.rotation,r.scale),r.matrixWorldNeedsUpdate=!0,r.jointRadius=t.radius),r.visible=null!==t}const n=l.joints["index-finger-tip"],r=l.joints["thumb-tip"],a=n.position.distanceTo(r.position),o=.02,h=.005;l.inputState.pinching&&a>o+h?(l.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:t.handedness,target:this})):!l.inputState.pinching&&a<=o-h&&(l.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:t.handedness,target:this}))}else null!==o&&t.gripSpace&&(r=e.getPose(t.gripSpace,i),null!==r&&(o.matrix.fromArray(r.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),o.matrixWorldNeedsUpdate=!0,r.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(r.linearVelocity)):o.hasLinearVelocity=!1,r.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(r.angularVelocity)):o.hasAngularVelocity=!1));null!==a&&(n=e.getPose(t.targetRaySpace,i),null===n&&null!==r&&(n=r),null!==n&&(a.matrix.fromArray(n.transform.matrix),a.matrix.decompose(a.position,a.rotation,a.scale),a.matrixWorldNeedsUpdate=!0,n.linearVelocity?(a.hasLinearVelocity=!0,a.linearVelocity.copy(n.linearVelocity)):a.hasLinearVelocity=!1,n.angularVelocity?(a.hasAngularVelocity=!0,a.angularVelocity.copy(n.angularVelocity)):a.hasAngularVelocity=!1,this.dispatchEvent(Pr)))}return null!==a&&(a.visible=null!==n),null!==o&&(o.visible=null!==r),null!==l&&(l.visible=null!==s),this}_getHandJoint(t,e){if(void 0===t.joints[e.jointName]){const i=new Rr;i.matrixAutoUpdate=!1,i.visible=!1,t.joints[e.jointName]=i,t.add(i)}return t.joints[e.jointName]}}class Lr{constructor(t,e=25e-5){this.isFogExp2=!0,this.name="",this.color=new In(t),this.density=e}clone(){return new Lr(this.color,this.density)}toJSON(){return{type:"FogExp2",name:this.name,color:this.color.getHex(),density:this.density}}}class Dr{constructor(t,e=1,i=1e3){this.isFog=!0,this.name="",this.color=new In(t),this.near=e,this.far=i}clone(){return new Dr(this.color,this.near,this.far)}toJSON(){return{type:"Fog",name:this.name,color:this.color.getHex(),near:this.near,far:this.far}}}class Ur extends dn{constructor(){super(),this.isScene=!0,this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.backgroundBlurriness=0,this.backgroundIntensity=1,this.backgroundRotation=new Yi,this.environmentIntensity=1,this.environmentRotation=new Yi,this.overrideMaterial=null,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(t,e){return super.copy(t,e),null!==t.background&&(this.background=t.background.clone()),null!==t.environment&&(this.environment=t.environment.clone()),null!==t.fog&&(this.fog=t.fog.clone()),this.backgroundBlurriness=t.backgroundBlurriness,this.backgroundIntensity=t.backgroundIntensity,this.backgroundRotation.copy(t.backgroundRotation),this.environmentIntensity=t.environmentIntensity,this.environmentRotation.copy(t.environmentRotation),null!==t.overrideMaterial&&(this.overrideMaterial=t.overrideMaterial.clone()),this.matrixAutoUpdate=t.matrixAutoUpdate,this}toJSON(t){const e=super.toJSON(t);return null!==this.fog&&(e.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(e.object.backgroundBlurriness=this.backgroundBlurriness),1!==this.backgroundIntensity&&(e.object.backgroundIntensity=this.backgroundIntensity),e.object.backgroundRotation=this.backgroundRotation.toArray(),1!==this.environmentIntensity&&(e.object.environmentIntensity=this.environmentIntensity),e.object.environmentRotation=this.environmentRotation.toArray(),e}}class Nr{constructor(t,e){this.isInterleavedBuffer=!0,this.array=t,this.stride=e,this.count=void 0!==t?t.length/e:0,this.usage=ge,this.updateRanges=[],this.version=0,this.uuid=we()}onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}copy(t){return this.array=new t.array.constructor(t.array),this.count=t.count,this.stride=t.stride,this.usage=t.usage,this}copyAt(t,e,i){t*=this.stride,i*=e.stride;for(let n=0,r=this.stride;nt.far||e.push({distance:o,point:kr.clone(),uv:En.getInterpolation(kr,Xr,qr,Yr,Zr,Jr,Kr,new Le),face:null,object:this})}copy(t,e){return super.copy(t,e),void 0!==t.center&&this.center.copy(t.center),this.material=t.material,this}}function Qr(t,e,i,n,r,s){Gr.subVectors(t,i).addScalar(.5).multiply(n),void 0!==r?(Wr.x=s*Gr.x-r*Gr.y,Wr.y=r*Gr.x+s*Gr.y):Wr.copy(Gr),t.copy(e),t.x+=Wr.x,t.y+=Wr.y,t.applyMatrix4(jr)}const ts=new Ue,es=new Ue;class is extends dn{constructor(){super(),this.isLOD=!0,this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]}}),this.autoUpdate=!0}copy(t){super.copy(t,!1);const e=t.levels;for(let t=0,i=e.length;t0){let i,n;for(i=1,n=e.length;i0){ts.setFromMatrixPosition(this.matrixWorld);const i=t.ray.origin.distanceTo(ts);this.getObjectForDistance(i).raycast(t,e)}}update(t){const e=this.levels;if(e.length>1){ts.setFromMatrixPosition(t.matrixWorld),es.setFromMatrixPosition(this.matrixWorld);const i=ts.distanceTo(es)/t.zoom;let n,r;for(e[0].object.visible=!0,n=1,r=e.length;n=t))break;e[n-1].object.visible=!1,e[n].object.visible=!0}for(this._currentLevel=n-1;n1?null:e.copy(t.start).addScaledVector(i,r)}intersectsLine(t){const e=this.distanceToPoint(t.start),i=this.distanceToPoint(t.end);return e<0&&i>0||i<0&&e>0}intersectsBox(t){return t.intersectsPlane(this)}intersectsSphere(t){return t.intersectsPlane(this)}coplanarPoint(t){return t.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(t,e){const i=e||Rs.getNormalMatrix(t),n=this.coplanarPoint(As).applyMatrix4(t),r=this.normal.applyMatrix3(i).normalize();return this.constant=-n.dot(r),this}translate(t){return this.constant-=t.dot(this.normal),this}equals(t){return t.normal.equals(this.normal)&&t.constant===this.constant}clone(){return(new this.constructor).copy(this)}}const Is=new Ri,Ls=new Le(.5,.5),Ds=new Ue;class Us{constructor(t=new Ps,e=new Ps,i=new Ps,n=new Ps,r=new Ps,s=new Ps){this.planes=[t,e,i,n,r,s]}set(t,e,i,n,r,s){const a=this.planes;return a[0].copy(t),a[1].copy(e),a[2].copy(i),a[3].copy(n),a[4].copy(r),a[5].copy(s),this}copy(t){const e=this.planes;for(let i=0;i<6;i++)e[i].copy(t.planes[i]);return this}setFromProjectionMatrix(t,e=2e3,i=!1){const n=this.planes,r=t.elements,s=r[0],a=r[1],o=r[2],l=r[3],h=r[4],c=r[5],u=r[6],d=r[7],p=r[8],m=r[9],f=r[10],g=r[11],_=r[12],v=r[13],y=r[14],x=r[15];if(n[0].setComponents(l-s,d-h,g-p,x-_).normalize(),n[1].setComponents(l+s,d+h,g+p,x+_).normalize(),n[2].setComponents(l+a,d+c,g+m,x+v).normalize(),n[3].setComponents(l-a,d-c,g-m,x-v).normalize(),i)n[4].setComponents(o,u,f,y).normalize(),n[5].setComponents(l-o,d-u,g-f,x-y).normalize();else if(n[4].setComponents(l-o,d-u,g-f,x-y).normalize(),e===ve)n[5].setComponents(l+o,d+u,g+f,x+y).normalize();else{if(e!==ye)throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+e);n[5].setComponents(o,u,f,y).normalize()}return this}intersectsObject(t){if(void 0!==t.boundingSphere)null===t.boundingSphere&&t.computeBoundingSphere(),Is.copy(t.boundingSphere).applyMatrix4(t.matrixWorld);else{const e=t.geometry;null===e.boundingSphere&&e.computeBoundingSphere(),Is.copy(e.boundingSphere).applyMatrix4(t.matrixWorld)}return this.intersectsSphere(Is)}intersectsSprite(t){Is.center.set(0,0,0);const e=Ls.distanceTo(t.center);return Is.radius=.7071067811865476+e,Is.applyMatrix4(t.matrixWorld),this.intersectsSphere(Is)}intersectsSphere(t){const e=this.planes,i=t.center,n=-t.radius;for(let t=0;t<6;t++)if(e[t].distanceToPoint(i)0?t.max.x:t.min.x,Ds.y=n.normal.y>0?t.max.y:t.min.y,Ds.z=n.normal.z>0?t.max.z:t.min.z,n.distanceToPoint(Ds)<0)return!1}return!0}containsPoint(t){const e=this.planes;for(let i=0;i<6;i++)if(e[i].distanceToPoint(t)<0)return!1;return!0}clone(){return(new this.constructor).copy(this)}}const Ns=new zi,Os=new Us;class Fs{constructor(){this.coordinateSystem=ve}intersectsObject(t,e){if(!e.isArrayCamera||0===e.cameras.length)return!1;for(let i=0;i=r.length&&r.push({start:-1,count:-1,z:-1,index:-1});const a=r[this.index];s.push(a),this.index++,a.start=t,a.count=e,a.z=i,a.index=n}reset(){this.list.length=0,this.index=0}}const Hs=new zi,Gs=new In(1,1,1),Ws=new Us,js=new Fs,Xs=new ui,qs=new Ri,Ys=new Ue,Zs=new Ue,Js=new Ue,Ks=new Vs,$s=new dr,Qs=[];function ta(t,e,i=0){const n=e.itemSize;if(t.isInterleavedBufferAttribute||t.array.constructor!==e.array.constructor){const r=t.count;for(let s=0;s65535?new Uint32Array(n):new Uint16Array(n);e.setIndex(new Gn(t,1))}this._geometryInitialized=!0}}_validateGeometry(t){const e=this.geometry;if(Boolean(t.getIndex())!==Boolean(e.getIndex()))throw new Error('THREE.BatchedMesh: All geometries must consistently have "index".');for(const i in e.attributes){if(!t.hasAttribute(i))throw new Error(`THREE.BatchedMesh: Added geometry missing "${i}". All geometries must have consistent attributes.`);const n=t.getAttribute(i),r=e.getAttribute(i);if(n.itemSize!==r.itemSize||n.normalized!==r.normalized)throw new Error("THREE.BatchedMesh: All attributes must have a consistent itemSize and normalized value.")}}validateInstanceId(t){const e=this._instanceInfo;if(t<0||t>=e.length||!1===e[t].active)throw new Error(`THREE.BatchedMesh: Invalid instanceId ${t}. Instance is either out of range or has been deleted.`)}validateGeometryId(t){const e=this._geometryInfo;if(t<0||t>=e.length||!1===e[t].active)throw new Error(`THREE.BatchedMesh: Invalid geometryId ${t}. Geometry is either out of range or has been deleted.`)}setCustomSort(t){return this.customSort=t,this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new ui);const t=this.boundingBox,e=this._instanceInfo;t.makeEmpty();for(let i=0,n=e.length;i=this.maxInstanceCount&&0===this._availableInstanceIds.length)throw new Error("THREE.BatchedMesh: Maximum item count reached.");const e={visible:!0,active:!0,geometryIndex:t};let i=null;this._availableInstanceIds.length>0?(this._availableInstanceIds.sort(zs),i=this._availableInstanceIds.shift(),this._instanceInfo[i]=e):(i=this._instanceInfo.length,this._instanceInfo.push(e));const n=this._matricesTexture;Hs.identity().toArray(n.image.data,16*i),n.needsUpdate=!0;const r=this._colorsTexture;return r&&(Gs.toArray(r.image.data,4*i),r.needsUpdate=!0),this._visibilityChanged=!0,i}addGeometry(t,e=-1,i=-1){this._initializeGeometry(t),this._validateGeometry(t);const n={vertexStart:-1,vertexCount:-1,reservedVertexCount:-1,indexStart:-1,indexCount:-1,reservedIndexCount:-1,start:-1,count:-1,boundingBox:null,boundingSphere:null,active:!0},r=this._geometryInfo;n.vertexStart=this._nextVertexStart,n.reservedVertexCount=-1===e?t.getAttribute("position").count:e;const s=t.getIndex();if(null!==s&&(n.indexStart=this._nextIndexStart,n.reservedIndexCount=-1===i?s.count:i),-1!==n.indexStart&&n.indexStart+n.reservedIndexCount>this._maxIndexCount||n.vertexStart+n.reservedVertexCount>this._maxVertexCount)throw new Error("THREE.BatchedMesh: Reserved space request exceeds the maximum buffer size.");let a;return this._availableGeometryIds.length>0?(this._availableGeometryIds.sort(zs),a=this._availableGeometryIds.shift(),r[a]=n):(a=this._geometryCount,this._geometryCount++,r.push(n)),this.setGeometryAt(a,t),this._nextIndexStart=n.indexStart+n.reservedIndexCount,this._nextVertexStart=n.vertexStart+n.reservedVertexCount,a}setGeometryAt(t,e){if(t>=this._geometryCount)throw new Error("THREE.BatchedMesh: Maximum geometry count reached.");this._validateGeometry(e);const i=this.geometry,n=null!==i.getIndex(),r=i.getIndex(),s=e.getIndex(),a=this._geometryInfo[t];if(n&&s.count>a.reservedIndexCount||e.attributes.position.count>a.reservedVertexCount)throw new Error("THREE.BatchedMesh: Reserved space not large enough for provided geometry.");const o=a.vertexStart,l=a.reservedVertexCount;a.vertexCount=e.getAttribute("position").count;for(const t in i.attributes){const n=e.getAttribute(t),r=i.getAttribute(t);ta(n,r,o);const s=n.itemSize;for(let t=n.count,e=l;t=e.length||!1===e[t].active)return this;const i=this._instanceInfo;for(let e=0,n=i.length;ee)).sort(((t,e)=>i[t].vertexStart-i[e].vertexStart)),r=this.geometry;for(let s=0,a=i.length;s=this._geometryCount)return null;const i=this.geometry,n=this._geometryInfo[t];if(null===n.boundingBox){const t=new ui,e=i.index,r=i.attributes.position;for(let i=n.start,s=n.start+n.count;i=this._geometryCount)return null;const i=this.geometry,n=this._geometryInfo[t];if(null===n.boundingSphere){const e=new Ri;this.getBoundingBoxAt(t,Xs),Xs.getCenter(e.center);const r=i.index,s=i.attributes.position;let a=0;for(let t=n.start,i=n.start+n.count;tt.active));if(Math.max(...i.map((t=>t.vertexStart+t.reservedVertexCount)))>t)throw new Error(`BatchedMesh: Geometry vertex values are being used outside the range ${e}. Cannot shrink further.`);if(this.geometry.index&&Math.max(...i.map((t=>t.indexStart+t.reservedIndexCount)))>e)throw new Error(`BatchedMesh: Geometry index values are being used outside the range ${e}. Cannot shrink further.`);const n=this.geometry;n.dispose(),this._maxVertexCount=t,this._maxIndexCount=e,this._geometryInitialized&&(this._geometryInitialized=!1,this.geometry=new tr,this._initializeGeometry(n));const r=this.geometry;n.index&&ea(n.index.array,r.index.array);for(const t in n.attributes)ea(n.attributes[t].array,r.attributes[t].array)}raycast(t,e){const i=this._instanceInfo,n=this._geometryInfo,r=this.matrixWorld,s=this.geometry;$s.material=this.material,$s.geometry.index=s.index,$s.geometry.attributes=s.attributes,null===$s.geometry.boundingBox&&($s.geometry.boundingBox=new ui),null===$s.geometry.boundingSphere&&($s.geometry.boundingSphere=new Ri);for(let s=0,a=i.length;s({...t,boundingBox:null!==t.boundingBox?t.boundingBox.clone():null,boundingSphere:null!==t.boundingSphere?t.boundingSphere.clone():null}))),this._instanceInfo=t._instanceInfo.map((t=>({...t}))),this._availableInstanceIds=t._availableInstanceIds.slice(),this._availableGeometryIds=t._availableGeometryIds.slice(),this._nextIndexStart=t._nextIndexStart,this._nextVertexStart=t._nextVertexStart,this._geometryCount=t._geometryCount,this._maxInstanceCount=t._maxInstanceCount,this._maxVertexCount=t._maxVertexCount,this._maxIndexCount=t._maxIndexCount,this._geometryInitialized=t._geometryInitialized,this._multiDrawCounts=t._multiDrawCounts.slice(),this._multiDrawStarts=t._multiDrawStarts.slice(),this._indirectTexture=t._indirectTexture.clone(),this._indirectTexture.image.data=this._indirectTexture.image.data.slice(),this._matricesTexture=t._matricesTexture.clone(),this._matricesTexture.image.data=this._matricesTexture.image.data.slice(),null!==this._colorsTexture&&(this._colorsTexture=t._colorsTexture.clone(),this._colorsTexture.image.data=this._colorsTexture.image.data.slice()),this}dispose(){this.geometry.dispose(),this._matricesTexture.dispose(),this._matricesTexture=null,this._indirectTexture.dispose(),this._indirectTexture=null,null!==this._colorsTexture&&(this._colorsTexture.dispose(),this._colorsTexture=null)}onBeforeRender(t,e,i,n,r){if(!this._visibilityChanged&&!this.perObjectFrustumCulled&&!this.sortObjects)return;const s=n.getIndex(),a=null===s?1:s.array.BYTES_PER_ELEMENT,o=this._instanceInfo,l=this._multiDrawStarts,h=this._multiDrawCounts,c=this._geometryInfo,u=this.perObjectFrustumCulled,d=this._indirectTexture,p=d.image.data,m=i.isArrayCamera?js:Ws;u&&!i.isArrayCamera&&(Hs.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse).multiply(this.matrixWorld),Ws.setFromProjectionMatrix(Hs,i.coordinateSystem,i.reversedDepth));let f=0;if(this.sortObjects){Hs.copy(this.matrixWorld).invert(),Ys.setFromMatrixPosition(i.matrixWorld).applyMatrix4(Hs),Zs.set(0,0,-1).transformDirection(i.matrixWorld).transformDirection(Hs);for(let t=0,e=o.length;t0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;tn)return;ha.applyMatrix4(t.matrixWorld);const l=e.ray.origin.distanceTo(ha);return le.far?void 0:{distance:l,point:ca.clone().applyMatrix4(t.matrixWorld),index:a,face:null,faceIndex:null,barycoord:null,object:t}}const pa=new Ue,ma=new Ue;class fa extends ua{constructor(t,e){super(t,e),this.isLineSegments=!0,this.type="LineSegments"}computeLineDistances(){const t=this.geometry;if(null===t.index){const e=t.attributes.position,i=[];for(let t=0,n=e.count;t0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;tr.far)return;s.push({distance:l,distanceToRay:Math.sqrt(o),point:i,index:e,face:null,faceIndex:null,barycoord:null,object:a})}}class Ta extends si{constructor(t,e,i,n,r=1006,s=1006,a,o,l){super(t,e,i,n,r,s,a,o,l),this.isVideoTexture=!0,this.generateMipmaps=!1,this._requestVideoFrameCallbackId=0;const h=this;"requestVideoFrameCallback"in t&&(this._requestVideoFrameCallbackId=t.requestVideoFrameCallback((function e(){h.needsUpdate=!0,h._requestVideoFrameCallbackId=t.requestVideoFrameCallback(e)})))}clone(){return new this.constructor(this.image).copy(this)}update(){const t=this.image;!1=="requestVideoFrameCallback"in t&&t.readyState>=t.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}dispose(){0!==this._requestVideoFrameCallbackId&&this.source.data.cancelVideoFrameCallback(this._requestVideoFrameCallbackId),super.dispose()}}class wa extends si{constructor(t,e,i,n,r,s,a,o,l,h,c,u){super(null,s,a,o,l,h,n,r,c,u),this.isCompressedTexture=!0,this.image={width:e,height:i},this.mipmaps=t,this.flipY=!1,this.generateMipmaps=!1}}class Ea extends si{constructor(t,e,i=1014,n,r,s,a=1003,o=1003,l,h=1026,c=1){if(h!==ct&&h!==ut)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");super({width:t,height:e,depth:c},n,r,s,a,o,h,i,l),this.isDepthTexture=!0,this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(t){return super.copy(t),this.source=new ei(Object.assign({},t.image)),this.compareFunction=t.compareFunction,this}toJSON(t){const e=super.toJSON(t);return null!==this.compareFunction&&(e.compareFunction=this.compareFunction),e}}class Aa extends tr{constructor(t=1,e=1,i=4,n=8,r=1){super(),this.type="CapsuleGeometry",this.parameters={radius:t,height:e,capSegments:i,radialSegments:n,heightSegments:r},e=Math.max(0,e),i=Math.max(1,Math.floor(i)),n=Math.max(3,Math.floor(n)),r=Math.max(1,Math.floor(r));const s=[],a=[],o=[],l=[],h=e/2,c=Math.PI/2*t,u=e,d=2*c+u,p=2*i+r,m=n+1,f=new Ue,g=new Ue;for(let _=0;_<=p;_++){let v=0,y=0,x=0,M=0;if(_<=i){const e=_/i,n=e*Math.PI/2;y=-h-t*Math.cos(n),x=t*Math.sin(n),M=-t*Math.cos(n),v=e*c}else if(_<=i+r){const n=(_-i)/r;y=n*e-h,x=t,M=0,v=c+n*u}else{const e=(_-i-r)/i,n=e*Math.PI/2;y=h+t*Math.sin(n),x=t*Math.cos(n),M=t*Math.sin(n),v=c+u+e*c}const b=Math.max(0,Math.min(1,v/d));let S=0;0===_?S=.5/n:_===p&&(S=-.5/n);for(let t=0;t<=n;t++){const e=t/n,i=e*Math.PI*2,r=Math.sin(i),s=Math.cos(i);g.x=-x*s,g.y=y,g.z=x*r,a.push(g.x,g.y,g.z),f.set(-x*s,M,x*r),f.normalize(),o.push(f.x,f.y,f.z),l.push(e+S,b)}if(_>0){const t=(_-1)*m;for(let e=0;e0||0!==n)&&(h.push(s,a,l),v+=3),(e>0||n!==r-1)&&(h.push(a,o,l),v+=3)}l.addGroup(g,v,0),g+=v}(),!1===s&&(t>0&&_(!0),e>0&&_(!1)),this.setIndex(h),this.setAttribute("position",new Xn(c,3)),this.setAttribute("normal",new Xn(u,3)),this.setAttribute("uv",new Xn(d,2))}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new Ra(t.radiusTop,t.radiusBottom,t.height,t.radialSegments,t.heightSegments,t.openEnded,t.thetaStart,t.thetaLength)}}class Pa extends Ra{constructor(t=1,e=1,i=32,n=1,r=!1,s=0,a=2*Math.PI){super(0,t,e,i,n,r,s,a),this.type="ConeGeometry",this.parameters={radius:t,height:e,radialSegments:i,heightSegments:n,openEnded:r,thetaStart:s,thetaLength:a}}static fromJSON(t){return new Pa(t.radius,t.height,t.radialSegments,t.heightSegments,t.openEnded,t.thetaStart,t.thetaLength)}}class Ia extends tr{constructor(t=[],e=[],i=1,n=0){super(),this.type="PolyhedronGeometry",this.parameters={vertices:t,indices:e,radius:i,detail:n};const r=[],s=[];function a(t,e,i,n){const r=n+1,s=[];for(let n=0;n<=r;n++){s[n]=[];const a=t.clone().lerp(i,n/r),o=e.clone().lerp(i,n/r),l=r-n;for(let t=0;t<=l;t++)s[n][t]=0===t&&n===r?a:a.clone().lerp(o,t/l)}for(let t=0;t.9&&a<.1&&(e<.2&&(s[t+0]+=1),i<.2&&(s[t+2]+=1),n<.2&&(s[t+4]+=1))}}()}(),this.setAttribute("position",new Xn(r,3)),this.setAttribute("normal",new Xn(r.slice(),3)),this.setAttribute("uv",new Xn(s,2)),0===n?this.computeVertexNormals():this.normalizeNormals()}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new Ia(t.vertices,t.indices,t.radius,t.details)}}class La extends Ia{constructor(t=1,e=0){const i=(1+Math.sqrt(5))/2,n=1/i;super([-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-n,-i,0,-n,i,0,n,-i,0,n,i,-n,-i,0,-n,i,0,n,-i,0,n,i,0,-i,0,-n,i,0,-n,-i,0,n,i,0,n],[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2,6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,11,19,7,19,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9],t,e),this.type="DodecahedronGeometry",this.parameters={radius:t,detail:e}}static fromJSON(t){return new La(t.radius,t.detail)}}const Da=new Ue,Ua=new Ue,Na=new Ue,Oa=new En;class Fa extends tr{constructor(t=null,e=1){if(super(),this.type="EdgesGeometry",this.parameters={geometry:t,thresholdAngle:e},null!==t){const i=4,n=Math.pow(10,i),r=Math.cos(Se*e),s=t.getIndex(),a=t.getAttribute("position"),o=s?s.count:a.count,l=[0,0,0],h=["a","b","c"],c=new Array(3),u={},d=[];for(let t=0;t0)){l=n;break}l=n-1}if(n=l,i[n]===s)return n/(r-1);const h=i[n];return(n+(s-h)/(i[n+1]-h))/(r-1)}getTangent(t,e){const i=1e-4;let n=t-i,r=t+i;n<0&&(n=0),r>1&&(r=1);const s=this.getPoint(n),a=this.getPoint(r),o=e||(s.isVector2?new Le:new Ue);return o.copy(a).sub(s).normalize(),o}getTangentAt(t,e){const i=this.getUtoTmapping(t);return this.getTangent(i,e)}computeFrenetFrames(t,e=!1){const i=new Ue,n=[],r=[],s=[],a=new Ue,o=new zi;for(let e=0;e<=t;e++){const i=e/t;n[e]=this.getTangentAt(i,new Ue)}r[0]=new Ue,s[0]=new Ue;let l=Number.MAX_VALUE;const h=Math.abs(n[0].x),c=Math.abs(n[0].y),u=Math.abs(n[0].z);h<=l&&(l=h,i.set(1,0,0)),c<=l&&(l=c,i.set(0,1,0)),u<=l&&i.set(0,0,1),a.crossVectors(n[0],i).normalize(),r[0].crossVectors(n[0],a),s[0].crossVectors(n[0],r[0]);for(let e=1;e<=t;e++){if(r[e]=r[e-1].clone(),s[e]=s[e-1].clone(),a.crossVectors(n[e-1],n[e]),a.length()>Number.EPSILON){a.normalize();const t=Math.acos(Ee(n[e-1].dot(n[e]),-1,1));r[e].applyMatrix4(o.makeRotationAxis(a,t))}s[e].crossVectors(n[e],r[e])}if(!0===e){let e=Math.acos(Ee(r[0].dot(r[t]),-1,1));e/=t,n[0].dot(a.crossVectors(r[0],r[t]))>0&&(e=-e);for(let i=1;i<=t;i++)r[i].applyMatrix4(o.makeRotationAxis(n[i],e*i)),s[i].crossVectors(n[i],r[i])}return{tangents:n,normals:r,binormals:s}}clone(){return(new this.constructor).copy(this)}copy(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}toJSON(){const t={metadata:{version:4.7,type:"Curve",generator:"Curve.toJSON"}};return t.arcLengthDivisions=this.arcLengthDivisions,t.type=this.type,t}fromJSON(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}}class Ba extends za{constructor(t=0,e=0,i=1,n=1,r=0,s=2*Math.PI,a=!1,o=0){super(),this.isEllipseCurve=!0,this.type="EllipseCurve",this.aX=t,this.aY=e,this.xRadius=i,this.yRadius=n,this.aStartAngle=r,this.aEndAngle=s,this.aClockwise=a,this.aRotation=o}getPoint(t,e=new Le){const i=e,n=2*Math.PI;let r=this.aEndAngle-this.aStartAngle;const 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t.x===e.x&&t.y===e.y}function wo(t,e,i,n){const r=Ao(So(t,e,i)),s=Ao(So(t,e,n)),a=Ao(So(i,n,t)),o=Ao(So(i,n,e));return r!==s&&a!==o||!(0!==r||!Eo(t,i,e))||!(0!==s||!Eo(t,n,e))||!(0!==a||!Eo(i,t,n))||!(0!==o||!Eo(i,e,n))}function Eo(t,e,i){return e.x<=Math.max(t.x,i.x)&&e.x>=Math.min(t.x,i.x)&&e.y<=Math.max(t.y,i.y)&&e.y>=Math.min(t.y,i.y)}function Ao(t){return t>0?1:t<0?-1:0}function Co(t,e){return So(t.prev,t,t.next)<0?So(t,e,t.next)>=0&&So(t,t.prev,e)>=0:So(t,e,t.prev)<0||So(t,t.next,e)<0}function Ro(t,e){const i=Lo(t.i,t.x,t.y),n=Lo(e.i,e.x,e.y),r=t.next,s=e.prev;return t.next=e,e.prev=t,i.next=r,r.prev=i,n.next=i,i.prev=n,s.next=n,n.prev=s,n}function Po(t,e,i,n){const r=Lo(t,e,i);return n?(r.next=n.next,r.prev=n,n.next.prev=r,n.next=r):(r.prev=r,r.next=r),r}function Io(t){t.next.prev=t.prev,t.prev.next=t.next,t.prevZ&&(t.prevZ.nextZ=t.nextZ),t.nextZ&&(t.nextZ.prevZ=t.prevZ)}function Lo(t,e,i){return{i:t,x:e,y:i,prev:null,next:null,z:0,prevZ:null,nextZ:null,steiner:!1}}class Do{static triangulate(t,e,i=2){return function(t,e,i=2){const n=e&&e.length,r=n?e[0]*i:t.length;let s=oo(t,0,r,i,!0);const a=[];if(!s||s.next===s.prev)return a;let o,l,h;if(n&&(s=function(t,e,i,n){const r=[];for(let i=0,s=e.length;i80*i){o=1/0,l=1/0;let e=-1/0,n=-1/0;for(let s=i;se&&(e=i),r>n&&(n=r)}h=Math.max(e-o,n-l),h=0!==h?32767/h:0}return ho(s,a,i,o,l,h,0),a}(t,e,i)}}class Uo{static area(t){const e=t.length;let i=0;for(let n=e-1,r=0;r2&&t[e-1].equals(t[0])&&t.pop()}function Oo(t,e){for(let i=0;iNumber.EPSILON){const u=Math.sqrt(c),d=Math.sqrt(l*l+h*h),p=e.x-o/u,m=e.y+a/u,f=((i.x-h/d-p)*h-(i.y+l/d-m)*l)/(a*h-o*l);n=p+a*f-t.x,r=m+o*f-t.y;const g=n*n+r*r;if(g<=2)return new Le(n,r);s=Math.sqrt(g/2)}else{let t=!1;a>Number.EPSILON?l>Number.EPSILON&&(t=!0):a<-Number.EPSILON?l<-Number.EPSILON&&(t=!0):Math.sign(o)===Math.sign(h)&&(t=!0),t?(n=-o,r=a,s=Math.sqrt(c)):(n=a,r=o,s=Math.sqrt(c/2))}return new Le(n/s,r/s)}const I=[];for(let t=0,e=A.length,i=e-1,n=t+1;t=0;t--){const e=t/p,i=c*Math.cos(e*Math.PI/2),n=u*Math.sin(e*Math.PI/2)+d;for(let t=0,e=A.length;t=0;){const n=i;let r=i-1;r<0&&(r=t.length-1);for(let t=0,i=o+2*p;t0)&&d.push(e,r,l),(t!==i-1||o0!=t>0&&this.version++,this._anisotropy=t}get clearcoat(){return this._clearcoat}set clearcoat(t){this._clearcoat>0!=t>0&&this.version++,this._clearcoat=t}get iridescence(){return this._iridescence}set iridescence(t){this._iridescence>0!=t>0&&this.version++,this._iridescence=t}get dispersion(){return this._dispersion}set dispersion(t){this._dispersion>0!=t>0&&this.version++,this._dispersion=t}get sheen(){return this._sheen}set sheen(t){this._sheen>0!=t>0&&this.version++,this._sheen=t}get transmission(){return this._transmission}set transmission(t){this._transmission>0!=t>0&&this.version++,this._transmission=t}copy(t){return super.copy(t),this.defines={STANDARD:"",PHYSICAL:""},this.anisotropy=t.anisotropy,this.anisotropyRotation=t.anisotropyRotation,this.anisotropyMap=t.anisotropyMap,this.clearcoat=t.clearcoat,this.clearcoatMap=t.clearcoatMap,this.clearcoatRoughness=t.clearcoatRoughness,this.clearcoatRoughnessMap=t.clearcoatRoughnessMap,this.clearcoatNormalMap=t.clearcoatNormalMap,this.clearcoatNormalScale.copy(t.clearcoatNormalScale),this.dispersion=t.dispersion,this.ior=t.ior,this.iridescence=t.iridescence,this.iridescenceMap=t.iridescenceMap,this.iridescenceIOR=t.iridescenceIOR,this.iridescenceThicknessRange=[...t.iridescenceThicknessRange],this.iridescenceThicknessMap=t.iridescenceThicknessMap,this.sheen=t.sheen,this.sheenColor.copy(t.sheenColor),this.sheenColorMap=t.sheenColorMap,this.sheenRoughness=t.sheenRoughness,this.sheenRoughnessMap=t.sheenRoughnessMap,this.transmission=t.transmission,this.transmissionMap=t.transmissionMap,this.thickness=t.thickness,this.thicknessMap=t.thicknessMap,this.attenuationDistance=t.attenuationDistance,this.attenuationColor.copy(t.attenuationColor),this.specularIntensity=t.specularIntensity,this.specularIntensityMap=t.specularIntensityMap,this.specularColor.copy(t.specularColor),this.specularColorMap=t.specularColorMap,this}}class nl extends Un{constructor(t){super(),this.isMeshPhongMaterial=!0,this.type="MeshPhongMaterial",this.color=new In(16777215),this.specular=new In(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new In(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Le(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new Yi,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.specular.copy(t.specular),this.shininess=t.shininess,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.flatShading=t.flatShading,this.fog=t.fog,this}}class rl extends Un{constructor(t){super(),this.isMeshToonMaterial=!0,this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new In(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new In(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Le(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.gradientMap=t.gradientMap,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.alphaMap=t.alphaMap,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.fog=t.fog,this}}class sl extends Un{constructor(t){super(),this.isMeshNormalMaterial=!0,this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Le(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.setValues(t)}copy(t){return super.copy(t),this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.flatShading=t.flatShading,this}}class al extends Un{constructor(t){super(),this.isMeshLambertMaterial=!0,this.type="MeshLambertMaterial",this.color=new In(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new In(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Le(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new Yi,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.flatShading=t.flatShading,this.fog=t.fog,this}}class ol extends Un{constructor(t){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=3200,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.setValues(t)}copy(t){return super.copy(t),this.depthPacking=t.depthPacking,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this}}class ll extends Un{constructor(t){super(),this.isMeshDistanceMaterial=!0,this.type="MeshDistanceMaterial",this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.setValues(t)}copy(t){return super.copy(t),this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this}}class hl extends Un{constructor(t){super(),this.isMeshMatcapMaterial=!0,this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new In(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Le(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.defines={MATCAP:""},this.color.copy(t.color),this.matcap=t.matcap,this.map=t.map,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.alphaMap=t.alphaMap,this.flatShading=t.flatShading,this.fog=t.fog,this}}class cl extends na{constructor(t){super(),this.isLineDashedMaterial=!0,this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(t)}copy(t){return super.copy(t),this.scale=t.scale,this.dashSize=t.dashSize,this.gapSize=t.gapSize,this}}function ul(t,e){return t&&t.constructor!==e?"number"==typeof e.BYTES_PER_ELEMENT?new e(t):Array.prototype.slice.call(t):t}function dl(t){return ArrayBuffer.isView(t)&&!(t instanceof DataView)}function pl(t){const e=t.length,i=new Array(e);for(let t=0;t!==e;++t)i[t]=t;return i.sort((function(e,i){return t[e]-t[i]})),i}function ml(t,e,i){const n=t.length,r=new t.constructor(n);for(let s=0,a=0;a!==n;++s){const n=i[s]*e;for(let i=0;i!==e;++i)r[a++]=t[n+i]}return r}function fl(t,e,i,n){let r=1,s=t[0];for(;void 0!==s&&void 0===s[n];)s=t[r++];if(void 0===s)return;let a=s[n];if(void 0!==a)if(Array.isArray(a))do{a=s[n],void 0!==a&&(e.push(s.time),i.push(...a)),s=t[r++]}while(void 0!==s);else if(void 0!==a.toArray)do{a=s[n],void 0!==a&&(e.push(s.time),a.toArray(i,i.length)),s=t[r++]}while(void 0!==s);else do{a=s[n],void 0!==a&&(e.push(s.time),i.push(a)),s=t[r++]}while(void 0!==s)}class gl{constructor(t,e,i,n){this.parameterPositions=t,this._cachedIndex=0,this.resultBuffer=void 0!==n?n:new e.constructor(i),this.sampleValues=e,this.valueSize=i,this.settings=null,this.DefaultSettings_={}}evaluate(t){const e=this.parameterPositions;let i=this._cachedIndex,n=e[i],r=e[i-1];t:{e:{let s;i:{n:if(!(t=r)break t;{const a=e[1];t=r)break e}s=i,i=0}}for(;i>>1;te;)--s;if(++s,0!==r||s!==n){r>=s&&(s=Math.max(s,1),r=s-1);const t=this.getValueSize();this.times=i.slice(r,s),this.values=this.values.slice(r*t,s*t)}return this}validate(){let t=!0;const e=this.getValueSize();e-Math.floor(e)!=0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),t=!1);const i=this.times,n=this.values,r=i.length;0===r&&(console.error("THREE.KeyframeTrack: Track is empty.",this),t=!1);let s=null;for(let e=0;e!==r;e++){const n=i[e];if("number"==typeof n&&isNaN(n)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,e,n),t=!1;break}if(null!==s&&s>n){console.error("THREE.KeyframeTrack: Out of order keys.",this,e,n,s),t=!1;break}s=n}if(void 0!==n&&dl(n))for(let e=0,i=n.length;e!==i;++e){const i=n[e];if(isNaN(i)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,e,i),t=!1;break}}return t}optimize(){const t=this.times.slice(),e=this.values.slice(),i=this.getValueSize(),n=this.getInterpolation()===Kt,r=t.length-1;let s=1;for(let a=1;a0){t[s]=t[r];for(let t=r*i,n=s*i,a=0;a!==i;++a)e[n+a]=e[t+a];++s}return s!==t.length?(this.times=t.slice(0,s),this.values=e.slice(0,s*i)):(this.times=t,this.values=e),this}clone(){const t=this.times.slice(),e=this.values.slice(),i=new(0,this.constructor)(this.name,t,e);return i.createInterpolant=this.createInterpolant,i}}xl.prototype.ValueTypeName="",xl.prototype.TimeBufferType=Float32Array,xl.prototype.ValueBufferType=Float32Array,xl.prototype.DefaultInterpolation=Jt;class Ml extends xl{constructor(t,e,i){super(t,e,i)}}Ml.prototype.ValueTypeName="bool",Ml.prototype.ValueBufferType=Array,Ml.prototype.DefaultInterpolation=Zt,Ml.prototype.InterpolantFactoryMethodLinear=void 0,Ml.prototype.InterpolantFactoryMethodSmooth=void 0;class bl extends xl{constructor(t,e,i,n){super(t,e,i,n)}}bl.prototype.ValueTypeName="color";class Sl extends xl{constructor(t,e,i,n){super(t,e,i,n)}}Sl.prototype.ValueTypeName="number";class Tl extends gl{constructor(t,e,i,n){super(t,e,i,n)}interpolate_(t,e,i,n){const r=this.resultBuffer,s=this.sampleValues,a=this.valueSize,o=(i-e)/(n-e);let l=t*a;for(let t=l+a;l!==t;l+=4)De.slerpFlat(r,0,s,l-a,s,l,o);return r}}class wl extends xl{constructor(t,e,i,n){super(t,e,i,n)}InterpolantFactoryMethodLinear(t){return new Tl(this.times,this.values,this.getValueSize(),t)}}wl.prototype.ValueTypeName="quaternion",wl.prototype.InterpolantFactoryMethodSmooth=void 0;class El extends xl{constructor(t,e,i){super(t,e,i)}}El.prototype.ValueTypeName="string",El.prototype.ValueBufferType=Array,El.prototype.DefaultInterpolation=Zt,El.prototype.InterpolantFactoryMethodLinear=void 0,El.prototype.InterpolantFactoryMethodSmooth=void 0;class Al extends xl{constructor(t,e,i,n){super(t,e,i,n)}}Al.prototype.ValueTypeName="vector";class Cl{constructor(t="",e=-1,i=[],n=2500){this.name=t,this.tracks=i,this.duration=e,this.blendMode=n,this.uuid=we(),this.duration<0&&this.resetDuration()}static parse(t){const e=[],i=t.tracks,n=1/(t.fps||1);for(let t=0,r=i.length;t!==r;++t)e.push(Rl(i[t]).scale(n));const r=new this(t.name,t.duration,e,t.blendMode);return r.uuid=t.uuid,r}static toJSON(t){const e=[],i=t.tracks,n={name:t.name,duration:t.duration,tracks:e,uuid:t.uuid,blendMode:t.blendMode};for(let t=0,n=i.length;t!==n;++t)e.push(xl.toJSON(i[t]));return n}static CreateFromMorphTargetSequence(t,e,i,n){const r=e.length,s=[];for(let t=0;t1){const t=s[1];let e=n[t];e||(n[t]=e=[]),e.push(i)}}const s=[];for(const t in n)s.push(this.CreateFromMorphTargetSequence(t,n[t],e,i));return s}static parseAnimation(t,e){if(console.warn("THREE.AnimationClip: parseAnimation() is deprecated and will be removed with r185"),!t)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;const i=function(t,e,i,n,r){if(0!==i.length){const s=[],a=[];fl(i,s,a,n),0!==s.length&&r.push(new t(e,s,a))}},n=[],r=t.name||"default",s=t.fps||30,a=t.blendMode;let o=t.length||-1;const l=t.hierarchy||[];for(let t=0;t{e&&e(r),this.manager.itemEnd(t)}),0),r;if(void 0!==Ul[t])return void Ul[t].push({onLoad:e,onProgress:i,onError:n});Ul[t]=[],Ul[t].push({onLoad:e,onProgress:i,onError:n});const s=new Request(t,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin",signal:"function"==typeof AbortSignal.any?AbortSignal.any([this._abortController.signal,this.manager.abortController.signal]):this._abortController.signal}),a=this.mimeType,o=this.responseType;fetch(s).then((e=>{if(200===e.status||0===e.status){if(0===e.status&&console.warn("THREE.FileLoader: HTTP Status 0 received."),"undefined"==typeof ReadableStream||void 0===e.body||void 0===e.body.getReader)return e;const i=Ul[t],n=e.body.getReader(),r=e.headers.get("X-File-Size")||e.headers.get("Content-Length"),s=r?parseInt(r):0,a=0!==s;let o=0;const l=new ReadableStream({start(t){!function e(){n.read().then((({done:n,value:r})=>{if(n)t.close();else{o+=r.byteLength;const n=new ProgressEvent("progress",{lengthComputable:a,loaded:o,total:s});for(let t=0,e=i.length;t{t.error(e)}))}()}});return new Response(l)}throw new Nl(`fetch for "${e.url}" responded with ${e.status}: ${e.statusText}`,e)})).then((t=>{switch(o){case"arraybuffer":return t.arrayBuffer();case"blob":return t.blob();case"document":return t.text().then((t=>(new DOMParser).parseFromString(t,a)));case"json":return t.json();default:if(""===a)return t.text();{const e=/charset="?([^;"\s]*)"?/i.exec(a),i=e&&e[1]?e[1].toLowerCase():void 0,n=new TextDecoder(i);return t.arrayBuffer().then((t=>n.decode(t)))}}})).then((e=>{Pl.add(`file:${t}`,e);const i=Ul[t];delete Ul[t];for(let t=0,n=i.length;t{const i=Ul[t];if(void 0===i)throw this.manager.itemError(t),e;delete Ul[t];for(let t=0,n=i.length;t{this.manager.itemEnd(t)})),this.manager.itemStart(t)}setResponseType(t){return this.responseType=t,this}setMimeType(t){return this.mimeType=t,this}abort(){return this._abortController.abort(),this._abortController=new AbortController,this}}const Fl=new WeakMap;class zl extends Dl{constructor(t){super(t)}load(t,e,i,n){void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t);const r=this,s=Pl.get(`image:${t}`);if(void 0!==s){if(!0===s.complete)r.manager.itemStart(t),setTimeout((function(){e&&e(s),r.manager.itemEnd(t)}),0);else{let t=Fl.get(s);void 0===t&&(t=[],Fl.set(s,t)),t.push({onLoad:e,onError:n})}return s}const a=He("img");function o(){h(),e&&e(this);const i=Fl.get(this)||[];for(let t=0;t0:n.vertexColors=t.vertexColors),void 0!==t.uniforms)for(const e in t.uniforms){const r=t.uniforms[e];switch(n.uniforms[e]={},r.type){case"t":n.uniforms[e].value=i(r.value);break;case"c":n.uniforms[e].value=(new In).setHex(r.value);break;case"v2":n.uniforms[e].value=(new Le).fromArray(r.value);break;case"v3":n.uniforms[e].value=(new Ue).fromArray(r.value);break;case"v4":n.uniforms[e].value=(new ai).fromArray(r.value);break;case"m3":n.uniforms[e].value=(new Fe).fromArray(r.value);break;case"m4":n.uniforms[e].value=(new zi).fromArray(r.value);break;default:n.uniforms[e].value=r.value}}if(void 0!==t.defines&&(n.defines=t.defines),void 0!==t.vertexShader&&(n.vertexShader=t.vertexShader),void 0!==t.fragmentShader&&(n.fragmentShader=t.fragmentShader),void 0!==t.glslVersion&&(n.glslVersion=t.glslVersion),void 0!==t.extensions)for(const e in t.extensions)n.extensions[e]=t.extensions[e];if(void 0!==t.lights&&(n.lights=t.lights),void 0!==t.clipping&&(n.clipping=t.clipping),void 0!==t.size&&(n.size=t.size),void 0!==t.sizeAttenuation&&(n.sizeAttenuation=t.sizeAttenuation),void 0!==t.map&&(n.map=i(t.map)),void 0!==t.matcap&&(n.matcap=i(t.matcap)),void 0!==t.alphaMap&&(n.alphaMap=i(t.alphaMap)),void 0!==t.bumpMap&&(n.bumpMap=i(t.bumpMap)),void 0!==t.bumpScale&&(n.bumpScale=t.bumpScale),void 0!==t.normalMap&&(n.normalMap=i(t.normalMap)),void 0!==t.normalMapType&&(n.normalMapType=t.normalMapType),void 0!==t.normalScale){let e=t.normalScale;!1===Array.isArray(e)&&(e=[e,e]),n.normalScale=(new Le).fromArray(e)}return void 0!==t.displacementMap&&(n.displacementMap=i(t.displacementMap)),void 0!==t.displacementScale&&(n.displacementScale=t.displacementScale),void 0!==t.displacementBias&&(n.displacementBias=t.displacementBias),void 0!==t.roughnessMap&&(n.roughnessMap=i(t.roughnessMap)),void 0!==t.metalnessMap&&(n.metalnessMap=i(t.metalnessMap)),void 0!==t.emissiveMap&&(n.emissiveMap=i(t.emissiveMap)),void 0!==t.emissiveIntensity&&(n.emissiveIntensity=t.emissiveIntensity),void 0!==t.specularMap&&(n.specularMap=i(t.specularMap)),void 0!==t.specularIntensityMap&&(n.specularIntensityMap=i(t.specularIntensityMap)),void 0!==t.specularColorMap&&(n.specularColorMap=i(t.specularColorMap)),void 0!==t.envMap&&(n.envMap=i(t.envMap)),void 0!==t.envMapRotation&&n.envMapRotation.fromArray(t.envMapRotation),void 0!==t.envMapIntensity&&(n.envMapIntensity=t.envMapIntensity),void 0!==t.reflectivity&&(n.reflectivity=t.reflectivity),void 0!==t.refractionRatio&&(n.refractionRatio=t.refractionRatio),void 0!==t.lightMap&&(n.lightMap=i(t.lightMap)),void 0!==t.lightMapIntensity&&(n.lightMapIntensity=t.lightMapIntensity),void 0!==t.aoMap&&(n.aoMap=i(t.aoMap)),void 0!==t.aoMapIntensity&&(n.aoMapIntensity=t.aoMapIntensity),void 0!==t.gradientMap&&(n.gradientMap=i(t.gradientMap)),void 0!==t.clearcoatMap&&(n.clearcoatMap=i(t.clearcoatMap)),void 0!==t.clearcoatRoughnessMap&&(n.clearcoatRoughnessMap=i(t.clearcoatRoughnessMap)),void 0!==t.clearcoatNormalMap&&(n.clearcoatNormalMap=i(t.clearcoatNormalMap)),void 0!==t.clearcoatNormalScale&&(n.clearcoatNormalScale=(new Le).fromArray(t.clearcoatNormalScale)),void 0!==t.iridescenceMap&&(n.iridescenceMap=i(t.iridescenceMap)),void 0!==t.iridescenceThicknessMap&&(n.iridescenceThicknessMap=i(t.iridescenceThicknessMap)),void 0!==t.transmissionMap&&(n.transmissionMap=i(t.transmissionMap)),void 0!==t.thicknessMap&&(n.thicknessMap=i(t.thicknessMap)),void 0!==t.anisotropyMap&&(n.anisotropyMap=i(t.anisotropyMap)),void 0!==t.sheenColorMap&&(n.sheenColorMap=i(t.sheenColorMap)),void 0!==t.sheenRoughnessMap&&(n.sheenRoughnessMap=i(t.sheenRoughnessMap)),n}setTextures(t){return this.textures=t,this}createMaterialFromType(t){return sh.createMaterialFromType(t)}static createMaterialFromType(t){return new{ShadowMaterial:Qo,SpriteMaterial:zr,RawShaderMaterial:tl,ShaderMaterial:yr,PointsMaterial:_a,MeshPhysicalMaterial:il,MeshStandardMaterial:el,MeshPhongMaterial:nl,MeshToonMaterial:rl,MeshNormalMaterial:sl,MeshLambertMaterial:al,MeshDepthMaterial:ol,MeshDistanceMaterial:ll,MeshBasicMaterial:Nn,MeshMatcapMaterial:hl,LineDashedMaterial:cl,LineBasicMaterial:na,Material:Un}[t]}}class ah{static extractUrlBase(t){const e=t.lastIndexOf("/");return-1===e?"./":t.slice(0,e+1)}static resolveURL(t,e){return"string"!=typeof t||""===t?"":(/^https?:\/\//i.test(e)&&/^\//.test(t)&&(e=e.replace(/(^https?:\/\/[^\/]+).*/i,"$1")),/^(https?:)?\/\//i.test(t)||/^data:.*,.*$/i.test(t)||/^blob:.*$/i.test(t)?t:e+t)}}class oh extends tr{constructor(){super(),this.isInstancedBufferGeometry=!0,this.type="InstancedBufferGeometry",this.instanceCount=1/0}copy(t){return super.copy(t),this.instanceCount=t.instanceCount,this}toJSON(){const t=super.toJSON();return t.instanceCount=this.instanceCount,t.isInstancedBufferGeometry=!0,t}}class lh extends Dl{constructor(t){super(t)}load(t,e,i,n){const r=this,s=new Ol(r.manager);s.setPath(r.path),s.setRequestHeader(r.requestHeader),s.setWithCredentials(r.withCredentials),s.load(t,(function(i){try{e(r.parse(JSON.parse(i)))}catch(e){n?n(e):console.error(e),r.manager.itemError(t)}}),i,n)}parse(t){const e={},i={};function n(t,n){if(void 0!==e[n])return e[n];const r=t.interleavedBuffers[n],s=function(t,e){if(void 0!==i[e])return i[e];const n=t.arrayBuffers[e],r=new Uint32Array(n).buffer;return i[e]=r,r}(t,r.buffer),a=Ve(r.type,s),o=new Nr(a,r.stride);return o.uuid=r.uuid,e[n]=o,o}const r=t.isInstancedBufferGeometry?new oh:new tr,s=t.data.index;if(void 0!==s){const t=Ve(s.type,s.array);r.setIndex(new Gn(t,1))}const a=t.data.attributes;for(const e in a){const i=a[e];let s;if(i.isInterleavedBufferAttribute){const e=n(t.data,i.data);s=new Fr(e,i.itemSize,i.offset,i.normalized)}else{const t=Ve(i.type,i.array);s=new(i.isInstancedBufferAttribute?vs:Gn)(t,i.itemSize,i.normalized)}void 0!==i.name&&(s.name=i.name),void 0!==i.usage&&s.setUsage(i.usage),r.setAttribute(e,s)}const o=t.data.morphAttributes;if(o)for(const e in o){const i=o[e],s=[];for(let e=0,r=i.length;e0){this.source.connect(this.filters[0]);for(let t=1,e=this.filters.length;t0){this.source.disconnect(this.filters[0]);for(let t=1,e=this.filters.length;t0&&this._mixBufferRegionAdditive(i,n,this._addIndex*e,1,e);for(let t=e,r=e+e;t!==r;++t)if(i[t]!==i[t+e]){a.setValue(i,n);break}}saveOriginalState(){const t=this.binding,e=this.buffer,i=this.valueSize,n=i*this._origIndex;t.getValue(e,n);for(let t=i,r=n;t!==r;++t)e[t]=e[n+t%i];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0}restoreOriginalState(){const t=3*this.valueSize;this.binding.setValue(this.buffer,t)}_setAdditiveIdentityNumeric(){const t=this._addIndex*this.valueSize,e=t+this.valueSize;for(let i=t;i=.5)for(let n=0;n!==r;++n)t[e+n]=t[i+n]}_slerp(t,e,i,n){De.slerpFlat(t,e,t,e,t,i,n)}_slerpAdditive(t,e,i,n,r){const s=this._workIndex*r;De.multiplyQuaternionsFlat(t,s,t,e,t,i),De.slerpFlat(t,e,t,e,t,s,n)}_lerp(t,e,i,n,r){const s=1-n;for(let a=0;a!==r;++a){const r=e+a;t[r]=t[r]*s+t[i+a]*n}}_lerpAdditive(t,e,i,n,r){for(let s=0;s!==r;++s){const r=e+s;t[r]=t[r]+t[i+s]*n}}}const Ih="\\[\\]\\.:\\/",Lh=new RegExp("["+Ih+"]","g"),Dh="[^"+Ih+"]",Uh="[^"+Ih.replace("\\.","")+"]",Nh=new RegExp("^"+/((?:WC+[\/:])*)/.source.replace("WC",Dh)+/(WCOD+)?/.source.replace("WCOD",Uh)+/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",Dh)+/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",Dh)+"$"),Oh=["material","materials","bones","map"];class Fh{constructor(t,e,i){this.path=e,this.parsedPath=i||Fh.parseTrackName(e),this.node=Fh.findNode(t,this.parsedPath.nodeName),this.rootNode=t,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(t,e,i){return t&&t.isAnimationObjectGroup?new Fh.Composite(t,e,i):new Fh(t,e,i)}static sanitizeNodeName(t){return t.replace(/\s/g,"_").replace(Lh,"")}static parseTrackName(t){const e=Nh.exec(t);if(null===e)throw new Error("PropertyBinding: Cannot parse trackName: "+t);const i={nodeName:e[2],objectName:e[3],objectIndex:e[4],propertyName:e[5],propertyIndex:e[6]},n=i.nodeName&&i.nodeName.lastIndexOf(".");if(void 0!==n&&-1!==n){const t=i.nodeName.substring(n+1);-1!==Oh.indexOf(t)&&(i.nodeName=i.nodeName.substring(0,n),i.objectName=t)}if(null===i.propertyName||0===i.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+t);return i}static findNode(t,e){if(void 0===e||""===e||"."===e||-1===e||e===t.name||e===t.uuid)return t;if(t.skeleton){const i=t.skeleton.getBoneByName(e);if(void 0!==i)return i}if(t.children){const i=function(t){for(let n=0;n0){const t=this._interpolants,e=this._propertyBindings;if(this.blendMode===ee)for(let i=0,n=t.length;i!==n;++i)t[i].evaluate(s),e[i].accumulateAdditive(a);else for(let i=0,r=t.length;i!==r;++i)t[i].evaluate(s),e[i].accumulate(n,a)}}_updateWeight(t){let e=0;if(this.enabled){e=this.weight;const i=this._weightInterpolant;if(null!==i){const n=i.evaluate(t)[0];e*=n,t>i.parameterPositions[1]&&(this.stopFading(),0===n&&(this.enabled=!1))}}return this._effectiveWeight=e,e}_updateTimeScale(t){let e=0;if(!this.paused){e=this.timeScale;const i=this._timeScaleInterpolant;null!==i&&(e*=i.evaluate(t)[0],t>i.parameterPositions[1]&&(this.stopWarping(),0===e?this.paused=!0:this.timeScale=e))}return this._effectiveTimeScale=e,e}_updateTime(t){const e=this._clip.duration,i=this.loop;let n=this.time+t,r=this._loopCount;const s=2202===i;if(0===t)return-1===r||!s||1&~r?n:e-n;if(2200===i){-1===r&&(this._loopCount=0,this._setEndings(!0,!0,!1));t:{if(n>=e)n=e;else{if(!(n<0)){this.time=n;break t}n=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=n,this._mixer.dispatchEvent({type:"finished",action:this,direction:t<0?-1:1})}}else{if(-1===r&&(t>=0?(r=0,this._setEndings(!0,0===this.repetitions,s)):this._setEndings(0===this.repetitions,!0,s)),n>=e||n<0){const i=Math.floor(n/e);n-=e*i,r+=Math.abs(i);const a=this.repetitions-r;if(a<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,n=t>0?e:0,this.time=n,this._mixer.dispatchEvent({type:"finished",action:this,direction:t>0?1:-1});else{if(1===a){const e=t<0;this._setEndings(e,!e,s)}else this._setEndings(!1,!1,s);this._loopCount=r,this.time=n,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:i})}}else this.time=n;if(s&&!(1&~r))return e-n}return n}_setEndings(t,e,i){const n=this._interpolantSettings;i?(n.endingStart=Qt,n.endingEnd=Qt):(n.endingStart=t?this.zeroSlopeAtStart?Qt:$t:te,n.endingEnd=e?this.zeroSlopeAtEnd?Qt:$t:te)}_scheduleFading(t,e,i){const n=this._mixer,r=n.time;let s=this._weightInterpolant;null===s&&(s=n._lendControlInterpolant(),this._weightInterpolant=s);const a=s.parameterPositions,o=s.sampleValues;return a[0]=r,o[0]=e,a[1]=r+t,o[1]=i,this}}const Bh=new Float32Array(1);class kh{constructor(t){this.value=t}clone(){return new kh(void 0===this.value.clone?this.value:this.value.clone())}}let Vh=0;const Hh=new zi;function Gh(t,e){return t.distance-e.distance}function Wh(t,e,i,n){let r=!0;if(t.layers.test(e.layers)&&!1===t.raycast(e,i)&&(r=!1),!0===r&&!0===n){const n=t.children;for(let t=0,r=n.length;tt.start-e.start));let e=0;for(let t=1;t 0\n\tvec4 plane;\n\t#ifdef ALPHA_TO_COVERAGE\n\t\tfloat distanceToPlane, distanceGradient;\n\t\tfloat clipOpacity = 1.0;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\tclipOpacity *= smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\tif ( clipOpacity == 0.0 ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tfloat unionClipOpacity = 1.0;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\t\tunionClipOpacity *= 1.0 - smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tclipOpacity *= 1.0 - unionClipOpacity;\n\t\t#endif\n\t\tdiffuseColor.a *= clipOpacity;\n\t\tif ( diffuseColor.a == 0.0 ) discard;\n\t#else\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tbool clipped = true;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tif ( clipped ) discard;\n\t\t#endif\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#elif defined( USE_COLOR )\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR )\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvarying vec3 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvColor = vec4( 1.0 );\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvColor = vec3( 1.0 );\n#endif\n#ifdef USE_COLOR\n\tvColor *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.xyz *= instanceColor.xyz;\n#endif\n#ifdef USE_BATCHING_COLOR\n\tvec3 batchingColor = getBatchingColor( getIndirectIndex( gl_DrawID ) );\n\tvColor.xyz *= batchingColor.xyz;\n#endif",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement( a ) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nvec3 pow2( const in vec3 x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }\nfloat average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract( sin( sn ) * c );\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\n#ifdef USE_ALPHAHASH\n\tvarying vec3 vPosition;\n#endif\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nmat3 transposeMat3( const in mat3 m ) {\n\tmat3 tmp;\n\ttmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\n\ttmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\n\ttmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\n\treturn tmp;\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}\nvec3 BRDF_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n}\nfloat F_Schlick( const in float f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n} // validated",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\thighp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tuv.x += filterInt * 3.0 * cubeUV_minTileSize;\n\t\tuv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );\n\t\tuv.x *= CUBEUV_TEXEL_WIDTH;\n\t\tuv.y *= CUBEUV_TEXEL_HEIGHT;\n\t\t#ifdef texture2DGradEXT\n\t\t\treturn texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;\n\t\t#else\n\t\t\treturn texture2D( envMap, uv ).rgb;\n\t\t#endif\n\t}\n\t#define cubeUV_r0 1.0\n\t#define cubeUV_m0 - 2.0\n\t#define cubeUV_r1 0.8\n\t#define cubeUV_m1 - 1.0\n\t#define cubeUV_r4 0.4\n\t#define cubeUV_m4 2.0\n\t#define cubeUV_r5 0.305\n\t#define cubeUV_m5 3.0\n\t#define cubeUV_r6 0.21\n\t#define cubeUV_m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= cubeUV_r1 ) {\n\t\t\tmip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;\n\t\t} else if ( roughness >= cubeUV_r4 ) {\n\t\t\tmip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;\n\t\t} else if ( roughness >= cubeUV_r5 ) {\n\t\t\tmip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;\n\t\t} else if ( roughness >= cubeUV_r6 ) {\n\t\t\tmip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = objectTangent;\n#endif\n#ifdef USE_BATCHING\n\tmat3 bm = mat3( batchingMatrix );\n\ttransformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) );\n\ttransformedNormal = bm * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = bm * transformedTangent;\n\t#endif\n#endif\n#ifdef USE_INSTANCING\n\tmat3 im = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) );\n\ttransformedNormal = im * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = im * transformedTangent;\n\t#endif\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\ttransformedTangent = ( modelViewMatrix * vec4( transformedTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE_EMISSIVE\n\t\temissiveColor = sRGBTransferEOTF( emissiveColor );\n\t#endif\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",colorspace_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",colorspace_pars_fragment:"vec4 LinearTransferOETF( in vec4 value ) {\n\treturn value;\n}\nvec4 sRGBTransferEOTF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 sRGBTransferOETF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, envMapRotation * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\tuniform mat3 envMapRotation;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\t\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#ifdef USE_ENVMAP\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * worldNormal, 1.0 );\n\t\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\tvec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 reflectVec = reflect( - viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * reflectVec, roughness );\n\t\t\treturn envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\t#ifdef USE_ANISOTROPY\n\t\tvec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {\n\t\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\t\tvec3 bentNormal = cross( bitangent, viewDir );\n\t\t\t\tbentNormal = normalize( cross( bentNormal, bitangent ) );\n\t\t\t\tbentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );\n\t\t\t\treturn getIBLRadiance( viewDir, bentNormal, roughness );\n\t\t\t#else\n\t\t\t\treturn vec3( 0.0 );\n\t\t\t#endif\n\t\t}\n\t#endif\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tvFogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float vFogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, vFogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float vFogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn vec3( texture2D( gradientMap, coord ).r );\n\t#else\n\t\tvec2 fw = fwidth( coord ) * 0.5;\n\t\treturn mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );\n\t#endif\n}",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_fragment:"LambertMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularStrength = specularStrength;",lights_lambert_pars_fragment:"varying vec3 vViewPosition;\nstruct LambertMaterial {\n\tvec3 diffuseColor;\n\tfloat specularStrength;\n};\nvoid RE_Direct_Lambert( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Lambert\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Lambert",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\n#if defined( USE_LIGHT_PROBES )\n\tuniform vec3 lightProbe[ 9 ];\n#endif\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {\n\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\treturn irradiance;\n}\nfloat getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\tif ( cutoffDistance > 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n}\nfloat getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {\n\treturn smoothstep( coneCosine, penumbraCosine, angleCosine );\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalLightInfo( const in DirectionalLight directionalLight, out IncidentLight light ) {\n\t\tlight.color = directionalLight.color;\n\t\tlight.direction = directionalLight.direction;\n\t\tlight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointLightInfo( const in PointLight pointLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tlight.color = pointLight.color;\n\t\tlight.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );\n\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotLightInfo( const in SpotLight spotLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat angleCos = dot( light.direction, spotLight.direction );\n\t\tfloat spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\tif ( spotAttenuation > 0.0 ) {\n\t\t\tfloat lightDistance = length( lVector );\n\t\t\tlight.color = spotLight.color * spotAttenuation;\n\t\t\tlight.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t\t} else {\n\t\t\tlight.color = vec3( 0.0 );\n\t\t\tlight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {\n\t\tfloat dotNL = dot( normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\treturn irradiance;\n\t}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nvec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;\nmaterial.roughness = min( material.roughness, 1.0 );\n#ifdef IOR\n\tmaterial.ior = ior;\n\t#ifdef USE_SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularColorFactor = specularColor;\n\t\t#ifdef USE_SPECULAR_COLORMAP\n\t\t\tspecularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;\n\t\t#endif\n\t\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;\n\t\t#endif\n\t\tmaterial.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );\n\t#else\n\t\tfloat specularIntensityFactor = 1.0;\n\t\tvec3 specularColorFactor = vec3( 1.0 );\n\t\tmaterial.specularF90 = 1.0;\n\t#endif\n\tmaterial.specularColor = mix( min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor, diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( 0.04 ), diffuseColor.rgb, metalnessFactor );\n\tmaterial.specularF90 = 1.0;\n#endif\n#ifdef USE_CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\tmaterial.clearcoatF0 = vec3( 0.04 );\n\tmaterial.clearcoatF90 = 1.0;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_DISPERSION\n\tmaterial.dispersion = dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tmaterial.iridescence = iridescence;\n\tmaterial.iridescenceIOR = iridescenceIOR;\n\t#ifdef USE_IRIDESCENCEMAP\n\t\tmaterial.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;\n\t#endif\n\t#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\t\tmaterial.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;\n\t#else\n\t\tmaterial.iridescenceThickness = iridescenceThicknessMaximum;\n\t#endif\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheenColor;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tmaterial.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;\n\t#endif\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 );\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tmaterial.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\t#ifdef USE_ANISOTROPYMAP\n\t\tmat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );\n\t\tvec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;\n\t\tvec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;\n\t#else\n\t\tvec2 anisotropyV = anisotropyVector;\n\t#endif\n\tmaterial.anisotropy = length( anisotropyV );\n\tif( material.anisotropy == 0.0 ) {\n\t\tanisotropyV = vec2( 1.0, 0.0 );\n\t} else {\n\t\tanisotropyV /= material.anisotropy;\n\t\tmaterial.anisotropy = saturate( material.anisotropy );\n\t}\n\tmaterial.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );\n\tmaterial.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y;\n\tmaterial.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y;\n#endif",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tfloat roughness;\n\tvec3 specularColor;\n\tfloat specularF90;\n\tfloat dispersion;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat clearcoat;\n\t\tfloat clearcoatRoughness;\n\t\tvec3 clearcoatF0;\n\t\tfloat clearcoatF90;\n\t#endif\n\t#ifdef USE_IRIDESCENCE\n\t\tfloat iridescence;\n\t\tfloat iridescenceIOR;\n\t\tfloat iridescenceThickness;\n\t\tvec3 iridescenceFresnel;\n\t\tvec3 iridescenceF0;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tvec3 sheenColor;\n\t\tfloat sheenRoughness;\n\t#endif\n\t#ifdef IOR\n\t\tfloat ior;\n\t#endif\n\t#ifdef USE_TRANSMISSION\n\t\tfloat transmission;\n\t\tfloat transmissionAlpha;\n\t\tfloat thickness;\n\t\tfloat attenuationDistance;\n\t\tvec3 attenuationColor;\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat anisotropy;\n\t\tfloat alphaT;\n\t\tvec3 anisotropyT;\n\t\tvec3 anisotropyB;\n\t#endif\n};\nvec3 clearcoatSpecularDirect = vec3( 0.0 );\nvec3 clearcoatSpecularIndirect = vec3( 0.0 );\nvec3 sheenSpecularDirect = vec3( 0.0 );\nvec3 sheenSpecularIndirect = vec3(0.0 );\nvec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {\n float x = clamp( 1.0 - dotVH, 0.0, 1.0 );\n float x2 = x * x;\n float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );\n return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );\n}\nfloat V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\n#ifdef USE_ANISOTROPY\n\tfloat V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {\n\t\tfloat gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );\n\t\tfloat gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );\n\t\tfloat v = 0.5 / ( gv + gl );\n\t\treturn saturate(v);\n\t}\n\tfloat D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {\n\t\tfloat a2 = alphaT * alphaB;\n\t\thighp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );\n\t\thighp float v2 = dot( v, v );\n\t\tfloat w2 = a2 / v2;\n\t\treturn RECIPROCAL_PI * a2 * pow2 ( w2 );\n\t}\n#endif\n#ifdef USE_CLEARCOAT\n\tvec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {\n\t\tvec3 f0 = material.clearcoatF0;\n\t\tfloat f90 = material.clearcoatF90;\n\t\tfloat roughness = material.clearcoatRoughness;\n\t\tfloat alpha = pow2( roughness );\n\t\tvec3 halfDir = normalize( lightDir + viewDir );\n\t\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\t\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\t\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\t\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\t\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t\treturn F * ( V * D );\n\t}\n#endif\nvec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 f0 = material.specularColor;\n\tfloat f90 = material.specularF90;\n\tfloat roughness = material.roughness;\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t#ifdef USE_IRIDESCENCE\n\t\tF = mix( F, material.iridescenceFresnel, material.iridescence );\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat dotTL = dot( material.anisotropyT, lightDir );\n\t\tfloat dotTV = dot( material.anisotropyT, viewDir );\n\t\tfloat dotTH = dot( material.anisotropyT, halfDir );\n\t\tfloat dotBL = dot( material.anisotropyB, lightDir );\n\t\tfloat dotBV = dot( material.anisotropyB, viewDir );\n\t\tfloat dotBH = dot( material.anisotropyB, halfDir );\n\t\tfloat V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );\n\t\tfloat D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );\n\t#else\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t#endif\n\treturn F * ( V * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie( float roughness, float dotNH ) {\n\tfloat alpha = pow2( roughness );\n\tfloat invAlpha = 1.0 / alpha;\n\tfloat cos2h = dotNH * dotNH;\n\tfloat sin2h = max( 1.0 - cos2h, 0.0078125 );\n\treturn ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );\n}\nfloat V_Neubelt( float dotNV, float dotNL ) {\n\treturn saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );\n}\nvec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat D = D_Charlie( sheenRoughness, dotNH );\n\tfloat V = V_Neubelt( dotNV, dotNL );\n\treturn sheenColor * ( D * V );\n}\n#endif\nfloat IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat r2 = roughness * roughness;\n\tfloat a = roughness < 0.25 ? -339.2 * r2 + 161.4 * roughness - 25.9 : -8.48 * r2 + 14.3 * roughness - 9.95;\n\tfloat b = roughness < 0.25 ? 44.0 * r2 - 23.7 * roughness + 3.26 : 1.97 * r2 - 3.27 * roughness + 0.72;\n\tfloat DG = exp( a * dotNV + b ) + ( roughness < 0.25 ? 0.0 : 0.1 * ( roughness - 0.25 ) );\n\treturn saturate( DG * RECIPROCAL_PI );\n}\nvec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tconst vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\n\tconst vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\n\tvec4 r = roughness * c0 + c1;\n\tfloat a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\n\tvec2 fab = vec2( - 1.04, 1.04 ) * a004 + r.zw;\n\treturn fab;\n}\nvec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\treturn specularColor * fab.x + specularF90 * fab.y;\n}\n#ifdef USE_IRIDESCENCE\nvoid computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#else\nvoid computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#endif\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\t#ifdef USE_IRIDESCENCE\n\t\tvec3 Fr = mix( specularColor, iridescenceF0, iridescence );\n\t#else\n\t\tvec3 Fr = specularColor;\n\t#endif\n\tvec3 FssEss = Fr * fab.x + specularF90 * fab.y;\n\tfloat Ess = fab.x + fab.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometryNormal;\n\t\tvec3 viewDir = geometryViewDir;\n\t\tvec3 position = geometryPosition;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.roughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3( 0, 1, 0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );\n\t#endif\n\treflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometryViewDir, geometryNormal, material );\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t#endif\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\t#ifdef USE_IRIDESCENCE\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness, singleScattering, multiScattering );\n\t#else\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering );\n\t#endif\n\tvec3 totalScattering = singleScattering + multiScattering;\n\tvec3 diffuse = material.diffuseColor * ( 1.0 - max( max( totalScattering.r, totalScattering.g ), totalScattering.b ) );\n\treflectedLight.indirectSpecular += radiance * singleScattering;\n\treflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;\n\treflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nvec3 geometryPosition = - vViewPosition;\nvec3 geometryNormal = normal;\nvec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\nvec3 geometryClearcoatNormal = vec3( 0.0 );\n#ifdef USE_CLEARCOAT\n\tgeometryClearcoatNormal = clearcoatNormal;\n#endif\n#ifdef USE_IRIDESCENCE\n\tfloat dotNVi = saturate( dot( normal, geometryViewDir ) );\n\tif ( material.iridescenceThickness == 0.0 ) {\n\t\tmaterial.iridescence = 0.0;\n\t} else {\n\t\tmaterial.iridescence = saturate( material.iridescence );\n\t}\n\tif ( material.iridescence > 0.0 ) {\n\t\tmaterial.iridescenceFresnel = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );\n\t\tmaterial.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );\n\t}\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointLightInfo( pointLight, geometryPosition, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowIntensity, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\tvec4 spotColor;\n\tvec3 spotLightCoord;\n\tbool inSpotLightMap;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotLightInfo( spotLight, geometryPosition, directLight );\n\t\t#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX\n\t\t#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS\n\t\t#else\n\t\t#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#endif\n\t\t#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )\n\t\t\tspotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;\n\t\t\tinSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );\n\t\t\tspotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );\n\t\t\tdirectLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;\n\t\t#endif\n\t\t#undef SPOT_LIGHT_MAP_INDEX\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowIntensity, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalLightInfo( directionalLight, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowIntensity, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\t#if defined( USE_LIGHT_PROBES )\n\t\tirradiance += getLightProbeIrradiance( lightProbe, geometryNormal );\n\t#endif\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometryNormal );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getIBLIrradiance( geometryNormal );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\t#ifdef USE_ANISOTROPY\n\t\tradiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );\n\t#else\n\t\tradiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGDEPTHBUF )\n\tgl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGDEPTHBUF )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\tvFragDepth = 1.0 + gl_Position.w;\n\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 sampledDiffuseColor = texture2D( map, vMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\tsampledDiffuseColor = sRGBTransferEOTF( sampledDiffuseColor );\n\t#endif\n\tdiffuseColor *= sampledDiffuseColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t#if defined( USE_POINTS_UV )\n\t\tvec2 uv = vUv;\n\t#else\n\t\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tdiffuseColor *= texture2D( map, uv );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_POINTS_UV )\n\tvarying vec2 vUv;\n#else\n\t#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t\tuniform mat3 uvTransform;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphinstance_vertex:"#ifdef USE_INSTANCING_MORPH\n\tfloat morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\tfloat morphTargetBaseInfluence = texelFetch( morphTexture, ivec2( 0, gl_InstanceID ), 0 ).r;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tmorphTargetInfluences[i] = texelFetch( morphTexture, ivec2( i + 1, gl_InstanceID ), 0 ).r;\n\t}\n#endif",morphcolor_vertex:"#if defined( USE_MORPHCOLORS )\n\tvColor *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t#if defined( USE_COLOR_ALPHA )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];\n\t\t#elif defined( USE_COLOR )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];\n\t\t#endif\n\t}\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\t#ifndef USE_INSTANCING_MORPH\n\t\tuniform float morphTargetBaseInfluence;\n\t\tuniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\t#endif\n\tuniform sampler2DArray morphTargetsTexture;\n\tuniform ivec2 morphTargetsTextureSize;\n\tvec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {\n\t\tint texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;\n\t\tint y = texelIndex / morphTargetsTextureSize.x;\n\t\tint x = texelIndex - y * morphTargetsTextureSize.x;\n\t\tivec3 morphUV = ivec3( x, y, morphTargetIndex );\n\t\treturn texelFetch( morphTargetsTexture, morphUV, 0 );\n\t}\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = dFdx( vViewPosition );\n\tvec3 fdy = dFdy( vViewPosition );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal *= faceDirection;\n\t#endif\n#endif\n#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn = getTangentFrame( - vViewPosition, normal,\n\t\t#if defined( USE_NORMALMAP )\n\t\t\tvNormalMapUv\n\t\t#elif defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tvClearcoatNormalMapUv\n\t\t#else\n\t\t\tvUv\n\t\t#endif\n\t\t);\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn[0] *= faceDirection;\n\t\ttbn[1] *= faceDirection;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn2[0] *= faceDirection;\n\t\ttbn2[1] *= faceDirection;\n\t#endif\n#endif\nvec3 nonPerturbedNormal = normal;",normal_fragment_maps:"#ifdef USE_NORMALMAP_OBJECTSPACE\n\tnormal = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( USE_NORMALMAP_TANGENTSPACE )\n\tvec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\tnormal = normalize( tbn * mapN );\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normal_pars_fragment:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_pars_vertex:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_vertex:"#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef USE_NORMALMAP_OBJECTSPACE\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )\n\tmat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( uv.st );\n\t\tvec2 st1 = dFdy( uv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det );\n\t\treturn mat3( T * scale, B * scale, N );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = nonPerturbedNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\tclearcoatNormal = normalize( tbn2 * clearcoatMapN );\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif",iridescence_pars_fragment:"#ifdef USE_IRIDESCENCEMAP\n\tuniform sampler2D iridescenceMap;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform sampler2D iridescenceThicknessMap;\n#endif",opaque_fragment:"#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= material.transmissionAlpha;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;const float ShiftRight8 = 1. / 256.;\nconst float Inv255 = 1. / 255.;\nconst vec4 PackFactors = vec4( 1.0, 256.0, 256.0 * 256.0, 256.0 * 256.0 * 256.0 );\nconst vec2 UnpackFactors2 = vec2( UnpackDownscale, 1.0 / PackFactors.g );\nconst vec3 UnpackFactors3 = vec3( UnpackDownscale / PackFactors.rg, 1.0 / PackFactors.b );\nconst vec4 UnpackFactors4 = vec4( UnpackDownscale / PackFactors.rgb, 1.0 / PackFactors.a );\nvec4 packDepthToRGBA( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec4( 0., 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec4( 1., 1., 1., 1. );\n\tfloat vuf;\n\tfloat af = modf( v * PackFactors.a, vuf );\n\tfloat bf = modf( vuf * ShiftRight8, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec4( vuf * Inv255, gf * PackUpscale, bf * PackUpscale, af );\n}\nvec3 packDepthToRGB( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec3( 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec3( 1., 1., 1. );\n\tfloat vuf;\n\tfloat bf = modf( v * PackFactors.b, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec3( vuf * Inv255, gf * PackUpscale, bf );\n}\nvec2 packDepthToRG( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec2( 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec2( 1., 1. );\n\tfloat vuf;\n\tfloat gf = modf( v * 256., vuf );\n\treturn vec2( vuf * Inv255, gf );\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors4 );\n}\nfloat unpackRGBToDepth( const in vec3 v ) {\n\treturn dot( v, UnpackFactors3 );\n}\nfloat unpackRGToDepth( const in vec2 v ) {\n\treturn v.r * UnpackFactors2.r + v.g * UnpackFactors2.g;\n}\nvec4 pack2HalfToRGBA( const in vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );\n}\nvec2 unpackRGBATo2Half( const in vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\treturn depth * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * depth - far );\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_BATCHING\n\tmvPosition = batchingMatrix * mvPosition;\n#endif\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n\tuniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\tfloat depth = unpackRGBAToDepth( texture2D( depths, uv ) );\n\t\t#ifdef USE_REVERSEDEPTHBUF\n\t\t\treturn step( depth, compare );\n\t\t#else\n\t\t\treturn step( compare, depth );\n\t\t#endif\n\t}\n\tvec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {\n\t\treturn unpackRGBATo2Half( texture2D( shadow, uv ) );\n\t}\n\tfloat VSMShadow (sampler2D shadow, vec2 uv, float compare ){\n\t\tfloat occlusion = 1.0;\n\t\tvec2 distribution = texture2DDistribution( shadow, uv );\n\t\t#ifdef USE_REVERSEDEPTHBUF\n\t\t\tfloat hard_shadow = step( distribution.x, compare );\n\t\t#else\n\t\t\tfloat hard_shadow = step( compare , distribution.x );\n\t\t#endif\n\t\tif (hard_shadow != 1.0 ) {\n\t\t\tfloat distance = compare - distribution.x ;\n\t\t\tfloat variance = max( 0.00000, distribution.y * distribution.y );\n\t\t\tfloat softness_probability = variance / (variance + distance * distance );\t\t\tsoftness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );\t\t\tocclusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );\n\t\t}\n\t\treturn occlusion;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tfloat shadow = 1.0;\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\tif ( frustumTest ) {\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\tfloat dx2 = dx0 / 2.0;\n\t\t\tfloat dy2 = dy0 / 2.0;\n\t\t\tfloat dx3 = dx1 / 2.0;\n\t\t\tfloat dy3 = dy1 / 2.0;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 17.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx = texelSize.x;\n\t\t\tfloat dy = texelSize.y;\n\t\t\tvec2 uv = shadowCoord.xy;\n\t\t\tvec2 f = fract( uv * shadowMapSize + 0.5 );\n\t\t\tuv -= f * texelSize;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, uv, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t f.x ),\n\t\t\t\t\t mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t f.x ),\n\t\t\t\t\t f.y )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\t\tshadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#else\n\t\t\tshadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\t\tvec3 absV = abs( v );\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\t\tvec2 planar = v.xy;\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\t\tif ( absV.z >= almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\t\n\t\tfloat lightToPositionLength = length( lightToPosition );\n\t\tif ( lightToPositionLength - shadowCameraFar <= 0.0 && lightToPositionLength - shadowCameraNear >= 0.0 ) {\n\t\t\tfloat dp = ( lightToPositionLength - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\t\t\tdp += shadowBias;\n\t\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\t\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\t\tshadow = (\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t\t) * ( 1.0 / 9.0 );\n\t\t\t#else\n\t\t\t\tshadow = texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t\t#endif\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n#endif",shadowmap_pars_vertex:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tuniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )\n\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\tvec4 shadowWorldPosition;\n#endif\n#if defined( USE_SHADOWMAP )\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if NUM_SPOT_LIGHT_COORDS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition;\n\t\t#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t\tshadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;\n\t\t#endif\n\t\tvSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowIntensity, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowIntensity, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowIntensity, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\tuniform highp sampler2D boneTexture;\n\tmat4 getBoneMatrix( const in float i ) {\n\t\tint size = textureSize( boneTexture, 0 ).x;\n\t\tint j = int( i ) * 4;\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\tvec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 );\n\t\tvec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 );\n\t\tvec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 );\n\t\tvec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 );\n\t\treturn mat4( v1, v2, v3, v4 );\n\t}\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn saturate( toneMappingExposure * color );\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 CineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3( 1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108, 1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605, 1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nconst mat3 LINEAR_REC2020_TO_LINEAR_SRGB = mat3(\n\tvec3( 1.6605, - 0.1246, - 0.0182 ),\n\tvec3( - 0.5876, 1.1329, - 0.1006 ),\n\tvec3( - 0.0728, - 0.0083, 1.1187 )\n);\nconst mat3 LINEAR_SRGB_TO_LINEAR_REC2020 = mat3(\n\tvec3( 0.6274, 0.0691, 0.0164 ),\n\tvec3( 0.3293, 0.9195, 0.0880 ),\n\tvec3( 0.0433, 0.0113, 0.8956 )\n);\nvec3 agxDefaultContrastApprox( vec3 x ) {\n\tvec3 x2 = x * x;\n\tvec3 x4 = x2 * x2;\n\treturn + 15.5 * x4 * x2\n\t\t- 40.14 * x4 * x\n\t\t+ 31.96 * x4\n\t\t- 6.868 * x2 * x\n\t\t+ 0.4298 * x2\n\t\t+ 0.1191 * x\n\t\t- 0.00232;\n}\nvec3 AgXToneMapping( vec3 color ) {\n\tconst mat3 AgXInsetMatrix = mat3(\n\t\tvec3( 0.856627153315983, 0.137318972929847, 0.11189821299995 ),\n\t\tvec3( 0.0951212405381588, 0.761241990602591, 0.0767994186031903 ),\n\t\tvec3( 0.0482516061458583, 0.101439036467562, 0.811302368396859 )\n\t);\n\tconst mat3 AgXOutsetMatrix = mat3(\n\t\tvec3( 1.1271005818144368, - 0.1413297634984383, - 0.14132976349843826 ),\n\t\tvec3( - 0.11060664309660323, 1.157823702216272, - 0.11060664309660294 ),\n\t\tvec3( - 0.016493938717834573, - 0.016493938717834257, 1.2519364065950405 )\n\t);\n\tconst float AgxMinEv = - 12.47393;\tconst float AgxMaxEv = 4.026069;\n\tcolor *= toneMappingExposure;\n\tcolor = LINEAR_SRGB_TO_LINEAR_REC2020 * color;\n\tcolor = AgXInsetMatrix * color;\n\tcolor = max( color, 1e-10 );\tcolor = log2( color );\n\tcolor = ( color - AgxMinEv ) / ( AgxMaxEv - AgxMinEv );\n\tcolor = clamp( color, 0.0, 1.0 );\n\tcolor = agxDefaultContrastApprox( color );\n\tcolor = AgXOutsetMatrix * color;\n\tcolor = pow( max( vec3( 0.0 ), color ), vec3( 2.2 ) );\n\tcolor = LINEAR_REC2020_TO_LINEAR_SRGB * color;\n\tcolor = clamp( color, 0.0, 1.0 );\n\treturn color;\n}\nvec3 NeutralToneMapping( vec3 color ) {\n\tconst float StartCompression = 0.8 - 0.04;\n\tconst float Desaturation = 0.15;\n\tcolor *= toneMappingExposure;\n\tfloat x = min( color.r, min( color.g, color.b ) );\n\tfloat offset = x < 0.08 ? x - 6.25 * x * x : 0.04;\n\tcolor -= offset;\n\tfloat peak = max( color.r, max( color.g, color.b ) );\n\tif ( peak < StartCompression ) return color;\n\tfloat d = 1. - StartCompression;\n\tfloat newPeak = 1. - d * d / ( peak + d - StartCompression );\n\tcolor *= newPeak / peak;\n\tfloat g = 1. - 1. / ( Desaturation * ( peak - newPeak ) + 1. );\n\treturn mix( color, vec3( newPeak ), g );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmission_fragment:"#ifdef USE_TRANSMISSION\n\tmaterial.transmission = transmission;\n\tmaterial.transmissionAlpha = 1.0;\n\tmaterial.thickness = thickness;\n\tmaterial.attenuationDistance = attenuationDistance;\n\tmaterial.attenuationColor = attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tmaterial.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tmaterial.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = inverseTransformDirection( normal, viewMatrix );\n\tvec4 transmitted = getIBLVolumeRefraction(\n\t\tn, v, material.roughness, material.diffuseColor, material.specularColor, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, material.dispersion, material.ior, material.thickness,\n\t\tmaterial.attenuationColor, material.attenuationDistance );\n\tmaterial.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );\n\ttotalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );\n#endif",transmission_pars_fragment:"#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform float attenuationDistance;\n\tuniform vec3 attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec3 vWorldPosition;\n\tfloat w0( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );\n\t}\n\tfloat w1( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * ( 3.0 * a - 6.0 ) + 4.0 );\n\t}\n\tfloat w2( float a ){\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );\n\t}\n\tfloat w3( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * a );\n\t}\n\tfloat g0( float a ) {\n\t\treturn w0( a ) + w1( a );\n\t}\n\tfloat g1( float a ) {\n\t\treturn w2( a ) + w3( a );\n\t}\n\tfloat h0( float a ) {\n\t\treturn - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );\n\t}\n\tfloat h1( float a ) {\n\t\treturn 1.0 + w3( a ) / ( w2( a ) + w3( a ) );\n\t}\n\tvec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {\n\t\tuv = uv * texelSize.zw + 0.5;\n\t\tvec2 iuv = floor( uv );\n\t\tvec2 fuv = fract( uv );\n\t\tfloat g0x = g0( fuv.x );\n\t\tfloat g1x = g1( fuv.x );\n\t\tfloat h0x = h0( fuv.x );\n\t\tfloat h1x = h1( fuv.x );\n\t\tfloat h0y = h0( fuv.y );\n\t\tfloat h1y = h1( fuv.y );\n\t\tvec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\treturn g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +\n\t\t\tg1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );\n\t}\n\tvec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {\n\t\tvec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );\n\t\tvec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );\n\t\tvec2 fLodSizeInv = 1.0 / fLodSize;\n\t\tvec2 cLodSizeInv = 1.0 / cLodSize;\n\t\tvec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );\n\t\tvec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );\n\t\treturn mix( fSample, cSample, fract( lod ) );\n\t}\n\tvec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {\n\t\tvec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n\t\tmodelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n\t\tmodelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n\t\treturn normalize( refractionVector ) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness( const in float roughness, const in float ior ) {\n\t\treturn roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n\t}\n\tvec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {\n\t\tfloat lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\treturn textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );\n\t}\n\tvec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tif ( isinf( attenuationDistance ) ) {\n\t\t\treturn vec3( 1.0 );\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance;\n\t\t}\n\t}\n\tvec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,\n\t\tconst in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,\n\t\tconst in mat4 viewMatrix, const in mat4 projMatrix, const in float dispersion, const in float ior, const in float thickness,\n\t\tconst in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tvec4 transmittedLight;\n\t\tvec3 transmittance;\n\t\t#ifdef USE_DISPERSION\n\t\t\tfloat halfSpread = ( ior - 1.0 ) * 0.025 * dispersion;\n\t\t\tvec3 iors = vec3( ior - halfSpread, ior, ior + halfSpread );\n\t\t\tfor ( int i = 0; i < 3; i ++ ) {\n\t\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, iors[ i ], modelMatrix );\n\t\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\t\trefractionCoords += 1.0;\n\t\t\t\trefractionCoords /= 2.0;\n\t\t\t\tvec4 transmissionSample = getTransmissionSample( refractionCoords, roughness, iors[ i ] );\n\t\t\t\ttransmittedLight[ i ] = transmissionSample[ i ];\n\t\t\t\ttransmittedLight.a += transmissionSample.a;\n\t\t\t\ttransmittance[ i ] = diffuseColor[ i ] * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance )[ i ];\n\t\t\t}\n\t\t\ttransmittedLight.a /= 3.0;\n\t\t#else\n\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\trefractionCoords += 1.0;\n\t\t\trefractionCoords /= 2.0;\n\t\t\ttransmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n\t\t\ttransmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\t#endif\n\t\tvec3 attenuatedColor = transmittance * transmittedLight.rgb;\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\tfloat transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );\n\t}\n#endif",uv_pars_fragment:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_pars_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tuniform mat3 mapTransform;\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform mat3 alphaMapTransform;\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tuniform mat3 lightMapTransform;\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tuniform mat3 aoMapTransform;\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tuniform mat3 bumpMapTransform;\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tuniform mat3 normalMapTransform;\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tuniform mat3 displacementMapTransform;\n\tvarying vec2 vDisplacementMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tuniform mat3 emissiveMapTransform;\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tuniform mat3 metalnessMapTransform;\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tuniform mat3 roughnessMapTransform;\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tuniform mat3 anisotropyMapTransform;\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tuniform mat3 clearcoatMapTransform;\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform mat3 clearcoatNormalMapTransform;\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform mat3 clearcoatRoughnessMapTransform;\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tuniform mat3 sheenColorMapTransform;\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tuniform mat3 sheenRoughnessMapTransform;\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tuniform mat3 iridescenceMapTransform;\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform mat3 iridescenceThicknessMapTransform;\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tuniform mat3 specularMapTransform;\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tuniform mat3 specularColorMapTransform;\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tuniform mat3 specularIntensityMapTransform;\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvUv = vec3( uv, 1 ).xy;\n#endif\n#ifdef USE_MAP\n\tvMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ALPHAMAP\n\tvAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_LIGHTMAP\n\tvLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_AOMAP\n\tvAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_BUMPMAP\n\tvBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_NORMALMAP\n\tvNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tvDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_METALNESSMAP\n\tvMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULARMAP\n\tvSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tvTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_THICKNESSMAP\n\tvThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_BATCHING\n\t\tworldPosition = batchingMatrix * worldPosition;\n\t#endif\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",background_frag:"uniform sampler2D t2D;\nuniform float backgroundIntensity;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\ttexColor = vec4( mix( pow( texColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), texColor.rgb * 0.0773993808, vec3( lessThanEqual( texColor.rgb, vec3( 0.04045 ) ) ) ), texColor.w );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include \n\t#include \n}",backgroundCube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",backgroundCube_frag:"#ifdef ENVMAP_TYPE_CUBE\n\tuniform samplerCube envMap;\n#elif defined( ENVMAP_TYPE_CUBE_UV )\n\tuniform sampler2D envMap;\n#endif\nuniform float flipEnvMap;\nuniform float backgroundBlurriness;\nuniform float backgroundIntensity;\nuniform mat3 backgroundRotation;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 texColor = textureCube( envMap, backgroundRotation * vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 texColor = textureCubeUV( envMap, backgroundRotation * vWorldDirection, backgroundBlurriness );\n\t#else\n\t\tvec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include \n\t#include \n}",cube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldDirection;\nvoid main() {\n\tvec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );\n\tgl_FragColor = texColor;\n\tgl_FragColor.a *= opacity;\n\t#include \n\t#include \n}",depth_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvHighPrecisionZW = gl_Position.zw;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_REVERSEDEPTHBUF\n\t\tfloat fragCoordZ = vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ];\n\t#else\n\t\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ] + 0.5;\n\t#endif\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#elif DEPTH_PACKING == 3202\n\t\tgl_FragColor = vec4( packDepthToRGB( fragCoordZ ), 1.0 );\n\t#elif DEPTH_PACKING == 3203\n\t\tgl_FragColor = vec4( packDepthToRG( fragCoordZ ), 0.0, 1.0 );\n\t#endif\n}",distanceRGBA_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvWorldPosition = worldPosition.xyz;\n}",distanceRGBA_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main () {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\t#include \n\t#include \n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\treflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_frag:"#define LAMBERT\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t#else\n\t\tvec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshnormal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",meshnormal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( 0.0, 0.0, 0.0, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_FragColor = vec4( packNormalToRGB( normal ), diffuseColor.a );\n\t#ifdef OPAQUE\n\t\tgl_FragColor.a = 1.0;\n\t#endif\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n\tvarying vec3 vWorldPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n#ifdef USE_TRANSMISSION\n\tvWorldPosition = worldPosition.xyz;\n#endif\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define IOR\n\t#define USE_SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n\tuniform float ior;\n#endif\n#ifdef USE_SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularColor;\n\t#ifdef USE_SPECULAR_COLORMAP\n\t\tuniform sampler2D specularColorMap;\n\t#endif\n\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_DISPERSION\n\tuniform float dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tuniform float iridescence;\n\tuniform float iridescenceIOR;\n\tuniform float iridescenceThicknessMinimum;\n\tuniform float iridescenceThicknessMaximum;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheenColor;\n\tuniform float sheenRoughness;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tuniform sampler2D sheenColorMap;\n\t#endif\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tuniform sampler2D sheenRoughnessMap;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\tuniform vec2 anisotropyVector;\n\t#ifdef USE_ANISOTROPYMAP\n\t\tuniform sampler2D anisotropyMap;\n\t#endif\n#endif\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;\n\tvec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;\n\t#include \n\tvec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;\n\t#ifdef USE_SHEEN\n\t\tfloat sheenEnergyComp = 1.0 - 0.157 * max3( material.sheenColor );\n\t\toutgoingLight = outgoingLight * sheenEnergyComp + sheenSpecularDirect + sheenSpecularIndirect;\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNVcc = saturate( dot( geometryClearcoatNormal, geometryViewDir ) );\n\t\tvec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );\n\t\toutgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + ( clearcoatSpecularDirect + clearcoatSpecularIndirect ) * material.clearcoat;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",points_vert:"uniform float size;\nuniform float scale;\n#include \n#include \n#include \n#include \n#include \n#include \n#ifdef USE_POINTS_UV\n\tvarying vec2 vUv;\n\tuniform mat3 uvTransform;\n#endif\nvoid main() {\n\t#ifdef USE_POINTS_UV\n\t\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",shadow_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include \n\t#include \n\t#include \n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 mvPosition = modelViewMatrix[ 3 ];\n\tvec2 scale = vec2( length( modelMatrix[ 0 ].xyz ), length( modelMatrix[ 1 ].xyz ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include \n\t#include \n\t#include \n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n}"},Sc={common:{diffuse:{value:new In(16777215)},opacity:{value:1},map:{value:null},mapTransform:{value:new Fe},alphaMap:{value:null},alphaMapTransform:{value:new Fe},alphaTest:{value:0}},specularmap:{specularMap:{value:null},specularMapTransform:{value:new Fe}},envmap:{envMap:{value:null},envMapRotation:{value:new Fe},flipEnvMap:{value:-1},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1},aoMapTransform:{value:new Fe}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1},lightMapTransform:{value:new Fe}},bumpmap:{bumpMap:{value:null},bumpMapTransform:{value:new Fe},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalMapTransform:{value:new Fe},normalScale:{value:new Le(1,1)}},displacementmap:{displacementMap:{value:null},displacementMapTransform:{value:new Fe},displacementScale:{value:1},displacementBias:{value:0}},emissivemap:{emissiveMap:{value:null},emissiveMapTransform:{value:new Fe}},metalnessmap:{metalnessMap:{value:null},metalnessMapTransform:{value:new Fe}},roughnessmap:{roughnessMap:{value:null},roughnessMapTransform:{value:new Fe}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new In(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},spotLightMap:{value:[]},spotShadowMap:{value:[]},spotLightMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}},ltc_1:{value:null},ltc_2:{value:null}},points:{diffuse:{value:new In(16777215)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},alphaMapTransform:{value:new Fe},alphaTest:{value:0},uvTransform:{value:new Fe}},sprite:{diffuse:{value:new In(16777215)},opacity:{value:1},center:{value:new Le(.5,.5)},rotation:{value:0},map:{value:null},mapTransform:{value:new Fe},alphaMap:{value:null},alphaMapTransform:{value:new Fe},alphaTest:{value:0}}},Tc={basic:{uniforms:gr([Sc.common,Sc.specularmap,Sc.envmap,Sc.aomap,Sc.lightmap,Sc.fog]),vertexShader:bc.meshbasic_vert,fragmentShader:bc.meshbasic_frag},lambert:{uniforms:gr([Sc.common,Sc.specularmap,Sc.envmap,Sc.aomap,Sc.lightmap,Sc.emissivemap,Sc.bumpmap,Sc.normalmap,Sc.displacementmap,Sc.fog,Sc.lights,{emissive:{value:new In(0)}}]),vertexShader:bc.meshlambert_vert,fragmentShader:bc.meshlambert_frag},phong:{uniforms:gr([Sc.common,Sc.specularmap,Sc.envmap,Sc.aomap,Sc.lightmap,Sc.emissivemap,Sc.bumpmap,Sc.normalmap,Sc.displacementmap,Sc.fog,Sc.lights,{emissive:{value:new In(0)},specular:{value:new In(1118481)},shininess:{value:30}}]),vertexShader:bc.meshphong_vert,fragmentShader:bc.meshphong_frag},standard:{uniforms:gr([Sc.common,Sc.envmap,Sc.aomap,Sc.lightmap,Sc.emissivemap,Sc.bumpmap,Sc.normalmap,Sc.displacementmap,Sc.roughnessmap,Sc.metalnessmap,Sc.fog,Sc.lights,{emissive:{value:new In(0)},roughness:{value:1},metalness:{value:0},envMapIntensity:{value:1}}]),vertexShader:bc.meshphysical_vert,fragmentShader:bc.meshphysical_frag},toon:{uniforms:gr([Sc.common,Sc.aomap,Sc.lightmap,Sc.emissivemap,Sc.bumpmap,Sc.normalmap,Sc.displacementmap,Sc.gradientmap,Sc.fog,Sc.lights,{emissive:{value:new In(0)}}]),vertexShader:bc.meshtoon_vert,fragmentShader:bc.meshtoon_frag},matcap:{uniforms:gr([Sc.common,Sc.bumpmap,Sc.normalmap,Sc.displacementmap,Sc.fog,{matcap:{value:null}}]),vertexShader:bc.meshmatcap_vert,fragmentShader:bc.meshmatcap_frag},points:{uniforms:gr([Sc.points,Sc.fog]),vertexShader:bc.points_vert,fragmentShader:bc.points_frag},dashed:{uniforms:gr([Sc.common,Sc.fog,{scale:{value:1},dashSize:{value:1},totalSize:{value:2}}]),vertexShader:bc.linedashed_vert,fragmentShader:bc.linedashed_frag},depth:{uniforms:gr([Sc.common,Sc.displacementmap]),vertexShader:bc.depth_vert,fragmentShader:bc.depth_frag},normal:{uniforms:gr([Sc.common,Sc.bumpmap,Sc.normalmap,Sc.displacementmap,{opacity:{value:1}}]),vertexShader:bc.meshnormal_vert,fragmentShader:bc.meshnormal_frag},sprite:{uniforms:gr([Sc.sprite,Sc.fog]),vertexShader:bc.sprite_vert,fragmentShader:bc.sprite_frag},background:{uniforms:{uvTransform:{value:new Fe},t2D:{value:null},backgroundIntensity:{value:1}},vertexShader:bc.background_vert,fragmentShader:bc.background_frag},backgroundCube:{uniforms:{envMap:{value:null},flipEnvMap:{value:-1},backgroundBlurriness:{value:0},backgroundIntensity:{value:1},backgroundRotation:{value:new Fe}},vertexShader:bc.backgroundCube_vert,fragmentShader:bc.backgroundCube_frag},cube:{uniforms:{tCube:{value:null},tFlip:{value:-1},opacity:{value:1}},vertexShader:bc.cube_vert,fragmentShader:bc.cube_frag},equirect:{uniforms:{tEquirect:{value:null}},vertexShader:bc.equirect_vert,fragmentShader:bc.equirect_frag},distanceRGBA:{uniforms:gr([Sc.common,Sc.displacementmap,{referencePosition:{value:new Ue},nearDistance:{value:1},farDistance:{value:1e3}}]),vertexShader:bc.distanceRGBA_vert,fragmentShader:bc.distanceRGBA_frag},shadow:{uniforms:gr([Sc.lights,Sc.fog,{color:{value:new In(0)},opacity:{value:1}}]),vertexShader:bc.shadow_vert,fragmentShader:bc.shadow_frag}};Tc.physical={uniforms:gr([Tc.standard.uniforms,{clearcoat:{value:0},clearcoatMap:{value:null},clearcoatMapTransform:{value:new Fe},clearcoatNormalMap:{value:null},clearcoatNormalMapTransform:{value:new Fe},clearcoatNormalScale:{value:new Le(1,1)},clearcoatRoughness:{value:0},clearcoatRoughnessMap:{value:null},clearcoatRoughnessMapTransform:{value:new Fe},dispersion:{value:0},iridescence:{value:0},iridescenceMap:{value:null},iridescenceMapTransform:{value:new Fe},iridescenceIOR:{value:1.3},iridescenceThicknessMinimum:{value:100},iridescenceThicknessMaximum:{value:400},iridescenceThicknessMap:{value:null},iridescenceThicknessMapTransform:{value:new Fe},sheen:{value:0},sheenColor:{value:new In(0)},sheenColorMap:{value:null},sheenColorMapTransform:{value:new Fe},sheenRoughness:{value:1},sheenRoughnessMap:{value:null},sheenRoughnessMapTransform:{value:new Fe},transmission:{value:0},transmissionMap:{value:null},transmissionMapTransform:{value:new Fe},transmissionSamplerSize:{value:new Le},transmissionSamplerMap:{value:null},thickness:{value:0},thicknessMap:{value:null},thicknessMapTransform:{value:new Fe},attenuationDistance:{value:0},attenuationColor:{value:new In(0)},specularColor:{value:new In(1,1,1)},specularColorMap:{value:null},specularColorMapTransform:{value:new Fe},specularIntensity:{value:1},specularIntensityMap:{value:null},specularIntensityMapTransform:{value:new Fe},anisotropyVector:{value:new Le},anisotropyMap:{value:null},anisotropyMapTransform:{value:new Fe}}]),vertexShader:bc.meshphysical_vert,fragmentShader:bc.meshphysical_frag};const wc={r:0,b:0,g:0},Ec=new Yi,Ac=new zi;function Cc(t,e,i,n,r,s,a){const o=new In(0);let l,h,c=!0===s?0:1,u=null,d=0,p=null;function m(t){let n=!0===t.isScene?t.background:null;return n&&n.isTexture&&(n=(t.backgroundBlurriness>0?i:e).get(n)),n}function f(e,i){e.getRGB(wc,_r(t)),n.buffers.color.setClear(wc.r,wc.g,wc.b,i,a)}return{getClearColor:function(){return o},setClearColor:function(t,e=1){o.set(t),c=e,f(o,c)},getClearAlpha:function(){return c},setClearAlpha:function(t){c=t,f(o,c)},render:function(e){let i=!1;const r=m(e);null===r?f(o,c):r&&r.isColor&&(f(r,1),i=!0);const s=t.xr.getEnvironmentBlendMode();"additive"===s?n.buffers.color.setClear(0,0,0,1,a):"alpha-blend"===s&&n.buffers.color.setClear(0,0,0,0,a),(t.autoClear||i)&&(n.buffers.depth.setTest(!0),n.buffers.depth.setMask(!0),n.buffers.color.setMask(!0),t.clear(t.autoClearColor,t.autoClearDepth,t.autoClearStencil))},addToRenderList:function(e,i){const n=m(i);n&&(n.isCubeTexture||n.mapping===B)?(void 0===h&&(h=new dr(new mr(1,1,1),new yr({name:"BackgroundCubeMaterial",uniforms:fr(Tc.backgroundCube.uniforms),vertexShader:Tc.backgroundCube.vertexShader,fragmentShader:Tc.backgroundCube.fragmentShader,side:1,depthTest:!1,depthWrite:!1,fog:!1,allowOverride:!1})),h.geometry.deleteAttribute("normal"),h.geometry.deleteAttribute("uv"),h.onBeforeRender=function(t,e,i){this.matrixWorld.copyPosition(i.matrixWorld)},Object.defineProperty(h.material,"envMap",{get:function(){return 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yr({name:"BackgroundMaterial",uniforms:fr(Tc.background.uniforms),vertexShader:Tc.background.vertexShader,fragmentShader:Tc.background.fragmentShader,side:0,depthTest:!1,depthWrite:!1,fog:!1,allowOverride:!1})),l.geometry.deleteAttribute("normal"),Object.defineProperty(l.material,"map",{get:function(){return this.uniforms.t2D.value}}),r.update(l)),l.material.uniforms.t2D.value=n,l.material.uniforms.backgroundIntensity.value=i.backgroundIntensity,l.material.toneMapped=Ze.getTransfer(n.colorSpace)!==ae,!0===n.matrixAutoUpdate&&n.updateMatrix(),l.material.uniforms.uvTransform.value.copy(n.matrix),u===n&&d===n.version&&p===t.toneMapping||(l.material.needsUpdate=!0,u=n,d=n.version,p=t.toneMapping),l.layers.enableAll(),e.unshift(l,l.geometry,l.material,0,0,null))},dispose:function(){void 0!==h&&(h.geometry.dispose(),h.material.dispose(),h=void 0),void 0!==l&&(l.geometry.dispose(),l.material.dispose(),l=void 0)}}}function Rc(t,e){const i=t.getParameter(t.MAX_VERTEX_ATTRIBS),n={},r=h(null);let 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e=n+4*s,r=i.matrixWorldInverse;o.getNormalMatrix(r),(null===h||h.length0),e.numPlanes=n,e.numIntersection=0);else{const t=s?0:n,e=4*t;let r=m.clippingState||null;l.value=r,r=h(u,o,e,c);for(let t=0;t!==e;++t)r[t]=i[t];m.clippingState=r,this.numIntersection=d?this.numPlanes:0,this.numPlanes+=t}}}function Dc(t){let e=new WeakMap;function i(t,e){return e===F?t.mapping=N:e===z&&(t.mapping=O),t}function n(t){const i=t.target;i.removeEventListener("dispose",n);const r=e.get(i);void 0!==r&&(e.delete(i),r.dispose())}return{get:function(r){if(r&&r.isTexture){const s=r.mapping;if(s===F||s===z){if(e.has(r))return i(e.get(r).texture,r.mapping);{const s=r.image;if(s&&s.height>0){const a=new Cr(s.height);return a.fromEquirectangularTexture(t,r),e.set(r,a),r.addEventListener("dispose",n),i(a.texture,r.mapping)}return null}}}return r},dispose:function(){e=new WeakMap}}}const Uc=[.125,.215,.35,.446,.526,.582],Nc=new $l,Oc=new In;let Fc=null,zc=0,Bc=0,kc=!1;const Vc=(1+Math.sqrt(5))/2,Hc=1/Vc,Gc=[new Ue(-Vc,Hc,0),new Ue(Vc,Hc,0),new Ue(-Hc,0,Vc),new Ue(Hc,0,Vc),new Ue(0,Vc,-Hc),new Ue(0,Vc,Hc),new Ue(-1,1,-1),new Ue(1,1,-1),new Ue(-1,1,1),new Ue(1,1,1)],Wc=new Ue;class jc{constructor(t){this._renderer=t,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._lodPlanes=[],this._sizeLods=[],this._sigmas=[],this._blurMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._compileMaterial(this._blurMaterial)}fromScene(t,e=0,i=.1,n=100,r={}){const{size:s=256,position:a=Wc}=r;Fc=this._renderer.getRenderTarget(),zc=this._renderer.getActiveCubeFace(),Bc=this._renderer.getActiveMipmapLevel(),kc=this._renderer.xr.enabled,this._renderer.xr.enabled=!1,this._setSize(s);const o=this._allocateTargets();return o.depthBuffer=!0,this._sceneToCubeUV(t,i,n,o,a),e>0&&this._blur(o,0,0,e),this._applyPMREM(o),this._cleanup(o),o}fromEquirectangular(t,e=null){return this._fromTexture(t,e)}fromCubemap(t,e=null){return this._fromTexture(t,e)}compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=Zc(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=Yc(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose()}_setSize(t){this._lodMax=Math.floor(Math.log2(t)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let t=0;tt-4?o=Uc[a-t+4-1]:0===a&&(o=0),n.push(o);const l=1/(s-2),h=-l,c=1+l,u=[h,h,c,h,c,c,h,h,c,c,h,c],d=6,p=6,m=3,f=2,g=1,_=new Float32Array(m*p*d),v=new Float32Array(f*p*d),y=new Float32Array(g*p*d);for(let t=0;t2?0:-1,n=[e,i,0,e+2/3,i,0,e+2/3,i+1,0,e,i,0,e+2/3,i+1,0,e,i+1,0];_.set(n,m*p*t),v.set(u,f*p*t);const r=[t,t,t,t,t,t];y.set(r,g*p*t)}const x=new tr;x.setAttribute("position",new Gn(_,m)),x.setAttribute("uv",new Gn(v,f)),x.setAttribute("faceIndex",new Gn(y,g)),e.push(x),r>4&&r--}return{lodPlanes:e,sizeLods:i,sigmas:n}}(n)),this._blurMaterial=function(t,e,i){const n=new Float32Array(20),r=new Ue(0,1,0);return new yr({name:"SphericalGaussianBlur",defines:{n:20,CUBEUV_TEXEL_WIDTH:1/e,CUBEUV_TEXEL_HEIGHT:1/i,CUBEUV_MAX_MIP:`${t}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:n},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:r}},vertexShader:"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t",fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform int samples;\n\t\t\tuniform float weights[ n ];\n\t\t\tuniform bool latitudinal;\n\t\t\tuniform float dTheta;\n\t\t\tuniform float mipInt;\n\t\t\tuniform vec3 poleAxis;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include \n\n\t\t\tvec3 getSample( float theta, vec3 axis ) {\n\n\t\t\t\tfloat cosTheta = cos( theta );\n\t\t\t\t// Rodrigues' axis-angle rotation\n\t\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross( axis, vOutputDirection ) * sin( theta )\n\t\t\t\t\t+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n\n\t\t\t\treturn bilinearCubeUV( envMap, sampleDirection, mipInt );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n\n\t\t\t\tif ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n\n\t\t\t\t\taxis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n\n\t\t\t\t}\n\n\t\t\t\taxis = normalize( axis );\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n\n\t\t\t\tfor ( int i = 1; i < n; i++ ) {\n\n\t\t\t\t\tif ( i >= samples ) {\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfloat theta = dTheta * float( i );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1})}(n,t,e)}return n}_compileMaterial(t){const e=new dr(this._lodPlanes[0],t);this._renderer.compile(e,Nc)}_sceneToCubeUV(t,e,i,n,r){const s=new Tr(90,1,e,i),a=[1,-1,1,1,1,1],o=[1,1,1,-1,-1,-1],l=this._renderer,h=l.autoClear,c=l.toneMapping;l.getClearColor(Oc),l.toneMapping=0,l.autoClear=!1,l.state.buffers.depth.getReversed()&&(l.setRenderTarget(n),l.clearDepth(),l.setRenderTarget(null));const u=new Nn({name:"PMREM.Background",side:1,depthWrite:!1,depthTest:!1}),d=new dr(new mr,u);let p=!1;const m=t.background;m?m.isColor&&(u.color.copy(m),t.background=null,p=!0):(u.color.copy(Oc),p=!0);for(let e=0;e<6;e++){const i=e%3;0===i?(s.up.set(0,a[e],0),s.position.set(r.x,r.y,r.z),s.lookAt(r.x+o[e],r.y,r.z)):1===i?(s.up.set(0,0,a[e]),s.position.set(r.x,r.y,r.z),s.lookAt(r.x,r.y+o[e],r.z)):(s.up.set(0,a[e],0),s.position.set(r.x,r.y,r.z),s.lookAt(r.x,r.y,r.z+o[e]));const h=this._cubeSize;qc(n,i*h,e>2?h:0,h,h),l.setRenderTarget(n),p&&l.render(d,s),l.render(t,s)}d.geometry.dispose(),d.material.dispose(),l.toneMapping=c,l.autoClear=h,t.background=m}_textureToCubeUV(t,e){const i=this._renderer,n=t.mapping===N||t.mapping===O;n?(null===this._cubemapMaterial&&(this._cubemapMaterial=Zc()),this._cubemapMaterial.uniforms.flipEnvMap.value=!1===t.isRenderTargetTexture?-1:1):null===this._equirectMaterial&&(this._equirectMaterial=Yc());const r=n?this._cubemapMaterial:this._equirectMaterial,s=new dr(this._lodPlanes[0],r);r.uniforms.envMap.value=t;const a=this._cubeSize;qc(e,0,0,3*a,2*a),i.setRenderTarget(e),i.render(s,Nc)}_applyPMREM(t){const e=this._renderer,i=e.autoClear;e.autoClear=!1;const n=this._lodPlanes.length;for(let e=1;e20&&console.warn(`sigmaRadians, ${r}, is too large and will clip, as it requested ${m} samples when the maximum is set to 20`);const f=[];let g=0;for(let t=0;t<20;++t){const e=t/p,i=Math.exp(-e*e/2);f.push(i),0===t?g+=i:t_-4?n-_+4:0),4*(this._cubeSize-v),3*v,2*v),o.setRenderTarget(e),o.render(h,Nc)}}function Xc(t,e,i){const n=new li(t,e,i);return n.texture.mapping=B,n.texture.name="PMREM.cubeUv",n.scissorTest=!0,n}function qc(t,e,i,n,r){t.viewport.set(e,i,n,r),t.scissor.set(e,i,n,r)}function Yc(){return new yr({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t",fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\n\t\t\t#include \n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tgl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1})}function Zc(){return new yr({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t",fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tuniform float flipEnvMap;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1})}function Jc(t){let e=new WeakMap,i=null;function n(t){const i=t.target;i.removeEventListener("dispose",n);const r=e.get(i);void 0!==r&&(e.delete(i),r.dispose())}return{get:function(r){if(r&&r.isTexture){const s=r.mapping,a=s===F||s===z,o=s===N||s===O;if(a||o){let s=e.get(r);const l=void 0!==s?s.texture.pmremVersion:0;if(r.isRenderTargetTexture&&r.pmremVersion!==l)return null===i&&(i=new jc(t)),s=a?i.fromEquirectangular(r,s):i.fromCubemap(r,s),s.texture.pmremVersion=r.pmremVersion,e.set(r,s),s.texture;if(void 0!==s)return s.texture;{const l=r.image;return a&&l&&l.height>0||o&&l&&function(t){let e=0;for(let i=0;i<6;i++)void 0!==t[i]&&e++;return 6===e}(l)?(null===i&&(i=new jc(t)),s=a?i.fromEquirectangular(r):i.fromCubemap(r),s.texture.pmremVersion=r.pmremVersion,e.set(r,s),r.addEventListener("dispose",n),s.texture):null}}}return r},dispose:function(){e=new WeakMap,null!==i&&(i.dispose(),i=null)}}}function Kc(t){const e={};function i(i){if(void 0!==e[i])return e[i];let n;switch(i){case"WEBGL_depth_texture":n=t.getExtension("WEBGL_depth_texture")||t.getExtension("MOZ_WEBGL_depth_texture")||t.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":n=t.getExtension("EXT_texture_filter_anisotropic")||t.getExtension("MOZ_EXT_texture_filter_anisotropic")||t.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":n=t.getExtension("WEBGL_compressed_texture_s3tc")||t.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||t.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":n=t.getExtension("WEBGL_compressed_texture_pvrtc")||t.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:n=t.getExtension(i)}return e[i]=n,n}return{has:function(t){return 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5:i="Custom";break;default:console.warn("THREE.WebGLProgram: Unsupported toneMapping:",e),i="Linear"}return"vec3 "+t+"( vec3 color ) { return "+i+"ToneMapping( color ); }"}const md=new Ue;function fd(t){return""!==t}function gd(t,e){const i=e.numSpotLightShadows+e.numSpotLightMaps-e.numSpotLightShadowsWithMaps;return t.replace(/NUM_DIR_LIGHTS/g,e.numDirLights).replace(/NUM_SPOT_LIGHTS/g,e.numSpotLights).replace(/NUM_SPOT_LIGHT_MAPS/g,e.numSpotLightMaps).replace(/NUM_SPOT_LIGHT_COORDS/g,i).replace(/NUM_RECT_AREA_LIGHTS/g,e.numRectAreaLights).replace(/NUM_POINT_LIGHTS/g,e.numPointLights).replace(/NUM_HEMI_LIGHTS/g,e.numHemiLights).replace(/NUM_DIR_LIGHT_SHADOWS/g,e.numDirLightShadows).replace(/NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS/g,e.numSpotLightShadowsWithMaps).replace(/NUM_SPOT_LIGHT_SHADOWS/g,e.numSpotLightShadows).replace(/NUM_POINT_LIGHT_SHADOWS/g,e.numPointLightShadows)}function _d(t,e){return t.replace(/NUM_CLIPPING_PLANES/g,e.numClippingPlanes).replace(/UNION_CLIPPING_PLANES/g,e.numClippingPlanes-e.numClipIntersection)}const vd=/^[ \t]*#include +<([\w\d./]+)>/gm;function yd(t){return t.replace(vd,Md)}const xd=new Map;function Md(t,e){let i=bc[e];if(void 0===i){const t=xd.get(e);if(void 0===t)throw new Error("Can not resolve #include <"+e+">");i=bc[t],console.warn('THREE.WebGLRenderer: Shader chunk "%s" has been deprecated. Use "%s" instead.',e,t)}return yd(i)}const bd=/#pragma unroll_loop_start\s+for\s*\(\s*int\s+i\s*=\s*(\d+)\s*;\s*i\s*<\s*(\d+)\s*;\s*i\s*\+\+\s*\)\s*{([\s\S]+?)}\s+#pragma unroll_loop_end/g;function Sd(t){return t.replace(bd,Td)}function Td(t,e,i,n){let r="";for(let t=parseInt(e);t0&&(g+="\n"),_=["#define SHADER_TYPE "+i.shaderType,"#define SHADER_NAME "+i.shaderName,m].filter(fd).join("\n"),_.length>0&&(_+="\n")):(g=[wd(i),"#define SHADER_TYPE "+i.shaderType,"#define SHADER_NAME "+i.shaderName,m,i.extensionClipCullDistance?"#define USE_CLIP_DISTANCE":"",i.batching?"#define USE_BATCHING":"",i.batchingColor?"#define USE_BATCHING_COLOR":"",i.instancing?"#define USE_INSTANCING":"",i.instancingColor?"#define USE_INSTANCING_COLOR":"",i.instancingMorph?"#define USE_INSTANCING_MORPH":"",i.useFog&&i.fog?"#define USE_FOG":"",i.useFog&&i.fogExp2?"#define FOG_EXP2":"",i.map?"#define USE_MAP":"",i.envMap?"#define USE_ENVMAP":"",i.envMap?"#define "+c:"",i.lightMap?"#define 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"+a+"\n"+t+"\n"+i)}else""!==a?console.warn("THREE.WebGLProgram: Program Info Log:",a):""!==o&&""!==l||(c=!1);c&&(e.diagnostics={runnable:h,programLog:a,vertexShader:{log:o,prefix:g},fragmentShader:{log:l,prefix:_}})}r.deleteShader(M),r.deleteShader(b),T=new od(r,f),w=function(t,e){const i={},n=t.getProgramParameter(e,t.ACTIVE_ATTRIBUTES);for(let r=0;r0,Y=s.clearcoat>0,Z=s.dispersion>0,J=s.iridescence>0,K=s.sheen>0,$=s.transmission>0,Q=q&&!!s.anisotropyMap,tt=Y&&!!s.clearcoatMap,et=Y&&!!s.clearcoatNormalMap,it=Y&&!!s.clearcoatRoughnessMap,nt=J&&!!s.iridescenceMap,rt=J&&!!s.iridescenceThicknessMap,st=K&&!!s.sheenColorMap,at=K&&!!s.sheenRoughnessMap,ot=!!s.specularMap,lt=!!s.specularColorMap,ht=!!s.specularIntensityMap,ct=$&&!!s.transmissionMap,ut=$&&!!s.thicknessMap,dt=!!s.gradientMap,pt=!!s.alphaMap,mt=s.alphaTest>0,ft=!!s.alphaHash,gt=!!s.extensions;let _t=0;s.toneMapped&&(null!==I&&!0!==I.isXRRenderTarget||(_t=t.toneMapping));const vt={shaderID:S,shaderType:s.type,shaderName:s.name,vertexShader:E,fragmentShader:A,defines:s.defines,customVertexShaderID:C,customFragmentShaderID:R,isRawShaderMaterial:!0===s.isRawShaderMaterial,glslVersion:s.glslVersion,precision:p,batching:U,batchingColor:U&&null!==_._colorsTexture,instancing:D,instancingColor:D&&null!==_.instanceColor,instancingMorph:D&&null!==_.morphTexture,supportsVertexTextures:d,outputColorSpace:null===I?t.outputColorSpace:!0===I.isXRRenderTarget?I.texture.colorSpace:re,alphaToCoverage:!!s.alphaToCoverage,map:N,matcap:O,envMap:F,envMapMode:F&&M.mapping,envMapCubeUVHeight:b,aoMap:z,lightMap:k,bumpMap:V,normalMap:H,displacementMap:d&&G,emissiveMap:W,normalMapObjectSpace:H&&1===s.normalMapType,normalMapTangentSpace:H&&0===s.normalMapType,metalnessMap:j,roughnessMap:X,anisotropy:q,anisotropyMap:Q,clearcoat:Y,clearcoatMap:tt,clearcoatNormalMap:et,clearcoatRoughnessMap:it,dispersion:Z,iridescence:J,iridescenceMap:nt,iridescenceThicknessMap:rt,sheen:K,sheenColorMap:st,sheenRoughnessMap:at,specularMap:ot,specularColorMap:lt,specularIntensityMap:ht,transmission:$,transmissionMap:ct,thicknessMap:ut,gradientMap:dt,opaque:!1===s.transparent&&1===s.blending&&!1===s.alphaToCoverage,alphaMap:pt,alphaTest:mt,alphaHash:ft,combine:s.combine,mapUv:N&&f(s.map.channel),aoMapUv:z&&f(s.aoMap.channel),lightMapUv:k&&f(s.lightMap.channel),bumpMapUv:V&&f(s.bumpMap.channel),normalMapUv:H&&f(s.normalMap.channel),displacementMapUv:G&&f(s.displacementMap.channel),emissiveMapUv:W&&f(s.emissiveMap.channel),metalnessMapUv:j&&f(s.metalnessMap.channel),roughnessMapUv:X&&f(s.roughnessMap.channel),anisotropyMapUv:Q&&f(s.anisotropyMap.channel),clearcoatMapUv:tt&&f(s.clearcoatMap.channel),clearcoatNormalMapUv:et&&f(s.clearcoatNormalMap.channel),clearcoatRoughnessMapUv:it&&f(s.clearcoatRoughnessMap.channel),iridescenceMapUv:nt&&f(s.iridescenceMap.channel),iridescenceThicknessMapUv:rt&&f(s.iridescenceThicknessMap.channel),sheenColorMapUv:st&&f(s.sheenColorMap.channel),sheenRoughnessMapUv:at&&f(s.sheenRoughnessMap.channel),specularMapUv:ot&&f(s.specularMap.channel),specularColorMapUv:lt&&f(s.specularColorMap.channel),specularIntensityMapUv:ht&&f(s.specularIntensityMap.channel),transmissionMapUv:ct&&f(s.transmissionMap.channel),thicknessMapUv:ut&&f(s.thicknessMap.channel),alphaMapUv:pt&&f(s.alphaMap.channel),vertexTangents:!!y.attributes.tangent&&(H||q),vertexColors:s.vertexColors,vertexAlphas:!0===s.vertexColors&&!!y.attributes.color&&4===y.attributes.color.itemSize,pointsUvs:!0===_.isPoints&&!!y.attributes.uv&&(N||pt),fog:!!v,useFog:!0===s.fog,fogExp2:!!v&&v.isFogExp2,flatShading:!0===s.flatShading&&!1===s.wireframe,sizeAttenuation:!0===s.sizeAttenuation,logarithmicDepthBuffer:u,reversedDepthBuffer:L,skinning:!0===_.isSkinnedMesh,morphTargets:void 0!==y.morphAttributes.position,morphNormals:void 0!==y.morphAttributes.normal,morphColors:void 0!==y.morphAttributes.color,morphTargetsCount:w,morphTextureStride:P,numDirLights:o.directional.length,numPointLights:o.point.length,numSpotLights:o.spot.length,numSpotLightMaps:o.spotLightMap.length,numRectAreaLights:o.rectArea.length,numHemiLights:o.hemi.length,numDirLightShadows:o.directionalShadowMap.length,numPointLightShadows:o.pointShadowMap.length,numSpotLightShadows:o.spotShadowMap.length,numSpotLightShadowsWithMaps:o.numSpotLightShadowsWithMaps,numLightProbes:o.numLightProbes,numClippingPlanes:a.numPlanes,numClipIntersection:a.numIntersection,dithering:s.dithering,shadowMapEnabled:t.shadowMap.enabled&&c.length>0,shadowMapType:t.shadowMap.type,toneMapping:_t,decodeVideoTexture:N&&!0===s.map.isVideoTexture&&Ze.getTransfer(s.map.colorSpace)===ae,decodeVideoTextureEmissive:W&&!0===s.emissiveMap.isVideoTexture&&Ze.getTransfer(s.emissiveMap.colorSpace)===ae,premultipliedAlpha:s.premultipliedAlpha,doubleSided:2===s.side,flipSided:1===s.side,useDepthPacking:s.depthPacking>=0,depthPacking:s.depthPacking||0,index0AttributeName:s.index0AttributeName,extensionClipCullDistance:gt&&!0===s.extensions.clipCullDistance&&n.has("WEBGL_clip_cull_distance"),extensionMultiDraw:(gt&&!0===s.extensions.multiDraw||U)&&n.has("WEBGL_multi_draw"),rendererExtensionParallelShaderCompile:n.has("KHR_parallel_shader_compile"),customProgramCacheKey:s.customProgramCacheKey()};return 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r=e.textures,s=e.width,a=e.height;let o=t.COLOR_BUFFER_BIT;const h=e.stencilBuffer?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT,c=n.get(e),u=r.length>1;if(u)for(let e=0;e0?i.bindFramebuffer(t.DRAW_FRAMEBUFFER,c.__webglFramebuffer[0]):i.bindFramebuffer(t.DRAW_FRAMEBUFFER,c.__webglFramebuffer);for(let i=0;i= 1.0 ) {\n\n\t\tgl_FragDepth = texture( depthColor, vec3( coord.x - 1.0, coord.y, 1 ) ).r;\n\n\t} else {\n\n\t\tgl_FragDepth = texture( depthColor, vec3( coord.x, coord.y, 0 ) ).r;\n\n\t}\n\n}",uniforms:{depthColor:{value:this.texture},depthWidth:{value:e.z},depthHeight:{value:e.w}}});this.mesh=new dr(new Ho(20,20),i)}return this.mesh}reset(){this.texture=null,this.mesh=null}getDepthTexture(){return this.texture}}class Zd extends xe{constructor(t,e){super();const i=this;let n=null,r=1,s=null,a="local-floor",o=1,l=null,h=null,c=null,u=null,d=null,p=null;const m=new Yd,f={},g=e.getContextAttributes();let _=null,v=null;const y=[],x=[],M=new Le;let b=null;const S=new Tr;S.viewport=new ai;const T=new Tr;T.viewport=new ai;const w=[S,T],E=new vh;let A=null,C=null;function R(t){const e=x.indexOf(t.inputSource);if(-1===e)return;const i=y[e];void 0!==i&&(i.update(t.inputSource,t.frame,l||s),i.dispatchEvent({type:t.type,data:t.inputSource}))}function P(){n.removeEventListener("select",R),n.removeEventListener("selectstart",R),n.removeEventListener("selectend",R),n.removeEventListener("squeeze",R),n.removeEventListener("squeezestart",R),n.removeEventListener("squeezeend",R),n.removeEventListener("end",P),n.removeEventListener("inputsourceschange",I);for(let t=0;t=0&&(x[n]=null,y[n].disconnect(i))}for(let e=0;e=x.length){x.push(i),n=t;break}if(null===x[t]){x[t]=i,n=t;break}}if(-1===n)break}const r=y[n];r&&r.connect(i)}}this.cameraAutoUpdate=!0,this.enabled=!1,this.isPresenting=!1,this.getController=function(t){let e=y[t];return void 0===e&&(e=new Ir,y[t]=e),e.getTargetRaySpace()},this.getControllerGrip=function(t){let e=y[t];return void 0===e&&(e=new Ir,y[t]=e),e.getGripSpace()},this.getHand=function(t){let e=y[t];return void 0===e&&(e=new Ir,y[t]=e),e.getHandSpace()},this.setFramebufferScaleFactor=function(t){r=t,!0===i.isPresenting&&console.warn("THREE.WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(t){a=t,!0===i.isPresenting&&console.warn("THREE.WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return l||s},this.setReferenceSpace=function(t){l=t},this.getBaseLayer=function(){return null!==u?u:d},this.getBinding=function(){return c},this.getFrame=function(){return p},this.getSession=function(){return n},this.setSession=async function(h){if(n=h,null!==n){if(_=t.getRenderTarget(),n.addEventListener("select",R),n.addEventListener("selectstart",R),n.addEventListener("selectend",R),n.addEventListener("squeeze",R),n.addEventListener("squeezestart",R),n.addEventListener("squeezeend",R),n.addEventListener("end",P),n.addEventListener("inputsourceschange",I),!0!==g.xrCompatible&&await e.makeXRCompatible(),b=t.getPixelRatio(),t.getSize(M),"undefined"!=typeof XRWebGLBinding&&(c=new XRWebGLBinding(n,e)),null!==c&&"createProjectionLayer"in XRWebGLBinding.prototype){let i=null,s=null,a=null;g.depth&&(a=g.stencil?e.DEPTH24_STENCIL8:e.DEPTH_COMPONENT24,i=g.stencil?ut:ct,s=g.stencil?st:tt);const o={colorFormat:e.RGBA8,depthFormat:a,scaleFactor:r};u=c.createProjectionLayer(o),n.updateRenderState({layers:[u]}),t.setPixelRatio(1),t.setSize(u.textureWidth,u.textureHeight,!1),v=new li(u.textureWidth,u.textureHeight,{format:ht,type:Z,depthTexture:new Ea(u.textureWidth,u.textureHeight,s,void 0,void 0,void 0,void 0,void 0,void 0,i),stencilBuffer:g.stencil,colorSpace:t.outputColorSpace,samples:g.antialias?4:0,resolveDepthBuffer:!1===u.ignoreDepthValues,resolveStencilBuffer:!1===u.ignoreDepthValues})}else{const i={antialias:g.antialias,alpha:!0,depth:g.depth,stencil:g.stencil,framebufferScaleFactor:r};d=new XRWebGLLayer(n,e,i),n.updateRenderState({baseLayer:d}),t.setPixelRatio(1),t.setSize(d.framebufferWidth,d.framebufferHeight,!1),v=new li(d.framebufferWidth,d.framebufferHeight,{format:ht,type:Z,colorSpace:t.outputColorSpace,stencilBuffer:g.stencil,resolveDepthBuffer:!1===d.ignoreDepthValues,resolveStencilBuffer:!1===d.ignoreDepthValues})}v.isXRRenderTarget=!0,this.setFoveation(o),l=null,s=await n.requestReferenceSpace(a),O.setContext(n),O.start(),i.isPresenting=!0,i.dispatchEvent({type:"sessionstart"})}},this.getEnvironmentBlendMode=function(){if(null!==n)return n.environmentBlendMode},this.getDepthTexture=function(){return m.getDepthTexture()};const L=new Ue,D=new Ue;function U(t,e){null===e?t.matrixWorld.copy(t.matrix):t.matrixWorld.multiplyMatrices(e.matrixWorld,t.matrix),t.matrixWorldInverse.copy(t.matrixWorld).invert()}this.updateCamera=function(t){if(null===n)return;let e=t.near,i=t.far;null!==m.texture&&(m.depthNear>0&&(e=m.depthNear),m.depthFar>0&&(i=m.depthFar)),E.near=T.near=S.near=e,E.far=T.far=S.far=i,A===E.near&&C===E.far||(n.updateRenderState({depthNear:E.near,depthFar:E.far}),A=E.near,C=E.far),E.layers.mask=6|t.layers.mask,S.layers.mask=3&E.layers.mask,T.layers.mask=5&E.layers.mask;const r=t.parent,s=E.cameras;U(E,r);for(let t=0;t0&&(t.alphaTest.value=n.alphaTest);const r=e.get(n),s=r.envMap,a=r.envMapRotation;s&&(t.envMap.value=s,Jd.copy(a),Jd.x*=-1,Jd.y*=-1,Jd.z*=-1,s.isCubeTexture&&!1===s.isRenderTargetTexture&&(Jd.y*=-1,Jd.z*=-1),t.envMapRotation.value.setFromMatrix4(Kd.makeRotationFromEuler(Jd)),t.flipEnvMap.value=s.isCubeTexture&&!1===s.isRenderTargetTexture?-1:1,t.reflectivity.value=n.reflectivity,t.ior.value=n.ior,t.refractionRatio.value=n.refractionRatio),n.lightMap&&(t.lightMap.value=n.lightMap,t.lightMapIntensity.value=n.lightMapIntensity,i(n.lightMap,t.lightMapTransform)),n.aoMap&&(t.aoMap.value=n.aoMap,t.aoMapIntensity.value=n.aoMapIntensity,i(n.aoMap,t.aoMapTransform))}return{refreshFogUniforms:function(e,i){i.color.getRGB(e.fogColor.value,_r(t)),i.isFog?(e.fogNear.value=i.near,e.fogFar.value=i.far):i.isFogExp2&&(e.fogDensity.value=i.density)},refreshMaterialUniforms:function(t,r,s,a,o){r.isMeshBasicMaterial||r.isMeshLambertMaterial?n(t,r):r.isMeshToonMaterial?(n(t,r),function(t,e){e.gradientMap&&(t.gradientMap.value=e.gradientMap)}(t,r)):r.isMeshPhongMaterial?(n(t,r),function(t,e){t.specular.value.copy(e.specular),t.shininess.value=Math.max(e.shininess,1e-4)}(t,r)):r.isMeshStandardMaterial?(n(t,r),function(t,e){t.metalness.value=e.metalness,e.metalnessMap&&(t.metalnessMap.value=e.metalnessMap,i(e.metalnessMap,t.metalnessMapTransform)),t.roughness.value=e.roughness,e.roughnessMap&&(t.roughnessMap.value=e.roughnessMap,i(e.roughnessMap,t.roughnessMapTransform)),e.envMap&&(t.envMapIntensity.value=e.envMapIntensity)}(t,r),r.isMeshPhysicalMaterial&&function(t,e,n){t.ior.value=e.ior,e.sheen>0&&(t.sheenColor.value.copy(e.sheenColor).multiplyScalar(e.sheen),t.sheenRoughness.value=e.sheenRoughness,e.sheenColorMap&&(t.sheenColorMap.value=e.sheenColorMap,i(e.sheenColorMap,t.sheenColorMapTransform)),e.sheenRoughnessMap&&(t.sheenRoughnessMap.value=e.sheenRoughnessMap,i(e.sheenRoughnessMap,t.sheenRoughnessMapTransform))),e.clearcoat>0&&(t.clearcoat.value=e.clearcoat,t.clearcoatRoughness.value=e.clearcoatRoughness,e.clearcoatMap&&(t.clearcoatMap.value=e.clearcoatMap,i(e.clearcoatMap,t.clearcoatMapTransform)),e.clearcoatRoughnessMap&&(t.clearcoatRoughnessMap.value=e.clearcoatRoughnessMap,i(e.clearcoatRoughnessMap,t.clearcoatRoughnessMapTransform)),e.clearcoatNormalMap&&(t.clearcoatNormalMap.value=e.clearcoatNormalMap,i(e.clearcoatNormalMap,t.clearcoatNormalMapTransform),t.clearcoatNormalScale.value.copy(e.clearcoatNormalScale),1===e.side&&t.clearcoatNormalScale.value.negate())),e.dispersion>0&&(t.dispersion.value=e.dispersion),e.iridescence>0&&(t.iridescence.value=e.iridescence,t.iridescenceIOR.value=e.iridescenceIOR,t.iridescenceThicknessMinimum.value=e.iridescenceThicknessRange[0],t.iridescenceThicknessMaximum.value=e.iridescenceThicknessRange[1],e.iridescenceMap&&(t.iridescenceMap.value=e.iridescenceMap,i(e.iridescenceMap,t.iridescenceMapTransform)),e.iridescenceThicknessMap&&(t.iridescenceThicknessMap.value=e.iridescenceThicknessMap,i(e.iridescenceThicknessMap,t.iridescenceThicknessMapTransform))),e.transmission>0&&(t.transmission.value=e.transmission,t.transmissionSamplerMap.value=n.texture,t.transmissionSamplerSize.value.set(n.width,n.height),e.transmissionMap&&(t.transmissionMap.value=e.transmissionMap,i(e.transmissionMap,t.transmissionMapTransform)),t.thickness.value=e.thickness,e.thicknessMap&&(t.thicknessMap.value=e.thicknessMap,i(e.thicknessMap,t.thicknessMapTransform)),t.attenuationDistance.value=e.attenuationDistance,t.attenuationColor.value.copy(e.attenuationColor)),e.anisotropy>0&&(t.anisotropyVector.value.set(e.anisotropy*Math.cos(e.anisotropyRotation),e.anisotropy*Math.sin(e.anisotropyRotation)),e.anisotropyMap&&(t.anisotropyMap.value=e.anisotropyMap,i(e.anisotropyMap,t.anisotropyMapTransform))),t.specularIntensity.value=e.specularIntensity,t.specularColor.value.copy(e.specularColor),e.specularColorMap&&(t.specularColorMap.value=e.specularColorMap,i(e.specularColorMap,t.specularColorMapTransform)),e.specularIntensityMap&&(t.specularIntensityMap.value=e.specularIntensityMap,i(e.specularIntensityMap,t.specularIntensityMapTransform))}(t,r,o)):r.isMeshMatcapMaterial?(n(t,r),function(t,e){e.matcap&&(t.matcap.value=e.matcap)}(t,r)):r.isMeshDepthMaterial?n(t,r):r.isMeshDistanceMaterial?(n(t,r),function(t,i){const n=e.get(i).light;t.referencePosition.value.setFromMatrixPosition(n.matrixWorld),t.nearDistance.value=n.shadow.camera.near,t.farDistance.value=n.shadow.camera.far}(t,r)):r.isMeshNormalMaterial?n(t,r):r.isLineBasicMaterial?(function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,e.map&&(t.map.value=e.map,i(e.map,t.mapTransform))}(t,r),r.isLineDashedMaterial&&function(t,e){t.dashSize.value=e.dashSize,t.totalSize.value=e.dashSize+e.gapSize,t.scale.value=e.scale}(t,r)):r.isPointsMaterial?function(t,e,n,r){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.size.value=e.size*n,t.scale.value=.5*r,e.map&&(t.map.value=e.map,i(e.map,t.uvTransform)),e.alphaMap&&(t.alphaMap.value=e.alphaMap,i(e.alphaMap,t.alphaMapTransform)),e.alphaTest>0&&(t.alphaTest.value=e.alphaTest)}(t,r,s,a):r.isSpriteMaterial?function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.rotation.value=e.rotation,e.map&&(t.map.value=e.map,i(e.map,t.mapTransform)),e.alphaMap&&(t.alphaMap.value=e.alphaMap,i(e.alphaMap,t.alphaMapTransform)),e.alphaTest>0&&(t.alphaTest.value=e.alphaTest)}(t,r):r.isShadowMaterial?(t.color.value.copy(r.color),t.opacity.value=r.opacity):r.isShaderMaterial&&(r.uniformsNeedUpdate=!1)}}}function Qd(t,e,i,n){let r={},s={},a=[];const o=t.getParameter(t.MAX_UNIFORM_BUFFER_BINDINGS);function l(t,e,i,n){const r=t.value,s=e+"_"+i;if(void 0===n[s])return n[s]="number"==typeof r||"boolean"==typeof r?r:r.clone(),!0;{const t=n[s];if("number"==typeof r||"boolean"==typeof r){if(t!==r)return n[s]=r,!0}else if(!1===t.equals(r))return t.copy(r),!0}return!1}function h(t){const e={boundary:0,storage:0};return"number"==typeof t||"boolean"==typeof t?(e.boundary=4,e.storage=4):t.isVector2?(e.boundary=8,e.storage=8):t.isVector3||t.isColor?(e.boundary=16,e.storage=12):t.isVector4?(e.boundary=16,e.storage=16):t.isMatrix3?(e.boundary=48,e.storage=48):t.isMatrix4?(e.boundary=64,e.storage=64):t.isTexture?console.warn("THREE.WebGLRenderer: Texture samplers can not be part of an uniforms group."):console.warn("THREE.WebGLRenderer: Unsupported uniform value type.",t),e}function c(e){const i=e.target;i.removeEventListener("dispose",c);const n=a.indexOf(i.__bindingPointIndex);a.splice(n,1),t.deleteBuffer(r[i.id]),delete r[i.id],delete s[i.id]}return{bind:function(t,e){const i=e.program;n.uniformBlockBinding(t,i)},update:function(i,u){let d=r[i.id];void 0===d&&(function(t){const e=t.uniforms;let i=0;for(let t=0,n=e.length;t0&&(i+=16-n),t.__size=i,t.__cache={}}(i),d=function(e){const i=function(){for(let t=0;t=0;--e)t[e].stop();return this}update(t){t*=this.timeScale;const e=this._actions,i=this._nActiveActions,n=this.time+=t,r=Math.sign(t),s=this._accuIndex^=1;for(let a=0;a!==i;++a)e[a]._update(n,t,r,s);const a=this._bindings,o=this._nActiveBindings;for(let t=0;t!==o;++t)a[t].apply(s);return this}setTime(t){this.time=0;for(let t=0;t=r){const s=r++,h=t[s];e[h.uuid]=l,t[l]=h,e[o]=s,t[s]=a;for(let t=0,e=n;t!==e;++t){const e=i[t],n=e[s],r=e[l];e[l]=n,e[s]=r}}}this.nCachedObjects_=r}uncache(){const t=this._objects,e=this._indicesByUUID,i=this._bindings,n=i.length;let r=this.nCachedObjects_,s=t.length;for(let a=0,o=arguments.length;a!==o;++a){const o=arguments[a].uuid,l=e[o];if(void 0!==l)if(delete e[o],l0&&(e[a.uuid]=l),t[l]=a,t.pop();for(let t=0,e=n;t!==e;++t){const e=i[t];e[l]=e[r],e.pop()}}}this.nCachedObjects_=r}subscribe_(t,e){const i=this._bindingsIndicesByPath;let n=i[t];const r=this._bindings;if(void 0!==n)return r[n];const s=this._paths,a=this._parsedPaths,o=this._objects,l=o.length,h=this.nCachedObjects_,c=new Array(l);n=r.length,i[t]=n,s.push(t),a.push(e),r.push(c);for(let i=h,n=o.length;i!==n;++i){const n=o[i];c[i]=new Fh(n,t,e)}return c}unsubscribe_(t){const e=this._bindingsIndicesByPath,i=e[t];if(void 0!==i){const n=this._paths,r=this._parsedPaths,s=this._bindings,a=s.length-1,o=s[a];e[t[a]]=i,s[i]=o,s.pop(),r[i]=r[a],r.pop(),n[i]=n[a],n.pop()}}},e.AnimationUtils=class{static convertArray(t,e){return ul(t,e)}static isTypedArray(t){return dl(t)}static getKeyframeOrder(t){return pl(t)}static sortedArray(t,e,i){return ml(t,e,i)}static flattenJSON(t,e,i,n){fl(t,e,i,n)}static subclip(t,e,i,n,r=30){return function(t,e,i,n,r=30){const s=t.clone();s.name=e;const a=[];for(let t=0;t=n)){l.push(e.times[t]);for(let i=0;is.tracks[t].times[0]&&(o=s.tracks[t].times[0]);for(let t=0;t=n.times[u]){const t=u*l+o,e=t+l-o;d=n.values.slice(t,e)}else{const t=n.createInterpolant(),e=o,i=l-o;t.evaluate(s),d=t.resultBuffer.slice(e,i)}"quaternion"===r&&(new De).fromArray(d).normalize().conjugate().toArray(d);const p=a.times.length;for(let t=0;t.99999)this.quaternion.set(0,0,0,1);else if(t.y<-.99999)this.quaternion.set(1,0,0,0);else{gc.set(t.z,0,-t.x).normalize();const e=Math.acos(t.y);this.quaternion.setFromAxisAngle(gc,e)}}setLength(t,e=.2*t,i=.2*e){this.line.scale.set(1,Math.max(1e-4,t-e),1),this.line.updateMatrix(),this.cone.scale.set(i,e,i),this.cone.position.y=t,this.cone.updateMatrix()}setColor(t){this.line.material.color.set(t),this.cone.material.color.set(t)}copy(t){return super.copy(t,!1),this.line.copy(t.line),this.cone.copy(t.cone),this}dispose(){this.line.geometry.dispose(),this.line.material.dispose(),this.cone.geometry.dispose(),this.cone.material.dispose()}},e.AttachedBindMode=L,e.Audio=wh,e.AudioAnalyser=class{constructor(t,e=2048){this.analyser=t.context.createAnalyser(),this.analyser.fftSize=e,this.data=new Uint8Array(this.analyser.frequencyBinCount),t.getOutput().connect(this.analyser)}getFrequencyData(){return this.analyser.getByteFrequencyData(this.data),this.data}getAverageFrequency(){let t=0;const e=this.getFrequencyData();for(let i=0;i=this.min.x&&t.x<=this.max.x&&t.y>=this.min.y&&t.y<=this.max.y}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y))}intersectsBox(t){return t.max.x>=this.min.x&&t.min.x<=this.max.x&&t.max.y>=this.min.y&&t.min.y<=this.max.y}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return this.clampPoint(t,qh).distanceTo(t)}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}},e.Box3=ui,e.Box3Helper=class extends fa{constructor(t,e=16776960){const i=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),n=new tr;n.setIndex(new Gn(i,1)),n.setAttribute("position",new Xn([1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,-1,-1,1,-1,-1,-1,-1,1,-1,-1],3)),super(n,new na({color:e,toneMapped:!1})),this.box=t,this.type="Box3Helper",this.geometry.computeBoundingSphere()}updateMatrixWorld(t){const e=this.box;e.isEmpty()||(e.getCenter(this.position),e.getSize(this.scale),this.scale.multiplyScalar(.5),super.updateMatrixWorld(t))}dispose(){this.geometry.dispose(),this.material.dispose()}},e.BoxGeometry=mr,e.BoxHelper=class extends fa{constructor(t,e=16776960){const i=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),n=new Float32Array(24),r=new tr;r.setIndex(new Gn(i,1)),r.setAttribute("position",new Gn(n,3)),super(r,new na({color:e,toneMapped:!1})),this.object=t,this.type="BoxHelper",this.matrixAutoUpdate=!1,this.update()}update(){if(void 0!==this.object&&fc.setFromObject(this.object),fc.isEmpty())return;const t=fc.min,e=fc.max,i=this.geometry.attributes.position,n=i.array;n[0]=e.x,n[1]=e.y,n[2]=e.z,n[3]=t.x,n[4]=e.y,n[5]=e.z,n[6]=t.x,n[7]=t.y,n[8]=e.z,n[9]=e.x,n[10]=t.y,n[11]=e.z,n[12]=e.x,n[13]=e.y,n[14]=t.z,n[15]=t.x,n[16]=e.y,n[17]=t.z,n[18]=t.x,n[19]=t.y,n[20]=t.z,n[21]=e.x,n[22]=t.y,n[23]=t.z,i.needsUpdate=!0,this.geometry.computeBoundingSphere()}setFromObject(t){return this.object=t,this.update(),this}copy(t,e){return super.copy(t,e),this.object=t.object,this}dispose(){this.geometry.dispose(),this.material.dispose()}},e.BufferAttribute=Gn,e.BufferGeometry=tr,e.BufferGeometryLoader=lh,e.ByteType=J,e.Cache=Pl,e.Camera=xr,e.CameraHelper=class extends fa{constructor(t){const e=new tr,i=new na({color:16777215,vertexColors:!0,toneMapped:!1}),n=[],r=[],s={};function a(t,e){o(t),o(e)}function o(t){n.push(0,0,0),r.push(0,0,0),void 0===s[t]&&(s[t]=[]),s[t].push(n.length/3-1)}a("n1","n2"),a("n2","n4"),a("n4","n3"),a("n3","n1"),a("f1","f2"),a("f2","f4"),a("f4","f3"),a("f3","f1"),a("n1","f1"),a("n2","f2"),a("n3","f3"),a("n4","f4"),a("p","n1"),a("p","n2"),a("p","n3"),a("p","n4"),a("u1","u2"),a("u2","u3"),a("u3","u1"),a("c","t"),a("p","c"),a("cn1","cn2"),a("cn3","cn4"),a("cf1","cf2"),a("cf3","cf4"),e.setAttribute("position",new Xn(n,3)),e.setAttribute("color",new Xn(r,3)),super(e,i),this.type="CameraHelper",this.camera=t,this.camera.updateProjectionMatrix&&this.camera.updateProjectionMatrix(),this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1,this.pointMap=s,this.update();const l=new In(16755200),h=new In(16711680),c=new In(43775),u=new In(16777215),d=new In(3355443);this.setColors(l,h,c,u,d)}setColors(t,e,i,n,r){const s=this.geometry.getAttribute("color");return s.setXYZ(0,t.r,t.g,t.b),s.setXYZ(1,t.r,t.g,t.b),s.setXYZ(2,t.r,t.g,t.b),s.setXYZ(3,t.r,t.g,t.b),s.setXYZ(4,t.r,t.g,t.b),s.setXYZ(5,t.r,t.g,t.b),s.setXYZ(6,t.r,t.g,t.b),s.setXYZ(7,t.r,t.g,t.b),s.setXYZ(8,t.r,t.g,t.b),s.setXYZ(9,t.r,t.g,t.b),s.setXYZ(10,t.r,t.g,t.b),s.setXYZ(11,t.r,t.g,t.b),s.setXYZ(12,t.r,t.g,t.b),s.setXYZ(13,t.r,t.g,t.b),s.setXYZ(14,t.r,t.g,t.b),s.setXYZ(15,t.r,t.g,t.b),s.setXYZ(16,t.r,t.g,t.b),s.setXYZ(17,t.r,t.g,t.b),s.setXYZ(18,t.r,t.g,t.b),s.setXYZ(19,t.r,t.g,t.b),s.setXYZ(20,t.r,t.g,t.b),s.setXYZ(21,t.r,t.g,t.b),s.setXYZ(22,t.r,t.g,t.b),s.setXYZ(23,t.r,t.g,t.b),s.setXYZ(24,e.r,e.g,e.b),s.setXYZ(25,e.r,e.g,e.b),s.setXYZ(26,e.r,e.g,e.b),s.setXYZ(27,e.r,e.g,e.b),s.setXYZ(28,e.r,e.g,e.b),s.setXYZ(29,e.r,e.g,e.b),s.setXYZ(30,e.r,e.g,e.b),s.setXYZ(31,e.r,e.g,e.b),s.setXYZ(32,i.r,i.g,i.b),s.setXYZ(33,i.r,i.g,i.b),s.setXYZ(34,i.r,i.g,i.b),s.setXYZ(35,i.r,i.g,i.b),s.setXYZ(36,i.r,i.g,i.b),s.setXYZ(37,i.r,i.g,i.b),s.setXYZ(38,n.r,n.g,n.b),s.setXYZ(39,n.r,n.g,n.b),s.setXYZ(40,r.r,r.g,r.b),s.setXYZ(41,r.r,r.g,r.b),s.setXYZ(42,r.r,r.g,r.b),s.setXYZ(43,r.r,r.g,r.b),s.setXYZ(44,r.r,r.g,r.b),s.setXYZ(45,r.r,r.g,r.b),s.setXYZ(46,r.r,r.g,r.b),s.setXYZ(47,r.r,r.g,r.b),s.setXYZ(48,r.r,r.g,r.b),s.setXYZ(49,r.r,r.g,r.b),s.needsUpdate=!0,this}update(){const t=this.geometry,e=this.pointMap;let i,n;if(pc.projectionMatrixInverse.copy(this.camera.projectionMatrixInverse),!0===this.camera.reversedDepth)i=1,n=0;else if(this.camera.coordinateSystem===ve)i=-1,n=1;else{if(this.camera.coordinateSystem!==ye)throw new Error("THREE.CameraHelper.update(): Invalid coordinate system: "+this.camera.coordinateSystem);i=0,n=1}mc("c",e,t,pc,0,0,i),mc("t",e,t,pc,0,0,n),mc("n1",e,t,pc,-1,-1,i),mc("n2",e,t,pc,1,-1,i),mc("n3",e,t,pc,-1,1,i),mc("n4",e,t,pc,1,1,i),mc("f1",e,t,pc,-1,-1,n),mc("f2",e,t,pc,1,-1,n),mc("f3",e,t,pc,-1,1,n),mc("f4",e,t,pc,1,1,n),mc("u1",e,t,pc,.7,1.1,i),mc("u2",e,t,pc,-.7,1.1,i),mc("u3",e,t,pc,0,2,i),mc("cf1",e,t,pc,-1,0,n),mc("cf2",e,t,pc,1,0,n),mc("cf3",e,t,pc,0,-1,n),mc("cf4",e,t,pc,0,1,n),mc("cn1",e,t,pc,-1,0,i),mc("cn2",e,t,pc,1,0,i),mc("cn3",e,t,pc,0,-1,i),mc("cn4",e,t,pc,0,1,i),t.getAttribute("position").needsUpdate=!0}dispose(){this.geometry.dispose(),this.material.dispose()}},e.CanvasTexture=class extends si{constructor(t,e,i,n,r,s,a,o,l){super(t,e,i,n,r,s,a,o,l),this.isCanvasTexture=!0,this.needsUpdate=!0}},e.CapsuleGeometry=Aa,e.CatmullRomCurve3=Xa,e.CineonToneMapping=3,e.CircleGeometry=Ca,e.ClampToEdgeWrapping=V,e.Clock=yh,e.Color=In,e.ColorKeyframeTrack=bl,e.ColorManagement=Ze,e.CompressedArrayTexture=class extends wa{constructor(t,e,i,n,r,s){super(t,e,i,r,s),this.isCompressedArrayTexture=!0,this.image.depth=n,this.wrapR=V,this.layerUpdates=new Set}addLayerUpdate(t){this.layerUpdates.add(t)}clearLayerUpdates(){this.layerUpdates.clear()}},e.CompressedCubeTexture=class extends wa{constructor(t,e,i){super(void 0,t[0].width,t[0].height,e,i,N),this.isCompressedCubeTexture=!0,this.isCubeTexture=!0,this.image=t}},e.CompressedTexture=wa,e.CompressedTextureLoader=class extends Dl{constructor(t){super(t)}load(t,e,i,n){const r=this,s=[],a=new wa,o=new 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createImageBitmap(t,Object.assign(r.options,{colorSpaceConversion:"none"}))})).then((function(i){return Pl.add(`image-bitmap:${t}`,i),e&&e(i),r.manager.itemEnd(t),i})).catch((function(e){n&&n(e),dh.set(o,e),Pl.remove(`image-bitmap:${t}`),r.manager.itemError(t),r.manager.itemEnd(t)}));Pl.add(`image-bitmap:${t}`,o),r.manager.itemStart(t)}abort(){return this._abortController.abort(),this._abortController=new AbortController,this}},e.ImageLoader=zl,e.ImageUtils=Qe,e.IncrementStencilOp=7682,e.IncrementWrapStencilOp=34055,e.InstancedBufferAttribute=vs,e.InstancedBufferGeometry=oh,e.InstancedInterleavedBuffer=class extends Nr{constructor(t,e,i=1){super(t,e),this.isInstancedInterleavedBuffer=!0,this.meshPerAttribute=i}copy(t){return super.copy(t),this.meshPerAttribute=t.meshPerAttribute,this}clone(t){const e=super.clone(t);return e.meshPerAttribute=this.meshPerAttribute,e}toJSON(t){const e=super.toJSON(t);return e.isInstancedInterleavedBuffer=!0,e.meshPerAttribute=this.meshPerAttribute,e}},e.InstancedMesh=Es,e.Int16BufferAttribute=class extends Gn{constructor(t,e,i){super(new Int16Array(t),e,i)}},e.Int32BufferAttribute=class extends Gn{constructor(t,e,i){super(new Int32Array(t),e,i)}},e.Int8BufferAttribute=class extends Gn{constructor(t,e,i){super(new 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e.copy(a).add(Jh.multiplyScalar(r)),i.copy(o).add(Kh.multiplyScalar(s)),e.sub(i),e.dot(e)}applyMatrix4(t){return this.start.applyMatrix4(t),this.end.applyMatrix4(t),this}equals(t){return t.start.equals(this.start)&&t.end.equals(this.end)}clone(){return(new this.constructor).copy(this)}},e.LineBasicMaterial=na,e.LineCurve=$a,e.LineCurve3=Qa,e.LineDashedMaterial=cl,e.LineLoop=ga,e.LineSegments=fa,e.LinearFilter=X,e.LinearInterpolant=vl,e.LinearMipMapLinearFilter=1008,e.LinearMipMapNearestFilter=1007,e.LinearMipmapLinearFilter=Y,e.LinearMipmapNearestFilter=q,e.LinearSRGBColorSpace=re,e.LinearToneMapping=1,e.LinearTransfer=se,e.Loader=Dl,e.LoaderUtils=ah,e.LoadingManager=Il,e.LoopOnce=2200,e.LoopPingPong=2202,e.LoopRepeat=2201,e.MOUSE={LEFT:0,MIDDLE:1,RIGHT:2,ROTATE:0,DOLLY:1,PAN:2},e.Material=Un,e.MaterialLoader=sh,e.MathUtils=Ie,e.Matrix2=Xh,e.Matrix3=Fe,e.Matrix4=zi,e.MaxEquation=104,e.Mesh=dr,e.MeshBasicMaterial=Nn,e.MeshDepthMaterial=ol,e.MeshDistanceMaterial=ll,e.MeshLambertMaterial=al,e.MeshMatcapMaterial=hl,e.MeshNormalMaterial=sl,e.MeshPhongMaterial=nl,e.MeshPhysicalMaterial=il,e.MeshStandardMaterial=el,e.MeshToonMaterial=rl,e.MinEquation=103,e.MirroredRepeatWrapping=H,e.MixOperation=1,e.MultiplyBlending=4,e.MultiplyOperation=0,e.NearestFilter=G,e.NearestMipMapLinearFilter=1005,e.NearestMipMapNearestFilter=1004,e.NearestMipmapLinearFilter=j,e.NearestMipmapNearestFilter=W,e.NeutralToneMapping=7,e.NeverCompare=512,e.NeverDepth=0,e.NeverStencilFunc=512,e.NoBlending=0,e.NoColorSpace=ie,e.NoToneMapping=0,e.NormalAnimationBlendMode=2500,e.NormalBlending=1,e.NotEqualCompare=517,e.NotEqualDepth=7,e.NotEqualStencilFunc=517,e.NumberKeyframeTrack=Sl,e.Object3D=dn,e.ObjectLoader=class extends Dl{constructor(t){super(t)}load(t,e,i,n){const r=this,s=""===this.path?ah.extractUrlBase(t):this.path;this.resourcePath=this.resourcePath||s;const a=new Ol(this.manager);a.setPath(this.path),a.setRequestHeader(this.requestHeader),a.setWithCredentials(this.withCredentials),a.load(t,(function(i){let s=null;try{s=JSON.parse(i)}catch(e){return void 0!==n&&n(e),void console.error("THREE:ObjectLoader: Can't parse "+t+".",e.message)}const a=s.metadata;if(void 0===a||void 0===a.type||"geometry"===a.type.toLowerCase())return void 0!==n&&n(new Error("THREE.ObjectLoader: Can't load "+t)),void console.error("THREE.ObjectLoader: Can't load "+t);r.parse(s,e)}),i,n)}async loadAsync(t,e){const i=""===this.path?ah.extractUrlBase(t):this.path;this.resourcePath=this.resourcePath||i;const n=new Ol(this.manager);n.setPath(this.path),n.setRequestHeader(this.requestHeader),n.setWithCredentials(this.withCredentials);const r=await n.loadAsync(t,e),s=JSON.parse(r),a=s.metadata;if(void 0===a||void 0===a.type||"geometry"===a.type.toLowerCase())throw new Error("THREE.ObjectLoader: Can't load "+t);return await this.parseAsync(s)}parse(t,e){const i=this.parseAnimations(t.animations),n=this.parseShapes(t.shapes),r=this.parseGeometries(t.geometries,n),s=this.parseImages(t.images,(function(){void 0!==e&&e(l)})),a=this.parseTextures(t.textures,s),o=this.parseMaterials(t.materials,a),l=this.parseObject(t.object,r,o,a,i),h=this.parseSkeletons(t.skeletons,l);if(this.bindSkeletons(l,h),this.bindLightTargets(l),void 0!==e){let t=!1;for(const e in s)if(s[e].data instanceof HTMLImageElement){t=!0;break}!1===t&&e(l)}return l}async parseAsync(t){const e=this.parseAnimations(t.animations),i=this.parseShapes(t.shapes),n=this.parseGeometries(t.geometries,i),r=await this.parseImagesAsync(t.images),s=this.parseTextures(t.textures,r),a=this.parseMaterials(t.materials,s),o=this.parseObject(t.object,n,a,s,e),l=this.parseSkeletons(t.skeletons,o);return this.bindSkeletons(o,l),this.bindLightTargets(o),o}parseShapes(t){const e={};if(void 0!==t)for(let i=0,n=t.length;i0){const i=new Il(e);r=new zl(i),r.setCrossOrigin(this.crossOrigin);for(let e=0,i=t.length;e0){n=new zl(this.manager),n.setCrossOrigin(this.crossOrigin);for(let e=0,n=t.length;e{let e=null,i=null;return void 0!==t.boundingBox&&(e=(new ui).fromJSON(t.boundingBox)),void 0!==t.boundingSphere&&(i=(new Ri).fromJSON(t.boundingSphere)),{...t,boundingBox:e,boundingSphere:i}})),s._instanceInfo=t.instanceInfo,s._availableInstanceIds=t._availableInstanceIds,s._availableGeometryIds=t._availableGeometryIds,s._nextIndexStart=t.nextIndexStart,s._nextVertexStart=t.nextVertexStart,s._geometryCount=t.geometryCount,s._maxInstanceCount=t.maxInstanceCount,s._maxVertexCount=t.maxVertexCount,s._maxIndexCount=t.maxIndexCount,s._geometryInitialized=t.geometryInitialized,s._matricesTexture=c(t.matricesTexture.uuid),s._indirectTexture=c(t.indirectTexture.uuid),void 0!==t.colorsTexture&&(s._colorsTexture=c(t.colorsTexture.uuid)),void 0!==t.boundingSphere&&(s.boundingSphere=(new Ri).fromJSON(t.boundingSphere)),void 0!==t.boundingBox&&(s.boundingBox=(new ui).fromJSON(t.boundingBox));break;case"LOD":s=new is;break;case"Line":s=new ua(l(t.geometry),h(t.material));break;case"LineLoop":s=new ga(l(t.geometry),h(t.material));break;case"LineSegments":s=new fa(l(t.geometry),h(t.material));break;case"PointCloud":case"Points":s=new ba(l(t.geometry),h(t.material));break;case"Sprite":s=new $r(h(t.material));break;case"Group":s=new Rr;break;case"Bone":s=new ps;break;default:s=new dn}if(s.uuid=t.uuid,void 0!==t.name&&(s.name=t.name),void 0!==t.matrix?(s.matrix.fromArray(t.matrix),void 0!==t.matrixAutoUpdate&&(s.matrixAutoUpdate=t.matrixAutoUpdate),s.matrixAutoUpdate&&s.matrix.decompose(s.position,s.quaternion,s.scale)):(void 0!==t.position&&s.position.fromArray(t.position),void 0!==t.rotation&&s.rotation.fromArray(t.rotation),void 0!==t.quaternion&&s.quaternion.fromArray(t.quaternion),void 0!==t.scale&&s.scale.fromArray(t.scale)),void 0!==t.up&&s.up.fromArray(t.up),void 0!==t.castShadow&&(s.castShadow=t.castShadow),void 0!==t.receiveShadow&&(s.receiveShadow=t.receiveShadow),t.shadow&&(void 0!==t.shadow.intensity&&(s.shadow.intensity=t.shadow.intensity),void 0!==t.shadow.bias&&(s.shadow.bias=t.shadow.bias),void 0!==t.shadow.normalBias&&(s.shadow.normalBias=t.shadow.normalBias),void 0!==t.shadow.radius&&(s.shadow.radius=t.shadow.radius),void 0!==t.shadow.mapSize&&s.shadow.mapSize.fromArray(t.shadow.mapSize),void 0!==t.shadow.camera&&(s.shadow.camera=this.parseObject(t.shadow.camera))),void 0!==t.visible&&(s.visible=t.visible),void 0!==t.frustumCulled&&(s.frustumCulled=t.frustumCulled),void 0!==t.renderOrder&&(s.renderOrder=t.renderOrder),void 0!==t.userData&&(s.userData=t.userData),void 0!==t.layers&&(s.layers.mask=t.layers),void 0!==t.children){const a=t.children;for(let t=0;t1)for(let i=0;iNumber.EPSILON){if(l<0&&(i=e[s],o=-o,a=e[r],l=-l),t.ya.y)continue;if(t.y===i.y){if(t.x===i.x)return!0}else{const e=l*(t.x-i.x)-o*(t.y-i.y);if(0===e)return!0;if(e<0)continue;n=!n}}else{if(t.y!==i.y)continue;if(a.x<=t.x&&t.x<=i.x||i.x<=t.x&&t.x<=a.x)return!0}}return n}const i=Uo.isClockWise,n=this.subPaths;if(0===n.length)return[];let r,s,a;const o=[];if(1===n.length)return s=n[0],a=new ao,a.curves=s.curves,o.push(a),o;let l=!i(n[0].getPoints());l=t?!l:l;const h=[],c=[];let u,d,p=[],m=0;c[m]=void 0,p[m]=[];for(let e=0,a=n.length;e1){let t=!1,i=0;for(let t=0,e=c.length;t0&&!1===t&&(p=h)}for(let t=0,e=c.length;te?(t.repeat.x=1,t.repeat.y=i/e,t.offset.x=0,t.offset.y=(1-t.repeat.y)/2):(t.repeat.x=e/i,t.repeat.y=1,t.offset.x=(1-t.repeat.x)/2,t.offset.y=0),t}(t,e)}static cover(t,e){return function(t,e){const i=t.image&&t.image.width?t.image.width/t.image.height:1;return i>e?(t.repeat.x=e/i,t.repeat.y=1,t.offset.x=(1-t.repeat.x)/2,t.offset.y=0):(t.repeat.x=1,t.repeat.y=i/e,t.offset.x=0,t.offset.y=(1-t.repeat.y)/2),t}(t,e)}static fill(t){return function(t){return t.repeat.x=1,t.repeat.y=1,t.offset.x=0,t.offset.y=0,t}(t)}static getByteLength(t,e,i,n){return yc(t,e,i,n)}},e.Timer=class{constructor(){this._previousTime=0,this._currentTime=0,this._startTime=performance.now(),this._delta=0,this._elapsed=0,this._timescale=1,this._document=null,this._pageVisibilityHandler=null}connect(t){this._document=t,void 0!==t.hidden&&(this._pageVisibilityHandler=jh.bind(this),t.addEventListener("visibilitychange",this._pageVisibilityHandler,!1))}disconnect(){null!==this._pageVisibilityHandler&&(this._document.removeEventListener("visibilitychange",this._pageVisibilityHandler),this._pageVisibilityHandler=null),this._document=null}getDelta(){return this._delta/1e3}getElapsed(){return this._elapsed/1e3}getTimescale(){return this._timescale}setTimescale(t){return this._timescale=t,this}reset(){return this._currentTime=performance.now()-this._startTime,this}dispose(){this.disconnect()}update(t){return null!==this._pageVisibilityHandler&&!0===this._document.hidden?this._delta=0:(this._previousTime=this._currentTime,this._currentTime=(void 0!==t?t:performance.now())-this._startTime,this._delta=(this._currentTime-this._previousTime)*this._timescale,this._elapsed+=this._delta),this}},e.TimestampQuery={COMPUTE:"compute",RENDER:"render"},e.TorusGeometry=qo,e.TorusKnotGeometry=Yo,e.Triangle=En,e.TriangleFanDrawMode=2,e.TriangleStripDrawMode=1,e.TrianglesDrawMode=0,e.TubeGeometry=Zo,e.UVMapping=U,e.Uint16BufferAttribute=Wn,e.Uint32BufferAttribute=jn,e.Uint8BufferAttribute=class extends Gn{constructor(t,e,i){super(new Uint8Array(t),e,i)}},e.Uint8ClampedBufferAttribute=class extends Gn{constructor(t,e,i){super(new Uint8ClampedArray(t),e,i)}},e.Uniform=kh,e.UniformsGroup=class extends xe{constructor(){super(),this.isUniformsGroup=!0,Object.defineProperty(this,"id",{value:Vh++}),this.name="",this.usage=ge,this.uniforms=[]}add(t){return this.uniforms.push(t),this}remove(t){const e=this.uniforms.indexOf(t);return-1!==e&&this.uniforms.splice(e,1),this}setName(t){return this.name=t,this}setUsage(t){return this.usage=t,this}dispose(){this.dispatchEvent({type:"dispose"})}copy(t){this.name=t.name,this.usage=t.usage;const e=t.uniforms;this.uniforms.length=0;for(let t=0,i=e.length;t0),u=!!i.morphAttributes.position,d=!!i.morphAttributes.normal,p=!!i.morphAttributes.color;let m=0;n.toneMapped&&(null!==T&&!0!==T.isXRRenderTarget||(m=x.toneMapping));const f=i.morphAttributes.position||i.morphAttributes.normal||i.morphAttributes.color,g=void 0!==f?f.length:0,v=ot.get(n),y=_.state.lights;if(!0===V&&(!0===H||t!==E)){const e=t===E&&n.id===w;Mt.setState(n,t,e)}let M=!1;n.version===v.__version?v.needsLights&&v.lightsStateVersion!==y.state.version||v.outputColorSpace!==o||r.isBatchedMesh&&!1===v.batching?M=!0:r.isBatchedMesh||!0!==v.batching?r.isBatchedMesh&&!0===v.batchingColor&&null===r.colorTexture||r.isBatchedMesh&&!1===v.batchingColor&&null!==r.colorTexture||r.isInstancedMesh&&!1===v.instancing?M=!0:r.isInstancedMesh||!0!==v.instancing?r.isSkinnedMesh&&!1===v.skinning?M=!0:r.isSkinnedMesh||!0!==v.skinning?r.isInstancedMesh&&!0===v.instancingColor&&null===r.instanceColor||r.isInstancedMesh&&!1===v.instancingColor&&null!==r.instanceColor||r.isInstancedMesh&&!0===v.instancingMorph&&null===r.morphTexture||r.isInstancedMesh&&!1===v.instancingMorph&&null!==r.morphTexture||v.envMap!==l||!0===n.fog&&v.fog!==s?M=!0:void 0===v.numClippingPlanes||v.numClippingPlanes===Mt.numPlanes&&v.numIntersection===Mt.numIntersection?(v.vertexAlphas!==h||v.vertexTangents!==c||v.morphTargets!==u||v.morphNormals!==d||v.morphColors!==p||v.toneMapping!==m||v.morphTargetsCount!==g)&&(M=!0):M=!0:M=!0:M=!0:M=!0:(M=!0,v.__version=n.version);let b=v.currentProgram;!0===M&&(b=Yt(n,e,r));let S=!1,A=!1,C=!1;const R=b.getUniforms(),P=v.uniforms;if(et.useProgram(b.program)&&(S=!0,A=!0,C=!0),n.id!==w&&(w=n.id,A=!0),S||E!==t){et.buffers.depth.getReversed()&&!0!==t.reversedDepth&&(t._reversedDepth=!0,t.updateProjectionMatrix()),R.setValue(Pt,"projectionMatrix",t.projectionMatrix),R.setValue(Pt,"viewMatrix",t.matrixWorldInverse);const e=R.map.cameraPosition;void 0!==e&&e.setValue(Pt,W.setFromMatrixPosition(t.matrixWorld)),Q.logarithmicDepthBuffer&&R.setValue(Pt,"logDepthBufFC",2/(Math.log(t.far+1)/Math.LN2)),(n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshLambertMaterial||n.isMeshBasicMaterial||n.isMeshStandardMaterial||n.isShaderMaterial)&&R.setValue(Pt,"isOrthographic",!0===t.isOrthographicCamera),E!==t&&(E=t,A=!0,C=!0)}if(r.isSkinnedMesh){R.setOptional(Pt,r,"bindMatrix"),R.setOptional(Pt,r,"bindMatrixInverse");const t=r.skeleton;t&&(null===t.boneTexture&&t.computeBoneTexture(),R.setValue(Pt,"boneTexture",t.boneTexture,lt))}r.isBatchedMesh&&(R.setOptional(Pt,r,"batchingTexture"),R.setValue(Pt,"batchingTexture",r._matricesTexture,lt),R.setOptional(Pt,r,"batchingIdTexture"),R.setValue(Pt,"batchingIdTexture",r._indirectTexture,lt),R.setOptional(Pt,r,"batchingColorTexture"),null!==r._colorsTexture&&R.setValue(Pt,"batchingColorTexture",r._colorsTexture,lt));const I=i.morphAttributes;var L,N;if(void 0===I.position&&void 0===I.normal&&void 0===I.color||Tt.update(r,i,b),(A||v.receiveShadow!==r.receiveShadow)&&(v.receiveShadow=r.receiveShadow,R.setValue(Pt,"receiveShadow",r.receiveShadow)),n.isMeshGouraudMaterial&&null!==n.envMap&&(P.envMap.value=l,P.flipEnvMap.value=l.isCubeTexture&&!1===l.isRenderTargetTexture?-1:1),n.isMeshStandardMaterial&&null===n.envMap&&null!==e.environment&&(P.envMapIntensity.value=e.environmentIntensity),A&&(R.setValue(Pt,"toneMappingExposure",x.toneMappingExposure),v.needsLights&&(N=C,(L=P).ambientLightColor.needsUpdate=N,L.lightProbe.needsUpdate=N,L.directionalLights.needsUpdate=N,L.directionalLightShadows.needsUpdate=N,L.pointLights.needsUpdate=N,L.pointLightShadows.needsUpdate=N,L.spotLights.needsUpdate=N,L.spotLightShadows.needsUpdate=N,L.rectAreaLights.needsUpdate=N,L.hemisphereLights.needsUpdate=N),s&&!0===n.fog&&vt.refreshFogUniforms(P,s),vt.refreshMaterialUniforms(P,n,U,D,_.state.transmissionRenderTarget[t.id]),od.upload(Pt,Zt(v),P,lt)),n.isShaderMaterial&&!0===n.uniformsNeedUpdate&&(od.upload(Pt,Zt(v),P,lt),n.uniformsNeedUpdate=!1),n.isSpriteMaterial&&R.setValue(Pt,"center",r.center),R.setValue(Pt,"modelViewMatrix",r.modelViewMatrix),R.setValue(Pt,"normalMatrix",r.normalMatrix),R.setValue(Pt,"modelMatrix",r.matrixWorld),n.isShaderMaterial||n.isRawShaderMaterial){const t=n.uniformsGroups;for(let e=0,i=t.length;e{function i(){n.forEach((function(t){ot.get(t).currentProgram.isReady()&&n.delete(t)})),0!==n.size?setTimeout(i,10):e(t)}null!==K.get("KHR_parallel_shader_compile")?i():setTimeout(i,10)}))};let Bt=null;function kt(){Ht.stop()}function Vt(){Ht.start()}const Ht=new xc;function Gt(t,e,i,n){if(!1===t.visible)return;if(t.layers.test(e.layers))if(t.isGroup)i=t.renderOrder;else if(t.isLOD)!0===t.autoUpdate&&t.update(e);else if(t.isLight)_.pushLight(t),t.castShadow&&_.pushShadow(t);else if(t.isSprite){if(!t.frustumCulled||k.intersectsSprite(t)){n&&j.setFromMatrixPosition(t.matrixWorld).applyMatrix4(G);const e=mt.update(t),r=t.material;r.visible&&g.push(t,e,r,i,j.z,null)}}else if((t.isMesh||t.isLine||t.isPoints)&&(!t.frustumCulled||k.intersectsObject(t))){const e=mt.update(t),r=t.material;if(n&&(void 0!==t.boundingSphere?(null===t.boundingSphere&&t.computeBoundingSphere(),j.copy(t.boundingSphere.center)):(null===e.boundingSphere&&e.computeBoundingSphere(),j.copy(e.boundingSphere.center)),j.applyMatrix4(t.matrixWorld).applyMatrix4(G)),Array.isArray(r)){const n=e.groups;for(let s=0,a=n.length;s0&&Xt(r,e,i),s.length>0&&Xt(s,e,i),a.length>0&&Xt(a,e,i),et.buffers.depth.setTest(!0),et.buffers.depth.setMask(!0),et.buffers.color.setMask(!0),et.setPolygonOffset(!1)}function jt(t,e,i,n){if(null!==(!0===i.isScene?i.overrideMaterial:null))return;void 0===_.state.transmissionRenderTarget[n.id]&&(_.state.transmissionRenderTarget[n.id]=new li(1,1,{generateMipmaps:!0,type:K.has("EXT_color_buffer_half_float")||K.has("EXT_color_buffer_float")?it:Z,minFilter:Y,samples:4,stencilBuffer:s,resolveDepthBuffer:!1,resolveStencilBuffer:!1,colorSpace:Ze.workingColorSpace}));const r=_.state.transmissionRenderTarget[n.id],a=n.viewport||A;r.setSize(a.z*x.transmissionResolutionScale,a.w*x.transmissionResolutionScale);const o=x.getRenderTarget(),l=x.getActiveCubeFace(),h=x.getActiveMipmapLevel();x.setRenderTarget(r),x.getClearColor(P),I=x.getClearAlpha(),I<1&&x.setClearColor(16777215,.5),x.clear(),q&&St.render(i);const c=x.toneMapping;x.toneMapping=0;const u=n.viewport;if(void 0!==n.viewport&&(n.viewport=void 0),_.setupLightsView(n),!0===V&&Mt.setGlobalState(x.clippingPlanes,n),Xt(t,i,n),lt.updateMultisampleRenderTarget(r),lt.updateRenderTargetMipmap(r),!1===K.has("WEBGL_multisampled_render_to_texture")){let t=!1;for(let r=0,s=e.length;r0)for(let e=0,s=i.length;e0&&jt(n,r,t,e),q&&St.render(t),Wt(g,t,e);null!==T&&0===S&&(lt.updateMultisampleRenderTarget(T),lt.updateRenderTargetMipmap(T)),!0===t.isScene&&t.onAfterRender(x,t,e),Ct.resetDefaultState(),w=-1,E=null,y.pop(),y.length>0?(_=y[y.length-1],!0===V&&Mt.setGlobalState(x.clippingPlanes,_.state.camera)):_=null,v.pop(),g=v.length>0?v[v.length-1]:null},this.getActiveCubeFace=function(){return b},this.getActiveMipmapLevel=function(){return S},this.getRenderTarget=function(){return T},this.setRenderTargetTextures=function(t,e,i){const n=ot.get(t);n.__autoAllocateDepthBuffer=!1===t.resolveDepthBuffer,!1===n.__autoAllocateDepthBuffer&&(n.__useRenderToTexture=!1),ot.get(t.texture).__webglTexture=e,ot.get(t.depthTexture).__webglTexture=n.__autoAllocateDepthBuffer?void 0:i,n.__hasExternalTextures=!0},this.setRenderTargetFramebuffer=function(t,e){const i=ot.get(t);i.__webglFramebuffer=e,i.__useDefaultFramebuffer=void 0===e};const Kt=Pt.createFramebuffer();this.setRenderTarget=function(t,e=0,i=0){T=t,b=e,S=i;let n=!0,r=null,s=!1,a=!1;if(t){const o=ot.get(t);if(void 0!==o.__useDefaultFramebuffer)et.bindFramebuffer(Pt.FRAMEBUFFER,null),n=!1;else if(void 0===o.__webglFramebuffer)lt.setupRenderTarget(t);else if(o.__hasExternalTextures)lt.rebindTextures(t,ot.get(t.texture).__webglTexture,ot.get(t.depthTexture).__webglTexture);else if(t.depthBuffer){const e=t.depthTexture;if(o.__boundDepthTexture!==e){if(null!==e&&ot.has(e)&&(t.width!==e.image.width||t.height!==e.image.height))throw new Error("WebGLRenderTarget: Attached DepthTexture is initialized to the incorrect size.");lt.setupDepthRenderbuffer(t)}}const l=t.texture;(l.isData3DTexture||l.isDataArrayTexture||l.isCompressedArrayTexture)&&(a=!0);const h=ot.get(t).__webglFramebuffer;t.isWebGLCubeRenderTarget?(r=Array.isArray(h[e])?h[e][i]:h[e],s=!0):r=t.samples>0&&!1===lt.useMultisampledRTT(t)?ot.get(t).__webglMultisampledFramebuffer:Array.isArray(h)?h[i]:h,A.copy(t.viewport),C.copy(t.scissor),R=t.scissorTest}else A.copy(F).multiplyScalar(U).floor(),C.copy(z).multiplyScalar(U).floor(),R=B;if(0!==i&&(r=Kt),et.bindFramebuffer(Pt.FRAMEBUFFER,r)&&n&&et.drawBuffers(t,r),et.viewport(A),et.scissor(C),et.setScissorTest(R),s){const n=ot.get(t.texture);Pt.framebufferTexture2D(Pt.FRAMEBUFFER,Pt.COLOR_ATTACHMENT0,Pt.TEXTURE_CUBE_MAP_POSITIVE_X+e,n.__webglTexture,i)}else if(a){const n=e;for(let e=0;e=0&&e<=t.width-n&&i>=0&&i<=t.height-r&&(t.textures.length>1&&Pt.readBuffer(Pt.COLOR_ATTACHMENT0+o),Pt.readPixels(e,i,n,r,At.convert(l),At.convert(h),s))}finally{const t=null!==T?ot.get(T).__webglFramebuffer:null;et.bindFramebuffer(Pt.FRAMEBUFFER,t)}}},this.readRenderTargetPixelsAsync=async function(t,e,i,n,r,s,a,o=0){if(!t||!t.isWebGLRenderTarget)throw new Error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let l=ot.get(t).__webglFramebuffer;if(t.isWebGLCubeRenderTarget&&void 0!==a&&(l=l[a]),l){if(e>=0&&e<=t.width-n&&i>=0&&i<=t.height-r){et.bindFramebuffer(Pt.FRAMEBUFFER,l);const a=t.textures[o],h=a.format,c=a.type;if(!Q.textureFormatReadable(h))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in RGBA or implementation defined format.");if(!Q.textureTypeReadable(c))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in UnsignedByteType or implementation defined type.");const u=Pt.createBuffer();Pt.bindBuffer(Pt.PIXEL_PACK_BUFFER,u),Pt.bufferData(Pt.PIXEL_PACK_BUFFER,s.byteLength,Pt.STREAM_READ),t.textures.length>1&&Pt.readBuffer(Pt.COLOR_ATTACHMENT0+o),Pt.readPixels(e,i,n,r,At.convert(h),At.convert(c),0);const d=null!==T?ot.get(T).__webglFramebuffer:null;et.bindFramebuffer(Pt.FRAMEBUFFER,d);const p=Pt.fenceSync(Pt.SYNC_GPU_COMMANDS_COMPLETE,0);return Pt.flush(),await function(t,e){return new Promise((function(i,n){setTimeout((function r(){switch(t.clientWaitSync(e,t.SYNC_FLUSH_COMMANDS_BIT,0)){case t.WAIT_FAILED:n();break;case t.TIMEOUT_EXPIRED:setTimeout(r,4);break;default:i()}}),4)}))}(Pt,p),Pt.bindBuffer(Pt.PIXEL_PACK_BUFFER,u),Pt.getBufferSubData(Pt.PIXEL_PACK_BUFFER,0,s),Pt.deleteBuffer(u),Pt.deleteSync(p),s}throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: requested read bounds are out of range.")}},this.copyFramebufferToTexture=function(t,e=null,i=0){const n=Math.pow(2,-i),r=Math.floor(t.image.width*n),s=Math.floor(t.image.height*n),a=null!==e?e.x:0,o=null!==e?e.y:0;lt.setTexture2D(t,0),Pt.copyTexSubImage2D(Pt.TEXTURE_2D,i,0,0,a,o,r,s),et.unbindTexture()};const $t=Pt.createFramebuffer(),Qt=Pt.createFramebuffer();this.copyTextureToTexture=function(t,e,i=null,n=null,r=0,s=null){let a,o,l,h,c,u,d,p,m;null===s&&(0!==r?(je("WebGLRenderer: copyTextureToTexture function signature has changed to support src and dst mipmap levels."),s=r,r=0):s=0);const f=t.isCompressedTexture?t.mipmaps[s]:t.image;if(null!==i)a=i.max.x-i.min.x,o=i.max.y-i.min.y,l=i.isBox3?i.max.z-i.min.z:1,h=i.min.x,c=i.min.y,u=i.isBox3?i.min.z:0;else{const e=Math.pow(2,-r);a=Math.floor(f.width*e),o=Math.floor(f.height*e),l=t.isDataArrayTexture?f.depth:t.isData3DTexture?Math.floor(f.depth*e):1,h=0,c=0,u=0}null!==n?(d=n.x,p=n.y,m=n.z):(d=0,p=0,m=0);const g=At.convert(e.format),_=At.convert(e.type);let v;e.isData3DTexture?(lt.setTexture3D(e,0),v=Pt.TEXTURE_3D):e.isDataArrayTexture||e.isCompressedArrayTexture?(lt.setTexture2DArray(e,0),v=Pt.TEXTURE_2D_ARRAY):(lt.setTexture2D(e,0),v=Pt.TEXTURE_2D),Pt.pixelStorei(Pt.UNPACK_FLIP_Y_WEBGL,e.flipY),Pt.pixelStorei(Pt.UNPACK_PREMULTIPLY_ALPHA_WEBGL,e.premultiplyAlpha),Pt.pixelStorei(Pt.UNPACK_ALIGNMENT,e.unpackAlignment);const y=Pt.getParameter(Pt.UNPACK_ROW_LENGTH),x=Pt.getParameter(Pt.UNPACK_IMAGE_HEIGHT),M=Pt.getParameter(Pt.UNPACK_SKIP_PIXELS),b=Pt.getParameter(Pt.UNPACK_SKIP_ROWS),S=Pt.getParameter(Pt.UNPACK_SKIP_IMAGES);Pt.pixelStorei(Pt.UNPACK_ROW_LENGTH,f.width),Pt.pixelStorei(Pt.UNPACK_IMAGE_HEIGHT,f.height),Pt.pixelStorei(Pt.UNPACK_SKIP_PIXELS,h),Pt.pixelStorei(Pt.UNPACK_SKIP_ROWS,c),Pt.pixelStorei(Pt.UNPACK_SKIP_IMAGES,u);const T=t.isDataArrayTexture||t.isData3DTexture,w=e.isDataArrayTexture||e.isData3DTexture;if(t.isDepthTexture){const i=ot.get(t),n=ot.get(e),f=ot.get(i.__renderTarget),g=ot.get(n.__renderTarget);et.bindFramebuffer(Pt.READ_FRAMEBUFFER,f.__webglFramebuffer),et.bindFramebuffer(Pt.DRAW_FRAMEBUFFER,g.__webglFramebuffer);for(let i=0;i{Object.defineProperty(e,"__esModule",{value:!0}),e.BlochSphere=void 0;const n=i(996),r=i(757),s=i(589),a=i(342),o=i(819),l=i(357),h=i(186);class c extends h.Group{constructor(t=5,e=7,i=4){return super(),this.radius=t,this.hMeridians=e,this.vMeridians=i,this.addSphere(),this.addHorizontalMeridians(),this.addVerticalMeridians(),this.addAxes(),this.addLabels(),this}addVector(t,e,i){const n=new l.StateVector(t,e,i,this.radius);this.add(n)}addSphere(){const t=new r.Sphere(this.radius);this.add(t)}addAxes(){const t=new s.Axes(this.radius);this.add(t)}addHorizontalMeridians(){const t=new a.Meridians(this.radius,this.hMeridians,n.Orientation.HORIZONTAL);this.add(t)}addVerticalMeridians(){const t=new a.Meridians(this.radius,this.vMeridians,n.Orientation.VERTICAL);this.add(t)}addLabels(){const t=.5,e={"|+⟩":new h.Vector3(this.radius+t,0,0),"|-⟩":new h.Vector3(-this.radius-t,0,0),"|i⟩":new h.Vector3(0,0,-this.radius-t),"|-i⟩":new h.Vector3(0,0,this.radius+t),"|0⟩":new h.Vector3(0,this.radius+t,0),"|1⟩":new h.Vector3(0,-this.radius-t,0)},i=new o.Labels(e);this.add(i)}}e.BlochSphere=c},342:(t,e,i)=>{Object.defineProperty(e,"__esModule",{value:!0}),e.Meridians=void 0;const n=i(186),r=i(996);class s extends n.Group{constructor(t,e,i){switch(super(),this.color="gray",this.radius=t,this.orientation=i,i){case r.Orientation.HORIZONTAL:return this.numCircles=this.sanitizeCircleInput(e),this.createHorizontalChordMeridians(this.radius,this.numCircles),this;case r.Orientation.VERTICAL:return this.numCircles=this.sanitizeCircleInput(e),this.createVerticalMeridians(this.radius,this.numCircles),this;default:throw new Error("Invalid orientation input in Meridians constructor")}}createHorizontalChordMeridians(t,e){if(0===e)return;let i;i=e%2!=0?e-1:e;const n=i/2;let s;s=1===e?0:t-.5*t/5;const a=[0];for(let t=s;t>0;t-=s/n)a.push(t),a.push(-t);for(const e of a){const i=Math.pow(t,2),n=Math.pow(e,2),s=Math.sqrt(i-n),a=this.curveDataWithRadius(s),o=this.createMeridianCurve(a),l=this.createMeridianLine(o,Math.PI/2,r.Orientation.HORIZONTAL,e);this.add(l)}}createVerticalMeridians(t,e){if(0===e)return;const i={anchorX:0,anchorY:0,radius:t,startAngle:0,endAngle:2*Math.PI,isClockwise:!1,rotation:0};for(let t=0;t300)throw new Error("Over 300 meridians are not supported");return Math.floor(t)}}e.Meridians=s},357:(t,e,i)=>{Object.defineProperty(e,"__esModule",{value:!0}),e.StateVector=void 0;const n=i(186);class r extends n.Group{constructor(t,e,i,n){return super(),this.x=t,this.y=e,this.z=i,this.blochSphereRadius=n,this.generateVector(this.x,this.y,this.z,this.blochSphereRadius),this}generateVector(t,e,i,r){const s=new n.Vector3(t,e,i),a=new n.Vector3(1,0,0),o=-Math.PI/2;s.applyAxisAngle(a,o);const l=new n.Vector3(0,0,0),h=l.distanceTo(s)*r,c=new n.ArrowHelper(s,l,h,"#800080",void 0,1);c.line.material.linewidth=20,this.add(c)}}e.StateVector=r},589:(t,e,i)=>{Object.defineProperty(e,"__esModule",{value:!0}),e.Axes=void 0;const n=i(186);class r extends n.Group{constructor(t){return super(),this.xAxisColor="#1f51ff",this.yAxisColor="#ff3131",this.zAxisColor="#39ff14",this.halfLength=t,this.generateAxes(),this}generateAxes(){const t=[new n.Vector3(-this.halfLength,0,0),new n.Vector3(this.halfLength,0,0)],e=[new n.Vector3(0,0,-this.halfLength),new n.Vector3(0,0,this.halfLength)],i=[new n.Vector3(0,-this.halfLength,0),new n.Vector3(0,this.halfLength,0)],r={x:this.asLine({points:t,hexColor:this.xAxisColor,lineWidth:1.5}),y:this.asLine({points:e,hexColor:this.yAxisColor,lineWidth:1.5}),z:this.asLine({points:i,hexColor:this.zAxisColor,lineWidth:1.5})};this.add(r.x),this.add(r.y),this.add(r.z)}asLine(t){return new n.Line((new n.BufferGeometry).setFromPoints(t.points),new n.LineDashedMaterial({color:t.hexColor,linewidth:t.lineWidth,scale:1,dashSize:.1,gapSize:.1})).computeLineDistances()}}e.Axes=r},757:(t,e,i)=>{Object.defineProperty(e,"__esModule",{value:!0}),e.Sphere=void 0;const n=i(186);class r extends n.Group{constructor(t){if(super(),t<1)throw new Error("The radius of a Sphere must be greater than or equal to 1");return this.radius=t,this.createSphere(this.radius),this}createSphere(t){const e=new n.SphereGeometry(t,32,32),i=new n.MeshNormalMaterial({opacity:.6,transparent:!0}),r=new n.Mesh(e,i);r.geometry.computeVertexNormals(),this.add(r)}}e.Sphere=r},819:(t,e,i)=>{Object.defineProperty(e,"__esModule",{value:!0}),e.Label=e.Labels=void 0;const n=i(186);class r extends n.Group{constructor(t){return super(),this.labels=t,this.generateLabels(this.labels),this}generateLabels(t){for(const[e,i]of Object.entries(t))this.add(new s(e,i))}}e.Labels=r;class s extends n.Sprite{constructor(t,e){const 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this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y)}copy(t){return this.x=t.x,this.y=t.y,this}add(t){return this.x+=t.x,this.y+=t.y,this}addScalar(t){return this.x+=t,this.y+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this}subScalar(t){return this.x-=t,this.y-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this}multiply(t){return this.x*=t.x,this.y*=t.y,this}multiplyScalar(t){return this.x*=t,this.y*=t,this}divide(t){return this.x/=t.x,this.y/=t.y,this}divideScalar(t){return this.multiplyScalar(1/t)}applyMatrix3(t){const e=this.x,n=this.y,i=t.elements;return this.x=i[0]*e+i[3]*n+i[6],this.y=i[1]*e+i[4]*n+i[7],this}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this}clamp(t,e){return this.x=fe(this.x,t.x,e.x),this.y=fe(this.y,t.y,e.y),this}clampScalar(t,e){return this.x=fe(this.x,t,e),this.y=fe(this.y,t,e),this}clampLength(t,e){const n=this.length();return this.divideScalar(n||1).multiplyScalar(fe(n,t,e))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this}negate(){return this.x=-this.x,this.y=-this.y,this}dot(t){return this.x*t.x+this.y*t.y}cross(t){return this.x*t.y-this.y*t.x}lengthSq(){return this.x*this.x+this.y*this.y}length(){return Math.sqrt(this.x*this.x+this.y*this.y)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)}normalize(){return this.divideScalar(this.length()||1)}angle(){return 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this.x=Math.random(),this.y=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y}}class Me{constructor(t=0,e=0,n=0,i=1){this.isQuaternion=!0,this._x=t,this._y=e,this._z=n,this._w=i}static slerpFlat(t,e,n,i,r,a,s){let o=n[i+0],l=n[i+1],c=n[i+2],h=n[i+3];const u=r[a+0],d=r[a+1],p=r[a+2],f=r[a+3];if(0===s)return t[e+0]=o,t[e+1]=l,t[e+2]=c,void(t[e+3]=h);if(1===s)return t[e+0]=u,t[e+1]=d,t[e+2]=p,void(t[e+3]=f);if(h!==f||o!==u||l!==d||c!==p){let t=1-s;const e=o*u+l*d+c*p+h*f,n=e>=0?1:-1,i=1-e*e;if(i>Number.EPSILON){const r=Math.sqrt(i),a=Math.atan2(r,e*n);t=Math.sin(t*a)/r,s=Math.sin(s*a)/r}const r=s*n;if(o=o*t+u*r,l=l*t+d*r,c=c*t+p*r,h=h*t+f*r,t===1-s){const t=1/Math.sqrt(o*o+l*l+c*c+h*h);o*=t,l*=t,c*=t,h*=t}}t[e]=o,t[e+1]=l,t[e+2]=c,t[e+3]=h}static multiplyQuaternionsFlat(t,e,n,i,r,a){const s=n[i],o=n[i+1],l=n[i+2],c=n[i+3],h=r[a],u=r[a+1],d=r[a+2],p=r[a+3];return t[e]=s*p+c*h+o*d-l*u,t[e+1]=o*p+c*u+l*h-s*d,t[e+2]=l*p+c*d+s*u-o*h,t[e+3]=c*p-s*h-o*u-l*d,t}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get w(){return this._w}set w(t){this._w=t,this._onChangeCallback()}set(t,e,n,i){return this._x=t,this._y=e,this._z=n,this._w=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(t){return this._x=t.x,this._y=t.y,this._z=t.z,this._w=t.w,this._onChangeCallback(),this}setFromEuler(t,e=!0){const n=t._x,i=t._y,r=t._z,a=t._order,s=Math.cos,o=Math.sin,l=s(n/2),c=s(i/2),h=s(r/2),u=o(n/2),d=o(i/2),p=o(r/2);switch(a){case"XYZ":this._x=u*c*h+l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h-u*d*p;break;case"YXZ":this._x=u*c*h+l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h+u*d*p;break;case"ZXY":this._x=u*c*h-l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h-u*d*p;break;case"ZYX":this._x=u*c*h-l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h+u*d*p;break;case"YZX":this._x=u*c*h+l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h-u*d*p;break;case"XZY":this._x=u*c*h-l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h+u*d*p;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+a)}return!0===e&&this._onChangeCallback(),this}setFromAxisAngle(t,e){const n=e/2,i=Math.sin(n);return this._x=t.x*i,this._y=t.y*i,this._z=t.z*i,this._w=Math.cos(n),this._onChangeCallback(),this}setFromRotationMatrix(t){const e=t.elements,n=e[0],i=e[4],r=e[8],a=e[1],s=e[5],o=e[9],l=e[2],c=e[6],h=e[10],u=n+s+h;if(u>0){const t=.5/Math.sqrt(u+1);this._w=.25/t,this._x=(c-o)*t,this._y=(r-l)*t,this._z=(a-i)*t}else if(n>s&&n>h){const t=2*Math.sqrt(1+n-s-h);this._w=(c-o)/t,this._x=.25*t,this._y=(i+a)/t,this._z=(r+l)/t}else if(s>h){const t=2*Math.sqrt(1+s-n-h);this._w=(r-l)/t,this._x=(i+a)/t,this._y=.25*t,this._z=(o+c)/t}else{const t=2*Math.sqrt(1+h-n-s);this._w=(a-i)/t,this._x=(r+l)/t,this._y=(o+c)/t,this._z=.25*t}return this._onChangeCallback(),this}setFromUnitVectors(t,e){let n=t.dot(e)+1;return n<1e-8?(n=0,Math.abs(t.x)>Math.abs(t.z)?(this._x=-t.y,this._y=t.x,this._z=0,this._w=n):(this._x=0,this._y=-t.z,this._z=t.y,this._w=n)):(this._x=t.y*e.z-t.z*e.y,this._y=t.z*e.x-t.x*e.z,this._z=t.x*e.y-t.y*e.x,this._w=n),this.normalize()}angleTo(t){return 2*Math.acos(Math.abs(fe(this.dot(t),-1,1)))}rotateTowards(t,e){const n=this.angleTo(t);if(0===n)return this;const i=Math.min(1,e/n);return this.slerp(t,i),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let t=this.length();return 0===t?(this._x=0,this._y=0,this._z=0,this._w=1):(t=1/t,this._x=this._x*t,this._y=this._y*t,this._z=this._z*t,this._w=this._w*t),this._onChangeCallback(),this}multiply(t){return this.multiplyQuaternions(this,t)}premultiply(t){return this.multiplyQuaternions(t,this)}multiplyQuaternions(t,e){const n=t._x,i=t._y,r=t._z,a=t._w,s=e._x,o=e._y,l=e._z,c=e._w;return this._x=n*c+a*s+i*l-r*o,this._y=i*c+a*o+r*s-n*l,this._z=r*c+a*l+n*o-i*s,this._w=a*c-n*s-i*o-r*l,this._onChangeCallback(),this}slerp(t,e){if(0===e)return this;if(1===e)return this.copy(t);const n=this._x,i=this._y,r=this._z,a=this._w;let s=a*t._w+n*t._x+i*t._y+r*t._z;if(s<0?(this._w=-t._w,this._x=-t._x,this._y=-t._y,this._z=-t._z,s=-s):this.copy(t),s>=1)return this._w=a,this._x=n,this._y=i,this._z=r,this;const o=1-s*s;if(o<=Number.EPSILON){const t=1-e;return this._w=t*a+e*this._w,this._x=t*n+e*this._x,this._y=t*i+e*this._y,this._z=t*r+e*this._z,this.normalize(),this}const l=Math.sqrt(o),c=Math.atan2(l,s),h=Math.sin((1-e)*c)/l,u=Math.sin(e*c)/l;return this._w=a*h+this._w*u,this._x=n*h+this._x*u,this._y=i*h+this._y*u,this._z=r*h+this._z*u,this._onChangeCallback(),this}slerpQuaternions(t,e,n){return this.copy(t).slerp(e,n)}random(){const t=2*Math.PI*Math.random(),e=2*Math.PI*Math.random(),n=Math.random(),i=Math.sqrt(1-n),r=Math.sqrt(n);return this.set(i*Math.sin(t),i*Math.cos(t),r*Math.sin(e),r*Math.cos(e))}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w}fromArray(t,e=0){return this._x=t[e],this._y=t[e+1],this._z=t[e+2],this._w=t[e+3],this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._w,t}fromBufferAttribute(t,e){return this._x=t.getX(e),this._y=t.getY(e),this._z=t.getZ(e),this._w=t.getW(e),this._onChangeCallback(),this}toJSON(){return this.toArray()}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class Se{constructor(t=0,e=0,n=0){Se.prototype.isVector3=!0,this.x=t,this.y=e,this.z=n}set(t,e,n){return void 0===n&&(n=this.z),this.x=t,this.y=e,this.z=n,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setComponent(t,e){switch(t){case 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n=t.x,i=t.y,r=t.z,a=e.x,s=e.y,o=e.z;return this.x=i*o-r*s,this.y=r*a-n*o,this.z=n*s-i*a,this}projectOnVector(t){const e=t.lengthSq();if(0===e)return this.set(0,0,0);const n=t.dot(this)/e;return this.copy(t).multiplyScalar(n)}projectOnPlane(t){return ye.copy(this).projectOnVector(t),this.sub(ye)}reflect(t){return this.sub(ye.copy(t).multiplyScalar(2*this.dot(t)))}angleTo(t){const e=Math.sqrt(this.lengthSq()*t.lengthSq());if(0===e)return Math.PI/2;const n=this.dot(t)/e;return Math.acos(fe(n,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,n=this.y-t.y,i=this.z-t.z;return e*e+n*n+i*i}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)}setFromSpherical(t){return this.setFromSphericalCoords(t.radius,t.phi,t.theta)}setFromSphericalCoords(t,e,n){const i=Math.sin(e)*t;return this.x=i*Math.sin(n),this.y=Math.cos(e)*t,this.z=i*Math.cos(n),this}setFromCylindrical(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)}setFromCylindricalCoords(t,e,n){return this.x=t*Math.sin(e),this.y=n,this.z=t*Math.cos(e),this}setFromMatrixPosition(t){const e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this}setFromMatrixScale(t){const e=this.setFromMatrixColumn(t,0).length(),n=this.setFromMatrixColumn(t,1).length(),i=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=n,this.z=i,this}setFromMatrixColumn(t,e){return this.fromArray(t.elements,4*e)}setFromMatrix3Column(t,e){return this.fromArray(t.elements,3*e)}setFromEuler(t){return this.x=t._x,this.y=t._y,this.z=t._z,this}setFromColor(t){return this.x=t.r,this.y=t.g,this.z=t.b,this}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const t=Math.random()*Math.PI*2,e=2*Math.random()-1,n=Math.sqrt(1-e*e);return this.x=n*Math.cos(t),this.y=e,this.z=n*Math.sin(t),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const ye=new Se,Ee=new Me;class Te{constructor(t,e,n,i,r,a,s,o,l){Te.prototype.isMatrix3=!0,this.elements=[1,0,0,0,1,0,0,0,1],void 0!==t&&this.set(t,e,n,i,r,a,s,o,l)}set(t,e,n,i,r,a,s,o,l){const c=this.elements;return c[0]=t,c[1]=i,c[2]=s,c[3]=e,c[4]=r,c[5]=o,c[6]=n,c[7]=a,c[8]=l,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(t){const e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],this}extractBasis(t,e,n){return t.setFromMatrix3Column(this,0),e.setFromMatrix3Column(this,1),n.setFromMatrix3Column(this,2),this}setFromMatrix4(t){const e=t.elements;return this.set(e[0],e[4],e[8],e[1],e[5],e[9],e[2],e[6],e[10]),this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const n=t.elements,i=e.elements,r=this.elements,a=n[0],s=n[3],o=n[6],l=n[1],c=n[4],h=n[7],u=n[2],d=n[5],p=n[8],f=i[0],m=i[3],g=i[6],_=i[1],v=i[4],x=i[7],M=i[2],S=i[5],y=i[8];return r[0]=a*f+s*_+o*M,r[3]=a*m+s*v+o*S,r[6]=a*g+s*x+o*y,r[1]=l*f+c*_+h*M,r[4]=l*m+c*v+h*S,r[7]=l*g+c*x+h*y,r[2]=u*f+d*_+p*M,r[5]=u*m+d*v+p*S,r[8]=u*g+d*x+p*y,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[3]*=t,e[6]*=t,e[1]*=t,e[4]*=t,e[7]*=t,e[2]*=t,e[5]*=t,e[8]*=t,this}determinant(){const t=this.elements,e=t[0],n=t[1],i=t[2],r=t[3],a=t[4],s=t[5],o=t[6],l=t[7],c=t[8];return e*a*c-e*s*l-n*r*c+n*s*o+i*r*l-i*a*o}invert(){const t=this.elements,e=t[0],n=t[1],i=t[2],r=t[3],a=t[4],s=t[5],o=t[6],l=t[7],c=t[8],h=c*a-s*l,u=s*o-c*r,d=l*r-a*o,p=e*h+n*u+i*d;if(0===p)return this.set(0,0,0,0,0,0,0,0,0);const f=1/p;return t[0]=h*f,t[1]=(i*l-c*n)*f,t[2]=(s*n-i*a)*f,t[3]=u*f,t[4]=(c*e-i*o)*f,t[5]=(i*r-s*e)*f,t[6]=d*f,t[7]=(n*o-l*e)*f,t[8]=(a*e-n*r)*f,this}transpose(){let t;const e=this.elements;return t=e[1],e[1]=e[3],e[3]=t,t=e[2],e[2]=e[6],e[6]=t,t=e[5],e[5]=e[7],e[7]=t,this}getNormalMatrix(t){return this.setFromMatrix4(t).invert().transpose()}transposeIntoArray(t){const e=this.elements;return t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8],this}setUvTransform(t,e,n,i,r,a,s){const o=Math.cos(r),l=Math.sin(r);return this.set(n*o,n*l,-n*(o*a+l*s)+a+t,-i*l,i*o,-i*(-l*a+o*s)+s+e,0,0,1),this}scale(t,e){return this.premultiply(be.makeScale(t,e)),this}rotate(t){return this.premultiply(be.makeRotation(-t)),this}translate(t,e){return this.premultiply(be.makeTranslation(t,e)),this}makeTranslation(t,e){return t.isVector2?this.set(1,0,t.x,0,1,t.y,0,0,1):this.set(1,0,t,0,1,e,0,0,1),this}makeRotation(t){const e=Math.cos(t),n=Math.sin(t);return this.set(e,-n,0,n,e,0,0,0,1),this}makeScale(t,e){return this.set(t,0,0,0,e,0,0,0,1),this}equals(t){const e=this.elements,n=t.elements;for(let i=0;i<9;i++)if(e[i]!==n[i])return!1;return!0}fromArray(t,e=0){for(let n=0;n<9;n++)this.elements[n]=t[n+e];return this}toArray(t=[],e=0){const n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t}clone(){return(new this.constructor).fromArray(this.elements)}}const be=new Te;function we(t){for(let e=t.length-1;e>=0;--e)if(t[e]>=65535)return!0;return!1}function Ae(t){return document.createElementNS("http://www.w3.org/1999/xhtml",t)}function Re(){const t=Ae("canvas");return t.style.display="block",t}const Ce={};function Pe(t){t in Ce||(Ce[t]=!0,console.warn(t))}const Le=(new Te).set(.4123908,.3575843,.1804808,.212639,.7151687,.0721923,.0193308,.1191948,.9505322),De=(new Te).set(3.2409699,-1.5373832,-.4986108,-.9692436,1.8759675,.0415551,.0556301,-.203977,1.0569715);function Ue(){const t={enabled:!0,workingColorSpace:Yt,spaces:{},convert:function(t,e,n){return!1!==this.enabled&&e!==n&&e&&n?(this.spaces[e].transfer===Zt&&(t.r=Ne(t.r),t.g=Ne(t.g),t.b=Ne(t.b)),this.spaces[e].primaries!==this.spaces[n].primaries&&(t.applyMatrix3(this.spaces[e].toXYZ),t.applyMatrix3(this.spaces[n].fromXYZ)),this.spaces[n].transfer===Zt&&(t.r=Oe(t.r),t.g=Oe(t.g),t.b=Oe(t.b)),t):t},workingToColorSpace:function(t,e){return this.convert(t,this.workingColorSpace,e)},colorSpaceToWorking:function(t,e){return this.convert(t,e,this.workingColorSpace)},getPrimaries:function(t){return this.spaces[t].primaries},getTransfer:function(t){return t===Xt?qt:this.spaces[t].transfer},getLuminanceCoefficients:function(t,e=this.workingColorSpace){return t.fromArray(this.spaces[e].luminanceCoefficients)},define:function(t){Object.assign(this.spaces,t)},_getMatrix:function(t,e,n){return t.copy(this.spaces[e].toXYZ).multiply(this.spaces[n].fromXYZ)},_getDrawingBufferColorSpace:function(t){return this.spaces[t].outputColorSpaceConfig.drawingBufferColorSpace},_getUnpackColorSpace:function(t=this.workingColorSpace){return this.spaces[t].workingColorSpaceConfig.unpackColorSpace},fromWorkingColorSpace:function(e,n){return Pe("THREE.ColorManagement: .fromWorkingColorSpace() has been renamed to .workingToColorSpace()."),t.workingToColorSpace(e,n)},toWorkingColorSpace:function(e,n){return Pe("THREE.ColorManagement: .toWorkingColorSpace() has been renamed to .colorSpaceToWorking()."),t.colorSpaceToWorking(e,n)}},e=[.64,.33,.3,.6,.15,.06],n=[.2126,.7152,.0722],i=[.3127,.329];return t.define({[Yt]:{primaries:e,whitePoint:i,transfer:qt,toXYZ:Le,fromXYZ:De,luminanceCoefficients:n,workingColorSpaceConfig:{unpackColorSpace:jt},outputColorSpaceConfig:{drawingBufferColorSpace:jt}},[jt]:{primaries:e,whitePoint:i,transfer:Zt,toXYZ:Le,fromXYZ:De,luminanceCoefficients:n,outputColorSpaceConfig:{drawingBufferColorSpace:jt}}}),t}const Ie=Ue();function Ne(t){return t<.04045?.0773993808*t:Math.pow(.9478672986*t+.0521327014,2.4)}function Oe(t){return t<.0031308?12.92*t:1.055*Math.pow(t,.41666)-.055}let Fe;class Be{static getDataURL(t,e="image/png"){if(/^data:/i.test(t.src))return t.src;if("undefined"==typeof HTMLCanvasElement)return t.src;let n;if(t instanceof HTMLCanvasElement)n=t;else{void 0===Fe&&(Fe=Ae("canvas")),Fe.width=t.width,Fe.height=t.height;const e=Fe.getContext("2d");t instanceof ImageData?e.putImageData(t,0,0):e.drawImage(t,0,0,t.width,t.height),n=Fe}return n.toDataURL(e)}static sRGBToLinear(t){if("undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap){const e=Ae("canvas");e.width=t.width,e.height=t.height;const n=e.getContext("2d");n.drawImage(t,0,0,t.width,t.height);const i=n.getImageData(0,0,t.width,t.height),r=i.data;for(let t=0;t1),this.pmremVersion=0}get width(){return this.source.getSize(ke).x}get height(){return this.source.getSize(ke).y}get depth(){return this.source.getSize(ke).z}get image(){return this.source.data}set image(t=null){this.source.data=t}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}clone(){return(new this.constructor).copy(this)}copy(t){return this.name=t.name,this.source=t.source,this.mipmaps=t.mipmaps.slice(0),this.mapping=t.mapping,this.channel=t.channel,this.wrapS=t.wrapS,this.wrapT=t.wrapT,this.magFilter=t.magFilter,this.minFilter=t.minFilter,this.anisotropy=t.anisotropy,this.format=t.format,this.internalFormat=t.internalFormat,this.type=t.type,this.offset.copy(t.offset),this.repeat.copy(t.repeat),this.center.copy(t.center),this.rotation=t.rotation,this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrix.copy(t.matrix),this.generateMipmaps=t.generateMipmaps,this.premultiplyAlpha=t.premultiplyAlpha,this.flipY=t.flipY,this.unpackAlignment=t.unpackAlignment,this.colorSpace=t.colorSpace,this.renderTarget=t.renderTarget,this.isRenderTargetTexture=t.isRenderTargetTexture,this.isArrayTexture=t.isArrayTexture,this.userData=JSON.parse(JSON.stringify(t.userData)),this.needsUpdate=!0,this}setValues(t){for(const e in t){const n=t[e];if(void 0===n){console.warn(`THREE.Texture.setValues(): parameter '${e}' has value of undefined.`);continue}const i=this[e];void 0!==i?i&&n&&i.isVector2&&n.isVector2||i&&n&&i.isVector3&&n.isVector3||i&&n&&i.isMatrix3&&n.isMatrix3?i.copy(n):this[e]=n:console.warn(`THREE.Texture.setValues(): property '${e}' does not exist.`)}}toJSON(t){const e=void 0===t||"string"==typeof t;if(!e&&void 0!==t.textures[this.uuid])return t.textures[this.uuid];const n={metadata:{version:4.7,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(t).uuid,mapping:this.mapping,channel:this.channel,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,internalFormat:this.internalFormat,type:this.type,colorSpace:this.colorSpace,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,generateMipmaps:this.generateMipmaps,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return Object.keys(this.userData).length>0&&(n.userData=this.userData),e||(t.textures[this.uuid]=n),n}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(t){if(300!==this.mapping)return t;if(t.applyMatrix3(this.matrix),t.x<0||t.x>1)switch(this.wrapS){case V:t.x=t.x-Math.floor(t.x);break;case G:t.x=t.x<0?0:1;break;case k:1===Math.abs(Math.floor(t.x)%2)?t.x=Math.ceil(t.x)-t.x:t.x=t.x-Math.floor(t.x)}if(t.y<0||t.y>1)switch(this.wrapT){case V:t.y=t.y-Math.floor(t.y);break;case G:t.y=t.y<0?0:1;break;case k:1===Math.abs(Math.floor(t.y)%2)?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y)}return this.flipY&&(t.y=1-t.y),t}set needsUpdate(t){!0===t&&(this.version++,this.source.needsUpdate=!0)}set needsPMREMUpdate(t){!0===t&&this.pmremVersion++}}We.DEFAULT_IMAGE=null,We.DEFAULT_MAPPING=300,We.DEFAULT_ANISOTROPY=1;class Xe{constructor(t=0,e=0,n=0,i=1){Xe.prototype.isVector4=!0,this.x=t,this.y=e,this.z=n,this.w=i}get width(){return this.z}set width(t){this.z=t}get height(){return this.w}set height(t){this.w=t}set(t,e,n,i){return this.x=t,this.y=e,this.z=n,this.w=i,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this.w=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setW(t){return this.w=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;case 3:this.w=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this.w=void 0!==t.w?t.w:1,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this.w+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this.w=t.w+e.w,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this.w+=t.w*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this.w=t.w-e.w,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this.w*=t.w,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this}applyMatrix4(t){const e=this.x,n=this.y,i=this.z,r=this.w,a=t.elements;return this.x=a[0]*e+a[4]*n+a[8]*i+a[12]*r,this.y=a[1]*e+a[5]*n+a[9]*i+a[13]*r,this.z=a[2]*e+a[6]*n+a[10]*i+a[14]*r,this.w=a[3]*e+a[7]*n+a[11]*i+a[15]*r,this}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this.w/=t.w,this}divideScalar(t){return this.multiplyScalar(1/t)}setAxisAngleFromQuaternion(t){this.w=2*Math.acos(t.w);const e=Math.sqrt(1-t.w*t.w);return e<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=t.x/e,this.y=t.y/e,this.z=t.z/e),this}setAxisAngleFromRotationMatrix(t){let e,n,i,r;const a=.01,s=.1,o=t.elements,l=o[0],c=o[4],h=o[8],u=o[1],d=o[5],p=o[9],f=o[2],m=o[6],g=o[10];if(Math.abs(c-u)o&&t>_?t_?o1;this.dispose()}this.viewport.set(0,0,t,e),this.scissor.set(0,0,t,e)}clone(){return(new this.constructor).copy(this)}copy(t){this.width=t.width,this.height=t.height,this.depth=t.depth,this.scissor.copy(t.scissor),this.scissorTest=t.scissorTest,this.viewport.copy(t.viewport),this.textures.length=0;for(let e=0,n=t.textures.length;e=this.min.x&&t.x<=this.max.x&&t.y>=this.min.y&&t.y<=this.max.y&&t.z>=this.min.z&&t.z<=this.max.z}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y&&this.min.z<=t.min.z&&t.max.z<=this.max.z}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y),(t.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(t){return t.max.x>=this.min.x&&t.min.x<=this.max.x&&t.max.y>=this.min.y&&t.min.y<=this.max.y&&t.max.z>=this.min.z&&t.min.z<=this.max.z}intersectsSphere(t){return this.clampPoint(t.center,$e),$e.distanceToSquared(t.center)<=t.radius*t.radius}intersectsPlane(t){let e,n;return t.normal.x>0?(e=t.normal.x*this.min.x,n=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,n=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,n+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,n+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,n+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,n+=t.normal.z*this.min.z),e<=-t.constant&&n>=-t.constant}intersectsTriangle(t){if(this.isEmpty())return!1;this.getCenter(on),ln.subVectors(this.max,on),tn.subVectors(t.a,on),en.subVectors(t.b,on),nn.subVectors(t.c,on),rn.subVectors(en,tn),an.subVectors(nn,en),sn.subVectors(tn,nn);let e=[0,-rn.z,rn.y,0,-an.z,an.y,0,-sn.z,sn.y,rn.z,0,-rn.x,an.z,0,-an.x,sn.z,0,-sn.x,-rn.y,rn.x,0,-an.y,an.x,0,-sn.y,sn.x,0];return!!un(e,tn,en,nn,ln)&&(e=[1,0,0,0,1,0,0,0,1],!!un(e,tn,en,nn,ln)&&(cn.crossVectors(rn,an),e=[cn.x,cn.y,cn.z],un(e,tn,en,nn,ln)))}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return this.clampPoint(t,$e).distanceTo(t)}getBoundingSphere(t){return this.isEmpty()?t.makeEmpty():(this.getCenter(t.center),t.radius=.5*this.getSize($e).length()),t}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}applyMatrix4(t){return this.isEmpty()||(Je[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),Je[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),Je[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),Je[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),Je[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),Je[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),Je[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),Je[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(Je)),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}toJSON(){return{min:this.min.toArray(),max:this.max.toArray()}}fromJSON(t){return this.min.fromArray(t.min),this.max.fromArray(t.max),this}}const Je=[new Se,new Se,new Se,new Se,new Se,new Se,new Se,new Se],$e=new Se,Qe=new Ke,tn=new Se,en=new Se,nn=new Se,rn=new Se,an=new Se,sn=new Se,on=new Se,ln=new Se,cn=new Se,hn=new Se;function un(t,e,n,i,r){for(let a=0,s=t.length-3;a<=s;a+=3){hn.fromArray(t,a);const s=r.x*Math.abs(hn.x)+r.y*Math.abs(hn.y)+r.z*Math.abs(hn.z),o=e.dot(hn),l=n.dot(hn),c=i.dot(hn);if(Math.max(-Math.max(o,l,c),Math.min(o,l,c))>s)return!1}return!0}const dn=new Ke,pn=new Se,fn=new Se;let mn=class{constructor(t=new Se,e=-1){this.isSphere=!0,this.center=t,this.radius=e}set(t,e){return this.center.copy(t),this.radius=e,this}setFromPoints(t,e){const n=this.center;void 0!==e?n.copy(e):dn.setFromPoints(t).getCenter(n);let i=0;for(let r=0,a=t.length;rthis.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e}getBoundingBox(t){return this.isEmpty()?(t.makeEmpty(),t):(t.set(this.center,this.center),t.expandByScalar(this.radius),t)}applyMatrix4(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this}translate(t){return this.center.add(t),this}expandByPoint(t){if(this.isEmpty())return this.center.copy(t),this.radius=0,this;pn.subVectors(t,this.center);const e=pn.lengthSq();if(e>this.radius*this.radius){const t=Math.sqrt(e),n=.5*(t-this.radius);this.center.addScaledVector(pn,n/t),this.radius+=n}return this}union(t){return t.isEmpty()?this:this.isEmpty()?(this.copy(t),this):(!0===this.center.equals(t.center)?this.radius=Math.max(this.radius,t.radius):(fn.subVectors(t.center,this.center).setLength(t.radius),this.expandByPoint(pn.copy(t.center).add(fn)),this.expandByPoint(pn.copy(t.center).sub(fn))),this)}equals(t){return t.center.equals(this.center)&&t.radius===this.radius}clone(){return(new this.constructor).copy(this)}toJSON(){return{radius:this.radius,center:this.center.toArray()}}fromJSON(t){return this.radius=t.radius,this.center.fromArray(t.center),this}};const gn=new Se,_n=new Se,vn=new Se,xn=new Se,Mn=new Se,Sn=new Se,yn=new Se;class En{constructor(t=new Se,e=new Se(0,0,-1)){this.origin=t,this.direction=e}set(t,e){return this.origin.copy(t),this.direction.copy(e),this}copy(t){return this.origin.copy(t.origin),this.direction.copy(t.direction),this}at(t,e){return e.copy(this.origin).addScaledVector(this.direction,t)}lookAt(t){return this.direction.copy(t).sub(this.origin).normalize(),this}recast(t){return this.origin.copy(this.at(t,gn)),this}closestPointToPoint(t,e){e.subVectors(t,this.origin);const n=e.dot(this.direction);return n<0?e.copy(this.origin):e.copy(this.origin).addScaledVector(this.direction,n)}distanceToPoint(t){return Math.sqrt(this.distanceSqToPoint(t))}distanceSqToPoint(t){const e=gn.subVectors(t,this.origin).dot(this.direction);return e<0?this.origin.distanceToSquared(t):(gn.copy(this.origin).addScaledVector(this.direction,e),gn.distanceToSquared(t))}distanceSqToSegment(t,e,n,i){_n.copy(t).add(e).multiplyScalar(.5),vn.copy(e).sub(t).normalize(),xn.copy(this.origin).sub(_n);const r=.5*t.distanceTo(e),a=-this.direction.dot(vn),s=xn.dot(this.direction),o=-xn.dot(vn),l=xn.lengthSq(),c=Math.abs(1-a*a);let h,u,d,p;if(c>0)if(h=a*o-s,u=a*s-o,p=r*c,h>=0)if(u>=-p)if(u<=p){const t=1/c;h*=t,u*=t,d=h*(h+a*u+2*s)+u*(a*h+u+2*o)+l}else u=r,h=Math.max(0,-(a*u+s)),d=-h*h+u*(u+2*o)+l;else u=-r,h=Math.max(0,-(a*u+s)),d=-h*h+u*(u+2*o)+l;else u<=-p?(h=Math.max(0,-(-a*r+s)),u=h>0?-r:Math.min(Math.max(-r,-o),r),d=-h*h+u*(u+2*o)+l):u<=p?(h=0,u=Math.min(Math.max(-r,-o),r),d=u*(u+2*o)+l):(h=Math.max(0,-(a*r+s)),u=h>0?r:Math.min(Math.max(-r,-o),r),d=-h*h+u*(u+2*o)+l);else u=a>0?-r:r,h=Math.max(0,-(a*u+s)),d=-h*h+u*(u+2*o)+l;return n&&n.copy(this.origin).addScaledVector(this.direction,h),i&&i.copy(_n).addScaledVector(vn,u),d}intersectSphere(t,e){gn.subVectors(t.center,this.origin);const n=gn.dot(this.direction),i=gn.dot(gn)-n*n,r=t.radius*t.radius;if(i>r)return null;const a=Math.sqrt(r-i),s=n-a,o=n+a;return o<0?null:s<0?this.at(o,e):this.at(s,e)}intersectsSphere(t){return!(t.radius<0)&&this.distanceSqToPoint(t.center)<=t.radius*t.radius}distanceToPlane(t){const e=t.normal.dot(this.direction);if(0===e)return 0===t.distanceToPoint(this.origin)?0:null;const n=-(this.origin.dot(t.normal)+t.constant)/e;return n>=0?n:null}intersectPlane(t,e){const n=this.distanceToPlane(t);return null===n?null:this.at(n,e)}intersectsPlane(t){const e=t.distanceToPoint(this.origin);if(0===e)return!0;return t.normal.dot(this.direction)*e<0}intersectBox(t,e){let n,i,r,a,s,o;const l=1/this.direction.x,c=1/this.direction.y,h=1/this.direction.z,u=this.origin;return l>=0?(n=(t.min.x-u.x)*l,i=(t.max.x-u.x)*l):(n=(t.max.x-u.x)*l,i=(t.min.x-u.x)*l),c>=0?(r=(t.min.y-u.y)*c,a=(t.max.y-u.y)*c):(r=(t.max.y-u.y)*c,a=(t.min.y-u.y)*c),n>a||r>i?null:((r>n||isNaN(n))&&(n=r),(a=0?(s=(t.min.z-u.z)*h,o=(t.max.z-u.z)*h):(s=(t.max.z-u.z)*h,o=(t.min.z-u.z)*h),n>o||s>i?null:((s>n||n!=n)&&(n=s),(o=0?n:i,e)))}intersectsBox(t){return null!==this.intersectBox(t,gn)}intersectTriangle(t,e,n,i,r){Mn.subVectors(e,t),Sn.subVectors(n,t),yn.crossVectors(Mn,Sn);let a,s=this.direction.dot(yn);if(s>0){if(i)return null;a=1}else{if(!(s<0))return null;a=-1,s=-s}xn.subVectors(this.origin,t);const o=a*this.direction.dot(Sn.crossVectors(xn,Sn));if(o<0)return null;const l=a*this.direction.dot(Mn.cross(xn));if(l<0)return null;if(o+l>s)return null;const c=-a*xn.dot(yn);return c<0?null:this.at(c/s,r)}applyMatrix4(t){return this.origin.applyMatrix4(t),this.direction.transformDirection(t),this}equals(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}clone(){return(new this.constructor).copy(this)}}class Tn{constructor(t,e,n,i,r,a,s,o,l,c,h,u,d,p,f,m){Tn.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],void 0!==t&&this.set(t,e,n,i,r,a,s,o,l,c,h,u,d,p,f,m)}set(t,e,n,i,r,a,s,o,l,c,h,u,d,p,f,m){const g=this.elements;return g[0]=t,g[4]=e,g[8]=n,g[12]=i,g[1]=r,g[5]=a,g[9]=s,g[13]=o,g[2]=l,g[6]=c,g[10]=h,g[14]=u,g[3]=d,g[7]=p,g[11]=f,g[15]=m,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return(new Tn).fromArray(this.elements)}copy(t){const e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],e[9]=n[9],e[10]=n[10],e[11]=n[11],e[12]=n[12],e[13]=n[13],e[14]=n[14],e[15]=n[15],this}copyPosition(t){const e=this.elements,n=t.elements;return e[12]=n[12],e[13]=n[13],e[14]=n[14],this}setFromMatrix3(t){const e=t.elements;return this.set(e[0],e[3],e[6],0,e[1],e[4],e[7],0,e[2],e[5],e[8],0,0,0,0,1),this}extractBasis(t,e,n){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this}makeBasis(t,e,n){return this.set(t.x,e.x,n.x,0,t.y,e.y,n.y,0,t.z,e.z,n.z,0,0,0,0,1),this}extractRotation(t){const e=this.elements,n=t.elements,i=1/bn.setFromMatrixColumn(t,0).length(),r=1/bn.setFromMatrixColumn(t,1).length(),a=1/bn.setFromMatrixColumn(t,2).length();return e[0]=n[0]*i,e[1]=n[1]*i,e[2]=n[2]*i,e[3]=0,e[4]=n[4]*r,e[5]=n[5]*r,e[6]=n[6]*r,e[7]=0,e[8]=n[8]*a,e[9]=n[9]*a,e[10]=n[10]*a,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromEuler(t){const e=this.elements,n=t.x,i=t.y,r=t.z,a=Math.cos(n),s=Math.sin(n),o=Math.cos(i),l=Math.sin(i),c=Math.cos(r),h=Math.sin(r);if("XYZ"===t.order){const t=a*c,n=a*h,i=s*c,r=s*h;e[0]=o*c,e[4]=-o*h,e[8]=l,e[1]=n+i*l,e[5]=t-r*l,e[9]=-s*o,e[2]=r-t*l,e[6]=i+n*l,e[10]=a*o}else if("YXZ"===t.order){const t=o*c,n=o*h,i=l*c,r=l*h;e[0]=t+r*s,e[4]=i*s-n,e[8]=a*l,e[1]=a*h,e[5]=a*c,e[9]=-s,e[2]=n*s-i,e[6]=r+t*s,e[10]=a*o}else if("ZXY"===t.order){const t=o*c,n=o*h,i=l*c,r=l*h;e[0]=t-r*s,e[4]=-a*h,e[8]=i+n*s,e[1]=n+i*s,e[5]=a*c,e[9]=r-t*s,e[2]=-a*l,e[6]=s,e[10]=a*o}else if("ZYX"===t.order){const t=a*c,n=a*h,i=s*c,r=s*h;e[0]=o*c,e[4]=i*l-n,e[8]=t*l+r,e[1]=o*h,e[5]=r*l+t,e[9]=n*l-i,e[2]=-l,e[6]=s*o,e[10]=a*o}else if("YZX"===t.order){const t=a*o,n=a*l,i=s*o,r=s*l;e[0]=o*c,e[4]=r-t*h,e[8]=i*h+n,e[1]=h,e[5]=a*c,e[9]=-s*c,e[2]=-l*c,e[6]=n*h+i,e[10]=t-r*h}else if("XZY"===t.order){const t=a*o,n=a*l,i=s*o,r=s*l;e[0]=o*c,e[4]=-h,e[8]=l*c,e[1]=t*h+r,e[5]=a*c,e[9]=n*h-i,e[2]=i*h-n,e[6]=s*c,e[10]=r*h+t}return e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromQuaternion(t){return this.compose(An,t,Rn)}lookAt(t,e,n){const i=this.elements;return Ln.subVectors(t,e),0===Ln.lengthSq()&&(Ln.z=1),Ln.normalize(),Cn.crossVectors(n,Ln),0===Cn.lengthSq()&&(1===Math.abs(n.z)?Ln.x+=1e-4:Ln.z+=1e-4,Ln.normalize(),Cn.crossVectors(n,Ln)),Cn.normalize(),Pn.crossVectors(Ln,Cn),i[0]=Cn.x,i[4]=Pn.x,i[8]=Ln.x,i[1]=Cn.y,i[5]=Pn.y,i[9]=Ln.y,i[2]=Cn.z,i[6]=Pn.z,i[10]=Ln.z,this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const n=t.elements,i=e.elements,r=this.elements,a=n[0],s=n[4],o=n[8],l=n[12],c=n[1],h=n[5],u=n[9],d=n[13],p=n[2],f=n[6],m=n[10],g=n[14],_=n[3],v=n[7],x=n[11],M=n[15],S=i[0],y=i[4],E=i[8],T=i[12],b=i[1],w=i[5],A=i[9],R=i[13],C=i[2],P=i[6],L=i[10],D=i[14],U=i[3],I=i[7],N=i[11],O=i[15];return r[0]=a*S+s*b+o*C+l*U,r[4]=a*y+s*w+o*P+l*I,r[8]=a*E+s*A+o*L+l*N,r[12]=a*T+s*R+o*D+l*O,r[1]=c*S+h*b+u*C+d*U,r[5]=c*y+h*w+u*P+d*I,r[9]=c*E+h*A+u*L+d*N,r[13]=c*T+h*R+u*D+d*O,r[2]=p*S+f*b+m*C+g*U,r[6]=p*y+f*w+m*P+g*I,r[10]=p*E+f*A+m*L+g*N,r[14]=p*T+f*R+m*D+g*O,r[3]=_*S+v*b+x*C+M*U,r[7]=_*y+v*w+x*P+M*I,r[11]=_*E+v*A+x*L+M*N,r[15]=_*T+v*R+x*D+M*O,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[4]*=t,e[8]*=t,e[12]*=t,e[1]*=t,e[5]*=t,e[9]*=t,e[13]*=t,e[2]*=t,e[6]*=t,e[10]*=t,e[14]*=t,e[3]*=t,e[7]*=t,e[11]*=t,e[15]*=t,this}determinant(){const t=this.elements,e=t[0],n=t[4],i=t[8],r=t[12],a=t[1],s=t[5],o=t[9],l=t[13],c=t[2],h=t[6],u=t[10],d=t[14];return t[3]*(+r*o*h-i*l*h-r*s*u+n*l*u+i*s*d-n*o*d)+t[7]*(+e*o*d-e*l*u+r*a*u-i*a*d+i*l*c-r*o*c)+t[11]*(+e*l*h-e*s*d-r*a*h+n*a*d+r*s*c-n*l*c)+t[15]*(-i*s*c-e*o*h+e*s*u+i*a*h-n*a*u+n*o*c)}transpose(){const t=this.elements;let e;return e=t[1],t[1]=t[4],t[4]=e,e=t[2],t[2]=t[8],t[8]=e,e=t[6],t[6]=t[9],t[9]=e,e=t[3],t[3]=t[12],t[12]=e,e=t[7],t[7]=t[13],t[13]=e,e=t[11],t[11]=t[14],t[14]=e,this}setPosition(t,e,n){const i=this.elements;return t.isVector3?(i[12]=t.x,i[13]=t.y,i[14]=t.z):(i[12]=t,i[13]=e,i[14]=n),this}invert(){const t=this.elements,e=t[0],n=t[1],i=t[2],r=t[3],a=t[4],s=t[5],o=t[6],l=t[7],c=t[8],h=t[9],u=t[10],d=t[11],p=t[12],f=t[13],m=t[14],g=t[15],_=h*m*l-f*u*l+f*o*d-s*m*d-h*o*g+s*u*g,v=p*u*l-c*m*l-p*o*d+a*m*d+c*o*g-a*u*g,x=c*f*l-p*h*l+p*s*d-a*f*d-c*s*g+a*h*g,M=p*h*o-c*f*o-p*s*u+a*f*u+c*s*m-a*h*m,S=e*_+n*v+i*x+r*M;if(0===S)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const y=1/S;return t[0]=_*y,t[1]=(f*u*r-h*m*r-f*i*d+n*m*d+h*i*g-n*u*g)*y,t[2]=(s*m*r-f*o*r+f*i*l-n*m*l-s*i*g+n*o*g)*y,t[3]=(h*o*r-s*u*r-h*i*l+n*u*l+s*i*d-n*o*d)*y,t[4]=v*y,t[5]=(c*m*r-p*u*r+p*i*d-e*m*d-c*i*g+e*u*g)*y,t[6]=(p*o*r-a*m*r-p*i*l+e*m*l+a*i*g-e*o*g)*y,t[7]=(a*u*r-c*o*r+c*i*l-e*u*l-a*i*d+e*o*d)*y,t[8]=x*y,t[9]=(p*h*r-c*f*r-p*n*d+e*f*d+c*n*g-e*h*g)*y,t[10]=(a*f*r-p*s*r+p*n*l-e*f*l-a*n*g+e*s*g)*y,t[11]=(c*s*r-a*h*r-c*n*l+e*h*l+a*n*d-e*s*d)*y,t[12]=M*y,t[13]=(c*f*i-p*h*i+p*n*u-e*f*u-c*n*m+e*h*m)*y,t[14]=(p*s*i-a*f*i-p*n*o+e*f*o+a*n*m-e*s*m)*y,t[15]=(a*h*i-c*s*i+c*n*o-e*h*o-a*n*u+e*s*u)*y,this}scale(t){const e=this.elements,n=t.x,i=t.y,r=t.z;return e[0]*=n,e[4]*=i,e[8]*=r,e[1]*=n,e[5]*=i,e[9]*=r,e[2]*=n,e[6]*=i,e[10]*=r,e[3]*=n,e[7]*=i,e[11]*=r,this}getMaxScaleOnAxis(){const t=this.elements,e=t[0]*t[0]+t[1]*t[1]+t[2]*t[2],n=t[4]*t[4]+t[5]*t[5]+t[6]*t[6],i=t[8]*t[8]+t[9]*t[9]+t[10]*t[10];return Math.sqrt(Math.max(e,n,i))}makeTranslation(t,e,n){return t.isVector3?this.set(1,0,0,t.x,0,1,0,t.y,0,0,1,t.z,0,0,0,1):this.set(1,0,0,t,0,1,0,e,0,0,1,n,0,0,0,1),this}makeRotationX(t){const e=Math.cos(t),n=Math.sin(t);return this.set(1,0,0,0,0,e,-n,0,0,n,e,0,0,0,0,1),this}makeRotationY(t){const e=Math.cos(t),n=Math.sin(t);return this.set(e,0,n,0,0,1,0,0,-n,0,e,0,0,0,0,1),this}makeRotationZ(t){const e=Math.cos(t),n=Math.sin(t);return this.set(e,-n,0,0,n,e,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(t,e){const n=Math.cos(e),i=Math.sin(e),r=1-n,a=t.x,s=t.y,o=t.z,l=r*a,c=r*s;return this.set(l*a+n,l*s-i*o,l*o+i*s,0,l*s+i*o,c*s+n,c*o-i*a,0,l*o-i*s,c*o+i*a,r*o*o+n,0,0,0,0,1),this}makeScale(t,e,n){return this.set(t,0,0,0,0,e,0,0,0,0,n,0,0,0,0,1),this}makeShear(t,e,n,i,r,a){return this.set(1,n,r,0,t,1,a,0,e,i,1,0,0,0,0,1),this}compose(t,e,n){const i=this.elements,r=e._x,a=e._y,s=e._z,o=e._w,l=r+r,c=a+a,h=s+s,u=r*l,d=r*c,p=r*h,f=a*c,m=a*h,g=s*h,_=o*l,v=o*c,x=o*h,M=n.x,S=n.y,y=n.z;return i[0]=(1-(f+g))*M,i[1]=(d+x)*M,i[2]=(p-v)*M,i[3]=0,i[4]=(d-x)*S,i[5]=(1-(u+g))*S,i[6]=(m+_)*S,i[7]=0,i[8]=(p+v)*y,i[9]=(m-_)*y,i[10]=(1-(u+f))*y,i[11]=0,i[12]=t.x,i[13]=t.y,i[14]=t.z,i[15]=1,this}decompose(t,e,n){const i=this.elements;let r=bn.set(i[0],i[1],i[2]).length();const a=bn.set(i[4],i[5],i[6]).length(),s=bn.set(i[8],i[9],i[10]).length();this.determinant()<0&&(r=-r),t.x=i[12],t.y=i[13],t.z=i[14],wn.copy(this);const o=1/r,l=1/a,c=1/s;return wn.elements[0]*=o,wn.elements[1]*=o,wn.elements[2]*=o,wn.elements[4]*=l,wn.elements[5]*=l,wn.elements[6]*=l,wn.elements[8]*=c,wn.elements[9]*=c,wn.elements[10]*=c,e.setFromRotationMatrix(wn),n.x=r,n.y=a,n.z=s,this}makePerspective(t,e,n,i,r,a,s=2e3,o=!1){const l=this.elements,c=2*r/(e-t),h=2*r/(n-i),u=(e+t)/(e-t),d=(n+i)/(n-i);let p,f;if(o)p=r/(a-r),f=a*r/(a-r);else if(s===oe)p=-(a+r)/(a-r),f=-2*a*r/(a-r);else{if(s!==le)throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+s);p=-a/(a-r),f=-a*r/(a-r)}return l[0]=c,l[4]=0,l[8]=u,l[12]=0,l[1]=0,l[5]=h,l[9]=d,l[13]=0,l[2]=0,l[6]=0,l[10]=p,l[14]=f,l[3]=0,l[7]=0,l[11]=-1,l[15]=0,this}makeOrthographic(t,e,n,i,r,a,s=2e3,o=!1){const l=this.elements,c=2/(e-t),h=2/(n-i),u=-(e+t)/(e-t),d=-(n+i)/(n-i);let p,f;if(o)p=1/(a-r),f=a/(a-r);else if(s===oe)p=-2/(a-r),f=-(a+r)/(a-r);else{if(s!==le)throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+s);p=-1/(a-r),f=-r/(a-r)}return l[0]=c,l[4]=0,l[8]=0,l[12]=u,l[1]=0,l[5]=h,l[9]=0,l[13]=d,l[2]=0,l[6]=0,l[10]=p,l[14]=f,l[3]=0,l[7]=0,l[11]=0,l[15]=1,this}equals(t){const e=this.elements,n=t.elements;for(let i=0;i<16;i++)if(e[i]!==n[i])return!1;return!0}fromArray(t,e=0){for(let n=0;n<16;n++)this.elements[n]=t[n+e];return this}toArray(t=[],e=0){const n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t[e+9]=n[9],t[e+10]=n[10],t[e+11]=n[11],t[e+12]=n[12],t[e+13]=n[13],t[e+14]=n[14],t[e+15]=n[15],t}}const bn=new Se,wn=new Tn,An=new Se(0,0,0),Rn=new Se(1,1,1),Cn=new Se,Pn=new Se,Ln=new Se,Dn=new Tn,Un=new Me;class In{constructor(t=0,e=0,n=0,i=In.DEFAULT_ORDER){this.isEuler=!0,this._x=t,this._y=e,this._z=n,this._order=i}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get order(){return this._order}set order(t){this._order=t,this._onChangeCallback()}set(t,e,n,i=this._order){return this._x=t,this._y=e,this._z=n,this._order=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(t){return this._x=t._x,this._y=t._y,this._z=t._z,this._order=t._order,this._onChangeCallback(),this}setFromRotationMatrix(t,e=this._order,n=!0){const i=t.elements,r=i[0],a=i[4],s=i[8],o=i[1],l=i[5],c=i[9],h=i[2],u=i[6],d=i[10];switch(e){case"XYZ":this._y=Math.asin(fe(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(-c,d),this._z=Math.atan2(-a,r)):(this._x=Math.atan2(u,l),this._z=0);break;case"YXZ":this._x=Math.asin(-fe(c,-1,1)),Math.abs(c)<.9999999?(this._y=Math.atan2(s,d),this._z=Math.atan2(o,l)):(this._y=Math.atan2(-h,r),this._z=0);break;case"ZXY":this._x=Math.asin(fe(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(-h,d),this._z=Math.atan2(-a,l)):(this._y=0,this._z=Math.atan2(o,r));break;case"ZYX":this._y=Math.asin(-fe(h,-1,1)),Math.abs(h)<.9999999?(this._x=Math.atan2(u,d),this._z=Math.atan2(o,r)):(this._x=0,this._z=Math.atan2(-a,l));break;case"YZX":this._z=Math.asin(fe(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-c,l),this._y=Math.atan2(-h,r)):(this._x=0,this._y=Math.atan2(s,d));break;case"XZY":this._z=Math.asin(-fe(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(u,l),this._y=Math.atan2(s,r)):(this._x=Math.atan2(-c,d),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+e)}return this._order=e,!0===n&&this._onChangeCallback(),this}setFromQuaternion(t,e,n){return Dn.makeRotationFromQuaternion(t),this.setFromRotationMatrix(Dn,e,n)}setFromVector3(t,e=this._order){return this.set(t.x,t.y,t.z,e)}reorder(t){return Un.setFromEuler(this),this.setFromQuaternion(Un,t)}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._order===this._order}fromArray(t){return this._x=t[0],this._y=t[1],this._z=t[2],void 0!==t[3]&&(this._order=t[3]),this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._order,t}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._order}}In.DEFAULT_ORDER="XYZ";class Nn{constructor(){this.mask=1}set(t){this.mask=1<>>0}enable(t){this.mask|=1<1){for(let t=0;t1){for(let t=0;t0&&(i.userData=this.userData),i.layers=this.layers.mask,i.matrix=this.matrix.toArray(),i.up=this.up.toArray(),!1===this.matrixAutoUpdate&&(i.matrixAutoUpdate=!1),this.isInstancedMesh&&(i.type="InstancedMesh",i.count=this.count,i.instanceMatrix=this.instanceMatrix.toJSON(),null!==this.instanceColor&&(i.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(i.type="BatchedMesh",i.perObjectFrustumCulled=this.perObjectFrustumCulled,i.sortObjects=this.sortObjects,i.drawRanges=this._drawRanges,i.reservedRanges=this._reservedRanges,i.geometryInfo=this._geometryInfo.map((t=>({...t,boundingBox:t.boundingBox?t.boundingBox.toJSON():void 0,boundingSphere:t.boundingSphere?t.boundingSphere.toJSON():void 0}))),i.instanceInfo=this._instanceInfo.map((t=>({...t}))),i.availableInstanceIds=this._availableInstanceIds.slice(),i.availableGeometryIds=this._availableGeometryIds.slice(),i.nextIndexStart=this._nextIndexStart,i.nextVertexStart=this._nextVertexStart,i.geometryCount=this._geometryCount,i.maxInstanceCount=this._maxInstanceCount,i.maxVertexCount=this._maxVertexCount,i.maxIndexCount=this._maxIndexCount,i.geometryInitialized=this._geometryInitialized,i.matricesTexture=this._matricesTexture.toJSON(t),i.indirectTexture=this._indirectTexture.toJSON(t),null!==this._colorsTexture&&(i.colorsTexture=this._colorsTexture.toJSON(t)),null!==this.boundingSphere&&(i.boundingSphere=this.boundingSphere.toJSON()),null!==this.boundingBox&&(i.boundingBox=this.boundingBox.toJSON())),this.isScene)this.background&&(this.background.isColor?i.background=this.background.toJSON():this.background.isTexture&&(i.background=this.background.toJSON(t).uuid)),this.environment&&this.environment.isTexture&&!0!==this.environment.isRenderTargetTexture&&(i.environment=this.environment.toJSON(t).uuid);else if(this.isMesh||this.isLine||this.isPoints){i.geometry=r(t.geometries,this.geometry);const e=this.geometry.parameters;if(void 0!==e&&void 0!==e.shapes){const n=e.shapes;if(Array.isArray(n))for(let e=0,i=n.length;e0){i.children=[];for(let e=0;e0){i.animations=[];for(let e=0;e0&&(n.geometries=e),i.length>0&&(n.materials=i),r.length>0&&(n.textures=r),s.length>0&&(n.images=s),o.length>0&&(n.shapes=o),l.length>0&&(n.skeletons=l),c.length>0&&(n.animations=c),h.length>0&&(n.nodes=h)}return n.object=i,n;function a(t){const e=[];for(const n in t){const i=t[n];delete i.metadata,e.push(i)}return e}}clone(t){return(new this.constructor).copy(this,t)}copy(t,e=!0){if(this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.rotation.order=t.rotation.order,this.quaternion.copy(t.quaternion),this.scale.copy(t.scale),this.matrix.copy(t.matrix),this.matrixWorld.copy(t.matrixWorld),this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrixWorldAutoUpdate=t.matrixWorldAutoUpdate,this.matrixWorldNeedsUpdate=t.matrixWorldNeedsUpdate,this.layers.mask=t.layers.mask,this.visible=t.visible,this.castShadow=t.castShadow,this.receiveShadow=t.receiveShadow,this.frustumCulled=t.frustumCulled,this.renderOrder=t.renderOrder,this.animations=t.animations.slice(),this.userData=JSON.parse(JSON.stringify(t.userData)),!0===e)for(let n=0;n0?i.multiplyScalar(1/Math.sqrt(r)):i.set(0,0,0)}static getBarycoord(t,e,n,i,r){$n.subVectors(i,e),Qn.subVectors(n,e),ti.subVectors(t,e);const a=$n.dot($n),s=$n.dot(Qn),o=$n.dot(ti),l=Qn.dot(Qn),c=Qn.dot(ti),h=a*l-s*s;if(0===h)return r.set(0,0,0),null;const u=1/h,d=(l*o-s*c)*u,p=(a*c-s*o)*u;return r.set(1-d-p,p,d)}static containsPoint(t,e,n,i){return null!==this.getBarycoord(t,e,n,i,ei)&&(ei.x>=0&&ei.y>=0&&ei.x+ei.y<=1)}static getInterpolation(t,e,n,i,r,a,s,o){return null===this.getBarycoord(t,e,n,i,ei)?(o.x=0,o.y=0,"z"in o&&(o.z=0),"w"in o&&(o.w=0),null):(o.setScalar(0),o.addScaledVector(r,ei.x),o.addScaledVector(a,ei.y),o.addScaledVector(s,ei.z),o)}static getInterpolatedAttribute(t,e,n,i,r,a){return li.setScalar(0),ci.setScalar(0),hi.setScalar(0),li.fromBufferAttribute(t,e),ci.fromBufferAttribute(t,n),hi.fromBufferAttribute(t,i),a.setScalar(0),a.addScaledVector(li,r.x),a.addScaledVector(ci,r.y),a.addScaledVector(hi,r.z),a}static isFrontFacing(t,e,n,i){return $n.subVectors(n,e),Qn.subVectors(t,e),$n.cross(Qn).dot(i)<0}set(t,e,n){return this.a.copy(t),this.b.copy(e),this.c.copy(n),this}setFromPointsAndIndices(t,e,n,i){return this.a.copy(t[e]),this.b.copy(t[n]),this.c.copy(t[i]),this}setFromAttributeAndIndices(t,e,n,i){return this.a.fromBufferAttribute(t,e),this.b.fromBufferAttribute(t,n),this.c.fromBufferAttribute(t,i),this}clone(){return(new this.constructor).copy(this)}copy(t){return this.a.copy(t.a),this.b.copy(t.b),this.c.copy(t.c),this}getArea(){return $n.subVectors(this.c,this.b),Qn.subVectors(this.a,this.b),.5*$n.cross(Qn).length()}getMidpoint(t){return t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(t){return ui.getNormal(this.a,this.b,this.c,t)}getPlane(t){return t.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(t,e){return ui.getBarycoord(t,this.a,this.b,this.c,e)}getInterpolation(t,e,n,i,r){return ui.getInterpolation(t,this.a,this.b,this.c,e,n,i,r)}containsPoint(t){return ui.containsPoint(t,this.a,this.b,this.c)}isFrontFacing(t){return ui.isFrontFacing(this.a,this.b,this.c,t)}intersectsBox(t){return t.intersectsTriangle(this)}closestPointToPoint(t,e){const n=this.a,i=this.b,r=this.c;let a,s;ni.subVectors(i,n),ii.subVectors(r,n),ai.subVectors(t,n);const o=ni.dot(ai),l=ii.dot(ai);if(o<=0&&l<=0)return e.copy(n);si.subVectors(t,i);const c=ni.dot(si),h=ii.dot(si);if(c>=0&&h<=c)return e.copy(i);const u=o*h-c*l;if(u<=0&&o>=0&&c<=0)return a=o/(o-c),e.copy(n).addScaledVector(ni,a);oi.subVectors(t,r);const d=ni.dot(oi),p=ii.dot(oi);if(p>=0&&d<=p)return e.copy(r);const f=d*l-o*p;if(f<=0&&l>=0&&p<=0)return s=l/(l-p),e.copy(n).addScaledVector(ii,s);const m=c*p-d*h;if(m<=0&&h-c>=0&&d-p>=0)return ri.subVectors(r,i),s=(h-c)/(h-c+(d-p)),e.copy(i).addScaledVector(ri,s);const g=1/(m+f+u);return a=f*g,s=u*g,e.copy(n).addScaledVector(ni,a).addScaledVector(ii,s)}equals(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}}const di={aliceblue:15792383,antiquewhite:16444375,aqua:65535,aquamarine:8388564,azure:15794175,beige:16119260,bisque:16770244,black:0,blanchedalmond:16772045,blue:255,blueviolet:9055202,brown:10824234,burlywood:14596231,cadetblue:6266528,chartreuse:8388352,chocolate:13789470,coral:16744272,cornflowerblue:6591981,cornsilk:16775388,crimson:14423100,cyan:65535,darkblue:139,darkcyan:35723,darkgoldenrod:12092939,darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,fuchsia:16711935,gainsboro:14474460,ghostwhite:16316671,gold:16766720,goldenrod:14329120,gray:8421504,green:32768,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,navy:128,oldlace:16643558,olive:8421376,olivedrab:7048739,orange:16753920,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,purple:8388736,rebeccapurple:6697881,red:16711680,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,silver:12632256,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074},pi={h:0,s:0,l:0},fi={h:0,s:0,l:0};function mi(t,e,n){return n<0&&(n+=1),n>1&&(n-=1),n<1/6?t+6*(e-t)*n:n<.5?e:n<2/3?t+6*(e-t)*(2/3-n):t}class gi{constructor(t,e,n){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(t,e,n)}set(t,e,n){if(void 0===e&&void 0===n){const e=t;e&&e.isColor?this.copy(e):"number"==typeof e?this.setHex(e):"string"==typeof e&&this.setStyle(e)}else this.setRGB(t,e,n);return this}setScalar(t){return this.r=t,this.g=t,this.b=t,this}setHex(t,e=jt){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,Ie.colorSpaceToWorking(this,e),this}setRGB(t,e,n,i=Ie.workingColorSpace){return this.r=t,this.g=e,this.b=n,Ie.colorSpaceToWorking(this,i),this}setHSL(t,e,n,i=Ie.workingColorSpace){var r;if(t=(t%(r=1)+r)%r,e=fe(e,0,1),n=fe(n,0,1),0===e)this.r=this.g=this.b=n;else{const i=n<=.5?n*(1+e):n+e-n*e,r=2*n-i;this.r=mi(r,i,t+1/3),this.g=mi(r,i,t),this.b=mi(r,i,t-1/3)}return Ie.colorSpaceToWorking(this,i),this}setStyle(t,e=jt){function n(e){void 0!==e&&parseFloat(e)<1&&console.warn("THREE.Color: Alpha component of "+t+" will be ignored.")}let i;if(i=/^(\w+)\(([^\)]*)\)/.exec(t)){let r;const a=i[1],s=i[2];switch(a){case"rgb":case"rgba":if(r=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(s))return n(r[4]),this.setRGB(Math.min(255,parseInt(r[1],10))/255,Math.min(255,parseInt(r[2],10))/255,Math.min(255,parseInt(r[3],10))/255,e);if(r=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(s))return n(r[4]),this.setRGB(Math.min(100,parseInt(r[1],10))/100,Math.min(100,parseInt(r[2],10))/100,Math.min(100,parseInt(r[3],10))/100,e);break;case"hsl":case"hsla":if(r=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(s))return n(r[4]),this.setHSL(parseFloat(r[1])/360,parseFloat(r[2])/100,parseFloat(r[3])/100,e);break;default:console.warn("THREE.Color: Unknown color model "+t)}}else if(i=/^\#([A-Fa-f\d]+)$/.exec(t)){const n=i[1],r=n.length;if(3===r)return this.setRGB(parseInt(n.charAt(0),16)/15,parseInt(n.charAt(1),16)/15,parseInt(n.charAt(2),16)/15,e);if(6===r)return this.setHex(parseInt(n,16),e);console.warn("THREE.Color: Invalid hex color "+t)}else if(t&&t.length>0)return this.setColorName(t,e);return this}setColorName(t,e=jt){const n=di[t.toLowerCase()];return void 0!==n?this.setHex(n,e):console.warn("THREE.Color: Unknown color "+t),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(t){return this.r=t.r,this.g=t.g,this.b=t.b,this}copySRGBToLinear(t){return this.r=Ne(t.r),this.g=Ne(t.g),this.b=Ne(t.b),this}copyLinearToSRGB(t){return this.r=Oe(t.r),this.g=Oe(t.g),this.b=Oe(t.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(t=jt){return Ie.workingToColorSpace(_i.copy(this),t),65536*Math.round(fe(255*_i.r,0,255))+256*Math.round(fe(255*_i.g,0,255))+Math.round(fe(255*_i.b,0,255))}getHexString(t=jt){return("000000"+this.getHex(t).toString(16)).slice(-6)}getHSL(t,e=Ie.workingColorSpace){Ie.workingToColorSpace(_i.copy(this),e);const n=_i.r,i=_i.g,r=_i.b,a=Math.max(n,i,r),s=Math.min(n,i,r);let o,l;const c=(s+a)/2;if(s===a)o=0,l=0;else{const t=a-s;switch(l=c<=.5?t/(a+s):t/(2-a-s),a){case n:o=(i-r)/t+(i0!=t>0&&this.version++,this._alphaTest=t}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(t){if(void 0!==t)for(const e in t){const n=t[e];if(void 0===n){console.warn(`THREE.Material: parameter '${e}' has value of undefined.`);continue}const i=this[e];void 0!==i?i&&i.isColor?i.set(n):i&&i.isVector3&&n&&n.isVector3?i.copy(n):this[e]=n:console.warn(`THREE.Material: '${e}' is not a property of THREE.${this.type}.`)}}toJSON(t){const e=void 0===t||"string"==typeof t;e&&(t={textures:{},images:{}});const n={metadata:{version:4.7,type:"Material",generator:"Material.toJSON"}};function i(t){const e=[];for(const n in t){const i=t[n];delete i.metadata,e.push(i)}return e}if(n.uuid=this.uuid,n.type=this.type,""!==this.name&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),void 0!==this.roughness&&(n.roughness=this.roughness),void 0!==this.metalness&&(n.metalness=this.metalness),void 0!==this.sheen&&(n.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(n.sheenColor=this.sheenColor.getHex()),void 0!==this.sheenRoughness&&(n.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),void 0!==this.emissiveIntensity&&1!==this.emissiveIntensity&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),void 0!==this.specularIntensity&&(n.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(n.specularColor=this.specularColor.getHex()),void 0!==this.shininess&&(n.shininess=this.shininess),void 0!==this.clearcoat&&(n.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(n.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(n.clearcoatMap=this.clearcoatMap.toJSON(t).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(n.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(t).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(t).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),void 0!==this.dispersion&&(n.dispersion=this.dispersion),void 0!==this.iridescence&&(n.iridescence=this.iridescence),void 0!==this.iridescenceIOR&&(n.iridescenceIOR=this.iridescenceIOR),void 0!==this.iridescenceThicknessRange&&(n.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(n.iridescenceMap=this.iridescenceMap.toJSON(t).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(n.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(t).uuid),void 0!==this.anisotropy&&(n.anisotropy=this.anisotropy),void 0!==this.anisotropyRotation&&(n.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(n.anisotropyMap=this.anisotropyMap.toJSON(t).uuid),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(t).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(t).uuid,n.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(t).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(t).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(t).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(t).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(t).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(n.specularIntensityMap=this.specularIntensityMap.toJSON(t).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(n.specularColorMap=this.specularColorMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(t).uuid,void 0!==this.combine&&(n.combine=this.combine)),void 0!==this.envMapRotation&&(n.envMapRotation=this.envMapRotation.toArray()),void 0!==this.envMapIntensity&&(n.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(n.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(n.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.transmission&&(n.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(n.transmissionMap=this.transmissionMap.toJSON(t).uuid),void 0!==this.thickness&&(n.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(n.thicknessMap=this.thicknessMap.toJSON(t).uuid),void 0!==this.attenuationDistance&&this.attenuationDistance!==1/0&&(n.attenuationDistance=this.attenuationDistance),void 0!==this.attenuationColor&&(n.attenuationColor=this.attenuationColor.getHex()),void 0!==this.size&&(n.size=this.size),null!==this.shadowSide&&(n.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(n.sizeAttenuation=this.sizeAttenuation),1!==this.blending&&(n.blending=this.blending),0!==this.side&&(n.side=this.side),!0===this.vertexColors&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),!0===this.transparent&&(n.transparent=!0),204!==this.blendSrc&&(n.blendSrc=this.blendSrc),205!==this.blendDst&&(n.blendDst=this.blendDst),this.blendEquation!==d&&(n.blendEquation=this.blendEquation),null!==this.blendSrcAlpha&&(n.blendSrcAlpha=this.blendSrcAlpha),null!==this.blendDstAlpha&&(n.blendDstAlpha=this.blendDstAlpha),null!==this.blendEquationAlpha&&(n.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(n.blendColor=this.blendColor.getHex()),0!==this.blendAlpha&&(n.blendAlpha=this.blendAlpha),3!==this.depthFunc&&(n.depthFunc=this.depthFunc),!1===this.depthTest&&(n.depthTest=this.depthTest),!1===this.depthWrite&&(n.depthWrite=this.depthWrite),!1===this.colorWrite&&(n.colorWrite=this.colorWrite),255!==this.stencilWriteMask&&(n.stencilWriteMask=this.stencilWriteMask),519!==this.stencilFunc&&(n.stencilFunc=this.stencilFunc),0!==this.stencilRef&&(n.stencilRef=this.stencilRef),255!==this.stencilFuncMask&&(n.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==Kt&&(n.stencilFail=this.stencilFail),this.stencilZFail!==Kt&&(n.stencilZFail=this.stencilZFail),this.stencilZPass!==Kt&&(n.stencilZPass=this.stencilZPass),!0===this.stencilWrite&&(n.stencilWrite=this.stencilWrite),void 0!==this.rotation&&0!==this.rotation&&(n.rotation=this.rotation),!0===this.polygonOffset&&(n.polygonOffset=!0),0!==this.polygonOffsetFactor&&(n.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(n.polygonOffsetUnits=this.polygonOffsetUnits),void 0!==this.linewidth&&1!==this.linewidth&&(n.linewidth=this.linewidth),void 0!==this.dashSize&&(n.dashSize=this.dashSize),void 0!==this.gapSize&&(n.gapSize=this.gapSize),void 0!==this.scale&&(n.scale=this.scale),!0===this.dithering&&(n.dithering=!0),this.alphaTest>0&&(n.alphaTest=this.alphaTest),!0===this.alphaHash&&(n.alphaHash=!0),!0===this.alphaToCoverage&&(n.alphaToCoverage=!0),!0===this.premultipliedAlpha&&(n.premultipliedAlpha=!0),!0===this.forceSinglePass&&(n.forceSinglePass=!0),!0===this.wireframe&&(n.wireframe=!0),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(n.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(n.wireframeLinejoin=this.wireframeLinejoin),!0===this.flatShading&&(n.flatShading=!0),!1===this.visible&&(n.visible=!1),!1===this.toneMapped&&(n.toneMapped=!1),!1===this.fog&&(n.fog=!1),Object.keys(this.userData).length>0&&(n.userData=this.userData),e){const e=i(t.textures),r=i(t.images);e.length>0&&(n.textures=e),r.length>0&&(n.images=r)}return n}clone(){return(new this.constructor).copy(this)}copy(t){this.name=t.name,this.blending=t.blending,this.side=t.side,this.vertexColors=t.vertexColors,this.opacity=t.opacity,this.transparent=t.transparent,this.blendSrc=t.blendSrc,this.blendDst=t.blendDst,this.blendEquation=t.blendEquation,this.blendSrcAlpha=t.blendSrcAlpha,this.blendDstAlpha=t.blendDstAlpha,this.blendEquationAlpha=t.blendEquationAlpha,this.blendColor.copy(t.blendColor),this.blendAlpha=t.blendAlpha,this.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.stencilWriteMask=t.stencilWriteMask,this.stencilFunc=t.stencilFunc,this.stencilRef=t.stencilRef,this.stencilFuncMask=t.stencilFuncMask,this.stencilFail=t.stencilFail,this.stencilZFail=t.stencilZFail,this.stencilZPass=t.stencilZPass,this.stencilWrite=t.stencilWrite;const e=t.clippingPlanes;let n=null;if(null!==e){const t=e.length;n=new Array(t);for(let i=0;i!==t;++i)n[i]=e[i].clone()}return this.clippingPlanes=n,this.clipIntersection=t.clipIntersection,this.clipShadows=t.clipShadows,this.shadowSide=t.shadowSide,this.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.dithering=t.dithering,this.alphaTest=t.alphaTest,this.alphaHash=t.alphaHash,this.alphaToCoverage=t.alphaToCoverage,this.premultipliedAlpha=t.premultipliedAlpha,this.forceSinglePass=t.forceSinglePass,this.visible=t.visible,this.toneMapped=t.toneMapped,this.userData=JSON.parse(JSON.stringify(t.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(t){!0===t&&this.version++}}class Mi extends xi{constructor(t){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new gi(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new In,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.fog=t.fog,this}}const Si=new Se,yi=new xe;let Ei=0;class Ti{constructor(t,e,n=!1){if(Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,Object.defineProperty(this,"id",{value:Ei++}),this.name="",this.array=t,this.itemSize=e,this.count=void 0!==t?t.length/e:0,this.normalized=n,this.usage=ae,this.updateRanges=[],this.gpuType=nt,this.version=0}onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}copy(t){return this.name=t.name,this.array=new t.array.constructor(t.array),this.itemSize=t.itemSize,this.count=t.count,this.normalized=t.normalized,this.usage=t.usage,this.gpuType=t.gpuType,this}copyAt(t,e,n){t*=this.itemSize,n*=e.itemSize;for(let i=0,r=this.itemSize;ie.count&&console.warn("THREE.BufferGeometry: Buffer size too small for points data. Use .dispose() and create a new geometry."),e.needsUpdate=!0}return this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new Ke);const t=this.attributes.position,e=this.morphAttributes.position;if(t&&t.isGLBufferAttribute)return console.error("THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),void this.boundingBox.set(new Se(-1/0,-1/0,-1/0),new Se(1/0,1/0,1/0));if(void 0!==t){if(this.boundingBox.setFromBufferAttribute(t),e)for(let n=0,i=e.length;n0&&(t.userData=this.userData),void 0!==this.parameters){const e=this.parameters;for(const n in e)void 0!==e[n]&&(t[n]=e[n]);return t}t.data={attributes:{}};const e=this.index;null!==e&&(t.data.index={type:e.array.constructor.name,array:Array.prototype.slice.call(e.array)});const n=this.attributes;for(const o in n){const e=n[o];t.data.attributes[o]=e.toJSON(t.data)}const i={};let r=!1;for(const o in this.morphAttributes){const e=this.morphAttributes[o],n=[];for(let i=0,r=e.length;i0&&(i[o]=n,r=!0)}r&&(t.data.morphAttributes=i,t.data.morphTargetsRelative=this.morphTargetsRelative);const a=this.groups;a.length>0&&(t.data.groups=JSON.parse(JSON.stringify(a)));const s=this.boundingSphere;return null!==s&&(t.data.boundingSphere=s.toJSON()),t}clone(){return(new this.constructor).copy(this)}copy(t){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const e={};this.name=t.name;const n=t.index;null!==n&&this.setIndex(n.clone());const i=t.attributes;for(const l in i){const t=i[l];this.setAttribute(l,t.clone(e))}const r=t.morphAttributes;for(const l in r){const t=[],n=r[l];for(let i=0,r=n.length;i0){const n=t[e[0]];if(void 0!==n){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=n.length;t(t.far-t.near)**2)return}Oi.copy(r).invert(),Fi.copy(t.ray).applyMatrix4(Oi),null!==n.boundingBox&&!1===Fi.intersectsBox(n.boundingBox)||this._computeIntersections(t,e,Fi)}}_computeIntersections(t,e,n){let i;const r=this.geometry,a=this.material,s=r.index,o=r.attributes.position,l=r.attributes.uv,c=r.attributes.uv1,h=r.attributes.normal,u=r.groups,d=r.drawRange;if(null!==s)if(Array.isArray(a))for(let p=0,f=u.length;pn.far?null:{distance:c,point:ji.clone(),object:t}}(t,e,n,i,Hi,Vi,Gi,Xi);if(h){const t=new Se;ui.getBarycoord(Xi,Hi,Vi,Gi,t),r&&(h.uv=ui.getInterpolatedAttribute(r,o,l,c,t,new xe)),a&&(h.uv1=ui.getInterpolatedAttribute(a,o,l,c,t,new xe)),s&&(h.normal=ui.getInterpolatedAttribute(s,o,l,c,t,new Se),h.normal.dot(i.direction)>0&&h.normal.multiplyScalar(-1));const e={a:o,b:l,c:c,normal:new Se,materialIndex:0};ui.getNormal(Hi,Vi,Gi,e.normal),h.face=e,h.barycoord=t}return h}class Zi extends Ni{constructor(t=1,e=1,n=1,i=1,r=1,a=1){super(),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:n,widthSegments:i,heightSegments:r,depthSegments:a};const s=this;i=Math.floor(i),r=Math.floor(r),a=Math.floor(a);const o=[],l=[],c=[],h=[];let u=0,d=0;function p(t,e,n,i,r,a,p,f,m,g,_){const v=a/m,x=p/g,M=a/2,S=p/2,y=f/2,E=m+1,T=g+1;let b=0,w=0;const A=new Se;for(let s=0;s0?1:-1,c.push(A.x,A.y,A.z),h.push(o/m),h.push(1-s/g),b+=1}}for(let s=0;s0&&(e.defines=this.defines),e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader,e.lights=this.lights,e.clipping=this.clipping;const n={};for(const i in this.extensions)!0===this.extensions[i]&&(n[i]=!0);return Object.keys(n).length>0&&(e.extensions=n),e}}class er extends Jn{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new Tn,this.projectionMatrix=new Tn,this.projectionMatrixInverse=new Tn,this.coordinateSystem=oe,this._reversedDepth=!1}get reversedDepth(){return this._reversedDepth}copy(t,e){return super.copy(t,e),this.matrixWorldInverse.copy(t.matrixWorldInverse),this.projectionMatrix.copy(t.projectionMatrix),this.projectionMatrixInverse.copy(t.projectionMatrixInverse),this.coordinateSystem=t.coordinateSystem,this}getWorldDirection(t){return super.getWorldDirection(t).negate()}updateMatrixWorld(t){super.updateMatrixWorld(t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(t,e){super.updateWorldMatrix(t,e),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return(new this.constructor).copy(this)}}const nr=new Se,ir=new xe,rr=new xe;class ar extends er{constructor(t=50,e=1,n=.1,i=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=t,this.zoom=1,this.near=n,this.far=i,this.focus=10,this.aspect=e,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(t,e){return super.copy(t,e),this.fov=t.fov,this.zoom=t.zoom,this.near=t.near,this.far=t.far,this.focus=t.focus,this.aspect=t.aspect,this.view=null===t.view?null:Object.assign({},t.view),this.filmGauge=t.filmGauge,this.filmOffset=t.filmOffset,this}setFocalLength(t){const e=.5*this.getFilmHeight()/t;this.fov=2*de*Math.atan(e),this.updateProjectionMatrix()}getFocalLength(){const t=Math.tan(.5*ue*this.fov);return.5*this.getFilmHeight()/t}getEffectiveFOV(){return 2*de*Math.atan(Math.tan(.5*ue*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}getViewBounds(t,e,n){nr.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),e.set(nr.x,nr.y).multiplyScalar(-t/nr.z),nr.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),n.set(nr.x,nr.y).multiplyScalar(-t/nr.z)}getViewSize(t,e){return this.getViewBounds(t,ir,rr),e.subVectors(rr,ir)}setViewOffset(t,e,n,i,r,a){this.aspect=t/e,null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=t,this.view.fullHeight=e,this.view.offsetX=n,this.view.offsetY=i,this.view.width=r,this.view.height=a,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const t=this.near;let e=t*Math.tan(.5*ue*this.fov)/this.zoom,n=2*e,i=this.aspect*n,r=-.5*i;const a=this.view;if(null!==this.view&&this.view.enabled){const t=a.fullWidth,s=a.fullHeight;r+=a.offsetX*i/t,e-=a.offsetY*n/s,i*=a.width/t,n*=a.height/s}const s=this.filmOffset;0!==s&&(r+=t*s/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+i,e,e-n,t,this.far,this.coordinateSystem,this.reversedDepth),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(t){const e=super.toJSON(t);return e.object.fov=this.fov,e.object.zoom=this.zoom,e.object.near=this.near,e.object.far=this.far,e.object.focus=this.focus,e.object.aspect=this.aspect,null!==this.view&&(e.object.view=Object.assign({},this.view)),e.object.filmGauge=this.filmGauge,e.object.filmOffset=this.filmOffset,e}}const sr=-90;class or extends Jn{constructor(t,e,n){super(),this.type="CubeCamera",this.renderTarget=n,this.coordinateSystem=null,this.activeMipmapLevel=0;const i=new ar(sr,1,t,e);i.layers=this.layers,this.add(i);const r=new ar(sr,1,t,e);r.layers=this.layers,this.add(r);const a=new ar(sr,1,t,e);a.layers=this.layers,this.add(a);const s=new ar(sr,1,t,e);s.layers=this.layers,this.add(s);const o=new ar(sr,1,t,e);o.layers=this.layers,this.add(o);const l=new ar(sr,1,t,e);l.layers=this.layers,this.add(l)}updateCoordinateSystem(){const t=this.coordinateSystem,e=this.children.concat(),[n,i,r,a,s,o]=e;for(const l of e)this.remove(l);if(t===oe)n.up.set(0,1,0),n.lookAt(1,0,0),i.up.set(0,1,0),i.lookAt(-1,0,0),r.up.set(0,0,-1),r.lookAt(0,1,0),a.up.set(0,0,1),a.lookAt(0,-1,0),s.up.set(0,1,0),s.lookAt(0,0,1),o.up.set(0,1,0),o.lookAt(0,0,-1);else{if(t!==le)throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+t);n.up.set(0,-1,0),n.lookAt(-1,0,0),i.up.set(0,-1,0),i.lookAt(1,0,0),r.up.set(0,0,1),r.lookAt(0,1,0),a.up.set(0,0,-1),a.lookAt(0,-1,0),s.up.set(0,-1,0),s.lookAt(0,0,1),o.up.set(0,-1,0),o.lookAt(0,0,-1)}for(const l of e)this.add(l),l.updateMatrixWorld()}update(t,e){null===this.parent&&this.updateMatrixWorld();const{renderTarget:n,activeMipmapLevel:i}=this;this.coordinateSystem!==t.coordinateSystem&&(this.coordinateSystem=t.coordinateSystem,this.updateCoordinateSystem());const[r,a,s,o,l,c]=this.children,h=t.getRenderTarget(),u=t.getActiveCubeFace(),d=t.getActiveMipmapLevel(),p=t.xr.enabled;t.xr.enabled=!1;const f=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,t.setRenderTarget(n,0,i),t.render(e,r),t.setRenderTarget(n,1,i),t.render(e,a),t.setRenderTarget(n,2,i),t.render(e,s),t.setRenderTarget(n,3,i),t.render(e,o),t.setRenderTarget(n,4,i),t.render(e,l),n.texture.generateMipmaps=f,t.setRenderTarget(n,5,i),t.render(e,c),t.setRenderTarget(h,u,d),t.xr.enabled=p,n.texture.needsPMREMUpdate=!0}}class lr extends We{constructor(t=[],e=301,n,i,r,a,s,o,l,c){super(t,e,n,i,r,a,s,o,l,c),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(t){this.image=t}}class cr extends Ye{constructor(t=1,e={}){super(t,t,e),this.isWebGLCubeRenderTarget=!0;const n={width:t,height:t,depth:1},i=[n,n,n,n,n,n];this.texture=new lr(i),this._setTextureOptions(e),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(t,e){this.texture.type=e.type,this.texture.colorSpace=e.colorSpace,this.texture.generateMipmaps=e.generateMipmaps,this.texture.minFilter=e.minFilter,this.texture.magFilter=e.magFilter;const n={uniforms:{tEquirect:{value:null}},vertexShader:"\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t\t#include \n\t\t\t\t\t#include \n\n\t\t\t\t}\n\t\t\t",fragmentShader:"\n\n\t\t\t\tuniform sampler2D tEquirect;\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\t#include \n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\t\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\n\t\t\t\t}\n\t\t\t"},i=new Zi(5,5,5),r=new tr({name:"CubemapFromEquirect",uniforms:Ki(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:1,blending:0});r.uniforms.tEquirect.value=e;const a=new Yi(i,r),s=e.minFilter;e.minFilter===Z&&(e.minFilter=Y);return new or(1,10,this).update(t,a),e.minFilter=s,a.geometry.dispose(),a.material.dispose(),this}clear(t,e=!0,n=!0,i=!0){const r=t.getRenderTarget();for(let a=0;a<6;a++)t.setRenderTarget(this,a),t.clear(e,n,i);t.setRenderTarget(r)}}class hr extends Jn{constructor(){super(),this.isGroup=!0,this.type="Group"}}const ur={type:"move"};class dr{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return null===this._hand&&(this._hand=new hr,this._hand.matrixAutoUpdate=!1,this._hand.visible=!1,this._hand.joints={},this._hand.inputState={pinching:!1}),this._hand}getTargetRaySpace(){return null===this._targetRay&&(this._targetRay=new hr,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new Se,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new Se),this._targetRay}getGripSpace(){return null===this._grip&&(this._grip=new hr,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new Se,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new Se),this._grip}dispatchEvent(t){return null!==this._targetRay&&this._targetRay.dispatchEvent(t),null!==this._grip&&this._grip.dispatchEvent(t),null!==this._hand&&this._hand.dispatchEvent(t),this}connect(t){if(t&&t.hand){const e=this._hand;if(e)for(const n of t.hand.values())this._getHandJoint(e,n)}return this.dispatchEvent({type:"connected",data:t}),this}disconnect(t){return this.dispatchEvent({type:"disconnected",data:t}),null!==this._targetRay&&(this._targetRay.visible=!1),null!==this._grip&&(this._grip.visible=!1),null!==this._hand&&(this._hand.visible=!1),this}update(t,e,n){let i=null,r=null,a=null;const s=this._targetRay,o=this._grip,l=this._hand;if(t&&"visible-blurred"!==e.session.visibilityState){if(l&&t.hand){a=!0;for(const a of t.hand.values()){const t=e.getJointPose(a,n),i=this._getHandJoint(l,a);null!==t&&(i.matrix.fromArray(t.transform.matrix),i.matrix.decompose(i.position,i.rotation,i.scale),i.matrixWorldNeedsUpdate=!0,i.jointRadius=t.radius),i.visible=null!==t}const i=l.joints["index-finger-tip"],r=l.joints["thumb-tip"],s=i.position.distanceTo(r.position),o=.02,c=.005;l.inputState.pinching&&s>o+c?(l.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:t.handedness,target:this})):!l.inputState.pinching&&s<=o-c&&(l.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:t.handedness,target:this}))}else null!==o&&t.gripSpace&&(r=e.getPose(t.gripSpace,n),null!==r&&(o.matrix.fromArray(r.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),o.matrixWorldNeedsUpdate=!0,r.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(r.linearVelocity)):o.hasLinearVelocity=!1,r.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(r.angularVelocity)):o.hasAngularVelocity=!1));null!==s&&(i=e.getPose(t.targetRaySpace,n),null===i&&null!==r&&(i=r),null!==i&&(s.matrix.fromArray(i.transform.matrix),s.matrix.decompose(s.position,s.rotation,s.scale),s.matrixWorldNeedsUpdate=!0,i.linearVelocity?(s.hasLinearVelocity=!0,s.linearVelocity.copy(i.linearVelocity)):s.hasLinearVelocity=!1,i.angularVelocity?(s.hasAngularVelocity=!0,s.angularVelocity.copy(i.angularVelocity)):s.hasAngularVelocity=!1,this.dispatchEvent(ur)))}return null!==s&&(s.visible=null!==i),null!==o&&(o.visible=null!==r),null!==l&&(l.visible=null!==a),this}_getHandJoint(t,e){if(void 0===t.joints[e.jointName]){const n=new hr;n.matrixAutoUpdate=!1,n.visible=!1,t.joints[e.jointName]=n,t.add(n)}return t.joints[e.jointName]}}class pr extends Jn{constructor(){super(),this.isScene=!0,this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.backgroundBlurriness=0,this.backgroundIntensity=1,this.backgroundRotation=new In,this.environmentIntensity=1,this.environmentRotation=new In,this.overrideMaterial=null,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(t,e){return super.copy(t,e),null!==t.background&&(this.background=t.background.clone()),null!==t.environment&&(this.environment=t.environment.clone()),null!==t.fog&&(this.fog=t.fog.clone()),this.backgroundBlurriness=t.backgroundBlurriness,this.backgroundIntensity=t.backgroundIntensity,this.backgroundRotation.copy(t.backgroundRotation),this.environmentIntensity=t.environmentIntensity,this.environmentRotation.copy(t.environmentRotation),null!==t.overrideMaterial&&(this.overrideMaterial=t.overrideMaterial.clone()),this.matrixAutoUpdate=t.matrixAutoUpdate,this}toJSON(t){const e=super.toJSON(t);return null!==this.fog&&(e.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(e.object.backgroundBlurriness=this.backgroundBlurriness),1!==this.backgroundIntensity&&(e.object.backgroundIntensity=this.backgroundIntensity),e.object.backgroundRotation=this.backgroundRotation.toArray(),1!==this.environmentIntensity&&(e.object.environmentIntensity=this.environmentIntensity),e.object.environmentRotation=this.environmentRotation.toArray(),e}}class fr{constructor(t,e){this.isInterleavedBuffer=!0,this.array=t,this.stride=e,this.count=void 0!==t?t.length/e:0,this.usage=ae,this.updateRanges=[],this.version=0,this.uuid=pe()}onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}copy(t){return this.array=new t.array.constructor(t.array),this.count=t.count,this.stride=t.stride,this.usage=t.usage,this}copyAt(t,e,n){t*=this.stride,n*=e.stride;for(let i=0,r=this.stride;it.far||e.push({distance:o,point:xr.clone(),uv:ui.getInterpolation(xr,br,wr,Ar,Rr,Cr,Pr,new xe),face:null,object:this})}copy(t,e){return super.copy(t,e),void 0!==t.center&&this.center.copy(t.center),this.material=t.material,this}}function Dr(t,e,n,i,r,a){yr.subVectors(t,n).addScalar(.5).multiply(i),void 0!==r?(Er.x=a*yr.x-r*yr.y,Er.y=r*yr.x+a*yr.y):Er.copy(yr),t.copy(e),t.x+=Er.x,t.y+=Er.y,t.applyMatrix4(Tr)}const Ur=new Se,Ir=new Se,Nr=new Te;class Or{constructor(t=new Se(1,0,0),e=0){this.isPlane=!0,this.normal=t,this.constant=e}set(t,e){return this.normal.copy(t),this.constant=e,this}setComponents(t,e,n,i){return this.normal.set(t,e,n),this.constant=i,this}setFromNormalAndCoplanarPoint(t,e){return this.normal.copy(t),this.constant=-e.dot(this.normal),this}setFromCoplanarPoints(t,e,n){const i=Ur.subVectors(n,e).cross(Ir.subVectors(t,e)).normalize();return this.setFromNormalAndCoplanarPoint(i,t),this}copy(t){return this.normal.copy(t.normal),this.constant=t.constant,this}normalize(){const t=1/this.normal.length();return this.normal.multiplyScalar(t),this.constant*=t,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(t){return this.normal.dot(t)+this.constant}distanceToSphere(t){return this.distanceToPoint(t.center)-t.radius}projectPoint(t,e){return e.copy(t).addScaledVector(this.normal,-this.distanceToPoint(t))}intersectLine(t,e){const n=t.delta(Ur),i=this.normal.dot(n);if(0===i)return 0===this.distanceToPoint(t.start)?e.copy(t.start):null;const r=-(t.start.dot(this.normal)+this.constant)/i;return r<0||r>1?null:e.copy(t.start).addScaledVector(n,r)}intersectsLine(t){const e=this.distanceToPoint(t.start),n=this.distanceToPoint(t.end);return e<0&&n>0||n<0&&e>0}intersectsBox(t){return t.intersectsPlane(this)}intersectsSphere(t){return t.intersectsPlane(this)}coplanarPoint(t){return t.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(t,e){const n=e||Nr.getNormalMatrix(t),i=this.coplanarPoint(Ur).applyMatrix4(t),r=this.normal.applyMatrix3(n).normalize();return this.constant=-i.dot(r),this}translate(t){return this.constant-=t.dot(this.normal),this}equals(t){return t.normal.equals(this.normal)&&t.constant===this.constant}clone(){return(new this.constructor).copy(this)}}const Fr=new mn,Br=new xe(.5,.5),zr=new Se;class Hr{constructor(t=new Or,e=new Or,n=new Or,i=new Or,r=new Or,a=new Or){this.planes=[t,e,n,i,r,a]}set(t,e,n,i,r,a){const s=this.planes;return s[0].copy(t),s[1].copy(e),s[2].copy(n),s[3].copy(i),s[4].copy(r),s[5].copy(a),this}copy(t){const e=this.planes;for(let n=0;n<6;n++)e[n].copy(t.planes[n]);return this}setFromProjectionMatrix(t,e=2e3,n=!1){const i=this.planes,r=t.elements,a=r[0],s=r[1],o=r[2],l=r[3],c=r[4],h=r[5],u=r[6],d=r[7],p=r[8],f=r[9],m=r[10],g=r[11],_=r[12],v=r[13],x=r[14],M=r[15];if(i[0].setComponents(l-a,d-c,g-p,M-_).normalize(),i[1].setComponents(l+a,d+c,g+p,M+_).normalize(),i[2].setComponents(l+s,d+h,g+f,M+v).normalize(),i[3].setComponents(l-s,d-h,g-f,M-v).normalize(),n)i[4].setComponents(o,u,m,x).normalize(),i[5].setComponents(l-o,d-u,g-m,M-x).normalize();else if(i[4].setComponents(l-o,d-u,g-m,M-x).normalize(),e===oe)i[5].setComponents(l+o,d+u,g+m,M+x).normalize();else{if(e!==le)throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+e);i[5].setComponents(o,u,m,x).normalize()}return this}intersectsObject(t){if(void 0!==t.boundingSphere)null===t.boundingSphere&&t.computeBoundingSphere(),Fr.copy(t.boundingSphere).applyMatrix4(t.matrixWorld);else{const e=t.geometry;null===e.boundingSphere&&e.computeBoundingSphere(),Fr.copy(e.boundingSphere).applyMatrix4(t.matrixWorld)}return this.intersectsSphere(Fr)}intersectsSprite(t){Fr.center.set(0,0,0);const e=Br.distanceTo(t.center);return Fr.radius=.7071067811865476+e,Fr.applyMatrix4(t.matrixWorld),this.intersectsSphere(Fr)}intersectsSphere(t){const e=this.planes,n=t.center,i=-t.radius;for(let r=0;r<6;r++){if(e[r].distanceToPoint(n)0?t.max.x:t.min.x,zr.y=i.normal.y>0?t.max.y:t.min.y,zr.z=i.normal.z>0?t.max.z:t.min.z,i.distanceToPoint(zr)<0)return!1}return!0}containsPoint(t){const e=this.planes;for(let n=0;n<6;n++)if(e[n].distanceToPoint(t)<0)return!1;return!0}clone(){return(new this.constructor).copy(this)}}class Vr extends xi{constructor(t){super(),this.isLineBasicMaterial=!0,this.type="LineBasicMaterial",this.color=new gi(16777215),this.map=null,this.linewidth=1,this.linecap="round",this.linejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.linewidth=t.linewidth,this.linecap=t.linecap,this.linejoin=t.linejoin,this.fog=t.fog,this}}const Gr=new Se,kr=new Se,Wr=new Tn,Xr=new En,jr=new mn,Yr=new Se,qr=new Se;class Zr extends Jn{constructor(t=new Ni,e=new Vr){super(),this.isLine=!0,this.type="Line",this.geometry=t,this.material=e,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.updateMorphTargets()}copy(t,e){return super.copy(t,e),this.material=Array.isArray(t.material)?t.material.slice():t.material,this.geometry=t.geometry,this}computeLineDistances(){const t=this.geometry;if(null===t.index){const e=t.attributes.position,n=[0];for(let t=1,i=e.count;t0){const n=t[e[0]];if(void 0!==n){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=n.length;ti)return;Yr.applyMatrix4(t.matrixWorld);const l=e.ray.origin.distanceTo(Yr);return le.far?void 0:{distance:l,point:qr.clone().applyMatrix4(t.matrixWorld),index:s,face:null,faceIndex:null,barycoord:null,object:t}}class Jr extends We{constructor(t,e,n=1014,i,r,a,s=1003,o=1003,l,c=1026,h=1){if(c!==ct&&c!==ht)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");super({width:t,height:e,depth:h},i,r,a,s,o,c,n,l),this.isDepthTexture=!0,this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(t){return super.copy(t),this.source=new He(Object.assign({},t.image)),this.compareFunction=t.compareFunction,this}toJSON(t){const e=super.toJSON(t);return null!==this.compareFunction&&(e.compareFunction=this.compareFunction),e}}class $r extends Ni{constructor(t=1,e=1,n=1,i=32,r=1,a=!1,s=0,o=2*Math.PI){super(),this.type="CylinderGeometry",this.parameters={radiusTop:t,radiusBottom:e,height:n,radialSegments:i,heightSegments:r,openEnded:a,thetaStart:s,thetaLength:o};const l=this;i=Math.floor(i),r=Math.floor(r);const c=[],h=[],u=[],d=[];let p=0;const f=[],m=n/2;let g=0;function _(n){const r=p,a=new xe,f=new Se;let _=0;const v=!0===n?t:e,x=!0===n?1:-1;for(let t=1;t<=i;t++)h.push(0,m*x,0),u.push(0,x,0),d.push(.5,.5),p++;const M=p;for(let t=0;t<=i;t++){const e=t/i*o+s,n=Math.cos(e),r=Math.sin(e);f.x=v*r,f.y=m*x,f.z=v*n,h.push(f.x,f.y,f.z),u.push(0,x,0),a.x=.5*n+.5,a.y=.5*r*x+.5,d.push(a.x,a.y),p++}for(let t=0;t0||0!==i)&&(c.push(a,s,l),v+=3),(e>0||i!==r-1)&&(c.push(s,o,l),v+=3)}l.addGroup(g,v,0),g+=v}(),!1===a&&(t>0&&_(!0),e>0&&_(!1)),this.setIndex(c),this.setAttribute("position",new Ai(h,3)),this.setAttribute("normal",new Ai(u,3)),this.setAttribute("uv",new Ai(d,2))}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new $r(t.radiusTop,t.radiusBottom,t.height,t.radialSegments,t.heightSegments,t.openEnded,t.thetaStart,t.thetaLength)}}class Qr extends $r{constructor(t=1,e=1,n=32,i=1,r=!1,a=0,s=2*Math.PI){super(0,t,e,n,i,r,a,s),this.type="ConeGeometry",this.parameters={radius:t,height:e,radialSegments:n,heightSegments:i,openEnded:r,thetaStart:a,thetaLength:s}}static fromJSON(t){return new Qr(t.radius,t.height,t.radialSegments,t.heightSegments,t.openEnded,t.thetaStart,t.thetaLength)}}class ta{constructor(){this.type="Curve",this.arcLengthDivisions=200,this.needsUpdate=!1,this.cacheArcLengths=null}getPoint(){console.warn("THREE.Curve: .getPoint() not implemented.")}getPointAt(t,e){const n=this.getUtoTmapping(t);return this.getPoint(n,e)}getPoints(t=5){const e=[];for(let n=0;n<=t;n++)e.push(this.getPoint(n/t));return e}getSpacedPoints(t=5){const e=[];for(let n=0;n<=t;n++)e.push(this.getPointAt(n/t));return e}getLength(){const t=this.getLengths();return t[t.length-1]}getLengths(t=this.arcLengthDivisions){if(this.cacheArcLengths&&this.cacheArcLengths.length===t+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;const e=[];let n,i=this.getPoint(0),r=0;e.push(0);for(let a=1;a<=t;a++)n=this.getPoint(a/t),r+=n.distanceTo(i),e.push(r),i=n;return this.cacheArcLengths=e,e}updateArcLengths(){this.needsUpdate=!0,this.getLengths()}getUtoTmapping(t,e=null){const n=this.getLengths();let i=0;const r=n.length;let a;a=e||t*n[r-1];let s,o=0,l=r-1;for(;o<=l;)if(i=Math.floor(o+(l-o)/2),s=n[i]-a,s<0)o=i+1;else{if(!(s>0)){l=i;break}l=i-1}if(i=l,n[i]===a)return i/(r-1);const c=n[i];return(i+(a-c)/(n[i+1]-c))/(r-1)}getTangent(t,e){const n=1e-4;let i=t-n,r=t+n;i<0&&(i=0),r>1&&(r=1);const a=this.getPoint(i),s=this.getPoint(r),o=e||(a.isVector2?new xe:new Se);return o.copy(s).sub(a).normalize(),o}getTangentAt(t,e){const n=this.getUtoTmapping(t);return this.getTangent(n,e)}computeFrenetFrames(t,e=!1){const n=new Se,i=[],r=[],a=[],s=new Se,o=new Tn;for(let d=0;d<=t;d++){const e=d/t;i[d]=this.getTangentAt(e,new Se)}r[0]=new Se,a[0]=new Se;let l=Number.MAX_VALUE;const c=Math.abs(i[0].x),h=Math.abs(i[0].y),u=Math.abs(i[0].z);c<=l&&(l=c,n.set(1,0,0)),h<=l&&(l=h,n.set(0,1,0)),u<=l&&n.set(0,0,1),s.crossVectors(i[0],n).normalize(),r[0].crossVectors(i[0],s),a[0].crossVectors(i[0],r[0]);for(let d=1;d<=t;d++){if(r[d]=r[d-1].clone(),a[d]=a[d-1].clone(),s.crossVectors(i[d-1],i[d]),s.length()>Number.EPSILON){s.normalize();const t=Math.acos(fe(i[d-1].dot(i[d]),-1,1));r[d].applyMatrix4(o.makeRotationAxis(s,t))}a[d].crossVectors(i[d],r[d])}if(!0===e){let e=Math.acos(fe(r[0].dot(r[t]),-1,1));e/=t,i[0].dot(s.crossVectors(r[0],r[t]))>0&&(e=-e);for(let n=1;n<=t;n++)r[n].applyMatrix4(o.makeRotationAxis(i[n],e*n)),a[n].crossVectors(i[n],r[n])}return{tangents:i,normals:r,binormals:a}}clone(){return(new this.constructor).copy(this)}copy(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}toJSON(){const t={metadata:{version:4.7,type:"Curve",generator:"Curve.toJSON"}};return t.arcLengthDivisions=this.arcLengthDivisions,t.type=this.type,t}fromJSON(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}}class ea extends ta{constructor(t=0,e=0,n=1,i=1,r=0,a=2*Math.PI,s=!1,o=0){super(),this.isEllipseCurve=!0,this.type="EllipseCurve",this.aX=t,this.aY=e,this.xRadius=n,this.yRadius=i,this.aStartAngle=r,this.aEndAngle=a,this.aClockwise=s,this.aRotation=o}getPoint(t,e=new xe){const n=e,i=2*Math.PI;let r=this.aEndAngle-this.aStartAngle;const a=Math.abs(r)i;)r-=i;r0)&&d.push(e,i,s),(g!==n-1||o.99999)this.quaternion.set(0,0,0,1);else if(t.y<-.99999)this.quaternion.set(1,0,0,0);else{ua.set(t.z,0,-t.x).normalize();const e=Math.acos(t.y);this.quaternion.setFromAxisAngle(ua,e)}}setLength(t,e=.2*t,n=.2*e){this.line.scale.set(1,Math.max(1e-4,t-e),1),this.line.updateMatrix(),this.cone.scale.set(n,e,n),this.cone.position.y=t,this.cone.updateMatrix()}setColor(t){this.line.material.color.set(t),this.cone.material.color.set(t)}copy(t){return super.copy(t,!1),this.line.copy(t.line),this.cone.copy(t.cone),this}dispose(){this.line.geometry.dispose(),this.line.material.dispose(),this.cone.geometry.dispose(),this.cone.material.dispose()}}class ma extends ce{constructor(t,e=null){super(),this.object=t,this.domElement=e,this.enabled=!0,this.state=-1,this.keys={},this.mouseButtons={LEFT:null,MIDDLE:null,RIGHT:null},this.touches={ONE:null,TWO:null}}connect(t){void 0!==t?(null!==this.domElement&&this.disconnect(),this.domElement=t):console.warn("THREE.Controls: connect() now requires an element.")}disconnect(){}dispose(){}update(){}}function ga(t,e,n,i){const r=function(t){switch(t){case K:case J:return{byteLength:1,components:1};case Q:case $:case it:return{byteLength:2,components:1};case rt:case at:return{byteLength:2,components:4};case et:case tt:case nt:return{byteLength:4,components:1};case ot:return{byteLength:4,components:3}}throw new Error(`Unknown texture type ${t}.`)}(i);switch(n){case 1021:return t*e;case 1028:case ut:return t*e/r.components*r.byteLength;case 1030:case dt:return t*e*2/r.components*r.byteLength;case 1022:return t*e*3/r.components*r.byteLength;case lt:case pt:return t*e*4/r.components*r.byteLength;case ft:case mt:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*8;case gt:case _t:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*16;case xt:case St:return Math.max(t,16)*Math.max(e,8)/4;case vt:case Mt:return Math.max(t,8)*Math.max(e,8)/2;case yt:case Et:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*8;case Tt:case bt:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*16;case wt:return Math.floor((t+4)/5)*Math.floor((e+3)/4)*16;case At:return Math.floor((t+4)/5)*Math.floor((e+4)/5)*16;case Rt:return Math.floor((t+5)/6)*Math.floor((e+4)/5)*16;case Ct:return Math.floor((t+5)/6)*Math.floor((e+5)/6)*16;case Pt:return Math.floor((t+7)/8)*Math.floor((e+4)/5)*16;case Lt:return Math.floor((t+7)/8)*Math.floor((e+5)/6)*16;case Dt:return Math.floor((t+7)/8)*Math.floor((e+7)/8)*16;case Ut:return Math.floor((t+9)/10)*Math.floor((e+4)/5)*16;case It:return Math.floor((t+9)/10)*Math.floor((e+5)/6)*16;case Nt:return Math.floor((t+9)/10)*Math.floor((e+7)/8)*16;case Ot:return Math.floor((t+9)/10)*Math.floor((e+9)/10)*16;case Ft:return Math.floor((t+11)/12)*Math.floor((e+9)/10)*16;case Bt:return Math.floor((t+11)/12)*Math.floor((e+11)/12)*16;case zt:case Ht:case Vt:return Math.ceil(t/4)*Math.ceil(e/4)*16;case 36283:case Gt:return Math.ceil(t/4)*Math.ceil(e/4)*8;case kt:case Wt:return Math.ceil(t/4)*Math.ceil(e/4)*16}throw new Error(`Unable to determine texture byte length for ${n} format.`)} +/** + * @license + * Copyright 2010-2025 Three.js Authors + * SPDX-License-Identifier: MIT + */ +function _a(){let t=null,e=!1,n=null,i=null;function r(e,a){n(e,a),i=t.requestAnimationFrame(r)}return{start:function(){!0!==e&&null!==n&&(i=t.requestAnimationFrame(r),e=!0)},stop:function(){t.cancelAnimationFrame(i),e=!1},setAnimationLoop:function(t){n=t},setContext:function(e){t=e}}}function va(t){const e=new WeakMap;return{get:function(t){return t.isInterleavedBufferAttribute&&(t=t.data),e.get(t)},remove:function(n){n.isInterleavedBufferAttribute&&(n=n.data);const i=e.get(n);i&&(t.deleteBuffer(i.buffer),e.delete(n))},update:function(n,i){if(n.isInterleavedBufferAttribute&&(n=n.data),n.isGLBufferAttribute){const t=e.get(n);return void((!t||t.versiont.start-e.start));let e=0;for(let t=1;t 0\n\tvec4 plane;\n\t#ifdef ALPHA_TO_COVERAGE\n\t\tfloat distanceToPlane, distanceGradient;\n\t\tfloat clipOpacity = 1.0;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\tclipOpacity *= smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\tif ( clipOpacity == 0.0 ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tfloat unionClipOpacity = 1.0;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\t\tunionClipOpacity *= 1.0 - smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tclipOpacity *= 1.0 - unionClipOpacity;\n\t\t#endif\n\t\tdiffuseColor.a *= clipOpacity;\n\t\tif ( diffuseColor.a == 0.0 ) discard;\n\t#else\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tbool clipped = true;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tif ( clipped ) discard;\n\t\t#endif\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#elif defined( USE_COLOR )\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR )\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvarying vec3 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvColor = vec4( 1.0 );\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvColor = vec3( 1.0 );\n#endif\n#ifdef USE_COLOR\n\tvColor *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.xyz *= instanceColor.xyz;\n#endif\n#ifdef USE_BATCHING_COLOR\n\tvec3 batchingColor = getBatchingColor( getIndirectIndex( gl_DrawID ) );\n\tvColor.xyz *= batchingColor.xyz;\n#endif",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement( a ) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nvec3 pow2( const in vec3 x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }\nfloat average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract( sin( sn ) * c );\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\n#ifdef USE_ALPHAHASH\n\tvarying vec3 vPosition;\n#endif\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nmat3 transposeMat3( const in mat3 m ) {\n\tmat3 tmp;\n\ttmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\n\ttmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\n\ttmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\n\treturn tmp;\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}\nvec3 BRDF_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n}\nfloat F_Schlick( const in float f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n} // validated",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\thighp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tuv.x += filterInt * 3.0 * cubeUV_minTileSize;\n\t\tuv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );\n\t\tuv.x *= CUBEUV_TEXEL_WIDTH;\n\t\tuv.y *= CUBEUV_TEXEL_HEIGHT;\n\t\t#ifdef texture2DGradEXT\n\t\t\treturn texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;\n\t\t#else\n\t\t\treturn texture2D( envMap, uv ).rgb;\n\t\t#endif\n\t}\n\t#define cubeUV_r0 1.0\n\t#define cubeUV_m0 - 2.0\n\t#define cubeUV_r1 0.8\n\t#define cubeUV_m1 - 1.0\n\t#define cubeUV_r4 0.4\n\t#define cubeUV_m4 2.0\n\t#define cubeUV_r5 0.305\n\t#define cubeUV_m5 3.0\n\t#define cubeUV_r6 0.21\n\t#define cubeUV_m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= cubeUV_r1 ) {\n\t\t\tmip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;\n\t\t} else if ( roughness >= cubeUV_r4 ) {\n\t\t\tmip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;\n\t\t} else if ( roughness >= cubeUV_r5 ) {\n\t\t\tmip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;\n\t\t} else if ( roughness >= cubeUV_r6 ) {\n\t\t\tmip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = objectTangent;\n#endif\n#ifdef USE_BATCHING\n\tmat3 bm = mat3( batchingMatrix );\n\ttransformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) );\n\ttransformedNormal = bm * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = bm * transformedTangent;\n\t#endif\n#endif\n#ifdef USE_INSTANCING\n\tmat3 im = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) );\n\ttransformedNormal = im * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = im * transformedTangent;\n\t#endif\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\ttransformedTangent = ( modelViewMatrix * vec4( transformedTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE_EMISSIVE\n\t\temissiveColor = sRGBTransferEOTF( emissiveColor );\n\t#endif\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",colorspace_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",colorspace_pars_fragment:"vec4 LinearTransferOETF( in vec4 value ) {\n\treturn value;\n}\nvec4 sRGBTransferEOTF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 sRGBTransferOETF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, envMapRotation * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\tuniform mat3 envMapRotation;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\t\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#ifdef USE_ENVMAP\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * worldNormal, 1.0 );\n\t\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\tvec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 reflectVec = reflect( - viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * reflectVec, roughness );\n\t\t\treturn envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\t#ifdef USE_ANISOTROPY\n\t\tvec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {\n\t\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\t\tvec3 bentNormal = cross( bitangent, viewDir );\n\t\t\t\tbentNormal = normalize( cross( bentNormal, bitangent ) );\n\t\t\t\tbentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );\n\t\t\t\treturn getIBLRadiance( viewDir, bentNormal, roughness );\n\t\t\t#else\n\t\t\t\treturn vec3( 0.0 );\n\t\t\t#endif\n\t\t}\n\t#endif\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tvFogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float vFogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, vFogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float vFogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn vec3( texture2D( gradientMap, coord ).r );\n\t#else\n\t\tvec2 fw = fwidth( coord ) * 0.5;\n\t\treturn mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );\n\t#endif\n}",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_fragment:"LambertMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularStrength = specularStrength;",lights_lambert_pars_fragment:"varying vec3 vViewPosition;\nstruct LambertMaterial {\n\tvec3 diffuseColor;\n\tfloat specularStrength;\n};\nvoid RE_Direct_Lambert( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Lambert\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Lambert",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\n#if defined( USE_LIGHT_PROBES )\n\tuniform vec3 lightProbe[ 9 ];\n#endif\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {\n\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\treturn irradiance;\n}\nfloat getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\tif ( cutoffDistance > 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n}\nfloat getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {\n\treturn smoothstep( coneCosine, penumbraCosine, angleCosine );\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalLightInfo( const in DirectionalLight directionalLight, out IncidentLight light ) {\n\t\tlight.color = directionalLight.color;\n\t\tlight.direction = directionalLight.direction;\n\t\tlight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointLightInfo( const in PointLight pointLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tlight.color = pointLight.color;\n\t\tlight.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );\n\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotLightInfo( const in SpotLight spotLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat angleCos = dot( light.direction, spotLight.direction );\n\t\tfloat spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\tif ( spotAttenuation > 0.0 ) {\n\t\t\tfloat lightDistance = length( lVector );\n\t\t\tlight.color = spotLight.color * spotAttenuation;\n\t\t\tlight.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t\t} else {\n\t\t\tlight.color = vec3( 0.0 );\n\t\t\tlight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {\n\t\tfloat dotNL = dot( normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\treturn irradiance;\n\t}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nvec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;\nmaterial.roughness = min( material.roughness, 1.0 );\n#ifdef IOR\n\tmaterial.ior = ior;\n\t#ifdef USE_SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularColorFactor = specularColor;\n\t\t#ifdef USE_SPECULAR_COLORMAP\n\t\t\tspecularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;\n\t\t#endif\n\t\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;\n\t\t#endif\n\t\tmaterial.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );\n\t#else\n\t\tfloat specularIntensityFactor = 1.0;\n\t\tvec3 specularColorFactor = vec3( 1.0 );\n\t\tmaterial.specularF90 = 1.0;\n\t#endif\n\tmaterial.specularColor = mix( min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor, diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( 0.04 ), diffuseColor.rgb, metalnessFactor );\n\tmaterial.specularF90 = 1.0;\n#endif\n#ifdef USE_CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\tmaterial.clearcoatF0 = vec3( 0.04 );\n\tmaterial.clearcoatF90 = 1.0;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_DISPERSION\n\tmaterial.dispersion = dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tmaterial.iridescence = iridescence;\n\tmaterial.iridescenceIOR = iridescenceIOR;\n\t#ifdef USE_IRIDESCENCEMAP\n\t\tmaterial.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;\n\t#endif\n\t#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\t\tmaterial.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;\n\t#else\n\t\tmaterial.iridescenceThickness = iridescenceThicknessMaximum;\n\t#endif\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheenColor;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tmaterial.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;\n\t#endif\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 );\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tmaterial.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\t#ifdef USE_ANISOTROPYMAP\n\t\tmat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );\n\t\tvec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;\n\t\tvec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;\n\t#else\n\t\tvec2 anisotropyV = anisotropyVector;\n\t#endif\n\tmaterial.anisotropy = length( anisotropyV );\n\tif( material.anisotropy == 0.0 ) {\n\t\tanisotropyV = vec2( 1.0, 0.0 );\n\t} else {\n\t\tanisotropyV /= material.anisotropy;\n\t\tmaterial.anisotropy = saturate( material.anisotropy );\n\t}\n\tmaterial.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );\n\tmaterial.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y;\n\tmaterial.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y;\n#endif",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tfloat roughness;\n\tvec3 specularColor;\n\tfloat specularF90;\n\tfloat dispersion;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat clearcoat;\n\t\tfloat clearcoatRoughness;\n\t\tvec3 clearcoatF0;\n\t\tfloat clearcoatF90;\n\t#endif\n\t#ifdef USE_IRIDESCENCE\n\t\tfloat iridescence;\n\t\tfloat iridescenceIOR;\n\t\tfloat iridescenceThickness;\n\t\tvec3 iridescenceFresnel;\n\t\tvec3 iridescenceF0;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tvec3 sheenColor;\n\t\tfloat sheenRoughness;\n\t#endif\n\t#ifdef IOR\n\t\tfloat ior;\n\t#endif\n\t#ifdef USE_TRANSMISSION\n\t\tfloat transmission;\n\t\tfloat transmissionAlpha;\n\t\tfloat thickness;\n\t\tfloat attenuationDistance;\n\t\tvec3 attenuationColor;\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat anisotropy;\n\t\tfloat alphaT;\n\t\tvec3 anisotropyT;\n\t\tvec3 anisotropyB;\n\t#endif\n};\nvec3 clearcoatSpecularDirect = vec3( 0.0 );\nvec3 clearcoatSpecularIndirect = vec3( 0.0 );\nvec3 sheenSpecularDirect = vec3( 0.0 );\nvec3 sheenSpecularIndirect = vec3(0.0 );\nvec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {\n float x = clamp( 1.0 - dotVH, 0.0, 1.0 );\n float x2 = x * x;\n float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );\n return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );\n}\nfloat V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\n#ifdef USE_ANISOTROPY\n\tfloat V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {\n\t\tfloat gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );\n\t\tfloat gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );\n\t\tfloat v = 0.5 / ( gv + gl );\n\t\treturn saturate(v);\n\t}\n\tfloat D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {\n\t\tfloat a2 = alphaT * alphaB;\n\t\thighp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );\n\t\thighp float v2 = dot( v, v );\n\t\tfloat w2 = a2 / v2;\n\t\treturn RECIPROCAL_PI * a2 * pow2 ( w2 );\n\t}\n#endif\n#ifdef USE_CLEARCOAT\n\tvec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {\n\t\tvec3 f0 = material.clearcoatF0;\n\t\tfloat f90 = material.clearcoatF90;\n\t\tfloat roughness = material.clearcoatRoughness;\n\t\tfloat alpha = pow2( roughness );\n\t\tvec3 halfDir = normalize( lightDir + viewDir );\n\t\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\t\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\t\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\t\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\t\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t\treturn F * ( V * D );\n\t}\n#endif\nvec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 f0 = material.specularColor;\n\tfloat f90 = material.specularF90;\n\tfloat roughness = material.roughness;\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t#ifdef USE_IRIDESCENCE\n\t\tF = mix( F, material.iridescenceFresnel, material.iridescence );\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat dotTL = dot( material.anisotropyT, lightDir );\n\t\tfloat dotTV = dot( material.anisotropyT, viewDir );\n\t\tfloat dotTH = dot( material.anisotropyT, halfDir );\n\t\tfloat dotBL = dot( material.anisotropyB, lightDir );\n\t\tfloat dotBV = dot( material.anisotropyB, viewDir );\n\t\tfloat dotBH = dot( material.anisotropyB, halfDir );\n\t\tfloat V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );\n\t\tfloat D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );\n\t#else\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t#endif\n\treturn F * ( V * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie( float roughness, float dotNH ) {\n\tfloat alpha = pow2( roughness );\n\tfloat invAlpha = 1.0 / alpha;\n\tfloat cos2h = dotNH * dotNH;\n\tfloat sin2h = max( 1.0 - cos2h, 0.0078125 );\n\treturn ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );\n}\nfloat V_Neubelt( float dotNV, float dotNL ) {\n\treturn saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );\n}\nvec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat D = D_Charlie( sheenRoughness, dotNH );\n\tfloat V = V_Neubelt( dotNV, dotNL );\n\treturn sheenColor * ( D * V );\n}\n#endif\nfloat IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat r2 = roughness * roughness;\n\tfloat a = roughness < 0.25 ? -339.2 * r2 + 161.4 * roughness - 25.9 : -8.48 * r2 + 14.3 * roughness - 9.95;\n\tfloat b = roughness < 0.25 ? 44.0 * r2 - 23.7 * roughness + 3.26 : 1.97 * r2 - 3.27 * roughness + 0.72;\n\tfloat DG = exp( a * dotNV + b ) + ( roughness < 0.25 ? 0.0 : 0.1 * ( roughness - 0.25 ) );\n\treturn saturate( DG * RECIPROCAL_PI );\n}\nvec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tconst vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\n\tconst vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\n\tvec4 r = roughness * c0 + c1;\n\tfloat a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\n\tvec2 fab = vec2( - 1.04, 1.04 ) * a004 + r.zw;\n\treturn fab;\n}\nvec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\treturn specularColor * fab.x + specularF90 * fab.y;\n}\n#ifdef USE_IRIDESCENCE\nvoid computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#else\nvoid computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#endif\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\t#ifdef USE_IRIDESCENCE\n\t\tvec3 Fr = mix( specularColor, iridescenceF0, iridescence );\n\t#else\n\t\tvec3 Fr = specularColor;\n\t#endif\n\tvec3 FssEss = Fr * fab.x + specularF90 * fab.y;\n\tfloat Ess = fab.x + fab.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometryNormal;\n\t\tvec3 viewDir = geometryViewDir;\n\t\tvec3 position = geometryPosition;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.roughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3( 0, 1, 0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );\n\t#endif\n\treflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometryViewDir, geometryNormal, material );\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t#endif\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\t#ifdef USE_IRIDESCENCE\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness, singleScattering, multiScattering );\n\t#else\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering );\n\t#endif\n\tvec3 totalScattering = singleScattering + multiScattering;\n\tvec3 diffuse = material.diffuseColor * ( 1.0 - max( max( totalScattering.r, totalScattering.g ), totalScattering.b ) );\n\treflectedLight.indirectSpecular += radiance * singleScattering;\n\treflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;\n\treflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nvec3 geometryPosition = - vViewPosition;\nvec3 geometryNormal = normal;\nvec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\nvec3 geometryClearcoatNormal = vec3( 0.0 );\n#ifdef USE_CLEARCOAT\n\tgeometryClearcoatNormal = clearcoatNormal;\n#endif\n#ifdef USE_IRIDESCENCE\n\tfloat dotNVi = saturate( dot( normal, geometryViewDir ) );\n\tif ( material.iridescenceThickness == 0.0 ) {\n\t\tmaterial.iridescence = 0.0;\n\t} else {\n\t\tmaterial.iridescence = saturate( material.iridescence );\n\t}\n\tif ( material.iridescence > 0.0 ) {\n\t\tmaterial.iridescenceFresnel = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );\n\t\tmaterial.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );\n\t}\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointLightInfo( pointLight, geometryPosition, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowIntensity, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\tvec4 spotColor;\n\tvec3 spotLightCoord;\n\tbool inSpotLightMap;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotLightInfo( spotLight, geometryPosition, directLight );\n\t\t#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX\n\t\t#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS\n\t\t#else\n\t\t#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#endif\n\t\t#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )\n\t\t\tspotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;\n\t\t\tinSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );\n\t\t\tspotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );\n\t\t\tdirectLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;\n\t\t#endif\n\t\t#undef SPOT_LIGHT_MAP_INDEX\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowIntensity, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalLightInfo( directionalLight, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowIntensity, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\t#if defined( USE_LIGHT_PROBES )\n\t\tirradiance += getLightProbeIrradiance( lightProbe, geometryNormal );\n\t#endif\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometryNormal );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getIBLIrradiance( geometryNormal );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\t#ifdef USE_ANISOTROPY\n\t\tradiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );\n\t#else\n\t\tradiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGDEPTHBUF )\n\tgl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGDEPTHBUF )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\tvFragDepth = 1.0 + gl_Position.w;\n\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 sampledDiffuseColor = texture2D( map, vMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\tsampledDiffuseColor = sRGBTransferEOTF( sampledDiffuseColor );\n\t#endif\n\tdiffuseColor *= sampledDiffuseColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t#if defined( USE_POINTS_UV )\n\t\tvec2 uv = vUv;\n\t#else\n\t\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tdiffuseColor *= texture2D( map, uv );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_POINTS_UV )\n\tvarying vec2 vUv;\n#else\n\t#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t\tuniform mat3 uvTransform;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphinstance_vertex:"#ifdef USE_INSTANCING_MORPH\n\tfloat morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\tfloat morphTargetBaseInfluence = texelFetch( morphTexture, ivec2( 0, gl_InstanceID ), 0 ).r;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tmorphTargetInfluences[i] = texelFetch( morphTexture, ivec2( i + 1, gl_InstanceID ), 0 ).r;\n\t}\n#endif",morphcolor_vertex:"#if defined( USE_MORPHCOLORS )\n\tvColor *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t#if defined( USE_COLOR_ALPHA )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];\n\t\t#elif defined( USE_COLOR )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];\n\t\t#endif\n\t}\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\t#ifndef USE_INSTANCING_MORPH\n\t\tuniform float morphTargetBaseInfluence;\n\t\tuniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\t#endif\n\tuniform sampler2DArray morphTargetsTexture;\n\tuniform ivec2 morphTargetsTextureSize;\n\tvec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {\n\t\tint texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;\n\t\tint y = texelIndex / morphTargetsTextureSize.x;\n\t\tint x = texelIndex - y * morphTargetsTextureSize.x;\n\t\tivec3 morphUV = ivec3( x, y, morphTargetIndex );\n\t\treturn texelFetch( morphTargetsTexture, morphUV, 0 );\n\t}\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = dFdx( vViewPosition );\n\tvec3 fdy = dFdy( vViewPosition );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal *= faceDirection;\n\t#endif\n#endif\n#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn = getTangentFrame( - vViewPosition, normal,\n\t\t#if defined( USE_NORMALMAP )\n\t\t\tvNormalMapUv\n\t\t#elif defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tvClearcoatNormalMapUv\n\t\t#else\n\t\t\tvUv\n\t\t#endif\n\t\t);\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn[0] *= faceDirection;\n\t\ttbn[1] *= faceDirection;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn2[0] *= faceDirection;\n\t\ttbn2[1] *= faceDirection;\n\t#endif\n#endif\nvec3 nonPerturbedNormal = normal;",normal_fragment_maps:"#ifdef USE_NORMALMAP_OBJECTSPACE\n\tnormal = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( USE_NORMALMAP_TANGENTSPACE )\n\tvec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\tnormal = normalize( tbn * mapN );\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normal_pars_fragment:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_pars_vertex:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_vertex:"#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef USE_NORMALMAP_OBJECTSPACE\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )\n\tmat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( uv.st );\n\t\tvec2 st1 = dFdy( uv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det );\n\t\treturn mat3( T * scale, B * scale, N );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = nonPerturbedNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\tclearcoatNormal = normalize( tbn2 * clearcoatMapN );\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif",iridescence_pars_fragment:"#ifdef USE_IRIDESCENCEMAP\n\tuniform sampler2D iridescenceMap;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform sampler2D iridescenceThicknessMap;\n#endif",opaque_fragment:"#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= material.transmissionAlpha;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;const float ShiftRight8 = 1. / 256.;\nconst float Inv255 = 1. / 255.;\nconst vec4 PackFactors = vec4( 1.0, 256.0, 256.0 * 256.0, 256.0 * 256.0 * 256.0 );\nconst vec2 UnpackFactors2 = vec2( UnpackDownscale, 1.0 / PackFactors.g );\nconst vec3 UnpackFactors3 = vec3( UnpackDownscale / PackFactors.rg, 1.0 / PackFactors.b );\nconst vec4 UnpackFactors4 = vec4( UnpackDownscale / PackFactors.rgb, 1.0 / PackFactors.a );\nvec4 packDepthToRGBA( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec4( 0., 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec4( 1., 1., 1., 1. );\n\tfloat vuf;\n\tfloat af = modf( v * PackFactors.a, vuf );\n\tfloat bf = modf( vuf * ShiftRight8, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec4( vuf * Inv255, gf * PackUpscale, bf * PackUpscale, af );\n}\nvec3 packDepthToRGB( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec3( 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec3( 1., 1., 1. );\n\tfloat vuf;\n\tfloat bf = modf( v * PackFactors.b, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec3( vuf * Inv255, gf * PackUpscale, bf );\n}\nvec2 packDepthToRG( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec2( 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec2( 1., 1. );\n\tfloat vuf;\n\tfloat gf = modf( v * 256., vuf );\n\treturn vec2( vuf * Inv255, gf );\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors4 );\n}\nfloat unpackRGBToDepth( const in vec3 v ) {\n\treturn dot( v, UnpackFactors3 );\n}\nfloat unpackRGToDepth( const in vec2 v ) {\n\treturn v.r * UnpackFactors2.r + v.g * UnpackFactors2.g;\n}\nvec4 pack2HalfToRGBA( const in vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );\n}\nvec2 unpackRGBATo2Half( const in vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\treturn depth * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * depth - far );\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_BATCHING\n\tmvPosition = batchingMatrix * mvPosition;\n#endif\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n\tuniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\tfloat depth = unpackRGBAToDepth( texture2D( depths, uv ) );\n\t\t#ifdef USE_REVERSEDEPTHBUF\n\t\t\treturn step( depth, compare );\n\t\t#else\n\t\t\treturn step( compare, depth );\n\t\t#endif\n\t}\n\tvec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {\n\t\treturn unpackRGBATo2Half( texture2D( shadow, uv ) );\n\t}\n\tfloat VSMShadow (sampler2D shadow, vec2 uv, float compare ){\n\t\tfloat occlusion = 1.0;\n\t\tvec2 distribution = texture2DDistribution( shadow, uv );\n\t\t#ifdef USE_REVERSEDEPTHBUF\n\t\t\tfloat hard_shadow = step( distribution.x, compare );\n\t\t#else\n\t\t\tfloat hard_shadow = step( compare , distribution.x );\n\t\t#endif\n\t\tif (hard_shadow != 1.0 ) {\n\t\t\tfloat distance = compare - distribution.x ;\n\t\t\tfloat variance = max( 0.00000, distribution.y * distribution.y );\n\t\t\tfloat softness_probability = variance / (variance + distance * distance );\t\t\tsoftness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );\t\t\tocclusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );\n\t\t}\n\t\treturn occlusion;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tfloat shadow = 1.0;\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\tif ( frustumTest ) {\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\tfloat dx2 = dx0 / 2.0;\n\t\t\tfloat dy2 = dy0 / 2.0;\n\t\t\tfloat dx3 = dx1 / 2.0;\n\t\t\tfloat dy3 = dy1 / 2.0;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 17.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx = texelSize.x;\n\t\t\tfloat dy = texelSize.y;\n\t\t\tvec2 uv = shadowCoord.xy;\n\t\t\tvec2 f = fract( uv * shadowMapSize + 0.5 );\n\t\t\tuv -= f * texelSize;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, uv, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t f.x ),\n\t\t\t\t\t mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t f.x ),\n\t\t\t\t\t f.y )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\t\tshadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#else\n\t\t\tshadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\t\tvec3 absV = abs( v );\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\t\tvec2 planar = v.xy;\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\t\tif ( absV.z >= almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\t\n\t\tfloat lightToPositionLength = length( lightToPosition );\n\t\tif ( lightToPositionLength - shadowCameraFar <= 0.0 && lightToPositionLength - shadowCameraNear >= 0.0 ) {\n\t\t\tfloat dp = ( lightToPositionLength - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\t\t\tdp += shadowBias;\n\t\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\t\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\t\tshadow = (\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t\t) * ( 1.0 / 9.0 );\n\t\t\t#else\n\t\t\t\tshadow = texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t\t#endif\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n#endif",shadowmap_pars_vertex:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tuniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )\n\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\tvec4 shadowWorldPosition;\n#endif\n#if defined( USE_SHADOWMAP )\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if NUM_SPOT_LIGHT_COORDS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition;\n\t\t#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t\tshadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;\n\t\t#endif\n\t\tvSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowIntensity, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowIntensity, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowIntensity, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\tuniform highp sampler2D boneTexture;\n\tmat4 getBoneMatrix( const in float i ) {\n\t\tint size = textureSize( boneTexture, 0 ).x;\n\t\tint j = int( i ) * 4;\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\tvec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 );\n\t\tvec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 );\n\t\tvec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 );\n\t\tvec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 );\n\t\treturn mat4( v1, v2, v3, v4 );\n\t}\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn saturate( toneMappingExposure * color );\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 CineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3( 1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108, 1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605, 1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nconst mat3 LINEAR_REC2020_TO_LINEAR_SRGB = mat3(\n\tvec3( 1.6605, - 0.1246, - 0.0182 ),\n\tvec3( - 0.5876, 1.1329, - 0.1006 ),\n\tvec3( - 0.0728, - 0.0083, 1.1187 )\n);\nconst mat3 LINEAR_SRGB_TO_LINEAR_REC2020 = mat3(\n\tvec3( 0.6274, 0.0691, 0.0164 ),\n\tvec3( 0.3293, 0.9195, 0.0880 ),\n\tvec3( 0.0433, 0.0113, 0.8956 )\n);\nvec3 agxDefaultContrastApprox( vec3 x ) {\n\tvec3 x2 = x * x;\n\tvec3 x4 = x2 * x2;\n\treturn + 15.5 * x4 * x2\n\t\t- 40.14 * x4 * x\n\t\t+ 31.96 * x4\n\t\t- 6.868 * x2 * x\n\t\t+ 0.4298 * x2\n\t\t+ 0.1191 * x\n\t\t- 0.00232;\n}\nvec3 AgXToneMapping( vec3 color ) {\n\tconst mat3 AgXInsetMatrix = mat3(\n\t\tvec3( 0.856627153315983, 0.137318972929847, 0.11189821299995 ),\n\t\tvec3( 0.0951212405381588, 0.761241990602591, 0.0767994186031903 ),\n\t\tvec3( 0.0482516061458583, 0.101439036467562, 0.811302368396859 )\n\t);\n\tconst mat3 AgXOutsetMatrix = mat3(\n\t\tvec3( 1.1271005818144368, - 0.1413297634984383, - 0.14132976349843826 ),\n\t\tvec3( - 0.11060664309660323, 1.157823702216272, - 0.11060664309660294 ),\n\t\tvec3( - 0.016493938717834573, - 0.016493938717834257, 1.2519364065950405 )\n\t);\n\tconst float AgxMinEv = - 12.47393;\tconst float AgxMaxEv = 4.026069;\n\tcolor *= toneMappingExposure;\n\tcolor = LINEAR_SRGB_TO_LINEAR_REC2020 * color;\n\tcolor = AgXInsetMatrix * color;\n\tcolor = max( color, 1e-10 );\tcolor = log2( color );\n\tcolor = ( color - AgxMinEv ) / ( AgxMaxEv - AgxMinEv );\n\tcolor = clamp( color, 0.0, 1.0 );\n\tcolor = agxDefaultContrastApprox( color );\n\tcolor = AgXOutsetMatrix * color;\n\tcolor = pow( max( vec3( 0.0 ), color ), vec3( 2.2 ) );\n\tcolor = LINEAR_REC2020_TO_LINEAR_SRGB * color;\n\tcolor = clamp( color, 0.0, 1.0 );\n\treturn color;\n}\nvec3 NeutralToneMapping( vec3 color ) {\n\tconst float StartCompression = 0.8 - 0.04;\n\tconst float Desaturation = 0.15;\n\tcolor *= toneMappingExposure;\n\tfloat x = min( color.r, min( color.g, color.b ) );\n\tfloat offset = x < 0.08 ? x - 6.25 * x * x : 0.04;\n\tcolor -= offset;\n\tfloat peak = max( color.r, max( color.g, color.b ) );\n\tif ( peak < StartCompression ) return color;\n\tfloat d = 1. - StartCompression;\n\tfloat newPeak = 1. - d * d / ( peak + d - StartCompression );\n\tcolor *= newPeak / peak;\n\tfloat g = 1. - 1. / ( Desaturation * ( peak - newPeak ) + 1. );\n\treturn mix( color, vec3( newPeak ), g );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmission_fragment:"#ifdef USE_TRANSMISSION\n\tmaterial.transmission = transmission;\n\tmaterial.transmissionAlpha = 1.0;\n\tmaterial.thickness = thickness;\n\tmaterial.attenuationDistance = attenuationDistance;\n\tmaterial.attenuationColor = attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tmaterial.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tmaterial.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = inverseTransformDirection( normal, viewMatrix );\n\tvec4 transmitted = getIBLVolumeRefraction(\n\t\tn, v, material.roughness, material.diffuseColor, material.specularColor, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, material.dispersion, material.ior, material.thickness,\n\t\tmaterial.attenuationColor, material.attenuationDistance );\n\tmaterial.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );\n\ttotalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );\n#endif",transmission_pars_fragment:"#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform float attenuationDistance;\n\tuniform vec3 attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec3 vWorldPosition;\n\tfloat w0( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );\n\t}\n\tfloat w1( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * ( 3.0 * a - 6.0 ) + 4.0 );\n\t}\n\tfloat w2( float a ){\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );\n\t}\n\tfloat w3( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * a );\n\t}\n\tfloat g0( float a ) {\n\t\treturn w0( a ) + w1( a );\n\t}\n\tfloat g1( float a ) {\n\t\treturn w2( a ) + w3( a );\n\t}\n\tfloat h0( float a ) {\n\t\treturn - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );\n\t}\n\tfloat h1( float a ) {\n\t\treturn 1.0 + w3( a ) / ( w2( a ) + w3( a ) );\n\t}\n\tvec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {\n\t\tuv = uv * texelSize.zw + 0.5;\n\t\tvec2 iuv = floor( uv );\n\t\tvec2 fuv = fract( uv );\n\t\tfloat g0x = g0( fuv.x );\n\t\tfloat g1x = g1( fuv.x );\n\t\tfloat h0x = h0( fuv.x );\n\t\tfloat h1x = h1( fuv.x );\n\t\tfloat h0y = h0( fuv.y );\n\t\tfloat h1y = h1( fuv.y );\n\t\tvec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\treturn g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +\n\t\t\tg1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );\n\t}\n\tvec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {\n\t\tvec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );\n\t\tvec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );\n\t\tvec2 fLodSizeInv = 1.0 / fLodSize;\n\t\tvec2 cLodSizeInv = 1.0 / cLodSize;\n\t\tvec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );\n\t\tvec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );\n\t\treturn mix( fSample, cSample, fract( lod ) );\n\t}\n\tvec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {\n\t\tvec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n\t\tmodelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n\t\tmodelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n\t\treturn normalize( refractionVector ) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness( const in float roughness, const in float ior ) {\n\t\treturn roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n\t}\n\tvec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {\n\t\tfloat lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\treturn textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );\n\t}\n\tvec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tif ( isinf( attenuationDistance ) ) {\n\t\t\treturn vec3( 1.0 );\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance;\n\t\t}\n\t}\n\tvec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,\n\t\tconst in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,\n\t\tconst in mat4 viewMatrix, const in mat4 projMatrix, const in float dispersion, const in float ior, const in float thickness,\n\t\tconst in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tvec4 transmittedLight;\n\t\tvec3 transmittance;\n\t\t#ifdef USE_DISPERSION\n\t\t\tfloat halfSpread = ( ior - 1.0 ) * 0.025 * dispersion;\n\t\t\tvec3 iors = vec3( ior - halfSpread, ior, ior + halfSpread );\n\t\t\tfor ( int i = 0; i < 3; i ++ ) {\n\t\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, iors[ i ], modelMatrix );\n\t\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\t\trefractionCoords += 1.0;\n\t\t\t\trefractionCoords /= 2.0;\n\t\t\t\tvec4 transmissionSample = getTransmissionSample( refractionCoords, roughness, iors[ i ] );\n\t\t\t\ttransmittedLight[ i ] = transmissionSample[ i ];\n\t\t\t\ttransmittedLight.a += transmissionSample.a;\n\t\t\t\ttransmittance[ i ] = diffuseColor[ i ] * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance )[ i ];\n\t\t\t}\n\t\t\ttransmittedLight.a /= 3.0;\n\t\t#else\n\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\trefractionCoords += 1.0;\n\t\t\trefractionCoords /= 2.0;\n\t\t\ttransmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n\t\t\ttransmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\t#endif\n\t\tvec3 attenuatedColor = transmittance * transmittedLight.rgb;\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\tfloat transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );\n\t}\n#endif",uv_pars_fragment:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_pars_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tuniform mat3 mapTransform;\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform mat3 alphaMapTransform;\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tuniform mat3 lightMapTransform;\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tuniform mat3 aoMapTransform;\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tuniform mat3 bumpMapTransform;\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tuniform mat3 normalMapTransform;\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tuniform mat3 displacementMapTransform;\n\tvarying vec2 vDisplacementMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tuniform mat3 emissiveMapTransform;\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tuniform mat3 metalnessMapTransform;\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tuniform mat3 roughnessMapTransform;\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tuniform mat3 anisotropyMapTransform;\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tuniform mat3 clearcoatMapTransform;\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform mat3 clearcoatNormalMapTransform;\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform mat3 clearcoatRoughnessMapTransform;\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tuniform mat3 sheenColorMapTransform;\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tuniform mat3 sheenRoughnessMapTransform;\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tuniform mat3 iridescenceMapTransform;\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform mat3 iridescenceThicknessMapTransform;\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tuniform mat3 specularMapTransform;\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tuniform mat3 specularColorMapTransform;\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tuniform mat3 specularIntensityMapTransform;\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvUv = vec3( uv, 1 ).xy;\n#endif\n#ifdef USE_MAP\n\tvMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ALPHAMAP\n\tvAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_LIGHTMAP\n\tvLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_AOMAP\n\tvAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_BUMPMAP\n\tvBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_NORMALMAP\n\tvNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tvDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_METALNESSMAP\n\tvMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULARMAP\n\tvSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tvTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_THICKNESSMAP\n\tvThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_BATCHING\n\t\tworldPosition = batchingMatrix * worldPosition;\n\t#endif\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",background_frag:"uniform sampler2D t2D;\nuniform float backgroundIntensity;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\ttexColor = vec4( mix( pow( texColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), texColor.rgb * 0.0773993808, vec3( lessThanEqual( texColor.rgb, vec3( 0.04045 ) ) ) ), texColor.w );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include \n\t#include \n}",backgroundCube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",backgroundCube_frag:"#ifdef ENVMAP_TYPE_CUBE\n\tuniform samplerCube envMap;\n#elif defined( ENVMAP_TYPE_CUBE_UV )\n\tuniform sampler2D envMap;\n#endif\nuniform float flipEnvMap;\nuniform float backgroundBlurriness;\nuniform float backgroundIntensity;\nuniform mat3 backgroundRotation;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 texColor = textureCube( envMap, backgroundRotation * vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 texColor = textureCubeUV( envMap, backgroundRotation * vWorldDirection, backgroundBlurriness );\n\t#else\n\t\tvec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include \n\t#include \n}",cube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldDirection;\nvoid main() {\n\tvec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );\n\tgl_FragColor = texColor;\n\tgl_FragColor.a *= opacity;\n\t#include \n\t#include \n}",depth_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvHighPrecisionZW = gl_Position.zw;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_REVERSEDEPTHBUF\n\t\tfloat fragCoordZ = vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ];\n\t#else\n\t\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ] + 0.5;\n\t#endif\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#elif DEPTH_PACKING == 3202\n\t\tgl_FragColor = vec4( packDepthToRGB( fragCoordZ ), 1.0 );\n\t#elif DEPTH_PACKING == 3203\n\t\tgl_FragColor = vec4( packDepthToRG( fragCoordZ ), 0.0, 1.0 );\n\t#endif\n}",distanceRGBA_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvWorldPosition = worldPosition.xyz;\n}",distanceRGBA_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main () {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\t#include \n\t#include \n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\treflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_frag:"#define LAMBERT\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t#else\n\t\tvec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshnormal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",meshnormal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( 0.0, 0.0, 0.0, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_FragColor = vec4( packNormalToRGB( normal ), diffuseColor.a );\n\t#ifdef OPAQUE\n\t\tgl_FragColor.a = 1.0;\n\t#endif\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n\tvarying vec3 vWorldPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n#ifdef USE_TRANSMISSION\n\tvWorldPosition = worldPosition.xyz;\n#endif\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define IOR\n\t#define USE_SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n\tuniform float ior;\n#endif\n#ifdef USE_SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularColor;\n\t#ifdef USE_SPECULAR_COLORMAP\n\t\tuniform sampler2D specularColorMap;\n\t#endif\n\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_DISPERSION\n\tuniform float dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tuniform float iridescence;\n\tuniform float iridescenceIOR;\n\tuniform float iridescenceThicknessMinimum;\n\tuniform float iridescenceThicknessMaximum;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheenColor;\n\tuniform float sheenRoughness;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tuniform sampler2D sheenColorMap;\n\t#endif\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tuniform sampler2D sheenRoughnessMap;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\tuniform vec2 anisotropyVector;\n\t#ifdef USE_ANISOTROPYMAP\n\t\tuniform sampler2D anisotropyMap;\n\t#endif\n#endif\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;\n\tvec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;\n\t#include \n\tvec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;\n\t#ifdef USE_SHEEN\n\t\tfloat sheenEnergyComp = 1.0 - 0.157 * max3( material.sheenColor );\n\t\toutgoingLight = outgoingLight * sheenEnergyComp + sheenSpecularDirect + sheenSpecularIndirect;\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNVcc = saturate( dot( geometryClearcoatNormal, geometryViewDir ) );\n\t\tvec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );\n\t\toutgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + ( clearcoatSpecularDirect + clearcoatSpecularIndirect ) * material.clearcoat;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",points_vert:"uniform float size;\nuniform float scale;\n#include \n#include \n#include \n#include \n#include \n#include \n#ifdef USE_POINTS_UV\n\tvarying vec2 vUv;\n\tuniform mat3 uvTransform;\n#endif\nvoid main() {\n\t#ifdef USE_POINTS_UV\n\t\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",shadow_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include \n\t#include \n\t#include \n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 mvPosition = modelViewMatrix[ 3 ];\n\tvec2 scale = vec2( length( modelMatrix[ 0 ].xyz ), length( modelMatrix[ 1 ].xyz ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include \n\t#include \n\t#include \n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n}"},Ma={common:{diffuse:{value:new gi(16777215)},opacity:{value:1},map:{value:null},mapTransform:{value:new Te},alphaMap:{value:null},alphaMapTransform:{value:new Te},alphaTest:{value:0}},specularmap:{specularMap:{value:null},specularMapTransform:{value:new Te}},envmap:{envMap:{value:null},envMapRotation:{value:new Te},flipEnvMap:{value:-1},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1},aoMapTransform:{value:new Te}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1},lightMapTransform:{value:new Te}},bumpmap:{bumpMap:{value:null},bumpMapTransform:{value:new Te},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalMapTransform:{value:new Te},normalScale:{value:new xe(1,1)}},displacementmap:{displacementMap:{value:null},displacementMapTransform:{value:new Te},displacementScale:{value:1},displacementBias:{value:0}},emissivemap:{emissiveMap:{value:null},emissiveMapTransform:{value:new Te}},metalnessmap:{metalnessMap:{value:null},metalnessMapTransform:{value:new Te}},roughnessmap:{roughnessMap:{value:null},roughnessMapTransform:{value:new Te}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new gi(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},spotLightMap:{value:[]},spotShadowMap:{value:[]},spotLightMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}},ltc_1:{value:null},ltc_2:{value:null}},points:{diffuse:{value:new gi(16777215)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},alphaMapTransform:{value:new Te},alphaTest:{value:0},uvTransform:{value:new Te}},sprite:{diffuse:{value:new gi(16777215)},opacity:{value:1},center:{value:new xe(.5,.5)},rotation:{value:0},map:{value:null},mapTransform:{value:new Te},alphaMap:{value:null},alphaMapTransform:{value:new Te},alphaTest:{value:0}}},Sa={basic:{uniforms:Ji([Ma.common,Ma.specularmap,Ma.envmap,Ma.aomap,Ma.lightmap,Ma.fog]),vertexShader:xa.meshbasic_vert,fragmentShader:xa.meshbasic_frag},lambert:{uniforms:Ji([Ma.common,Ma.specularmap,Ma.envmap,Ma.aomap,Ma.lightmap,Ma.emissivemap,Ma.bumpmap,Ma.normalmap,Ma.displacementmap,Ma.fog,Ma.lights,{emissive:{value:new gi(0)}}]),vertexShader:xa.meshlambert_vert,fragmentShader:xa.meshlambert_frag},phong:{uniforms:Ji([Ma.common,Ma.specularmap,Ma.envmap,Ma.aomap,Ma.lightmap,Ma.emissivemap,Ma.bumpmap,Ma.normalmap,Ma.displacementmap,Ma.fog,Ma.lights,{emissive:{value:new gi(0)},specular:{value:new gi(1118481)},shininess:{value:30}}]),vertexShader:xa.meshphong_vert,fragmentShader:xa.meshphong_frag},standard:{uniforms:Ji([Ma.common,Ma.envmap,Ma.aomap,Ma.lightmap,Ma.emissivemap,Ma.bumpmap,Ma.normalmap,Ma.displacementmap,Ma.roughnessmap,Ma.metalnessmap,Ma.fog,Ma.lights,{emissive:{value:new gi(0)},roughness:{value:1},metalness:{value:0},envMapIntensity:{value:1}}]),vertexShader:xa.meshphysical_vert,fragmentShader:xa.meshphysical_frag},toon:{uniforms:Ji([Ma.common,Ma.aomap,Ma.lightmap,Ma.emissivemap,Ma.bumpmap,Ma.normalmap,Ma.displacementmap,Ma.gradientmap,Ma.fog,Ma.lights,{emissive:{value:new gi(0)}}]),vertexShader:xa.meshtoon_vert,fragmentShader:xa.meshtoon_frag},matcap:{uniforms:Ji([Ma.common,Ma.bumpmap,Ma.normalmap,Ma.displacementmap,Ma.fog,{matcap:{value:null}}]),vertexShader:xa.meshmatcap_vert,fragmentShader:xa.meshmatcap_frag},points:{uniforms:Ji([Ma.points,Ma.fog]),vertexShader:xa.points_vert,fragmentShader:xa.points_frag},dashed:{uniforms:Ji([Ma.common,Ma.fog,{scale:{value:1},dashSize:{value:1},totalSize:{value:2}}]),vertexShader:xa.linedashed_vert,fragmentShader:xa.linedashed_frag},depth:{uniforms:Ji([Ma.common,Ma.displacementmap]),vertexShader:xa.depth_vert,fragmentShader:xa.depth_frag},normal:{uniforms:Ji([Ma.common,Ma.bumpmap,Ma.normalmap,Ma.displacementmap,{opacity:{value:1}}]),vertexShader:xa.meshnormal_vert,fragmentShader:xa.meshnormal_frag},sprite:{uniforms:Ji([Ma.sprite,Ma.fog]),vertexShader:xa.sprite_vert,fragmentShader:xa.sprite_frag},background:{uniforms:{uvTransform:{value:new 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weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1});return a}(i,t,e)}return i}_compileMaterial(t){const e=new Yi(this._lodPlanes[0],t);this._renderer.compile(e,Ua)}_sceneToCubeUV(t,e,n,i,r){const a=new ar(90,1,e,n),s=[1,-1,1,1,1,1],o=[1,1,1,-1,-1,-1],l=this._renderer,c=l.autoClear,h=l.toneMapping;l.getClearColor(Ia),l.toneMapping=0,l.autoClear=!1;l.state.buffers.depth.getReversed()&&(l.setRenderTarget(i),l.clearDepth(),l.setRenderTarget(null));const u=new Mi({name:"PMREM.Background",side:1,depthWrite:!1,depthTest:!1}),d=new Yi(new Zi,u);let p=!1;const f=t.background;f?f.isColor&&(u.color.copy(f),t.background=null,p=!0):(u.color.copy(Ia),p=!0);for(let m=0;m<6;m++){const e=m%3;0===e?(a.up.set(0,s[m],0),a.position.set(r.x,r.y,r.z),a.lookAt(r.x+o[m],r.y,r.z)):1===e?(a.up.set(0,0,s[m]),a.position.set(r.x,r.y,r.z),a.lookAt(r.x,r.y+o[m],r.z)):(a.up.set(0,s[m],0),a.position.set(r.x,r.y,r.z),a.lookAt(r.x,r.y,r.z+o[m]));const n=this._cubeSize;Xa(i,e*n,m>2?n:0,n,n),l.setRenderTarget(i),p&&l.render(d,a),l.render(t,a)}d.geometry.dispose(),d.material.dispose(),l.toneMapping=h,l.autoClear=c,t.background=f}_textureToCubeUV(t,e){const n=this._renderer,i=t.mapping===B||t.mapping===z;i?(null===this._cubemapMaterial&&(this._cubemapMaterial=Ya()),this._cubemapMaterial.uniforms.flipEnvMap.value=!1===t.isRenderTargetTexture?-1:1):null===this._equirectMaterial&&(this._equirectMaterial=ja());const r=i?this._cubemapMaterial:this._equirectMaterial,a=new Yi(this._lodPlanes[0],r);r.uniforms.envMap.value=t;const s=this._cubeSize;Xa(e,0,0,3*s,2*s),n.setRenderTarget(e),n.render(a,Ua)}_applyPMREM(t){const e=this._renderer,n=e.autoClear;e.autoClear=!1;const i=this._lodPlanes.length;for(let r=1;rDa&&console.warn(`sigmaRadians, ${r}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);const m=[];let g=0;for(let x=0;x_-4?i-_+4:0),4*(this._cubeSize-v),3*v,2*v),o.setRenderTarget(e),o.render(c,Ua)}}function Wa(t,e,n){const i=new Ye(t,e,n);return i.texture.mapping=H,i.texture.name="PMREM.cubeUv",i.scissorTest=!0,i}function Xa(t,e,n,i,r){t.viewport.set(e,n,i,r),t.scissor.set(e,n,i,r)}function ja(){return new tr({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:qa(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\n\t\t\t#include \n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tgl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 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Vo(t),r.push(a)):a=r[i],a},dispose:function(){e=new WeakMap}}}function ko(t,e,n){let i=new Hr;const r=new xe,a=new xe,s=new Xe,o=new aa({depthPacking:3201}),l=new sa,d={},p=n.maxTextureSize,f={[c]:1,[h]:0,[u]:2},m=new tr({defines:{VSM_SAMPLES:8},uniforms:{shadow_pass:{value:null},resolution:{value:new xe},radius:{value:4}},vertexShader:"void main() {\n\tgl_Position = vec4( position, 1.0 );\n}",fragmentShader:"uniform sampler2D shadow_pass;\nuniform vec2 resolution;\nuniform float radius;\n#include \nvoid main() {\n\tconst float samples = float( VSM_SAMPLES );\n\tfloat mean = 0.0;\n\tfloat squared_mean = 0.0;\n\tfloat uvStride = samples <= 1.0 ? 0.0 : 2.0 / ( samples - 1.0 );\n\tfloat uvStart = samples <= 1.0 ? 0.0 : - 1.0;\n\tfor ( float i = 0.0; i < samples; i ++ ) {\n\t\tfloat uvOffset = uvStart + i * uvStride;\n\t\t#ifdef HORIZONTAL_PASS\n\t\t\tvec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( uvOffset, 0.0 ) * radius ) / resolution ) 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0===r&&(r=a.clone(),i[e]=r,n.addEventListener("dispose",T)),a=r}if(a.visible=n.visible,a.wireframe=n.wireframe,a.side=3===r?null!==n.shadowSide?n.shadowSide:n.side:null!==n.shadowSide?n.shadowSide:f[n.side],a.alphaMap=n.alphaMap,a.alphaTest=!0===n.alphaToCoverage?.5:n.alphaTest,a.map=n.map,a.clipShadows=n.clipShadows,a.clippingPlanes=n.clippingPlanes,a.clipIntersection=n.clipIntersection,a.displacementMap=n.displacementMap,a.displacementScale=n.displacementScale,a.displacementBias=n.displacementBias,a.wireframeLinewidth=n.wireframeLinewidth,a.linewidth=n.linewidth,!0===i.isPointLight&&!0===a.isMeshDistanceMaterial){t.properties.get(a).light=i}return a}function E(n,r,a,s,o){if(!1===n.visible)return;if(n.layers.test(r.layers)&&(n.isMesh||n.isLine||n.isPoints)&&(n.castShadow||n.receiveShadow&&3===o)&&(!n.frustumCulled||i.intersectsObject(n))){n.modelViewMatrix.multiplyMatrices(a.matrixWorldInverse,n.matrixWorld);const i=e.update(n),l=n.material;if(Array.isArray(l)){const 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e=s?qt:Ie.getTransfer(a);r===t.FLOAT&&(o=t.RGBA32F),r===t.HALF_FLOAT&&(o=t.RGBA16F),r===t.UNSIGNED_BYTE&&(o=e===Zt?t.SRGB8_ALPHA8:t.RGBA8),r===t.UNSIGNED_SHORT_4_4_4_4&&(o=t.RGBA4),r===t.UNSIGNED_SHORT_5_5_5_1&&(o=t.RGB5_A1)}return o!==t.R16F&&o!==t.R32F&&o!==t.RG16F&&o!==t.RG32F&&o!==t.RGBA16F&&o!==t.RGBA32F||e.get("EXT_color_buffer_float"),o}function M(e,n){let i;return e?null===n||n===et||n===st?i=t.DEPTH24_STENCIL8:n===nt?i=t.DEPTH32F_STENCIL8:n===Q&&(i=t.DEPTH24_STENCIL8,console.warn("DepthTexture: 16 bit depth attachment is not supported with stencil. 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Xe;const T=new ar;T.viewport=new Xe;const b=[E,T],w=new ca;let A=null,R=null;function C(t){const e=M.indexOf(t.inputSource);if(-1===e)return;const n=x[e];void 0!==n&&(n.update(t.inputSource,t.frame,l||a),n.dispatchEvent({type:t.type,data:t.inputSource}))}function P(){i.removeEventListener("select",C),i.removeEventListener("selectstart",C),i.removeEventListener("selectend",C),i.removeEventListener("squeeze",C),i.removeEventListener("squeezestart",C),i.removeEventListener("squeezeend",C),i.removeEventListener("end",P),i.removeEventListener("inputsourceschange",L);for(let t=0;t=0&&(M[i]=null,x[i].disconnect(n))}for(let e=0;e=M.length){M.push(n),i=t;break}if(null===M[t]){M[t]=n,i=t;break}}if(-1===i)break}const r=x[i];r&&r.connect(n)}}this.cameraAutoUpdate=!0,this.enabled=!1,this.isPresenting=!1,this.getController=function(t){let e=x[t];return void 0===e&&(e=new dr,x[t]=e),e.getTargetRaySpace()},this.getControllerGrip=function(t){let e=x[t];return void 0===e&&(e=new dr,x[t]=e),e.getGripSpace()},this.getHand=function(t){let e=x[t];return void 0===e&&(e=new dr,x[t]=e),e.getHandSpace()},this.setFramebufferScaleFactor=function(t){r=t,!0===n.isPresenting&&console.warn("THREE.WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(t){s=t,!0===n.isPresenting&&console.warn("THREE.WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return l||a},this.setReferenceSpace=function(t){l=t},this.getBaseLayer=function(){return null!==u?u:d},this.getBinding=function(){return h},this.getFrame=function(){return p},this.getSession=function(){return i},this.setSession=async function(c){if(i=c,null!==i){_=t.getRenderTarget(),i.addEventListener("select",C),i.addEventListener("selectstart",C),i.addEventListener("selectend",C),i.addEventListener("squeeze",C),i.addEventListener("squeezestart",C),i.addEventListener("squeezeend",C),i.addEventListener("end",P),i.addEventListener("inputsourceschange",L),!0!==g.xrCompatible&&await e.makeXRCompatible(),y=t.getPixelRatio(),t.getSize(S),"undefined"!=typeof XRWebGLBinding&&(h=new XRWebGLBinding(i,e));if(null!==h&&"createProjectionLayer"in XRWebGLBinding.prototype){let n=null,a=null,s=null;g.depth&&(s=g.stencil?e.DEPTH24_STENCIL8:e.DEPTH_COMPONENT24,n=g.stencil?ht:ct,a=g.stencil?st:et);const o={colorFormat:e.RGBA8,depthFormat:s,scaleFactor:r};u=h.createProjectionLayer(o),i.updateRenderState({layers:[u]}),t.setPixelRatio(1),t.setSize(u.textureWidth,u.textureHeight,!1),v=new Ye(u.textureWidth,u.textureHeight,{format:lt,type:K,depthTexture:new Jr(u.textureWidth,u.textureHeight,a,void 0,void 0,void 0,void 0,void 0,void 0,n),stencilBuffer:g.stencil,colorSpace:t.outputColorSpace,samples:g.antialias?4:0,resolveDepthBuffer:!1===u.ignoreDepthValues,resolveStencilBuffer:!1===u.ignoreDepthValues})}else{const n={antialias:g.antialias,alpha:!0,depth:g.depth,stencil:g.stencil,framebufferScaleFactor:r};d=new XRWebGLLayer(i,e,n),i.updateRenderState({baseLayer:d}),t.setPixelRatio(1),t.setSize(d.framebufferWidth,d.framebufferHeight,!1),v=new Ye(d.framebufferWidth,d.framebufferHeight,{format:lt,type:K,colorSpace:t.outputColorSpace,stencilBuffer:g.stencil,resolveDepthBuffer:!1===d.ignoreDepthValues,resolveStencilBuffer:!1===d.ignoreDepthValues})}v.isXRRenderTarget=!0,this.setFoveation(o),l=null,a=await i.requestReferenceSpace(s),O.setContext(i),O.start(),n.isPresenting=!0,n.dispatchEvent({type:"sessionstart"})}},this.getEnvironmentBlendMode=function(){if(null!==i)return i.environmentBlendMode},this.getDepthTexture=function(){return f.getDepthTexture()};const D=new Se,U=new Se;function I(t,e){null===e?t.matrixWorld.copy(t.matrix):t.matrixWorld.multiplyMatrices(e.matrixWorld,t.matrix),t.matrixWorldInverse.copy(t.matrixWorld).invert()}this.updateCamera=function(t){if(null===i)return;let e=t.near,n=t.far;null!==f.texture&&(f.depthNear>0&&(e=f.depthNear),f.depthFar>0&&(n=f.depthFar)),w.near=T.near=E.near=e,w.far=T.far=E.far=n,A===w.near&&R===w.far||(i.updateRenderState({depthNear:w.near,depthFar:w.far}),A=w.near,R=w.far),w.layers.mask=6|t.layers.mask,E.layers.mask=3&w.layers.mask,T.layers.mask=5&w.layers.mask;const r=t.parent,a=w.cameras;I(w,r);for(let i=0;i0&&(t.alphaTest.value=i.alphaTest);const r=e.get(i),a=r.envMap,s=r.envMapRotation;a&&(t.envMap.value=a,Jo.copy(s),Jo.x*=-1,Jo.y*=-1,Jo.z*=-1,a.isCubeTexture&&!1===a.isRenderTargetTexture&&(Jo.y*=-1,Jo.z*=-1),t.envMapRotation.value.setFromMatrix4($o.makeRotationFromEuler(Jo)),t.flipEnvMap.value=a.isCubeTexture&&!1===a.isRenderTargetTexture?-1:1,t.reflectivity.value=i.reflectivity,t.ior.value=i.ior,t.refractionRatio.value=i.refractionRatio),i.lightMap&&(t.lightMap.value=i.lightMap,t.lightMapIntensity.value=i.lightMapIntensity,n(i.lightMap,t.lightMapTransform)),i.aoMap&&(t.aoMap.value=i.aoMap,t.aoMapIntensity.value=i.aoMapIntensity,n(i.aoMap,t.aoMapTransform))}return{refreshFogUniforms:function(e,n){n.color.getRGB(e.fogColor.value,$i(t)),n.isFog?(e.fogNear.value=n.near,e.fogFar.value=n.far):n.isFogExp2&&(e.fogDensity.value=n.density)},refreshMaterialUniforms:function(t,r,a,s,o){r.isMeshBasicMaterial||r.isMeshLambertMaterial?i(t,r):r.isMeshToonMaterial?(i(t,r),function(t,e){e.gradientMap&&(t.gradientMap.value=e.gradientMap)}(t,r)):r.isMeshPhongMaterial?(i(t,r),function(t,e){t.specular.value.copy(e.specular),t.shininess.value=Math.max(e.shininess,1e-4)}(t,r)):r.isMeshStandardMaterial?(i(t,r),function(t,e){t.metalness.value=e.metalness,e.metalnessMap&&(t.metalnessMap.value=e.metalnessMap,n(e.metalnessMap,t.metalnessMapTransform));t.roughness.value=e.roughness,e.roughnessMap&&(t.roughnessMap.value=e.roughnessMap,n(e.roughnessMap,t.roughnessMapTransform));e.envMap&&(t.envMapIntensity.value=e.envMapIntensity)}(t,r),r.isMeshPhysicalMaterial&&function(t,e,i){t.ior.value=e.ior,e.sheen>0&&(t.sheenColor.value.copy(e.sheenColor).multiplyScalar(e.sheen),t.sheenRoughness.value=e.sheenRoughness,e.sheenColorMap&&(t.sheenColorMap.value=e.sheenColorMap,n(e.sheenColorMap,t.sheenColorMapTransform)),e.sheenRoughnessMap&&(t.sheenRoughnessMap.value=e.sheenRoughnessMap,n(e.sheenRoughnessMap,t.sheenRoughnessMapTransform)));e.clearcoat>0&&(t.clearcoat.value=e.clearcoat,t.clearcoatRoughness.value=e.clearcoatRoughness,e.clearcoatMap&&(t.clearcoatMap.value=e.clearcoatMap,n(e.clearcoatMap,t.clearcoatMapTransform)),e.clearcoatRoughnessMap&&(t.clearcoatRoughnessMap.value=e.clearcoatRoughnessMap,n(e.clearcoatRoughnessMap,t.clearcoatRoughnessMapTransform)),e.clearcoatNormalMap&&(t.clearcoatNormalMap.value=e.clearcoatNormalMap,n(e.clearcoatNormalMap,t.clearcoatNormalMapTransform),t.clearcoatNormalScale.value.copy(e.clearcoatNormalScale),1===e.side&&t.clearcoatNormalScale.value.negate()));e.dispersion>0&&(t.dispersion.value=e.dispersion);e.iridescence>0&&(t.iridescence.value=e.iridescence,t.iridescenceIOR.value=e.iridescenceIOR,t.iridescenceThicknessMinimum.value=e.iridescenceThicknessRange[0],t.iridescenceThicknessMaximum.value=e.iridescenceThicknessRange[1],e.iridescenceMap&&(t.iridescenceMap.value=e.iridescenceMap,n(e.iridescenceMap,t.iridescenceMapTransform)),e.iridescenceThicknessMap&&(t.iridescenceThicknessMap.value=e.iridescenceThicknessMap,n(e.iridescenceThicknessMap,t.iridescenceThicknessMapTransform)));e.transmission>0&&(t.transmission.value=e.transmission,t.transmissionSamplerMap.value=i.texture,t.transmissionSamplerSize.value.set(i.width,i.height),e.transmissionMap&&(t.transmissionMap.value=e.transmissionMap,n(e.transmissionMap,t.transmissionMapTransform)),t.thickness.value=e.thickness,e.thicknessMap&&(t.thicknessMap.value=e.thicknessMap,n(e.thicknessMap,t.thicknessMapTransform)),t.attenuationDistance.value=e.attenuationDistance,t.attenuationColor.value.copy(e.attenuationColor));e.anisotropy>0&&(t.anisotropyVector.value.set(e.anisotropy*Math.cos(e.anisotropyRotation),e.anisotropy*Math.sin(e.anisotropyRotation)),e.anisotropyMap&&(t.anisotropyMap.value=e.anisotropyMap,n(e.anisotropyMap,t.anisotropyMapTransform)));t.specularIntensity.value=e.specularIntensity,t.specularColor.value.copy(e.specularColor),e.specularColorMap&&(t.specularColorMap.value=e.specularColorMap,n(e.specularColorMap,t.specularColorMapTransform));e.specularIntensityMap&&(t.specularIntensityMap.value=e.specularIntensityMap,n(e.specularIntensityMap,t.specularIntensityMapTransform))}(t,r,o)):r.isMeshMatcapMaterial?(i(t,r),function(t,e){e.matcap&&(t.matcap.value=e.matcap)}(t,r)):r.isMeshDepthMaterial?i(t,r):r.isMeshDistanceMaterial?(i(t,r),function(t,n){const i=e.get(n).light;t.referencePosition.value.setFromMatrixPosition(i.matrixWorld),t.nearDistance.value=i.shadow.camera.near,t.farDistance.value=i.shadow.camera.far}(t,r)):r.isMeshNormalMaterial?i(t,r):r.isLineBasicMaterial?(function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,e.map&&(t.map.value=e.map,n(e.map,t.mapTransform))}(t,r),r.isLineDashedMaterial&&function(t,e){t.dashSize.value=e.dashSize,t.totalSize.value=e.dashSize+e.gapSize,t.scale.value=e.scale}(t,r)):r.isPointsMaterial?function(t,e,i,r){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.size.value=e.size*i,t.scale.value=.5*r,e.map&&(t.map.value=e.map,n(e.map,t.uvTransform));e.alphaMap&&(t.alphaMap.value=e.alphaMap,n(e.alphaMap,t.alphaMapTransform));e.alphaTest>0&&(t.alphaTest.value=e.alphaTest)}(t,r,a,s):r.isSpriteMaterial?function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.rotation.value=e.rotation,e.map&&(t.map.value=e.map,n(e.map,t.mapTransform));e.alphaMap&&(t.alphaMap.value=e.alphaMap,n(e.alphaMap,t.alphaMapTransform));e.alphaTest>0&&(t.alphaTest.value=e.alphaTest)}(t,r):r.isShadowMaterial?(t.color.value.copy(r.color),t.opacity.value=r.opacity):r.isShaderMaterial&&(r.uniformsNeedUpdate=!1)}}}function tl(t,e,n,i){let r={},a={},s=[];const o=t.getParameter(t.MAX_UNIFORM_BUFFER_BINDINGS);function l(t,e,n,i){const r=t.value,a=e+"_"+n;if(void 0===i[a])return i[a]="number"==typeof r||"boolean"==typeof r?r:r.clone(),!0;{const t=i[a];if("number"==typeof r||"boolean"==typeof r){if(t!==r)return i[a]=r,!0}else if(!1===t.equals(r))return t.copy(r),!0}return!1}function c(t){const e={boundary:0,storage:0};return"number"==typeof t||"boolean"==typeof t?(e.boundary=4,e.storage=4):t.isVector2?(e.boundary=8,e.storage=8):t.isVector3||t.isColor?(e.boundary=16,e.storage=12):t.isVector4?(e.boundary=16,e.storage=16):t.isMatrix3?(e.boundary=48,e.storage=48):t.isMatrix4?(e.boundary=64,e.storage=64):t.isTexture?console.warn("THREE.WebGLRenderer: Texture samplers can not be part of an uniforms group."):console.warn("THREE.WebGLRenderer: Unsupported uniform value type.",t),e}function h(e){const n=e.target;n.removeEventListener("dispose",h);const i=s.indexOf(n.__bindingPointIndex);s.splice(i,1),t.deleteBuffer(r[n.id]),delete r[n.id],delete a[n.id]}return{bind:function(t,e){const n=e.program;i.uniformBlockBinding(t,n)},update:function(n,u){let d=r[n.id];void 0===d&&(!function(t){const e=t.uniforms;let n=0;const i=16;for(let a=0,s=e.length;a0&&(n+=i-r);t.__size=n,t.__cache={}}(n),d=function(e){const n=function(){for(let t=0;t0),u=!!n.morphAttributes.position,d=!!n.morphAttributes.normal,p=!!n.morphAttributes.color;let f=0;i.toneMapped&&(null!==T&&!0!==T.isXRRenderTarget||(f=M.toneMapping));const m=n.morphAttributes.position||n.morphAttributes.normal||n.morphAttributes.color,g=void 0!==m?m.length:0,v=ot.get(i),x=_.state.lights;if(!0===V&&(!0===G||t!==w)){const e=t===w&&i.id===b;St.setState(i,t,e)}let S=!1;i.version===v.__version?v.needsLights&&v.lightsStateVersion!==x.state.version||v.outputColorSpace!==o||r.isBatchedMesh&&!1===v.batching?S=!0:r.isBatchedMesh||!0!==v.batching?r.isBatchedMesh&&!0===v.batchingColor&&null===r.colorTexture||r.isBatchedMesh&&!1===v.batchingColor&&null!==r.colorTexture||r.isInstancedMesh&&!1===v.instancing?S=!0:r.isInstancedMesh||!0!==v.instancing?r.isSkinnedMesh&&!1===v.skinning?S=!0:r.isSkinnedMesh||!0!==v.skinning?r.isInstancedMesh&&!0===v.instancingColor&&null===r.instanceColor||r.isInstancedMesh&&!1===v.instancingColor&&null!==r.instanceColor||r.isInstancedMesh&&!0===v.instancingMorph&&null===r.morphTexture||r.isInstancedMesh&&!1===v.instancingMorph&&null!==r.morphTexture||v.envMap!==l||!0===i.fog&&v.fog!==a?S=!0:void 0===v.numClippingPlanes||v.numClippingPlanes===St.numPlanes&&v.numIntersection===St.numIntersection?(v.vertexAlphas!==c||v.vertexTangents!==h||v.morphTargets!==u||v.morphNormals!==d||v.morphColors!==p||v.toneMapping!==f||v.morphTargetsCount!==g)&&(S=!0):S=!0:S=!0:S=!0:S=!0:(S=!0,v.__version=i.version);let y=v.currentProgram;!0===S&&(y=Kt(i,e,r));let E=!1,A=!1,R=!1;const C=y.getUniforms(),P=v.uniforms;tt.useProgram(y.program)&&(E=!0,A=!0,R=!0);i.id!==b&&(b=i.id,A=!0);if(E||w!==t){tt.buffers.depth.getReversed()&&!0!==t.reversedDepth&&(t._reversedDepth=!0,t.updateProjectionMatrix()),C.setValue(Pt,"projectionMatrix",t.projectionMatrix),C.setValue(Pt,"viewMatrix",t.matrixWorldInverse);const e=C.map.cameraPosition;void 0!==e&&e.setValue(Pt,W.setFromMatrixPosition(t.matrixWorld)),$.logarithmicDepthBuffer&&C.setValue(Pt,"logDepthBufFC",2/(Math.log(t.far+1)/Math.LN2)),(i.isMeshPhongMaterial||i.isMeshToonMaterial||i.isMeshLambertMaterial||i.isMeshBasicMaterial||i.isMeshStandardMaterial||i.isShaderMaterial)&&C.setValue(Pt,"isOrthographic",!0===t.isOrthographicCamera),w!==t&&(w=t,A=!0,R=!0)}if(r.isSkinnedMesh){C.setOptional(Pt,r,"bindMatrix"),C.setOptional(Pt,r,"bindMatrixInverse");const t=r.skeleton;t&&(null===t.boneTexture&&t.computeBoneTexture(),C.setValue(Pt,"boneTexture",t.boneTexture,lt))}r.isBatchedMesh&&(C.setOptional(Pt,r,"batchingTexture"),C.setValue(Pt,"batchingTexture",r._matricesTexture,lt),C.setOptional(Pt,r,"batchingIdTexture"),C.setValue(Pt,"batchingIdTexture",r._indirectTexture,lt),C.setOptional(Pt,r,"batchingColorTexture"),null!==r._colorsTexture&&C.setValue(Pt,"batchingColorTexture",r._colorsTexture,lt));const L=n.morphAttributes;void 0===L.position&&void 0===L.normal&&void 0===L.color||Tt.update(r,n,y);(A||v.receiveShadow!==r.receiveShadow)&&(v.receiveShadow=r.receiveShadow,C.setValue(Pt,"receiveShadow",r.receiveShadow));i.isMeshGouraudMaterial&&null!==i.envMap&&(P.envMap.value=l,P.flipEnvMap.value=l.isCubeTexture&&!1===l.isRenderTargetTexture?-1:1);i.isMeshStandardMaterial&&null===i.envMap&&null!==e.environment&&(P.envMapIntensity.value=e.environmentIntensity);A&&(C.setValue(Pt,"toneMappingExposure",M.toneMappingExposure),v.needsLights&&(N=R,(D=P).ambientLightColor.needsUpdate=N,D.lightProbe.needsUpdate=N,D.directionalLights.needsUpdate=N,D.directionalLightShadows.needsUpdate=N,D.pointLights.needsUpdate=N,D.pointLightShadows.needsUpdate=N,D.spotLights.needsUpdate=N,D.spotLightShadows.needsUpdate=N,D.rectAreaLights.needsUpdate=N,D.hemisphereLights.needsUpdate=N),a&&!0===i.fog&&vt.refreshFogUniforms(P,a),vt.refreshMaterialUniforms(P,i,I,U,_.state.transmissionRenderTarget[t.id]),so.upload(Pt,Jt(v),P,lt));var D,N;i.isShaderMaterial&&!0===i.uniformsNeedUpdate&&(so.upload(Pt,Jt(v),P,lt),i.uniformsNeedUpdate=!1);i.isSpriteMaterial&&C.setValue(Pt,"center",r.center);if(C.setValue(Pt,"modelViewMatrix",r.modelViewMatrix),C.setValue(Pt,"normalMatrix",r.normalMatrix),C.setValue(Pt,"modelMatrix",r.matrixWorld),i.isShaderMaterial||i.isRawShaderMaterial){const t=i.uniformsGroups;for(let e=0,n=t.length;e{function n(){i.forEach((function(t){ot.get(t).currentProgram.isReady()&&i.delete(t)})),0!==i.size?setTimeout(n,10):e(t)}null!==J.get("KHR_parallel_shader_compile")?n():setTimeout(n,10)}))};let zt=null;function Ht(){Gt.stop()}function Vt(){Gt.start()}const Gt=new _a;function kt(t,e,n,i){if(!1===t.visible)return;if(t.layers.test(e.layers))if(t.isGroup)n=t.renderOrder;else if(t.isLOD)!0===t.autoUpdate&&t.update(e);else if(t.isLight)_.pushLight(t),t.castShadow&&_.pushShadow(t);else if(t.isSprite){if(!t.frustumCulled||H.intersectsSprite(t)){i&&X.setFromMatrixPosition(t.matrixWorld).applyMatrix4(k);const e=gt.update(t),r=t.material;r.visible&&g.push(t,e,r,n,X.z,null)}}else if((t.isMesh||t.isLine||t.isPoints)&&(!t.frustumCulled||H.intersectsObject(t))){const e=gt.update(t),r=t.material;if(i&&(void 0!==t.boundingSphere?(null===t.boundingSphere&&t.computeBoundingSphere(),X.copy(t.boundingSphere.center)):(null===e.boundingSphere&&e.computeBoundingSphere(),X.copy(e.boundingSphere.center)),X.applyMatrix4(t.matrixWorld).applyMatrix4(k)),Array.isArray(r)){const i=e.groups;for(let a=0,s=i.length;a0&&qt(r,e,n),a.length>0&&qt(a,e,n),s.length>0&&qt(s,e,n),tt.buffers.depth.setTest(!0),tt.buffers.depth.setMask(!0),tt.buffers.color.setMask(!0),tt.setPolygonOffset(!1)}function Xt(t,e,n,i){if(null!==(!0===n.isScene?n.overrideMaterial:null))return;void 0===_.state.transmissionRenderTarget[i.id]&&(_.state.transmissionRenderTarget[i.id]=new Ye(1,1,{generateMipmaps:!0,type:J.has("EXT_color_buffer_half_float")||J.has("EXT_color_buffer_float")?it:K,minFilter:Z,samples:4,stencilBuffer:a,resolveDepthBuffer:!1,resolveStencilBuffer:!1,colorSpace:Ie.workingColorSpace}));const r=_.state.transmissionRenderTarget[i.id],s=i.viewport||A;r.setSize(s.z*M.transmissionResolutionScale,s.w*M.transmissionResolutionScale);const o=M.getRenderTarget(),l=M.getActiveCubeFace(),c=M.getActiveMipmapLevel();M.setRenderTarget(r),M.getClearColor(P),L=M.getClearAlpha(),L<1&&M.setClearColor(16777215,.5),M.clear(),Y&&Et.render(n);const h=M.toneMapping;M.toneMapping=0;const u=i.viewport;if(void 0!==i.viewport&&(i.viewport=void 0),_.setupLightsView(i),!0===V&&St.setGlobalState(M.clippingPlanes,i),qt(t,n,i),lt.updateMultisampleRenderTarget(r),lt.updateRenderTargetMipmap(r),!1===J.has("WEBGL_multisampled_render_to_texture")){let t=!1;for(let r=0,a=e.length;r0)for(let e=0,a=n.length;e0&&Xt(i,r,t,e),Y&&Et.render(t),Wt(g,t,e);null!==T&&0===E&&(lt.updateMultisampleRenderTarget(T),lt.updateRenderTargetMipmap(T)),!0===t.isScene&&t.onAfterRender(M,t,e),Rt.resetDefaultState(),b=-1,w=null,x.pop(),x.length>0?(_=x[x.length-1],!0===V&&St.setGlobalState(M.clippingPlanes,_.state.camera)):_=null,v.pop(),g=v.length>0?v[v.length-1]:null},this.getActiveCubeFace=function(){return y},this.getActiveMipmapLevel=function(){return E},this.getRenderTarget=function(){return T},this.setRenderTargetTextures=function(t,e,n){const i=ot.get(t);i.__autoAllocateDepthBuffer=!1===t.resolveDepthBuffer,!1===i.__autoAllocateDepthBuffer&&(i.__useRenderToTexture=!1),ot.get(t.texture).__webglTexture=e,ot.get(t.depthTexture).__webglTexture=i.__autoAllocateDepthBuffer?void 0:n,i.__hasExternalTextures=!0},this.setRenderTargetFramebuffer=function(t,e){const n=ot.get(t);n.__webglFramebuffer=e,n.__useDefaultFramebuffer=void 0===e};const Qt=Pt.createFramebuffer();this.setRenderTarget=function(t,e=0,n=0){T=t,y=e,E=n;let i=!0,r=null,a=!1,s=!1;if(t){const o=ot.get(t);if(void 0!==o.__useDefaultFramebuffer)tt.bindFramebuffer(Pt.FRAMEBUFFER,null),i=!1;else if(void 0===o.__webglFramebuffer)lt.setupRenderTarget(t);else if(o.__hasExternalTextures)lt.rebindTextures(t,ot.get(t.texture).__webglTexture,ot.get(t.depthTexture).__webglTexture);else if(t.depthBuffer){const e=t.depthTexture;if(o.__boundDepthTexture!==e){if(null!==e&&ot.has(e)&&(t.width!==e.image.width||t.height!==e.image.height))throw new Error("WebGLRenderTarget: Attached DepthTexture is initialized to the incorrect size.");lt.setupDepthRenderbuffer(t)}}const l=t.texture;(l.isData3DTexture||l.isDataArrayTexture||l.isCompressedArrayTexture)&&(s=!0);const c=ot.get(t).__webglFramebuffer;t.isWebGLCubeRenderTarget?(r=Array.isArray(c[e])?c[e][n]:c[e],a=!0):r=t.samples>0&&!1===lt.useMultisampledRTT(t)?ot.get(t).__webglMultisampledFramebuffer:Array.isArray(c)?c[n]:c,A.copy(t.viewport),R.copy(t.scissor),C=t.scissorTest}else A.copy(F).multiplyScalar(I).floor(),R.copy(B).multiplyScalar(I).floor(),C=z;0!==n&&(r=Qt);if(tt.bindFramebuffer(Pt.FRAMEBUFFER,r)&&i&&tt.drawBuffers(t,r),tt.viewport(A),tt.scissor(R),tt.setScissorTest(C),a){const i=ot.get(t.texture);Pt.framebufferTexture2D(Pt.FRAMEBUFFER,Pt.COLOR_ATTACHMENT0,Pt.TEXTURE_CUBE_MAP_POSITIVE_X+e,i.__webglTexture,n)}else if(s){const i=e;for(let e=0;e=0&&e<=t.width-i&&n>=0&&n<=t.height-r&&(t.textures.length>1&&Pt.readBuffer(Pt.COLOR_ATTACHMENT0+o),Pt.readPixels(e,n,i,r,At.convert(l),At.convert(c),a))}finally{const t=null!==T?ot.get(T).__webglFramebuffer:null;tt.bindFramebuffer(Pt.FRAMEBUFFER,t)}}},this.readRenderTargetPixelsAsync=async function(t,e,n,i,r,a,s,o=0){if(!t||!t.isWebGLRenderTarget)throw new Error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let l=ot.get(t).__webglFramebuffer;if(t.isWebGLCubeRenderTarget&&void 0!==s&&(l=l[s]),l){if(e>=0&&e<=t.width-i&&n>=0&&n<=t.height-r){tt.bindFramebuffer(Pt.FRAMEBUFFER,l);const s=t.textures[o],c=s.format,h=s.type;if(!$.textureFormatReadable(c))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in RGBA or implementation defined format.");if(!$.textureTypeReadable(h))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in UnsignedByteType or implementation defined type.");const u=Pt.createBuffer();Pt.bindBuffer(Pt.PIXEL_PACK_BUFFER,u),Pt.bufferData(Pt.PIXEL_PACK_BUFFER,a.byteLength,Pt.STREAM_READ),t.textures.length>1&&Pt.readBuffer(Pt.COLOR_ATTACHMENT0+o),Pt.readPixels(e,n,i,r,At.convert(c),At.convert(h),0);const d=null!==T?ot.get(T).__webglFramebuffer:null;tt.bindFramebuffer(Pt.FRAMEBUFFER,d);const p=Pt.fenceSync(Pt.SYNC_GPU_COMMANDS_COMPLETE,0);return Pt.flush(),await function(t,e,n){return new Promise((function(i,r){setTimeout((function a(){switch(t.clientWaitSync(e,t.SYNC_FLUSH_COMMANDS_BIT,0)){case t.WAIT_FAILED:r();break;case t.TIMEOUT_EXPIRED:setTimeout(a,n);break;default:i()}}),n)}))}(Pt,p,4),Pt.bindBuffer(Pt.PIXEL_PACK_BUFFER,u),Pt.getBufferSubData(Pt.PIXEL_PACK_BUFFER,0,a),Pt.deleteBuffer(u),Pt.deleteSync(p),a}throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: requested read bounds are out of range.")}},this.copyFramebufferToTexture=function(t,e=null,n=0){const i=Math.pow(2,-n),r=Math.floor(t.image.width*i),a=Math.floor(t.image.height*i),s=null!==e?e.x:0,o=null!==e?e.y:0;lt.setTexture2D(t,0),Pt.copyTexSubImage2D(Pt.TEXTURE_2D,n,0,0,s,o,r,a),tt.unbindTexture()};const te=Pt.createFramebuffer(),ee=Pt.createFramebuffer();this.copyTextureToTexture=function(t,e,n=null,i=null,r=0,a=null){let s,o,l,c,h,u,d,p,f;null===a&&(0!==r?(Pe("WebGLRenderer: copyTextureToTexture function signature has changed to support src and dst mipmap levels."),a=r,r=0):a=0);const m=t.isCompressedTexture?t.mipmaps[a]:t.image;if(null!==n)s=n.max.x-n.min.x,o=n.max.y-n.min.y,l=n.isBox3?n.max.z-n.min.z:1,c=n.min.x,h=n.min.y,u=n.isBox3?n.min.z:0;else{const e=Math.pow(2,-r);s=Math.floor(m.width*e),o=Math.floor(m.height*e),l=t.isDataArrayTexture?m.depth:t.isData3DTexture?Math.floor(m.depth*e):1,c=0,h=0,u=0}null!==i?(d=i.x,p=i.y,f=i.z):(d=0,p=0,f=0);const g=At.convert(e.format),_=At.convert(e.type);let v;e.isData3DTexture?(lt.setTexture3D(e,0),v=Pt.TEXTURE_3D):e.isDataArrayTexture||e.isCompressedArrayTexture?(lt.setTexture2DArray(e,0),v=Pt.TEXTURE_2D_ARRAY):(lt.setTexture2D(e,0),v=Pt.TEXTURE_2D),Pt.pixelStorei(Pt.UNPACK_FLIP_Y_WEBGL,e.flipY),Pt.pixelStorei(Pt.UNPACK_PREMULTIPLY_ALPHA_WEBGL,e.premultiplyAlpha),Pt.pixelStorei(Pt.UNPACK_ALIGNMENT,e.unpackAlignment);const x=Pt.getParameter(Pt.UNPACK_ROW_LENGTH),M=Pt.getParameter(Pt.UNPACK_IMAGE_HEIGHT),S=Pt.getParameter(Pt.UNPACK_SKIP_PIXELS),y=Pt.getParameter(Pt.UNPACK_SKIP_ROWS),E=Pt.getParameter(Pt.UNPACK_SKIP_IMAGES);Pt.pixelStorei(Pt.UNPACK_ROW_LENGTH,m.width),Pt.pixelStorei(Pt.UNPACK_IMAGE_HEIGHT,m.height),Pt.pixelStorei(Pt.UNPACK_SKIP_PIXELS,c),Pt.pixelStorei(Pt.UNPACK_SKIP_ROWS,h),Pt.pixelStorei(Pt.UNPACK_SKIP_IMAGES,u);const T=t.isDataArrayTexture||t.isData3DTexture,b=e.isDataArrayTexture||e.isData3DTexture;if(t.isDepthTexture){const n=ot.get(t),i=ot.get(e),m=ot.get(n.__renderTarget),g=ot.get(i.__renderTarget);tt.bindFramebuffer(Pt.READ_FRAMEBUFFER,m.__webglFramebuffer),tt.bindFramebuffer(Pt.DRAW_FRAMEBUFFER,g.__webglFramebuffer);for(let _=0;_Math.PI&&(n-=cl),i<-Math.PI?i+=cl:i>Math.PI&&(i-=cl),this._spherical.theta=n<=i?Math.max(n,Math.min(i,this._spherical.theta)):this._spherical.theta>(n+i)/2?Math.max(n,this._spherical.theta):Math.min(i,this._spherical.theta)),this._spherical.phi=Math.max(this.minPolarAngle,Math.min(this.maxPolarAngle,this._spherical.phi)),this._spherical.makeSafe(),!0===this.enableDamping?this.target.addScaledVector(this._panOffset,this.dampingFactor):this.target.add(this._panOffset),this.target.sub(this.cursor),this.target.clampLength(this.minTargetRadius,this.maxTargetRadius),this.target.add(this.cursor);let r=!1;if(this.zoomToCursor&&this._performCursorZoom||this.object.isOrthographicCamera)this._spherical.radius=this._clampDistance(this._spherical.radius);else{const t=this._spherical.radius;this._spherical.radius=this._clampDistance(this._spherical.radius*this._scale),r=t!=this._spherical.radius}if(ll.setFromSpherical(this._spherical),ll.applyQuaternion(this._quatInverse),e.copy(this.target).add(ll),this.object.lookAt(this.target),!0===this.enableDamping?(this._sphericalDelta.theta*=1-this.dampingFactor,this._sphericalDelta.phi*=1-this.dampingFactor,this._panOffset.multiplyScalar(1-this.dampingFactor)):(this._sphericalDelta.set(0,0,0),this._panOffset.set(0,0,0)),this.zoomToCursor&&this._performCursorZoom){let t=null;if(this.object.isPerspectiveCamera){const e=ll.length();t=this._clampDistance(e*this._scale);const n=e-t;this.object.position.addScaledVector(this._dollyDirection,n),this.object.updateMatrixWorld(),r=!!n}else if(this.object.isOrthographicCamera){const e=new Se(this._mouse.x,this._mouse.y,0);e.unproject(this.object);const n=this.object.zoom;this.object.zoom=Math.max(this.minZoom,Math.min(this.maxZoom,this.object.zoom/this._scale)),this.object.updateProjectionMatrix(),r=n!==this.object.zoom;const i=new Se(this._mouse.x,this._mouse.y,0);i.unproject(this.object),this.object.position.sub(i).add(e),this.object.updateMatrixWorld(),t=ll.length()}else console.warn("WARNING: OrbitControls.js encountered an unknown camera type - zoom to cursor disabled."),this.zoomToCursor=!1;null!==t&&(this.screenSpacePanning?this.target.set(0,0,-1).transformDirection(this.object.matrix).multiplyScalar(t).add(this.object.position):(al.origin.copy(this.object.position),al.direction.set(0,0,-1).transformDirection(this.object.matrix),Math.abs(this.object.up.dot(al.direction))vl||8*(1-this._lastQuaternion.dot(this.object.quaternion))>vl||this._lastTargetPosition.distanceToSquared(this.target)>vl)&&(this.dispatchEvent(nl),this._lastPosition.copy(this.object.position),this._lastQuaternion.copy(this.object.quaternion),this._lastTargetPosition.copy(this.target),!0)}_getAutoRotationAngle(t){return null!==t?cl/60*this.autoRotateSpeed*t:cl/60/60*this.autoRotateSpeed}_getZoomScale(t){const e=Math.abs(.01*t);return Math.pow(.95,this.zoomSpeed*e)}_rotateLeft(t){this._sphericalDelta.theta-=t}_rotateUp(t){this._sphericalDelta.phi-=t}_panLeft(t,e){ll.setFromMatrixColumn(e,0),ll.multiplyScalar(-t),this._panOffset.add(ll)}_panUp(t,e){!0===this.screenSpacePanning?ll.setFromMatrixColumn(e,1):(ll.setFromMatrixColumn(e,0),ll.crossVectors(this.object.up,ll)),ll.multiplyScalar(t),this._panOffset.add(ll)}_pan(t,e){const n=this.domElement;if(this.object.isPerspectiveCamera){const i=this.object.position;ll.copy(i).sub(this.target);let r=ll.length();r*=Math.tan(this.object.fov/2*Math.PI/180),this._panLeft(2*t*r/n.clientHeight,this.object.matrix),this._panUp(2*e*r/n.clientHeight,this.object.matrix)}else this.object.isOrthographicCamera?(this._panLeft(t*(this.object.right-this.object.left)/this.object.zoom/n.clientWidth,this.object.matrix),this._panUp(e*(this.object.top-this.object.bottom)/this.object.zoom/n.clientHeight,this.object.matrix)):(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - pan disabled."),this.enablePan=!1)}_dollyOut(t){this.object.isPerspectiveCamera||this.object.isOrthographicCamera?this._scale/=t:(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled."),this.enableZoom=!1)}_dollyIn(t){this.object.isPerspectiveCamera||this.object.isOrthographicCamera?this._scale*=t:(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled."),this.enableZoom=!1)}_updateZoomParameters(t,e){if(!this.zoomToCursor)return;this._performCursorZoom=!0;const n=this.domElement.getBoundingClientRect(),i=t-n.left,r=e-n.top,a=n.width,s=n.height;this._mouse.x=i/a*2-1,this._mouse.y=-r/s*2+1,this._dollyDirection.set(this._mouse.x,this._mouse.y,1).unproject(this.object).sub(this.object.position).normalize()}_clampDistance(t){return Math.max(this.minDistance,Math.min(this.maxDistance,t))}_handleMouseDownRotate(t){this._rotateStart.set(t.clientX,t.clientY)}_handleMouseDownDolly(t){this._updateZoomParameters(t.clientX,t.clientX),this._dollyStart.set(t.clientX,t.clientY)}_handleMouseDownPan(t){this._panStart.set(t.clientX,t.clientY)}_handleMouseMoveRotate(t){this._rotateEnd.set(t.clientX,t.clientY),this._rotateDelta.subVectors(this._rotateEnd,this._rotateStart).multiplyScalar(this.rotateSpeed);const e=this.domElement;this._rotateLeft(cl*this._rotateDelta.x/e.clientHeight),this._rotateUp(cl*this._rotateDelta.y/e.clientHeight),this._rotateStart.copy(this._rotateEnd),this.update()}_handleMouseMoveDolly(t){this._dollyEnd.set(t.clientX,t.clientY),this._dollyDelta.subVectors(this._dollyEnd,this._dollyStart),this._dollyDelta.y>0?this._dollyOut(this._getZoomScale(this._dollyDelta.y)):this._dollyDelta.y<0&&this._dollyIn(this._getZoomScale(this._dollyDelta.y)),this._dollyStart.copy(this._dollyEnd),this.update()}_handleMouseMovePan(t){this._panEnd.set(t.clientX,t.clientY),this._panDelta.subVectors(this._panEnd,this._panStart).multiplyScalar(this.panSpeed),this._pan(this._panDelta.x,this._panDelta.y),this._panStart.copy(this._panEnd),this.update()}_handleMouseWheel(t){this._updateZoomParameters(t.clientX,t.clientY),t.deltaY<0?this._dollyIn(this._getZoomScale(t.deltaY)):t.deltaY>0&&this._dollyOut(this._getZoomScale(t.deltaY)),this.update()}_handleKeyDown(t){let e=!1;switch(t.code){case this.keys.UP:t.ctrlKey||t.metaKey||t.shiftKey?this.enableRotate&&this._rotateUp(cl*this.keyRotateSpeed/this.domElement.clientHeight):this.enablePan&&this._pan(0,this.keyPanSpeed),e=!0;break;case this.keys.BOTTOM:t.ctrlKey||t.metaKey||t.shiftKey?this.enableRotate&&this._rotateUp(-cl*this.keyRotateSpeed/this.domElement.clientHeight):this.enablePan&&this._pan(0,-this.keyPanSpeed),e=!0;break;case this.keys.LEFT:t.ctrlKey||t.metaKey||t.shiftKey?this.enableRotate&&this._rotateLeft(cl*this.keyRotateSpeed/this.domElement.clientHeight):this.enablePan&&this._pan(this.keyPanSpeed,0),e=!0;break;case this.keys.RIGHT:t.ctrlKey||t.metaKey||t.shiftKey?this.enableRotate&&this._rotateLeft(-cl*this.keyRotateSpeed/this.domElement.clientHeight):this.enablePan&&this._pan(-this.keyPanSpeed,0),e=!0}e&&(t.preventDefault(),this.update())}_handleTouchStartRotate(t){if(1===this._pointers.length)this._rotateStart.set(t.pageX,t.pageY);else{const e=this._getSecondPointerPosition(t),n=.5*(t.pageX+e.x),i=.5*(t.pageY+e.y);this._rotateStart.set(n,i)}}_handleTouchStartPan(t){if(1===this._pointers.length)this._panStart.set(t.pageX,t.pageY);else{const e=this._getSecondPointerPosition(t),n=.5*(t.pageX+e.x),i=.5*(t.pageY+e.y);this._panStart.set(n,i)}}_handleTouchStartDolly(t){const e=this._getSecondPointerPosition(t),n=t.pageX-e.x,i=t.pageY-e.y,r=Math.sqrt(n*n+i*i);this._dollyStart.set(0,r)}_handleTouchStartDollyPan(t){this.enableZoom&&this._handleTouchStartDolly(t),this.enablePan&&this._handleTouchStartPan(t)}_handleTouchStartDollyRotate(t){this.enableZoom&&this._handleTouchStartDolly(t),this.enableRotate&&this._handleTouchStartRotate(t)}_handleTouchMoveRotate(t){if(1==this._pointers.length)this._rotateEnd.set(t.pageX,t.pageY);else{const e=this._getSecondPointerPosition(t),n=.5*(t.pageX+e.x),i=.5*(t.pageY+e.y);this._rotateEnd.set(n,i)}this._rotateDelta.subVectors(this._rotateEnd,this._rotateStart).multiplyScalar(this.rotateSpeed);const e=this.domElement;this._rotateLeft(cl*this._rotateDelta.x/e.clientHeight),this._rotateUp(cl*this._rotateDelta.y/e.clientHeight),this._rotateStart.copy(this._rotateEnd)}_handleTouchMovePan(t){if(1===this._pointers.length)this._panEnd.set(t.pageX,t.pageY);else{const e=this._getSecondPointerPosition(t),n=.5*(t.pageX+e.x),i=.5*(t.pageY+e.y);this._panEnd.set(n,i)}this._panDelta.subVectors(this._panEnd,this._panStart).multiplyScalar(this.panSpeed),this._pan(this._panDelta.x,this._panDelta.y),this._panStart.copy(this._panEnd)}_handleTouchMoveDolly(t){const e=this._getSecondPointerPosition(t),n=t.pageX-e.x,i=t.pageY-e.y,r=Math.sqrt(n*n+i*i);this._dollyEnd.set(0,r),this._dollyDelta.set(0,Math.pow(this._dollyEnd.y/this._dollyStart.y,this.zoomSpeed)),this._dollyOut(this._dollyDelta.y),this._dollyStart.copy(this._dollyEnd);const a=.5*(t.pageX+e.x),s=.5*(t.pageY+e.y);this._updateZoomParameters(a,s)}_handleTouchMoveDollyPan(t){this.enableZoom&&this._handleTouchMoveDolly(t),this.enablePan&&this._handleTouchMovePan(t)}_handleTouchMoveDollyRotate(t){this.enableZoom&&this._handleTouchMoveDolly(t),this.enableRotate&&this._handleTouchMoveRotate(t)}_addPointer(t){this._pointers.push(t.pointerId)}_removePointer(t){delete this._pointerPositions[t.pointerId];for(let e=0;e(t[t.HORIZONTAL=0]="HORIZONTAL",t[t.VERTICAL=1]="VERTICAL",t))(Il||{});class Nl extends hr{constructor(t){if(super(),t<1)throw new Error("The radius of a Sphere must be greater than or equal to 1");return this.radius=t,this.createSphere(this.radius),this}createSphere(t){const e=new ia(t,32,32),n=new ra({opacity:.6,transparent:!0}),i=new Yi(e,n);i.geometry.computeVertexNormals(),this.add(i)}}class Ol extends hr{constructor(t){return super(),this.xAxisColor="#1f51ff",this.yAxisColor="#ff3131",this.zAxisColor="#39ff14",this.halfLength=t,this.generateAxes(),this}generateAxes(){const t=[new Se(-this.halfLength,0,0),new Se(this.halfLength,0,0)],e=[new Se(0,0,-this.halfLength),new Se(0,0,this.halfLength)],n=[new Se(0,-this.halfLength,0),new Se(0,this.halfLength,0)],i={x:this.asLine({points:t,hexColor:this.xAxisColor,lineWidth:1.5}),y:this.asLine({points:e,hexColor:this.yAxisColor,lineWidth:1.5}),z:this.asLine({points:n,hexColor:this.zAxisColor,lineWidth:1.5})};this.add(i.x),this.add(i.y),this.add(i.z)}asLine(t){return new Zr((new Ni).setFromPoints(t.points),new oa({color:t.hexColor,linewidth:t.lineWidth,scale:1,dashSize:.1,gapSize:.1})).computeLineDistances()}}class Fl extends hr{constructor(t,e,n){switch(super(),this.color="gray",this.radius=t,this.orientation=n,n){case Il.HORIZONTAL:return this.numCircles=this.sanitizeCircleInput(e),this.createHorizontalChordMeridians(this.radius,this.numCircles),this;case Il.VERTICAL:return this.numCircles=this.sanitizeCircleInput(e),this.createVerticalMeridians(this.radius,this.numCircles),this;default:throw new Error("Invalid orientation input in Meridians constructor")}}createHorizontalChordMeridians(t,e){if(0===e)return;let n;n=e%2!=0?e-1:e;const i=n/2;let r;r=1===e?0:t-.5*t/5;const a=[0];for(let s=r;s>0;s-=r/i)a.push(s),a.push(-s);for(const s of a){const e=Math.pow(t,2),n=Math.pow(s,2),i=Math.sqrt(e-n),r=this.curveDataWithRadius(i),a=this.createMeridianCurve(r),o=this.createMeridianLine(a,Math.PI/2,Il.HORIZONTAL,s);this.add(o)}}createVerticalMeridians(t,e){if(0===e)return;const n={anchorX:0,anchorY:0,radius:t,startAngle:0,endAngle:2*Math.PI,isClockwise:!1,rotation:0};for(let i=0;i300)throw new Error("Over 300 meridians are not supported");return Math.floor(t)}}class Bl extends hr{constructor(t){return super(),this.labels=t,this.generateLabels(this.labels),this}generateLabels(t){for(const[e,n]of Object.entries(t))this.add(new zl(e,n))}}class zl extends Lr{constructor(t,e){const n=function(t){const e=256,n=document.createElement("canvas");n.width=e,n.height=e,n.textContent=t;const i=n.getContext("2d");i.fillStyle="#000000",i.textAlign="center",i.font="120px Arial",i.fillText(t,e/2,e/2);const r=new We(n);return r.needsUpdate=!0,new _r({map:r,transparent:!0})}(t);return super(n),this.text=t,this.position.copy(e),this}}class Hl extends hr{constructor(t,e,n,i){return super(),this.x=t,this.y=e,this.z=n,this.blochSphereRadius=i,this.generateVector(this.x,this.y,this.z,this.blochSphereRadius),this}generateVector(t,e,n,i){const r=new Se(t,e,n),a=new Se(1,0,0),s=-Math.PI/2;r.applyAxisAngle(a,s);const o=new Se(0,0,0),l=o.distanceTo(r)*i,c=new fa(r,o,l,"#800080",void 0,1);c.line.material.linewidth=20,this.add(c)}}class Vl extends hr{constructor(t=5,e=7,n=4){return super(),this.radius=t,this.hMeridians=e,this.vMeridians=n,this.addSphere(),this.addHorizontalMeridians(),this.addVerticalMeridians(),this.addAxes(),this.addLabels(),this}addVector(t,e,n){const i=new Hl(t,e,n,this.radius);this.add(i)}addSphere(){const t=new Nl(this.radius);this.add(t)}addAxes(){const t=new Ol(this.radius);this.add(t)}addHorizontalMeridians(){const t=new Fl(this.radius,this.hMeridians,Il.HORIZONTAL);this.add(t)}addVerticalMeridians(){const t=new Fl(this.radius,this.vMeridians,Il.VERTICAL);this.add(t)}addLabels(){const t=.5,e={"|+⟩":new Se(this.radius+t,0,0),"|-⟩":new Se(-this.radius-t,0,0),"|i⟩":new Se(0,0,-this.radius-t),"|-i⟩":new Se(0,0,this.radius+t),"|0⟩":new Se(0,this.radius+t,0),"|1⟩":new Se(0,-this.radius-t,0)},n=new Bl(e);this.add(n)}}function Gl(t,e=5,n=7,i=4){const r=new Ul;r.addSceneToHTMLContainer(t);const a=new Vl(e,n,i);return r.add(a),a}return globalThis.renderBlochSphere=Gl,t.renderBlochSphere=Gl,Object.defineProperty(t,Symbol.toStringTag,{value:"Module"}),t}({}); diff --git a/cirq-web/cirq_web/dist/bloch_sphere.bundle.js.LICENSE.txt b/cirq-web/cirq_web/dist/bloch_sphere.bundle.js.LICENSE.txt deleted file mode 100644 index 68590df208c..00000000000 --- a/cirq-web/cirq_web/dist/bloch_sphere.bundle.js.LICENSE.txt +++ /dev/null @@ -1,5 +0,0 @@ -/** - * @license - * Copyright 2010-2025 Three.js Authors - * SPDX-License-Identifier: MIT - */ diff --git a/cirq-web/cirq_web/dist/circuit.bundle.js b/cirq-web/cirq_web/dist/circuit.bundle.js index b7da9aef493..31f9042d3ad 100644 --- a/cirq-web/cirq_web/dist/circuit.bundle.js +++ b/cirq-web/cirq_web/dist/circuit.bundle.js @@ -1,2 +1,12 @@ -/*! For license information please see circuit.bundle.js.LICENSE.txt */ -(()=>{"use strict";var t={46:(t,e,i)=>{i.r(e),i.d(e,{OrbitControls:()=>ae});const n=2300,r=2301,s=2302,a="srgb",o="srgb-linear",l="linear",h="srgb";class c{addEventListener(t,e){void 0===this._listeners&&(this._listeners={});const i=this._listeners;void 0===i[t]&&(i[t]=[]),-1===i[t].indexOf(e)&&i[t].push(e)}hasEventListener(t,e){const i=this._listeners;return void 0!==i&&void 0!==i[t]&&-1!==i[t].indexOf(e)}removeEventListener(t,e){const i=this._listeners;if(void 0===i)return;const n=i[t];if(void 0!==n){const t=n.indexOf(e);-1!==t&&n.splice(t,1)}}dispatchEvent(t){const e=this._listeners;if(void 0===e)return;const i=e[t.type];if(void 0!==i){t.target=this;const e=i.slice(0);for(let i=0,n=e.length;i>8&255]+u[t>>16&255]+u[t>>24&255]+"-"+u[255&e]+u[e>>8&255]+"-"+u[e>>16&15|64]+u[e>>24&255]+"-"+u[63&i|128]+u[i>>8&255]+"-"+u[i>>16&255]+u[i>>24&255]+u[255&n]+u[n>>8&255]+u[n>>16&255]+u[n>>24&255]).toLowerCase()}function 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this.setFromCylindricalCoords(t.radius,t.theta,t.y)}setFromCylindricalCoords(t,e,i){return this.x=t*Math.sin(e),this.y=i,this.z=t*Math.cos(e),this}setFromMatrixPosition(t){const e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this}setFromMatrixScale(t){const e=this.setFromMatrixColumn(t,0).length(),i=this.setFromMatrixColumn(t,1).length(),n=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=i,this.z=n,this}setFromMatrixColumn(t,e){return this.fromArray(t.elements,4*e)}setFromMatrix3Column(t,e){return this.fromArray(t.elements,3*e)}setFromEuler(t){return this.x=t._x,this.y=t._y,this.z=t._z,this}setFromColor(t){return this.x=t.r,this.y=t.g,this.z=t.b,this}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}random(){return 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t[0]=c*m,t[1]=(n*l-h*i)*m,t[2]=(a*i-n*s)*m,t[3]=u*m,t[4]=(h*e-n*o)*m,t[5]=(n*r-a*e)*m,t[6]=d*m,t[7]=(i*o-l*e)*m,t[8]=(s*e-i*r)*m,this}transpose(){let t;const e=this.elements;return t=e[1],e[1]=e[3],e[3]=t,t=e[2],e[2]=e[6],e[6]=t,t=e[5],e[5]=e[7],e[7]=t,this}getNormalMatrix(t){return this.setFromMatrix4(t).invert().transpose()}transposeIntoArray(t){const e=this.elements;return t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8],this}setUvTransform(t,e,i,n,r,s,a){const o=Math.cos(r),l=Math.sin(r);return this.set(i*o,i*l,-i*(o*s+l*a)+s+t,-n*l,n*o,-n*(-l*s+o*a)+a+e,0,0,1),this}scale(t,e){return this.premultiply(S.makeScale(t,e)),this}rotate(t){return this.premultiply(S.makeRotation(-t)),this}translate(t,e){return this.premultiply(S.makeTranslation(t,e)),this}makeTranslation(t,e){return t.isVector2?this.set(1,0,t.x,0,1,t.y,0,0,1):this.set(1,0,t,0,1,e,0,0,1),this}makeRotation(t){const e=Math.cos(t),i=Math.sin(t);return 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t={enabled:!0,workingColorSpace:o,spaces:{},convert:function(t,e,i){return!1!==this.enabled&&e!==i&&e&&i?(this.spaces[e].transfer===h&&(t.r=I(t.r),t.g=I(t.g),t.b=I(t.b)),this.spaces[e].primaries!==this.spaces[i].primaries&&(t.applyMatrix3(this.spaces[e].toXYZ),t.applyMatrix3(this.spaces[i].fromXYZ)),this.spaces[i].transfer===h&&(t.r=L(t.r),t.g=L(t.g),t.b=L(t.b)),t):t},workingToColorSpace:function(t,e){return this.convert(t,this.workingColorSpace,e)},colorSpaceToWorking:function(t,e){return this.convert(t,e,this.workingColorSpace)},getPrimaries:function(t){return this.spaces[t].primaries},getTransfer:function(t){return""===t?l:this.spaces[t].transfer},getLuminanceCoefficients:function(t,e=this.workingColorSpace){return t.fromArray(this.spaces[e].luminanceCoefficients)},define:function(t){Object.assign(this.spaces,t)},_getMatrix:function(t,e,i){return t.copy(this.spaces[e].toXYZ).multiply(this.spaces[i].fromXYZ)},_getDrawingBufferColorSpace:function(t){return 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1002:1===Math.abs(Math.floor(t.x)%2)?t.x=Math.ceil(t.x)-t.x:t.x=t.x-Math.floor(t.x)}if(t.y<0||t.y>1)switch(this.wrapT){case 1e3:t.y=t.y-Math.floor(t.y);break;case 1001:t.y=t.y<0?0:1;break;case 1002:1===Math.abs(Math.floor(t.y)%2)?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y)}return this.flipY&&(t.y=1-t.y),t}set needsUpdate(t){!0===t&&(this.version++,this.source.needsUpdate=!0)}set needsPMREMUpdate(t){!0===t&&this.pmremVersion++}}k.DEFAULT_IMAGE=null,k.DEFAULT_MAPPING=300,k.DEFAULT_ANISOTROPY=1,Symbol.iterator;const V=new y,H=new y,G=new y,W=new y,j=new y,X=new y,q=new y;class Y{constructor(t,e,i,n,r,s,a,o,l,h,c,u,d,p,m,f){Y.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],void 0!==t&&this.set(t,e,i,n,r,s,a,o,l,h,c,u,d,p,m,f)}set(t,e,i,n,r,s,a,o,l,h,c,u,d,p,m,f){const g=this.elements;return g[0]=t,g[4]=e,g[8]=i,g[12]=n,g[1]=r,g[5]=s,g[9]=a,g[13]=o,g[2]=l,g[6]=h,g[10]=c,g[14]=u,g[3]=d,g[7]=p,g[11]=m,g[15]=f,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return(new Y).fromArray(this.elements)}copy(t){const e=this.elements,i=t.elements;return e[0]=i[0],e[1]=i[1],e[2]=i[2],e[3]=i[3],e[4]=i[4],e[5]=i[5],e[6]=i[6],e[7]=i[7],e[8]=i[8],e[9]=i[9],e[10]=i[10],e[11]=i[11],e[12]=i[12],e[13]=i[13],e[14]=i[14],e[15]=i[15],this}copyPosition(t){const e=this.elements,i=t.elements;return e[12]=i[12],e[13]=i[13],e[14]=i[14],this}setFromMatrix3(t){const e=t.elements;return this.set(e[0],e[3],e[6],0,e[1],e[4],e[7],0,e[2],e[5],e[8],0,0,0,0,1),this}extractBasis(t,e,i){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),i.setFromMatrixColumn(this,2),this}makeBasis(t,e,i){return this.set(t.x,e.x,i.x,0,t.y,e.y,i.y,0,t.z,e.z,i.z,0,0,0,0,1),this}extractRotation(t){const e=this.elements,i=t.elements,n=1/Z.setFromMatrixColumn(t,0).length(),r=1/Z.setFromMatrixColumn(t,1).length(),s=1/Z.setFromMatrixColumn(t,2).length();return e[0]=i[0]*n,e[1]=i[1]*n,e[2]=i[2]*n,e[3]=0,e[4]=i[4]*r,e[5]=i[5]*r,e[6]=i[6]*r,e[7]=0,e[8]=i[8]*s,e[9]=i[9]*s,e[10]=i[10]*s,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromEuler(t){const e=this.elements,i=t.x,n=t.y,r=t.z,s=Math.cos(i),a=Math.sin(i),o=Math.cos(n),l=Math.sin(n),h=Math.cos(r),c=Math.sin(r);if("XYZ"===t.order){const t=s*h,i=s*c,n=a*h,r=a*c;e[0]=o*h,e[4]=-o*c,e[8]=l,e[1]=i+n*l,e[5]=t-r*l,e[9]=-a*o,e[2]=r-t*l,e[6]=n+i*l,e[10]=s*o}else if("YXZ"===t.order){const t=o*h,i=o*c,n=l*h,r=l*c;e[0]=t+r*a,e[4]=n*a-i,e[8]=s*l,e[1]=s*c,e[5]=s*h,e[9]=-a,e[2]=i*a-n,e[6]=r+t*a,e[10]=s*o}else if("ZXY"===t.order){const t=o*h,i=o*c,n=l*h,r=l*c;e[0]=t-r*a,e[4]=-s*c,e[8]=n+i*a,e[1]=i+n*a,e[5]=s*h,e[9]=r-t*a,e[2]=-s*l,e[6]=a,e[10]=s*o}else if("ZYX"===t.order){const t=s*h,i=s*c,n=a*h,r=a*c;e[0]=o*h,e[4]=n*l-i,e[8]=t*l+r,e[1]=o*c,e[5]=r*l+t,e[9]=i*l-n,e[2]=-l,e[6]=a*o,e[10]=s*o}else if("YZX"===t.order){const t=s*o,i=s*l,n=a*o,r=a*l;e[0]=o*h,e[4]=r-t*c,e[8]=n*c+i,e[1]=c,e[5]=s*h,e[9]=-a*h,e[2]=-l*h,e[6]=i*c+n,e[10]=t-r*c}else if("XZY"===t.order){const t=s*o,i=s*l,n=a*o,r=a*l;e[0]=o*h,e[4]=-c,e[8]=l*h,e[1]=t*c+r,e[5]=s*h,e[9]=i*c-n,e[2]=n*c-i,e[6]=a*h,e[10]=r*c+t}return e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromQuaternion(t){return this.compose(K,t,$)}lookAt(t,e,i){const n=this.elements;return et.subVectors(t,e),0===et.lengthSq()&&(et.z=1),et.normalize(),Q.crossVectors(i,et),0===Q.lengthSq()&&(1===Math.abs(i.z)?et.x+=1e-4:et.z+=1e-4,et.normalize(),Q.crossVectors(i,et)),Q.normalize(),tt.crossVectors(et,Q),n[0]=Q.x,n[4]=tt.x,n[8]=et.x,n[1]=Q.y,n[5]=tt.y,n[9]=et.y,n[2]=Q.z,n[6]=tt.z,n[10]=et.z,this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const i=t.elements,n=e.elements,r=this.elements,s=i[0],a=i[4],o=i[8],l=i[12],h=i[1],c=i[5],u=i[9],d=i[13],p=i[2],m=i[6],f=i[10],g=i[14],_=i[3],v=i[7],y=i[11],x=i[15],M=n[0],b=n[4],S=n[8],T=n[12],w=n[1],E=n[5],A=n[9],C=n[13],R=n[2],P=n[6],I=n[10],L=n[14],D=n[3],U=n[7],N=n[11],O=n[15];return r[0]=s*M+a*w+o*R+l*D,r[4]=s*b+a*E+o*P+l*U,r[8]=s*S+a*A+o*I+l*N,r[12]=s*T+a*C+o*L+l*O,r[1]=h*M+c*w+u*R+d*D,r[5]=h*b+c*E+u*P+d*U,r[9]=h*S+c*A+u*I+d*N,r[13]=h*T+c*C+u*L+d*O,r[2]=p*M+m*w+f*R+g*D,r[6]=p*b+m*E+f*P+g*U,r[10]=p*S+m*A+f*I+g*N,r[14]=p*T+m*C+f*L+g*O,r[3]=_*M+v*w+y*R+x*D,r[7]=_*b+v*E+y*P+x*U,r[11]=_*S+v*A+y*I+x*N,r[15]=_*T+v*C+y*L+x*O,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[4]*=t,e[8]*=t,e[12]*=t,e[1]*=t,e[5]*=t,e[9]*=t,e[13]*=t,e[2]*=t,e[6]*=t,e[10]*=t,e[14]*=t,e[3]*=t,e[7]*=t,e[11]*=t,e[15]*=t,this}determinant(){const t=this.elements,e=t[0],i=t[4],n=t[8],r=t[12],s=t[1],a=t[5],o=t[9],l=t[13],h=t[2],c=t[6],u=t[10],d=t[14];return t[3]*(+r*o*c-n*l*c-r*a*u+i*l*u+n*a*d-i*o*d)+t[7]*(+e*o*d-e*l*u+r*s*u-n*s*d+n*l*h-r*o*h)+t[11]*(+e*l*c-e*a*d-r*s*c+i*s*d+r*a*h-i*l*h)+t[15]*(-n*a*h-e*o*c+e*a*u+n*s*c-i*s*u+i*o*h)}transpose(){const t=this.elements;let e;return e=t[1],t[1]=t[4],t[4]=e,e=t[2],t[2]=t[8],t[8]=e,e=t[6],t[6]=t[9],t[9]=e,e=t[3],t[3]=t[12],t[12]=e,e=t[7],t[7]=t[13],t[13]=e,e=t[11],t[11]=t[14],t[14]=e,this}setPosition(t,e,i){const n=this.elements;return t.isVector3?(n[12]=t.x,n[13]=t.y,n[14]=t.z):(n[12]=t,n[13]=e,n[14]=i),this}invert(){const t=this.elements,e=t[0],i=t[1],n=t[2],r=t[3],s=t[4],a=t[5],o=t[6],l=t[7],h=t[8],c=t[9],u=t[10],d=t[11],p=t[12],m=t[13],f=t[14],g=t[15],_=c*f*l-m*u*l+m*o*d-a*f*d-c*o*g+a*u*g,v=p*u*l-h*f*l-p*o*d+s*f*d+h*o*g-s*u*g,y=h*m*l-p*c*l+p*a*d-s*m*d-h*a*g+s*c*g,x=p*c*o-h*m*o-p*a*u+s*m*u+h*a*f-s*c*f,M=e*_+i*v+n*y+r*x;if(0===M)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const b=1/M;return t[0]=_*b,t[1]=(m*u*r-c*f*r-m*n*d+i*f*d+c*n*g-i*u*g)*b,t[2]=(a*f*r-m*o*r+m*n*l-i*f*l-a*n*g+i*o*g)*b,t[3]=(c*o*r-a*u*r-c*n*l+i*u*l+a*n*d-i*o*d)*b,t[4]=v*b,t[5]=(h*f*r-p*u*r+p*n*d-e*f*d-h*n*g+e*u*g)*b,t[6]=(p*o*r-s*f*r-p*n*l+e*f*l+s*n*g-e*o*g)*b,t[7]=(s*u*r-h*o*r+h*n*l-e*u*l-s*n*d+e*o*d)*b,t[8]=y*b,t[9]=(p*c*r-h*m*r-p*i*d+e*m*d+h*i*g-e*c*g)*b,t[10]=(s*m*r-p*a*r+p*i*l-e*m*l-s*i*g+e*a*g)*b,t[11]=(h*a*r-s*c*r-h*i*l+e*c*l+s*i*d-e*a*d)*b,t[12]=x*b,t[13]=(h*m*n-p*c*n+p*i*u-e*m*u-h*i*f+e*c*f)*b,t[14]=(p*a*n-s*m*n-p*i*o+e*m*o+s*i*f-e*a*f)*b,t[15]=(s*c*n-h*a*n+h*i*o-e*c*o-s*i*u+e*a*u)*b,this}scale(t){const e=this.elements,i=t.x,n=t.y,r=t.z;return e[0]*=i,e[4]*=n,e[8]*=r,e[1]*=i,e[5]*=n,e[9]*=r,e[2]*=i,e[6]*=n,e[10]*=r,e[3]*=i,e[7]*=n,e[11]*=r,this}getMaxScaleOnAxis(){const t=this.elements,e=t[0]*t[0]+t[1]*t[1]+t[2]*t[2],i=t[4]*t[4]+t[5]*t[5]+t[6]*t[6],n=t[8]*t[8]+t[9]*t[9]+t[10]*t[10];return Math.sqrt(Math.max(e,i,n))}makeTranslation(t,e,i){return t.isVector3?this.set(1,0,0,t.x,0,1,0,t.y,0,0,1,t.z,0,0,0,1):this.set(1,0,0,t,0,1,0,e,0,0,1,i,0,0,0,1),this}makeRotationX(t){const e=Math.cos(t),i=Math.sin(t);return this.set(1,0,0,0,0,e,-i,0,0,i,e,0,0,0,0,1),this}makeRotationY(t){const e=Math.cos(t),i=Math.sin(t);return this.set(e,0,i,0,0,1,0,0,-i,0,e,0,0,0,0,1),this}makeRotationZ(t){const e=Math.cos(t),i=Math.sin(t);return this.set(e,-i,0,0,i,e,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(t,e){const i=Math.cos(e),n=Math.sin(e),r=1-i,s=t.x,a=t.y,o=t.z,l=r*s,h=r*a;return this.set(l*s+i,l*a-n*o,l*o+n*a,0,l*a+n*o,h*a+i,h*o-n*s,0,l*o-n*a,h*o+n*s,r*o*o+i,0,0,0,0,1),this}makeScale(t,e,i){return this.set(t,0,0,0,0,e,0,0,0,0,i,0,0,0,0,1),this}makeShear(t,e,i,n,r,s){return this.set(1,i,r,0,t,1,s,0,e,n,1,0,0,0,0,1),this}compose(t,e,i){const n=this.elements,r=e._x,s=e._y,a=e._z,o=e._w,l=r+r,h=s+s,c=a+a,u=r*l,d=r*h,p=r*c,m=s*h,f=s*c,g=a*c,_=o*l,v=o*h,y=o*c,x=i.x,M=i.y,b=i.z;return n[0]=(1-(m+g))*x,n[1]=(d+y)*x,n[2]=(p-v)*x,n[3]=0,n[4]=(d-y)*M,n[5]=(1-(u+g))*M,n[6]=(f+_)*M,n[7]=0,n[8]=(p+v)*b,n[9]=(f-_)*b,n[10]=(1-(u+m))*b,n[11]=0,n[12]=t.x,n[13]=t.y,n[14]=t.z,n[15]=1,this}decompose(t,e,i){const n=this.elements;let r=Z.set(n[0],n[1],n[2]).length();const s=Z.set(n[4],n[5],n[6]).length(),a=Z.set(n[8],n[9],n[10]).length();this.determinant()<0&&(r=-r),t.x=n[12],t.y=n[13],t.z=n[14],J.copy(this);const o=1/r,l=1/s,h=1/a;return J.elements[0]*=o,J.elements[1]*=o,J.elements[2]*=o,J.elements[4]*=l,J.elements[5]*=l,J.elements[6]*=l,J.elements[8]*=h,J.elements[9]*=h,J.elements[10]*=h,e.setFromRotationMatrix(J),i.x=r,i.y=s,i.z=a,this}makePerspective(t,e,i,n,r,s,a=2e3,o=!1){const l=this.elements,h=2*r/(e-t),c=2*r/(i-n),u=(e+t)/(e-t),d=(i+n)/(i-n);let p,m;if(o)p=r/(s-r),m=s*r/(s-r);else if(2e3===a)p=-(s+r)/(s-r),m=-2*s*r/(s-r);else{if(2001!==a)throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+a);p=-s/(s-r),m=-s*r/(s-r)}return l[0]=h,l[4]=0,l[8]=u,l[12]=0,l[1]=0,l[5]=c,l[9]=d,l[13]=0,l[2]=0,l[6]=0,l[10]=p,l[14]=m,l[3]=0,l[7]=0,l[11]=-1,l[15]=0,this}makeOrthographic(t,e,i,n,r,s,a=2e3,o=!1){const l=this.elements,h=2/(e-t),c=2/(i-n),u=-(e+t)/(e-t),d=-(i+n)/(i-n);let p,m;if(o)p=1/(s-r),m=s/(s-r);else if(2e3===a)p=-2/(s-r),m=-(s+r)/(s-r);else{if(2001!==a)throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+a);p=-1/(s-r),m=-r/(s-r)}return l[0]=h,l[4]=0,l[8]=0,l[12]=u,l[1]=0,l[5]=c,l[9]=0,l[13]=d,l[2]=0,l[6]=0,l[10]=p,l[14]=m,l[3]=0,l[7]=0,l[11]=0,l[15]=1,this}equals(t){const e=this.elements,i=t.elements;for(let t=0;t<16;t++)if(e[t]!==i[t])return!1;return!0}fromArray(t,e=0){for(let i=0;i<16;i++)this.elements[i]=t[i+e];return this}toArray(t=[],e=0){const i=this.elements;return t[e]=i[0],t[e+1]=i[1],t[e+2]=i[2],t[e+3]=i[3],t[e+4]=i[4],t[e+5]=i[5],t[e+6]=i[6],t[e+7]=i[7],t[e+8]=i[8],t[e+9]=i[9],t[e+10]=i[10],t[e+11]=i[11],t[e+12]=i[12],t[e+13]=i[13],t[e+14]=i[14],t[e+15]=i[15],t}}const Z=new y,J=new Y,K=new y(0,0,0),$=new y(1,1,1),Q=new y,tt=new y,et=new y,it=new Y,nt=new v;class rt{constructor(t=0,e=0,i=0,n=rt.DEFAULT_ORDER){this.isEuler=!0,this._x=t,this._y=e,this._z=i,this._order=n}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get order(){return this._order}set order(t){this._order=t,this._onChangeCallback()}set(t,e,i,n=this._order){return this._x=t,this._y=e,this._z=i,this._order=n,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(t){return this._x=t._x,this._y=t._y,this._z=t._z,this._order=t._order,this._onChangeCallback(),this}setFromRotationMatrix(t,e=this._order,i=!0){const n=t.elements,r=n[0],s=n[4],a=n[8],o=n[1],l=n[5],h=n[9],c=n[2],u=n[6],d=n[10];switch(e){case"XYZ":this._y=Math.asin(m(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(-h,d),this._z=Math.atan2(-s,r)):(this._x=Math.atan2(u,l),this._z=0);break;case"YXZ":this._x=Math.asin(-m(h,-1,1)),Math.abs(h)<.9999999?(this._y=Math.atan2(a,d),this._z=Math.atan2(o,l)):(this._y=Math.atan2(-c,r),this._z=0);break;case"ZXY":this._x=Math.asin(m(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(-c,d),this._z=Math.atan2(-s,l)):(this._y=0,this._z=Math.atan2(o,r));break;case"ZYX":this._y=Math.asin(-m(c,-1,1)),Math.abs(c)<.9999999?(this._x=Math.atan2(u,d),this._z=Math.atan2(o,r)):(this._x=0,this._z=Math.atan2(-s,l));break;case"YZX":this._z=Math.asin(m(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-h,l),this._y=Math.atan2(-c,r)):(this._x=0,this._y=Math.atan2(a,d));break;case"XZY":this._z=Math.asin(-m(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(u,l),this._y=Math.atan2(a,r)):(this._x=Math.atan2(-h,d),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+e)}return this._order=e,!0===i&&this._onChangeCallback(),this}setFromQuaternion(t,e,i){return it.makeRotationFromQuaternion(t),this.setFromRotationMatrix(it,e,i)}setFromVector3(t,e=this._order){return this.set(t.x,t.y,t.z,e)}reorder(t){return nt.setFromEuler(this),this.setFromQuaternion(nt,t)}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._order===this._order}fromArray(t){return this._x=t[0],this._y=t[1],this._z=t[2],void 0!==t[3]&&(this._order=t[3]),this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._order,t}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._order}}rt.DEFAULT_ORDER="XYZ";class st{constructor(){this.mask=1}set(t){this.mask=1<>>0}enable(t){this.mask|=1<1){for(let t=0;t1){for(let t=0;t0&&(n.userData=this.userData),n.layers=this.layers.mask,n.matrix=this.matrix.toArray(),n.up=this.up.toArray(),!1===this.matrixAutoUpdate&&(n.matrixAutoUpdate=!1),this.isInstancedMesh&&(n.type="InstancedMesh",n.count=this.count,n.instanceMatrix=this.instanceMatrix.toJSON(),null!==this.instanceColor&&(n.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(n.type="BatchedMesh",n.perObjectFrustumCulled=this.perObjectFrustumCulled,n.sortObjects=this.sortObjects,n.drawRanges=this._drawRanges,n.reservedRanges=this._reservedRanges,n.geometryInfo=this._geometryInfo.map((t=>({...t,boundingBox:t.boundingBox?t.boundingBox.toJSON():void 0,boundingSphere:t.boundingSphere?t.boundingSphere.toJSON():void 0}))),n.instanceInfo=this._instanceInfo.map((t=>({...t}))),n.availableInstanceIds=this._availableInstanceIds.slice(),n.availableGeometryIds=this._availableGeometryIds.slice(),n.nextIndexStart=this._nextIndexStart,n.nextVertexStart=this._nextVertexStart,n.geometryCount=this._geometryCount,n.maxInstanceCount=this._maxInstanceCount,n.maxVertexCount=this._maxVertexCount,n.maxIndexCount=this._maxIndexCount,n.geometryInitialized=this._geometryInitialized,n.matricesTexture=this._matricesTexture.toJSON(t),n.indirectTexture=this._indirectTexture.toJSON(t),null!==this._colorsTexture&&(n.colorsTexture=this._colorsTexture.toJSON(t)),null!==this.boundingSphere&&(n.boundingSphere=this.boundingSphere.toJSON()),null!==this.boundingBox&&(n.boundingBox=this.boundingBox.toJSON())),this.isScene)this.background&&(this.background.isColor?n.background=this.background.toJSON():this.background.isTexture&&(n.background=this.background.toJSON(t).uuid)),this.environment&&this.environment.isTexture&&!0!==this.environment.isRenderTargetTexture&&(n.environment=this.environment.toJSON(t).uuid);else if(this.isMesh||this.isLine||this.isPoints){n.geometry=r(t.geometries,this.geometry);const e=this.geometry.parameters;if(void 0!==e&&void 0!==e.shapes){const i=e.shapes;if(Array.isArray(i))for(let e=0,n=i.length;e0){n.children=[];for(let e=0;e0){n.animations=[];for(let e=0;e0&&(i.geometries=e),n.length>0&&(i.materials=n),r.length>0&&(i.textures=r),a.length>0&&(i.images=a),o.length>0&&(i.shapes=o),l.length>0&&(i.skeletons=l),h.length>0&&(i.animations=h),c.length>0&&(i.nodes=c)}return i.object=n,i;function s(t){const e=[];for(const i in t){const n=t[i];delete n.metadata,e.push(n)}return e}}clone(t){return(new this.constructor).copy(this,t)}copy(t,e=!0){if(this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.rotation.order=t.rotation.order,this.quaternion.copy(t.quaternion),this.scale.copy(t.scale),this.matrix.copy(t.matrix),this.matrixWorld.copy(t.matrixWorld),this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrixWorldAutoUpdate=t.matrixWorldAutoUpdate,this.matrixWorldNeedsUpdate=t.matrixWorldNeedsUpdate,this.layers.mask=t.layers.mask,this.visible=t.visible,this.castShadow=t.castShadow,this.receiveShadow=t.receiveShadow,this.frustumCulled=t.frustumCulled,this.renderOrder=t.renderOrder,this.animations=t.animations.slice(),this.userData=JSON.parse(JSON.stringify(t.userData)),!0===e)for(let e=0;e1&&(i-=1),i<1/6?t+6*(e-t)*i:i<.5?e:i<2/3?t+6*(e-t)*(2/3-i):t}class Et{constructor(t,e,i){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(t,e,i)}set(t,e,i){if(void 0===e&&void 0===i){const e=t;e&&e.isColor?this.copy(e):"number"==typeof e?this.setHex(e):"string"==typeof e&&this.setStyle(e)}else this.setRGB(t,e,i);return this}setScalar(t){return this.r=t,this.g=t,this.b=t,this}setHex(t,e=a){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,P.colorSpaceToWorking(this,e),this}setRGB(t,e,i,n=P.workingColorSpace){return this.r=t,this.g=e,this.b=i,P.colorSpaceToWorking(this,n),this}setHSL(t,e,i,n=P.workingColorSpace){if(t=(t%(r=1)+r)%r,e=m(e,0,1),i=m(i,0,1),0===e)this.r=this.g=this.b=i;else{const n=i<=.5?i*(1+e):i+e-i*e,r=2*i-n;this.r=wt(r,n,t+1/3),this.g=wt(r,n,t),this.b=wt(r,n,t-1/3)}var r;return P.colorSpaceToWorking(this,n),this}setStyle(t,e=a){function i(e){void 0!==e&&parseFloat(e)<1&&console.warn("THREE.Color: Alpha component of "+t+" will be ignored.")}let n;if(n=/^(\w+)\(([^\)]*)\)/.exec(t)){let r;const s=n[1],a=n[2];switch(s){case"rgb":case"rgba":if(r=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setRGB(Math.min(255,parseInt(r[1],10))/255,Math.min(255,parseInt(r[2],10))/255,Math.min(255,parseInt(r[3],10))/255,e);if(r=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setRGB(Math.min(100,parseInt(r[1],10))/100,Math.min(100,parseInt(r[2],10))/100,Math.min(100,parseInt(r[3],10))/100,e);break;case"hsl":case"hsla":if(r=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setHSL(parseFloat(r[1])/360,parseFloat(r[2])/100,parseFloat(r[3])/100,e);break;default:console.warn("THREE.Color: Unknown color model "+t)}}else if(n=/^\#([A-Fa-f\d]+)$/.exec(t)){const i=n[1],r=i.length;if(3===r)return this.setRGB(parseInt(i.charAt(0),16)/15,parseInt(i.charAt(1),16)/15,parseInt(i.charAt(2),16)/15,e);if(6===r)return this.setHex(parseInt(i,16),e);console.warn("THREE.Color: Invalid hex color "+t)}else if(t&&t.length>0)return this.setColorName(t,e);return this}setColorName(t,e=a){const i=bt[t.toLowerCase()];return void 0!==i?this.setHex(i,e):console.warn("THREE.Color: Unknown color "+t),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(t){return this.r=t.r,this.g=t.g,this.b=t.b,this}copySRGBToLinear(t){return this.r=I(t.r),this.g=I(t.g),this.b=I(t.b),this}copyLinearToSRGB(t){return this.r=L(t.r),this.g=L(t.g),this.b=L(t.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(t=a){return P.workingToColorSpace(At.copy(this),t),65536*Math.round(m(255*At.r,0,255))+256*Math.round(m(255*At.g,0,255))+Math.round(m(255*At.b,0,255))}getHexString(t=a){return("000000"+this.getHex(t).toString(16)).slice(-6)}getHSL(t,e=P.workingColorSpace){P.workingToColorSpace(At.copy(this),e);const i=At.r,n=At.g,r=At.b,s=Math.max(i,n,r),a=Math.min(i,n,r);let o,l;const h=(a+s)/2;if(a===s)o=0,l=0;else{const t=s-a;switch(l=h<=.5?t/(s+a):t/(2-s-a),s){case i:o=(n-r)/t+(n=r)break t;{const a=e[1];t=r)break e}s=i,i=0}}for(;i>>1;te;)--s;if(++s,0!==r||s!==n){r>=s&&(s=Math.max(s,1),r=s-1);const t=this.getValueSize();this.times=i.slice(r,s),this.values=this.values.slice(r*t,s*t)}return this}validate(){let t=!0;const e=this.getValueSize();e-Math.floor(e)!=0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),t=!1);const i=this.times,n=this.values,r=i.length;0===r&&(console.error("THREE.KeyframeTrack: Track is empty.",this),t=!1);let s=null;for(let e=0;e!==r;e++){const n=i[e];if("number"==typeof n&&isNaN(n)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,e,n),t=!1;break}if(null!==s&&s>n){console.error("THREE.KeyframeTrack: Out of order keys.",this,e,n,s),t=!1;break}s=n}if(void 0!==n&&(a=n,ArrayBuffer.isView(a)&&!(a instanceof DataView)))for(let e=0,i=n.length;e!==i;++e){const i=n[e];if(isNaN(i)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,e,i),t=!1;break}}var a;return t}optimize(){const t=this.times.slice(),e=this.values.slice(),i=this.getValueSize(),n=this.getInterpolation()===s,r=t.length-1;let a=1;for(let s=1;s0){t[a]=t[r];for(let t=r*i,n=a*i,s=0;s!==i;++s)e[n+s]=e[t+s];++a}return a!==t.length?(this.times=t.slice(0,a),this.values=e.slice(0,a*i)):(this.times=t,this.values=e),this}clone(){const t=this.times.slice(),e=this.values.slice(),i=new(0,this.constructor)(this.name,t,e);return i.createInterpolant=this.createInterpolant,i}}Ot.prototype.ValueTypeName="",Ot.prototype.TimeBufferType=Float32Array,Ot.prototype.ValueBufferType=Float32Array,Ot.prototype.DefaultInterpolation=r;class Ft extends Ot{constructor(t,e,i){super(t,e,i)}}Ft.prototype.ValueTypeName="bool",Ft.prototype.ValueBufferType=Array,Ft.prototype.DefaultInterpolation=n,Ft.prototype.InterpolantFactoryMethodLinear=void 0,Ft.prototype.InterpolantFactoryMethodSmooth=void 0;(class extends Ot{constructor(t,e,i,n){super(t,e,i,n)}}).prototype.ValueTypeName="color";(class extends Ot{constructor(t,e,i,n){super(t,e,i,n)}}).prototype.ValueTypeName="number";class zt extends Lt{constructor(t,e,i,n){super(t,e,i,n)}interpolate_(t,e,i,n){const r=this.resultBuffer,s=this.sampleValues,a=this.valueSize,o=(i-e)/(n-e);let l=t*a;for(let t=l+a;l!==t;l+=4)v.slerpFlat(r,0,s,l-a,s,l,o);return r}}class Bt extends Ot{constructor(t,e,i,n){super(t,e,i,n)}InterpolantFactoryMethodLinear(t){return new zt(this.times,this.values,this.getValueSize(),t)}}Bt.prototype.ValueTypeName="quaternion",Bt.prototype.InterpolantFactoryMethodSmooth=void 0;class kt extends Ot{constructor(t,e,i){super(t,e,i)}}kt.prototype.ValueTypeName="string",kt.prototype.ValueBufferType=Array,kt.prototype.DefaultInterpolation=n,kt.prototype.InterpolantFactoryMethodLinear=void 0,kt.prototype.InterpolantFactoryMethodSmooth=void 0;(class extends Ot{constructor(t,e,i,n){super(t,e,i,n)}}).prototype.ValueTypeName="vector";Error,new WeakMap,new WeakMap;const Vt="\\[\\]\\.:\\/",Ht=new RegExp("["+Vt+"]","g"),Gt="[^"+Vt+"]",Wt="[^"+Vt.replace("\\.","")+"]",jt=new RegExp("^"+/((?:WC+[\/:])*)/.source.replace("WC",Gt)+/(WCOD+)?/.source.replace("WCOD",Wt)+/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",Gt)+/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",Gt)+"$"),Xt=["material","materials","bones","map"];class qt{constructor(t,e,i){this.path=e,this.parsedPath=i||qt.parseTrackName(e),this.node=qt.findNode(t,this.parsedPath.nodeName),this.rootNode=t,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(t,e,i){return t&&t.isAnimationObjectGroup?new qt.Composite(t,e,i):new qt(t,e,i)}static sanitizeNodeName(t){return t.replace(/\s/g,"_").replace(Ht,"")}static parseTrackName(t){const e=jt.exec(t);if(null===e)throw new Error("PropertyBinding: Cannot parse trackName: "+t);const i={nodeName:e[2],objectName:e[3],objectIndex:e[4],propertyName:e[5],propertyIndex:e[6]},n=i.nodeName&&i.nodeName.lastIndexOf(".");if(void 0!==n&&-1!==n){const t=i.nodeName.substring(n+1);-1!==Xt.indexOf(t)&&(i.nodeName=i.nodeName.substring(0,n),i.objectName=t)}if(null===i.propertyName||0===i.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+t);return i}static findNode(t,e){if(void 0===e||""===e||"."===e||-1===e||e===t.name||e===t.uuid)return t;if(t.skeleton){const i=t.skeleton.getBoneByName(e);if(void 0!==i)return i}if(t.children){const i=function(t){for(let n=0;n0)if(c=s*o-a,u=s*a-o,p=r*h,c>=0)if(u>=-p)if(u<=p){const t=1/h;c*=t,u*=t,d=c*(c+s*u+2*a)+u*(s*c+u+2*o)+l}else u=r,c=Math.max(0,-(s*u+a)),d=-c*c+u*(u+2*o)+l;else u=-r,c=Math.max(0,-(s*u+a)),d=-c*c+u*(u+2*o)+l;else u<=-p?(c=Math.max(0,-(-s*r+a)),u=c>0?-r:Math.min(Math.max(-r,-o),r),d=-c*c+u*(u+2*o)+l):u<=p?(c=0,u=Math.min(Math.max(-r,-o),r),d=u*(u+2*o)+l):(c=Math.max(0,-(s*r+a)),u=c>0?r:Math.min(Math.max(-r,-o),r),d=-c*c+u*(u+2*o)+l);else u=s>0?-r:r,c=Math.max(0,-(s*u+a)),d=-c*c+u*(u+2*o)+l;return i&&i.copy(this.origin).addScaledVector(this.direction,c),n&&n.copy(H).addScaledVector(G,u),d}intersectSphere(t,e){V.subVectors(t.center,this.origin);const i=V.dot(this.direction),n=V.dot(V)-i*i,r=t.radius*t.radius;if(n>r)return null;const s=Math.sqrt(r-n),a=i-s,o=i+s;return o<0?null:a<0?this.at(o,e):this.at(a,e)}intersectsSphere(t){return!(t.radius<0)&&this.distanceSqToPoint(t.center)<=t.radius*t.radius}distanceToPlane(t){const e=t.normal.dot(this.direction);if(0===e)return 0===t.distanceToPoint(this.origin)?0:null;const i=-(this.origin.dot(t.normal)+t.constant)/e;return i>=0?i:null}intersectPlane(t,e){const i=this.distanceToPlane(t);return null===i?null:this.at(i,e)}intersectsPlane(t){const e=t.distanceToPoint(this.origin);return 0===e||t.normal.dot(this.direction)*e<0}intersectBox(t,e){let i,n,r,s,a,o;const l=1/this.direction.x,h=1/this.direction.y,c=1/this.direction.z,u=this.origin;return l>=0?(i=(t.min.x-u.x)*l,n=(t.max.x-u.x)*l):(i=(t.max.x-u.x)*l,n=(t.min.x-u.x)*l),h>=0?(r=(t.min.y-u.y)*h,s=(t.max.y-u.y)*h):(r=(t.max.y-u.y)*h,s=(t.min.y-u.y)*h),i>s||r>n?null:((r>i||isNaN(i))&&(i=r),(s=0?(a=(t.min.z-u.z)*c,o=(t.max.z-u.z)*c):(a=(t.max.z-u.z)*c,o=(t.min.z-u.z)*c),i>o||a>n?null:((a>i||i!=i)&&(i=a),(o=0?i:n,e)))}intersectsBox(t){return null!==this.intersectBox(t,V)}intersectTriangle(t,e,i,n,r){j.subVectors(e,t),X.subVectors(i,t),q.crossVectors(j,X);let s,a=this.direction.dot(q);if(a>0){if(n)return null;s=1}else{if(!(a<0))return null;s=-1,a=-a}W.subVectors(this.origin,t);const o=s*this.direction.dot(X.crossVectors(W,X));if(o<0)return null;const l=s*this.direction.dot(j.cross(W));if(l<0)return null;if(o+l>a)return null;const h=-s*W.dot(q);return h<0?null:this.at(h/a,r)}applyMatrix4(t){return this.origin.applyMatrix4(t),this.direction.transformDirection(t),this}equals(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}clone(){return(new this.constructor).copy(this)}},te=new class{constructor(t=new y(1,0,0),e=0){this.isPlane=!0,this.normal=t,this.constant=e}set(t,e){return this.normal.copy(t),this.constant=e,this}setComponents(t,e,i,n){return this.normal.set(t,e,i),this.constant=n,this}setFromNormalAndCoplanarPoint(t,e){return this.normal.copy(t),this.constant=-e.dot(this.normal),this}setFromCoplanarPoints(t,e,i){const n=Ct.subVectors(i,e).cross(Rt.subVectors(t,e)).normalize();return this.setFromNormalAndCoplanarPoint(n,t),this}copy(t){return this.normal.copy(t.normal),this.constant=t.constant,this}normalize(){const t=1/this.normal.length();return this.normal.multiplyScalar(t),this.constant*=t,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(t){return this.normal.dot(t)+this.constant}distanceToSphere(t){return this.distanceToPoint(t.center)-t.radius}projectPoint(t,e){return e.copy(t).addScaledVector(this.normal,-this.distanceToPoint(t))}intersectLine(t,e){const i=t.delta(Ct),n=this.normal.dot(i);if(0===n)return 0===this.distanceToPoint(t.start)?e.copy(t.start):null;const r=-(t.start.dot(this.normal)+this.constant)/n;return r<0||r>1?null:e.copy(t.start).addScaledVector(i,r)}intersectsLine(t){const e=this.distanceToPoint(t.start),i=this.distanceToPoint(t.end);return e<0&&i>0||i<0&&e>0}intersectsBox(t){return t.intersectsPlane(this)}intersectsSphere(t){return t.intersectsPlane(this)}coplanarPoint(t){return t.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(t,e){const i=e||Pt.getNormalMatrix(t),n=this.coplanarPoint(Ct).applyMatrix4(t),r=this.normal.applyMatrix3(i).normalize();return this.constant=-n.dot(r),this}translate(t){return this.constant-=t.dot(this.normal),this}equals(t){return t.normal.equals(this.normal)&&t.constant===this.constant}clone(){return(new this.constructor).copy(this)}},ee=Math.cos(70*g),ie=new y,ne=2*Math.PI,re=-1,se=1e-6;class ae extends Zt{constructor(t,e=null){super(t,e),this.state=re,this.target=new y,this.cursor=new y,this.minDistance=0,this.maxDistance=1/0,this.minZoom=0,this.maxZoom=1/0,this.minTargetRadius=0,this.maxTargetRadius=1/0,this.minPolarAngle=0,this.maxPolarAngle=Math.PI,this.minAzimuthAngle=-1/0,this.maxAzimuthAngle=1/0,this.enableDamping=!1,this.dampingFactor=.05,this.enableZoom=!0,this.zoomSpeed=1,this.enableRotate=!0,this.rotateSpeed=1,this.keyRotateSpeed=1,this.enablePan=!0,this.panSpeed=1,this.screenSpacePanning=!0,this.keyPanSpeed=7,this.zoomToCursor=!1,this.autoRotate=!1,this.autoRotateSpeed=2,this.keys={LEFT:"ArrowLeft",UP:"ArrowUp",RIGHT:"ArrowRight",BOTTOM:"ArrowDown"},this.mouseButtons={LEFT:0,MIDDLE:1,RIGHT:2},this.touches={ONE:0,TWO:2},this.target0=this.target.clone(),this.position0=this.object.position.clone(),this.zoom0=this.object.zoom,this._domElementKeyEvents=null,this._lastPosition=new y,this._lastQuaternion=new v,this._lastTargetPosition=new y,this._quat=(new v).setFromUnitVectors(t.up,new y(0,1,0)),this._quatInverse=this._quat.clone().invert(),this._spherical=new Yt,this._sphericalDelta=new Yt,this._scale=1,this._panOffset=new y,this._rotateStart=new _,this._rotateEnd=new _,this._rotateDelta=new _,this._panStart=new _,this._panEnd=new _,this._panDelta=new _,this._dollyStart=new _,this._dollyEnd=new _,this._dollyDelta=new _,this._dollyDirection=new y,this._mouse=new _,this._performCursorZoom=!1,this._pointers=[],this._pointerPositions={},this._controlActive=!1,this._onPointerMove=le.bind(this),this._onPointerDown=oe.bind(this),this._onPointerUp=he.bind(this),this._onContextMenu=ge.bind(this),this._onMouseWheel=de.bind(this),this._onKeyDown=pe.bind(this),this._onTouchStart=me.bind(this),this._onTouchMove=fe.bind(this),this._onMouseDown=ce.bind(this),this._onMouseMove=ue.bind(this),this._interceptControlDown=_e.bind(this),this._interceptControlUp=ve.bind(this),null!==this.domElement&&this.connect(this.domElement),this.update()}connect(t){super.connect(t),this.domElement.addEventListener("pointerdown",this._onPointerDown),this.domElement.addEventListener("pointercancel",this._onPointerUp),this.domElement.addEventListener("contextmenu",this._onContextMenu),this.domElement.addEventListener("wheel",this._onMouseWheel,{passive:!1}),this.domElement.getRootNode().addEventListener("keydown",this._interceptControlDown,{passive:!0,capture:!0}),this.domElement.style.touchAction="none"}disconnect(){this.domElement.removeEventListener("pointerdown",this._onPointerDown),this.domElement.removeEventListener("pointermove",this._onPointerMove),this.domElement.removeEventListener("pointerup",this._onPointerUp),this.domElement.removeEventListener("pointercancel",this._onPointerUp),this.domElement.removeEventListener("wheel",this._onMouseWheel),this.domElement.removeEventListener("contextmenu",this._onContextMenu),this.stopListenToKeyEvents(),this.domElement.getRootNode().removeEventListener("keydown",this._interceptControlDown,{capture:!0}),this.domElement.style.touchAction="auto"}dispose(){this.disconnect()}getPolarAngle(){return this._spherical.phi}getAzimuthalAngle(){return this._spherical.theta}getDistance(){return this.object.position.distanceTo(this.target)}listenToKeyEvents(t){t.addEventListener("keydown",this._onKeyDown),this._domElementKeyEvents=t}stopListenToKeyEvents(){null!==this._domElementKeyEvents&&(this._domElementKeyEvents.removeEventListener("keydown",this._onKeyDown),this._domElementKeyEvents=null)}saveState(){this.target0.copy(this.target),this.position0.copy(this.object.position),this.zoom0=this.object.zoom}reset(){this.target.copy(this.target0),this.object.position.copy(this.position0),this.object.zoom=this.zoom0,this.object.updateProjectionMatrix(),this.dispatchEvent(Jt),this.update(),this.state=re}update(t=null){const e=this.object.position;ie.copy(e).sub(this.target),ie.applyQuaternion(this._quat),this._spherical.setFromVector3(ie),this.autoRotate&&this.state===re&&this._rotateLeft(this._getAutoRotationAngle(t)),this.enableDamping?(this._spherical.theta+=this._sphericalDelta.theta*this.dampingFactor,this._spherical.phi+=this._sphericalDelta.phi*this.dampingFactor):(this._spherical.theta+=this._sphericalDelta.theta,this._spherical.phi+=this._sphericalDelta.phi);let i=this.minAzimuthAngle,n=this.maxAzimuthAngle;isFinite(i)&&isFinite(n)&&(i<-Math.PI?i+=ne:i>Math.PI&&(i-=ne),n<-Math.PI?n+=ne:n>Math.PI&&(n-=ne),this._spherical.theta=i<=n?Math.max(i,Math.min(n,this._spherical.theta)):this._spherical.theta>(i+n)/2?Math.max(i,this._spherical.theta):Math.min(n,this._spherical.theta)),this._spherical.phi=Math.max(this.minPolarAngle,Math.min(this.maxPolarAngle,this._spherical.phi)),this._spherical.makeSafe(),!0===this.enableDamping?this.target.addScaledVector(this._panOffset,this.dampingFactor):this.target.add(this._panOffset),this.target.sub(this.cursor),this.target.clampLength(this.minTargetRadius,this.maxTargetRadius),this.target.add(this.cursor);let r=!1;if(this.zoomToCursor&&this._performCursorZoom||this.object.isOrthographicCamera)this._spherical.radius=this._clampDistance(this._spherical.radius);else{const t=this._spherical.radius;this._spherical.radius=this._clampDistance(this._spherical.radius*this._scale),r=t!=this._spherical.radius}if(ie.setFromSpherical(this._spherical),ie.applyQuaternion(this._quatInverse),e.copy(this.target).add(ie),this.object.lookAt(this.target),!0===this.enableDamping?(this._sphericalDelta.theta*=1-this.dampingFactor,this._sphericalDelta.phi*=1-this.dampingFactor,this._panOffset.multiplyScalar(1-this.dampingFactor)):(this._sphericalDelta.set(0,0,0),this._panOffset.set(0,0,0)),this.zoomToCursor&&this._performCursorZoom){let t=null;if(this.object.isPerspectiveCamera){const e=ie.length();t=this._clampDistance(e*this._scale);const i=e-t;this.object.position.addScaledVector(this._dollyDirection,i),this.object.updateMatrixWorld(),r=!!i}else if(this.object.isOrthographicCamera){const e=new y(this._mouse.x,this._mouse.y,0);e.unproject(this.object);const i=this.object.zoom;this.object.zoom=Math.max(this.minZoom,Math.min(this.maxZoom,this.object.zoom/this._scale)),this.object.updateProjectionMatrix(),r=i!==this.object.zoom;const n=new y(this._mouse.x,this._mouse.y,0);n.unproject(this.object),this.object.position.sub(n).add(e),this.object.updateMatrixWorld(),t=ie.length()}else console.warn("WARNING: OrbitControls.js encountered an unknown camera type - zoom to cursor disabled."),this.zoomToCursor=!1;null!==t&&(this.screenSpacePanning?this.target.set(0,0,-1).transformDirection(this.object.matrix).multiplyScalar(t).add(this.object.position):(Qt.origin.copy(this.object.position),Qt.direction.set(0,0,-1).transformDirection(this.object.matrix),Math.abs(this.object.up.dot(Qt.direction))se||8*(1-this._lastQuaternion.dot(this.object.quaternion))>se||this._lastTargetPosition.distanceToSquared(this.target)>se)&&(this.dispatchEvent(Jt),this._lastPosition.copy(this.object.position),this._lastQuaternion.copy(this.object.quaternion),this._lastTargetPosition.copy(this.target),!0)}_getAutoRotationAngle(t){return null!==t?ne/60*this.autoRotateSpeed*t:ne/60/60*this.autoRotateSpeed}_getZoomScale(t){const e=Math.abs(.01*t);return Math.pow(.95,this.zoomSpeed*e)}_rotateLeft(t){this._sphericalDelta.theta-=t}_rotateUp(t){this._sphericalDelta.phi-=t}_panLeft(t,e){ie.setFromMatrixColumn(e,0),ie.multiplyScalar(-t),this._panOffset.add(ie)}_panUp(t,e){!0===this.screenSpacePanning?ie.setFromMatrixColumn(e,1):(ie.setFromMatrixColumn(e,0),ie.crossVectors(this.object.up,ie)),ie.multiplyScalar(t),this._panOffset.add(ie)}_pan(t,e){const i=this.domElement;if(this.object.isPerspectiveCamera){const n=this.object.position;ie.copy(n).sub(this.target);let r=ie.length();r*=Math.tan(this.object.fov/2*Math.PI/180),this._panLeft(2*t*r/i.clientHeight,this.object.matrix),this._panUp(2*e*r/i.clientHeight,this.object.matrix)}else this.object.isOrthographicCamera?(this._panLeft(t*(this.object.right-this.object.left)/this.object.zoom/i.clientWidth,this.object.matrix),this._panUp(e*(this.object.top-this.object.bottom)/this.object.zoom/i.clientHeight,this.object.matrix)):(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - pan disabled."),this.enablePan=!1)}_dollyOut(t){this.object.isPerspectiveCamera||this.object.isOrthographicCamera?this._scale/=t:(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled."),this.enableZoom=!1)}_dollyIn(t){this.object.isPerspectiveCamera||this.object.isOrthographicCamera?this._scale*=t:(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled."),this.enableZoom=!1)}_updateZoomParameters(t,e){if(!this.zoomToCursor)return;this._performCursorZoom=!0;const i=this.domElement.getBoundingClientRect(),n=t-i.left,r=e-i.top,s=i.width,a=i.height;this._mouse.x=n/s*2-1,this._mouse.y=-r/a*2+1,this._dollyDirection.set(this._mouse.x,this._mouse.y,1).unproject(this.object).sub(this.object.position).normalize()}_clampDistance(t){return Math.max(this.minDistance,Math.min(this.maxDistance,t))}_handleMouseDownRotate(t){this._rotateStart.set(t.clientX,t.clientY)}_handleMouseDownDolly(t){this._updateZoomParameters(t.clientX,t.clientX),this._dollyStart.set(t.clientX,t.clientY)}_handleMouseDownPan(t){this._panStart.set(t.clientX,t.clientY)}_handleMouseMoveRotate(t){this._rotateEnd.set(t.clientX,t.clientY),this._rotateDelta.subVectors(this._rotateEnd,this._rotateStart).multiplyScalar(this.rotateSpeed);const e=this.domElement;this._rotateLeft(ne*this._rotateDelta.x/e.clientHeight),this._rotateUp(ne*this._rotateDelta.y/e.clientHeight),this._rotateStart.copy(this._rotateEnd),this.update()}_handleMouseMoveDolly(t){this._dollyEnd.set(t.clientX,t.clientY),this._dollyDelta.subVectors(this._dollyEnd,this._dollyStart),this._dollyDelta.y>0?this._dollyOut(this._getZoomScale(this._dollyDelta.y)):this._dollyDelta.y<0&&this._dollyIn(this._getZoomScale(this._dollyDelta.y)),this._dollyStart.copy(this._dollyEnd),this.update()}_handleMouseMovePan(t){this._panEnd.set(t.clientX,t.clientY),this._panDelta.subVectors(this._panEnd,this._panStart).multiplyScalar(this.panSpeed),this._pan(this._panDelta.x,this._panDelta.y),this._panStart.copy(this._panEnd),this.update()}_handleMouseWheel(t){this._updateZoomParameters(t.clientX,t.clientY),t.deltaY<0?this._dollyIn(this._getZoomScale(t.deltaY)):t.deltaY>0&&this._dollyOut(this._getZoomScale(t.deltaY)),this.update()}_handleKeyDown(t){let e=!1;switch(t.code){case this.keys.UP:t.ctrlKey||t.metaKey||t.shiftKey?this.enableRotate&&this._rotateUp(ne*this.keyRotateSpeed/this.domElement.clientHeight):this.enablePan&&this._pan(0,this.keyPanSpeed),e=!0;break;case this.keys.BOTTOM:t.ctrlKey||t.metaKey||t.shiftKey?this.enableRotate&&this._rotateUp(-ne*this.keyRotateSpeed/this.domElement.clientHeight):this.enablePan&&this._pan(0,-this.keyPanSpeed),e=!0;break;case this.keys.LEFT:t.ctrlKey||t.metaKey||t.shiftKey?this.enableRotate&&this._rotateLeft(ne*this.keyRotateSpeed/this.domElement.clientHeight):this.enablePan&&this._pan(this.keyPanSpeed,0),e=!0;break;case this.keys.RIGHT:t.ctrlKey||t.metaKey||t.shiftKey?this.enableRotate&&this._rotateLeft(-ne*this.keyRotateSpeed/this.domElement.clientHeight):this.enablePan&&this._pan(-this.keyPanSpeed,0),e=!0}e&&(t.preventDefault(),this.update())}_handleTouchStartRotate(t){if(1===this._pointers.length)this._rotateStart.set(t.pageX,t.pageY);else{const e=this._getSecondPointerPosition(t),i=.5*(t.pageX+e.x),n=.5*(t.pageY+e.y);this._rotateStart.set(i,n)}}_handleTouchStartPan(t){if(1===this._pointers.length)this._panStart.set(t.pageX,t.pageY);else{const e=this._getSecondPointerPosition(t),i=.5*(t.pageX+e.x),n=.5*(t.pageY+e.y);this._panStart.set(i,n)}}_handleTouchStartDolly(t){const e=this._getSecondPointerPosition(t),i=t.pageX-e.x,n=t.pageY-e.y,r=Math.sqrt(i*i+n*n);this._dollyStart.set(0,r)}_handleTouchStartDollyPan(t){this.enableZoom&&this._handleTouchStartDolly(t),this.enablePan&&this._handleTouchStartPan(t)}_handleTouchStartDollyRotate(t){this.enableZoom&&this._handleTouchStartDolly(t),this.enableRotate&&this._handleTouchStartRotate(t)}_handleTouchMoveRotate(t){if(1==this._pointers.length)this._rotateEnd.set(t.pageX,t.pageY);else{const e=this._getSecondPointerPosition(t),i=.5*(t.pageX+e.x),n=.5*(t.pageY+e.y);this._rotateEnd.set(i,n)}this._rotateDelta.subVectors(this._rotateEnd,this._rotateStart).multiplyScalar(this.rotateSpeed);const e=this.domElement;this._rotateLeft(ne*this._rotateDelta.x/e.clientHeight),this._rotateUp(ne*this._rotateDelta.y/e.clientHeight),this._rotateStart.copy(this._rotateEnd)}_handleTouchMovePan(t){if(1===this._pointers.length)this._panEnd.set(t.pageX,t.pageY);else{const e=this._getSecondPointerPosition(t),i=.5*(t.pageX+e.x),n=.5*(t.pageY+e.y);this._panEnd.set(i,n)}this._panDelta.subVectors(this._panEnd,this._panStart).multiplyScalar(this.panSpeed),this._pan(this._panDelta.x,this._panDelta.y),this._panStart.copy(this._panEnd)}_handleTouchMoveDolly(t){const e=this._getSecondPointerPosition(t),i=t.pageX-e.x,n=t.pageY-e.y,r=Math.sqrt(i*i+n*n);this._dollyEnd.set(0,r),this._dollyDelta.set(0,Math.pow(this._dollyEnd.y/this._dollyStart.y,this.zoomSpeed)),this._dollyOut(this._dollyDelta.y),this._dollyStart.copy(this._dollyEnd);const s=.5*(t.pageX+e.x),a=.5*(t.pageY+e.y);this._updateZoomParameters(s,a)}_handleTouchMoveDollyPan(t){this.enableZoom&&this._handleTouchMoveDolly(t),this.enablePan&&this._handleTouchMovePan(t)}_handleTouchMoveDollyRotate(t){this.enableZoom&&this._handleTouchMoveDolly(t),this.enableRotate&&this._handleTouchMoveRotate(t)}_addPointer(t){this._pointers.push(t.pointerId)}_removePointer(t){delete this._pointerPositions[t.pointerId];for(let e=0;e{const i="179",n=0,r=1,s=2,a=100,o=101,l=102,h=200,c=201,u=202,d=203,p=204,m=205,f=206,g=207,_=208,v=209,y=210,x=211,M=212,b=213,S=214,T=0,w=1,E=2,A=3,C=4,R=5,P=6,I=7,L="attached",D="detached",U=300,N=301,O=302,F=303,z=304,B=306,k=1e3,V=1001,H=1002,G=1003,W=1004,j=1005,X=1006,q=1007,Y=1008,Z=1009,J=1010,K=1011,$=1012,Q=1013,tt=1014,et=1015,it=1016,nt=1017,rt=1018,st=1020,at=35902,ot=1021,lt=1022,ht=1023,ct=1026,ut=1027,dt=1028,pt=1029,mt=1030,ft=1031,gt=1033,_t=33776,vt=33777,yt=33778,xt=33779,Mt=35840,bt=35841,St=35842,Tt=35843,wt=36196,Et=37492,At=37496,Ct=37808,Rt=37809,Pt=37810,It=37811,Lt=37812,Dt=37813,Ut=37814,Nt=37815,Ot=37816,Ft=37817,zt=37818,Bt=37819,kt=37820,Vt=37821,Ht=36492,Gt=36494,Wt=36495,jt=36283,Xt=36284,qt=36285,Yt=36286,Zt=2300,Jt=2301,Kt=2302,$t=2400,Qt=2401,te=2402,ee=2501,ie="",ne="srgb",re="srgb-linear",se="linear",ae="srgb",oe=7680,le=512,he=513,ce=514,ue=515,de=516,pe=517,me=518,fe=519,ge=35044,_e="300 es",ve=2e3,ye=2001;class xe{addEventListener(t,e){void 0===this._listeners&&(this._listeners={});const i=this._listeners;void 0===i[t]&&(i[t]=[]),-1===i[t].indexOf(e)&&i[t].push(e)}hasEventListener(t,e){const i=this._listeners;return void 0!==i&&void 0!==i[t]&&-1!==i[t].indexOf(e)}removeEventListener(t,e){const i=this._listeners;if(void 0===i)return;const n=i[t];if(void 0!==n){const t=n.indexOf(e);-1!==t&&n.splice(t,1)}}dispatchEvent(t){const e=this._listeners;if(void 0===e)return;const i=e[t.type];if(void 0!==i){t.target=this;const e=i.slice(0);for(let i=0,n=e.length;i>8&255]+Me[t>>16&255]+Me[t>>24&255]+"-"+Me[255&e]+Me[e>>8&255]+"-"+Me[e>>16&15|64]+Me[e>>24&255]+"-"+Me[63&i|128]+Me[i>>8&255]+"-"+Me[i>>16&255]+Me[i>>24&255]+Me[255&n]+Me[n>>8&255]+Me[n>>16&255]+Me[n>>24&255]).toLowerCase()}function Ee(t,e,i){return Math.max(e,Math.min(i,t))}function Ae(t,e){return(t%e+e)%e}function Ce(t,e,i){return(1-i)*t+i*e}function Re(t,e){switch(e.constructor){case Float32Array:return t;case Uint32Array:return t/4294967295;case Uint16Array:return t/65535;case Uint8Array:return t/255;case Int32Array:return Math.max(t/2147483647,-1);case Int16Array:return Math.max(t/32767,-1);case Int8Array:return Math.max(t/127,-1);default:throw new Error("Invalid component type.")}}function Pe(t,e){switch(e.constructor){case Float32Array:return t;case Uint32Array:return Math.round(4294967295*t);case Uint16Array:return Math.round(65535*t);case Uint8Array:return Math.round(255*t);case Int32Array:return Math.round(2147483647*t);case Int16Array:return Math.round(32767*t);case Int8Array:return Math.round(127*t);default:throw new Error("Invalid component type.")}}const Ie={DEG2RAD:Se,RAD2DEG:Te,generateUUID:we,clamp:Ee,euclideanModulo:Ae,mapLinear:function(t,e,i,n,r){return n+(t-e)*(r-n)/(i-e)},inverseLerp:function(t,e,i){return t!==e?(i-t)/(e-t):0},lerp:Ce,damp:function(t,e,i,n){return Ce(t,e,1-Math.exp(-i*n))},pingpong:function(t,e=1){return e-Math.abs(Ae(t,2*e)-e)},smoothstep:function(t,e,i){return t<=e?0:t>=i?1:(t=(t-e)/(i-e))*t*(3-2*t)},smootherstep:function(t,e,i){return t<=e?0:t>=i?1:(t=(t-e)/(i-e))*t*t*(t*(6*t-15)+10)},randInt:function(t,e){return t+Math.floor(Math.random()*(e-t+1))},randFloat:function(t,e){return t+Math.random()*(e-t)},randFloatSpread:function(t){return t*(.5-Math.random())},seededRandom:function(t){void 0!==t&&(be=t);let e=be+=1831565813;return e=Math.imul(e^e>>>15,1|e),e^=e+Math.imul(e^e>>>7,61|e),((e^e>>>14)>>>0)/4294967296},degToRad:function(t){return t*Se},radToDeg:function(t){return t*Te},isPowerOfTwo:function(t){return!(t&t-1)&&0!==t},ceilPowerOfTwo:function(t){return Math.pow(2,Math.ceil(Math.log(t)/Math.LN2))},floorPowerOfTwo:function(t){return Math.pow(2,Math.floor(Math.log(t)/Math.LN2))},setQuaternionFromProperEuler:function(t,e,i,n,r){const s=Math.cos,a=Math.sin,o=s(i/2),l=a(i/2),h=s((e+n)/2),c=a((e+n)/2),u=s((e-n)/2),d=a((e-n)/2),p=s((n-e)/2),m=a((n-e)/2);switch(r){case"XYX":t.set(o*c,l*u,l*d,o*h);break;case"YZY":t.set(l*d,o*c,l*u,o*h);break;case"ZXZ":t.set(l*u,l*d,o*c,o*h);break;case"XZX":t.set(o*c,l*m,l*p,o*h);break;case"YXY":t.set(l*p,o*c,l*m,o*h);break;case"ZYZ":t.set(l*m,l*p,o*c,o*h);break;default:console.warn("THREE.MathUtils: .setQuaternionFromProperEuler() encountered an unknown order: "+r)}},normalize:Pe,denormalize:Re};class Le{constructor(t=0,e=0){Le.prototype.isVector2=!0,this.x=t,this.y=e}get width(){return this.x}set width(t){this.x=t}get height(){return this.y}set height(t){this.y=t}set(t,e){return this.x=t,this.y=e,this}setScalar(t){return this.x=t,this.y=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y)}copy(t){return this.x=t.x,this.y=t.y,this}add(t){return this.x+=t.x,this.y+=t.y,this}addScalar(t){return this.x+=t,this.y+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this}subScalar(t){return this.x-=t,this.y-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this}multiply(t){return this.x*=t.x,this.y*=t.y,this}multiplyScalar(t){return this.x*=t,this.y*=t,this}divide(t){return this.x/=t.x,this.y/=t.y,this}divideScalar(t){return this.multiplyScalar(1/t)}applyMatrix3(t){const e=this.x,i=this.y,n=t.elements;return this.x=n[0]*e+n[3]*i+n[6],this.y=n[1]*e+n[4]*i+n[7],this}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this}clamp(t,e){return this.x=Ee(this.x,t.x,e.x),this.y=Ee(this.y,t.y,e.y),this}clampScalar(t,e){return this.x=Ee(this.x,t,e),this.y=Ee(this.y,t,e),this}clampLength(t,e){const i=this.length();return this.divideScalar(i||1).multiplyScalar(Ee(i,t,e))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this}negate(){return this.x=-this.x,this.y=-this.y,this}dot(t){return this.x*t.x+this.y*t.y}cross(t){return this.x*t.y-this.y*t.x}lengthSq(){return this.x*this.x+this.y*this.y}length(){return Math.sqrt(this.x*this.x+this.y*this.y)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)}normalize(){return this.divideScalar(this.length()||1)}angle(){return Math.atan2(-this.y,-this.x)+Math.PI}angleTo(t){const e=Math.sqrt(this.lengthSq()*t.lengthSq());if(0===e)return Math.PI/2;const i=this.dot(t)/e;return Math.acos(Ee(i,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,i=this.y-t.y;return e*e+i*i}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this}lerpVectors(t,e,i){return this.x=t.x+(e.x-t.x)*i,this.y=t.y+(e.y-t.y)*i,this}equals(t){return t.x===this.x&&t.y===this.y}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this}rotateAround(t,e){const i=Math.cos(e),n=Math.sin(e),r=this.x-t.x,s=this.y-t.y;return this.x=r*i-s*n+t.x,this.y=r*n+s*i+t.y,this}random(){return this.x=Math.random(),this.y=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y}}class De{constructor(t=0,e=0,i=0,n=1){this.isQuaternion=!0,this._x=t,this._y=e,this._z=i,this._w=n}static slerpFlat(t,e,i,n,r,s,a){let o=i[n+0],l=i[n+1],h=i[n+2],c=i[n+3];const u=r[s+0],d=r[s+1],p=r[s+2],m=r[s+3];if(0===a)return t[e+0]=o,t[e+1]=l,t[e+2]=h,void(t[e+3]=c);if(1===a)return t[e+0]=u,t[e+1]=d,t[e+2]=p,void(t[e+3]=m);if(c!==m||o!==u||l!==d||h!==p){let t=1-a;const e=o*u+l*d+h*p+c*m,i=e>=0?1:-1,n=1-e*e;if(n>Number.EPSILON){const r=Math.sqrt(n),s=Math.atan2(r,e*i);t=Math.sin(t*s)/r,a=Math.sin(a*s)/r}const r=a*i;if(o=o*t+u*r,l=l*t+d*r,h=h*t+p*r,c=c*t+m*r,t===1-a){const t=1/Math.sqrt(o*o+l*l+h*h+c*c);o*=t,l*=t,h*=t,c*=t}}t[e]=o,t[e+1]=l,t[e+2]=h,t[e+3]=c}static multiplyQuaternionsFlat(t,e,i,n,r,s){const a=i[n],o=i[n+1],l=i[n+2],h=i[n+3],c=r[s],u=r[s+1],d=r[s+2],p=r[s+3];return t[e]=a*p+h*c+o*d-l*u,t[e+1]=o*p+h*u+l*c-a*d,t[e+2]=l*p+h*d+a*u-o*c,t[e+3]=h*p-a*c-o*u-l*d,t}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get w(){return this._w}set w(t){this._w=t,this._onChangeCallback()}set(t,e,i,n){return this._x=t,this._y=e,this._z=i,this._w=n,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(t){return this._x=t.x,this._y=t.y,this._z=t.z,this._w=t.w,this._onChangeCallback(),this}setFromEuler(t,e=!0){const i=t._x,n=t._y,r=t._z,s=t._order,a=Math.cos,o=Math.sin,l=a(i/2),h=a(n/2),c=a(r/2),u=o(i/2),d=o(n/2),p=o(r/2);switch(s){case"XYZ":this._x=u*h*c+l*d*p,this._y=l*d*c-u*h*p,this._z=l*h*p+u*d*c,this._w=l*h*c-u*d*p;break;case"YXZ":this._x=u*h*c+l*d*p,this._y=l*d*c-u*h*p,this._z=l*h*p-u*d*c,this._w=l*h*c+u*d*p;break;case"ZXY":this._x=u*h*c-l*d*p,this._y=l*d*c+u*h*p,this._z=l*h*p+u*d*c,this._w=l*h*c-u*d*p;break;case"ZYX":this._x=u*h*c-l*d*p,this._y=l*d*c+u*h*p,this._z=l*h*p-u*d*c,this._w=l*h*c+u*d*p;break;case"YZX":this._x=u*h*c+l*d*p,this._y=l*d*c+u*h*p,this._z=l*h*p-u*d*c,this._w=l*h*c-u*d*p;break;case"XZY":this._x=u*h*c-l*d*p,this._y=l*d*c-u*h*p,this._z=l*h*p+u*d*c,this._w=l*h*c+u*d*p;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+s)}return!0===e&&this._onChangeCallback(),this}setFromAxisAngle(t,e){const i=e/2,n=Math.sin(i);return this._x=t.x*n,this._y=t.y*n,this._z=t.z*n,this._w=Math.cos(i),this._onChangeCallback(),this}setFromRotationMatrix(t){const e=t.elements,i=e[0],n=e[4],r=e[8],s=e[1],a=e[5],o=e[9],l=e[2],h=e[6],c=e[10],u=i+a+c;if(u>0){const t=.5/Math.sqrt(u+1);this._w=.25/t,this._x=(h-o)*t,this._y=(r-l)*t,this._z=(s-n)*t}else if(i>a&&i>c){const t=2*Math.sqrt(1+i-a-c);this._w=(h-o)/t,this._x=.25*t,this._y=(n+s)/t,this._z=(r+l)/t}else if(a>c){const t=2*Math.sqrt(1+a-i-c);this._w=(r-l)/t,this._x=(n+s)/t,this._y=.25*t,this._z=(o+h)/t}else{const t=2*Math.sqrt(1+c-i-a);this._w=(s-n)/t,this._x=(r+l)/t,this._y=(o+h)/t,this._z=.25*t}return this._onChangeCallback(),this}setFromUnitVectors(t,e){let i=t.dot(e)+1;return i<1e-8?(i=0,Math.abs(t.x)>Math.abs(t.z)?(this._x=-t.y,this._y=t.x,this._z=0,this._w=i):(this._x=0,this._y=-t.z,this._z=t.y,this._w=i)):(this._x=t.y*e.z-t.z*e.y,this._y=t.z*e.x-t.x*e.z,this._z=t.x*e.y-t.y*e.x,this._w=i),this.normalize()}angleTo(t){return 2*Math.acos(Math.abs(Ee(this.dot(t),-1,1)))}rotateTowards(t,e){const i=this.angleTo(t);if(0===i)return this;const n=Math.min(1,e/i);return this.slerp(t,n),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let t=this.length();return 0===t?(this._x=0,this._y=0,this._z=0,this._w=1):(t=1/t,this._x=this._x*t,this._y=this._y*t,this._z=this._z*t,this._w=this._w*t),this._onChangeCallback(),this}multiply(t){return this.multiplyQuaternions(this,t)}premultiply(t){return this.multiplyQuaternions(t,this)}multiplyQuaternions(t,e){const i=t._x,n=t._y,r=t._z,s=t._w,a=e._x,o=e._y,l=e._z,h=e._w;return this._x=i*h+s*a+n*l-r*o,this._y=n*h+s*o+r*a-i*l,this._z=r*h+s*l+i*o-n*a,this._w=s*h-i*a-n*o-r*l,this._onChangeCallback(),this}slerp(t,e){if(0===e)return this;if(1===e)return this.copy(t);const i=this._x,n=this._y,r=this._z,s=this._w;let a=s*t._w+i*t._x+n*t._y+r*t._z;if(a<0?(this._w=-t._w,this._x=-t._x,this._y=-t._y,this._z=-t._z,a=-a):this.copy(t),a>=1)return this._w=s,this._x=i,this._y=n,this._z=r,this;const o=1-a*a;if(o<=Number.EPSILON){const t=1-e;return this._w=t*s+e*this._w,this._x=t*i+e*this._x,this._y=t*n+e*this._y,this._z=t*r+e*this._z,this.normalize(),this}const l=Math.sqrt(o),h=Math.atan2(l,a),c=Math.sin((1-e)*h)/l,u=Math.sin(e*h)/l;return this._w=s*c+this._w*u,this._x=i*c+this._x*u,this._y=n*c+this._y*u,this._z=r*c+this._z*u,this._onChangeCallback(),this}slerpQuaternions(t,e,i){return this.copy(t).slerp(e,i)}random(){const t=2*Math.PI*Math.random(),e=2*Math.PI*Math.random(),i=Math.random(),n=Math.sqrt(1-i),r=Math.sqrt(i);return this.set(n*Math.sin(t),n*Math.cos(t),r*Math.sin(e),r*Math.cos(e))}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w}fromArray(t,e=0){return this._x=t[e],this._y=t[e+1],this._z=t[e+2],this._w=t[e+3],this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._w,t}fromBufferAttribute(t,e){return this._x=t.getX(e),this._y=t.getY(e),this._z=t.getZ(e),this._w=t.getW(e),this._onChangeCallback(),this}toJSON(){return this.toArray()}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class Ue{constructor(t=0,e=0,i=0){Ue.prototype.isVector3=!0,this.x=t,this.y=e,this.z=i}set(t,e,i){return void 0===i&&(i=this.z),this.x=t,this.y=e,this.z=i,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this}multiplyVectors(t,e){return this.x=t.x*e.x,this.y=t.y*e.y,this.z=t.z*e.z,this}applyEuler(t){return this.applyQuaternion(Oe.setFromEuler(t))}applyAxisAngle(t,e){return this.applyQuaternion(Oe.setFromAxisAngle(t,e))}applyMatrix3(t){const e=this.x,i=this.y,n=this.z,r=t.elements;return this.x=r[0]*e+r[3]*i+r[6]*n,this.y=r[1]*e+r[4]*i+r[7]*n,this.z=r[2]*e+r[5]*i+r[8]*n,this}applyNormalMatrix(t){return this.applyMatrix3(t).normalize()}applyMatrix4(t){const e=this.x,i=this.y,n=this.z,r=t.elements,s=1/(r[3]*e+r[7]*i+r[11]*n+r[15]);return this.x=(r[0]*e+r[4]*i+r[8]*n+r[12])*s,this.y=(r[1]*e+r[5]*i+r[9]*n+r[13])*s,this.z=(r[2]*e+r[6]*i+r[10]*n+r[14])*s,this}applyQuaternion(t){const e=this.x,i=this.y,n=this.z,r=t.x,s=t.y,a=t.z,o=t.w,l=2*(s*n-a*i),h=2*(a*e-r*n),c=2*(r*i-s*e);return this.x=e+o*l+s*c-a*h,this.y=i+o*h+a*l-r*c,this.z=n+o*c+r*h-s*l,this}project(t){return this.applyMatrix4(t.matrixWorldInverse).applyMatrix4(t.projectionMatrix)}unproject(t){return this.applyMatrix4(t.projectionMatrixInverse).applyMatrix4(t.matrixWorld)}transformDirection(t){const e=this.x,i=this.y,n=this.z,r=t.elements;return this.x=r[0]*e+r[4]*i+r[8]*n,this.y=r[1]*e+r[5]*i+r[9]*n,this.z=r[2]*e+r[6]*i+r[10]*n,this.normalize()}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this}divideScalar(t){return this.multiplyScalar(1/t)}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this}clamp(t,e){return this.x=Ee(this.x,t.x,e.x),this.y=Ee(this.y,t.y,e.y),this.z=Ee(this.z,t.z,e.z),this}clampScalar(t,e){return this.x=Ee(this.x,t,e),this.y=Ee(this.y,t,e),this.z=Ee(this.z,t,e),this}clampLength(t,e){const i=this.length();return this.divideScalar(i||1).multiplyScalar(Ee(i,t,e))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(t){return this.x*t.x+this.y*t.y+this.z*t.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this}lerpVectors(t,e,i){return this.x=t.x+(e.x-t.x)*i,this.y=t.y+(e.y-t.y)*i,this.z=t.z+(e.z-t.z)*i,this}cross(t){return this.crossVectors(this,t)}crossVectors(t,e){const i=t.x,n=t.y,r=t.z,s=e.x,a=e.y,o=e.z;return this.x=n*o-r*a,this.y=r*s-i*o,this.z=i*a-n*s,this}projectOnVector(t){const e=t.lengthSq();if(0===e)return this.set(0,0,0);const i=t.dot(this)/e;return this.copy(t).multiplyScalar(i)}projectOnPlane(t){return Ne.copy(this).projectOnVector(t),this.sub(Ne)}reflect(t){return this.sub(Ne.copy(t).multiplyScalar(2*this.dot(t)))}angleTo(t){const e=Math.sqrt(this.lengthSq()*t.lengthSq());if(0===e)return Math.PI/2;const i=this.dot(t)/e;return Math.acos(Ee(i,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,i=this.y-t.y,n=this.z-t.z;return e*e+i*i+n*n}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)}setFromSpherical(t){return this.setFromSphericalCoords(t.radius,t.phi,t.theta)}setFromSphericalCoords(t,e,i){const n=Math.sin(e)*t;return this.x=n*Math.sin(i),this.y=Math.cos(e)*t,this.z=n*Math.cos(i),this}setFromCylindrical(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)}setFromCylindricalCoords(t,e,i){return this.x=t*Math.sin(e),this.y=i,this.z=t*Math.cos(e),this}setFromMatrixPosition(t){const e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this}setFromMatrixScale(t){const e=this.setFromMatrixColumn(t,0).length(),i=this.setFromMatrixColumn(t,1).length(),n=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=i,this.z=n,this}setFromMatrixColumn(t,e){return this.fromArray(t.elements,4*e)}setFromMatrix3Column(t,e){return this.fromArray(t.elements,3*e)}setFromEuler(t){return this.x=t._x,this.y=t._y,this.z=t._z,this}setFromColor(t){return this.x=t.r,this.y=t.g,this.z=t.b,this}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const t=Math.random()*Math.PI*2,e=2*Math.random()-1,i=Math.sqrt(1-e*e);return this.x=i*Math.cos(t),this.y=e,this.z=i*Math.sin(t),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const Ne=new Ue,Oe=new De;class Fe{constructor(t,e,i,n,r,s,a,o,l){Fe.prototype.isMatrix3=!0,this.elements=[1,0,0,0,1,0,0,0,1],void 0!==t&&this.set(t,e,i,n,r,s,a,o,l)}set(t,e,i,n,r,s,a,o,l){const h=this.elements;return h[0]=t,h[1]=n,h[2]=a,h[3]=e,h[4]=r,h[5]=o,h[6]=i,h[7]=s,h[8]=l,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(t){const e=this.elements,i=t.elements;return e[0]=i[0],e[1]=i[1],e[2]=i[2],e[3]=i[3],e[4]=i[4],e[5]=i[5],e[6]=i[6],e[7]=i[7],e[8]=i[8],this}extractBasis(t,e,i){return t.setFromMatrix3Column(this,0),e.setFromMatrix3Column(this,1),i.setFromMatrix3Column(this,2),this}setFromMatrix4(t){const e=t.elements;return this.set(e[0],e[4],e[8],e[1],e[5],e[9],e[2],e[6],e[10]),this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const i=t.elements,n=e.elements,r=this.elements,s=i[0],a=i[3],o=i[6],l=i[1],h=i[4],c=i[7],u=i[2],d=i[5],p=i[8],m=n[0],f=n[3],g=n[6],_=n[1],v=n[4],y=n[7],x=n[2],M=n[5],b=n[8];return r[0]=s*m+a*_+o*x,r[3]=s*f+a*v+o*M,r[6]=s*g+a*y+o*b,r[1]=l*m+h*_+c*x,r[4]=l*f+h*v+c*M,r[7]=l*g+h*y+c*b,r[2]=u*m+d*_+p*x,r[5]=u*f+d*v+p*M,r[8]=u*g+d*y+p*b,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[3]*=t,e[6]*=t,e[1]*=t,e[4]*=t,e[7]*=t,e[2]*=t,e[5]*=t,e[8]*=t,this}determinant(){const t=this.elements,e=t[0],i=t[1],n=t[2],r=t[3],s=t[4],a=t[5],o=t[6],l=t[7],h=t[8];return e*s*h-e*a*l-i*r*h+i*a*o+n*r*l-n*s*o}invert(){const t=this.elements,e=t[0],i=t[1],n=t[2],r=t[3],s=t[4],a=t[5],o=t[6],l=t[7],h=t[8],c=h*s-a*l,u=a*o-h*r,d=l*r-s*o,p=e*c+i*u+n*d;if(0===p)return this.set(0,0,0,0,0,0,0,0,0);const m=1/p;return t[0]=c*m,t[1]=(n*l-h*i)*m,t[2]=(a*i-n*s)*m,t[3]=u*m,t[4]=(h*e-n*o)*m,t[5]=(n*r-a*e)*m,t[6]=d*m,t[7]=(i*o-l*e)*m,t[8]=(s*e-i*r)*m,this}transpose(){let t;const e=this.elements;return t=e[1],e[1]=e[3],e[3]=t,t=e[2],e[2]=e[6],e[6]=t,t=e[5],e[5]=e[7],e[7]=t,this}getNormalMatrix(t){return this.setFromMatrix4(t).invert().transpose()}transposeIntoArray(t){const e=this.elements;return t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8],this}setUvTransform(t,e,i,n,r,s,a){const o=Math.cos(r),l=Math.sin(r);return this.set(i*o,i*l,-i*(o*s+l*a)+s+t,-n*l,n*o,-n*(-l*s+o*a)+a+e,0,0,1),this}scale(t,e){return this.premultiply(ze.makeScale(t,e)),this}rotate(t){return this.premultiply(ze.makeRotation(-t)),this}translate(t,e){return this.premultiply(ze.makeTranslation(t,e)),this}makeTranslation(t,e){return t.isVector2?this.set(1,0,t.x,0,1,t.y,0,0,1):this.set(1,0,t,0,1,e,0,0,1),this}makeRotation(t){const e=Math.cos(t),i=Math.sin(t);return this.set(e,-i,0,i,e,0,0,0,1),this}makeScale(t,e){return this.set(t,0,0,0,e,0,0,0,1),this}equals(t){const e=this.elements,i=t.elements;for(let t=0;t<9;t++)if(e[t]!==i[t])return!1;return!0}fromArray(t,e=0){for(let i=0;i<9;i++)this.elements[i]=t[i+e];return this}toArray(t=[],e=0){const i=this.elements;return t[e]=i[0],t[e+1]=i[1],t[e+2]=i[2],t[e+3]=i[3],t[e+4]=i[4],t[e+5]=i[5],t[e+6]=i[6],t[e+7]=i[7],t[e+8]=i[8],t}clone(){return(new this.constructor).fromArray(this.elements)}}const ze=new Fe;function Be(t){for(let e=t.length-1;e>=0;--e)if(t[e]>=65535)return!0;return!1}const ke={Int8Array,Uint8Array,Uint8ClampedArray,Int16Array,Uint16Array,Int32Array,Uint32Array,Float32Array,Float64Array};function Ve(t,e){return new ke[t](e)}function He(t){return document.createElementNS("http://www.w3.org/1999/xhtml",t)}function Ge(){const t=He("canvas");return t.style.display="block",t}const We={};function je(t){t in We||(We[t]=!0,console.warn(t))}const Xe=(new Fe).set(.4123908,.3575843,.1804808,.212639,.7151687,.0721923,.0193308,.1191948,.9505322),qe=(new Fe).set(3.2409699,-1.5373832,-.4986108,-.9692436,1.8759675,.0415551,.0556301,-.203977,1.0569715);function Ye(){const t={enabled:!0,workingColorSpace:re,spaces:{},convert:function(t,e,i){return!1!==this.enabled&&e!==i&&e&&i?(this.spaces[e].transfer===ae&&(t.r=Je(t.r),t.g=Je(t.g),t.b=Je(t.b)),this.spaces[e].primaries!==this.spaces[i].primaries&&(t.applyMatrix3(this.spaces[e].toXYZ),t.applyMatrix3(this.spaces[i].fromXYZ)),this.spaces[i].transfer===ae&&(t.r=Ke(t.r),t.g=Ke(t.g),t.b=Ke(t.b)),t):t},workingToColorSpace:function(t,e){return this.convert(t,this.workingColorSpace,e)},colorSpaceToWorking:function(t,e){return this.convert(t,e,this.workingColorSpace)},getPrimaries:function(t){return this.spaces[t].primaries},getTransfer:function(t){return t===ie?se:this.spaces[t].transfer},getLuminanceCoefficients:function(t,e=this.workingColorSpace){return t.fromArray(this.spaces[e].luminanceCoefficients)},define:function(t){Object.assign(this.spaces,t)},_getMatrix:function(t,e,i){return t.copy(this.spaces[e].toXYZ).multiply(this.spaces[i].fromXYZ)},_getDrawingBufferColorSpace:function(t){return this.spaces[t].outputColorSpaceConfig.drawingBufferColorSpace},_getUnpackColorSpace:function(t=this.workingColorSpace){return this.spaces[t].workingColorSpaceConfig.unpackColorSpace},fromWorkingColorSpace:function(e,i){return je("THREE.ColorManagement: .fromWorkingColorSpace() has been renamed to .workingToColorSpace()."),t.workingToColorSpace(e,i)},toWorkingColorSpace:function(e,i){return je("THREE.ColorManagement: .toWorkingColorSpace() has been renamed to .colorSpaceToWorking()."),t.colorSpaceToWorking(e,i)}},e=[.64,.33,.3,.6,.15,.06],i=[.2126,.7152,.0722],n=[.3127,.329];return t.define({[re]:{primaries:e,whitePoint:n,transfer:se,toXYZ:Xe,fromXYZ:qe,luminanceCoefficients:i,workingColorSpaceConfig:{unpackColorSpace:ne},outputColorSpaceConfig:{drawingBufferColorSpace:ne}},[ne]:{primaries:e,whitePoint:n,transfer:ae,toXYZ:Xe,fromXYZ:qe,luminanceCoefficients:i,outputColorSpaceConfig:{drawingBufferColorSpace:ne}}}),t}const Ze=Ye();function Je(t){return t<.04045?.0773993808*t:Math.pow(.9478672986*t+.0521327014,2.4)}function Ke(t){return t<.0031308?12.92*t:1.055*Math.pow(t,.41666)-.055}let $e;class Qe{static getDataURL(t,e="image/png"){if(/^data:/i.test(t.src))return t.src;if("undefined"==typeof HTMLCanvasElement)return t.src;let i;if(t instanceof HTMLCanvasElement)i=t;else{void 0===$e&&($e=He("canvas")),$e.width=t.width,$e.height=t.height;const e=$e.getContext("2d");t instanceof ImageData?e.putImageData(t,0,0):e.drawImage(t,0,0,t.width,t.height),i=$e}return i.toDataURL(e)}static sRGBToLinear(t){if("undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap){const e=He("canvas");e.width=t.width,e.height=t.height;const i=e.getContext("2d");i.drawImage(t,0,0,t.width,t.height);const n=i.getImageData(0,0,t.width,t.height),r=n.data;for(let t=0;t1),this.pmremVersion=0}get width(){return this.source.getSize(ri).x}get height(){return this.source.getSize(ri).y}get depth(){return this.source.getSize(ri).z}get image(){return this.source.data}set image(t=null){this.source.data=t}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}clone(){return(new this.constructor).copy(this)}copy(t){return this.name=t.name,this.source=t.source,this.mipmaps=t.mipmaps.slice(0),this.mapping=t.mapping,this.channel=t.channel,this.wrapS=t.wrapS,this.wrapT=t.wrapT,this.magFilter=t.magFilter,this.minFilter=t.minFilter,this.anisotropy=t.anisotropy,this.format=t.format,this.internalFormat=t.internalFormat,this.type=t.type,this.offset.copy(t.offset),this.repeat.copy(t.repeat),this.center.copy(t.center),this.rotation=t.rotation,this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrix.copy(t.matrix),this.generateMipmaps=t.generateMipmaps,this.premultiplyAlpha=t.premultiplyAlpha,this.flipY=t.flipY,this.unpackAlignment=t.unpackAlignment,this.colorSpace=t.colorSpace,this.renderTarget=t.renderTarget,this.isRenderTargetTexture=t.isRenderTargetTexture,this.isArrayTexture=t.isArrayTexture,this.userData=JSON.parse(JSON.stringify(t.userData)),this.needsUpdate=!0,this}setValues(t){for(const e in t){const i=t[e];if(void 0===i){console.warn(`THREE.Texture.setValues(): parameter '${e}' has value of 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i={metadata:{version:4.7,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(t).uuid,mapping:this.mapping,channel:this.channel,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,internalFormat:this.internalFormat,type:this.type,colorSpace:this.colorSpace,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,generateMipmaps:this.generateMipmaps,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return Object.keys(this.userData).length>0&&(i.userData=this.userData),e||(t.textures[this.uuid]=i),i}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(t){if(this.mapping!==U)return t;if(t.applyMatrix3(this.matrix),t.x<0||t.x>1)switch(this.wrapS){case k:t.x=t.x-Math.floor(t.x);break;case V:t.x=t.x<0?0:1;break;case H:1===Math.abs(Math.floor(t.x)%2)?t.x=Math.ceil(t.x)-t.x:t.x=t.x-Math.floor(t.x)}if(t.y<0||t.y>1)switch(this.wrapT){case k:t.y=t.y-Math.floor(t.y);break;case V:t.y=t.y<0?0:1;break;case H:1===Math.abs(Math.floor(t.y)%2)?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y)}return this.flipY&&(t.y=1-t.y),t}set needsUpdate(t){!0===t&&(this.version++,this.source.needsUpdate=!0)}set needsPMREMUpdate(t){!0===t&&this.pmremVersion++}}si.DEFAULT_IMAGE=null,si.DEFAULT_MAPPING=U,si.DEFAULT_ANISOTROPY=1;class ai{constructor(t=0,e=0,i=0,n=1){ai.prototype.isVector4=!0,this.x=t,this.y=e,this.z=i,this.w=n}get width(){return this.z}set width(t){this.z=t}get height(){return this.w}set height(t){this.w=t}set(t,e,i,n){return this.x=t,this.y=e,this.z=i,this.w=n,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this.w=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setW(t){return this.w=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;case 3:this.w=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this.w=void 0!==t.w?t.w:1,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this.w+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this.w=t.w+e.w,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this.w+=t.w*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this.w=t.w-e.w,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this.w*=t.w,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this}applyMatrix4(t){const e=this.x,i=this.y,n=this.z,r=this.w,s=t.elements;return this.x=s[0]*e+s[4]*i+s[8]*n+s[12]*r,this.y=s[1]*e+s[5]*i+s[9]*n+s[13]*r,this.z=s[2]*e+s[6]*i+s[10]*n+s[14]*r,this.w=s[3]*e+s[7]*i+s[11]*n+s[15]*r,this}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this.w/=t.w,this}divideScalar(t){return this.multiplyScalar(1/t)}setAxisAngleFromQuaternion(t){this.w=2*Math.acos(t.w);const e=Math.sqrt(1-t.w*t.w);return e<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=t.x/e,this.y=t.y/e,this.z=t.z/e),this}setAxisAngleFromRotationMatrix(t){let e,i,n,r;const s=.01,a=.1,o=t.elements,l=o[0],h=o[4],c=o[8],u=o[1],d=o[5],p=o[9],m=o[2],f=o[6],g=o[10];if(Math.abs(h-u)o&&t>_?t_?o1;this.dispose()}this.viewport.set(0,0,t,e),this.scissor.set(0,0,t,e)}clone(){return(new this.constructor).copy(this)}copy(t){this.width=t.width,this.height=t.height,this.depth=t.depth,this.scissor.copy(t.scissor),this.scissorTest=t.scissorTest,this.viewport.copy(t.viewport),this.textures.length=0;for(let e=0,i=t.textures.length;e=this.min.x&&t.x<=this.max.x&&t.y>=this.min.y&&t.y<=this.max.y&&t.z>=this.min.z&&t.z<=this.max.z}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y&&this.min.z<=t.min.z&&t.max.z<=this.max.z}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y),(t.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(t){return t.max.x>=this.min.x&&t.min.x<=this.max.x&&t.max.y>=this.min.y&&t.min.y<=this.max.y&&t.max.z>=this.min.z&&t.min.z<=this.max.z}intersectsSphere(t){return this.clampPoint(t.center,pi),pi.distanceToSquared(t.center)<=t.radius*t.radius}intersectsPlane(t){let e,i;return t.normal.x>0?(e=t.normal.x*this.min.x,i=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,i=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,i+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,i+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,i+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,i+=t.normal.z*this.min.z),e<=-t.constant&&i>=-t.constant}intersectsTriangle(t){if(this.isEmpty())return!1;this.getCenter(Mi),bi.subVectors(this.max,Mi),fi.subVectors(t.a,Mi),gi.subVectors(t.b,Mi),_i.subVectors(t.c,Mi),vi.subVectors(gi,fi),yi.subVectors(_i,gi),xi.subVectors(fi,_i);let e=[0,-vi.z,vi.y,0,-yi.z,yi.y,0,-xi.z,xi.y,vi.z,0,-vi.x,yi.z,0,-yi.x,xi.z,0,-xi.x,-vi.y,vi.x,0,-yi.y,yi.x,0,-xi.y,xi.x,0];return!!wi(e,fi,gi,_i,bi)&&(e=[1,0,0,0,1,0,0,0,1],!!wi(e,fi,gi,_i,bi)&&(Si.crossVectors(vi,yi),e=[Si.x,Si.y,Si.z],wi(e,fi,gi,_i,bi)))}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return this.clampPoint(t,pi).distanceTo(t)}getBoundingSphere(t){return this.isEmpty()?t.makeEmpty():(this.getCenter(t.center),t.radius=.5*this.getSize(pi).length()),t}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}applyMatrix4(t){return this.isEmpty()||(di[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),di[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),di[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),di[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),di[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),di[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),di[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),di[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(di)),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}toJSON(){return{min:this.min.toArray(),max:this.max.toArray()}}fromJSON(t){return this.min.fromArray(t.min),this.max.fromArray(t.max),this}}const di=[new Ue,new Ue,new Ue,new Ue,new Ue,new Ue,new Ue,new Ue],pi=new Ue,mi=new ui,fi=new Ue,gi=new Ue,_i=new Ue,vi=new Ue,yi=new Ue,xi=new Ue,Mi=new Ue,bi=new Ue,Si=new Ue,Ti=new Ue;function wi(t,e,i,n,r){for(let s=0,a=t.length-3;s<=a;s+=3){Ti.fromArray(t,s);const a=r.x*Math.abs(Ti.x)+r.y*Math.abs(Ti.y)+r.z*Math.abs(Ti.z),o=e.dot(Ti),l=i.dot(Ti),h=n.dot(Ti);if(Math.max(-Math.max(o,l,h),Math.min(o,l,h))>a)return!1}return!0}const Ei=new ui,Ai=new Ue,Ci=new Ue;class Ri{constructor(t=new Ue,e=-1){this.isSphere=!0,this.center=t,this.radius=e}set(t,e){return this.center.copy(t),this.radius=e,this}setFromPoints(t,e){const i=this.center;void 0!==e?i.copy(e):Ei.setFromPoints(t).getCenter(i);let n=0;for(let e=0,r=t.length;ethis.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e}getBoundingBox(t){return this.isEmpty()?(t.makeEmpty(),t):(t.set(this.center,this.center),t.expandByScalar(this.radius),t)}applyMatrix4(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this}translate(t){return this.center.add(t),this}expandByPoint(t){if(this.isEmpty())return this.center.copy(t),this.radius=0,this;Ai.subVectors(t,this.center);const e=Ai.lengthSq();if(e>this.radius*this.radius){const t=Math.sqrt(e),i=.5*(t-this.radius);this.center.addScaledVector(Ai,i/t),this.radius+=i}return this}union(t){return t.isEmpty()?this:this.isEmpty()?(this.copy(t),this):(!0===this.center.equals(t.center)?this.radius=Math.max(this.radius,t.radius):(Ci.subVectors(t.center,this.center).setLength(t.radius),this.expandByPoint(Ai.copy(t.center).add(Ci)),this.expandByPoint(Ai.copy(t.center).sub(Ci))),this)}equals(t){return t.center.equals(this.center)&&t.radius===this.radius}clone(){return(new this.constructor).copy(this)}toJSON(){return{radius:this.radius,center:this.center.toArray()}}fromJSON(t){return this.radius=t.radius,this.center.fromArray(t.center),this}}const Pi=new Ue,Ii=new Ue,Li=new Ue,Di=new Ue,Ui=new Ue,Ni=new Ue,Oi=new Ue;class Fi{constructor(t=new Ue,e=new Ue(0,0,-1)){this.origin=t,this.direction=e}set(t,e){return this.origin.copy(t),this.direction.copy(e),this}copy(t){return this.origin.copy(t.origin),this.direction.copy(t.direction),this}at(t,e){return e.copy(this.origin).addScaledVector(this.direction,t)}lookAt(t){return this.direction.copy(t).sub(this.origin).normalize(),this}recast(t){return this.origin.copy(this.at(t,Pi)),this}closestPointToPoint(t,e){e.subVectors(t,this.origin);const i=e.dot(this.direction);return i<0?e.copy(this.origin):e.copy(this.origin).addScaledVector(this.direction,i)}distanceToPoint(t){return Math.sqrt(this.distanceSqToPoint(t))}distanceSqToPoint(t){const e=Pi.subVectors(t,this.origin).dot(this.direction);return e<0?this.origin.distanceToSquared(t):(Pi.copy(this.origin).addScaledVector(this.direction,e),Pi.distanceToSquared(t))}distanceSqToSegment(t,e,i,n){Ii.copy(t).add(e).multiplyScalar(.5),Li.copy(e).sub(t).normalize(),Di.copy(this.origin).sub(Ii);const r=.5*t.distanceTo(e),s=-this.direction.dot(Li),a=Di.dot(this.direction),o=-Di.dot(Li),l=Di.lengthSq(),h=Math.abs(1-s*s);let c,u,d,p;if(h>0)if(c=s*o-a,u=s*a-o,p=r*h,c>=0)if(u>=-p)if(u<=p){const t=1/h;c*=t,u*=t,d=c*(c+s*u+2*a)+u*(s*c+u+2*o)+l}else u=r,c=Math.max(0,-(s*u+a)),d=-c*c+u*(u+2*o)+l;else u=-r,c=Math.max(0,-(s*u+a)),d=-c*c+u*(u+2*o)+l;else u<=-p?(c=Math.max(0,-(-s*r+a)),u=c>0?-r:Math.min(Math.max(-r,-o),r),d=-c*c+u*(u+2*o)+l):u<=p?(c=0,u=Math.min(Math.max(-r,-o),r),d=u*(u+2*o)+l):(c=Math.max(0,-(s*r+a)),u=c>0?r:Math.min(Math.max(-r,-o),r),d=-c*c+u*(u+2*o)+l);else u=s>0?-r:r,c=Math.max(0,-(s*u+a)),d=-c*c+u*(u+2*o)+l;return i&&i.copy(this.origin).addScaledVector(this.direction,c),n&&n.copy(Ii).addScaledVector(Li,u),d}intersectSphere(t,e){Pi.subVectors(t.center,this.origin);const i=Pi.dot(this.direction),n=Pi.dot(Pi)-i*i,r=t.radius*t.radius;if(n>r)return null;const s=Math.sqrt(r-n),a=i-s,o=i+s;return o<0?null:a<0?this.at(o,e):this.at(a,e)}intersectsSphere(t){return!(t.radius<0)&&this.distanceSqToPoint(t.center)<=t.radius*t.radius}distanceToPlane(t){const e=t.normal.dot(this.direction);if(0===e)return 0===t.distanceToPoint(this.origin)?0:null;const i=-(this.origin.dot(t.normal)+t.constant)/e;return i>=0?i:null}intersectPlane(t,e){const i=this.distanceToPlane(t);return null===i?null:this.at(i,e)}intersectsPlane(t){const e=t.distanceToPoint(this.origin);return 0===e||t.normal.dot(this.direction)*e<0}intersectBox(t,e){let i,n,r,s,a,o;const l=1/this.direction.x,h=1/this.direction.y,c=1/this.direction.z,u=this.origin;return l>=0?(i=(t.min.x-u.x)*l,n=(t.max.x-u.x)*l):(i=(t.max.x-u.x)*l,n=(t.min.x-u.x)*l),h>=0?(r=(t.min.y-u.y)*h,s=(t.max.y-u.y)*h):(r=(t.max.y-u.y)*h,s=(t.min.y-u.y)*h),i>s||r>n?null:((r>i||isNaN(i))&&(i=r),(s=0?(a=(t.min.z-u.z)*c,o=(t.max.z-u.z)*c):(a=(t.max.z-u.z)*c,o=(t.min.z-u.z)*c),i>o||a>n?null:((a>i||i!=i)&&(i=a),(o=0?i:n,e)))}intersectsBox(t){return null!==this.intersectBox(t,Pi)}intersectTriangle(t,e,i,n,r){Ui.subVectors(e,t),Ni.subVectors(i,t),Oi.crossVectors(Ui,Ni);let s,a=this.direction.dot(Oi);if(a>0){if(n)return null;s=1}else{if(!(a<0))return null;s=-1,a=-a}Di.subVectors(this.origin,t);const o=s*this.direction.dot(Ni.crossVectors(Di,Ni));if(o<0)return null;const l=s*this.direction.dot(Ui.cross(Di));if(l<0)return null;if(o+l>a)return null;const h=-s*Di.dot(Oi);return h<0?null:this.at(h/a,r)}applyMatrix4(t){return this.origin.applyMatrix4(t),this.direction.transformDirection(t),this}equals(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}clone(){return(new this.constructor).copy(this)}}class zi{constructor(t,e,i,n,r,s,a,o,l,h,c,u,d,p,m,f){zi.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],void 0!==t&&this.set(t,e,i,n,r,s,a,o,l,h,c,u,d,p,m,f)}set(t,e,i,n,r,s,a,o,l,h,c,u,d,p,m,f){const g=this.elements;return g[0]=t,g[4]=e,g[8]=i,g[12]=n,g[1]=r,g[5]=s,g[9]=a,g[13]=o,g[2]=l,g[6]=h,g[10]=c,g[14]=u,g[3]=d,g[7]=p,g[11]=m,g[15]=f,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return(new zi).fromArray(this.elements)}copy(t){const e=this.elements,i=t.elements;return e[0]=i[0],e[1]=i[1],e[2]=i[2],e[3]=i[3],e[4]=i[4],e[5]=i[5],e[6]=i[6],e[7]=i[7],e[8]=i[8],e[9]=i[9],e[10]=i[10],e[11]=i[11],e[12]=i[12],e[13]=i[13],e[14]=i[14],e[15]=i[15],this}copyPosition(t){const e=this.elements,i=t.elements;return e[12]=i[12],e[13]=i[13],e[14]=i[14],this}setFromMatrix3(t){const e=t.elements;return this.set(e[0],e[3],e[6],0,e[1],e[4],e[7],0,e[2],e[5],e[8],0,0,0,0,1),this}extractBasis(t,e,i){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),i.setFromMatrixColumn(this,2),this}makeBasis(t,e,i){return this.set(t.x,e.x,i.x,0,t.y,e.y,i.y,0,t.z,e.z,i.z,0,0,0,0,1),this}extractRotation(t){const e=this.elements,i=t.elements,n=1/Bi.setFromMatrixColumn(t,0).length(),r=1/Bi.setFromMatrixColumn(t,1).length(),s=1/Bi.setFromMatrixColumn(t,2).length();return e[0]=i[0]*n,e[1]=i[1]*n,e[2]=i[2]*n,e[3]=0,e[4]=i[4]*r,e[5]=i[5]*r,e[6]=i[6]*r,e[7]=0,e[8]=i[8]*s,e[9]=i[9]*s,e[10]=i[10]*s,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromEuler(t){const e=this.elements,i=t.x,n=t.y,r=t.z,s=Math.cos(i),a=Math.sin(i),o=Math.cos(n),l=Math.sin(n),h=Math.cos(r),c=Math.sin(r);if("XYZ"===t.order){const t=s*h,i=s*c,n=a*h,r=a*c;e[0]=o*h,e[4]=-o*c,e[8]=l,e[1]=i+n*l,e[5]=t-r*l,e[9]=-a*o,e[2]=r-t*l,e[6]=n+i*l,e[10]=s*o}else if("YXZ"===t.order){const t=o*h,i=o*c,n=l*h,r=l*c;e[0]=t+r*a,e[4]=n*a-i,e[8]=s*l,e[1]=s*c,e[5]=s*h,e[9]=-a,e[2]=i*a-n,e[6]=r+t*a,e[10]=s*o}else if("ZXY"===t.order){const t=o*h,i=o*c,n=l*h,r=l*c;e[0]=t-r*a,e[4]=-s*c,e[8]=n+i*a,e[1]=i+n*a,e[5]=s*h,e[9]=r-t*a,e[2]=-s*l,e[6]=a,e[10]=s*o}else if("ZYX"===t.order){const t=s*h,i=s*c,n=a*h,r=a*c;e[0]=o*h,e[4]=n*l-i,e[8]=t*l+r,e[1]=o*c,e[5]=r*l+t,e[9]=i*l-n,e[2]=-l,e[6]=a*o,e[10]=s*o}else if("YZX"===t.order){const t=s*o,i=s*l,n=a*o,r=a*l;e[0]=o*h,e[4]=r-t*c,e[8]=n*c+i,e[1]=c,e[5]=s*h,e[9]=-a*h,e[2]=-l*h,e[6]=i*c+n,e[10]=t-r*c}else if("XZY"===t.order){const t=s*o,i=s*l,n=a*o,r=a*l;e[0]=o*h,e[4]=-c,e[8]=l*h,e[1]=t*c+r,e[5]=s*h,e[9]=i*c-n,e[2]=n*c-i,e[6]=a*h,e[10]=r*c+t}return e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromQuaternion(t){return this.compose(Vi,t,Hi)}lookAt(t,e,i){const n=this.elements;return ji.subVectors(t,e),0===ji.lengthSq()&&(ji.z=1),ji.normalize(),Gi.crossVectors(i,ji),0===Gi.lengthSq()&&(1===Math.abs(i.z)?ji.x+=1e-4:ji.z+=1e-4,ji.normalize(),Gi.crossVectors(i,ji)),Gi.normalize(),Wi.crossVectors(ji,Gi),n[0]=Gi.x,n[4]=Wi.x,n[8]=ji.x,n[1]=Gi.y,n[5]=Wi.y,n[9]=ji.y,n[2]=Gi.z,n[6]=Wi.z,n[10]=ji.z,this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const i=t.elements,n=e.elements,r=this.elements,s=i[0],a=i[4],o=i[8],l=i[12],h=i[1],c=i[5],u=i[9],d=i[13],p=i[2],m=i[6],f=i[10],g=i[14],_=i[3],v=i[7],y=i[11],x=i[15],M=n[0],b=n[4],S=n[8],T=n[12],w=n[1],E=n[5],A=n[9],C=n[13],R=n[2],P=n[6],I=n[10],L=n[14],D=n[3],U=n[7],N=n[11],O=n[15];return r[0]=s*M+a*w+o*R+l*D,r[4]=s*b+a*E+o*P+l*U,r[8]=s*S+a*A+o*I+l*N,r[12]=s*T+a*C+o*L+l*O,r[1]=h*M+c*w+u*R+d*D,r[5]=h*b+c*E+u*P+d*U,r[9]=h*S+c*A+u*I+d*N,r[13]=h*T+c*C+u*L+d*O,r[2]=p*M+m*w+f*R+g*D,r[6]=p*b+m*E+f*P+g*U,r[10]=p*S+m*A+f*I+g*N,r[14]=p*T+m*C+f*L+g*O,r[3]=_*M+v*w+y*R+x*D,r[7]=_*b+v*E+y*P+x*U,r[11]=_*S+v*A+y*I+x*N,r[15]=_*T+v*C+y*L+x*O,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[4]*=t,e[8]*=t,e[12]*=t,e[1]*=t,e[5]*=t,e[9]*=t,e[13]*=t,e[2]*=t,e[6]*=t,e[10]*=t,e[14]*=t,e[3]*=t,e[7]*=t,e[11]*=t,e[15]*=t,this}determinant(){const t=this.elements,e=t[0],i=t[4],n=t[8],r=t[12],s=t[1],a=t[5],o=t[9],l=t[13],h=t[2],c=t[6],u=t[10],d=t[14];return t[3]*(+r*o*c-n*l*c-r*a*u+i*l*u+n*a*d-i*o*d)+t[7]*(+e*o*d-e*l*u+r*s*u-n*s*d+n*l*h-r*o*h)+t[11]*(+e*l*c-e*a*d-r*s*c+i*s*d+r*a*h-i*l*h)+t[15]*(-n*a*h-e*o*c+e*a*u+n*s*c-i*s*u+i*o*h)}transpose(){const t=this.elements;let e;return e=t[1],t[1]=t[4],t[4]=e,e=t[2],t[2]=t[8],t[8]=e,e=t[6],t[6]=t[9],t[9]=e,e=t[3],t[3]=t[12],t[12]=e,e=t[7],t[7]=t[13],t[13]=e,e=t[11],t[11]=t[14],t[14]=e,this}setPosition(t,e,i){const n=this.elements;return t.isVector3?(n[12]=t.x,n[13]=t.y,n[14]=t.z):(n[12]=t,n[13]=e,n[14]=i),this}invert(){const t=this.elements,e=t[0],i=t[1],n=t[2],r=t[3],s=t[4],a=t[5],o=t[6],l=t[7],h=t[8],c=t[9],u=t[10],d=t[11],p=t[12],m=t[13],f=t[14],g=t[15],_=c*f*l-m*u*l+m*o*d-a*f*d-c*o*g+a*u*g,v=p*u*l-h*f*l-p*o*d+s*f*d+h*o*g-s*u*g,y=h*m*l-p*c*l+p*a*d-s*m*d-h*a*g+s*c*g,x=p*c*o-h*m*o-p*a*u+s*m*u+h*a*f-s*c*f,M=e*_+i*v+n*y+r*x;if(0===M)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const b=1/M;return t[0]=_*b,t[1]=(m*u*r-c*f*r-m*n*d+i*f*d+c*n*g-i*u*g)*b,t[2]=(a*f*r-m*o*r+m*n*l-i*f*l-a*n*g+i*o*g)*b,t[3]=(c*o*r-a*u*r-c*n*l+i*u*l+a*n*d-i*o*d)*b,t[4]=v*b,t[5]=(h*f*r-p*u*r+p*n*d-e*f*d-h*n*g+e*u*g)*b,t[6]=(p*o*r-s*f*r-p*n*l+e*f*l+s*n*g-e*o*g)*b,t[7]=(s*u*r-h*o*r+h*n*l-e*u*l-s*n*d+e*o*d)*b,t[8]=y*b,t[9]=(p*c*r-h*m*r-p*i*d+e*m*d+h*i*g-e*c*g)*b,t[10]=(s*m*r-p*a*r+p*i*l-e*m*l-s*i*g+e*a*g)*b,t[11]=(h*a*r-s*c*r-h*i*l+e*c*l+s*i*d-e*a*d)*b,t[12]=x*b,t[13]=(h*m*n-p*c*n+p*i*u-e*m*u-h*i*f+e*c*f)*b,t[14]=(p*a*n-s*m*n-p*i*o+e*m*o+s*i*f-e*a*f)*b,t[15]=(s*c*n-h*a*n+h*i*o-e*c*o-s*i*u+e*a*u)*b,this}scale(t){const e=this.elements,i=t.x,n=t.y,r=t.z;return e[0]*=i,e[4]*=n,e[8]*=r,e[1]*=i,e[5]*=n,e[9]*=r,e[2]*=i,e[6]*=n,e[10]*=r,e[3]*=i,e[7]*=n,e[11]*=r,this}getMaxScaleOnAxis(){const t=this.elements,e=t[0]*t[0]+t[1]*t[1]+t[2]*t[2],i=t[4]*t[4]+t[5]*t[5]+t[6]*t[6],n=t[8]*t[8]+t[9]*t[9]+t[10]*t[10];return Math.sqrt(Math.max(e,i,n))}makeTranslation(t,e,i){return t.isVector3?this.set(1,0,0,t.x,0,1,0,t.y,0,0,1,t.z,0,0,0,1):this.set(1,0,0,t,0,1,0,e,0,0,1,i,0,0,0,1),this}makeRotationX(t){const e=Math.cos(t),i=Math.sin(t);return this.set(1,0,0,0,0,e,-i,0,0,i,e,0,0,0,0,1),this}makeRotationY(t){const e=Math.cos(t),i=Math.sin(t);return this.set(e,0,i,0,0,1,0,0,-i,0,e,0,0,0,0,1),this}makeRotationZ(t){const e=Math.cos(t),i=Math.sin(t);return this.set(e,-i,0,0,i,e,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(t,e){const i=Math.cos(e),n=Math.sin(e),r=1-i,s=t.x,a=t.y,o=t.z,l=r*s,h=r*a;return this.set(l*s+i,l*a-n*o,l*o+n*a,0,l*a+n*o,h*a+i,h*o-n*s,0,l*o-n*a,h*o+n*s,r*o*o+i,0,0,0,0,1),this}makeScale(t,e,i){return this.set(t,0,0,0,0,e,0,0,0,0,i,0,0,0,0,1),this}makeShear(t,e,i,n,r,s){return this.set(1,i,r,0,t,1,s,0,e,n,1,0,0,0,0,1),this}compose(t,e,i){const n=this.elements,r=e._x,s=e._y,a=e._z,o=e._w,l=r+r,h=s+s,c=a+a,u=r*l,d=r*h,p=r*c,m=s*h,f=s*c,g=a*c,_=o*l,v=o*h,y=o*c,x=i.x,M=i.y,b=i.z;return n[0]=(1-(m+g))*x,n[1]=(d+y)*x,n[2]=(p-v)*x,n[3]=0,n[4]=(d-y)*M,n[5]=(1-(u+g))*M,n[6]=(f+_)*M,n[7]=0,n[8]=(p+v)*b,n[9]=(f-_)*b,n[10]=(1-(u+m))*b,n[11]=0,n[12]=t.x,n[13]=t.y,n[14]=t.z,n[15]=1,this}decompose(t,e,i){const n=this.elements;let r=Bi.set(n[0],n[1],n[2]).length();const s=Bi.set(n[4],n[5],n[6]).length(),a=Bi.set(n[8],n[9],n[10]).length();this.determinant()<0&&(r=-r),t.x=n[12],t.y=n[13],t.z=n[14],ki.copy(this);const o=1/r,l=1/s,h=1/a;return ki.elements[0]*=o,ki.elements[1]*=o,ki.elements[2]*=o,ki.elements[4]*=l,ki.elements[5]*=l,ki.elements[6]*=l,ki.elements[8]*=h,ki.elements[9]*=h,ki.elements[10]*=h,e.setFromRotationMatrix(ki),i.x=r,i.y=s,i.z=a,this}makePerspective(t,e,i,n,r,s,a=2e3,o=!1){const l=this.elements,h=2*r/(e-t),c=2*r/(i-n),u=(e+t)/(e-t),d=(i+n)/(i-n);let p,m;if(o)p=r/(s-r),m=s*r/(s-r);else if(a===ve)p=-(s+r)/(s-r),m=-2*s*r/(s-r);else{if(a!==ye)throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+a);p=-s/(s-r),m=-s*r/(s-r)}return l[0]=h,l[4]=0,l[8]=u,l[12]=0,l[1]=0,l[5]=c,l[9]=d,l[13]=0,l[2]=0,l[6]=0,l[10]=p,l[14]=m,l[3]=0,l[7]=0,l[11]=-1,l[15]=0,this}makeOrthographic(t,e,i,n,r,s,a=2e3,o=!1){const l=this.elements,h=2/(e-t),c=2/(i-n),u=-(e+t)/(e-t),d=-(i+n)/(i-n);let p,m;if(o)p=1/(s-r),m=s/(s-r);else if(a===ve)p=-2/(s-r),m=-(s+r)/(s-r);else{if(a!==ye)throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+a);p=-1/(s-r),m=-r/(s-r)}return l[0]=h,l[4]=0,l[8]=0,l[12]=u,l[1]=0,l[5]=c,l[9]=0,l[13]=d,l[2]=0,l[6]=0,l[10]=p,l[14]=m,l[3]=0,l[7]=0,l[11]=0,l[15]=1,this}equals(t){const e=this.elements,i=t.elements;for(let t=0;t<16;t++)if(e[t]!==i[t])return!1;return!0}fromArray(t,e=0){for(let i=0;i<16;i++)this.elements[i]=t[i+e];return this}toArray(t=[],e=0){const i=this.elements;return t[e]=i[0],t[e+1]=i[1],t[e+2]=i[2],t[e+3]=i[3],t[e+4]=i[4],t[e+5]=i[5],t[e+6]=i[6],t[e+7]=i[7],t[e+8]=i[8],t[e+9]=i[9],t[e+10]=i[10],t[e+11]=i[11],t[e+12]=i[12],t[e+13]=i[13],t[e+14]=i[14],t[e+15]=i[15],t}}const Bi=new Ue,ki=new zi,Vi=new Ue(0,0,0),Hi=new Ue(1,1,1),Gi=new Ue,Wi=new Ue,ji=new Ue,Xi=new zi,qi=new De;class Yi{constructor(t=0,e=0,i=0,n=Yi.DEFAULT_ORDER){this.isEuler=!0,this._x=t,this._y=e,this._z=i,this._order=n}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get order(){return this._order}set order(t){this._order=t,this._onChangeCallback()}set(t,e,i,n=this._order){return this._x=t,this._y=e,this._z=i,this._order=n,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(t){return this._x=t._x,this._y=t._y,this._z=t._z,this._order=t._order,this._onChangeCallback(),this}setFromRotationMatrix(t,e=this._order,i=!0){const n=t.elements,r=n[0],s=n[4],a=n[8],o=n[1],l=n[5],h=n[9],c=n[2],u=n[6],d=n[10];switch(e){case"XYZ":this._y=Math.asin(Ee(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(-h,d),this._z=Math.atan2(-s,r)):(this._x=Math.atan2(u,l),this._z=0);break;case"YXZ":this._x=Math.asin(-Ee(h,-1,1)),Math.abs(h)<.9999999?(this._y=Math.atan2(a,d),this._z=Math.atan2(o,l)):(this._y=Math.atan2(-c,r),this._z=0);break;case"ZXY":this._x=Math.asin(Ee(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(-c,d),this._z=Math.atan2(-s,l)):(this._y=0,this._z=Math.atan2(o,r));break;case"ZYX":this._y=Math.asin(-Ee(c,-1,1)),Math.abs(c)<.9999999?(this._x=Math.atan2(u,d),this._z=Math.atan2(o,r)):(this._x=0,this._z=Math.atan2(-s,l));break;case"YZX":this._z=Math.asin(Ee(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-h,l),this._y=Math.atan2(-c,r)):(this._x=0,this._y=Math.atan2(a,d));break;case"XZY":this._z=Math.asin(-Ee(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(u,l),this._y=Math.atan2(a,r)):(this._x=Math.atan2(-h,d),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+e)}return this._order=e,!0===i&&this._onChangeCallback(),this}setFromQuaternion(t,e,i){return Xi.makeRotationFromQuaternion(t),this.setFromRotationMatrix(Xi,e,i)}setFromVector3(t,e=this._order){return this.set(t.x,t.y,t.z,e)}reorder(t){return qi.setFromEuler(this),this.setFromQuaternion(qi,t)}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._order===this._order}fromArray(t){return this._x=t[0],this._y=t[1],this._z=t[2],void 0!==t[3]&&(this._order=t[3]),this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._order,t}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._order}}Yi.DEFAULT_ORDER="XYZ";class Zi{constructor(){this.mask=1}set(t){this.mask=1<>>0}enable(t){this.mask|=1<1){for(let t=0;t1){for(let t=0;t0&&(n.userData=this.userData),n.layers=this.layers.mask,n.matrix=this.matrix.toArray(),n.up=this.up.toArray(),!1===this.matrixAutoUpdate&&(n.matrixAutoUpdate=!1),this.isInstancedMesh&&(n.type="InstancedMesh",n.count=this.count,n.instanceMatrix=this.instanceMatrix.toJSON(),null!==this.instanceColor&&(n.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(n.type="BatchedMesh",n.perObjectFrustumCulled=this.perObjectFrustumCulled,n.sortObjects=this.sortObjects,n.drawRanges=this._drawRanges,n.reservedRanges=this._reservedRanges,n.geometryInfo=this._geometryInfo.map((t=>({...t,boundingBox:t.boundingBox?t.boundingBox.toJSON():void 0,boundingSphere:t.boundingSphere?t.boundingSphere.toJSON():void 0}))),n.instanceInfo=this._instanceInfo.map((t=>({...t}))),n.availableInstanceIds=this._availableInstanceIds.slice(),n.availableGeometryIds=this._availableGeometryIds.slice(),n.nextIndexStart=this._nextIndexStart,n.nextVertexStart=this._nextVertexStart,n.geometryCount=this._geometryCount,n.maxInstanceCount=this._maxInstanceCount,n.maxVertexCount=this._maxVertexCount,n.maxIndexCount=this._maxIndexCount,n.geometryInitialized=this._geometryInitialized,n.matricesTexture=this._matricesTexture.toJSON(t),n.indirectTexture=this._indirectTexture.toJSON(t),null!==this._colorsTexture&&(n.colorsTexture=this._colorsTexture.toJSON(t)),null!==this.boundingSphere&&(n.boundingSphere=this.boundingSphere.toJSON()),null!==this.boundingBox&&(n.boundingBox=this.boundingBox.toJSON())),this.isScene)this.background&&(this.background.isColor?n.background=this.background.toJSON():this.background.isTexture&&(n.background=this.background.toJSON(t).uuid)),this.environment&&this.environment.isTexture&&!0!==this.environment.isRenderTargetTexture&&(n.environment=this.environment.toJSON(t).uuid);else if(this.isMesh||this.isLine||this.isPoints){n.geometry=r(t.geometries,this.geometry);const e=this.geometry.parameters;if(void 0!==e&&void 0!==e.shapes){const i=e.shapes;if(Array.isArray(i))for(let e=0,n=i.length;e0){n.children=[];for(let e=0;e0){n.animations=[];for(let e=0;e0&&(i.geometries=e),n.length>0&&(i.materials=n),r.length>0&&(i.textures=r),a.length>0&&(i.images=a),o.length>0&&(i.shapes=o),l.length>0&&(i.skeletons=l),h.length>0&&(i.animations=h),c.length>0&&(i.nodes=c)}return i.object=n,i;function s(t){const e=[];for(const i in t){const n=t[i];delete n.metadata,e.push(n)}return e}}clone(t){return(new this.constructor).copy(this,t)}copy(t,e=!0){if(this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.rotation.order=t.rotation.order,this.quaternion.copy(t.quaternion),this.scale.copy(t.scale),this.matrix.copy(t.matrix),this.matrixWorld.copy(t.matrixWorld),this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrixWorldAutoUpdate=t.matrixWorldAutoUpdate,this.matrixWorldNeedsUpdate=t.matrixWorldNeedsUpdate,this.layers.mask=t.layers.mask,this.visible=t.visible,this.castShadow=t.castShadow,this.receiveShadow=t.receiveShadow,this.frustumCulled=t.frustumCulled,this.renderOrder=t.renderOrder,this.animations=t.animations.slice(),this.userData=JSON.parse(JSON.stringify(t.userData)),!0===e)for(let e=0;e0?n.multiplyScalar(1/Math.sqrt(r)):n.set(0,0,0)}static getBarycoord(t,e,i,n,r){pn.subVectors(n,e),mn.subVectors(i,e),fn.subVectors(t,e);const s=pn.dot(pn),a=pn.dot(mn),o=pn.dot(fn),l=mn.dot(mn),h=mn.dot(fn),c=s*l-a*a;if(0===c)return r.set(0,0,0),null;const u=1/c,d=(l*o-a*h)*u,p=(s*h-a*o)*u;return r.set(1-d-p,p,d)}static containsPoint(t,e,i,n){return null!==this.getBarycoord(t,e,i,n,gn)&&gn.x>=0&&gn.y>=0&&gn.x+gn.y<=1}static getInterpolation(t,e,i,n,r,s,a,o){return null===this.getBarycoord(t,e,i,n,gn)?(o.x=0,o.y=0,"z"in o&&(o.z=0),"w"in o&&(o.w=0),null):(o.setScalar(0),o.addScaledVector(r,gn.x),o.addScaledVector(s,gn.y),o.addScaledVector(a,gn.z),o)}static getInterpolatedAttribute(t,e,i,n,r,s){return Sn.setScalar(0),Tn.setScalar(0),wn.setScalar(0),Sn.fromBufferAttribute(t,e),Tn.fromBufferAttribute(t,i),wn.fromBufferAttribute(t,n),s.setScalar(0),s.addScaledVector(Sn,r.x),s.addScaledVector(Tn,r.y),s.addScaledVector(wn,r.z),s}static isFrontFacing(t,e,i,n){return pn.subVectors(i,e),mn.subVectors(t,e),pn.cross(mn).dot(n)<0}set(t,e,i){return this.a.copy(t),this.b.copy(e),this.c.copy(i),this}setFromPointsAndIndices(t,e,i,n){return this.a.copy(t[e]),this.b.copy(t[i]),this.c.copy(t[n]),this}setFromAttributeAndIndices(t,e,i,n){return this.a.fromBufferAttribute(t,e),this.b.fromBufferAttribute(t,i),this.c.fromBufferAttribute(t,n),this}clone(){return(new this.constructor).copy(this)}copy(t){return this.a.copy(t.a),this.b.copy(t.b),this.c.copy(t.c),this}getArea(){return pn.subVectors(this.c,this.b),mn.subVectors(this.a,this.b),.5*pn.cross(mn).length()}getMidpoint(t){return t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(t){return En.getNormal(this.a,this.b,this.c,t)}getPlane(t){return t.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(t,e){return En.getBarycoord(t,this.a,this.b,this.c,e)}getInterpolation(t,e,i,n,r){return En.getInterpolation(t,this.a,this.b,this.c,e,i,n,r)}containsPoint(t){return En.containsPoint(t,this.a,this.b,this.c)}isFrontFacing(t){return En.isFrontFacing(this.a,this.b,this.c,t)}intersectsBox(t){return t.intersectsTriangle(this)}closestPointToPoint(t,e){const i=this.a,n=this.b,r=this.c;let s,a;_n.subVectors(n,i),vn.subVectors(r,i),xn.subVectors(t,i);const o=_n.dot(xn),l=vn.dot(xn);if(o<=0&&l<=0)return e.copy(i);Mn.subVectors(t,n);const h=_n.dot(Mn),c=vn.dot(Mn);if(h>=0&&c<=h)return e.copy(n);const u=o*c-h*l;if(u<=0&&o>=0&&h<=0)return s=o/(o-h),e.copy(i).addScaledVector(_n,s);bn.subVectors(t,r);const d=_n.dot(bn),p=vn.dot(bn);if(p>=0&&d<=p)return e.copy(r);const m=d*l-o*p;if(m<=0&&l>=0&&p<=0)return a=l/(l-p),e.copy(i).addScaledVector(vn,a);const f=h*p-d*c;if(f<=0&&c-h>=0&&d-p>=0)return yn.subVectors(r,n),a=(c-h)/(c-h+(d-p)),e.copy(n).addScaledVector(yn,a);const g=1/(f+m+u);return s=m*g,a=u*g,e.copy(i).addScaledVector(_n,s).addScaledVector(vn,a)}equals(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}}const An={aliceblue:15792383,antiquewhite:16444375,aqua:65535,aquamarine:8388564,azure:15794175,beige:16119260,bisque:16770244,black:0,blanchedalmond:16772045,blue:255,blueviolet:9055202,brown:10824234,burlywood:14596231,cadetblue:6266528,chartreuse:8388352,chocolate:13789470,coral:16744272,cornflowerblue:6591981,cornsilk:16775388,crimson:14423100,cyan:65535,darkblue:139,darkcyan:35723,darkgoldenrod:12092939,darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,fuchsia:16711935,gainsboro:14474460,ghostwhite:16316671,gold:16766720,goldenrod:14329120,gray:8421504,green:32768,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,navy:128,oldlace:16643558,olive:8421376,olivedrab:7048739,orange:16753920,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,purple:8388736,rebeccapurple:6697881,red:16711680,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,silver:12632256,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074},Cn={h:0,s:0,l:0},Rn={h:0,s:0,l:0};function Pn(t,e,i){return i<0&&(i+=1),i>1&&(i-=1),i<1/6?t+6*(e-t)*i:i<.5?e:i<2/3?t+6*(e-t)*(2/3-i):t}class In{constructor(t,e,i){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(t,e,i)}set(t,e,i){if(void 0===e&&void 0===i){const e=t;e&&e.isColor?this.copy(e):"number"==typeof e?this.setHex(e):"string"==typeof e&&this.setStyle(e)}else this.setRGB(t,e,i);return this}setScalar(t){return this.r=t,this.g=t,this.b=t,this}setHex(t,e=ne){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,Ze.colorSpaceToWorking(this,e),this}setRGB(t,e,i,n=Ze.workingColorSpace){return this.r=t,this.g=e,this.b=i,Ze.colorSpaceToWorking(this,n),this}setHSL(t,e,i,n=Ze.workingColorSpace){if(t=Ae(t,1),e=Ee(e,0,1),i=Ee(i,0,1),0===e)this.r=this.g=this.b=i;else{const n=i<=.5?i*(1+e):i+e-i*e,r=2*i-n;this.r=Pn(r,n,t+1/3),this.g=Pn(r,n,t),this.b=Pn(r,n,t-1/3)}return Ze.colorSpaceToWorking(this,n),this}setStyle(t,e=ne){function i(e){void 0!==e&&parseFloat(e)<1&&console.warn("THREE.Color: Alpha component of "+t+" will be ignored.")}let n;if(n=/^(\w+)\(([^\)]*)\)/.exec(t)){let r;const s=n[1],a=n[2];switch(s){case"rgb":case"rgba":if(r=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setRGB(Math.min(255,parseInt(r[1],10))/255,Math.min(255,parseInt(r[2],10))/255,Math.min(255,parseInt(r[3],10))/255,e);if(r=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setRGB(Math.min(100,parseInt(r[1],10))/100,Math.min(100,parseInt(r[2],10))/100,Math.min(100,parseInt(r[3],10))/100,e);break;case"hsl":case"hsla":if(r=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setHSL(parseFloat(r[1])/360,parseFloat(r[2])/100,parseFloat(r[3])/100,e);break;default:console.warn("THREE.Color: Unknown color model "+t)}}else if(n=/^\#([A-Fa-f\d]+)$/.exec(t)){const i=n[1],r=i.length;if(3===r)return this.setRGB(parseInt(i.charAt(0),16)/15,parseInt(i.charAt(1),16)/15,parseInt(i.charAt(2),16)/15,e);if(6===r)return this.setHex(parseInt(i,16),e);console.warn("THREE.Color: Invalid hex color "+t)}else if(t&&t.length>0)return this.setColorName(t,e);return this}setColorName(t,e=ne){const i=An[t.toLowerCase()];return void 0!==i?this.setHex(i,e):console.warn("THREE.Color: Unknown color "+t),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(t){return this.r=t.r,this.g=t.g,this.b=t.b,this}copySRGBToLinear(t){return this.r=Je(t.r),this.g=Je(t.g),this.b=Je(t.b),this}copyLinearToSRGB(t){return this.r=Ke(t.r),this.g=Ke(t.g),this.b=Ke(t.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(t=ne){return Ze.workingToColorSpace(Ln.copy(this),t),65536*Math.round(Ee(255*Ln.r,0,255))+256*Math.round(Ee(255*Ln.g,0,255))+Math.round(Ee(255*Ln.b,0,255))}getHexString(t=ne){return("000000"+this.getHex(t).toString(16)).slice(-6)}getHSL(t,e=Ze.workingColorSpace){Ze.workingToColorSpace(Ln.copy(this),e);const i=Ln.r,n=Ln.g,r=Ln.b,s=Math.max(i,n,r),a=Math.min(i,n,r);let o,l;const h=(a+s)/2;if(a===s)o=0,l=0;else{const t=s-a;switch(l=h<=.5?t/(s+a):t/(2-s-a),s){case i:o=(n-r)/t+(n0!=t>0&&this.version++,this._alphaTest=t}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(t){if(void 0!==t)for(const e in t){const i=t[e];if(void 0===i){console.warn(`THREE.Material: parameter '${e}' has value of undefined.`);continue}const n=this[e];void 0!==n?n&&n.isColor?n.set(i):n&&n.isVector3&&i&&i.isVector3?n.copy(i):this[e]=i:console.warn(`THREE.Material: '${e}' is not a property of THREE.${this.type}.`)}}toJSON(t){const e=void 0===t||"string"==typeof t;e&&(t={textures:{},images:{}});const i={metadata:{version:4.7,type:"Material",generator:"Material.toJSON"}};function n(t){const e=[];for(const i in t){const n=t[i];delete n.metadata,e.push(n)}return e}if(i.uuid=this.uuid,i.type=this.type,""!==this.name&&(i.name=this.name),this.color&&this.color.isColor&&(i.color=this.color.getHex()),void 0!==this.roughness&&(i.roughness=this.roughness),void 0!==this.metalness&&(i.metalness=this.metalness),void 0!==this.sheen&&(i.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(i.sheenColor=this.sheenColor.getHex()),void 0!==this.sheenRoughness&&(i.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(i.emissive=this.emissive.getHex()),void 0!==this.emissiveIntensity&&1!==this.emissiveIntensity&&(i.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(i.specular=this.specular.getHex()),void 0!==this.specularIntensity&&(i.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(i.specularColor=this.specularColor.getHex()),void 0!==this.shininess&&(i.shininess=this.shininess),void 0!==this.clearcoat&&(i.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(i.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(i.clearcoatMap=this.clearcoatMap.toJSON(t).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(i.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(t).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(i.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(t).uuid,i.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),void 0!==this.dispersion&&(i.dispersion=this.dispersion),void 0!==this.iridescence&&(i.iridescence=this.iridescence),void 0!==this.iridescenceIOR&&(i.iridescenceIOR=this.iridescenceIOR),void 0!==this.iridescenceThicknessRange&&(i.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(i.iridescenceMap=this.iridescenceMap.toJSON(t).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(i.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(t).uuid),void 0!==this.anisotropy&&(i.anisotropy=this.anisotropy),void 0!==this.anisotropyRotation&&(i.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(i.anisotropyMap=this.anisotropyMap.toJSON(t).uuid),this.map&&this.map.isTexture&&(i.map=this.map.toJSON(t).uuid),this.matcap&&this.matcap.isTexture&&(i.matcap=this.matcap.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(i.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(i.lightMap=this.lightMap.toJSON(t).uuid,i.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(i.aoMap=this.aoMap.toJSON(t).uuid,i.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(i.bumpMap=this.bumpMap.toJSON(t).uuid,i.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(i.normalMap=this.normalMap.toJSON(t).uuid,i.normalMapType=this.normalMapType,i.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(i.displacementMap=this.displacementMap.toJSON(t).uuid,i.displacementScale=this.displacementScale,i.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(i.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(i.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(i.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(i.specularMap=this.specularMap.toJSON(t).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(i.specularIntensityMap=this.specularIntensityMap.toJSON(t).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(i.specularColorMap=this.specularColorMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(i.envMap=this.envMap.toJSON(t).uuid,void 0!==this.combine&&(i.combine=this.combine)),void 0!==this.envMapRotation&&(i.envMapRotation=this.envMapRotation.toArray()),void 0!==this.envMapIntensity&&(i.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(i.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(i.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(i.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.transmission&&(i.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(i.transmissionMap=this.transmissionMap.toJSON(t).uuid),void 0!==this.thickness&&(i.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(i.thicknessMap=this.thicknessMap.toJSON(t).uuid),void 0!==this.attenuationDistance&&this.attenuationDistance!==1/0&&(i.attenuationDistance=this.attenuationDistance),void 0!==this.attenuationColor&&(i.attenuationColor=this.attenuationColor.getHex()),void 0!==this.size&&(i.size=this.size),null!==this.shadowSide&&(i.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(i.sizeAttenuation=this.sizeAttenuation),1!==this.blending&&(i.blending=this.blending),0!==this.side&&(i.side=this.side),!0===this.vertexColors&&(i.vertexColors=!0),this.opacity<1&&(i.opacity=this.opacity),!0===this.transparent&&(i.transparent=!0),this.blendSrc!==p&&(i.blendSrc=this.blendSrc),this.blendDst!==m&&(i.blendDst=this.blendDst),this.blendEquation!==a&&(i.blendEquation=this.blendEquation),null!==this.blendSrcAlpha&&(i.blendSrcAlpha=this.blendSrcAlpha),null!==this.blendDstAlpha&&(i.blendDstAlpha=this.blendDstAlpha),null!==this.blendEquationAlpha&&(i.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(i.blendColor=this.blendColor.getHex()),0!==this.blendAlpha&&(i.blendAlpha=this.blendAlpha),3!==this.depthFunc&&(i.depthFunc=this.depthFunc),!1===this.depthTest&&(i.depthTest=this.depthTest),!1===this.depthWrite&&(i.depthWrite=this.depthWrite),!1===this.colorWrite&&(i.colorWrite=this.colorWrite),255!==this.stencilWriteMask&&(i.stencilWriteMask=this.stencilWriteMask),519!==this.stencilFunc&&(i.stencilFunc=this.stencilFunc),0!==this.stencilRef&&(i.stencilRef=this.stencilRef),255!==this.stencilFuncMask&&(i.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==oe&&(i.stencilFail=this.stencilFail),this.stencilZFail!==oe&&(i.stencilZFail=this.stencilZFail),this.stencilZPass!==oe&&(i.stencilZPass=this.stencilZPass),!0===this.stencilWrite&&(i.stencilWrite=this.stencilWrite),void 0!==this.rotation&&0!==this.rotation&&(i.rotation=this.rotation),!0===this.polygonOffset&&(i.polygonOffset=!0),0!==this.polygonOffsetFactor&&(i.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(i.polygonOffsetUnits=this.polygonOffsetUnits),void 0!==this.linewidth&&1!==this.linewidth&&(i.linewidth=this.linewidth),void 0!==this.dashSize&&(i.dashSize=this.dashSize),void 0!==this.gapSize&&(i.gapSize=this.gapSize),void 0!==this.scale&&(i.scale=this.scale),!0===this.dithering&&(i.dithering=!0),this.alphaTest>0&&(i.alphaTest=this.alphaTest),!0===this.alphaHash&&(i.alphaHash=!0),!0===this.alphaToCoverage&&(i.alphaToCoverage=!0),!0===this.premultipliedAlpha&&(i.premultipliedAlpha=!0),!0===this.forceSinglePass&&(i.forceSinglePass=!0),!0===this.wireframe&&(i.wireframe=!0),this.wireframeLinewidth>1&&(i.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(i.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(i.wireframeLinejoin=this.wireframeLinejoin),!0===this.flatShading&&(i.flatShading=!0),!1===this.visible&&(i.visible=!1),!1===this.toneMapped&&(i.toneMapped=!1),!1===this.fog&&(i.fog=!1),Object.keys(this.userData).length>0&&(i.userData=this.userData),e){const e=n(t.textures),r=n(t.images);e.length>0&&(i.textures=e),r.length>0&&(i.images=r)}return i}clone(){return(new this.constructor).copy(this)}copy(t){this.name=t.name,this.blending=t.blending,this.side=t.side,this.vertexColors=t.vertexColors,this.opacity=t.opacity,this.transparent=t.transparent,this.blendSrc=t.blendSrc,this.blendDst=t.blendDst,this.blendEquation=t.blendEquation,this.blendSrcAlpha=t.blendSrcAlpha,this.blendDstAlpha=t.blendDstAlpha,this.blendEquationAlpha=t.blendEquationAlpha,this.blendColor.copy(t.blendColor),this.blendAlpha=t.blendAlpha,this.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.stencilWriteMask=t.stencilWriteMask,this.stencilFunc=t.stencilFunc,this.stencilRef=t.stencilRef,this.stencilFuncMask=t.stencilFuncMask,this.stencilFail=t.stencilFail,this.stencilZFail=t.stencilZFail,this.stencilZPass=t.stencilZPass,this.stencilWrite=t.stencilWrite;const e=t.clippingPlanes;let i=null;if(null!==e){const t=e.length;i=new Array(t);for(let n=0;n!==t;++n)i[n]=e[n].clone()}return this.clippingPlanes=i,this.clipIntersection=t.clipIntersection,this.clipShadows=t.clipShadows,this.shadowSide=t.shadowSide,this.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.dithering=t.dithering,this.alphaTest=t.alphaTest,this.alphaHash=t.alphaHash,this.alphaToCoverage=t.alphaToCoverage,this.premultipliedAlpha=t.premultipliedAlpha,this.forceSinglePass=t.forceSinglePass,this.visible=t.visible,this.toneMapped=t.toneMapped,this.userData=JSON.parse(JSON.stringify(t.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(t){!0===t&&this.version++}}class Nn extends Un{constructor(t){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new In(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new Yi,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.fog=t.fog,this}}const On=Fn();function Fn(){const t=new ArrayBuffer(4),e=new Float32Array(t),i=new Uint32Array(t),n=new Uint32Array(512),r=new Uint32Array(512);for(let t=0;t<256;++t){const e=t-127;e<-27?(n[t]=0,n[256|t]=32768,r[t]=24,r[256|t]=24):e<-14?(n[t]=1024>>-e-14,n[256|t]=1024>>-e-14|32768,r[t]=-e-1,r[256|t]=-e-1):e<=15?(n[t]=e+15<<10,n[256|t]=e+15<<10|32768,r[t]=13,r[256|t]=13):e<128?(n[t]=31744,n[256|t]=64512,r[t]=24,r[256|t]=24):(n[t]=31744,n[256|t]=64512,r[t]=13,r[256|t]=13)}const s=new Uint32Array(2048),a=new Uint32Array(64),o=new Uint32Array(64);for(let t=1;t<1024;++t){let e=t<<13,i=0;for(;!(8388608&e);)e<<=1,i-=8388608;e&=-8388609,i+=947912704,s[t]=e|i}for(let t=1024;t<2048;++t)s[t]=939524096+(t-1024<<13);for(let t=1;t<31;++t)a[t]=t<<23;a[31]=1199570944,a[32]=2147483648;for(let t=33;t<63;++t)a[t]=2147483648+(t-32<<23);a[63]=3347054592;for(let t=1;t<64;++t)32!==t&&(o[t]=1024);return{floatView:e,uint32View:i,baseTable:n,shiftTable:r,mantissaTable:s,exponentTable:a,offsetTable:o}}function zn(t){Math.abs(t)>65504&&console.warn("THREE.DataUtils.toHalfFloat(): Value out of range."),t=Ee(t,-65504,65504),On.floatView[0]=t;const e=On.uint32View[0],i=e>>23&511;return On.baseTable[i]+((8388607&e)>>On.shiftTable[i])}function Bn(t){const e=t>>10;return On.uint32View[0]=On.mantissaTable[On.offsetTable[e]+(1023&t)]+On.exponentTable[e],On.floatView[0]}const kn=new Ue,Vn=new Le;let Hn=0;class Gn{constructor(t,e,i=!1){if(Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,Object.defineProperty(this,"id",{value:Hn++}),this.name="",this.array=t,this.itemSize=e,this.count=void 0!==t?t.length/e:0,this.normalized=i,this.usage=ge,this.updateRanges=[],this.gpuType=et,this.version=0}onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}copy(t){return this.name=t.name,this.array=new t.array.constructor(t.array),this.itemSize=t.itemSize,this.count=t.count,this.normalized=t.normalized,this.usage=t.usage,this.gpuType=t.gpuType,this}copyAt(t,e,i){t*=this.itemSize,i*=e.itemSize;for(let n=0,r=this.itemSize;ne.count&&console.warn("THREE.BufferGeometry: Buffer size too small for points data. Use .dispose() and create a new geometry."),e.needsUpdate=!0}return this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new ui);const t=this.attributes.position,e=this.morphAttributes.position;if(t&&t.isGLBufferAttribute)return console.error("THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),void this.boundingBox.set(new Ue(-1/0,-1/0,-1/0),new Ue(1/0,1/0,1/0));if(void 0!==t){if(this.boundingBox.setFromBufferAttribute(t),e)for(let t=0,i=e.length;t0&&(t.userData=this.userData),void 0!==this.parameters){const e=this.parameters;for(const i in e)void 0!==e[i]&&(t[i]=e[i]);return t}t.data={attributes:{}};const e=this.index;null!==e&&(t.data.index={type:e.array.constructor.name,array:Array.prototype.slice.call(e.array)});const i=this.attributes;for(const e in i){const n=i[e];t.data.attributes[e]=n.toJSON(t.data)}const n={};let r=!1;for(const e in this.morphAttributes){const i=this.morphAttributes[e],s=[];for(let e=0,n=i.length;e0&&(n[e]=s,r=!0)}r&&(t.data.morphAttributes=n,t.data.morphTargetsRelative=this.morphTargetsRelative);const s=this.groups;s.length>0&&(t.data.groups=JSON.parse(JSON.stringify(s)));const a=this.boundingSphere;return null!==a&&(t.data.boundingSphere=a.toJSON()),t}clone(){return(new this.constructor).copy(this)}copy(t){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const e={};this.name=t.name;const i=t.index;null!==i&&this.setIndex(i.clone());const n=t.attributes;for(const t in n){const i=n[t];this.setAttribute(t,i.clone(e))}const r=t.morphAttributes;for(const t in r){const i=[],n=r[t];for(let t=0,r=n.length;t0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;t(t.far-t.near)**2)return}er.copy(r).invert(),ir.copy(t.ray).applyMatrix4(er),null!==i.boundingBox&&!1===ir.intersectsBox(i.boundingBox)||this._computeIntersections(t,e,ir)}}_computeIntersections(t,e,i){let n;const r=this.geometry,s=this.material,a=r.index,o=r.attributes.position,l=r.attributes.uv,h=r.attributes.uv1,c=r.attributes.normal,u=r.groups,d=r.drawRange;if(null!==a)if(Array.isArray(s))for(let r=0,o=u.length;ri.far?null:{distance:h,point:ur.clone(),object:t}}(t,e,i,n,sr,ar,or,cr);if(c){const t=new Ue;En.getBarycoord(cr,sr,ar,or,t),r&&(c.uv=En.getInterpolatedAttribute(r,o,l,h,t,new Le)),s&&(c.uv1=En.getInterpolatedAttribute(s,o,l,h,t,new Le)),a&&(c.normal=En.getInterpolatedAttribute(a,o,l,h,t,new Ue),c.normal.dot(n.direction)>0&&c.normal.multiplyScalar(-1));const e={a:o,b:l,c:h,normal:new Ue,materialIndex:0};En.getNormal(sr,ar,or,e.normal),c.face=e,c.barycoord=t}return c}class mr extends tr{constructor(t=1,e=1,i=1,n=1,r=1,s=1){super(),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:i,widthSegments:n,heightSegments:r,depthSegments:s};const a=this;n=Math.floor(n),r=Math.floor(r),s=Math.floor(s);const o=[],l=[],h=[],c=[];let u=0,d=0;function p(t,e,i,n,r,s,p,m,f,g,_){const v=s/f,y=p/g,x=s/2,M=p/2,b=m/2,S=f+1,T=g+1;let w=0,E=0;const A=new Ue;for(let s=0;s0?1:-1,h.push(A.x,A.y,A.z),c.push(o/f),c.push(1-s/g),w+=1}}for(let t=0;t0&&(e.defines=this.defines),e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader,e.lights=this.lights,e.clipping=this.clipping;const i={};for(const t in this.extensions)!0===this.extensions[t]&&(i[t]=!0);return Object.keys(i).length>0&&(e.extensions=i),e}}class xr extends dn{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new zi,this.projectionMatrix=new zi,this.projectionMatrixInverse=new zi,this.coordinateSystem=ve,this._reversedDepth=!1}get reversedDepth(){return this._reversedDepth}copy(t,e){return super.copy(t,e),this.matrixWorldInverse.copy(t.matrixWorldInverse),this.projectionMatrix.copy(t.projectionMatrix),this.projectionMatrixInverse.copy(t.projectionMatrixInverse),this.coordinateSystem=t.coordinateSystem,this}getWorldDirection(t){return super.getWorldDirection(t).negate()}updateMatrixWorld(t){super.updateMatrixWorld(t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(t,e){super.updateWorldMatrix(t,e),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return(new this.constructor).copy(this)}}const Mr=new Ue,br=new Le,Sr=new Le;class Tr extends xr{constructor(t=50,e=1,i=.1,n=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=t,this.zoom=1,this.near=i,this.far=n,this.focus=10,this.aspect=e,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(t,e){return super.copy(t,e),this.fov=t.fov,this.zoom=t.zoom,this.near=t.near,this.far=t.far,this.focus=t.focus,this.aspect=t.aspect,this.view=null===t.view?null:Object.assign({},t.view),this.filmGauge=t.filmGauge,this.filmOffset=t.filmOffset,this}setFocalLength(t){const e=.5*this.getFilmHeight()/t;this.fov=2*Te*Math.atan(e),this.updateProjectionMatrix()}getFocalLength(){const t=Math.tan(.5*Se*this.fov);return.5*this.getFilmHeight()/t}getEffectiveFOV(){return 2*Te*Math.atan(Math.tan(.5*Se*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}getViewBounds(t,e,i){Mr.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),e.set(Mr.x,Mr.y).multiplyScalar(-t/Mr.z),Mr.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),i.set(Mr.x,Mr.y).multiplyScalar(-t/Mr.z)}getViewSize(t,e){return this.getViewBounds(t,br,Sr),e.subVectors(Sr,br)}setViewOffset(t,e,i,n,r,s){this.aspect=t/e,null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=t,this.view.fullHeight=e,this.view.offsetX=i,this.view.offsetY=n,this.view.width=r,this.view.height=s,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const t=this.near;let e=t*Math.tan(.5*Se*this.fov)/this.zoom,i=2*e,n=this.aspect*i,r=-.5*n;const s=this.view;if(null!==this.view&&this.view.enabled){const t=s.fullWidth,a=s.fullHeight;r+=s.offsetX*n/t,e-=s.offsetY*i/a,n*=s.width/t,i*=s.height/a}const a=this.filmOffset;0!==a&&(r+=t*a/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+n,e,e-i,t,this.far,this.coordinateSystem,this.reversedDepth),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(t){const e=super.toJSON(t);return e.object.fov=this.fov,e.object.zoom=this.zoom,e.object.near=this.near,e.object.far=this.far,e.object.focus=this.focus,e.object.aspect=this.aspect,null!==this.view&&(e.object.view=Object.assign({},this.view)),e.object.filmGauge=this.filmGauge,e.object.filmOffset=this.filmOffset,e}}const wr=-90;class Er extends dn{constructor(t,e,i){super(),this.type="CubeCamera",this.renderTarget=i,this.coordinateSystem=null,this.activeMipmapLevel=0;const n=new Tr(wr,1,t,e);n.layers=this.layers,this.add(n);const r=new Tr(wr,1,t,e);r.layers=this.layers,this.add(r);const s=new Tr(wr,1,t,e);s.layers=this.layers,this.add(s);const a=new Tr(wr,1,t,e);a.layers=this.layers,this.add(a);const o=new Tr(wr,1,t,e);o.layers=this.layers,this.add(o);const l=new Tr(wr,1,t,e);l.layers=this.layers,this.add(l)}updateCoordinateSystem(){const t=this.coordinateSystem,e=this.children.concat(),[i,n,r,s,a,o]=e;for(const t of e)this.remove(t);if(t===ve)i.up.set(0,1,0),i.lookAt(1,0,0),n.up.set(0,1,0),n.lookAt(-1,0,0),r.up.set(0,0,-1),r.lookAt(0,1,0),s.up.set(0,0,1),s.lookAt(0,-1,0),a.up.set(0,1,0),a.lookAt(0,0,1),o.up.set(0,1,0),o.lookAt(0,0,-1);else{if(t!==ye)throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+t);i.up.set(0,-1,0),i.lookAt(-1,0,0),n.up.set(0,-1,0),n.lookAt(1,0,0),r.up.set(0,0,1),r.lookAt(0,1,0),s.up.set(0,0,-1),s.lookAt(0,-1,0),a.up.set(0,-1,0),a.lookAt(0,0,1),o.up.set(0,-1,0),o.lookAt(0,0,-1)}for(const t of e)this.add(t),t.updateMatrixWorld()}update(t,e){null===this.parent&&this.updateMatrixWorld();const{renderTarget:i,activeMipmapLevel:n}=this;this.coordinateSystem!==t.coordinateSystem&&(this.coordinateSystem=t.coordinateSystem,this.updateCoordinateSystem());const[r,s,a,o,l,h]=this.children,c=t.getRenderTarget(),u=t.getActiveCubeFace(),d=t.getActiveMipmapLevel(),p=t.xr.enabled;t.xr.enabled=!1;const m=i.texture.generateMipmaps;i.texture.generateMipmaps=!1,t.setRenderTarget(i,0,n),t.render(e,r),t.setRenderTarget(i,1,n),t.render(e,s),t.setRenderTarget(i,2,n),t.render(e,a),t.setRenderTarget(i,3,n),t.render(e,o),t.setRenderTarget(i,4,n),t.render(e,l),i.texture.generateMipmaps=m,t.setRenderTarget(i,5,n),t.render(e,h),t.setRenderTarget(c,u,d),t.xr.enabled=p,i.texture.needsPMREMUpdate=!0}}class Ar extends si{constructor(t=[],e=301,i,n,r,s,a,o,l,h){super(t,e,i,n,r,s,a,o,l,h),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(t){this.image=t}}class Cr extends li{constructor(t=1,e={}){super(t,t,e),this.isWebGLCubeRenderTarget=!0;const i={width:t,height:t,depth:1},n=[i,i,i,i,i,i];this.texture=new Ar(n),this._setTextureOptions(e),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(t,e){this.texture.type=e.type,this.texture.colorSpace=e.colorSpace,this.texture.generateMipmaps=e.generateMipmaps,this.texture.minFilter=e.minFilter,this.texture.magFilter=e.magFilter;const i={tEquirect:{value:null}},n="\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t\t#include \n\t\t\t\t\t#include \n\n\t\t\t\t}\n\t\t\t",r="\n\n\t\t\t\tuniform sampler2D tEquirect;\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\t#include \n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\t\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\n\t\t\t\t}\n\t\t\t",s=new mr(5,5,5),a=new yr({name:"CubemapFromEquirect",uniforms:fr(i),vertexShader:n,fragmentShader:r,side:1,blending:0});a.uniforms.tEquirect.value=e;const o=new dr(s,a),l=e.minFilter;return e.minFilter===Y&&(e.minFilter=X),new Er(1,10,this).update(t,o),e.minFilter=l,o.geometry.dispose(),o.material.dispose(),this}clear(t,e=!0,i=!0,n=!0){const r=t.getRenderTarget();for(let r=0;r<6;r++)t.setRenderTarget(this,r),t.clear(e,i,n);t.setRenderTarget(r)}}class Rr extends dn{constructor(){super(),this.isGroup=!0,this.type="Group"}}const Pr={type:"move"};class Ir{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return null===this._hand&&(this._hand=new Rr,this._hand.matrixAutoUpdate=!1,this._hand.visible=!1,this._hand.joints={},this._hand.inputState={pinching:!1}),this._hand}getTargetRaySpace(){return null===this._targetRay&&(this._targetRay=new Rr,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new Ue,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new Ue),this._targetRay}getGripSpace(){return null===this._grip&&(this._grip=new Rr,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new Ue,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new Ue),this._grip}dispatchEvent(t){return null!==this._targetRay&&this._targetRay.dispatchEvent(t),null!==this._grip&&this._grip.dispatchEvent(t),null!==this._hand&&this._hand.dispatchEvent(t),this}connect(t){if(t&&t.hand){const e=this._hand;if(e)for(const i of t.hand.values())this._getHandJoint(e,i)}return this.dispatchEvent({type:"connected",data:t}),this}disconnect(t){return this.dispatchEvent({type:"disconnected",data:t}),null!==this._targetRay&&(this._targetRay.visible=!1),null!==this._grip&&(this._grip.visible=!1),null!==this._hand&&(this._hand.visible=!1),this}update(t,e,i){let n=null,r=null,s=null;const a=this._targetRay,o=this._grip,l=this._hand;if(t&&"visible-blurred"!==e.session.visibilityState){if(l&&t.hand){s=!0;for(const n of t.hand.values()){const t=e.getJointPose(n,i),r=this._getHandJoint(l,n);null!==t&&(r.matrix.fromArray(t.transform.matrix),r.matrix.decompose(r.position,r.rotation,r.scale),r.matrixWorldNeedsUpdate=!0,r.jointRadius=t.radius),r.visible=null!==t}const n=l.joints["index-finger-tip"],r=l.joints["thumb-tip"],a=n.position.distanceTo(r.position),o=.02,h=.005;l.inputState.pinching&&a>o+h?(l.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:t.handedness,target:this})):!l.inputState.pinching&&a<=o-h&&(l.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:t.handedness,target:this}))}else null!==o&&t.gripSpace&&(r=e.getPose(t.gripSpace,i),null!==r&&(o.matrix.fromArray(r.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),o.matrixWorldNeedsUpdate=!0,r.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(r.linearVelocity)):o.hasLinearVelocity=!1,r.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(r.angularVelocity)):o.hasAngularVelocity=!1));null!==a&&(n=e.getPose(t.targetRaySpace,i),null===n&&null!==r&&(n=r),null!==n&&(a.matrix.fromArray(n.transform.matrix),a.matrix.decompose(a.position,a.rotation,a.scale),a.matrixWorldNeedsUpdate=!0,n.linearVelocity?(a.hasLinearVelocity=!0,a.linearVelocity.copy(n.linearVelocity)):a.hasLinearVelocity=!1,n.angularVelocity?(a.hasAngularVelocity=!0,a.angularVelocity.copy(n.angularVelocity)):a.hasAngularVelocity=!1,this.dispatchEvent(Pr)))}return null!==a&&(a.visible=null!==n),null!==o&&(o.visible=null!==r),null!==l&&(l.visible=null!==s),this}_getHandJoint(t,e){if(void 0===t.joints[e.jointName]){const i=new Rr;i.matrixAutoUpdate=!1,i.visible=!1,t.joints[e.jointName]=i,t.add(i)}return t.joints[e.jointName]}}class Lr{constructor(t,e=25e-5){this.isFogExp2=!0,this.name="",this.color=new In(t),this.density=e}clone(){return new Lr(this.color,this.density)}toJSON(){return{type:"FogExp2",name:this.name,color:this.color.getHex(),density:this.density}}}class Dr{constructor(t,e=1,i=1e3){this.isFog=!0,this.name="",this.color=new In(t),this.near=e,this.far=i}clone(){return new Dr(this.color,this.near,this.far)}toJSON(){return{type:"Fog",name:this.name,color:this.color.getHex(),near:this.near,far:this.far}}}class Ur extends dn{constructor(){super(),this.isScene=!0,this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.backgroundBlurriness=0,this.backgroundIntensity=1,this.backgroundRotation=new Yi,this.environmentIntensity=1,this.environmentRotation=new Yi,this.overrideMaterial=null,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(t,e){return super.copy(t,e),null!==t.background&&(this.background=t.background.clone()),null!==t.environment&&(this.environment=t.environment.clone()),null!==t.fog&&(this.fog=t.fog.clone()),this.backgroundBlurriness=t.backgroundBlurriness,this.backgroundIntensity=t.backgroundIntensity,this.backgroundRotation.copy(t.backgroundRotation),this.environmentIntensity=t.environmentIntensity,this.environmentRotation.copy(t.environmentRotation),null!==t.overrideMaterial&&(this.overrideMaterial=t.overrideMaterial.clone()),this.matrixAutoUpdate=t.matrixAutoUpdate,this}toJSON(t){const e=super.toJSON(t);return null!==this.fog&&(e.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(e.object.backgroundBlurriness=this.backgroundBlurriness),1!==this.backgroundIntensity&&(e.object.backgroundIntensity=this.backgroundIntensity),e.object.backgroundRotation=this.backgroundRotation.toArray(),1!==this.environmentIntensity&&(e.object.environmentIntensity=this.environmentIntensity),e.object.environmentRotation=this.environmentRotation.toArray(),e}}class Nr{constructor(t,e){this.isInterleavedBuffer=!0,this.array=t,this.stride=e,this.count=void 0!==t?t.length/e:0,this.usage=ge,this.updateRanges=[],this.version=0,this.uuid=we()}onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}copy(t){return this.array=new t.array.constructor(t.array),this.count=t.count,this.stride=t.stride,this.usage=t.usage,this}copyAt(t,e,i){t*=this.stride,i*=e.stride;for(let n=0,r=this.stride;nt.far||e.push({distance:o,point:kr.clone(),uv:En.getInterpolation(kr,Xr,qr,Yr,Zr,Jr,Kr,new Le),face:null,object:this})}copy(t,e){return super.copy(t,e),void 0!==t.center&&this.center.copy(t.center),this.material=t.material,this}}function Qr(t,e,i,n,r,s){Gr.subVectors(t,i).addScalar(.5).multiply(n),void 0!==r?(Wr.x=s*Gr.x-r*Gr.y,Wr.y=r*Gr.x+s*Gr.y):Wr.copy(Gr),t.copy(e),t.x+=Wr.x,t.y+=Wr.y,t.applyMatrix4(jr)}const ts=new Ue,es=new Ue;class is extends dn{constructor(){super(),this.isLOD=!0,this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]}}),this.autoUpdate=!0}copy(t){super.copy(t,!1);const e=t.levels;for(let t=0,i=e.length;t0){let i,n;for(i=1,n=e.length;i0){ts.setFromMatrixPosition(this.matrixWorld);const i=t.ray.origin.distanceTo(ts);this.getObjectForDistance(i).raycast(t,e)}}update(t){const e=this.levels;if(e.length>1){ts.setFromMatrixPosition(t.matrixWorld),es.setFromMatrixPosition(this.matrixWorld);const i=ts.distanceTo(es)/t.zoom;let n,r;for(e[0].object.visible=!0,n=1,r=e.length;n=t))break;e[n-1].object.visible=!1,e[n].object.visible=!0}for(this._currentLevel=n-1;n1?null:e.copy(t.start).addScaledVector(i,r)}intersectsLine(t){const e=this.distanceToPoint(t.start),i=this.distanceToPoint(t.end);return e<0&&i>0||i<0&&e>0}intersectsBox(t){return t.intersectsPlane(this)}intersectsSphere(t){return t.intersectsPlane(this)}coplanarPoint(t){return t.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(t,e){const i=e||Rs.getNormalMatrix(t),n=this.coplanarPoint(As).applyMatrix4(t),r=this.normal.applyMatrix3(i).normalize();return this.constant=-n.dot(r),this}translate(t){return this.constant-=t.dot(this.normal),this}equals(t){return t.normal.equals(this.normal)&&t.constant===this.constant}clone(){return(new this.constructor).copy(this)}}const Is=new Ri,Ls=new Le(.5,.5),Ds=new Ue;class Us{constructor(t=new Ps,e=new Ps,i=new Ps,n=new Ps,r=new Ps,s=new Ps){this.planes=[t,e,i,n,r,s]}set(t,e,i,n,r,s){const a=this.planes;return a[0].copy(t),a[1].copy(e),a[2].copy(i),a[3].copy(n),a[4].copy(r),a[5].copy(s),this}copy(t){const e=this.planes;for(let i=0;i<6;i++)e[i].copy(t.planes[i]);return this}setFromProjectionMatrix(t,e=2e3,i=!1){const n=this.planes,r=t.elements,s=r[0],a=r[1],o=r[2],l=r[3],h=r[4],c=r[5],u=r[6],d=r[7],p=r[8],m=r[9],f=r[10],g=r[11],_=r[12],v=r[13],y=r[14],x=r[15];if(n[0].setComponents(l-s,d-h,g-p,x-_).normalize(),n[1].setComponents(l+s,d+h,g+p,x+_).normalize(),n[2].setComponents(l+a,d+c,g+m,x+v).normalize(),n[3].setComponents(l-a,d-c,g-m,x-v).normalize(),i)n[4].setComponents(o,u,f,y).normalize(),n[5].setComponents(l-o,d-u,g-f,x-y).normalize();else if(n[4].setComponents(l-o,d-u,g-f,x-y).normalize(),e===ve)n[5].setComponents(l+o,d+u,g+f,x+y).normalize();else{if(e!==ye)throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+e);n[5].setComponents(o,u,f,y).normalize()}return this}intersectsObject(t){if(void 0!==t.boundingSphere)null===t.boundingSphere&&t.computeBoundingSphere(),Is.copy(t.boundingSphere).applyMatrix4(t.matrixWorld);else{const e=t.geometry;null===e.boundingSphere&&e.computeBoundingSphere(),Is.copy(e.boundingSphere).applyMatrix4(t.matrixWorld)}return this.intersectsSphere(Is)}intersectsSprite(t){Is.center.set(0,0,0);const e=Ls.distanceTo(t.center);return Is.radius=.7071067811865476+e,Is.applyMatrix4(t.matrixWorld),this.intersectsSphere(Is)}intersectsSphere(t){const e=this.planes,i=t.center,n=-t.radius;for(let t=0;t<6;t++)if(e[t].distanceToPoint(i)0?t.max.x:t.min.x,Ds.y=n.normal.y>0?t.max.y:t.min.y,Ds.z=n.normal.z>0?t.max.z:t.min.z,n.distanceToPoint(Ds)<0)return!1}return!0}containsPoint(t){const e=this.planes;for(let i=0;i<6;i++)if(e[i].distanceToPoint(t)<0)return!1;return!0}clone(){return(new this.constructor).copy(this)}}const Ns=new zi,Os=new Us;class Fs{constructor(){this.coordinateSystem=ve}intersectsObject(t,e){if(!e.isArrayCamera||0===e.cameras.length)return!1;for(let i=0;i=r.length&&r.push({start:-1,count:-1,z:-1,index:-1});const a=r[this.index];s.push(a),this.index++,a.start=t,a.count=e,a.z=i,a.index=n}reset(){this.list.length=0,this.index=0}}const Hs=new zi,Gs=new In(1,1,1),Ws=new Us,js=new Fs,Xs=new ui,qs=new Ri,Ys=new Ue,Zs=new Ue,Js=new Ue,Ks=new Vs,$s=new dr,Qs=[];function ta(t,e,i=0){const n=e.itemSize;if(t.isInterleavedBufferAttribute||t.array.constructor!==e.array.constructor){const r=t.count;for(let s=0;s65535?new Uint32Array(n):new Uint16Array(n);e.setIndex(new Gn(t,1))}this._geometryInitialized=!0}}_validateGeometry(t){const e=this.geometry;if(Boolean(t.getIndex())!==Boolean(e.getIndex()))throw new Error('THREE.BatchedMesh: All geometries must consistently have "index".');for(const i in e.attributes){if(!t.hasAttribute(i))throw new Error(`THREE.BatchedMesh: Added geometry missing "${i}". All geometries must have consistent attributes.`);const n=t.getAttribute(i),r=e.getAttribute(i);if(n.itemSize!==r.itemSize||n.normalized!==r.normalized)throw new Error("THREE.BatchedMesh: All attributes must have a consistent itemSize and normalized value.")}}validateInstanceId(t){const e=this._instanceInfo;if(t<0||t>=e.length||!1===e[t].active)throw new Error(`THREE.BatchedMesh: Invalid instanceId ${t}. Instance is either out of range or has been deleted.`)}validateGeometryId(t){const e=this._geometryInfo;if(t<0||t>=e.length||!1===e[t].active)throw new Error(`THREE.BatchedMesh: Invalid geometryId ${t}. Geometry is either out of range or has been deleted.`)}setCustomSort(t){return this.customSort=t,this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new ui);const t=this.boundingBox,e=this._instanceInfo;t.makeEmpty();for(let i=0,n=e.length;i=this.maxInstanceCount&&0===this._availableInstanceIds.length)throw new Error("THREE.BatchedMesh: Maximum item count reached.");const e={visible:!0,active:!0,geometryIndex:t};let i=null;this._availableInstanceIds.length>0?(this._availableInstanceIds.sort(zs),i=this._availableInstanceIds.shift(),this._instanceInfo[i]=e):(i=this._instanceInfo.length,this._instanceInfo.push(e));const n=this._matricesTexture;Hs.identity().toArray(n.image.data,16*i),n.needsUpdate=!0;const r=this._colorsTexture;return r&&(Gs.toArray(r.image.data,4*i),r.needsUpdate=!0),this._visibilityChanged=!0,i}addGeometry(t,e=-1,i=-1){this._initializeGeometry(t),this._validateGeometry(t);const n={vertexStart:-1,vertexCount:-1,reservedVertexCount:-1,indexStart:-1,indexCount:-1,reservedIndexCount:-1,start:-1,count:-1,boundingBox:null,boundingSphere:null,active:!0},r=this._geometryInfo;n.vertexStart=this._nextVertexStart,n.reservedVertexCount=-1===e?t.getAttribute("position").count:e;const s=t.getIndex();if(null!==s&&(n.indexStart=this._nextIndexStart,n.reservedIndexCount=-1===i?s.count:i),-1!==n.indexStart&&n.indexStart+n.reservedIndexCount>this._maxIndexCount||n.vertexStart+n.reservedVertexCount>this._maxVertexCount)throw new Error("THREE.BatchedMesh: Reserved space request exceeds the maximum buffer size.");let a;return this._availableGeometryIds.length>0?(this._availableGeometryIds.sort(zs),a=this._availableGeometryIds.shift(),r[a]=n):(a=this._geometryCount,this._geometryCount++,r.push(n)),this.setGeometryAt(a,t),this._nextIndexStart=n.indexStart+n.reservedIndexCount,this._nextVertexStart=n.vertexStart+n.reservedVertexCount,a}setGeometryAt(t,e){if(t>=this._geometryCount)throw new Error("THREE.BatchedMesh: Maximum geometry count reached.");this._validateGeometry(e);const i=this.geometry,n=null!==i.getIndex(),r=i.getIndex(),s=e.getIndex(),a=this._geometryInfo[t];if(n&&s.count>a.reservedIndexCount||e.attributes.position.count>a.reservedVertexCount)throw new Error("THREE.BatchedMesh: Reserved space not large enough for provided geometry.");const o=a.vertexStart,l=a.reservedVertexCount;a.vertexCount=e.getAttribute("position").count;for(const t in i.attributes){const n=e.getAttribute(t),r=i.getAttribute(t);ta(n,r,o);const s=n.itemSize;for(let t=n.count,e=l;t=e.length||!1===e[t].active)return this;const i=this._instanceInfo;for(let e=0,n=i.length;ee)).sort(((t,e)=>i[t].vertexStart-i[e].vertexStart)),r=this.geometry;for(let s=0,a=i.length;s=this._geometryCount)return null;const i=this.geometry,n=this._geometryInfo[t];if(null===n.boundingBox){const t=new ui,e=i.index,r=i.attributes.position;for(let i=n.start,s=n.start+n.count;i=this._geometryCount)return null;const i=this.geometry,n=this._geometryInfo[t];if(null===n.boundingSphere){const e=new Ri;this.getBoundingBoxAt(t,Xs),Xs.getCenter(e.center);const r=i.index,s=i.attributes.position;let a=0;for(let t=n.start,i=n.start+n.count;tt.active));if(Math.max(...i.map((t=>t.vertexStart+t.reservedVertexCount)))>t)throw new Error(`BatchedMesh: Geometry vertex values are being used outside the range ${e}. Cannot shrink further.`);if(this.geometry.index&&Math.max(...i.map((t=>t.indexStart+t.reservedIndexCount)))>e)throw new Error(`BatchedMesh: Geometry index values are being used outside the range ${e}. Cannot shrink further.`);const n=this.geometry;n.dispose(),this._maxVertexCount=t,this._maxIndexCount=e,this._geometryInitialized&&(this._geometryInitialized=!1,this.geometry=new tr,this._initializeGeometry(n));const r=this.geometry;n.index&&ea(n.index.array,r.index.array);for(const t in n.attributes)ea(n.attributes[t].array,r.attributes[t].array)}raycast(t,e){const i=this._instanceInfo,n=this._geometryInfo,r=this.matrixWorld,s=this.geometry;$s.material=this.material,$s.geometry.index=s.index,$s.geometry.attributes=s.attributes,null===$s.geometry.boundingBox&&($s.geometry.boundingBox=new ui),null===$s.geometry.boundingSphere&&($s.geometry.boundingSphere=new Ri);for(let s=0,a=i.length;s({...t,boundingBox:null!==t.boundingBox?t.boundingBox.clone():null,boundingSphere:null!==t.boundingSphere?t.boundingSphere.clone():null}))),this._instanceInfo=t._instanceInfo.map((t=>({...t}))),this._availableInstanceIds=t._availableInstanceIds.slice(),this._availableGeometryIds=t._availableGeometryIds.slice(),this._nextIndexStart=t._nextIndexStart,this._nextVertexStart=t._nextVertexStart,this._geometryCount=t._geometryCount,this._maxInstanceCount=t._maxInstanceCount,this._maxVertexCount=t._maxVertexCount,this._maxIndexCount=t._maxIndexCount,this._geometryInitialized=t._geometryInitialized,this._multiDrawCounts=t._multiDrawCounts.slice(),this._multiDrawStarts=t._multiDrawStarts.slice(),this._indirectTexture=t._indirectTexture.clone(),this._indirectTexture.image.data=this._indirectTexture.image.data.slice(),this._matricesTexture=t._matricesTexture.clone(),this._matricesTexture.image.data=this._matricesTexture.image.data.slice(),null!==this._colorsTexture&&(this._colorsTexture=t._colorsTexture.clone(),this._colorsTexture.image.data=this._colorsTexture.image.data.slice()),this}dispose(){this.geometry.dispose(),this._matricesTexture.dispose(),this._matricesTexture=null,this._indirectTexture.dispose(),this._indirectTexture=null,null!==this._colorsTexture&&(this._colorsTexture.dispose(),this._colorsTexture=null)}onBeforeRender(t,e,i,n,r){if(!this._visibilityChanged&&!this.perObjectFrustumCulled&&!this.sortObjects)return;const s=n.getIndex(),a=null===s?1:s.array.BYTES_PER_ELEMENT,o=this._instanceInfo,l=this._multiDrawStarts,h=this._multiDrawCounts,c=this._geometryInfo,u=this.perObjectFrustumCulled,d=this._indirectTexture,p=d.image.data,m=i.isArrayCamera?js:Ws;u&&!i.isArrayCamera&&(Hs.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse).multiply(this.matrixWorld),Ws.setFromProjectionMatrix(Hs,i.coordinateSystem,i.reversedDepth));let f=0;if(this.sortObjects){Hs.copy(this.matrixWorld).invert(),Ys.setFromMatrixPosition(i.matrixWorld).applyMatrix4(Hs),Zs.set(0,0,-1).transformDirection(i.matrixWorld).transformDirection(Hs);for(let t=0,e=o.length;t0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;tn)return;ha.applyMatrix4(t.matrixWorld);const l=e.ray.origin.distanceTo(ha);return le.far?void 0:{distance:l,point:ca.clone().applyMatrix4(t.matrixWorld),index:a,face:null,faceIndex:null,barycoord:null,object:t}}const pa=new Ue,ma=new Ue;class fa extends ua{constructor(t,e){super(t,e),this.isLineSegments=!0,this.type="LineSegments"}computeLineDistances(){const t=this.geometry;if(null===t.index){const e=t.attributes.position,i=[];for(let t=0,n=e.count;t0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;tr.far)return;s.push({distance:l,distanceToRay:Math.sqrt(o),point:i,index:e,face:null,faceIndex:null,barycoord:null,object:a})}}class Ta extends si{constructor(t,e,i,n,r=1006,s=1006,a,o,l){super(t,e,i,n,r,s,a,o,l),this.isVideoTexture=!0,this.generateMipmaps=!1,this._requestVideoFrameCallbackId=0;const h=this;"requestVideoFrameCallback"in t&&(this._requestVideoFrameCallbackId=t.requestVideoFrameCallback((function e(){h.needsUpdate=!0,h._requestVideoFrameCallbackId=t.requestVideoFrameCallback(e)})))}clone(){return new this.constructor(this.image).copy(this)}update(){const t=this.image;!1=="requestVideoFrameCallback"in t&&t.readyState>=t.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}dispose(){0!==this._requestVideoFrameCallbackId&&this.source.data.cancelVideoFrameCallback(this._requestVideoFrameCallbackId),super.dispose()}}class wa extends si{constructor(t,e,i,n,r,s,a,o,l,h,c,u){super(null,s,a,o,l,h,n,r,c,u),this.isCompressedTexture=!0,this.image={width:e,height:i},this.mipmaps=t,this.flipY=!1,this.generateMipmaps=!1}}class Ea extends si{constructor(t,e,i=1014,n,r,s,a=1003,o=1003,l,h=1026,c=1){if(h!==ct&&h!==ut)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");super({width:t,height:e,depth:c},n,r,s,a,o,h,i,l),this.isDepthTexture=!0,this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(t){return super.copy(t),this.source=new ei(Object.assign({},t.image)),this.compareFunction=t.compareFunction,this}toJSON(t){const e=super.toJSON(t);return null!==this.compareFunction&&(e.compareFunction=this.compareFunction),e}}class Aa extends tr{constructor(t=1,e=1,i=4,n=8,r=1){super(),this.type="CapsuleGeometry",this.parameters={radius:t,height:e,capSegments:i,radialSegments:n,heightSegments:r},e=Math.max(0,e),i=Math.max(1,Math.floor(i)),n=Math.max(3,Math.floor(n)),r=Math.max(1,Math.floor(r));const s=[],a=[],o=[],l=[],h=e/2,c=Math.PI/2*t,u=e,d=2*c+u,p=2*i+r,m=n+1,f=new Ue,g=new Ue;for(let _=0;_<=p;_++){let v=0,y=0,x=0,M=0;if(_<=i){const e=_/i,n=e*Math.PI/2;y=-h-t*Math.cos(n),x=t*Math.sin(n),M=-t*Math.cos(n),v=e*c}else if(_<=i+r){const n=(_-i)/r;y=n*e-h,x=t,M=0,v=c+n*u}else{const e=(_-i-r)/i,n=e*Math.PI/2;y=h+t*Math.sin(n),x=t*Math.cos(n),M=t*Math.sin(n),v=c+u+e*c}const b=Math.max(0,Math.min(1,v/d));let S=0;0===_?S=.5/n:_===p&&(S=-.5/n);for(let t=0;t<=n;t++){const e=t/n,i=e*Math.PI*2,r=Math.sin(i),s=Math.cos(i);g.x=-x*s,g.y=y,g.z=x*r,a.push(g.x,g.y,g.z),f.set(-x*s,M,x*r),f.normalize(),o.push(f.x,f.y,f.z),l.push(e+S,b)}if(_>0){const t=(_-1)*m;for(let e=0;e0||0!==n)&&(h.push(s,a,l),v+=3),(e>0||n!==r-1)&&(h.push(a,o,l),v+=3)}l.addGroup(g,v,0),g+=v}(),!1===s&&(t>0&&_(!0),e>0&&_(!1)),this.setIndex(h),this.setAttribute("position",new Xn(c,3)),this.setAttribute("normal",new Xn(u,3)),this.setAttribute("uv",new Xn(d,2))}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new Ra(t.radiusTop,t.radiusBottom,t.height,t.radialSegments,t.heightSegments,t.openEnded,t.thetaStart,t.thetaLength)}}class Pa extends Ra{constructor(t=1,e=1,i=32,n=1,r=!1,s=0,a=2*Math.PI){super(0,t,e,i,n,r,s,a),this.type="ConeGeometry",this.parameters={radius:t,height:e,radialSegments:i,heightSegments:n,openEnded:r,thetaStart:s,thetaLength:a}}static fromJSON(t){return new Pa(t.radius,t.height,t.radialSegments,t.heightSegments,t.openEnded,t.thetaStart,t.thetaLength)}}class Ia extends tr{constructor(t=[],e=[],i=1,n=0){super(),this.type="PolyhedronGeometry",this.parameters={vertices:t,indices:e,radius:i,detail:n};const r=[],s=[];function a(t,e,i,n){const r=n+1,s=[];for(let n=0;n<=r;n++){s[n]=[];const a=t.clone().lerp(i,n/r),o=e.clone().lerp(i,n/r),l=r-n;for(let t=0;t<=l;t++)s[n][t]=0===t&&n===r?a:a.clone().lerp(o,t/l)}for(let t=0;t.9&&a<.1&&(e<.2&&(s[t+0]+=1),i<.2&&(s[t+2]+=1),n<.2&&(s[t+4]+=1))}}()}(),this.setAttribute("position",new Xn(r,3)),this.setAttribute("normal",new Xn(r.slice(),3)),this.setAttribute("uv",new Xn(s,2)),0===n?this.computeVertexNormals():this.normalizeNormals()}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new Ia(t.vertices,t.indices,t.radius,t.details)}}class La extends Ia{constructor(t=1,e=0){const i=(1+Math.sqrt(5))/2,n=1/i;super([-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-n,-i,0,-n,i,0,n,-i,0,n,i,-n,-i,0,-n,i,0,n,-i,0,n,i,0,-i,0,-n,i,0,-n,-i,0,n,i,0,n],[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2,6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,11,19,7,19,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9],t,e),this.type="DodecahedronGeometry",this.parameters={radius:t,detail:e}}static fromJSON(t){return new La(t.radius,t.detail)}}const Da=new Ue,Ua=new Ue,Na=new Ue,Oa=new En;class Fa extends tr{constructor(t=null,e=1){if(super(),this.type="EdgesGeometry",this.parameters={geometry:t,thresholdAngle:e},null!==t){const i=4,n=Math.pow(10,i),r=Math.cos(Se*e),s=t.getIndex(),a=t.getAttribute("position"),o=s?s.count:a.count,l=[0,0,0],h=["a","b","c"],c=new Array(3),u={},d=[];for(let t=0;t0)){l=n;break}l=n-1}if(n=l,i[n]===s)return n/(r-1);const h=i[n];return(n+(s-h)/(i[n+1]-h))/(r-1)}getTangent(t,e){const i=1e-4;let n=t-i,r=t+i;n<0&&(n=0),r>1&&(r=1);const s=this.getPoint(n),a=this.getPoint(r),o=e||(s.isVector2?new Le:new Ue);return o.copy(a).sub(s).normalize(),o}getTangentAt(t,e){const i=this.getUtoTmapping(t);return this.getTangent(i,e)}computeFrenetFrames(t,e=!1){const i=new Ue,n=[],r=[],s=[],a=new Ue,o=new zi;for(let e=0;e<=t;e++){const i=e/t;n[e]=this.getTangentAt(i,new Ue)}r[0]=new Ue,s[0]=new Ue;let l=Number.MAX_VALUE;const h=Math.abs(n[0].x),c=Math.abs(n[0].y),u=Math.abs(n[0].z);h<=l&&(l=h,i.set(1,0,0)),c<=l&&(l=c,i.set(0,1,0)),u<=l&&i.set(0,0,1),a.crossVectors(n[0],i).normalize(),r[0].crossVectors(n[0],a),s[0].crossVectors(n[0],r[0]);for(let e=1;e<=t;e++){if(r[e]=r[e-1].clone(),s[e]=s[e-1].clone(),a.crossVectors(n[e-1],n[e]),a.length()>Number.EPSILON){a.normalize();const t=Math.acos(Ee(n[e-1].dot(n[e]),-1,1));r[e].applyMatrix4(o.makeRotationAxis(a,t))}s[e].crossVectors(n[e],r[e])}if(!0===e){let e=Math.acos(Ee(r[0].dot(r[t]),-1,1));e/=t,n[0].dot(a.crossVectors(r[0],r[t]))>0&&(e=-e);for(let i=1;i<=t;i++)r[i].applyMatrix4(o.makeRotationAxis(n[i],e*i)),s[i].crossVectors(n[i],r[i])}return{tangents:n,normals:r,binormals:s}}clone(){return(new this.constructor).copy(this)}copy(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}toJSON(){const t={metadata:{version:4.7,type:"Curve",generator:"Curve.toJSON"}};return t.arcLengthDivisions=this.arcLengthDivisions,t.type=this.type,t}fromJSON(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}}class Ba extends za{constructor(t=0,e=0,i=1,n=1,r=0,s=2*Math.PI,a=!1,o=0){super(),this.isEllipseCurve=!0,this.type="EllipseCurve",this.aX=t,this.aY=e,this.xRadius=i,this.yRadius=n,this.aStartAngle=r,this.aEndAngle=s,this.aClockwise=a,this.aRotation=o}getPoint(t,e=new Le){const i=e,n=2*Math.PI;let r=this.aEndAngle-this.aStartAngle;const 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t.x===e.x&&t.y===e.y}function wo(t,e,i,n){const r=Ao(So(t,e,i)),s=Ao(So(t,e,n)),a=Ao(So(i,n,t)),o=Ao(So(i,n,e));return r!==s&&a!==o||!(0!==r||!Eo(t,i,e))||!(0!==s||!Eo(t,n,e))||!(0!==a||!Eo(i,t,n))||!(0!==o||!Eo(i,e,n))}function Eo(t,e,i){return e.x<=Math.max(t.x,i.x)&&e.x>=Math.min(t.x,i.x)&&e.y<=Math.max(t.y,i.y)&&e.y>=Math.min(t.y,i.y)}function Ao(t){return t>0?1:t<0?-1:0}function Co(t,e){return So(t.prev,t,t.next)<0?So(t,e,t.next)>=0&&So(t,t.prev,e)>=0:So(t,e,t.prev)<0||So(t,t.next,e)<0}function Ro(t,e){const i=Lo(t.i,t.x,t.y),n=Lo(e.i,e.x,e.y),r=t.next,s=e.prev;return t.next=e,e.prev=t,i.next=r,r.prev=i,n.next=i,i.prev=n,s.next=n,n.prev=s,n}function Po(t,e,i,n){const r=Lo(t,e,i);return n?(r.next=n.next,r.prev=n,n.next.prev=r,n.next=r):(r.prev=r,r.next=r),r}function Io(t){t.next.prev=t.prev,t.prev.next=t.next,t.prevZ&&(t.prevZ.nextZ=t.nextZ),t.nextZ&&(t.nextZ.prevZ=t.prevZ)}function Lo(t,e,i){return{i:t,x:e,y:i,prev:null,next:null,z:0,prevZ:null,nextZ:null,steiner:!1}}class Do{static triangulate(t,e,i=2){return function(t,e,i=2){const n=e&&e.length,r=n?e[0]*i:t.length;let s=oo(t,0,r,i,!0);const a=[];if(!s||s.next===s.prev)return a;let o,l,h;if(n&&(s=function(t,e,i,n){const r=[];for(let i=0,s=e.length;i80*i){o=1/0,l=1/0;let e=-1/0,n=-1/0;for(let s=i;se&&(e=i),r>n&&(n=r)}h=Math.max(e-o,n-l),h=0!==h?32767/h:0}return ho(s,a,i,o,l,h,0),a}(t,e,i)}}class Uo{static area(t){const e=t.length;let i=0;for(let n=e-1,r=0;r2&&t[e-1].equals(t[0])&&t.pop()}function Oo(t,e){for(let i=0;iNumber.EPSILON){const u=Math.sqrt(c),d=Math.sqrt(l*l+h*h),p=e.x-o/u,m=e.y+a/u,f=((i.x-h/d-p)*h-(i.y+l/d-m)*l)/(a*h-o*l);n=p+a*f-t.x,r=m+o*f-t.y;const g=n*n+r*r;if(g<=2)return new Le(n,r);s=Math.sqrt(g/2)}else{let t=!1;a>Number.EPSILON?l>Number.EPSILON&&(t=!0):a<-Number.EPSILON?l<-Number.EPSILON&&(t=!0):Math.sign(o)===Math.sign(h)&&(t=!0),t?(n=-o,r=a,s=Math.sqrt(c)):(n=a,r=o,s=Math.sqrt(c/2))}return new Le(n/s,r/s)}const I=[];for(let t=0,e=A.length,i=e-1,n=t+1;t=0;t--){const e=t/p,i=c*Math.cos(e*Math.PI/2),n=u*Math.sin(e*Math.PI/2)+d;for(let t=0,e=A.length;t=0;){const n=i;let r=i-1;r<0&&(r=t.length-1);for(let t=0,i=o+2*p;t0)&&d.push(e,r,l),(t!==i-1||o0!=t>0&&this.version++,this._anisotropy=t}get clearcoat(){return this._clearcoat}set clearcoat(t){this._clearcoat>0!=t>0&&this.version++,this._clearcoat=t}get iridescence(){return this._iridescence}set iridescence(t){this._iridescence>0!=t>0&&this.version++,this._iridescence=t}get dispersion(){return this._dispersion}set dispersion(t){this._dispersion>0!=t>0&&this.version++,this._dispersion=t}get sheen(){return this._sheen}set sheen(t){this._sheen>0!=t>0&&this.version++,this._sheen=t}get transmission(){return this._transmission}set transmission(t){this._transmission>0!=t>0&&this.version++,this._transmission=t}copy(t){return super.copy(t),this.defines={STANDARD:"",PHYSICAL:""},this.anisotropy=t.anisotropy,this.anisotropyRotation=t.anisotropyRotation,this.anisotropyMap=t.anisotropyMap,this.clearcoat=t.clearcoat,this.clearcoatMap=t.clearcoatMap,this.clearcoatRoughness=t.clearcoatRoughness,this.clearcoatRoughnessMap=t.clearcoatRoughnessMap,this.clearcoatNormalMap=t.clearcoatNormalMap,this.clearcoatNormalScale.copy(t.clearcoatNormalScale),this.dispersion=t.dispersion,this.ior=t.ior,this.iridescence=t.iridescence,this.iridescenceMap=t.iridescenceMap,this.iridescenceIOR=t.iridescenceIOR,this.iridescenceThicknessRange=[...t.iridescenceThicknessRange],this.iridescenceThicknessMap=t.iridescenceThicknessMap,this.sheen=t.sheen,this.sheenColor.copy(t.sheenColor),this.sheenColorMap=t.sheenColorMap,this.sheenRoughness=t.sheenRoughness,this.sheenRoughnessMap=t.sheenRoughnessMap,this.transmission=t.transmission,this.transmissionMap=t.transmissionMap,this.thickness=t.thickness,this.thicknessMap=t.thicknessMap,this.attenuationDistance=t.attenuationDistance,this.attenuationColor.copy(t.attenuationColor),this.specularIntensity=t.specularIntensity,this.specularIntensityMap=t.specularIntensityMap,this.specularColor.copy(t.specularColor),this.specularColorMap=t.specularColorMap,this}}class nl extends Un{constructor(t){super(),this.isMeshPhongMaterial=!0,this.type="MeshPhongMaterial",this.color=new In(16777215),this.specular=new In(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new In(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Le(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new Yi,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.specular.copy(t.specular),this.shininess=t.shininess,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.flatShading=t.flatShading,this.fog=t.fog,this}}class rl extends Un{constructor(t){super(),this.isMeshToonMaterial=!0,this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new In(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new In(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Le(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.gradientMap=t.gradientMap,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.alphaMap=t.alphaMap,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.fog=t.fog,this}}class sl extends Un{constructor(t){super(),this.isMeshNormalMaterial=!0,this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Le(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.setValues(t)}copy(t){return super.copy(t),this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.flatShading=t.flatShading,this}}class al extends Un{constructor(t){super(),this.isMeshLambertMaterial=!0,this.type="MeshLambertMaterial",this.color=new In(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new In(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Le(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new Yi,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.flatShading=t.flatShading,this.fog=t.fog,this}}class ol extends Un{constructor(t){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=3200,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.setValues(t)}copy(t){return super.copy(t),this.depthPacking=t.depthPacking,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this}}class ll extends Un{constructor(t){super(),this.isMeshDistanceMaterial=!0,this.type="MeshDistanceMaterial",this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.setValues(t)}copy(t){return super.copy(t),this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this}}class hl extends Un{constructor(t){super(),this.isMeshMatcapMaterial=!0,this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new In(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Le(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.defines={MATCAP:""},this.color.copy(t.color),this.matcap=t.matcap,this.map=t.map,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.alphaMap=t.alphaMap,this.flatShading=t.flatShading,this.fog=t.fog,this}}class cl extends na{constructor(t){super(),this.isLineDashedMaterial=!0,this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(t)}copy(t){return super.copy(t),this.scale=t.scale,this.dashSize=t.dashSize,this.gapSize=t.gapSize,this}}function ul(t,e){return t&&t.constructor!==e?"number"==typeof e.BYTES_PER_ELEMENT?new e(t):Array.prototype.slice.call(t):t}function dl(t){return ArrayBuffer.isView(t)&&!(t instanceof DataView)}function pl(t){const e=t.length,i=new Array(e);for(let t=0;t!==e;++t)i[t]=t;return i.sort((function(e,i){return t[e]-t[i]})),i}function ml(t,e,i){const n=t.length,r=new t.constructor(n);for(let s=0,a=0;a!==n;++s){const n=i[s]*e;for(let i=0;i!==e;++i)r[a++]=t[n+i]}return r}function fl(t,e,i,n){let r=1,s=t[0];for(;void 0!==s&&void 0===s[n];)s=t[r++];if(void 0===s)return;let a=s[n];if(void 0!==a)if(Array.isArray(a))do{a=s[n],void 0!==a&&(e.push(s.time),i.push(...a)),s=t[r++]}while(void 0!==s);else if(void 0!==a.toArray)do{a=s[n],void 0!==a&&(e.push(s.time),a.toArray(i,i.length)),s=t[r++]}while(void 0!==s);else do{a=s[n],void 0!==a&&(e.push(s.time),i.push(a)),s=t[r++]}while(void 0!==s)}class gl{constructor(t,e,i,n){this.parameterPositions=t,this._cachedIndex=0,this.resultBuffer=void 0!==n?n:new e.constructor(i),this.sampleValues=e,this.valueSize=i,this.settings=null,this.DefaultSettings_={}}evaluate(t){const e=this.parameterPositions;let i=this._cachedIndex,n=e[i],r=e[i-1];t:{e:{let s;i:{n:if(!(t=r)break t;{const a=e[1];t=r)break e}s=i,i=0}}for(;i>>1;te;)--s;if(++s,0!==r||s!==n){r>=s&&(s=Math.max(s,1),r=s-1);const t=this.getValueSize();this.times=i.slice(r,s),this.values=this.values.slice(r*t,s*t)}return this}validate(){let t=!0;const e=this.getValueSize();e-Math.floor(e)!=0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),t=!1);const i=this.times,n=this.values,r=i.length;0===r&&(console.error("THREE.KeyframeTrack: Track is empty.",this),t=!1);let s=null;for(let e=0;e!==r;e++){const n=i[e];if("number"==typeof n&&isNaN(n)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,e,n),t=!1;break}if(null!==s&&s>n){console.error("THREE.KeyframeTrack: Out of order keys.",this,e,n,s),t=!1;break}s=n}if(void 0!==n&&dl(n))for(let e=0,i=n.length;e!==i;++e){const i=n[e];if(isNaN(i)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,e,i),t=!1;break}}return t}optimize(){const t=this.times.slice(),e=this.values.slice(),i=this.getValueSize(),n=this.getInterpolation()===Kt,r=t.length-1;let s=1;for(let a=1;a0){t[s]=t[r];for(let t=r*i,n=s*i,a=0;a!==i;++a)e[n+a]=e[t+a];++s}return s!==t.length?(this.times=t.slice(0,s),this.values=e.slice(0,s*i)):(this.times=t,this.values=e),this}clone(){const t=this.times.slice(),e=this.values.slice(),i=new(0,this.constructor)(this.name,t,e);return i.createInterpolant=this.createInterpolant,i}}xl.prototype.ValueTypeName="",xl.prototype.TimeBufferType=Float32Array,xl.prototype.ValueBufferType=Float32Array,xl.prototype.DefaultInterpolation=Jt;class Ml extends xl{constructor(t,e,i){super(t,e,i)}}Ml.prototype.ValueTypeName="bool",Ml.prototype.ValueBufferType=Array,Ml.prototype.DefaultInterpolation=Zt,Ml.prototype.InterpolantFactoryMethodLinear=void 0,Ml.prototype.InterpolantFactoryMethodSmooth=void 0;class bl extends xl{constructor(t,e,i,n){super(t,e,i,n)}}bl.prototype.ValueTypeName="color";class Sl extends xl{constructor(t,e,i,n){super(t,e,i,n)}}Sl.prototype.ValueTypeName="number";class Tl extends gl{constructor(t,e,i,n){super(t,e,i,n)}interpolate_(t,e,i,n){const r=this.resultBuffer,s=this.sampleValues,a=this.valueSize,o=(i-e)/(n-e);let l=t*a;for(let t=l+a;l!==t;l+=4)De.slerpFlat(r,0,s,l-a,s,l,o);return r}}class wl extends xl{constructor(t,e,i,n){super(t,e,i,n)}InterpolantFactoryMethodLinear(t){return new Tl(this.times,this.values,this.getValueSize(),t)}}wl.prototype.ValueTypeName="quaternion",wl.prototype.InterpolantFactoryMethodSmooth=void 0;class El extends xl{constructor(t,e,i){super(t,e,i)}}El.prototype.ValueTypeName="string",El.prototype.ValueBufferType=Array,El.prototype.DefaultInterpolation=Zt,El.prototype.InterpolantFactoryMethodLinear=void 0,El.prototype.InterpolantFactoryMethodSmooth=void 0;class Al extends xl{constructor(t,e,i,n){super(t,e,i,n)}}Al.prototype.ValueTypeName="vector";class Cl{constructor(t="",e=-1,i=[],n=2500){this.name=t,this.tracks=i,this.duration=e,this.blendMode=n,this.uuid=we(),this.duration<0&&this.resetDuration()}static parse(t){const e=[],i=t.tracks,n=1/(t.fps||1);for(let t=0,r=i.length;t!==r;++t)e.push(Rl(i[t]).scale(n));const r=new this(t.name,t.duration,e,t.blendMode);return r.uuid=t.uuid,r}static toJSON(t){const e=[],i=t.tracks,n={name:t.name,duration:t.duration,tracks:e,uuid:t.uuid,blendMode:t.blendMode};for(let t=0,n=i.length;t!==n;++t)e.push(xl.toJSON(i[t]));return n}static CreateFromMorphTargetSequence(t,e,i,n){const r=e.length,s=[];for(let t=0;t1){const t=s[1];let e=n[t];e||(n[t]=e=[]),e.push(i)}}const s=[];for(const t in n)s.push(this.CreateFromMorphTargetSequence(t,n[t],e,i));return s}static parseAnimation(t,e){if(console.warn("THREE.AnimationClip: parseAnimation() is deprecated and will be removed with r185"),!t)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;const i=function(t,e,i,n,r){if(0!==i.length){const s=[],a=[];fl(i,s,a,n),0!==s.length&&r.push(new t(e,s,a))}},n=[],r=t.name||"default",s=t.fps||30,a=t.blendMode;let o=t.length||-1;const l=t.hierarchy||[];for(let t=0;t{e&&e(r),this.manager.itemEnd(t)}),0),r;if(void 0!==Ul[t])return void Ul[t].push({onLoad:e,onProgress:i,onError:n});Ul[t]=[],Ul[t].push({onLoad:e,onProgress:i,onError:n});const s=new Request(t,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin",signal:"function"==typeof AbortSignal.any?AbortSignal.any([this._abortController.signal,this.manager.abortController.signal]):this._abortController.signal}),a=this.mimeType,o=this.responseType;fetch(s).then((e=>{if(200===e.status||0===e.status){if(0===e.status&&console.warn("THREE.FileLoader: HTTP Status 0 received."),"undefined"==typeof ReadableStream||void 0===e.body||void 0===e.body.getReader)return e;const i=Ul[t],n=e.body.getReader(),r=e.headers.get("X-File-Size")||e.headers.get("Content-Length"),s=r?parseInt(r):0,a=0!==s;let o=0;const l=new ReadableStream({start(t){!function e(){n.read().then((({done:n,value:r})=>{if(n)t.close();else{o+=r.byteLength;const n=new ProgressEvent("progress",{lengthComputable:a,loaded:o,total:s});for(let t=0,e=i.length;t{t.error(e)}))}()}});return new Response(l)}throw new Nl(`fetch for "${e.url}" responded with ${e.status}: ${e.statusText}`,e)})).then((t=>{switch(o){case"arraybuffer":return t.arrayBuffer();case"blob":return t.blob();case"document":return t.text().then((t=>(new DOMParser).parseFromString(t,a)));case"json":return t.json();default:if(""===a)return t.text();{const e=/charset="?([^;"\s]*)"?/i.exec(a),i=e&&e[1]?e[1].toLowerCase():void 0,n=new TextDecoder(i);return t.arrayBuffer().then((t=>n.decode(t)))}}})).then((e=>{Pl.add(`file:${t}`,e);const i=Ul[t];delete Ul[t];for(let t=0,n=i.length;t{const i=Ul[t];if(void 0===i)throw this.manager.itemError(t),e;delete Ul[t];for(let t=0,n=i.length;t{this.manager.itemEnd(t)})),this.manager.itemStart(t)}setResponseType(t){return this.responseType=t,this}setMimeType(t){return this.mimeType=t,this}abort(){return this._abortController.abort(),this._abortController=new AbortController,this}}const Fl=new WeakMap;class zl extends Dl{constructor(t){super(t)}load(t,e,i,n){void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t);const r=this,s=Pl.get(`image:${t}`);if(void 0!==s){if(!0===s.complete)r.manager.itemStart(t),setTimeout((function(){e&&e(s),r.manager.itemEnd(t)}),0);else{let t=Fl.get(s);void 0===t&&(t=[],Fl.set(s,t)),t.push({onLoad:e,onError:n})}return s}const a=He("img");function o(){h(),e&&e(this);const i=Fl.get(this)||[];for(let t=0;t0:n.vertexColors=t.vertexColors),void 0!==t.uniforms)for(const e in t.uniforms){const r=t.uniforms[e];switch(n.uniforms[e]={},r.type){case"t":n.uniforms[e].value=i(r.value);break;case"c":n.uniforms[e].value=(new In).setHex(r.value);break;case"v2":n.uniforms[e].value=(new Le).fromArray(r.value);break;case"v3":n.uniforms[e].value=(new Ue).fromArray(r.value);break;case"v4":n.uniforms[e].value=(new ai).fromArray(r.value);break;case"m3":n.uniforms[e].value=(new Fe).fromArray(r.value);break;case"m4":n.uniforms[e].value=(new zi).fromArray(r.value);break;default:n.uniforms[e].value=r.value}}if(void 0!==t.defines&&(n.defines=t.defines),void 0!==t.vertexShader&&(n.vertexShader=t.vertexShader),void 0!==t.fragmentShader&&(n.fragmentShader=t.fragmentShader),void 0!==t.glslVersion&&(n.glslVersion=t.glslVersion),void 0!==t.extensions)for(const e in t.extensions)n.extensions[e]=t.extensions[e];if(void 0!==t.lights&&(n.lights=t.lights),void 0!==t.clipping&&(n.clipping=t.clipping),void 0!==t.size&&(n.size=t.size),void 0!==t.sizeAttenuation&&(n.sizeAttenuation=t.sizeAttenuation),void 0!==t.map&&(n.map=i(t.map)),void 0!==t.matcap&&(n.matcap=i(t.matcap)),void 0!==t.alphaMap&&(n.alphaMap=i(t.alphaMap)),void 0!==t.bumpMap&&(n.bumpMap=i(t.bumpMap)),void 0!==t.bumpScale&&(n.bumpScale=t.bumpScale),void 0!==t.normalMap&&(n.normalMap=i(t.normalMap)),void 0!==t.normalMapType&&(n.normalMapType=t.normalMapType),void 0!==t.normalScale){let e=t.normalScale;!1===Array.isArray(e)&&(e=[e,e]),n.normalScale=(new Le).fromArray(e)}return void 0!==t.displacementMap&&(n.displacementMap=i(t.displacementMap)),void 0!==t.displacementScale&&(n.displacementScale=t.displacementScale),void 0!==t.displacementBias&&(n.displacementBias=t.displacementBias),void 0!==t.roughnessMap&&(n.roughnessMap=i(t.roughnessMap)),void 0!==t.metalnessMap&&(n.metalnessMap=i(t.metalnessMap)),void 0!==t.emissiveMap&&(n.emissiveMap=i(t.emissiveMap)),void 0!==t.emissiveIntensity&&(n.emissiveIntensity=t.emissiveIntensity),void 0!==t.specularMap&&(n.specularMap=i(t.specularMap)),void 0!==t.specularIntensityMap&&(n.specularIntensityMap=i(t.specularIntensityMap)),void 0!==t.specularColorMap&&(n.specularColorMap=i(t.specularColorMap)),void 0!==t.envMap&&(n.envMap=i(t.envMap)),void 0!==t.envMapRotation&&n.envMapRotation.fromArray(t.envMapRotation),void 0!==t.envMapIntensity&&(n.envMapIntensity=t.envMapIntensity),void 0!==t.reflectivity&&(n.reflectivity=t.reflectivity),void 0!==t.refractionRatio&&(n.refractionRatio=t.refractionRatio),void 0!==t.lightMap&&(n.lightMap=i(t.lightMap)),void 0!==t.lightMapIntensity&&(n.lightMapIntensity=t.lightMapIntensity),void 0!==t.aoMap&&(n.aoMap=i(t.aoMap)),void 0!==t.aoMapIntensity&&(n.aoMapIntensity=t.aoMapIntensity),void 0!==t.gradientMap&&(n.gradientMap=i(t.gradientMap)),void 0!==t.clearcoatMap&&(n.clearcoatMap=i(t.clearcoatMap)),void 0!==t.clearcoatRoughnessMap&&(n.clearcoatRoughnessMap=i(t.clearcoatRoughnessMap)),void 0!==t.clearcoatNormalMap&&(n.clearcoatNormalMap=i(t.clearcoatNormalMap)),void 0!==t.clearcoatNormalScale&&(n.clearcoatNormalScale=(new Le).fromArray(t.clearcoatNormalScale)),void 0!==t.iridescenceMap&&(n.iridescenceMap=i(t.iridescenceMap)),void 0!==t.iridescenceThicknessMap&&(n.iridescenceThicknessMap=i(t.iridescenceThicknessMap)),void 0!==t.transmissionMap&&(n.transmissionMap=i(t.transmissionMap)),void 0!==t.thicknessMap&&(n.thicknessMap=i(t.thicknessMap)),void 0!==t.anisotropyMap&&(n.anisotropyMap=i(t.anisotropyMap)),void 0!==t.sheenColorMap&&(n.sheenColorMap=i(t.sheenColorMap)),void 0!==t.sheenRoughnessMap&&(n.sheenRoughnessMap=i(t.sheenRoughnessMap)),n}setTextures(t){return this.textures=t,this}createMaterialFromType(t){return sh.createMaterialFromType(t)}static createMaterialFromType(t){return new{ShadowMaterial:Qo,SpriteMaterial:zr,RawShaderMaterial:tl,ShaderMaterial:yr,PointsMaterial:_a,MeshPhysicalMaterial:il,MeshStandardMaterial:el,MeshPhongMaterial:nl,MeshToonMaterial:rl,MeshNormalMaterial:sl,MeshLambertMaterial:al,MeshDepthMaterial:ol,MeshDistanceMaterial:ll,MeshBasicMaterial:Nn,MeshMatcapMaterial:hl,LineDashedMaterial:cl,LineBasicMaterial:na,Material:Un}[t]}}class ah{static extractUrlBase(t){const e=t.lastIndexOf("/");return-1===e?"./":t.slice(0,e+1)}static resolveURL(t,e){return"string"!=typeof t||""===t?"":(/^https?:\/\//i.test(e)&&/^\//.test(t)&&(e=e.replace(/(^https?:\/\/[^\/]+).*/i,"$1")),/^(https?:)?\/\//i.test(t)||/^data:.*,.*$/i.test(t)||/^blob:.*$/i.test(t)?t:e+t)}}class oh extends tr{constructor(){super(),this.isInstancedBufferGeometry=!0,this.type="InstancedBufferGeometry",this.instanceCount=1/0}copy(t){return super.copy(t),this.instanceCount=t.instanceCount,this}toJSON(){const t=super.toJSON();return t.instanceCount=this.instanceCount,t.isInstancedBufferGeometry=!0,t}}class lh extends Dl{constructor(t){super(t)}load(t,e,i,n){const r=this,s=new Ol(r.manager);s.setPath(r.path),s.setRequestHeader(r.requestHeader),s.setWithCredentials(r.withCredentials),s.load(t,(function(i){try{e(r.parse(JSON.parse(i)))}catch(e){n?n(e):console.error(e),r.manager.itemError(t)}}),i,n)}parse(t){const e={},i={};function n(t,n){if(void 0!==e[n])return e[n];const r=t.interleavedBuffers[n],s=function(t,e){if(void 0!==i[e])return i[e];const n=t.arrayBuffers[e],r=new Uint32Array(n).buffer;return i[e]=r,r}(t,r.buffer),a=Ve(r.type,s),o=new Nr(a,r.stride);return o.uuid=r.uuid,e[n]=o,o}const r=t.isInstancedBufferGeometry?new oh:new tr,s=t.data.index;if(void 0!==s){const t=Ve(s.type,s.array);r.setIndex(new Gn(t,1))}const a=t.data.attributes;for(const e in a){const i=a[e];let s;if(i.isInterleavedBufferAttribute){const e=n(t.data,i.data);s=new Fr(e,i.itemSize,i.offset,i.normalized)}else{const t=Ve(i.type,i.array);s=new(i.isInstancedBufferAttribute?vs:Gn)(t,i.itemSize,i.normalized)}void 0!==i.name&&(s.name=i.name),void 0!==i.usage&&s.setUsage(i.usage),r.setAttribute(e,s)}const o=t.data.morphAttributes;if(o)for(const e in o){const i=o[e],s=[];for(let e=0,r=i.length;e0){this.source.connect(this.filters[0]);for(let t=1,e=this.filters.length;t0){this.source.disconnect(this.filters[0]);for(let t=1,e=this.filters.length;t0&&this._mixBufferRegionAdditive(i,n,this._addIndex*e,1,e);for(let t=e,r=e+e;t!==r;++t)if(i[t]!==i[t+e]){a.setValue(i,n);break}}saveOriginalState(){const t=this.binding,e=this.buffer,i=this.valueSize,n=i*this._origIndex;t.getValue(e,n);for(let t=i,r=n;t!==r;++t)e[t]=e[n+t%i];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0}restoreOriginalState(){const t=3*this.valueSize;this.binding.setValue(this.buffer,t)}_setAdditiveIdentityNumeric(){const t=this._addIndex*this.valueSize,e=t+this.valueSize;for(let i=t;i=.5)for(let n=0;n!==r;++n)t[e+n]=t[i+n]}_slerp(t,e,i,n){De.slerpFlat(t,e,t,e,t,i,n)}_slerpAdditive(t,e,i,n,r){const s=this._workIndex*r;De.multiplyQuaternionsFlat(t,s,t,e,t,i),De.slerpFlat(t,e,t,e,t,s,n)}_lerp(t,e,i,n,r){const s=1-n;for(let a=0;a!==r;++a){const r=e+a;t[r]=t[r]*s+t[i+a]*n}}_lerpAdditive(t,e,i,n,r){for(let s=0;s!==r;++s){const r=e+s;t[r]=t[r]+t[i+s]*n}}}const Ih="\\[\\]\\.:\\/",Lh=new RegExp("["+Ih+"]","g"),Dh="[^"+Ih+"]",Uh="[^"+Ih.replace("\\.","")+"]",Nh=new RegExp("^"+/((?:WC+[\/:])*)/.source.replace("WC",Dh)+/(WCOD+)?/.source.replace("WCOD",Uh)+/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",Dh)+/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",Dh)+"$"),Oh=["material","materials","bones","map"];class Fh{constructor(t,e,i){this.path=e,this.parsedPath=i||Fh.parseTrackName(e),this.node=Fh.findNode(t,this.parsedPath.nodeName),this.rootNode=t,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(t,e,i){return t&&t.isAnimationObjectGroup?new Fh.Composite(t,e,i):new Fh(t,e,i)}static sanitizeNodeName(t){return t.replace(/\s/g,"_").replace(Lh,"")}static parseTrackName(t){const e=Nh.exec(t);if(null===e)throw new Error("PropertyBinding: Cannot parse trackName: "+t);const i={nodeName:e[2],objectName:e[3],objectIndex:e[4],propertyName:e[5],propertyIndex:e[6]},n=i.nodeName&&i.nodeName.lastIndexOf(".");if(void 0!==n&&-1!==n){const t=i.nodeName.substring(n+1);-1!==Oh.indexOf(t)&&(i.nodeName=i.nodeName.substring(0,n),i.objectName=t)}if(null===i.propertyName||0===i.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+t);return i}static findNode(t,e){if(void 0===e||""===e||"."===e||-1===e||e===t.name||e===t.uuid)return t;if(t.skeleton){const i=t.skeleton.getBoneByName(e);if(void 0!==i)return i}if(t.children){const i=function(t){for(let n=0;n0){const t=this._interpolants,e=this._propertyBindings;if(this.blendMode===ee)for(let i=0,n=t.length;i!==n;++i)t[i].evaluate(s),e[i].accumulateAdditive(a);else for(let i=0,r=t.length;i!==r;++i)t[i].evaluate(s),e[i].accumulate(n,a)}}_updateWeight(t){let e=0;if(this.enabled){e=this.weight;const i=this._weightInterpolant;if(null!==i){const n=i.evaluate(t)[0];e*=n,t>i.parameterPositions[1]&&(this.stopFading(),0===n&&(this.enabled=!1))}}return this._effectiveWeight=e,e}_updateTimeScale(t){let e=0;if(!this.paused){e=this.timeScale;const i=this._timeScaleInterpolant;null!==i&&(e*=i.evaluate(t)[0],t>i.parameterPositions[1]&&(this.stopWarping(),0===e?this.paused=!0:this.timeScale=e))}return this._effectiveTimeScale=e,e}_updateTime(t){const e=this._clip.duration,i=this.loop;let n=this.time+t,r=this._loopCount;const s=2202===i;if(0===t)return-1===r||!s||1&~r?n:e-n;if(2200===i){-1===r&&(this._loopCount=0,this._setEndings(!0,!0,!1));t:{if(n>=e)n=e;else{if(!(n<0)){this.time=n;break t}n=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=n,this._mixer.dispatchEvent({type:"finished",action:this,direction:t<0?-1:1})}}else{if(-1===r&&(t>=0?(r=0,this._setEndings(!0,0===this.repetitions,s)):this._setEndings(0===this.repetitions,!0,s)),n>=e||n<0){const i=Math.floor(n/e);n-=e*i,r+=Math.abs(i);const a=this.repetitions-r;if(a<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,n=t>0?e:0,this.time=n,this._mixer.dispatchEvent({type:"finished",action:this,direction:t>0?1:-1});else{if(1===a){const e=t<0;this._setEndings(e,!e,s)}else this._setEndings(!1,!1,s);this._loopCount=r,this.time=n,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:i})}}else this.time=n;if(s&&!(1&~r))return e-n}return n}_setEndings(t,e,i){const n=this._interpolantSettings;i?(n.endingStart=Qt,n.endingEnd=Qt):(n.endingStart=t?this.zeroSlopeAtStart?Qt:$t:te,n.endingEnd=e?this.zeroSlopeAtEnd?Qt:$t:te)}_scheduleFading(t,e,i){const n=this._mixer,r=n.time;let s=this._weightInterpolant;null===s&&(s=n._lendControlInterpolant(),this._weightInterpolant=s);const a=s.parameterPositions,o=s.sampleValues;return a[0]=r,o[0]=e,a[1]=r+t,o[1]=i,this}}const Bh=new Float32Array(1);class kh{constructor(t){this.value=t}clone(){return new kh(void 0===this.value.clone?this.value:this.value.clone())}}let Vh=0;const Hh=new zi;function Gh(t,e){return t.distance-e.distance}function Wh(t,e,i,n){let r=!0;if(t.layers.test(e.layers)&&!1===t.raycast(e,i)&&(r=!1),!0===r&&!0===n){const n=t.children;for(let t=0,r=n.length;tt.start-e.start));let e=0;for(let t=1;t 0\n\tvec4 plane;\n\t#ifdef ALPHA_TO_COVERAGE\n\t\tfloat distanceToPlane, distanceGradient;\n\t\tfloat clipOpacity = 1.0;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\tclipOpacity *= smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\tif ( clipOpacity == 0.0 ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tfloat unionClipOpacity = 1.0;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\t\tunionClipOpacity *= 1.0 - smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tclipOpacity *= 1.0 - unionClipOpacity;\n\t\t#endif\n\t\tdiffuseColor.a *= clipOpacity;\n\t\tif ( diffuseColor.a == 0.0 ) discard;\n\t#else\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tbool clipped = true;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tif ( clipped ) discard;\n\t\t#endif\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#elif defined( USE_COLOR )\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR )\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvarying vec3 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvColor = vec4( 1.0 );\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvColor = vec3( 1.0 );\n#endif\n#ifdef USE_COLOR\n\tvColor *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.xyz *= instanceColor.xyz;\n#endif\n#ifdef USE_BATCHING_COLOR\n\tvec3 batchingColor = getBatchingColor( getIndirectIndex( gl_DrawID ) );\n\tvColor.xyz *= batchingColor.xyz;\n#endif",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement( a ) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nvec3 pow2( const in vec3 x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }\nfloat average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract( sin( sn ) * c );\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\n#ifdef USE_ALPHAHASH\n\tvarying vec3 vPosition;\n#endif\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nmat3 transposeMat3( const in mat3 m ) {\n\tmat3 tmp;\n\ttmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\n\ttmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\n\ttmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\n\treturn tmp;\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}\nvec3 BRDF_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n}\nfloat F_Schlick( const in float f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n} // validated",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\thighp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tuv.x += filterInt * 3.0 * cubeUV_minTileSize;\n\t\tuv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );\n\t\tuv.x *= CUBEUV_TEXEL_WIDTH;\n\t\tuv.y *= CUBEUV_TEXEL_HEIGHT;\n\t\t#ifdef texture2DGradEXT\n\t\t\treturn texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;\n\t\t#else\n\t\t\treturn texture2D( envMap, uv ).rgb;\n\t\t#endif\n\t}\n\t#define cubeUV_r0 1.0\n\t#define cubeUV_m0 - 2.0\n\t#define cubeUV_r1 0.8\n\t#define cubeUV_m1 - 1.0\n\t#define cubeUV_r4 0.4\n\t#define cubeUV_m4 2.0\n\t#define cubeUV_r5 0.305\n\t#define cubeUV_m5 3.0\n\t#define cubeUV_r6 0.21\n\t#define cubeUV_m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= cubeUV_r1 ) {\n\t\t\tmip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;\n\t\t} else if ( roughness >= cubeUV_r4 ) {\n\t\t\tmip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;\n\t\t} else if ( roughness >= cubeUV_r5 ) {\n\t\t\tmip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;\n\t\t} else if ( roughness >= cubeUV_r6 ) {\n\t\t\tmip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = objectTangent;\n#endif\n#ifdef USE_BATCHING\n\tmat3 bm = mat3( batchingMatrix );\n\ttransformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) );\n\ttransformedNormal = bm * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = bm * transformedTangent;\n\t#endif\n#endif\n#ifdef USE_INSTANCING\n\tmat3 im = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) );\n\ttransformedNormal = im * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = im * transformedTangent;\n\t#endif\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\ttransformedTangent = ( modelViewMatrix * vec4( transformedTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE_EMISSIVE\n\t\temissiveColor = sRGBTransferEOTF( emissiveColor );\n\t#endif\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",colorspace_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",colorspace_pars_fragment:"vec4 LinearTransferOETF( in vec4 value ) {\n\treturn value;\n}\nvec4 sRGBTransferEOTF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 sRGBTransferOETF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, envMapRotation * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\tuniform mat3 envMapRotation;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\t\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#ifdef USE_ENVMAP\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * worldNormal, 1.0 );\n\t\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\tvec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 reflectVec = reflect( - viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * reflectVec, roughness );\n\t\t\treturn envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\t#ifdef USE_ANISOTROPY\n\t\tvec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {\n\t\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\t\tvec3 bentNormal = cross( bitangent, viewDir );\n\t\t\t\tbentNormal = normalize( cross( bentNormal, bitangent ) );\n\t\t\t\tbentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );\n\t\t\t\treturn getIBLRadiance( viewDir, bentNormal, roughness );\n\t\t\t#else\n\t\t\t\treturn vec3( 0.0 );\n\t\t\t#endif\n\t\t}\n\t#endif\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tvFogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float vFogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, vFogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float vFogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn vec3( texture2D( gradientMap, coord ).r );\n\t#else\n\t\tvec2 fw = fwidth( coord ) * 0.5;\n\t\treturn mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );\n\t#endif\n}",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_fragment:"LambertMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularStrength = specularStrength;",lights_lambert_pars_fragment:"varying vec3 vViewPosition;\nstruct LambertMaterial {\n\tvec3 diffuseColor;\n\tfloat specularStrength;\n};\nvoid RE_Direct_Lambert( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Lambert\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Lambert",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\n#if defined( USE_LIGHT_PROBES )\n\tuniform vec3 lightProbe[ 9 ];\n#endif\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {\n\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\treturn irradiance;\n}\nfloat getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\tif ( cutoffDistance > 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n}\nfloat getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {\n\treturn smoothstep( coneCosine, penumbraCosine, angleCosine );\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalLightInfo( const in DirectionalLight directionalLight, out IncidentLight light ) {\n\t\tlight.color = directionalLight.color;\n\t\tlight.direction = directionalLight.direction;\n\t\tlight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointLightInfo( const in PointLight pointLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tlight.color = pointLight.color;\n\t\tlight.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );\n\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotLightInfo( const in SpotLight spotLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat angleCos = dot( light.direction, spotLight.direction );\n\t\tfloat spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\tif ( spotAttenuation > 0.0 ) {\n\t\t\tfloat lightDistance = length( lVector );\n\t\t\tlight.color = spotLight.color * spotAttenuation;\n\t\t\tlight.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t\t} else {\n\t\t\tlight.color = vec3( 0.0 );\n\t\t\tlight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {\n\t\tfloat dotNL = dot( normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\treturn irradiance;\n\t}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nvec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;\nmaterial.roughness = min( material.roughness, 1.0 );\n#ifdef IOR\n\tmaterial.ior = ior;\n\t#ifdef USE_SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularColorFactor = specularColor;\n\t\t#ifdef USE_SPECULAR_COLORMAP\n\t\t\tspecularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;\n\t\t#endif\n\t\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;\n\t\t#endif\n\t\tmaterial.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );\n\t#else\n\t\tfloat specularIntensityFactor = 1.0;\n\t\tvec3 specularColorFactor = vec3( 1.0 );\n\t\tmaterial.specularF90 = 1.0;\n\t#endif\n\tmaterial.specularColor = mix( min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor, diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( 0.04 ), diffuseColor.rgb, metalnessFactor );\n\tmaterial.specularF90 = 1.0;\n#endif\n#ifdef USE_CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\tmaterial.clearcoatF0 = vec3( 0.04 );\n\tmaterial.clearcoatF90 = 1.0;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_DISPERSION\n\tmaterial.dispersion = dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tmaterial.iridescence = iridescence;\n\tmaterial.iridescenceIOR = iridescenceIOR;\n\t#ifdef USE_IRIDESCENCEMAP\n\t\tmaterial.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;\n\t#endif\n\t#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\t\tmaterial.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;\n\t#else\n\t\tmaterial.iridescenceThickness = iridescenceThicknessMaximum;\n\t#endif\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheenColor;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tmaterial.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;\n\t#endif\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 );\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tmaterial.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\t#ifdef USE_ANISOTROPYMAP\n\t\tmat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );\n\t\tvec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;\n\t\tvec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;\n\t#else\n\t\tvec2 anisotropyV = anisotropyVector;\n\t#endif\n\tmaterial.anisotropy = length( anisotropyV );\n\tif( material.anisotropy == 0.0 ) {\n\t\tanisotropyV = vec2( 1.0, 0.0 );\n\t} else {\n\t\tanisotropyV /= material.anisotropy;\n\t\tmaterial.anisotropy = saturate( material.anisotropy );\n\t}\n\tmaterial.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );\n\tmaterial.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y;\n\tmaterial.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y;\n#endif",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tfloat roughness;\n\tvec3 specularColor;\n\tfloat specularF90;\n\tfloat dispersion;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat clearcoat;\n\t\tfloat clearcoatRoughness;\n\t\tvec3 clearcoatF0;\n\t\tfloat clearcoatF90;\n\t#endif\n\t#ifdef USE_IRIDESCENCE\n\t\tfloat iridescence;\n\t\tfloat iridescenceIOR;\n\t\tfloat iridescenceThickness;\n\t\tvec3 iridescenceFresnel;\n\t\tvec3 iridescenceF0;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tvec3 sheenColor;\n\t\tfloat sheenRoughness;\n\t#endif\n\t#ifdef IOR\n\t\tfloat ior;\n\t#endif\n\t#ifdef USE_TRANSMISSION\n\t\tfloat transmission;\n\t\tfloat transmissionAlpha;\n\t\tfloat thickness;\n\t\tfloat attenuationDistance;\n\t\tvec3 attenuationColor;\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat anisotropy;\n\t\tfloat alphaT;\n\t\tvec3 anisotropyT;\n\t\tvec3 anisotropyB;\n\t#endif\n};\nvec3 clearcoatSpecularDirect = vec3( 0.0 );\nvec3 clearcoatSpecularIndirect = vec3( 0.0 );\nvec3 sheenSpecularDirect = vec3( 0.0 );\nvec3 sheenSpecularIndirect = vec3(0.0 );\nvec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {\n float x = clamp( 1.0 - dotVH, 0.0, 1.0 );\n float x2 = x * x;\n float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );\n return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );\n}\nfloat V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\n#ifdef USE_ANISOTROPY\n\tfloat V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {\n\t\tfloat gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );\n\t\tfloat gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );\n\t\tfloat v = 0.5 / ( gv + gl );\n\t\treturn saturate(v);\n\t}\n\tfloat D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {\n\t\tfloat a2 = alphaT * alphaB;\n\t\thighp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );\n\t\thighp float v2 = dot( v, v );\n\t\tfloat w2 = a2 / v2;\n\t\treturn RECIPROCAL_PI * a2 * pow2 ( w2 );\n\t}\n#endif\n#ifdef USE_CLEARCOAT\n\tvec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {\n\t\tvec3 f0 = material.clearcoatF0;\n\t\tfloat f90 = material.clearcoatF90;\n\t\tfloat roughness = material.clearcoatRoughness;\n\t\tfloat alpha = pow2( roughness );\n\t\tvec3 halfDir = normalize( lightDir + viewDir );\n\t\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\t\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\t\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\t\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\t\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t\treturn F * ( V * D );\n\t}\n#endif\nvec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 f0 = material.specularColor;\n\tfloat f90 = material.specularF90;\n\tfloat roughness = material.roughness;\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t#ifdef USE_IRIDESCENCE\n\t\tF = mix( F, material.iridescenceFresnel, material.iridescence );\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat dotTL = dot( material.anisotropyT, lightDir );\n\t\tfloat dotTV = dot( material.anisotropyT, viewDir );\n\t\tfloat dotTH = dot( material.anisotropyT, halfDir );\n\t\tfloat dotBL = dot( material.anisotropyB, lightDir );\n\t\tfloat dotBV = dot( material.anisotropyB, viewDir );\n\t\tfloat dotBH = dot( material.anisotropyB, halfDir );\n\t\tfloat V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );\n\t\tfloat D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );\n\t#else\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t#endif\n\treturn F * ( V * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie( float roughness, float dotNH ) {\n\tfloat alpha = pow2( roughness );\n\tfloat invAlpha = 1.0 / alpha;\n\tfloat cos2h = dotNH * dotNH;\n\tfloat sin2h = max( 1.0 - cos2h, 0.0078125 );\n\treturn ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );\n}\nfloat V_Neubelt( float dotNV, float dotNL ) {\n\treturn saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );\n}\nvec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat D = D_Charlie( sheenRoughness, dotNH );\n\tfloat V = V_Neubelt( dotNV, dotNL );\n\treturn sheenColor * ( D * V );\n}\n#endif\nfloat IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat r2 = roughness * roughness;\n\tfloat a = roughness < 0.25 ? -339.2 * r2 + 161.4 * roughness - 25.9 : -8.48 * r2 + 14.3 * roughness - 9.95;\n\tfloat b = roughness < 0.25 ? 44.0 * r2 - 23.7 * roughness + 3.26 : 1.97 * r2 - 3.27 * roughness + 0.72;\n\tfloat DG = exp( a * dotNV + b ) + ( roughness < 0.25 ? 0.0 : 0.1 * ( roughness - 0.25 ) );\n\treturn saturate( DG * RECIPROCAL_PI );\n}\nvec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tconst vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\n\tconst vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\n\tvec4 r = roughness * c0 + c1;\n\tfloat a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\n\tvec2 fab = vec2( - 1.04, 1.04 ) * a004 + r.zw;\n\treturn fab;\n}\nvec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\treturn specularColor * fab.x + specularF90 * fab.y;\n}\n#ifdef USE_IRIDESCENCE\nvoid computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#else\nvoid computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#endif\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\t#ifdef USE_IRIDESCENCE\n\t\tvec3 Fr = mix( specularColor, iridescenceF0, iridescence );\n\t#else\n\t\tvec3 Fr = specularColor;\n\t#endif\n\tvec3 FssEss = Fr * fab.x + specularF90 * fab.y;\n\tfloat Ess = fab.x + fab.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometryNormal;\n\t\tvec3 viewDir = geometryViewDir;\n\t\tvec3 position = geometryPosition;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.roughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3( 0, 1, 0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );\n\t#endif\n\treflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometryViewDir, geometryNormal, material );\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t#endif\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\t#ifdef USE_IRIDESCENCE\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness, singleScattering, multiScattering );\n\t#else\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering );\n\t#endif\n\tvec3 totalScattering = singleScattering + multiScattering;\n\tvec3 diffuse = material.diffuseColor * ( 1.0 - max( max( totalScattering.r, totalScattering.g ), totalScattering.b ) );\n\treflectedLight.indirectSpecular += radiance * singleScattering;\n\treflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;\n\treflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nvec3 geometryPosition = - vViewPosition;\nvec3 geometryNormal = normal;\nvec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\nvec3 geometryClearcoatNormal = vec3( 0.0 );\n#ifdef USE_CLEARCOAT\n\tgeometryClearcoatNormal = clearcoatNormal;\n#endif\n#ifdef USE_IRIDESCENCE\n\tfloat dotNVi = saturate( dot( normal, geometryViewDir ) );\n\tif ( material.iridescenceThickness == 0.0 ) {\n\t\tmaterial.iridescence = 0.0;\n\t} else {\n\t\tmaterial.iridescence = saturate( material.iridescence );\n\t}\n\tif ( material.iridescence > 0.0 ) {\n\t\tmaterial.iridescenceFresnel = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );\n\t\tmaterial.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );\n\t}\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointLightInfo( pointLight, geometryPosition, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowIntensity, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\tvec4 spotColor;\n\tvec3 spotLightCoord;\n\tbool inSpotLightMap;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotLightInfo( spotLight, geometryPosition, directLight );\n\t\t#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX\n\t\t#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS\n\t\t#else\n\t\t#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#endif\n\t\t#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )\n\t\t\tspotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;\n\t\t\tinSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );\n\t\t\tspotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );\n\t\t\tdirectLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;\n\t\t#endif\n\t\t#undef SPOT_LIGHT_MAP_INDEX\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowIntensity, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalLightInfo( directionalLight, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowIntensity, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\t#if defined( USE_LIGHT_PROBES )\n\t\tirradiance += getLightProbeIrradiance( lightProbe, geometryNormal );\n\t#endif\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometryNormal );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getIBLIrradiance( geometryNormal );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\t#ifdef USE_ANISOTROPY\n\t\tradiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );\n\t#else\n\t\tradiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGDEPTHBUF )\n\tgl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGDEPTHBUF )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\tvFragDepth = 1.0 + gl_Position.w;\n\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 sampledDiffuseColor = texture2D( map, vMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\tsampledDiffuseColor = sRGBTransferEOTF( sampledDiffuseColor );\n\t#endif\n\tdiffuseColor *= sampledDiffuseColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t#if defined( USE_POINTS_UV )\n\t\tvec2 uv = vUv;\n\t#else\n\t\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tdiffuseColor *= texture2D( map, uv );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_POINTS_UV )\n\tvarying vec2 vUv;\n#else\n\t#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t\tuniform mat3 uvTransform;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphinstance_vertex:"#ifdef USE_INSTANCING_MORPH\n\tfloat morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\tfloat morphTargetBaseInfluence = texelFetch( morphTexture, ivec2( 0, gl_InstanceID ), 0 ).r;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tmorphTargetInfluences[i] = texelFetch( morphTexture, ivec2( i + 1, gl_InstanceID ), 0 ).r;\n\t}\n#endif",morphcolor_vertex:"#if defined( USE_MORPHCOLORS )\n\tvColor *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t#if defined( USE_COLOR_ALPHA )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];\n\t\t#elif defined( USE_COLOR )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];\n\t\t#endif\n\t}\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\t#ifndef USE_INSTANCING_MORPH\n\t\tuniform float morphTargetBaseInfluence;\n\t\tuniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\t#endif\n\tuniform sampler2DArray morphTargetsTexture;\n\tuniform ivec2 morphTargetsTextureSize;\n\tvec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {\n\t\tint texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;\n\t\tint y = texelIndex / morphTargetsTextureSize.x;\n\t\tint x = texelIndex - y * morphTargetsTextureSize.x;\n\t\tivec3 morphUV = ivec3( x, y, morphTargetIndex );\n\t\treturn texelFetch( morphTargetsTexture, morphUV, 0 );\n\t}\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = dFdx( vViewPosition );\n\tvec3 fdy = dFdy( vViewPosition );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal *= faceDirection;\n\t#endif\n#endif\n#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn = getTangentFrame( - vViewPosition, normal,\n\t\t#if defined( USE_NORMALMAP )\n\t\t\tvNormalMapUv\n\t\t#elif defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tvClearcoatNormalMapUv\n\t\t#else\n\t\t\tvUv\n\t\t#endif\n\t\t);\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn[0] *= faceDirection;\n\t\ttbn[1] *= faceDirection;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn2[0] *= faceDirection;\n\t\ttbn2[1] *= faceDirection;\n\t#endif\n#endif\nvec3 nonPerturbedNormal = normal;",normal_fragment_maps:"#ifdef USE_NORMALMAP_OBJECTSPACE\n\tnormal = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( USE_NORMALMAP_TANGENTSPACE )\n\tvec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\tnormal = normalize( tbn * mapN );\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normal_pars_fragment:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_pars_vertex:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_vertex:"#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef USE_NORMALMAP_OBJECTSPACE\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )\n\tmat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( uv.st );\n\t\tvec2 st1 = dFdy( uv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det );\n\t\treturn mat3( T * scale, B * scale, N );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = nonPerturbedNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\tclearcoatNormal = normalize( tbn2 * clearcoatMapN );\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif",iridescence_pars_fragment:"#ifdef USE_IRIDESCENCEMAP\n\tuniform sampler2D iridescenceMap;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform sampler2D iridescenceThicknessMap;\n#endif",opaque_fragment:"#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= material.transmissionAlpha;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;const float ShiftRight8 = 1. / 256.;\nconst float Inv255 = 1. / 255.;\nconst vec4 PackFactors = vec4( 1.0, 256.0, 256.0 * 256.0, 256.0 * 256.0 * 256.0 );\nconst vec2 UnpackFactors2 = vec2( UnpackDownscale, 1.0 / PackFactors.g );\nconst vec3 UnpackFactors3 = vec3( UnpackDownscale / PackFactors.rg, 1.0 / PackFactors.b );\nconst vec4 UnpackFactors4 = vec4( UnpackDownscale / PackFactors.rgb, 1.0 / PackFactors.a );\nvec4 packDepthToRGBA( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec4( 0., 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec4( 1., 1., 1., 1. );\n\tfloat vuf;\n\tfloat af = modf( v * PackFactors.a, vuf );\n\tfloat bf = modf( vuf * ShiftRight8, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec4( vuf * Inv255, gf * PackUpscale, bf * PackUpscale, af );\n}\nvec3 packDepthToRGB( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec3( 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec3( 1., 1., 1. );\n\tfloat vuf;\n\tfloat bf = modf( v * PackFactors.b, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec3( vuf * Inv255, gf * PackUpscale, bf );\n}\nvec2 packDepthToRG( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec2( 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec2( 1., 1. );\n\tfloat vuf;\n\tfloat gf = modf( v * 256., vuf );\n\treturn vec2( vuf * Inv255, gf );\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors4 );\n}\nfloat unpackRGBToDepth( const in vec3 v ) {\n\treturn dot( v, UnpackFactors3 );\n}\nfloat unpackRGToDepth( const in vec2 v ) {\n\treturn v.r * UnpackFactors2.r + v.g * UnpackFactors2.g;\n}\nvec4 pack2HalfToRGBA( const in vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );\n}\nvec2 unpackRGBATo2Half( const in vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\treturn depth * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * depth - far );\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_BATCHING\n\tmvPosition = batchingMatrix * mvPosition;\n#endif\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n\tuniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\tfloat depth = unpackRGBAToDepth( texture2D( depths, uv ) );\n\t\t#ifdef USE_REVERSEDEPTHBUF\n\t\t\treturn step( depth, compare );\n\t\t#else\n\t\t\treturn step( compare, depth );\n\t\t#endif\n\t}\n\tvec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {\n\t\treturn unpackRGBATo2Half( texture2D( shadow, uv ) );\n\t}\n\tfloat VSMShadow (sampler2D shadow, vec2 uv, float compare ){\n\t\tfloat occlusion = 1.0;\n\t\tvec2 distribution = texture2DDistribution( shadow, uv );\n\t\t#ifdef USE_REVERSEDEPTHBUF\n\t\t\tfloat hard_shadow = step( distribution.x, compare );\n\t\t#else\n\t\t\tfloat hard_shadow = step( compare , distribution.x );\n\t\t#endif\n\t\tif (hard_shadow != 1.0 ) {\n\t\t\tfloat distance = compare - distribution.x ;\n\t\t\tfloat variance = max( 0.00000, distribution.y * distribution.y );\n\t\t\tfloat softness_probability = variance / (variance + distance * distance );\t\t\tsoftness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );\t\t\tocclusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );\n\t\t}\n\t\treturn occlusion;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tfloat shadow = 1.0;\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\tif ( frustumTest ) {\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\tfloat dx2 = dx0 / 2.0;\n\t\t\tfloat dy2 = dy0 / 2.0;\n\t\t\tfloat dx3 = dx1 / 2.0;\n\t\t\tfloat dy3 = dy1 / 2.0;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 17.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx = texelSize.x;\n\t\t\tfloat dy = texelSize.y;\n\t\t\tvec2 uv = shadowCoord.xy;\n\t\t\tvec2 f = fract( uv * shadowMapSize + 0.5 );\n\t\t\tuv -= f * texelSize;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, uv, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t f.x ),\n\t\t\t\t\t mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t f.x ),\n\t\t\t\t\t f.y )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\t\tshadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#else\n\t\t\tshadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\t\tvec3 absV = abs( v );\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\t\tvec2 planar = v.xy;\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\t\tif ( absV.z >= almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\t\n\t\tfloat lightToPositionLength = length( lightToPosition );\n\t\tif ( lightToPositionLength - shadowCameraFar <= 0.0 && lightToPositionLength - shadowCameraNear >= 0.0 ) {\n\t\t\tfloat dp = ( lightToPositionLength - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\t\t\tdp += shadowBias;\n\t\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\t\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\t\tshadow = (\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t\t) * ( 1.0 / 9.0 );\n\t\t\t#else\n\t\t\t\tshadow = texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t\t#endif\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n#endif",shadowmap_pars_vertex:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tuniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )\n\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\tvec4 shadowWorldPosition;\n#endif\n#if defined( USE_SHADOWMAP )\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if NUM_SPOT_LIGHT_COORDS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition;\n\t\t#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t\tshadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;\n\t\t#endif\n\t\tvSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowIntensity, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowIntensity, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowIntensity, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\tuniform highp sampler2D boneTexture;\n\tmat4 getBoneMatrix( const in float i ) {\n\t\tint size = textureSize( boneTexture, 0 ).x;\n\t\tint j = int( i ) * 4;\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\tvec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 );\n\t\tvec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 );\n\t\tvec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 );\n\t\tvec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 );\n\t\treturn mat4( v1, v2, v3, v4 );\n\t}\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn saturate( toneMappingExposure * color );\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 CineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3( 1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108, 1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605, 1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nconst mat3 LINEAR_REC2020_TO_LINEAR_SRGB = mat3(\n\tvec3( 1.6605, - 0.1246, - 0.0182 ),\n\tvec3( - 0.5876, 1.1329, - 0.1006 ),\n\tvec3( - 0.0728, - 0.0083, 1.1187 )\n);\nconst mat3 LINEAR_SRGB_TO_LINEAR_REC2020 = mat3(\n\tvec3( 0.6274, 0.0691, 0.0164 ),\n\tvec3( 0.3293, 0.9195, 0.0880 ),\n\tvec3( 0.0433, 0.0113, 0.8956 )\n);\nvec3 agxDefaultContrastApprox( vec3 x ) {\n\tvec3 x2 = x * x;\n\tvec3 x4 = x2 * x2;\n\treturn + 15.5 * x4 * x2\n\t\t- 40.14 * x4 * x\n\t\t+ 31.96 * x4\n\t\t- 6.868 * x2 * x\n\t\t+ 0.4298 * x2\n\t\t+ 0.1191 * x\n\t\t- 0.00232;\n}\nvec3 AgXToneMapping( vec3 color ) {\n\tconst mat3 AgXInsetMatrix = mat3(\n\t\tvec3( 0.856627153315983, 0.137318972929847, 0.11189821299995 ),\n\t\tvec3( 0.0951212405381588, 0.761241990602591, 0.0767994186031903 ),\n\t\tvec3( 0.0482516061458583, 0.101439036467562, 0.811302368396859 )\n\t);\n\tconst mat3 AgXOutsetMatrix = mat3(\n\t\tvec3( 1.1271005818144368, - 0.1413297634984383, - 0.14132976349843826 ),\n\t\tvec3( - 0.11060664309660323, 1.157823702216272, - 0.11060664309660294 ),\n\t\tvec3( - 0.016493938717834573, - 0.016493938717834257, 1.2519364065950405 )\n\t);\n\tconst float AgxMinEv = - 12.47393;\tconst float AgxMaxEv = 4.026069;\n\tcolor *= toneMappingExposure;\n\tcolor = LINEAR_SRGB_TO_LINEAR_REC2020 * color;\n\tcolor = AgXInsetMatrix * color;\n\tcolor = max( color, 1e-10 );\tcolor = log2( color );\n\tcolor = ( color - AgxMinEv ) / ( AgxMaxEv - AgxMinEv );\n\tcolor = clamp( color, 0.0, 1.0 );\n\tcolor = agxDefaultContrastApprox( color );\n\tcolor = AgXOutsetMatrix * color;\n\tcolor = pow( max( vec3( 0.0 ), color ), vec3( 2.2 ) );\n\tcolor = LINEAR_REC2020_TO_LINEAR_SRGB * color;\n\tcolor = clamp( color, 0.0, 1.0 );\n\treturn color;\n}\nvec3 NeutralToneMapping( vec3 color ) {\n\tconst float StartCompression = 0.8 - 0.04;\n\tconst float Desaturation = 0.15;\n\tcolor *= toneMappingExposure;\n\tfloat x = min( color.r, min( color.g, color.b ) );\n\tfloat offset = x < 0.08 ? x - 6.25 * x * x : 0.04;\n\tcolor -= offset;\n\tfloat peak = max( color.r, max( color.g, color.b ) );\n\tif ( peak < StartCompression ) return color;\n\tfloat d = 1. - StartCompression;\n\tfloat newPeak = 1. - d * d / ( peak + d - StartCompression );\n\tcolor *= newPeak / peak;\n\tfloat g = 1. - 1. / ( Desaturation * ( peak - newPeak ) + 1. );\n\treturn mix( color, vec3( newPeak ), g );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmission_fragment:"#ifdef USE_TRANSMISSION\n\tmaterial.transmission = transmission;\n\tmaterial.transmissionAlpha = 1.0;\n\tmaterial.thickness = thickness;\n\tmaterial.attenuationDistance = attenuationDistance;\n\tmaterial.attenuationColor = attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tmaterial.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tmaterial.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = inverseTransformDirection( normal, viewMatrix );\n\tvec4 transmitted = getIBLVolumeRefraction(\n\t\tn, v, material.roughness, material.diffuseColor, material.specularColor, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, material.dispersion, material.ior, material.thickness,\n\t\tmaterial.attenuationColor, material.attenuationDistance );\n\tmaterial.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );\n\ttotalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );\n#endif",transmission_pars_fragment:"#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform float attenuationDistance;\n\tuniform vec3 attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec3 vWorldPosition;\n\tfloat w0( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );\n\t}\n\tfloat w1( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * ( 3.0 * a - 6.0 ) + 4.0 );\n\t}\n\tfloat w2( float a ){\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );\n\t}\n\tfloat w3( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * a );\n\t}\n\tfloat g0( float a ) {\n\t\treturn w0( a ) + w1( a );\n\t}\n\tfloat g1( float a ) {\n\t\treturn w2( a ) + w3( a );\n\t}\n\tfloat h0( float a ) {\n\t\treturn - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );\n\t}\n\tfloat h1( float a ) {\n\t\treturn 1.0 + w3( a ) / ( w2( a ) + w3( a ) );\n\t}\n\tvec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {\n\t\tuv = uv * texelSize.zw + 0.5;\n\t\tvec2 iuv = floor( uv );\n\t\tvec2 fuv = fract( uv );\n\t\tfloat g0x = g0( fuv.x );\n\t\tfloat g1x = g1( fuv.x );\n\t\tfloat h0x = h0( fuv.x );\n\t\tfloat h1x = h1( fuv.x );\n\t\tfloat h0y = h0( fuv.y );\n\t\tfloat h1y = h1( fuv.y );\n\t\tvec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\treturn g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +\n\t\t\tg1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );\n\t}\n\tvec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {\n\t\tvec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );\n\t\tvec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );\n\t\tvec2 fLodSizeInv = 1.0 / fLodSize;\n\t\tvec2 cLodSizeInv = 1.0 / cLodSize;\n\t\tvec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );\n\t\tvec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );\n\t\treturn mix( fSample, cSample, fract( lod ) );\n\t}\n\tvec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {\n\t\tvec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n\t\tmodelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n\t\tmodelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n\t\treturn normalize( refractionVector ) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness( const in float roughness, const in float ior ) {\n\t\treturn roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n\t}\n\tvec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {\n\t\tfloat lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\treturn textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );\n\t}\n\tvec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tif ( isinf( attenuationDistance ) ) {\n\t\t\treturn vec3( 1.0 );\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance;\n\t\t}\n\t}\n\tvec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,\n\t\tconst in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,\n\t\tconst in mat4 viewMatrix, const in mat4 projMatrix, const in float dispersion, const in float ior, const in float thickness,\n\t\tconst in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tvec4 transmittedLight;\n\t\tvec3 transmittance;\n\t\t#ifdef USE_DISPERSION\n\t\t\tfloat halfSpread = ( ior - 1.0 ) * 0.025 * dispersion;\n\t\t\tvec3 iors = vec3( ior - halfSpread, ior, ior + halfSpread );\n\t\t\tfor ( int i = 0; i < 3; i ++ ) {\n\t\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, iors[ i ], modelMatrix );\n\t\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\t\trefractionCoords += 1.0;\n\t\t\t\trefractionCoords /= 2.0;\n\t\t\t\tvec4 transmissionSample = getTransmissionSample( refractionCoords, roughness, iors[ i ] );\n\t\t\t\ttransmittedLight[ i ] = transmissionSample[ i ];\n\t\t\t\ttransmittedLight.a += transmissionSample.a;\n\t\t\t\ttransmittance[ i ] = diffuseColor[ i ] * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance )[ i ];\n\t\t\t}\n\t\t\ttransmittedLight.a /= 3.0;\n\t\t#else\n\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\trefractionCoords += 1.0;\n\t\t\trefractionCoords /= 2.0;\n\t\t\ttransmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n\t\t\ttransmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\t#endif\n\t\tvec3 attenuatedColor = transmittance * transmittedLight.rgb;\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\tfloat transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );\n\t}\n#endif",uv_pars_fragment:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_pars_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tuniform mat3 mapTransform;\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform mat3 alphaMapTransform;\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tuniform mat3 lightMapTransform;\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tuniform mat3 aoMapTransform;\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tuniform mat3 bumpMapTransform;\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tuniform mat3 normalMapTransform;\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tuniform mat3 displacementMapTransform;\n\tvarying vec2 vDisplacementMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tuniform mat3 emissiveMapTransform;\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tuniform mat3 metalnessMapTransform;\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tuniform mat3 roughnessMapTransform;\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tuniform mat3 anisotropyMapTransform;\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tuniform mat3 clearcoatMapTransform;\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform mat3 clearcoatNormalMapTransform;\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform mat3 clearcoatRoughnessMapTransform;\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tuniform mat3 sheenColorMapTransform;\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tuniform mat3 sheenRoughnessMapTransform;\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tuniform mat3 iridescenceMapTransform;\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform mat3 iridescenceThicknessMapTransform;\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tuniform mat3 specularMapTransform;\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tuniform mat3 specularColorMapTransform;\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tuniform mat3 specularIntensityMapTransform;\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvUv = vec3( uv, 1 ).xy;\n#endif\n#ifdef USE_MAP\n\tvMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ALPHAMAP\n\tvAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_LIGHTMAP\n\tvLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_AOMAP\n\tvAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_BUMPMAP\n\tvBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_NORMALMAP\n\tvNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tvDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_METALNESSMAP\n\tvMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULARMAP\n\tvSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tvTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_THICKNESSMAP\n\tvThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_BATCHING\n\t\tworldPosition = batchingMatrix * worldPosition;\n\t#endif\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",background_frag:"uniform sampler2D t2D;\nuniform float backgroundIntensity;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\ttexColor = vec4( mix( pow( texColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), texColor.rgb * 0.0773993808, vec3( lessThanEqual( texColor.rgb, vec3( 0.04045 ) ) ) ), texColor.w );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include \n\t#include \n}",backgroundCube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",backgroundCube_frag:"#ifdef ENVMAP_TYPE_CUBE\n\tuniform samplerCube envMap;\n#elif defined( ENVMAP_TYPE_CUBE_UV )\n\tuniform sampler2D envMap;\n#endif\nuniform float flipEnvMap;\nuniform float backgroundBlurriness;\nuniform float backgroundIntensity;\nuniform mat3 backgroundRotation;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 texColor = textureCube( envMap, backgroundRotation * vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 texColor = textureCubeUV( envMap, backgroundRotation * vWorldDirection, backgroundBlurriness );\n\t#else\n\t\tvec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include \n\t#include \n}",cube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldDirection;\nvoid main() {\n\tvec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );\n\tgl_FragColor = texColor;\n\tgl_FragColor.a *= opacity;\n\t#include \n\t#include \n}",depth_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvHighPrecisionZW = gl_Position.zw;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_REVERSEDEPTHBUF\n\t\tfloat fragCoordZ = vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ];\n\t#else\n\t\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ] + 0.5;\n\t#endif\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#elif DEPTH_PACKING == 3202\n\t\tgl_FragColor = vec4( packDepthToRGB( fragCoordZ ), 1.0 );\n\t#elif DEPTH_PACKING == 3203\n\t\tgl_FragColor = vec4( packDepthToRG( fragCoordZ ), 0.0, 1.0 );\n\t#endif\n}",distanceRGBA_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvWorldPosition = worldPosition.xyz;\n}",distanceRGBA_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main () {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\t#include \n\t#include \n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\treflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_frag:"#define LAMBERT\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t#else\n\t\tvec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshnormal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",meshnormal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( 0.0, 0.0, 0.0, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_FragColor = vec4( packNormalToRGB( normal ), diffuseColor.a );\n\t#ifdef OPAQUE\n\t\tgl_FragColor.a = 1.0;\n\t#endif\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n\tvarying vec3 vWorldPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n#ifdef USE_TRANSMISSION\n\tvWorldPosition = worldPosition.xyz;\n#endif\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define IOR\n\t#define USE_SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n\tuniform float ior;\n#endif\n#ifdef USE_SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularColor;\n\t#ifdef USE_SPECULAR_COLORMAP\n\t\tuniform sampler2D specularColorMap;\n\t#endif\n\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_DISPERSION\n\tuniform float dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tuniform float iridescence;\n\tuniform float iridescenceIOR;\n\tuniform float iridescenceThicknessMinimum;\n\tuniform float iridescenceThicknessMaximum;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheenColor;\n\tuniform float sheenRoughness;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tuniform sampler2D sheenColorMap;\n\t#endif\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tuniform sampler2D sheenRoughnessMap;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\tuniform vec2 anisotropyVector;\n\t#ifdef USE_ANISOTROPYMAP\n\t\tuniform sampler2D anisotropyMap;\n\t#endif\n#endif\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;\n\tvec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;\n\t#include \n\tvec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;\n\t#ifdef USE_SHEEN\n\t\tfloat sheenEnergyComp = 1.0 - 0.157 * max3( material.sheenColor );\n\t\toutgoingLight = outgoingLight * sheenEnergyComp + sheenSpecularDirect + sheenSpecularIndirect;\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNVcc = saturate( dot( geometryClearcoatNormal, geometryViewDir ) );\n\t\tvec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );\n\t\toutgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + ( clearcoatSpecularDirect + clearcoatSpecularIndirect ) * material.clearcoat;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",points_vert:"uniform float size;\nuniform float scale;\n#include \n#include \n#include \n#include \n#include \n#include \n#ifdef USE_POINTS_UV\n\tvarying vec2 vUv;\n\tuniform mat3 uvTransform;\n#endif\nvoid main() {\n\t#ifdef USE_POINTS_UV\n\t\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",shadow_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include \n\t#include \n\t#include \n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 mvPosition = modelViewMatrix[ 3 ];\n\tvec2 scale = vec2( length( modelMatrix[ 0 ].xyz ), length( modelMatrix[ 1 ].xyz ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include \n\t#include \n\t#include \n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n}"},Sc={common:{diffuse:{value:new In(16777215)},opacity:{value:1},map:{value:null},mapTransform:{value:new Fe},alphaMap:{value:null},alphaMapTransform:{value:new Fe},alphaTest:{value:0}},specularmap:{specularMap:{value:null},specularMapTransform:{value:new Fe}},envmap:{envMap:{value:null},envMapRotation:{value:new Fe},flipEnvMap:{value:-1},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1},aoMapTransform:{value:new Fe}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1},lightMapTransform:{value:new Fe}},bumpmap:{bumpMap:{value:null},bumpMapTransform:{value:new Fe},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalMapTransform:{value:new Fe},normalScale:{value:new Le(1,1)}},displacementmap:{displacementMap:{value:null},displacementMapTransform:{value:new Fe},displacementScale:{value:1},displacementBias:{value:0}},emissivemap:{emissiveMap:{value:null},emissiveMapTransform:{value:new Fe}},metalnessmap:{metalnessMap:{value:null},metalnessMapTransform:{value:new Fe}},roughnessmap:{roughnessMap:{value:null},roughnessMapTransform:{value:new Fe}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new In(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},spotLightMap:{value:[]},spotShadowMap:{value:[]},spotLightMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}},ltc_1:{value:null},ltc_2:{value:null}},points:{diffuse:{value:new In(16777215)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},alphaMapTransform:{value:new Fe},alphaTest:{value:0},uvTransform:{value:new Fe}},sprite:{diffuse:{value:new In(16777215)},opacity:{value:1},center:{value:new Le(.5,.5)},rotation:{value:0},map:{value:null},mapTransform:{value:new Fe},alphaMap:{value:null},alphaMapTransform:{value:new Fe},alphaTest:{value:0}}},Tc={basic:{uniforms:gr([Sc.common,Sc.specularmap,Sc.envmap,Sc.aomap,Sc.lightmap,Sc.fog]),vertexShader:bc.meshbasic_vert,fragmentShader:bc.meshbasic_frag},lambert:{uniforms:gr([Sc.common,Sc.specularmap,Sc.envmap,Sc.aomap,Sc.lightmap,Sc.emissivemap,Sc.bumpmap,Sc.normalmap,Sc.displacementmap,Sc.fog,Sc.lights,{emissive:{value:new In(0)}}]),vertexShader:bc.meshlambert_vert,fragmentShader:bc.meshlambert_frag},phong:{uniforms:gr([Sc.common,Sc.specularmap,Sc.envmap,Sc.aomap,Sc.lightmap,Sc.emissivemap,Sc.bumpmap,Sc.normalmap,Sc.displacementmap,Sc.fog,Sc.lights,{emissive:{value:new In(0)},specular:{value:new In(1118481)},shininess:{value:30}}]),vertexShader:bc.meshphong_vert,fragmentShader:bc.meshphong_frag},standard:{uniforms:gr([Sc.common,Sc.envmap,Sc.aomap,Sc.lightmap,Sc.emissivemap,Sc.bumpmap,Sc.normalmap,Sc.displacementmap,Sc.roughnessmap,Sc.metalnessmap,Sc.fog,Sc.lights,{emissive:{value:new In(0)},roughness:{value:1},metalness:{value:0},envMapIntensity:{value:1}}]),vertexShader:bc.meshphysical_vert,fragmentShader:bc.meshphysical_frag},toon:{uniforms:gr([Sc.common,Sc.aomap,Sc.lightmap,Sc.emissivemap,Sc.bumpmap,Sc.normalmap,Sc.displacementmap,Sc.gradientmap,Sc.fog,Sc.lights,{emissive:{value:new In(0)}}]),vertexShader:bc.meshtoon_vert,fragmentShader:bc.meshtoon_frag},matcap:{uniforms:gr([Sc.common,Sc.bumpmap,Sc.normalmap,Sc.displacementmap,Sc.fog,{matcap:{value:null}}]),vertexShader:bc.meshmatcap_vert,fragmentShader:bc.meshmatcap_frag},points:{uniforms:gr([Sc.points,Sc.fog]),vertexShader:bc.points_vert,fragmentShader:bc.points_frag},dashed:{uniforms:gr([Sc.common,Sc.fog,{scale:{value:1},dashSize:{value:1},totalSize:{value:2}}]),vertexShader:bc.linedashed_vert,fragmentShader:bc.linedashed_frag},depth:{uniforms:gr([Sc.common,Sc.displacementmap]),vertexShader:bc.depth_vert,fragmentShader:bc.depth_frag},normal:{uniforms:gr([Sc.common,Sc.bumpmap,Sc.normalmap,Sc.displacementmap,{opacity:{value:1}}]),vertexShader:bc.meshnormal_vert,fragmentShader:bc.meshnormal_frag},sprite:{uniforms:gr([Sc.sprite,Sc.fog]),vertexShader:bc.sprite_vert,fragmentShader:bc.sprite_frag},background:{uniforms:{uvTransform:{value:new Fe},t2D:{value:null},backgroundIntensity:{value:1}},vertexShader:bc.background_vert,fragmentShader:bc.background_frag},backgroundCube:{uniforms:{envMap:{value:null},flipEnvMap:{value:-1},backgroundBlurriness:{value:0},backgroundIntensity:{value:1},backgroundRotation:{value:new Fe}},vertexShader:bc.backgroundCube_vert,fragmentShader:bc.backgroundCube_frag},cube:{uniforms:{tCube:{value:null},tFlip:{value:-1},opacity:{value:1}},vertexShader:bc.cube_vert,fragmentShader:bc.cube_frag},equirect:{uniforms:{tEquirect:{value:null}},vertexShader:bc.equirect_vert,fragmentShader:bc.equirect_frag},distanceRGBA:{uniforms:gr([Sc.common,Sc.displacementmap,{referencePosition:{value:new Ue},nearDistance:{value:1},farDistance:{value:1e3}}]),vertexShader:bc.distanceRGBA_vert,fragmentShader:bc.distanceRGBA_frag},shadow:{uniforms:gr([Sc.lights,Sc.fog,{color:{value:new In(0)},opacity:{value:1}}]),vertexShader:bc.shadow_vert,fragmentShader:bc.shadow_frag}};Tc.physical={uniforms:gr([Tc.standard.uniforms,{clearcoat:{value:0},clearcoatMap:{value:null},clearcoatMapTransform:{value:new Fe},clearcoatNormalMap:{value:null},clearcoatNormalMapTransform:{value:new Fe},clearcoatNormalScale:{value:new Le(1,1)},clearcoatRoughness:{value:0},clearcoatRoughnessMap:{value:null},clearcoatRoughnessMapTransform:{value:new Fe},dispersion:{value:0},iridescence:{value:0},iridescenceMap:{value:null},iridescenceMapTransform:{value:new Fe},iridescenceIOR:{value:1.3},iridescenceThicknessMinimum:{value:100},iridescenceThicknessMaximum:{value:400},iridescenceThicknessMap:{value:null},iridescenceThicknessMapTransform:{value:new Fe},sheen:{value:0},sheenColor:{value:new In(0)},sheenColorMap:{value:null},sheenColorMapTransform:{value:new Fe},sheenRoughness:{value:1},sheenRoughnessMap:{value:null},sheenRoughnessMapTransform:{value:new Fe},transmission:{value:0},transmissionMap:{value:null},transmissionMapTransform:{value:new Fe},transmissionSamplerSize:{value:new Le},transmissionSamplerMap:{value:null},thickness:{value:0},thicknessMap:{value:null},thicknessMapTransform:{value:new Fe},attenuationDistance:{value:0},attenuationColor:{value:new In(0)},specularColor:{value:new In(1,1,1)},specularColorMap:{value:null},specularColorMapTransform:{value:new Fe},specularIntensity:{value:1},specularIntensityMap:{value:null},specularIntensityMapTransform:{value:new Fe},anisotropyVector:{value:new Le},anisotropyMap:{value:null},anisotropyMapTransform:{value:new Fe}}]),vertexShader:bc.meshphysical_vert,fragmentShader:bc.meshphysical_frag};const wc={r:0,b:0,g:0},Ec=new Yi,Ac=new zi;function Cc(t,e,i,n,r,s,a){const o=new In(0);let l,h,c=!0===s?0:1,u=null,d=0,p=null;function m(t){let n=!0===t.isScene?t.background:null;return n&&n.isTexture&&(n=(t.backgroundBlurriness>0?i:e).get(n)),n}function f(e,i){e.getRGB(wc,_r(t)),n.buffers.color.setClear(wc.r,wc.g,wc.b,i,a)}return{getClearColor:function(){return o},setClearColor:function(t,e=1){o.set(t),c=e,f(o,c)},getClearAlpha:function(){return c},setClearAlpha:function(t){c=t,f(o,c)},render:function(e){let i=!1;const r=m(e);null===r?f(o,c):r&&r.isColor&&(f(r,1),i=!0);const s=t.xr.getEnvironmentBlendMode();"additive"===s?n.buffers.color.setClear(0,0,0,1,a):"alpha-blend"===s&&n.buffers.color.setClear(0,0,0,0,a),(t.autoClear||i)&&(n.buffers.depth.setTest(!0),n.buffers.depth.setMask(!0),n.buffers.color.setMask(!0),t.clear(t.autoClearColor,t.autoClearDepth,t.autoClearStencil))},addToRenderList:function(e,i){const n=m(i);n&&(n.isCubeTexture||n.mapping===B)?(void 0===h&&(h=new dr(new mr(1,1,1),new yr({name:"BackgroundCubeMaterial",uniforms:fr(Tc.backgroundCube.uniforms),vertexShader:Tc.backgroundCube.vertexShader,fragmentShader:Tc.backgroundCube.fragmentShader,side:1,depthTest:!1,depthWrite:!1,fog:!1,allowOverride:!1})),h.geometry.deleteAttribute("normal"),h.geometry.deleteAttribute("uv"),h.onBeforeRender=function(t,e,i){this.matrixWorld.copyPosition(i.matrixWorld)},Object.defineProperty(h.material,"envMap",{get:function(){return 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yr({name:"BackgroundMaterial",uniforms:fr(Tc.background.uniforms),vertexShader:Tc.background.vertexShader,fragmentShader:Tc.background.fragmentShader,side:0,depthTest:!1,depthWrite:!1,fog:!1,allowOverride:!1})),l.geometry.deleteAttribute("normal"),Object.defineProperty(l.material,"map",{get:function(){return this.uniforms.t2D.value}}),r.update(l)),l.material.uniforms.t2D.value=n,l.material.uniforms.backgroundIntensity.value=i.backgroundIntensity,l.material.toneMapped=Ze.getTransfer(n.colorSpace)!==ae,!0===n.matrixAutoUpdate&&n.updateMatrix(),l.material.uniforms.uvTransform.value.copy(n.matrix),u===n&&d===n.version&&p===t.toneMapping||(l.material.needsUpdate=!0,u=n,d=n.version,p=t.toneMapping),l.layers.enableAll(),e.unshift(l,l.geometry,l.material,0,0,null))},dispose:function(){void 0!==h&&(h.geometry.dispose(),h.material.dispose(),h=void 0),void 0!==l&&(l.geometry.dispose(),l.material.dispose(),l=void 0)}}}function Rc(t,e){const i=t.getParameter(t.MAX_VERTEX_ATTRIBS),n={},r=h(null);let 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e=n+4*s,r=i.matrixWorldInverse;o.getNormalMatrix(r),(null===h||h.length0),e.numPlanes=n,e.numIntersection=0);else{const t=s?0:n,e=4*t;let r=m.clippingState||null;l.value=r,r=h(u,o,e,c);for(let t=0;t!==e;++t)r[t]=i[t];m.clippingState=r,this.numIntersection=d?this.numPlanes:0,this.numPlanes+=t}}}function Dc(t){let e=new WeakMap;function i(t,e){return e===F?t.mapping=N:e===z&&(t.mapping=O),t}function n(t){const i=t.target;i.removeEventListener("dispose",n);const r=e.get(i);void 0!==r&&(e.delete(i),r.dispose())}return{get:function(r){if(r&&r.isTexture){const s=r.mapping;if(s===F||s===z){if(e.has(r))return i(e.get(r).texture,r.mapping);{const s=r.image;if(s&&s.height>0){const a=new Cr(s.height);return a.fromEquirectangularTexture(t,r),e.set(r,a),r.addEventListener("dispose",n),i(a.texture,r.mapping)}return null}}}return r},dispose:function(){e=new WeakMap}}}const Uc=[.125,.215,.35,.446,.526,.582],Nc=new $l,Oc=new In;let Fc=null,zc=0,Bc=0,kc=!1;const Vc=(1+Math.sqrt(5))/2,Hc=1/Vc,Gc=[new Ue(-Vc,Hc,0),new Ue(Vc,Hc,0),new Ue(-Hc,0,Vc),new Ue(Hc,0,Vc),new Ue(0,Vc,-Hc),new Ue(0,Vc,Hc),new Ue(-1,1,-1),new Ue(1,1,-1),new Ue(-1,1,1),new Ue(1,1,1)],Wc=new Ue;class jc{constructor(t){this._renderer=t,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._lodPlanes=[],this._sizeLods=[],this._sigmas=[],this._blurMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._compileMaterial(this._blurMaterial)}fromScene(t,e=0,i=.1,n=100,r={}){const{size:s=256,position:a=Wc}=r;Fc=this._renderer.getRenderTarget(),zc=this._renderer.getActiveCubeFace(),Bc=this._renderer.getActiveMipmapLevel(),kc=this._renderer.xr.enabled,this._renderer.xr.enabled=!1,this._setSize(s);const o=this._allocateTargets();return o.depthBuffer=!0,this._sceneToCubeUV(t,i,n,o,a),e>0&&this._blur(o,0,0,e),this._applyPMREM(o),this._cleanup(o),o}fromEquirectangular(t,e=null){return this._fromTexture(t,e)}fromCubemap(t,e=null){return this._fromTexture(t,e)}compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=Zc(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=Yc(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose()}_setSize(t){this._lodMax=Math.floor(Math.log2(t)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let t=0;tt-4?o=Uc[a-t+4-1]:0===a&&(o=0),n.push(o);const l=1/(s-2),h=-l,c=1+l,u=[h,h,c,h,c,c,h,h,c,c,h,c],d=6,p=6,m=3,f=2,g=1,_=new Float32Array(m*p*d),v=new Float32Array(f*p*d),y=new Float32Array(g*p*d);for(let t=0;t2?0:-1,n=[e,i,0,e+2/3,i,0,e+2/3,i+1,0,e,i,0,e+2/3,i+1,0,e,i+1,0];_.set(n,m*p*t),v.set(u,f*p*t);const r=[t,t,t,t,t,t];y.set(r,g*p*t)}const x=new tr;x.setAttribute("position",new Gn(_,m)),x.setAttribute("uv",new Gn(v,f)),x.setAttribute("faceIndex",new Gn(y,g)),e.push(x),r>4&&r--}return{lodPlanes:e,sizeLods:i,sigmas:n}}(n)),this._blurMaterial=function(t,e,i){const n=new Float32Array(20),r=new Ue(0,1,0);return new yr({name:"SphericalGaussianBlur",defines:{n:20,CUBEUV_TEXEL_WIDTH:1/e,CUBEUV_TEXEL_HEIGHT:1/i,CUBEUV_MAX_MIP:`${t}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:n},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:r}},vertexShader:"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t",fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform int samples;\n\t\t\tuniform float weights[ n ];\n\t\t\tuniform bool latitudinal;\n\t\t\tuniform float dTheta;\n\t\t\tuniform float mipInt;\n\t\t\tuniform vec3 poleAxis;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include \n\n\t\t\tvec3 getSample( float theta, vec3 axis ) {\n\n\t\t\t\tfloat cosTheta = cos( theta );\n\t\t\t\t// Rodrigues' axis-angle rotation\n\t\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross( axis, vOutputDirection ) * sin( theta )\n\t\t\t\t\t+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n\n\t\t\t\treturn bilinearCubeUV( envMap, sampleDirection, mipInt );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n\n\t\t\t\tif ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n\n\t\t\t\t\taxis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n\n\t\t\t\t}\n\n\t\t\t\taxis = normalize( axis );\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n\n\t\t\t\tfor ( int i = 1; i < n; i++ ) {\n\n\t\t\t\t\tif ( i >= samples ) {\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfloat theta = dTheta * float( i );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1})}(n,t,e)}return n}_compileMaterial(t){const e=new dr(this._lodPlanes[0],t);this._renderer.compile(e,Nc)}_sceneToCubeUV(t,e,i,n,r){const s=new Tr(90,1,e,i),a=[1,-1,1,1,1,1],o=[1,1,1,-1,-1,-1],l=this._renderer,h=l.autoClear,c=l.toneMapping;l.getClearColor(Oc),l.toneMapping=0,l.autoClear=!1,l.state.buffers.depth.getReversed()&&(l.setRenderTarget(n),l.clearDepth(),l.setRenderTarget(null));const u=new Nn({name:"PMREM.Background",side:1,depthWrite:!1,depthTest:!1}),d=new dr(new mr,u);let p=!1;const m=t.background;m?m.isColor&&(u.color.copy(m),t.background=null,p=!0):(u.color.copy(Oc),p=!0);for(let e=0;e<6;e++){const i=e%3;0===i?(s.up.set(0,a[e],0),s.position.set(r.x,r.y,r.z),s.lookAt(r.x+o[e],r.y,r.z)):1===i?(s.up.set(0,0,a[e]),s.position.set(r.x,r.y,r.z),s.lookAt(r.x,r.y+o[e],r.z)):(s.up.set(0,a[e],0),s.position.set(r.x,r.y,r.z),s.lookAt(r.x,r.y,r.z+o[e]));const h=this._cubeSize;qc(n,i*h,e>2?h:0,h,h),l.setRenderTarget(n),p&&l.render(d,s),l.render(t,s)}d.geometry.dispose(),d.material.dispose(),l.toneMapping=c,l.autoClear=h,t.background=m}_textureToCubeUV(t,e){const i=this._renderer,n=t.mapping===N||t.mapping===O;n?(null===this._cubemapMaterial&&(this._cubemapMaterial=Zc()),this._cubemapMaterial.uniforms.flipEnvMap.value=!1===t.isRenderTargetTexture?-1:1):null===this._equirectMaterial&&(this._equirectMaterial=Yc());const r=n?this._cubemapMaterial:this._equirectMaterial,s=new dr(this._lodPlanes[0],r);r.uniforms.envMap.value=t;const a=this._cubeSize;qc(e,0,0,3*a,2*a),i.setRenderTarget(e),i.render(s,Nc)}_applyPMREM(t){const e=this._renderer,i=e.autoClear;e.autoClear=!1;const n=this._lodPlanes.length;for(let e=1;e20&&console.warn(`sigmaRadians, ${r}, is too large and will clip, as it requested ${m} samples when the maximum is set to 20`);const f=[];let g=0;for(let t=0;t<20;++t){const e=t/p,i=Math.exp(-e*e/2);f.push(i),0===t?g+=i:t_-4?n-_+4:0),4*(this._cubeSize-v),3*v,2*v),o.setRenderTarget(e),o.render(h,Nc)}}function Xc(t,e,i){const n=new li(t,e,i);return n.texture.mapping=B,n.texture.name="PMREM.cubeUv",n.scissorTest=!0,n}function qc(t,e,i,n,r){t.viewport.set(e,i,n,r),t.scissor.set(e,i,n,r)}function Yc(){return new yr({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t",fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\n\t\t\t#include \n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tgl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1})}function Zc(){return new yr({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t",fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tuniform float flipEnvMap;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1})}function Jc(t){let e=new WeakMap,i=null;function n(t){const i=t.target;i.removeEventListener("dispose",n);const r=e.get(i);void 0!==r&&(e.delete(i),r.dispose())}return{get:function(r){if(r&&r.isTexture){const s=r.mapping,a=s===F||s===z,o=s===N||s===O;if(a||o){let s=e.get(r);const l=void 0!==s?s.texture.pmremVersion:0;if(r.isRenderTargetTexture&&r.pmremVersion!==l)return null===i&&(i=new jc(t)),s=a?i.fromEquirectangular(r,s):i.fromCubemap(r,s),s.texture.pmremVersion=r.pmremVersion,e.set(r,s),s.texture;if(void 0!==s)return s.texture;{const l=r.image;return a&&l&&l.height>0||o&&l&&function(t){let e=0;for(let i=0;i<6;i++)void 0!==t[i]&&e++;return 6===e}(l)?(null===i&&(i=new jc(t)),s=a?i.fromEquirectangular(r):i.fromCubemap(r),s.texture.pmremVersion=r.pmremVersion,e.set(r,s),r.addEventListener("dispose",n),s.texture):null}}}return r},dispose:function(){e=new WeakMap,null!==i&&(i.dispose(),i=null)}}}function Kc(t){const e={};function i(i){if(void 0!==e[i])return e[i];let n;switch(i){case"WEBGL_depth_texture":n=t.getExtension("WEBGL_depth_texture")||t.getExtension("MOZ_WEBGL_depth_texture")||t.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":n=t.getExtension("EXT_texture_filter_anisotropic")||t.getExtension("MOZ_EXT_texture_filter_anisotropic")||t.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":n=t.getExtension("WEBGL_compressed_texture_s3tc")||t.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||t.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":n=t.getExtension("WEBGL_compressed_texture_pvrtc")||t.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:n=t.getExtension(i)}return e[i]=n,n}return{has:function(t){return 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5:i="Custom";break;default:console.warn("THREE.WebGLProgram: Unsupported toneMapping:",e),i="Linear"}return"vec3 "+t+"( vec3 color ) { return "+i+"ToneMapping( color ); }"}const md=new Ue;function fd(t){return""!==t}function gd(t,e){const i=e.numSpotLightShadows+e.numSpotLightMaps-e.numSpotLightShadowsWithMaps;return t.replace(/NUM_DIR_LIGHTS/g,e.numDirLights).replace(/NUM_SPOT_LIGHTS/g,e.numSpotLights).replace(/NUM_SPOT_LIGHT_MAPS/g,e.numSpotLightMaps).replace(/NUM_SPOT_LIGHT_COORDS/g,i).replace(/NUM_RECT_AREA_LIGHTS/g,e.numRectAreaLights).replace(/NUM_POINT_LIGHTS/g,e.numPointLights).replace(/NUM_HEMI_LIGHTS/g,e.numHemiLights).replace(/NUM_DIR_LIGHT_SHADOWS/g,e.numDirLightShadows).replace(/NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS/g,e.numSpotLightShadowsWithMaps).replace(/NUM_SPOT_LIGHT_SHADOWS/g,e.numSpotLightShadows).replace(/NUM_POINT_LIGHT_SHADOWS/g,e.numPointLightShadows)}function _d(t,e){return t.replace(/NUM_CLIPPING_PLANES/g,e.numClippingPlanes).replace(/UNION_CLIPPING_PLANES/g,e.numClippingPlanes-e.numClipIntersection)}const vd=/^[ \t]*#include +<([\w\d./]+)>/gm;function yd(t){return t.replace(vd,Md)}const xd=new Map;function Md(t,e){let i=bc[e];if(void 0===i){const t=xd.get(e);if(void 0===t)throw new Error("Can not resolve #include <"+e+">");i=bc[t],console.warn('THREE.WebGLRenderer: Shader chunk "%s" has been deprecated. Use "%s" instead.',e,t)}return yd(i)}const bd=/#pragma unroll_loop_start\s+for\s*\(\s*int\s+i\s*=\s*(\d+)\s*;\s*i\s*<\s*(\d+)\s*;\s*i\s*\+\+\s*\)\s*{([\s\S]+?)}\s+#pragma unroll_loop_end/g;function Sd(t){return t.replace(bd,Td)}function Td(t,e,i,n){let r="";for(let t=parseInt(e);t0&&(g+="\n"),_=["#define SHADER_TYPE "+i.shaderType,"#define SHADER_NAME "+i.shaderName,m].filter(fd).join("\n"),_.length>0&&(_+="\n")):(g=[wd(i),"#define SHADER_TYPE "+i.shaderType,"#define SHADER_NAME "+i.shaderName,m,i.extensionClipCullDistance?"#define USE_CLIP_DISTANCE":"",i.batching?"#define USE_BATCHING":"",i.batchingColor?"#define USE_BATCHING_COLOR":"",i.instancing?"#define USE_INSTANCING":"",i.instancingColor?"#define USE_INSTANCING_COLOR":"",i.instancingMorph?"#define USE_INSTANCING_MORPH":"",i.useFog&&i.fog?"#define USE_FOG":"",i.useFog&&i.fogExp2?"#define FOG_EXP2":"",i.map?"#define USE_MAP":"",i.envMap?"#define USE_ENVMAP":"",i.envMap?"#define "+c:"",i.lightMap?"#define 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"+a+"\n"+t+"\n"+i)}else""!==a?console.warn("THREE.WebGLProgram: Program Info Log:",a):""!==o&&""!==l||(c=!1);c&&(e.diagnostics={runnable:h,programLog:a,vertexShader:{log:o,prefix:g},fragmentShader:{log:l,prefix:_}})}r.deleteShader(M),r.deleteShader(b),T=new od(r,f),w=function(t,e){const i={},n=t.getProgramParameter(e,t.ACTIVE_ATTRIBUTES);for(let r=0;r0,Y=s.clearcoat>0,Z=s.dispersion>0,J=s.iridescence>0,K=s.sheen>0,$=s.transmission>0,Q=q&&!!s.anisotropyMap,tt=Y&&!!s.clearcoatMap,et=Y&&!!s.clearcoatNormalMap,it=Y&&!!s.clearcoatRoughnessMap,nt=J&&!!s.iridescenceMap,rt=J&&!!s.iridescenceThicknessMap,st=K&&!!s.sheenColorMap,at=K&&!!s.sheenRoughnessMap,ot=!!s.specularMap,lt=!!s.specularColorMap,ht=!!s.specularIntensityMap,ct=$&&!!s.transmissionMap,ut=$&&!!s.thicknessMap,dt=!!s.gradientMap,pt=!!s.alphaMap,mt=s.alphaTest>0,ft=!!s.alphaHash,gt=!!s.extensions;let _t=0;s.toneMapped&&(null!==I&&!0!==I.isXRRenderTarget||(_t=t.toneMapping));const vt={shaderID:S,shaderType:s.type,shaderName:s.name,vertexShader:E,fragmentShader:A,defines:s.defines,customVertexShaderID:C,customFragmentShaderID:R,isRawShaderMaterial:!0===s.isRawShaderMaterial,glslVersion:s.glslVersion,precision:p,batching:U,batchingColor:U&&null!==_._colorsTexture,instancing:D,instancingColor:D&&null!==_.instanceColor,instancingMorph:D&&null!==_.morphTexture,supportsVertexTextures:d,outputColorSpace:null===I?t.outputColorSpace:!0===I.isXRRenderTarget?I.texture.colorSpace:re,alphaToCoverage:!!s.alphaToCoverage,map:N,matcap:O,envMap:F,envMapMode:F&&M.mapping,envMapCubeUVHeight:b,aoMap:z,lightMap:k,bumpMap:V,normalMap:H,displacementMap:d&&G,emissiveMap:W,normalMapObjectSpace:H&&1===s.normalMapType,normalMapTangentSpace:H&&0===s.normalMapType,metalnessMap:j,roughnessMap:X,anisotropy:q,anisotropyMap:Q,clearcoat:Y,clearcoatMap:tt,clearcoatNormalMap:et,clearcoatRoughnessMap:it,dispersion:Z,iridescence:J,iridescenceMap:nt,iridescenceThicknessMap:rt,sheen:K,sheenColorMap:st,sheenRoughnessMap:at,specularMap:ot,specularColorMap:lt,specularIntensityMap:ht,transmission:$,transmissionMap:ct,thicknessMap:ut,gradientMap:dt,opaque:!1===s.transparent&&1===s.blending&&!1===s.alphaToCoverage,alphaMap:pt,alphaTest:mt,alphaHash:ft,combine:s.combine,mapUv:N&&f(s.map.channel),aoMapUv:z&&f(s.aoMap.channel),lightMapUv:k&&f(s.lightMap.channel),bumpMapUv:V&&f(s.bumpMap.channel),normalMapUv:H&&f(s.normalMap.channel),displacementMapUv:G&&f(s.displacementMap.channel),emissiveMapUv:W&&f(s.emissiveMap.channel),metalnessMapUv:j&&f(s.metalnessMap.channel),roughnessMapUv:X&&f(s.roughnessMap.channel),anisotropyMapUv:Q&&f(s.anisotropyMap.channel),clearcoatMapUv:tt&&f(s.clearcoatMap.channel),clearcoatNormalMapUv:et&&f(s.clearcoatNormalMap.channel),clearcoatRoughnessMapUv:it&&f(s.clearcoatRoughnessMap.channel),iridescenceMapUv:nt&&f(s.iridescenceMap.channel),iridescenceThicknessMapUv:rt&&f(s.iridescenceThicknessMap.channel),sheenColorMapUv:st&&f(s.sheenColorMap.channel),sheenRoughnessMapUv:at&&f(s.sheenRoughnessMap.channel),specularMapUv:ot&&f(s.specularMap.channel),specularColorMapUv:lt&&f(s.specularColorMap.channel),specularIntensityMapUv:ht&&f(s.specularIntensityMap.channel),transmissionMapUv:ct&&f(s.transmissionMap.channel),thicknessMapUv:ut&&f(s.thicknessMap.channel),alphaMapUv:pt&&f(s.alphaMap.channel),vertexTangents:!!y.attributes.tangent&&(H||q),vertexColors:s.vertexColors,vertexAlphas:!0===s.vertexColors&&!!y.attributes.color&&4===y.attributes.color.itemSize,pointsUvs:!0===_.isPoints&&!!y.attributes.uv&&(N||pt),fog:!!v,useFog:!0===s.fog,fogExp2:!!v&&v.isFogExp2,flatShading:!0===s.flatShading&&!1===s.wireframe,sizeAttenuation:!0===s.sizeAttenuation,logarithmicDepthBuffer:u,reversedDepthBuffer:L,skinning:!0===_.isSkinnedMesh,morphTargets:void 0!==y.morphAttributes.position,morphNormals:void 0!==y.morphAttributes.normal,morphColors:void 0!==y.morphAttributes.color,morphTargetsCount:w,morphTextureStride:P,numDirLights:o.directional.length,numPointLights:o.point.length,numSpotLights:o.spot.length,numSpotLightMaps:o.spotLightMap.length,numRectAreaLights:o.rectArea.length,numHemiLights:o.hemi.length,numDirLightShadows:o.directionalShadowMap.length,numPointLightShadows:o.pointShadowMap.length,numSpotLightShadows:o.spotShadowMap.length,numSpotLightShadowsWithMaps:o.numSpotLightShadowsWithMaps,numLightProbes:o.numLightProbes,numClippingPlanes:a.numPlanes,numClipIntersection:a.numIntersection,dithering:s.dithering,shadowMapEnabled:t.shadowMap.enabled&&c.length>0,shadowMapType:t.shadowMap.type,toneMapping:_t,decodeVideoTexture:N&&!0===s.map.isVideoTexture&&Ze.getTransfer(s.map.colorSpace)===ae,decodeVideoTextureEmissive:W&&!0===s.emissiveMap.isVideoTexture&&Ze.getTransfer(s.emissiveMap.colorSpace)===ae,premultipliedAlpha:s.premultipliedAlpha,doubleSided:2===s.side,flipSided:1===s.side,useDepthPacking:s.depthPacking>=0,depthPacking:s.depthPacking||0,index0AttributeName:s.index0AttributeName,extensionClipCullDistance:gt&&!0===s.extensions.clipCullDistance&&n.has("WEBGL_clip_cull_distance"),extensionMultiDraw:(gt&&!0===s.extensions.multiDraw||U)&&n.has("WEBGL_multi_draw"),rendererExtensionParallelShaderCompile:n.has("KHR_parallel_shader_compile"),customProgramCacheKey:s.customProgramCacheKey()};return 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r=e.textures,s=e.width,a=e.height;let o=t.COLOR_BUFFER_BIT;const h=e.stencilBuffer?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT,c=n.get(e),u=r.length>1;if(u)for(let e=0;e0?i.bindFramebuffer(t.DRAW_FRAMEBUFFER,c.__webglFramebuffer[0]):i.bindFramebuffer(t.DRAW_FRAMEBUFFER,c.__webglFramebuffer);for(let i=0;i= 1.0 ) {\n\n\t\tgl_FragDepth = texture( depthColor, vec3( coord.x - 1.0, coord.y, 1 ) ).r;\n\n\t} else {\n\n\t\tgl_FragDepth = texture( depthColor, vec3( coord.x, coord.y, 0 ) ).r;\n\n\t}\n\n}",uniforms:{depthColor:{value:this.texture},depthWidth:{value:e.z},depthHeight:{value:e.w}}});this.mesh=new dr(new Ho(20,20),i)}return this.mesh}reset(){this.texture=null,this.mesh=null}getDepthTexture(){return this.texture}}class Zd extends xe{constructor(t,e){super();const i=this;let n=null,r=1,s=null,a="local-floor",o=1,l=null,h=null,c=null,u=null,d=null,p=null;const m=new Yd,f={},g=e.getContextAttributes();let _=null,v=null;const y=[],x=[],M=new Le;let b=null;const S=new Tr;S.viewport=new ai;const T=new Tr;T.viewport=new ai;const w=[S,T],E=new vh;let A=null,C=null;function R(t){const e=x.indexOf(t.inputSource);if(-1===e)return;const i=y[e];void 0!==i&&(i.update(t.inputSource,t.frame,l||s),i.dispatchEvent({type:t.type,data:t.inputSource}))}function P(){n.removeEventListener("select",R),n.removeEventListener("selectstart",R),n.removeEventListener("selectend",R),n.removeEventListener("squeeze",R),n.removeEventListener("squeezestart",R),n.removeEventListener("squeezeend",R),n.removeEventListener("end",P),n.removeEventListener("inputsourceschange",I);for(let t=0;t=0&&(x[n]=null,y[n].disconnect(i))}for(let e=0;e=x.length){x.push(i),n=t;break}if(null===x[t]){x[t]=i,n=t;break}}if(-1===n)break}const r=y[n];r&&r.connect(i)}}this.cameraAutoUpdate=!0,this.enabled=!1,this.isPresenting=!1,this.getController=function(t){let e=y[t];return void 0===e&&(e=new Ir,y[t]=e),e.getTargetRaySpace()},this.getControllerGrip=function(t){let e=y[t];return void 0===e&&(e=new Ir,y[t]=e),e.getGripSpace()},this.getHand=function(t){let e=y[t];return void 0===e&&(e=new Ir,y[t]=e),e.getHandSpace()},this.setFramebufferScaleFactor=function(t){r=t,!0===i.isPresenting&&console.warn("THREE.WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(t){a=t,!0===i.isPresenting&&console.warn("THREE.WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return l||s},this.setReferenceSpace=function(t){l=t},this.getBaseLayer=function(){return null!==u?u:d},this.getBinding=function(){return c},this.getFrame=function(){return p},this.getSession=function(){return n},this.setSession=async function(h){if(n=h,null!==n){if(_=t.getRenderTarget(),n.addEventListener("select",R),n.addEventListener("selectstart",R),n.addEventListener("selectend",R),n.addEventListener("squeeze",R),n.addEventListener("squeezestart",R),n.addEventListener("squeezeend",R),n.addEventListener("end",P),n.addEventListener("inputsourceschange",I),!0!==g.xrCompatible&&await e.makeXRCompatible(),b=t.getPixelRatio(),t.getSize(M),"undefined"!=typeof XRWebGLBinding&&(c=new XRWebGLBinding(n,e)),null!==c&&"createProjectionLayer"in XRWebGLBinding.prototype){let i=null,s=null,a=null;g.depth&&(a=g.stencil?e.DEPTH24_STENCIL8:e.DEPTH_COMPONENT24,i=g.stencil?ut:ct,s=g.stencil?st:tt);const o={colorFormat:e.RGBA8,depthFormat:a,scaleFactor:r};u=c.createProjectionLayer(o),n.updateRenderState({layers:[u]}),t.setPixelRatio(1),t.setSize(u.textureWidth,u.textureHeight,!1),v=new li(u.textureWidth,u.textureHeight,{format:ht,type:Z,depthTexture:new Ea(u.textureWidth,u.textureHeight,s,void 0,void 0,void 0,void 0,void 0,void 0,i),stencilBuffer:g.stencil,colorSpace:t.outputColorSpace,samples:g.antialias?4:0,resolveDepthBuffer:!1===u.ignoreDepthValues,resolveStencilBuffer:!1===u.ignoreDepthValues})}else{const i={antialias:g.antialias,alpha:!0,depth:g.depth,stencil:g.stencil,framebufferScaleFactor:r};d=new XRWebGLLayer(n,e,i),n.updateRenderState({baseLayer:d}),t.setPixelRatio(1),t.setSize(d.framebufferWidth,d.framebufferHeight,!1),v=new li(d.framebufferWidth,d.framebufferHeight,{format:ht,type:Z,colorSpace:t.outputColorSpace,stencilBuffer:g.stencil,resolveDepthBuffer:!1===d.ignoreDepthValues,resolveStencilBuffer:!1===d.ignoreDepthValues})}v.isXRRenderTarget=!0,this.setFoveation(o),l=null,s=await n.requestReferenceSpace(a),O.setContext(n),O.start(),i.isPresenting=!0,i.dispatchEvent({type:"sessionstart"})}},this.getEnvironmentBlendMode=function(){if(null!==n)return n.environmentBlendMode},this.getDepthTexture=function(){return m.getDepthTexture()};const L=new Ue,D=new Ue;function U(t,e){null===e?t.matrixWorld.copy(t.matrix):t.matrixWorld.multiplyMatrices(e.matrixWorld,t.matrix),t.matrixWorldInverse.copy(t.matrixWorld).invert()}this.updateCamera=function(t){if(null===n)return;let e=t.near,i=t.far;null!==m.texture&&(m.depthNear>0&&(e=m.depthNear),m.depthFar>0&&(i=m.depthFar)),E.near=T.near=S.near=e,E.far=T.far=S.far=i,A===E.near&&C===E.far||(n.updateRenderState({depthNear:E.near,depthFar:E.far}),A=E.near,C=E.far),E.layers.mask=6|t.layers.mask,S.layers.mask=3&E.layers.mask,T.layers.mask=5&E.layers.mask;const r=t.parent,s=E.cameras;U(E,r);for(let t=0;t0&&(t.alphaTest.value=n.alphaTest);const r=e.get(n),s=r.envMap,a=r.envMapRotation;s&&(t.envMap.value=s,Jd.copy(a),Jd.x*=-1,Jd.y*=-1,Jd.z*=-1,s.isCubeTexture&&!1===s.isRenderTargetTexture&&(Jd.y*=-1,Jd.z*=-1),t.envMapRotation.value.setFromMatrix4(Kd.makeRotationFromEuler(Jd)),t.flipEnvMap.value=s.isCubeTexture&&!1===s.isRenderTargetTexture?-1:1,t.reflectivity.value=n.reflectivity,t.ior.value=n.ior,t.refractionRatio.value=n.refractionRatio),n.lightMap&&(t.lightMap.value=n.lightMap,t.lightMapIntensity.value=n.lightMapIntensity,i(n.lightMap,t.lightMapTransform)),n.aoMap&&(t.aoMap.value=n.aoMap,t.aoMapIntensity.value=n.aoMapIntensity,i(n.aoMap,t.aoMapTransform))}return{refreshFogUniforms:function(e,i){i.color.getRGB(e.fogColor.value,_r(t)),i.isFog?(e.fogNear.value=i.near,e.fogFar.value=i.far):i.isFogExp2&&(e.fogDensity.value=i.density)},refreshMaterialUniforms:function(t,r,s,a,o){r.isMeshBasicMaterial||r.isMeshLambertMaterial?n(t,r):r.isMeshToonMaterial?(n(t,r),function(t,e){e.gradientMap&&(t.gradientMap.value=e.gradientMap)}(t,r)):r.isMeshPhongMaterial?(n(t,r),function(t,e){t.specular.value.copy(e.specular),t.shininess.value=Math.max(e.shininess,1e-4)}(t,r)):r.isMeshStandardMaterial?(n(t,r),function(t,e){t.metalness.value=e.metalness,e.metalnessMap&&(t.metalnessMap.value=e.metalnessMap,i(e.metalnessMap,t.metalnessMapTransform)),t.roughness.value=e.roughness,e.roughnessMap&&(t.roughnessMap.value=e.roughnessMap,i(e.roughnessMap,t.roughnessMapTransform)),e.envMap&&(t.envMapIntensity.value=e.envMapIntensity)}(t,r),r.isMeshPhysicalMaterial&&function(t,e,n){t.ior.value=e.ior,e.sheen>0&&(t.sheenColor.value.copy(e.sheenColor).multiplyScalar(e.sheen),t.sheenRoughness.value=e.sheenRoughness,e.sheenColorMap&&(t.sheenColorMap.value=e.sheenColorMap,i(e.sheenColorMap,t.sheenColorMapTransform)),e.sheenRoughnessMap&&(t.sheenRoughnessMap.value=e.sheenRoughnessMap,i(e.sheenRoughnessMap,t.sheenRoughnessMapTransform))),e.clearcoat>0&&(t.clearcoat.value=e.clearcoat,t.clearcoatRoughness.value=e.clearcoatRoughness,e.clearcoatMap&&(t.clearcoatMap.value=e.clearcoatMap,i(e.clearcoatMap,t.clearcoatMapTransform)),e.clearcoatRoughnessMap&&(t.clearcoatRoughnessMap.value=e.clearcoatRoughnessMap,i(e.clearcoatRoughnessMap,t.clearcoatRoughnessMapTransform)),e.clearcoatNormalMap&&(t.clearcoatNormalMap.value=e.clearcoatNormalMap,i(e.clearcoatNormalMap,t.clearcoatNormalMapTransform),t.clearcoatNormalScale.value.copy(e.clearcoatNormalScale),1===e.side&&t.clearcoatNormalScale.value.negate())),e.dispersion>0&&(t.dispersion.value=e.dispersion),e.iridescence>0&&(t.iridescence.value=e.iridescence,t.iridescenceIOR.value=e.iridescenceIOR,t.iridescenceThicknessMinimum.value=e.iridescenceThicknessRange[0],t.iridescenceThicknessMaximum.value=e.iridescenceThicknessRange[1],e.iridescenceMap&&(t.iridescenceMap.value=e.iridescenceMap,i(e.iridescenceMap,t.iridescenceMapTransform)),e.iridescenceThicknessMap&&(t.iridescenceThicknessMap.value=e.iridescenceThicknessMap,i(e.iridescenceThicknessMap,t.iridescenceThicknessMapTransform))),e.transmission>0&&(t.transmission.value=e.transmission,t.transmissionSamplerMap.value=n.texture,t.transmissionSamplerSize.value.set(n.width,n.height),e.transmissionMap&&(t.transmissionMap.value=e.transmissionMap,i(e.transmissionMap,t.transmissionMapTransform)),t.thickness.value=e.thickness,e.thicknessMap&&(t.thicknessMap.value=e.thicknessMap,i(e.thicknessMap,t.thicknessMapTransform)),t.attenuationDistance.value=e.attenuationDistance,t.attenuationColor.value.copy(e.attenuationColor)),e.anisotropy>0&&(t.anisotropyVector.value.set(e.anisotropy*Math.cos(e.anisotropyRotation),e.anisotropy*Math.sin(e.anisotropyRotation)),e.anisotropyMap&&(t.anisotropyMap.value=e.anisotropyMap,i(e.anisotropyMap,t.anisotropyMapTransform))),t.specularIntensity.value=e.specularIntensity,t.specularColor.value.copy(e.specularColor),e.specularColorMap&&(t.specularColorMap.value=e.specularColorMap,i(e.specularColorMap,t.specularColorMapTransform)),e.specularIntensityMap&&(t.specularIntensityMap.value=e.specularIntensityMap,i(e.specularIntensityMap,t.specularIntensityMapTransform))}(t,r,o)):r.isMeshMatcapMaterial?(n(t,r),function(t,e){e.matcap&&(t.matcap.value=e.matcap)}(t,r)):r.isMeshDepthMaterial?n(t,r):r.isMeshDistanceMaterial?(n(t,r),function(t,i){const n=e.get(i).light;t.referencePosition.value.setFromMatrixPosition(n.matrixWorld),t.nearDistance.value=n.shadow.camera.near,t.farDistance.value=n.shadow.camera.far}(t,r)):r.isMeshNormalMaterial?n(t,r):r.isLineBasicMaterial?(function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,e.map&&(t.map.value=e.map,i(e.map,t.mapTransform))}(t,r),r.isLineDashedMaterial&&function(t,e){t.dashSize.value=e.dashSize,t.totalSize.value=e.dashSize+e.gapSize,t.scale.value=e.scale}(t,r)):r.isPointsMaterial?function(t,e,n,r){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.size.value=e.size*n,t.scale.value=.5*r,e.map&&(t.map.value=e.map,i(e.map,t.uvTransform)),e.alphaMap&&(t.alphaMap.value=e.alphaMap,i(e.alphaMap,t.alphaMapTransform)),e.alphaTest>0&&(t.alphaTest.value=e.alphaTest)}(t,r,s,a):r.isSpriteMaterial?function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.rotation.value=e.rotation,e.map&&(t.map.value=e.map,i(e.map,t.mapTransform)),e.alphaMap&&(t.alphaMap.value=e.alphaMap,i(e.alphaMap,t.alphaMapTransform)),e.alphaTest>0&&(t.alphaTest.value=e.alphaTest)}(t,r):r.isShadowMaterial?(t.color.value.copy(r.color),t.opacity.value=r.opacity):r.isShaderMaterial&&(r.uniformsNeedUpdate=!1)}}}function Qd(t,e,i,n){let r={},s={},a=[];const o=t.getParameter(t.MAX_UNIFORM_BUFFER_BINDINGS);function l(t,e,i,n){const r=t.value,s=e+"_"+i;if(void 0===n[s])return n[s]="number"==typeof r||"boolean"==typeof r?r:r.clone(),!0;{const t=n[s];if("number"==typeof r||"boolean"==typeof r){if(t!==r)return n[s]=r,!0}else if(!1===t.equals(r))return t.copy(r),!0}return!1}function h(t){const e={boundary:0,storage:0};return"number"==typeof t||"boolean"==typeof t?(e.boundary=4,e.storage=4):t.isVector2?(e.boundary=8,e.storage=8):t.isVector3||t.isColor?(e.boundary=16,e.storage=12):t.isVector4?(e.boundary=16,e.storage=16):t.isMatrix3?(e.boundary=48,e.storage=48):t.isMatrix4?(e.boundary=64,e.storage=64):t.isTexture?console.warn("THREE.WebGLRenderer: Texture samplers can not be part of an uniforms group."):console.warn("THREE.WebGLRenderer: Unsupported uniform value type.",t),e}function c(e){const i=e.target;i.removeEventListener("dispose",c);const n=a.indexOf(i.__bindingPointIndex);a.splice(n,1),t.deleteBuffer(r[i.id]),delete r[i.id],delete s[i.id]}return{bind:function(t,e){const i=e.program;n.uniformBlockBinding(t,i)},update:function(i,u){let d=r[i.id];void 0===d&&(function(t){const e=t.uniforms;let i=0;for(let t=0,n=e.length;t0&&(i+=16-n),t.__size=i,t.__cache={}}(i),d=function(e){const i=function(){for(let t=0;t=0;--e)t[e].stop();return this}update(t){t*=this.timeScale;const e=this._actions,i=this._nActiveActions,n=this.time+=t,r=Math.sign(t),s=this._accuIndex^=1;for(let a=0;a!==i;++a)e[a]._update(n,t,r,s);const a=this._bindings,o=this._nActiveBindings;for(let t=0;t!==o;++t)a[t].apply(s);return this}setTime(t){this.time=0;for(let t=0;t=r){const s=r++,h=t[s];e[h.uuid]=l,t[l]=h,e[o]=s,t[s]=a;for(let t=0,e=n;t!==e;++t){const e=i[t],n=e[s],r=e[l];e[l]=n,e[s]=r}}}this.nCachedObjects_=r}uncache(){const t=this._objects,e=this._indicesByUUID,i=this._bindings,n=i.length;let r=this.nCachedObjects_,s=t.length;for(let a=0,o=arguments.length;a!==o;++a){const o=arguments[a].uuid,l=e[o];if(void 0!==l)if(delete e[o],l0&&(e[a.uuid]=l),t[l]=a,t.pop();for(let t=0,e=n;t!==e;++t){const e=i[t];e[l]=e[r],e.pop()}}}this.nCachedObjects_=r}subscribe_(t,e){const i=this._bindingsIndicesByPath;let n=i[t];const r=this._bindings;if(void 0!==n)return r[n];const s=this._paths,a=this._parsedPaths,o=this._objects,l=o.length,h=this.nCachedObjects_,c=new Array(l);n=r.length,i[t]=n,s.push(t),a.push(e),r.push(c);for(let i=h,n=o.length;i!==n;++i){const n=o[i];c[i]=new Fh(n,t,e)}return c}unsubscribe_(t){const e=this._bindingsIndicesByPath,i=e[t];if(void 0!==i){const n=this._paths,r=this._parsedPaths,s=this._bindings,a=s.length-1,o=s[a];e[t[a]]=i,s[i]=o,s.pop(),r[i]=r[a],r.pop(),n[i]=n[a],n.pop()}}},e.AnimationUtils=class{static convertArray(t,e){return ul(t,e)}static isTypedArray(t){return dl(t)}static getKeyframeOrder(t){return pl(t)}static sortedArray(t,e,i){return ml(t,e,i)}static flattenJSON(t,e,i,n){fl(t,e,i,n)}static subclip(t,e,i,n,r=30){return function(t,e,i,n,r=30){const s=t.clone();s.name=e;const a=[];for(let t=0;t=n)){l.push(e.times[t]);for(let i=0;is.tracks[t].times[0]&&(o=s.tracks[t].times[0]);for(let t=0;t=n.times[u]){const t=u*l+o,e=t+l-o;d=n.values.slice(t,e)}else{const t=n.createInterpolant(),e=o,i=l-o;t.evaluate(s),d=t.resultBuffer.slice(e,i)}"quaternion"===r&&(new De).fromArray(d).normalize().conjugate().toArray(d);const p=a.times.length;for(let t=0;t.99999)this.quaternion.set(0,0,0,1);else if(t.y<-.99999)this.quaternion.set(1,0,0,0);else{gc.set(t.z,0,-t.x).normalize();const e=Math.acos(t.y);this.quaternion.setFromAxisAngle(gc,e)}}setLength(t,e=.2*t,i=.2*e){this.line.scale.set(1,Math.max(1e-4,t-e),1),this.line.updateMatrix(),this.cone.scale.set(i,e,i),this.cone.position.y=t,this.cone.updateMatrix()}setColor(t){this.line.material.color.set(t),this.cone.material.color.set(t)}copy(t){return super.copy(t,!1),this.line.copy(t.line),this.cone.copy(t.cone),this}dispose(){this.line.geometry.dispose(),this.line.material.dispose(),this.cone.geometry.dispose(),this.cone.material.dispose()}},e.AttachedBindMode=L,e.Audio=wh,e.AudioAnalyser=class{constructor(t,e=2048){this.analyser=t.context.createAnalyser(),this.analyser.fftSize=e,this.data=new Uint8Array(this.analyser.frequencyBinCount),t.getOutput().connect(this.analyser)}getFrequencyData(){return this.analyser.getByteFrequencyData(this.data),this.data}getAverageFrequency(){let t=0;const e=this.getFrequencyData();for(let i=0;i=this.min.x&&t.x<=this.max.x&&t.y>=this.min.y&&t.y<=this.max.y}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y))}intersectsBox(t){return t.max.x>=this.min.x&&t.min.x<=this.max.x&&t.max.y>=this.min.y&&t.min.y<=this.max.y}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return this.clampPoint(t,qh).distanceTo(t)}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}},e.Box3=ui,e.Box3Helper=class extends fa{constructor(t,e=16776960){const i=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),n=new tr;n.setIndex(new Gn(i,1)),n.setAttribute("position",new Xn([1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,-1,-1,1,-1,-1,-1,-1,1,-1,-1],3)),super(n,new na({color:e,toneMapped:!1})),this.box=t,this.type="Box3Helper",this.geometry.computeBoundingSphere()}updateMatrixWorld(t){const e=this.box;e.isEmpty()||(e.getCenter(this.position),e.getSize(this.scale),this.scale.multiplyScalar(.5),super.updateMatrixWorld(t))}dispose(){this.geometry.dispose(),this.material.dispose()}},e.BoxGeometry=mr,e.BoxHelper=class extends fa{constructor(t,e=16776960){const i=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),n=new Float32Array(24),r=new tr;r.setIndex(new Gn(i,1)),r.setAttribute("position",new Gn(n,3)),super(r,new na({color:e,toneMapped:!1})),this.object=t,this.type="BoxHelper",this.matrixAutoUpdate=!1,this.update()}update(){if(void 0!==this.object&&fc.setFromObject(this.object),fc.isEmpty())return;const t=fc.min,e=fc.max,i=this.geometry.attributes.position,n=i.array;n[0]=e.x,n[1]=e.y,n[2]=e.z,n[3]=t.x,n[4]=e.y,n[5]=e.z,n[6]=t.x,n[7]=t.y,n[8]=e.z,n[9]=e.x,n[10]=t.y,n[11]=e.z,n[12]=e.x,n[13]=e.y,n[14]=t.z,n[15]=t.x,n[16]=e.y,n[17]=t.z,n[18]=t.x,n[19]=t.y,n[20]=t.z,n[21]=e.x,n[22]=t.y,n[23]=t.z,i.needsUpdate=!0,this.geometry.computeBoundingSphere()}setFromObject(t){return this.object=t,this.update(),this}copy(t,e){return super.copy(t,e),this.object=t.object,this}dispose(){this.geometry.dispose(),this.material.dispose()}},e.BufferAttribute=Gn,e.BufferGeometry=tr,e.BufferGeometryLoader=lh,e.ByteType=J,e.Cache=Pl,e.Camera=xr,e.CameraHelper=class extends fa{constructor(t){const e=new tr,i=new na({color:16777215,vertexColors:!0,toneMapped:!1}),n=[],r=[],s={};function a(t,e){o(t),o(e)}function o(t){n.push(0,0,0),r.push(0,0,0),void 0===s[t]&&(s[t]=[]),s[t].push(n.length/3-1)}a("n1","n2"),a("n2","n4"),a("n4","n3"),a("n3","n1"),a("f1","f2"),a("f2","f4"),a("f4","f3"),a("f3","f1"),a("n1","f1"),a("n2","f2"),a("n3","f3"),a("n4","f4"),a("p","n1"),a("p","n2"),a("p","n3"),a("p","n4"),a("u1","u2"),a("u2","u3"),a("u3","u1"),a("c","t"),a("p","c"),a("cn1","cn2"),a("cn3","cn4"),a("cf1","cf2"),a("cf3","cf4"),e.setAttribute("position",new Xn(n,3)),e.setAttribute("color",new Xn(r,3)),super(e,i),this.type="CameraHelper",this.camera=t,this.camera.updateProjectionMatrix&&this.camera.updateProjectionMatrix(),this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1,this.pointMap=s,this.update();const l=new In(16755200),h=new In(16711680),c=new In(43775),u=new In(16777215),d=new In(3355443);this.setColors(l,h,c,u,d)}setColors(t,e,i,n,r){const s=this.geometry.getAttribute("color");return s.setXYZ(0,t.r,t.g,t.b),s.setXYZ(1,t.r,t.g,t.b),s.setXYZ(2,t.r,t.g,t.b),s.setXYZ(3,t.r,t.g,t.b),s.setXYZ(4,t.r,t.g,t.b),s.setXYZ(5,t.r,t.g,t.b),s.setXYZ(6,t.r,t.g,t.b),s.setXYZ(7,t.r,t.g,t.b),s.setXYZ(8,t.r,t.g,t.b),s.setXYZ(9,t.r,t.g,t.b),s.setXYZ(10,t.r,t.g,t.b),s.setXYZ(11,t.r,t.g,t.b),s.setXYZ(12,t.r,t.g,t.b),s.setXYZ(13,t.r,t.g,t.b),s.setXYZ(14,t.r,t.g,t.b),s.setXYZ(15,t.r,t.g,t.b),s.setXYZ(16,t.r,t.g,t.b),s.setXYZ(17,t.r,t.g,t.b),s.setXYZ(18,t.r,t.g,t.b),s.setXYZ(19,t.r,t.g,t.b),s.setXYZ(20,t.r,t.g,t.b),s.setXYZ(21,t.r,t.g,t.b),s.setXYZ(22,t.r,t.g,t.b),s.setXYZ(23,t.r,t.g,t.b),s.setXYZ(24,e.r,e.g,e.b),s.setXYZ(25,e.r,e.g,e.b),s.setXYZ(26,e.r,e.g,e.b),s.setXYZ(27,e.r,e.g,e.b),s.setXYZ(28,e.r,e.g,e.b),s.setXYZ(29,e.r,e.g,e.b),s.setXYZ(30,e.r,e.g,e.b),s.setXYZ(31,e.r,e.g,e.b),s.setXYZ(32,i.r,i.g,i.b),s.setXYZ(33,i.r,i.g,i.b),s.setXYZ(34,i.r,i.g,i.b),s.setXYZ(35,i.r,i.g,i.b),s.setXYZ(36,i.r,i.g,i.b),s.setXYZ(37,i.r,i.g,i.b),s.setXYZ(38,n.r,n.g,n.b),s.setXYZ(39,n.r,n.g,n.b),s.setXYZ(40,r.r,r.g,r.b),s.setXYZ(41,r.r,r.g,r.b),s.setXYZ(42,r.r,r.g,r.b),s.setXYZ(43,r.r,r.g,r.b),s.setXYZ(44,r.r,r.g,r.b),s.setXYZ(45,r.r,r.g,r.b),s.setXYZ(46,r.r,r.g,r.b),s.setXYZ(47,r.r,r.g,r.b),s.setXYZ(48,r.r,r.g,r.b),s.setXYZ(49,r.r,r.g,r.b),s.needsUpdate=!0,this}update(){const t=this.geometry,e=this.pointMap;let i,n;if(pc.projectionMatrixInverse.copy(this.camera.projectionMatrixInverse),!0===this.camera.reversedDepth)i=1,n=0;else if(this.camera.coordinateSystem===ve)i=-1,n=1;else{if(this.camera.coordinateSystem!==ye)throw new Error("THREE.CameraHelper.update(): Invalid coordinate system: "+this.camera.coordinateSystem);i=0,n=1}mc("c",e,t,pc,0,0,i),mc("t",e,t,pc,0,0,n),mc("n1",e,t,pc,-1,-1,i),mc("n2",e,t,pc,1,-1,i),mc("n3",e,t,pc,-1,1,i),mc("n4",e,t,pc,1,1,i),mc("f1",e,t,pc,-1,-1,n),mc("f2",e,t,pc,1,-1,n),mc("f3",e,t,pc,-1,1,n),mc("f4",e,t,pc,1,1,n),mc("u1",e,t,pc,.7,1.1,i),mc("u2",e,t,pc,-.7,1.1,i),mc("u3",e,t,pc,0,2,i),mc("cf1",e,t,pc,-1,0,n),mc("cf2",e,t,pc,1,0,n),mc("cf3",e,t,pc,0,-1,n),mc("cf4",e,t,pc,0,1,n),mc("cn1",e,t,pc,-1,0,i),mc("cn2",e,t,pc,1,0,i),mc("cn3",e,t,pc,0,-1,i),mc("cn4",e,t,pc,0,1,i),t.getAttribute("position").needsUpdate=!0}dispose(){this.geometry.dispose(),this.material.dispose()}},e.CanvasTexture=class extends si{constructor(t,e,i,n,r,s,a,o,l){super(t,e,i,n,r,s,a,o,l),this.isCanvasTexture=!0,this.needsUpdate=!0}},e.CapsuleGeometry=Aa,e.CatmullRomCurve3=Xa,e.CineonToneMapping=3,e.CircleGeometry=Ca,e.ClampToEdgeWrapping=V,e.Clock=yh,e.Color=In,e.ColorKeyframeTrack=bl,e.ColorManagement=Ze,e.CompressedArrayTexture=class extends wa{constructor(t,e,i,n,r,s){super(t,e,i,r,s),this.isCompressedArrayTexture=!0,this.image.depth=n,this.wrapR=V,this.layerUpdates=new Set}addLayerUpdate(t){this.layerUpdates.add(t)}clearLayerUpdates(){this.layerUpdates.clear()}},e.CompressedCubeTexture=class extends wa{constructor(t,e,i){super(void 0,t[0].width,t[0].height,e,i,N),this.isCompressedCubeTexture=!0,this.isCubeTexture=!0,this.image=t}},e.CompressedTexture=wa,e.CompressedTextureLoader=class extends Dl{constructor(t){super(t)}load(t,e,i,n){const r=this,s=[],a=new wa,o=new 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createImageBitmap(t,Object.assign(r.options,{colorSpaceConversion:"none"}))})).then((function(i){return Pl.add(`image-bitmap:${t}`,i),e&&e(i),r.manager.itemEnd(t),i})).catch((function(e){n&&n(e),dh.set(o,e),Pl.remove(`image-bitmap:${t}`),r.manager.itemError(t),r.manager.itemEnd(t)}));Pl.add(`image-bitmap:${t}`,o),r.manager.itemStart(t)}abort(){return this._abortController.abort(),this._abortController=new AbortController,this}},e.ImageLoader=zl,e.ImageUtils=Qe,e.IncrementStencilOp=7682,e.IncrementWrapStencilOp=34055,e.InstancedBufferAttribute=vs,e.InstancedBufferGeometry=oh,e.InstancedInterleavedBuffer=class extends Nr{constructor(t,e,i=1){super(t,e),this.isInstancedInterleavedBuffer=!0,this.meshPerAttribute=i}copy(t){return super.copy(t),this.meshPerAttribute=t.meshPerAttribute,this}clone(t){const e=super.clone(t);return e.meshPerAttribute=this.meshPerAttribute,e}toJSON(t){const e=super.toJSON(t);return e.isInstancedInterleavedBuffer=!0,e.meshPerAttribute=this.meshPerAttribute,e}},e.InstancedMesh=Es,e.Int16BufferAttribute=class extends Gn{constructor(t,e,i){super(new Int16Array(t),e,i)}},e.Int32BufferAttribute=class extends Gn{constructor(t,e,i){super(new Int32Array(t),e,i)}},e.Int8BufferAttribute=class extends Gn{constructor(t,e,i){super(new 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e.copy(a).add(Jh.multiplyScalar(r)),i.copy(o).add(Kh.multiplyScalar(s)),e.sub(i),e.dot(e)}applyMatrix4(t){return this.start.applyMatrix4(t),this.end.applyMatrix4(t),this}equals(t){return t.start.equals(this.start)&&t.end.equals(this.end)}clone(){return(new this.constructor).copy(this)}},e.LineBasicMaterial=na,e.LineCurve=$a,e.LineCurve3=Qa,e.LineDashedMaterial=cl,e.LineLoop=ga,e.LineSegments=fa,e.LinearFilter=X,e.LinearInterpolant=vl,e.LinearMipMapLinearFilter=1008,e.LinearMipMapNearestFilter=1007,e.LinearMipmapLinearFilter=Y,e.LinearMipmapNearestFilter=q,e.LinearSRGBColorSpace=re,e.LinearToneMapping=1,e.LinearTransfer=se,e.Loader=Dl,e.LoaderUtils=ah,e.LoadingManager=Il,e.LoopOnce=2200,e.LoopPingPong=2202,e.LoopRepeat=2201,e.MOUSE={LEFT:0,MIDDLE:1,RIGHT:2,ROTATE:0,DOLLY:1,PAN:2},e.Material=Un,e.MaterialLoader=sh,e.MathUtils=Ie,e.Matrix2=Xh,e.Matrix3=Fe,e.Matrix4=zi,e.MaxEquation=104,e.Mesh=dr,e.MeshBasicMaterial=Nn,e.MeshDepthMaterial=ol,e.MeshDistanceMaterial=ll,e.MeshLambertMaterial=al,e.MeshMatcapMaterial=hl,e.MeshNormalMaterial=sl,e.MeshPhongMaterial=nl,e.MeshPhysicalMaterial=il,e.MeshStandardMaterial=el,e.MeshToonMaterial=rl,e.MinEquation=103,e.MirroredRepeatWrapping=H,e.MixOperation=1,e.MultiplyBlending=4,e.MultiplyOperation=0,e.NearestFilter=G,e.NearestMipMapLinearFilter=1005,e.NearestMipMapNearestFilter=1004,e.NearestMipmapLinearFilter=j,e.NearestMipmapNearestFilter=W,e.NeutralToneMapping=7,e.NeverCompare=512,e.NeverDepth=0,e.NeverStencilFunc=512,e.NoBlending=0,e.NoColorSpace=ie,e.NoToneMapping=0,e.NormalAnimationBlendMode=2500,e.NormalBlending=1,e.NotEqualCompare=517,e.NotEqualDepth=7,e.NotEqualStencilFunc=517,e.NumberKeyframeTrack=Sl,e.Object3D=dn,e.ObjectLoader=class extends Dl{constructor(t){super(t)}load(t,e,i,n){const r=this,s=""===this.path?ah.extractUrlBase(t):this.path;this.resourcePath=this.resourcePath||s;const a=new Ol(this.manager);a.setPath(this.path),a.setRequestHeader(this.requestHeader),a.setWithCredentials(this.withCredentials),a.load(t,(function(i){let s=null;try{s=JSON.parse(i)}catch(e){return void 0!==n&&n(e),void console.error("THREE:ObjectLoader: Can't parse "+t+".",e.message)}const a=s.metadata;if(void 0===a||void 0===a.type||"geometry"===a.type.toLowerCase())return void 0!==n&&n(new Error("THREE.ObjectLoader: Can't load "+t)),void console.error("THREE.ObjectLoader: Can't load "+t);r.parse(s,e)}),i,n)}async loadAsync(t,e){const i=""===this.path?ah.extractUrlBase(t):this.path;this.resourcePath=this.resourcePath||i;const n=new Ol(this.manager);n.setPath(this.path),n.setRequestHeader(this.requestHeader),n.setWithCredentials(this.withCredentials);const r=await n.loadAsync(t,e),s=JSON.parse(r),a=s.metadata;if(void 0===a||void 0===a.type||"geometry"===a.type.toLowerCase())throw new Error("THREE.ObjectLoader: Can't load "+t);return await this.parseAsync(s)}parse(t,e){const i=this.parseAnimations(t.animations),n=this.parseShapes(t.shapes),r=this.parseGeometries(t.geometries,n),s=this.parseImages(t.images,(function(){void 0!==e&&e(l)})),a=this.parseTextures(t.textures,s),o=this.parseMaterials(t.materials,a),l=this.parseObject(t.object,r,o,a,i),h=this.parseSkeletons(t.skeletons,l);if(this.bindSkeletons(l,h),this.bindLightTargets(l),void 0!==e){let t=!1;for(const e in s)if(s[e].data instanceof HTMLImageElement){t=!0;break}!1===t&&e(l)}return l}async parseAsync(t){const e=this.parseAnimations(t.animations),i=this.parseShapes(t.shapes),n=this.parseGeometries(t.geometries,i),r=await this.parseImagesAsync(t.images),s=this.parseTextures(t.textures,r),a=this.parseMaterials(t.materials,s),o=this.parseObject(t.object,n,a,s,e),l=this.parseSkeletons(t.skeletons,o);return this.bindSkeletons(o,l),this.bindLightTargets(o),o}parseShapes(t){const e={};if(void 0!==t)for(let i=0,n=t.length;i0){const i=new Il(e);r=new zl(i),r.setCrossOrigin(this.crossOrigin);for(let e=0,i=t.length;e0){n=new zl(this.manager),n.setCrossOrigin(this.crossOrigin);for(let e=0,n=t.length;e{let e=null,i=null;return void 0!==t.boundingBox&&(e=(new ui).fromJSON(t.boundingBox)),void 0!==t.boundingSphere&&(i=(new Ri).fromJSON(t.boundingSphere)),{...t,boundingBox:e,boundingSphere:i}})),s._instanceInfo=t.instanceInfo,s._availableInstanceIds=t._availableInstanceIds,s._availableGeometryIds=t._availableGeometryIds,s._nextIndexStart=t.nextIndexStart,s._nextVertexStart=t.nextVertexStart,s._geometryCount=t.geometryCount,s._maxInstanceCount=t.maxInstanceCount,s._maxVertexCount=t.maxVertexCount,s._maxIndexCount=t.maxIndexCount,s._geometryInitialized=t.geometryInitialized,s._matricesTexture=c(t.matricesTexture.uuid),s._indirectTexture=c(t.indirectTexture.uuid),void 0!==t.colorsTexture&&(s._colorsTexture=c(t.colorsTexture.uuid)),void 0!==t.boundingSphere&&(s.boundingSphere=(new Ri).fromJSON(t.boundingSphere)),void 0!==t.boundingBox&&(s.boundingBox=(new ui).fromJSON(t.boundingBox));break;case"LOD":s=new is;break;case"Line":s=new ua(l(t.geometry),h(t.material));break;case"LineLoop":s=new ga(l(t.geometry),h(t.material));break;case"LineSegments":s=new fa(l(t.geometry),h(t.material));break;case"PointCloud":case"Points":s=new ba(l(t.geometry),h(t.material));break;case"Sprite":s=new $r(h(t.material));break;case"Group":s=new Rr;break;case"Bone":s=new ps;break;default:s=new dn}if(s.uuid=t.uuid,void 0!==t.name&&(s.name=t.name),void 0!==t.matrix?(s.matrix.fromArray(t.matrix),void 0!==t.matrixAutoUpdate&&(s.matrixAutoUpdate=t.matrixAutoUpdate),s.matrixAutoUpdate&&s.matrix.decompose(s.position,s.quaternion,s.scale)):(void 0!==t.position&&s.position.fromArray(t.position),void 0!==t.rotation&&s.rotation.fromArray(t.rotation),void 0!==t.quaternion&&s.quaternion.fromArray(t.quaternion),void 0!==t.scale&&s.scale.fromArray(t.scale)),void 0!==t.up&&s.up.fromArray(t.up),void 0!==t.castShadow&&(s.castShadow=t.castShadow),void 0!==t.receiveShadow&&(s.receiveShadow=t.receiveShadow),t.shadow&&(void 0!==t.shadow.intensity&&(s.shadow.intensity=t.shadow.intensity),void 0!==t.shadow.bias&&(s.shadow.bias=t.shadow.bias),void 0!==t.shadow.normalBias&&(s.shadow.normalBias=t.shadow.normalBias),void 0!==t.shadow.radius&&(s.shadow.radius=t.shadow.radius),void 0!==t.shadow.mapSize&&s.shadow.mapSize.fromArray(t.shadow.mapSize),void 0!==t.shadow.camera&&(s.shadow.camera=this.parseObject(t.shadow.camera))),void 0!==t.visible&&(s.visible=t.visible),void 0!==t.frustumCulled&&(s.frustumCulled=t.frustumCulled),void 0!==t.renderOrder&&(s.renderOrder=t.renderOrder),void 0!==t.userData&&(s.userData=t.userData),void 0!==t.layers&&(s.layers.mask=t.layers),void 0!==t.children){const a=t.children;for(let t=0;t1)for(let i=0;iNumber.EPSILON){if(l<0&&(i=e[s],o=-o,a=e[r],l=-l),t.ya.y)continue;if(t.y===i.y){if(t.x===i.x)return!0}else{const e=l*(t.x-i.x)-o*(t.y-i.y);if(0===e)return!0;if(e<0)continue;n=!n}}else{if(t.y!==i.y)continue;if(a.x<=t.x&&t.x<=i.x||i.x<=t.x&&t.x<=a.x)return!0}}return n}const i=Uo.isClockWise,n=this.subPaths;if(0===n.length)return[];let r,s,a;const o=[];if(1===n.length)return s=n[0],a=new ao,a.curves=s.curves,o.push(a),o;let l=!i(n[0].getPoints());l=t?!l:l;const h=[],c=[];let u,d,p=[],m=0;c[m]=void 0,p[m]=[];for(let e=0,a=n.length;e1){let t=!1,i=0;for(let t=0,e=c.length;t0&&!1===t&&(p=h)}for(let t=0,e=c.length;te?(t.repeat.x=1,t.repeat.y=i/e,t.offset.x=0,t.offset.y=(1-t.repeat.y)/2):(t.repeat.x=e/i,t.repeat.y=1,t.offset.x=(1-t.repeat.x)/2,t.offset.y=0),t}(t,e)}static cover(t,e){return function(t,e){const i=t.image&&t.image.width?t.image.width/t.image.height:1;return i>e?(t.repeat.x=e/i,t.repeat.y=1,t.offset.x=(1-t.repeat.x)/2,t.offset.y=0):(t.repeat.x=1,t.repeat.y=i/e,t.offset.x=0,t.offset.y=(1-t.repeat.y)/2),t}(t,e)}static fill(t){return function(t){return t.repeat.x=1,t.repeat.y=1,t.offset.x=0,t.offset.y=0,t}(t)}static getByteLength(t,e,i,n){return yc(t,e,i,n)}},e.Timer=class{constructor(){this._previousTime=0,this._currentTime=0,this._startTime=performance.now(),this._delta=0,this._elapsed=0,this._timescale=1,this._document=null,this._pageVisibilityHandler=null}connect(t){this._document=t,void 0!==t.hidden&&(this._pageVisibilityHandler=jh.bind(this),t.addEventListener("visibilitychange",this._pageVisibilityHandler,!1))}disconnect(){null!==this._pageVisibilityHandler&&(this._document.removeEventListener("visibilitychange",this._pageVisibilityHandler),this._pageVisibilityHandler=null),this._document=null}getDelta(){return this._delta/1e3}getElapsed(){return this._elapsed/1e3}getTimescale(){return this._timescale}setTimescale(t){return this._timescale=t,this}reset(){return this._currentTime=performance.now()-this._startTime,this}dispose(){this.disconnect()}update(t){return null!==this._pageVisibilityHandler&&!0===this._document.hidden?this._delta=0:(this._previousTime=this._currentTime,this._currentTime=(void 0!==t?t:performance.now())-this._startTime,this._delta=(this._currentTime-this._previousTime)*this._timescale,this._elapsed+=this._delta),this}},e.TimestampQuery={COMPUTE:"compute",RENDER:"render"},e.TorusGeometry=qo,e.TorusKnotGeometry=Yo,e.Triangle=En,e.TriangleFanDrawMode=2,e.TriangleStripDrawMode=1,e.TrianglesDrawMode=0,e.TubeGeometry=Zo,e.UVMapping=U,e.Uint16BufferAttribute=Wn,e.Uint32BufferAttribute=jn,e.Uint8BufferAttribute=class extends Gn{constructor(t,e,i){super(new Uint8Array(t),e,i)}},e.Uint8ClampedBufferAttribute=class extends Gn{constructor(t,e,i){super(new Uint8ClampedArray(t),e,i)}},e.Uniform=kh,e.UniformsGroup=class extends xe{constructor(){super(),this.isUniformsGroup=!0,Object.defineProperty(this,"id",{value:Vh++}),this.name="",this.usage=ge,this.uniforms=[]}add(t){return this.uniforms.push(t),this}remove(t){const e=this.uniforms.indexOf(t);return-1!==e&&this.uniforms.splice(e,1),this}setName(t){return this.name=t,this}setUsage(t){return this.usage=t,this}dispose(){this.dispatchEvent({type:"dispose"})}copy(t){this.name=t.name,this.usage=t.usage;const e=t.uniforms;this.uniforms.length=0;for(let t=0,i=e.length;t0),u=!!i.morphAttributes.position,d=!!i.morphAttributes.normal,p=!!i.morphAttributes.color;let m=0;n.toneMapped&&(null!==T&&!0!==T.isXRRenderTarget||(m=x.toneMapping));const f=i.morphAttributes.position||i.morphAttributes.normal||i.morphAttributes.color,g=void 0!==f?f.length:0,v=ot.get(n),y=_.state.lights;if(!0===V&&(!0===H||t!==E)){const e=t===E&&n.id===w;Mt.setState(n,t,e)}let M=!1;n.version===v.__version?v.needsLights&&v.lightsStateVersion!==y.state.version||v.outputColorSpace!==o||r.isBatchedMesh&&!1===v.batching?M=!0:r.isBatchedMesh||!0!==v.batching?r.isBatchedMesh&&!0===v.batchingColor&&null===r.colorTexture||r.isBatchedMesh&&!1===v.batchingColor&&null!==r.colorTexture||r.isInstancedMesh&&!1===v.instancing?M=!0:r.isInstancedMesh||!0!==v.instancing?r.isSkinnedMesh&&!1===v.skinning?M=!0:r.isSkinnedMesh||!0!==v.skinning?r.isInstancedMesh&&!0===v.instancingColor&&null===r.instanceColor||r.isInstancedMesh&&!1===v.instancingColor&&null!==r.instanceColor||r.isInstancedMesh&&!0===v.instancingMorph&&null===r.morphTexture||r.isInstancedMesh&&!1===v.instancingMorph&&null!==r.morphTexture||v.envMap!==l||!0===n.fog&&v.fog!==s?M=!0:void 0===v.numClippingPlanes||v.numClippingPlanes===Mt.numPlanes&&v.numIntersection===Mt.numIntersection?(v.vertexAlphas!==h||v.vertexTangents!==c||v.morphTargets!==u||v.morphNormals!==d||v.morphColors!==p||v.toneMapping!==m||v.morphTargetsCount!==g)&&(M=!0):M=!0:M=!0:M=!0:M=!0:(M=!0,v.__version=n.version);let b=v.currentProgram;!0===M&&(b=Yt(n,e,r));let S=!1,A=!1,C=!1;const R=b.getUniforms(),P=v.uniforms;if(et.useProgram(b.program)&&(S=!0,A=!0,C=!0),n.id!==w&&(w=n.id,A=!0),S||E!==t){et.buffers.depth.getReversed()&&!0!==t.reversedDepth&&(t._reversedDepth=!0,t.updateProjectionMatrix()),R.setValue(Pt,"projectionMatrix",t.projectionMatrix),R.setValue(Pt,"viewMatrix",t.matrixWorldInverse);const e=R.map.cameraPosition;void 0!==e&&e.setValue(Pt,W.setFromMatrixPosition(t.matrixWorld)),Q.logarithmicDepthBuffer&&R.setValue(Pt,"logDepthBufFC",2/(Math.log(t.far+1)/Math.LN2)),(n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshLambertMaterial||n.isMeshBasicMaterial||n.isMeshStandardMaterial||n.isShaderMaterial)&&R.setValue(Pt,"isOrthographic",!0===t.isOrthographicCamera),E!==t&&(E=t,A=!0,C=!0)}if(r.isSkinnedMesh){R.setOptional(Pt,r,"bindMatrix"),R.setOptional(Pt,r,"bindMatrixInverse");const t=r.skeleton;t&&(null===t.boneTexture&&t.computeBoneTexture(),R.setValue(Pt,"boneTexture",t.boneTexture,lt))}r.isBatchedMesh&&(R.setOptional(Pt,r,"batchingTexture"),R.setValue(Pt,"batchingTexture",r._matricesTexture,lt),R.setOptional(Pt,r,"batchingIdTexture"),R.setValue(Pt,"batchingIdTexture",r._indirectTexture,lt),R.setOptional(Pt,r,"batchingColorTexture"),null!==r._colorsTexture&&R.setValue(Pt,"batchingColorTexture",r._colorsTexture,lt));const I=i.morphAttributes;var L,N;if(void 0===I.position&&void 0===I.normal&&void 0===I.color||Tt.update(r,i,b),(A||v.receiveShadow!==r.receiveShadow)&&(v.receiveShadow=r.receiveShadow,R.setValue(Pt,"receiveShadow",r.receiveShadow)),n.isMeshGouraudMaterial&&null!==n.envMap&&(P.envMap.value=l,P.flipEnvMap.value=l.isCubeTexture&&!1===l.isRenderTargetTexture?-1:1),n.isMeshStandardMaterial&&null===n.envMap&&null!==e.environment&&(P.envMapIntensity.value=e.environmentIntensity),A&&(R.setValue(Pt,"toneMappingExposure",x.toneMappingExposure),v.needsLights&&(N=C,(L=P).ambientLightColor.needsUpdate=N,L.lightProbe.needsUpdate=N,L.directionalLights.needsUpdate=N,L.directionalLightShadows.needsUpdate=N,L.pointLights.needsUpdate=N,L.pointLightShadows.needsUpdate=N,L.spotLights.needsUpdate=N,L.spotLightShadows.needsUpdate=N,L.rectAreaLights.needsUpdate=N,L.hemisphereLights.needsUpdate=N),s&&!0===n.fog&&vt.refreshFogUniforms(P,s),vt.refreshMaterialUniforms(P,n,U,D,_.state.transmissionRenderTarget[t.id]),od.upload(Pt,Zt(v),P,lt)),n.isShaderMaterial&&!0===n.uniformsNeedUpdate&&(od.upload(Pt,Zt(v),P,lt),n.uniformsNeedUpdate=!1),n.isSpriteMaterial&&R.setValue(Pt,"center",r.center),R.setValue(Pt,"modelViewMatrix",r.modelViewMatrix),R.setValue(Pt,"normalMatrix",r.normalMatrix),R.setValue(Pt,"modelMatrix",r.matrixWorld),n.isShaderMaterial||n.isRawShaderMaterial){const t=n.uniformsGroups;for(let e=0,i=t.length;e{function i(){n.forEach((function(t){ot.get(t).currentProgram.isReady()&&n.delete(t)})),0!==n.size?setTimeout(i,10):e(t)}null!==K.get("KHR_parallel_shader_compile")?i():setTimeout(i,10)}))};let Bt=null;function kt(){Ht.stop()}function Vt(){Ht.start()}const Ht=new xc;function Gt(t,e,i,n){if(!1===t.visible)return;if(t.layers.test(e.layers))if(t.isGroup)i=t.renderOrder;else if(t.isLOD)!0===t.autoUpdate&&t.update(e);else if(t.isLight)_.pushLight(t),t.castShadow&&_.pushShadow(t);else if(t.isSprite){if(!t.frustumCulled||k.intersectsSprite(t)){n&&j.setFromMatrixPosition(t.matrixWorld).applyMatrix4(G);const e=mt.update(t),r=t.material;r.visible&&g.push(t,e,r,i,j.z,null)}}else if((t.isMesh||t.isLine||t.isPoints)&&(!t.frustumCulled||k.intersectsObject(t))){const e=mt.update(t),r=t.material;if(n&&(void 0!==t.boundingSphere?(null===t.boundingSphere&&t.computeBoundingSphere(),j.copy(t.boundingSphere.center)):(null===e.boundingSphere&&e.computeBoundingSphere(),j.copy(e.boundingSphere.center)),j.applyMatrix4(t.matrixWorld).applyMatrix4(G)),Array.isArray(r)){const n=e.groups;for(let s=0,a=n.length;s0&&Xt(r,e,i),s.length>0&&Xt(s,e,i),a.length>0&&Xt(a,e,i),et.buffers.depth.setTest(!0),et.buffers.depth.setMask(!0),et.buffers.color.setMask(!0),et.setPolygonOffset(!1)}function jt(t,e,i,n){if(null!==(!0===i.isScene?i.overrideMaterial:null))return;void 0===_.state.transmissionRenderTarget[n.id]&&(_.state.transmissionRenderTarget[n.id]=new li(1,1,{generateMipmaps:!0,type:K.has("EXT_color_buffer_half_float")||K.has("EXT_color_buffer_float")?it:Z,minFilter:Y,samples:4,stencilBuffer:s,resolveDepthBuffer:!1,resolveStencilBuffer:!1,colorSpace:Ze.workingColorSpace}));const r=_.state.transmissionRenderTarget[n.id],a=n.viewport||A;r.setSize(a.z*x.transmissionResolutionScale,a.w*x.transmissionResolutionScale);const o=x.getRenderTarget(),l=x.getActiveCubeFace(),h=x.getActiveMipmapLevel();x.setRenderTarget(r),x.getClearColor(P),I=x.getClearAlpha(),I<1&&x.setClearColor(16777215,.5),x.clear(),q&&St.render(i);const c=x.toneMapping;x.toneMapping=0;const u=n.viewport;if(void 0!==n.viewport&&(n.viewport=void 0),_.setupLightsView(n),!0===V&&Mt.setGlobalState(x.clippingPlanes,n),Xt(t,i,n),lt.updateMultisampleRenderTarget(r),lt.updateRenderTargetMipmap(r),!1===K.has("WEBGL_multisampled_render_to_texture")){let t=!1;for(let r=0,s=e.length;r0)for(let e=0,s=i.length;e0&&jt(n,r,t,e),q&&St.render(t),Wt(g,t,e);null!==T&&0===S&&(lt.updateMultisampleRenderTarget(T),lt.updateRenderTargetMipmap(T)),!0===t.isScene&&t.onAfterRender(x,t,e),Ct.resetDefaultState(),w=-1,E=null,y.pop(),y.length>0?(_=y[y.length-1],!0===V&&Mt.setGlobalState(x.clippingPlanes,_.state.camera)):_=null,v.pop(),g=v.length>0?v[v.length-1]:null},this.getActiveCubeFace=function(){return b},this.getActiveMipmapLevel=function(){return S},this.getRenderTarget=function(){return T},this.setRenderTargetTextures=function(t,e,i){const n=ot.get(t);n.__autoAllocateDepthBuffer=!1===t.resolveDepthBuffer,!1===n.__autoAllocateDepthBuffer&&(n.__useRenderToTexture=!1),ot.get(t.texture).__webglTexture=e,ot.get(t.depthTexture).__webglTexture=n.__autoAllocateDepthBuffer?void 0:i,n.__hasExternalTextures=!0},this.setRenderTargetFramebuffer=function(t,e){const i=ot.get(t);i.__webglFramebuffer=e,i.__useDefaultFramebuffer=void 0===e};const Kt=Pt.createFramebuffer();this.setRenderTarget=function(t,e=0,i=0){T=t,b=e,S=i;let n=!0,r=null,s=!1,a=!1;if(t){const o=ot.get(t);if(void 0!==o.__useDefaultFramebuffer)et.bindFramebuffer(Pt.FRAMEBUFFER,null),n=!1;else if(void 0===o.__webglFramebuffer)lt.setupRenderTarget(t);else if(o.__hasExternalTextures)lt.rebindTextures(t,ot.get(t.texture).__webglTexture,ot.get(t.depthTexture).__webglTexture);else if(t.depthBuffer){const e=t.depthTexture;if(o.__boundDepthTexture!==e){if(null!==e&&ot.has(e)&&(t.width!==e.image.width||t.height!==e.image.height))throw new Error("WebGLRenderTarget: Attached DepthTexture is initialized to the incorrect size.");lt.setupDepthRenderbuffer(t)}}const l=t.texture;(l.isData3DTexture||l.isDataArrayTexture||l.isCompressedArrayTexture)&&(a=!0);const h=ot.get(t).__webglFramebuffer;t.isWebGLCubeRenderTarget?(r=Array.isArray(h[e])?h[e][i]:h[e],s=!0):r=t.samples>0&&!1===lt.useMultisampledRTT(t)?ot.get(t).__webglMultisampledFramebuffer:Array.isArray(h)?h[i]:h,A.copy(t.viewport),C.copy(t.scissor),R=t.scissorTest}else A.copy(F).multiplyScalar(U).floor(),C.copy(z).multiplyScalar(U).floor(),R=B;if(0!==i&&(r=Kt),et.bindFramebuffer(Pt.FRAMEBUFFER,r)&&n&&et.drawBuffers(t,r),et.viewport(A),et.scissor(C),et.setScissorTest(R),s){const n=ot.get(t.texture);Pt.framebufferTexture2D(Pt.FRAMEBUFFER,Pt.COLOR_ATTACHMENT0,Pt.TEXTURE_CUBE_MAP_POSITIVE_X+e,n.__webglTexture,i)}else if(a){const n=e;for(let e=0;e=0&&e<=t.width-n&&i>=0&&i<=t.height-r&&(t.textures.length>1&&Pt.readBuffer(Pt.COLOR_ATTACHMENT0+o),Pt.readPixels(e,i,n,r,At.convert(l),At.convert(h),s))}finally{const t=null!==T?ot.get(T).__webglFramebuffer:null;et.bindFramebuffer(Pt.FRAMEBUFFER,t)}}},this.readRenderTargetPixelsAsync=async function(t,e,i,n,r,s,a,o=0){if(!t||!t.isWebGLRenderTarget)throw new Error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let l=ot.get(t).__webglFramebuffer;if(t.isWebGLCubeRenderTarget&&void 0!==a&&(l=l[a]),l){if(e>=0&&e<=t.width-n&&i>=0&&i<=t.height-r){et.bindFramebuffer(Pt.FRAMEBUFFER,l);const a=t.textures[o],h=a.format,c=a.type;if(!Q.textureFormatReadable(h))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in RGBA or implementation defined format.");if(!Q.textureTypeReadable(c))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in UnsignedByteType or implementation defined type.");const u=Pt.createBuffer();Pt.bindBuffer(Pt.PIXEL_PACK_BUFFER,u),Pt.bufferData(Pt.PIXEL_PACK_BUFFER,s.byteLength,Pt.STREAM_READ),t.textures.length>1&&Pt.readBuffer(Pt.COLOR_ATTACHMENT0+o),Pt.readPixels(e,i,n,r,At.convert(h),At.convert(c),0);const d=null!==T?ot.get(T).__webglFramebuffer:null;et.bindFramebuffer(Pt.FRAMEBUFFER,d);const p=Pt.fenceSync(Pt.SYNC_GPU_COMMANDS_COMPLETE,0);return Pt.flush(),await function(t,e){return new Promise((function(i,n){setTimeout((function r(){switch(t.clientWaitSync(e,t.SYNC_FLUSH_COMMANDS_BIT,0)){case t.WAIT_FAILED:n();break;case t.TIMEOUT_EXPIRED:setTimeout(r,4);break;default:i()}}),4)}))}(Pt,p),Pt.bindBuffer(Pt.PIXEL_PACK_BUFFER,u),Pt.getBufferSubData(Pt.PIXEL_PACK_BUFFER,0,s),Pt.deleteBuffer(u),Pt.deleteSync(p),s}throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: requested read bounds are out of range.")}},this.copyFramebufferToTexture=function(t,e=null,i=0){const n=Math.pow(2,-i),r=Math.floor(t.image.width*n),s=Math.floor(t.image.height*n),a=null!==e?e.x:0,o=null!==e?e.y:0;lt.setTexture2D(t,0),Pt.copyTexSubImage2D(Pt.TEXTURE_2D,i,0,0,a,o,r,s),et.unbindTexture()};const $t=Pt.createFramebuffer(),Qt=Pt.createFramebuffer();this.copyTextureToTexture=function(t,e,i=null,n=null,r=0,s=null){let a,o,l,h,c,u,d,p,m;null===s&&(0!==r?(je("WebGLRenderer: copyTextureToTexture function signature has changed to support src and dst mipmap levels."),s=r,r=0):s=0);const f=t.isCompressedTexture?t.mipmaps[s]:t.image;if(null!==i)a=i.max.x-i.min.x,o=i.max.y-i.min.y,l=i.isBox3?i.max.z-i.min.z:1,h=i.min.x,c=i.min.y,u=i.isBox3?i.min.z:0;else{const e=Math.pow(2,-r);a=Math.floor(f.width*e),o=Math.floor(f.height*e),l=t.isDataArrayTexture?f.depth:t.isData3DTexture?Math.floor(f.depth*e):1,h=0,c=0,u=0}null!==n?(d=n.x,p=n.y,m=n.z):(d=0,p=0,m=0);const g=At.convert(e.format),_=At.convert(e.type);let v;e.isData3DTexture?(lt.setTexture3D(e,0),v=Pt.TEXTURE_3D):e.isDataArrayTexture||e.isCompressedArrayTexture?(lt.setTexture2DArray(e,0),v=Pt.TEXTURE_2D_ARRAY):(lt.setTexture2D(e,0),v=Pt.TEXTURE_2D),Pt.pixelStorei(Pt.UNPACK_FLIP_Y_WEBGL,e.flipY),Pt.pixelStorei(Pt.UNPACK_PREMULTIPLY_ALPHA_WEBGL,e.premultiplyAlpha),Pt.pixelStorei(Pt.UNPACK_ALIGNMENT,e.unpackAlignment);const y=Pt.getParameter(Pt.UNPACK_ROW_LENGTH),x=Pt.getParameter(Pt.UNPACK_IMAGE_HEIGHT),M=Pt.getParameter(Pt.UNPACK_SKIP_PIXELS),b=Pt.getParameter(Pt.UNPACK_SKIP_ROWS),S=Pt.getParameter(Pt.UNPACK_SKIP_IMAGES);Pt.pixelStorei(Pt.UNPACK_ROW_LENGTH,f.width),Pt.pixelStorei(Pt.UNPACK_IMAGE_HEIGHT,f.height),Pt.pixelStorei(Pt.UNPACK_SKIP_PIXELS,h),Pt.pixelStorei(Pt.UNPACK_SKIP_ROWS,c),Pt.pixelStorei(Pt.UNPACK_SKIP_IMAGES,u);const T=t.isDataArrayTexture||t.isData3DTexture,w=e.isDataArrayTexture||e.isData3DTexture;if(t.isDepthTexture){const i=ot.get(t),n=ot.get(e),f=ot.get(i.__renderTarget),g=ot.get(n.__renderTarget);et.bindFramebuffer(Pt.READ_FRAMEBUFFER,f.__webglFramebuffer),et.bindFramebuffer(Pt.DRAW_FRAMEBUFFER,g.__webglFramebuffer);for(let i=0;i{Object.defineProperty(e,"__esModule",{value:!0}),e.BoxGate3DSymbol=e.Swap3DSymbol=e.X3DSymbol=e.Control3DSymbol=e.QubitLine=e.QubitLabel=e.ConnectionLine=void 0;const n=i(186);class r extends n.Line{constructor(t,e){const i=new n.LineBasicMaterial({color:"black"}),r=[t,e];return super((new n.BufferGeometry).setFromPoints(r),i),this}}e.ConnectionLine=r;class s extends n.Sprite{constructor(t){const e=document.createElement("canvas");e.width=128,e.height=128,e.textContent=t;const i=e.getContext("2d");i.fillStyle="#000000",i.textAlign="center",i.font="20px Arial",i.fillText(t,64,64);const r=new n.Texture(e);return r.needsUpdate=!0,super(new n.SpriteMaterial({map:r,transparent:!0})),this.text=t,this}}e.QubitLabel=s;class a extends n.Line{constructor(t,e){const i=new n.LineBasicMaterial({color:"gray"}),r=[t,e];return super((new n.BufferGeometry).setFromPoints(r),i),this}}e.QubitLine=a;class o extends n.Mesh{constructor(){const t=new n.MeshBasicMaterial({color:"black"});return super(new n.SphereGeometry(.1,32,32),t),this}}e.Control3DSymbol=o;class l extends n.Group{constructor(t){super();const e=new n.MeshBasicMaterial({color:t,side:n.DoubleSide}),i=new n.CylinderGeometry(.3,.3,.1,32,1,!0,0,2*Math.PI),r=new n.Mesh(i,e);this.add(r);const s=Math.PI/2,a=new n.MeshBasicMaterial({color:t}),o=new n.CylinderGeometry(.01,.01,.6),l=new n.Mesh(o,a);l.rotation.x=s;const h=new n.MeshBasicMaterial({color:t}),c=new n.CylinderGeometry(.01,.01,.6),u=new n.Mesh(c,h);return u.rotation.z=s,this.add(l),this.add(u),this}}e.X3DSymbol=l;class h extends n.Group{constructor(){super();const t=new n.MeshBasicMaterial({color:"black"}),e=new n.CylinderGeometry(.01,.01,.3),i=new n.Mesh(e,t);i.rotation.x=Math.PI/2,i.rotation.z=3*Math.PI/4;const r=new n.MeshBasicMaterial({color:"black"}),s=new n.CylinderGeometry(.01,.01,.3),a=new n.Mesh(s,r);return a.rotation.x=Math.PI/2,a.rotation.z=Math.PI/4,this.add(i),this.add(a),this}}e.Swap3DSymbol=h;class c extends n.Mesh{constructor(t,e){const i=document.createElement("canvas"),r=i.getContext("2d");i.width=i.height=128,r.fillStyle=e,r.fillRect(0,0,i.width,i.height);let s,a=60;do{a/=1.2,r.font=`${a}pt arial bold`,s=r.measureText(t).width}while(s>i.width);const o=new n.Color(e).getHSL({h:0,s:0,l:0});r.fillStyle=o.l<.5?"white":"black",r.fillText(t,i.width/2-s/2,i.height/2+a/2);const l=new n.Texture(i);return l.needsUpdate=!0,super(new n.BoxGeometry(.5,.5,.5),new n.MeshBasicMaterial({map:l,color:"white"})),this}}e.BoxGate3DSymbol=c},623:(t,e,i)=>{Object.defineProperty(e,"__esModule",{value:!0}),e.GridQubit=void 0;const n=i(186),r=i(344);class s extends n.Group{constructor(t,e,i,n=1){super(),this.row=t,this.col=e,this.add(this.createLine(i,n)),this.add(this.addLocationLabel(n))}addSymbol(t){this.add(t)}createLine(t,e){const i=[new n.Vector3(this.row*e,0,this.col*e),new n.Vector3(this.row*e,t*e,this.col*e)];return new r.QubitLine(i[0],i[1])}addLocationLabel(t){const e=new r.QubitLabel(`(${this.row}, ${this.col})`);return e.position.copy(new n.Vector3(this.row*t,-.6*t,this.col*t)),e}}e.GridQubit=s},770:(t,e,i)=>{Object.defineProperty(e,"__esModule",{value:!0}),e.GridCircuit=void 0;const n=i(186),r=i(623),s=i(992);class a extends n.Group{constructor(t,e,i=1){super(),this.padding_factor=i,this.qubit_map=new Map;for(const i of e){for(const e of i.location_info)this.hasQubit(e.row,e.col)||this.addQubit(e.row,e.col,t);this.addSymbol(i,t)}}addSymbol(t,e){const i=new s.Symbol3D(t,this.padding_factor);if(t.moment<0||t.moment>e)throw new Error(`The SymbolInformation object ${t} has an invalid moment ${t.moment}`);this.getQubit(t.location_info[0].row,t.location_info[0].col).addSymbol(i)}addQubit(t,e,i){const n=new r.GridQubit(t,e,i,this.padding_factor);this.setQubit(t,e,n),this.add(n)}getQubit(t,e){return this.qubit_map.get(t).get(e)}setQubit(t,e,i){const n=this.qubit_map.get(t);n?n.set(e,i):this.qubit_map.set(t,(new Map).set(e,i))}hasQubit(t,e){const i=this.qubit_map.get(t);return!!i&&i.has(e)}}e.GridCircuit=a},992:(t,e,i)=>{Object.defineProperty(e,"__esModule",{value:!0}),e.Symbol3D=void 0;const n=i(186),r=i(344);class s extends n.Group{constructor(t,e=1){super(),this.padding_factor=e,this.moment=t.moment,this.buildAndAddMeshesToGroup(t),this.addConnectionLines(t)}buildAndAddMeshesToGroup(t){const e=t.location_info;t.wire_symbols.forEach(((i,n)=>{let s;switch(i){case"X":s=new r.X3DSymbol(t.color_info[n]);break;case"@":s=new r.Control3DSymbol;break;case"×":s=new r.Swap3DSymbol;break;default:s=new r.BoxGate3DSymbol(i,t.color_info[n])}s.position.set(e[n].row*this.padding_factor,t.moment*this.padding_factor,e[n].col*this.padding_factor),this.add(s)}))}addConnectionLines(t){const e=t.location_info;if(e.length>1){let i=0;for(;i{for(var n in e)i.o(e,n)&&!i.o(t,n)&&Object.defineProperty(t,n,{enumerable:!0,get:e[n]})},i.o=(t,e)=>Object.prototype.hasOwnProperty.call(t,e),i.r=t=>{"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(t,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(t,"__esModule",{value:!0})};var n={};(()=>{var t=n;Object.defineProperty(t,"__esModule",{value:!0}),t.createGridCircuit=function(t,e,i,n=1){const r=new a(i),o=new s.GridCircuit(e,t,n);return r.add(o),r.setCameraAndControls(o),{circuit:o,scene:r}};const e=i(186),r=i(46),s=i(770);class a extends e.Scene{constructor(t){super(),this.WIDTH=1e3,this.HEIGHT=700,this.renderer=new e.WebGLRenderer({alpha:!0,antialias:!0}),this.renderer.setSize(this.WIDTH,this.HEIGHT),this.perspectiveCamera=new e.PerspectiveCamera(75,this.WIDTH/this.HEIGHT,.1,1e3),this.orthographicCamera=new e.OrthographicCamera(this.WIDTH/this.HEIGHT/-2,this.WIDTH/this.HEIGHT/2,this.HEIGHT/this.WIDTH/2,this.HEIGHT/this.WIDTH/-2,.1,100),this.orthographicCamera.zoom=.1,this.camera=this.perspectiveCamera,this.perspectiveControls=new r.OrbitControls(this.perspectiveCamera,this.renderer.domElement),this.orthographicControls=new r.OrbitControls(this.orthographicCamera,this.renderer.domElement),this.controls=this.perspectiveControls,document.getElementById(t).appendChild(this.renderer.domElement),this.animate()}setCameraAndControls(t){this.fitPerspectiveCamera(t),this.fitOrthographicCamera(t),this.camera.up.set(0,1,0),this.camera.lookAt(t.position);const i=(new e.Box3).setFromObject(t).getCenter(new e.Vector3);this.controls.target.set(i.x,i.y,i.z)}toggleCamera(t){this.camera instanceof e.PerspectiveCamera?(this.camera=this.orthographicCamera,this.controls=this.orthographicControls):(this.camera=this.perspectiveCamera,this.controls=this.perspectiveControls),this.setCameraAndControls(t)}animate(){requestAnimationFrame(this.animate.bind(this)),this.controls.update(),this.renderer.render(this,this.camera)}fitPerspectiveCamera(t){const i=new e.Box3;i.setFromObject(t);const n=i.getSize(new e.Vector3),r=Math.max(n.x,n.y,n.z),s=this.perspectiveCamera.fov*(Math.PI/180),a=Math.abs(r/Math.sin(s/2));this.perspectiveCamera.position.x=0,this.perspectiveCamera.position.y=2.5,this.perspectiveCamera.position.z=a}fitOrthographicCamera(t){this.orthographicCamera.position.x=1,this.orthographicCamera.position.y=2,this.orthographicCamera.zoom=.07,this.orthographicCamera.updateProjectionMatrix(),this.orthographicCamera.lookAt(t.position)}}})();var r=self;for(var s in n)r[s]=n[s];n.__esModule&&Object.defineProperty(r,"__esModule",{value:!0})})(); \ No newline at end of file +var CircuitBundle=function(t){"use strict"; +/** + * @license + * Copyright 2010-2025 Three.js Authors + * SPDX-License-Identifier: MIT + */const e="179",n=0,i=1,r=2,a=0,s=1,o=2,l=3,c=0,h=1,u=2,d=100,p=101,f=102,m=200,g=201,_=202,v=203,x=204,M=205,S=206,y=207,E=208,T=209,b=210,w=211,A=212,R=213,C=214,P=0,D=1,L=2,U=3,I=4,N=5,O=6,F=7,B=301,z=302,H=306,V=1e3,G=1001,k=1002,W=1003,X=1004,j=1005,Y=1006,q=1007,K=1008,Z=1009,J=1010,$=1011,Q=1012,tt=1013,et=1014,nt=1015,it=1016,rt=1017,at=1018,st=1020,ot=35902,lt=1023,ct=1026,ht=1027,ut=1029,dt=1031,pt=1033,ft=33776,mt=33777,gt=33778,_t=33779,vt=35840,xt=35841,Mt=35842,St=35843,yt=36196,Et=37492,Tt=37496,bt=37808,wt=37809,At=37810,Rt=37811,Ct=37812,Pt=37813,Dt=37814,Lt=37815,Ut=37816,It=37817,Nt=37818,Ot=37819,Ft=37820,Bt=37821,zt=36492,Ht=36494,Vt=36495,Gt=36284,kt=36285,Wt=36286,Xt="",jt="srgb",Yt="srgb-linear",qt="linear",Kt="srgb",Zt=7680,Jt=512,$t=513,Qt=514,te=515,ee=516,ne=517,ie=518,re=519,ae=35044,se="300 es",oe=2e3,le=2001;class ce{addEventListener(t,e){void 0===this._listeners&&(this._listeners={});const n=this._listeners;void 0===n[t]&&(n[t]=[]),-1===n[t].indexOf(e)&&n[t].push(e)}hasEventListener(t,e){const n=this._listeners;return void 0!==n&&(void 0!==n[t]&&-1!==n[t].indexOf(e))}removeEventListener(t,e){const n=this._listeners;if(void 0===n)return;const i=n[t];if(void 0!==i){const t=i.indexOf(e);-1!==t&&i.splice(t,1)}}dispatchEvent(t){const e=this._listeners;if(void 0===e)return;const n=e[t.type];if(void 0!==n){t.target=this;const e=n.slice(0);for(let n=0,i=e.length;n>8&255]+he[t>>16&255]+he[t>>24&255]+"-"+he[255&e]+he[e>>8&255]+"-"+he[e>>16&15|64]+he[e>>24&255]+"-"+he[63&n|128]+he[n>>8&255]+"-"+he[n>>16&255]+he[n>>24&255]+he[255&i]+he[i>>8&255]+he[i>>16&255]+he[i>>24&255]).toLowerCase()}function fe(t,e,n){return Math.max(e,Math.min(n,t))}function me(t,e,n){return(1-n)*t+n*e}function ge(t,e){switch(e.constructor){case Float32Array:return t;case Uint32Array:return t/4294967295;case Uint16Array:return t/65535;case Uint8Array:return t/255;case Int32Array:return Math.max(t/2147483647,-1);case Int16Array:return Math.max(t/32767,-1);case Int8Array:return Math.max(t/127,-1);default:throw new Error("Invalid component type.")}}function _e(t,e){switch(e.constructor){case Float32Array:return t;case Uint32Array:return Math.round(4294967295*t);case Uint16Array:return Math.round(65535*t);case Uint8Array:return Math.round(255*t);case Int32Array:return Math.round(2147483647*t);case Int16Array:return Math.round(32767*t);case Int8Array:return Math.round(127*t);default:throw new Error("Invalid component type.")}}const ve=ue;class xe{constructor(t=0,e=0){xe.prototype.isVector2=!0,this.x=t,this.y=e}get width(){return this.x}set width(t){this.x=t}get height(){return this.y}set height(t){this.y=t}set(t,e){return this.x=t,this.y=e,this}setScalar(t){return this.x=t,this.y=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y)}copy(t){return this.x=t.x,this.y=t.y,this}add(t){return this.x+=t.x,this.y+=t.y,this}addScalar(t){return this.x+=t,this.y+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this}subScalar(t){return this.x-=t,this.y-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this}multiply(t){return this.x*=t.x,this.y*=t.y,this}multiplyScalar(t){return this.x*=t,this.y*=t,this}divide(t){return this.x/=t.x,this.y/=t.y,this}divideScalar(t){return this.multiplyScalar(1/t)}applyMatrix3(t){const e=this.x,n=this.y,i=t.elements;return this.x=i[0]*e+i[3]*n+i[6],this.y=i[1]*e+i[4]*n+i[7],this}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this}clamp(t,e){return this.x=fe(this.x,t.x,e.x),this.y=fe(this.y,t.y,e.y),this}clampScalar(t,e){return this.x=fe(this.x,t,e),this.y=fe(this.y,t,e),this}clampLength(t,e){const n=this.length();return this.divideScalar(n||1).multiplyScalar(fe(n,t,e))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this}negate(){return this.x=-this.x,this.y=-this.y,this}dot(t){return this.x*t.x+this.y*t.y}cross(t){return this.x*t.y-this.y*t.x}lengthSq(){return this.x*this.x+this.y*this.y}length(){return Math.sqrt(this.x*this.x+this.y*this.y)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)}normalize(){return this.divideScalar(this.length()||1)}angle(){return Math.atan2(-this.y,-this.x)+Math.PI}angleTo(t){const e=Math.sqrt(this.lengthSq()*t.lengthSq());if(0===e)return Math.PI/2;const n=this.dot(t)/e;return Math.acos(fe(n,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,n=this.y-t.y;return e*e+n*n}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this}lerpVectors(t,e,n){return this.x=t.x+(e.x-t.x)*n,this.y=t.y+(e.y-t.y)*n,this}equals(t){return t.x===this.x&&t.y===this.y}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this}rotateAround(t,e){const n=Math.cos(e),i=Math.sin(e),r=this.x-t.x,a=this.y-t.y;return this.x=r*n-a*i+t.x,this.y=r*i+a*n+t.y,this}random(){return this.x=Math.random(),this.y=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y}}class Me{constructor(t=0,e=0,n=0,i=1){this.isQuaternion=!0,this._x=t,this._y=e,this._z=n,this._w=i}static slerpFlat(t,e,n,i,r,a,s){let o=n[i+0],l=n[i+1],c=n[i+2],h=n[i+3];const u=r[a+0],d=r[a+1],p=r[a+2],f=r[a+3];if(0===s)return t[e+0]=o,t[e+1]=l,t[e+2]=c,void(t[e+3]=h);if(1===s)return t[e+0]=u,t[e+1]=d,t[e+2]=p,void(t[e+3]=f);if(h!==f||o!==u||l!==d||c!==p){let t=1-s;const e=o*u+l*d+c*p+h*f,n=e>=0?1:-1,i=1-e*e;if(i>Number.EPSILON){const r=Math.sqrt(i),a=Math.atan2(r,e*n);t=Math.sin(t*a)/r,s=Math.sin(s*a)/r}const r=s*n;if(o=o*t+u*r,l=l*t+d*r,c=c*t+p*r,h=h*t+f*r,t===1-s){const t=1/Math.sqrt(o*o+l*l+c*c+h*h);o*=t,l*=t,c*=t,h*=t}}t[e]=o,t[e+1]=l,t[e+2]=c,t[e+3]=h}static multiplyQuaternionsFlat(t,e,n,i,r,a){const s=n[i],o=n[i+1],l=n[i+2],c=n[i+3],h=r[a],u=r[a+1],d=r[a+2],p=r[a+3];return t[e]=s*p+c*h+o*d-l*u,t[e+1]=o*p+c*u+l*h-s*d,t[e+2]=l*p+c*d+s*u-o*h,t[e+3]=c*p-s*h-o*u-l*d,t}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get w(){return this._w}set w(t){this._w=t,this._onChangeCallback()}set(t,e,n,i){return this._x=t,this._y=e,this._z=n,this._w=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(t){return this._x=t.x,this._y=t.y,this._z=t.z,this._w=t.w,this._onChangeCallback(),this}setFromEuler(t,e=!0){const n=t._x,i=t._y,r=t._z,a=t._order,s=Math.cos,o=Math.sin,l=s(n/2),c=s(i/2),h=s(r/2),u=o(n/2),d=o(i/2),p=o(r/2);switch(a){case"XYZ":this._x=u*c*h+l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h-u*d*p;break;case"YXZ":this._x=u*c*h+l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h+u*d*p;break;case"ZXY":this._x=u*c*h-l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h-u*d*p;break;case"ZYX":this._x=u*c*h-l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h+u*d*p;break;case"YZX":this._x=u*c*h+l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h-u*d*p;break;case"XZY":this._x=u*c*h-l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h+u*d*p;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+a)}return!0===e&&this._onChangeCallback(),this}setFromAxisAngle(t,e){const n=e/2,i=Math.sin(n);return this._x=t.x*i,this._y=t.y*i,this._z=t.z*i,this._w=Math.cos(n),this._onChangeCallback(),this}setFromRotationMatrix(t){const e=t.elements,n=e[0],i=e[4],r=e[8],a=e[1],s=e[5],o=e[9],l=e[2],c=e[6],h=e[10],u=n+s+h;if(u>0){const t=.5/Math.sqrt(u+1);this._w=.25/t,this._x=(c-o)*t,this._y=(r-l)*t,this._z=(a-i)*t}else if(n>s&&n>h){const t=2*Math.sqrt(1+n-s-h);this._w=(c-o)/t,this._x=.25*t,this._y=(i+a)/t,this._z=(r+l)/t}else if(s>h){const t=2*Math.sqrt(1+s-n-h);this._w=(r-l)/t,this._x=(i+a)/t,this._y=.25*t,this._z=(o+c)/t}else{const t=2*Math.sqrt(1+h-n-s);this._w=(a-i)/t,this._x=(r+l)/t,this._y=(o+c)/t,this._z=.25*t}return this._onChangeCallback(),this}setFromUnitVectors(t,e){let n=t.dot(e)+1;return n<1e-8?(n=0,Math.abs(t.x)>Math.abs(t.z)?(this._x=-t.y,this._y=t.x,this._z=0,this._w=n):(this._x=0,this._y=-t.z,this._z=t.y,this._w=n)):(this._x=t.y*e.z-t.z*e.y,this._y=t.z*e.x-t.x*e.z,this._z=t.x*e.y-t.y*e.x,this._w=n),this.normalize()}angleTo(t){return 2*Math.acos(Math.abs(fe(this.dot(t),-1,1)))}rotateTowards(t,e){const n=this.angleTo(t);if(0===n)return this;const i=Math.min(1,e/n);return this.slerp(t,i),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let t=this.length();return 0===t?(this._x=0,this._y=0,this._z=0,this._w=1):(t=1/t,this._x=this._x*t,this._y=this._y*t,this._z=this._z*t,this._w=this._w*t),this._onChangeCallback(),this}multiply(t){return this.multiplyQuaternions(this,t)}premultiply(t){return this.multiplyQuaternions(t,this)}multiplyQuaternions(t,e){const n=t._x,i=t._y,r=t._z,a=t._w,s=e._x,o=e._y,l=e._z,c=e._w;return this._x=n*c+a*s+i*l-r*o,this._y=i*c+a*o+r*s-n*l,this._z=r*c+a*l+n*o-i*s,this._w=a*c-n*s-i*o-r*l,this._onChangeCallback(),this}slerp(t,e){if(0===e)return this;if(1===e)return this.copy(t);const n=this._x,i=this._y,r=this._z,a=this._w;let s=a*t._w+n*t._x+i*t._y+r*t._z;if(s<0?(this._w=-t._w,this._x=-t._x,this._y=-t._y,this._z=-t._z,s=-s):this.copy(t),s>=1)return this._w=a,this._x=n,this._y=i,this._z=r,this;const o=1-s*s;if(o<=Number.EPSILON){const t=1-e;return this._w=t*a+e*this._w,this._x=t*n+e*this._x,this._y=t*i+e*this._y,this._z=t*r+e*this._z,this.normalize(),this}const l=Math.sqrt(o),c=Math.atan2(l,s),h=Math.sin((1-e)*c)/l,u=Math.sin(e*c)/l;return this._w=a*h+this._w*u,this._x=n*h+this._x*u,this._y=i*h+this._y*u,this._z=r*h+this._z*u,this._onChangeCallback(),this}slerpQuaternions(t,e,n){return this.copy(t).slerp(e,n)}random(){const t=2*Math.PI*Math.random(),e=2*Math.PI*Math.random(),n=Math.random(),i=Math.sqrt(1-n),r=Math.sqrt(n);return this.set(i*Math.sin(t),i*Math.cos(t),r*Math.sin(e),r*Math.cos(e))}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w}fromArray(t,e=0){return this._x=t[e],this._y=t[e+1],this._z=t[e+2],this._w=t[e+3],this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._w,t}fromBufferAttribute(t,e){return this._x=t.getX(e),this._y=t.getY(e),this._z=t.getZ(e),this._w=t.getW(e),this._onChangeCallback(),this}toJSON(){return this.toArray()}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class Se{constructor(t=0,e=0,n=0){Se.prototype.isVector3=!0,this.x=t,this.y=e,this.z=n}set(t,e,n){return void 0===n&&(n=this.z),this.x=t,this.y=e,this.z=n,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setComponent(t,e){switch(t){case 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this.applyMatrix4(t.projectionMatrixInverse).applyMatrix4(t.matrixWorld)}transformDirection(t){const e=this.x,n=this.y,i=this.z,r=t.elements;return this.x=r[0]*e+r[4]*n+r[8]*i,this.y=r[1]*e+r[5]*n+r[9]*i,this.z=r[2]*e+r[6]*n+r[10]*i,this.normalize()}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this}divideScalar(t){return this.multiplyScalar(1/t)}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this}clamp(t,e){return this.x=fe(this.x,t.x,e.x),this.y=fe(this.y,t.y,e.y),this.z=fe(this.z,t.z,e.z),this}clampScalar(t,e){return this.x=fe(this.x,t,e),this.y=fe(this.y,t,e),this.z=fe(this.z,t,e),this}clampLength(t,e){const n=this.length();return this.divideScalar(n||1).multiplyScalar(fe(n,t,e))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return 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n=t.x,i=t.y,r=t.z,a=e.x,s=e.y,o=e.z;return this.x=i*o-r*s,this.y=r*a-n*o,this.z=n*s-i*a,this}projectOnVector(t){const e=t.lengthSq();if(0===e)return this.set(0,0,0);const n=t.dot(this)/e;return this.copy(t).multiplyScalar(n)}projectOnPlane(t){return ye.copy(this).projectOnVector(t),this.sub(ye)}reflect(t){return this.sub(ye.copy(t).multiplyScalar(2*this.dot(t)))}angleTo(t){const e=Math.sqrt(this.lengthSq()*t.lengthSq());if(0===e)return Math.PI/2;const n=this.dot(t)/e;return Math.acos(fe(n,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,n=this.y-t.y,i=this.z-t.z;return e*e+n*n+i*i}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)}setFromSpherical(t){return this.setFromSphericalCoords(t.radius,t.phi,t.theta)}setFromSphericalCoords(t,e,n){const i=Math.sin(e)*t;return this.x=i*Math.sin(n),this.y=Math.cos(e)*t,this.z=i*Math.cos(n),this}setFromCylindrical(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)}setFromCylindricalCoords(t,e,n){return this.x=t*Math.sin(e),this.y=n,this.z=t*Math.cos(e),this}setFromMatrixPosition(t){const e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this}setFromMatrixScale(t){const e=this.setFromMatrixColumn(t,0).length(),n=this.setFromMatrixColumn(t,1).length(),i=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=n,this.z=i,this}setFromMatrixColumn(t,e){return this.fromArray(t.elements,4*e)}setFromMatrix3Column(t,e){return this.fromArray(t.elements,3*e)}setFromEuler(t){return this.x=t._x,this.y=t._y,this.z=t._z,this}setFromColor(t){return this.x=t.r,this.y=t.g,this.z=t.b,this}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const t=Math.random()*Math.PI*2,e=2*Math.random()-1,n=Math.sqrt(1-e*e);return this.x=n*Math.cos(t),this.y=e,this.z=n*Math.sin(t),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const ye=new Se,Ee=new Me;class Te{constructor(t,e,n,i,r,a,s,o,l){Te.prototype.isMatrix3=!0,this.elements=[1,0,0,0,1,0,0,0,1],void 0!==t&&this.set(t,e,n,i,r,a,s,o,l)}set(t,e,n,i,r,a,s,o,l){const c=this.elements;return c[0]=t,c[1]=i,c[2]=s,c[3]=e,c[4]=r,c[5]=o,c[6]=n,c[7]=a,c[8]=l,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(t){const e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],this}extractBasis(t,e,n){return t.setFromMatrix3Column(this,0),e.setFromMatrix3Column(this,1),n.setFromMatrix3Column(this,2),this}setFromMatrix4(t){const e=t.elements;return this.set(e[0],e[4],e[8],e[1],e[5],e[9],e[2],e[6],e[10]),this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const n=t.elements,i=e.elements,r=this.elements,a=n[0],s=n[3],o=n[6],l=n[1],c=n[4],h=n[7],u=n[2],d=n[5],p=n[8],f=i[0],m=i[3],g=i[6],_=i[1],v=i[4],x=i[7],M=i[2],S=i[5],y=i[8];return r[0]=a*f+s*_+o*M,r[3]=a*m+s*v+o*S,r[6]=a*g+s*x+o*y,r[1]=l*f+c*_+h*M,r[4]=l*m+c*v+h*S,r[7]=l*g+c*x+h*y,r[2]=u*f+d*_+p*M,r[5]=u*m+d*v+p*S,r[8]=u*g+d*x+p*y,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[3]*=t,e[6]*=t,e[1]*=t,e[4]*=t,e[7]*=t,e[2]*=t,e[5]*=t,e[8]*=t,this}determinant(){const t=this.elements,e=t[0],n=t[1],i=t[2],r=t[3],a=t[4],s=t[5],o=t[6],l=t[7],c=t[8];return e*a*c-e*s*l-n*r*c+n*s*o+i*r*l-i*a*o}invert(){const t=this.elements,e=t[0],n=t[1],i=t[2],r=t[3],a=t[4],s=t[5],o=t[6],l=t[7],c=t[8],h=c*a-s*l,u=s*o-c*r,d=l*r-a*o,p=e*h+n*u+i*d;if(0===p)return this.set(0,0,0,0,0,0,0,0,0);const f=1/p;return t[0]=h*f,t[1]=(i*l-c*n)*f,t[2]=(s*n-i*a)*f,t[3]=u*f,t[4]=(c*e-i*o)*f,t[5]=(i*r-s*e)*f,t[6]=d*f,t[7]=(n*o-l*e)*f,t[8]=(a*e-n*r)*f,this}transpose(){let t;const e=this.elements;return t=e[1],e[1]=e[3],e[3]=t,t=e[2],e[2]=e[6],e[6]=t,t=e[5],e[5]=e[7],e[7]=t,this}getNormalMatrix(t){return this.setFromMatrix4(t).invert().transpose()}transposeIntoArray(t){const e=this.elements;return t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8],this}setUvTransform(t,e,n,i,r,a,s){const o=Math.cos(r),l=Math.sin(r);return this.set(n*o,n*l,-n*(o*a+l*s)+a+t,-i*l,i*o,-i*(-l*a+o*s)+s+e,0,0,1),this}scale(t,e){return this.premultiply(be.makeScale(t,e)),this}rotate(t){return this.premultiply(be.makeRotation(-t)),this}translate(t,e){return this.premultiply(be.makeTranslation(t,e)),this}makeTranslation(t,e){return t.isVector2?this.set(1,0,t.x,0,1,t.y,0,0,1):this.set(1,0,t,0,1,e,0,0,1),this}makeRotation(t){const e=Math.cos(t),n=Math.sin(t);return this.set(e,-n,0,n,e,0,0,0,1),this}makeScale(t,e){return this.set(t,0,0,0,e,0,0,0,1),this}equals(t){const e=this.elements,n=t.elements;for(let i=0;i<9;i++)if(e[i]!==n[i])return!1;return!0}fromArray(t,e=0){for(let n=0;n<9;n++)this.elements[n]=t[n+e];return this}toArray(t=[],e=0){const n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t}clone(){return(new this.constructor).fromArray(this.elements)}}const be=new Te;function we(t){for(let e=t.length-1;e>=0;--e)if(t[e]>=65535)return!0;return!1}function Ae(t){return document.createElementNS("http://www.w3.org/1999/xhtml",t)}function Re(){const t=Ae("canvas");return t.style.display="block",t}const Ce={};function Pe(t){t in Ce||(Ce[t]=!0,console.warn(t))}const De=(new Te).set(.4123908,.3575843,.1804808,.212639,.7151687,.0721923,.0193308,.1191948,.9505322),Le=(new Te).set(3.2409699,-1.5373832,-.4986108,-.9692436,1.8759675,.0415551,.0556301,-.203977,1.0569715);function Ue(){const t={enabled:!0,workingColorSpace:Yt,spaces:{},convert:function(t,e,n){return!1!==this.enabled&&e!==n&&e&&n?(this.spaces[e].transfer===Kt&&(t.r=Ne(t.r),t.g=Ne(t.g),t.b=Ne(t.b)),this.spaces[e].primaries!==this.spaces[n].primaries&&(t.applyMatrix3(this.spaces[e].toXYZ),t.applyMatrix3(this.spaces[n].fromXYZ)),this.spaces[n].transfer===Kt&&(t.r=Oe(t.r),t.g=Oe(t.g),t.b=Oe(t.b)),t):t},workingToColorSpace:function(t,e){return this.convert(t,this.workingColorSpace,e)},colorSpaceToWorking:function(t,e){return this.convert(t,e,this.workingColorSpace)},getPrimaries:function(t){return this.spaces[t].primaries},getTransfer:function(t){return t===Xt?qt:this.spaces[t].transfer},getLuminanceCoefficients:function(t,e=this.workingColorSpace){return t.fromArray(this.spaces[e].luminanceCoefficients)},define:function(t){Object.assign(this.spaces,t)},_getMatrix:function(t,e,n){return t.copy(this.spaces[e].toXYZ).multiply(this.spaces[n].fromXYZ)},_getDrawingBufferColorSpace:function(t){return this.spaces[t].outputColorSpaceConfig.drawingBufferColorSpace},_getUnpackColorSpace:function(t=this.workingColorSpace){return this.spaces[t].workingColorSpaceConfig.unpackColorSpace},fromWorkingColorSpace:function(e,n){return Pe("THREE.ColorManagement: .fromWorkingColorSpace() has been renamed to .workingToColorSpace()."),t.workingToColorSpace(e,n)},toWorkingColorSpace:function(e,n){return Pe("THREE.ColorManagement: .toWorkingColorSpace() has been renamed to .colorSpaceToWorking()."),t.colorSpaceToWorking(e,n)}},e=[.64,.33,.3,.6,.15,.06],n=[.2126,.7152,.0722],i=[.3127,.329];return t.define({[Yt]:{primaries:e,whitePoint:i,transfer:qt,toXYZ:De,fromXYZ:Le,luminanceCoefficients:n,workingColorSpaceConfig:{unpackColorSpace:jt},outputColorSpaceConfig:{drawingBufferColorSpace:jt}},[jt]:{primaries:e,whitePoint:i,transfer:Kt,toXYZ:De,fromXYZ:Le,luminanceCoefficients:n,outputColorSpaceConfig:{drawingBufferColorSpace:jt}}}),t}const Ie=Ue();function Ne(t){return t<.04045?.0773993808*t:Math.pow(.9478672986*t+.0521327014,2.4)}function Oe(t){return t<.0031308?12.92*t:1.055*Math.pow(t,.41666)-.055}let Fe;class Be{static getDataURL(t,e="image/png"){if(/^data:/i.test(t.src))return t.src;if("undefined"==typeof HTMLCanvasElement)return t.src;let n;if(t instanceof HTMLCanvasElement)n=t;else{void 0===Fe&&(Fe=Ae("canvas")),Fe.width=t.width,Fe.height=t.height;const e=Fe.getContext("2d");t instanceof ImageData?e.putImageData(t,0,0):e.drawImage(t,0,0,t.width,t.height),n=Fe}return n.toDataURL(e)}static sRGBToLinear(t){if("undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap){const e=Ae("canvas");e.width=t.width,e.height=t.height;const n=e.getContext("2d");n.drawImage(t,0,0,t.width,t.height);const i=n.getImageData(0,0,t.width,t.height),r=i.data;for(let t=0;t1),this.pmremVersion=0}get width(){return this.source.getSize(ke).x}get height(){return this.source.getSize(ke).y}get depth(){return this.source.getSize(ke).z}get image(){return this.source.data}set image(t=null){this.source.data=t}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}clone(){return(new this.constructor).copy(this)}copy(t){return this.name=t.name,this.source=t.source,this.mipmaps=t.mipmaps.slice(0),this.mapping=t.mapping,this.channel=t.channel,this.wrapS=t.wrapS,this.wrapT=t.wrapT,this.magFilter=t.magFilter,this.minFilter=t.minFilter,this.anisotropy=t.anisotropy,this.format=t.format,this.internalFormat=t.internalFormat,this.type=t.type,this.offset.copy(t.offset),this.repeat.copy(t.repeat),this.center.copy(t.center),this.rotation=t.rotation,this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrix.copy(t.matrix),this.generateMipmaps=t.generateMipmaps,this.premultiplyAlpha=t.premultiplyAlpha,this.flipY=t.flipY,this.unpackAlignment=t.unpackAlignment,this.colorSpace=t.colorSpace,this.renderTarget=t.renderTarget,this.isRenderTargetTexture=t.isRenderTargetTexture,this.isArrayTexture=t.isArrayTexture,this.userData=JSON.parse(JSON.stringify(t.userData)),this.needsUpdate=!0,this}setValues(t){for(const e in t){const n=t[e];if(void 0===n){console.warn(`THREE.Texture.setValues(): parameter '${e}' has value of undefined.`);continue}const i=this[e];void 0!==i?i&&n&&i.isVector2&&n.isVector2||i&&n&&i.isVector3&&n.isVector3||i&&n&&i.isMatrix3&&n.isMatrix3?i.copy(n):this[e]=n:console.warn(`THREE.Texture.setValues(): property '${e}' does not exist.`)}}toJSON(t){const e=void 0===t||"string"==typeof t;if(!e&&void 0!==t.textures[this.uuid])return t.textures[this.uuid];const n={metadata:{version:4.7,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(t).uuid,mapping:this.mapping,channel:this.channel,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,internalFormat:this.internalFormat,type:this.type,colorSpace:this.colorSpace,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,generateMipmaps:this.generateMipmaps,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return Object.keys(this.userData).length>0&&(n.userData=this.userData),e||(t.textures[this.uuid]=n),n}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(t){if(300!==this.mapping)return t;if(t.applyMatrix3(this.matrix),t.x<0||t.x>1)switch(this.wrapS){case V:t.x=t.x-Math.floor(t.x);break;case G:t.x=t.x<0?0:1;break;case k:1===Math.abs(Math.floor(t.x)%2)?t.x=Math.ceil(t.x)-t.x:t.x=t.x-Math.floor(t.x)}if(t.y<0||t.y>1)switch(this.wrapT){case V:t.y=t.y-Math.floor(t.y);break;case G:t.y=t.y<0?0:1;break;case k:1===Math.abs(Math.floor(t.y)%2)?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y)}return this.flipY&&(t.y=1-t.y),t}set needsUpdate(t){!0===t&&(this.version++,this.source.needsUpdate=!0)}set needsPMREMUpdate(t){!0===t&&this.pmremVersion++}}We.DEFAULT_IMAGE=null,We.DEFAULT_MAPPING=300,We.DEFAULT_ANISOTROPY=1;class Xe{constructor(t=0,e=0,n=0,i=1){Xe.prototype.isVector4=!0,this.x=t,this.y=e,this.z=n,this.w=i}get width(){return this.z}set width(t){this.z=t}get height(){return this.w}set height(t){this.w=t}set(t,e,n,i){return this.x=t,this.y=e,this.z=n,this.w=i,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this.w=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setW(t){return this.w=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;case 3:this.w=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this.w=void 0!==t.w?t.w:1,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this.w+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this.w=t.w+e.w,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this.w+=t.w*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this.w=t.w-e.w,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this.w*=t.w,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this}applyMatrix4(t){const e=this.x,n=this.y,i=this.z,r=this.w,a=t.elements;return this.x=a[0]*e+a[4]*n+a[8]*i+a[12]*r,this.y=a[1]*e+a[5]*n+a[9]*i+a[13]*r,this.z=a[2]*e+a[6]*n+a[10]*i+a[14]*r,this.w=a[3]*e+a[7]*n+a[11]*i+a[15]*r,this}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this.w/=t.w,this}divideScalar(t){return this.multiplyScalar(1/t)}setAxisAngleFromQuaternion(t){this.w=2*Math.acos(t.w);const e=Math.sqrt(1-t.w*t.w);return e<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=t.x/e,this.y=t.y/e,this.z=t.z/e),this}setAxisAngleFromRotationMatrix(t){let e,n,i,r;const a=.01,s=.1,o=t.elements,l=o[0],c=o[4],h=o[8],u=o[1],d=o[5],p=o[9],f=o[2],m=o[6],g=o[10];if(Math.abs(c-u)o&&t>_?t_?o1;this.dispose()}this.viewport.set(0,0,t,e),this.scissor.set(0,0,t,e)}clone(){return(new this.constructor).copy(this)}copy(t){this.width=t.width,this.height=t.height,this.depth=t.depth,this.scissor.copy(t.scissor),this.scissorTest=t.scissorTest,this.viewport.copy(t.viewport),this.textures.length=0;for(let e=0,n=t.textures.length;e=this.min.x&&t.x<=this.max.x&&t.y>=this.min.y&&t.y<=this.max.y&&t.z>=this.min.z&&t.z<=this.max.z}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y&&this.min.z<=t.min.z&&t.max.z<=this.max.z}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y),(t.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(t){return t.max.x>=this.min.x&&t.min.x<=this.max.x&&t.max.y>=this.min.y&&t.min.y<=this.max.y&&t.max.z>=this.min.z&&t.min.z<=this.max.z}intersectsSphere(t){return this.clampPoint(t.center,$e),$e.distanceToSquared(t.center)<=t.radius*t.radius}intersectsPlane(t){let e,n;return t.normal.x>0?(e=t.normal.x*this.min.x,n=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,n=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,n+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,n+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,n+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,n+=t.normal.z*this.min.z),e<=-t.constant&&n>=-t.constant}intersectsTriangle(t){if(this.isEmpty())return!1;this.getCenter(on),ln.subVectors(this.max,on),tn.subVectors(t.a,on),en.subVectors(t.b,on),nn.subVectors(t.c,on),rn.subVectors(en,tn),an.subVectors(nn,en),sn.subVectors(tn,nn);let e=[0,-rn.z,rn.y,0,-an.z,an.y,0,-sn.z,sn.y,rn.z,0,-rn.x,an.z,0,-an.x,sn.z,0,-sn.x,-rn.y,rn.x,0,-an.y,an.x,0,-sn.y,sn.x,0];return!!un(e,tn,en,nn,ln)&&(e=[1,0,0,0,1,0,0,0,1],!!un(e,tn,en,nn,ln)&&(cn.crossVectors(rn,an),e=[cn.x,cn.y,cn.z],un(e,tn,en,nn,ln)))}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return this.clampPoint(t,$e).distanceTo(t)}getBoundingSphere(t){return this.isEmpty()?t.makeEmpty():(this.getCenter(t.center),t.radius=.5*this.getSize($e).length()),t}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}applyMatrix4(t){return this.isEmpty()||(Je[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),Je[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),Je[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),Je[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),Je[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),Je[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),Je[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),Je[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(Je)),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}toJSON(){return{min:this.min.toArray(),max:this.max.toArray()}}fromJSON(t){return this.min.fromArray(t.min),this.max.fromArray(t.max),this}}const Je=[new Se,new Se,new Se,new Se,new Se,new Se,new Se,new Se],$e=new Se,Qe=new Ze,tn=new Se,en=new Se,nn=new Se,rn=new Se,an=new Se,sn=new Se,on=new Se,ln=new Se,cn=new Se,hn=new Se;function un(t,e,n,i,r){for(let a=0,s=t.length-3;a<=s;a+=3){hn.fromArray(t,a);const s=r.x*Math.abs(hn.x)+r.y*Math.abs(hn.y)+r.z*Math.abs(hn.z),o=e.dot(hn),l=n.dot(hn),c=i.dot(hn);if(Math.max(-Math.max(o,l,c),Math.min(o,l,c))>s)return!1}return!0}const dn=new Ze,pn=new Se,fn=new Se;class mn{constructor(t=new Se,e=-1){this.isSphere=!0,this.center=t,this.radius=e}set(t,e){return this.center.copy(t),this.radius=e,this}setFromPoints(t,e){const n=this.center;void 0!==e?n.copy(e):dn.setFromPoints(t).getCenter(n);let i=0;for(let r=0,a=t.length;rthis.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e}getBoundingBox(t){return this.isEmpty()?(t.makeEmpty(),t):(t.set(this.center,this.center),t.expandByScalar(this.radius),t)}applyMatrix4(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this}translate(t){return this.center.add(t),this}expandByPoint(t){if(this.isEmpty())return this.center.copy(t),this.radius=0,this;pn.subVectors(t,this.center);const e=pn.lengthSq();if(e>this.radius*this.radius){const t=Math.sqrt(e),n=.5*(t-this.radius);this.center.addScaledVector(pn,n/t),this.radius+=n}return this}union(t){return t.isEmpty()?this:this.isEmpty()?(this.copy(t),this):(!0===this.center.equals(t.center)?this.radius=Math.max(this.radius,t.radius):(fn.subVectors(t.center,this.center).setLength(t.radius),this.expandByPoint(pn.copy(t.center).add(fn)),this.expandByPoint(pn.copy(t.center).sub(fn))),this)}equals(t){return t.center.equals(this.center)&&t.radius===this.radius}clone(){return(new this.constructor).copy(this)}toJSON(){return{radius:this.radius,center:this.center.toArray()}}fromJSON(t){return this.radius=t.radius,this.center.fromArray(t.center),this}}const gn=new Se,_n=new Se,vn=new Se,xn=new Se,Mn=new Se,Sn=new Se,yn=new Se;class En{constructor(t=new Se,e=new Se(0,0,-1)){this.origin=t,this.direction=e}set(t,e){return this.origin.copy(t),this.direction.copy(e),this}copy(t){return this.origin.copy(t.origin),this.direction.copy(t.direction),this}at(t,e){return e.copy(this.origin).addScaledVector(this.direction,t)}lookAt(t){return this.direction.copy(t).sub(this.origin).normalize(),this}recast(t){return this.origin.copy(this.at(t,gn)),this}closestPointToPoint(t,e){e.subVectors(t,this.origin);const n=e.dot(this.direction);return n<0?e.copy(this.origin):e.copy(this.origin).addScaledVector(this.direction,n)}distanceToPoint(t){return Math.sqrt(this.distanceSqToPoint(t))}distanceSqToPoint(t){const e=gn.subVectors(t,this.origin).dot(this.direction);return e<0?this.origin.distanceToSquared(t):(gn.copy(this.origin).addScaledVector(this.direction,e),gn.distanceToSquared(t))}distanceSqToSegment(t,e,n,i){_n.copy(t).add(e).multiplyScalar(.5),vn.copy(e).sub(t).normalize(),xn.copy(this.origin).sub(_n);const r=.5*t.distanceTo(e),a=-this.direction.dot(vn),s=xn.dot(this.direction),o=-xn.dot(vn),l=xn.lengthSq(),c=Math.abs(1-a*a);let h,u,d,p;if(c>0)if(h=a*o-s,u=a*s-o,p=r*c,h>=0)if(u>=-p)if(u<=p){const t=1/c;h*=t,u*=t,d=h*(h+a*u+2*s)+u*(a*h+u+2*o)+l}else u=r,h=Math.max(0,-(a*u+s)),d=-h*h+u*(u+2*o)+l;else u=-r,h=Math.max(0,-(a*u+s)),d=-h*h+u*(u+2*o)+l;else u<=-p?(h=Math.max(0,-(-a*r+s)),u=h>0?-r:Math.min(Math.max(-r,-o),r),d=-h*h+u*(u+2*o)+l):u<=p?(h=0,u=Math.min(Math.max(-r,-o),r),d=u*(u+2*o)+l):(h=Math.max(0,-(a*r+s)),u=h>0?r:Math.min(Math.max(-r,-o),r),d=-h*h+u*(u+2*o)+l);else u=a>0?-r:r,h=Math.max(0,-(a*u+s)),d=-h*h+u*(u+2*o)+l;return n&&n.copy(this.origin).addScaledVector(this.direction,h),i&&i.copy(_n).addScaledVector(vn,u),d}intersectSphere(t,e){gn.subVectors(t.center,this.origin);const n=gn.dot(this.direction),i=gn.dot(gn)-n*n,r=t.radius*t.radius;if(i>r)return null;const a=Math.sqrt(r-i),s=n-a,o=n+a;return o<0?null:s<0?this.at(o,e):this.at(s,e)}intersectsSphere(t){return!(t.radius<0)&&this.distanceSqToPoint(t.center)<=t.radius*t.radius}distanceToPlane(t){const e=t.normal.dot(this.direction);if(0===e)return 0===t.distanceToPoint(this.origin)?0:null;const n=-(this.origin.dot(t.normal)+t.constant)/e;return n>=0?n:null}intersectPlane(t,e){const n=this.distanceToPlane(t);return null===n?null:this.at(n,e)}intersectsPlane(t){const e=t.distanceToPoint(this.origin);if(0===e)return!0;return t.normal.dot(this.direction)*e<0}intersectBox(t,e){let n,i,r,a,s,o;const l=1/this.direction.x,c=1/this.direction.y,h=1/this.direction.z,u=this.origin;return l>=0?(n=(t.min.x-u.x)*l,i=(t.max.x-u.x)*l):(n=(t.max.x-u.x)*l,i=(t.min.x-u.x)*l),c>=0?(r=(t.min.y-u.y)*c,a=(t.max.y-u.y)*c):(r=(t.max.y-u.y)*c,a=(t.min.y-u.y)*c),n>a||r>i?null:((r>n||isNaN(n))&&(n=r),(a=0?(s=(t.min.z-u.z)*h,o=(t.max.z-u.z)*h):(s=(t.max.z-u.z)*h,o=(t.min.z-u.z)*h),n>o||s>i?null:((s>n||n!=n)&&(n=s),(o=0?n:i,e)))}intersectsBox(t){return null!==this.intersectBox(t,gn)}intersectTriangle(t,e,n,i,r){Mn.subVectors(e,t),Sn.subVectors(n,t),yn.crossVectors(Mn,Sn);let a,s=this.direction.dot(yn);if(s>0){if(i)return null;a=1}else{if(!(s<0))return null;a=-1,s=-s}xn.subVectors(this.origin,t);const o=a*this.direction.dot(Sn.crossVectors(xn,Sn));if(o<0)return null;const l=a*this.direction.dot(Mn.cross(xn));if(l<0)return null;if(o+l>s)return null;const c=-a*xn.dot(yn);return c<0?null:this.at(c/s,r)}applyMatrix4(t){return this.origin.applyMatrix4(t),this.direction.transformDirection(t),this}equals(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}clone(){return(new this.constructor).copy(this)}}class Tn{constructor(t,e,n,i,r,a,s,o,l,c,h,u,d,p,f,m){Tn.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],void 0!==t&&this.set(t,e,n,i,r,a,s,o,l,c,h,u,d,p,f,m)}set(t,e,n,i,r,a,s,o,l,c,h,u,d,p,f,m){const g=this.elements;return g[0]=t,g[4]=e,g[8]=n,g[12]=i,g[1]=r,g[5]=a,g[9]=s,g[13]=o,g[2]=l,g[6]=c,g[10]=h,g[14]=u,g[3]=d,g[7]=p,g[11]=f,g[15]=m,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return(new Tn).fromArray(this.elements)}copy(t){const e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],e[9]=n[9],e[10]=n[10],e[11]=n[11],e[12]=n[12],e[13]=n[13],e[14]=n[14],e[15]=n[15],this}copyPosition(t){const e=this.elements,n=t.elements;return e[12]=n[12],e[13]=n[13],e[14]=n[14],this}setFromMatrix3(t){const e=t.elements;return this.set(e[0],e[3],e[6],0,e[1],e[4],e[7],0,e[2],e[5],e[8],0,0,0,0,1),this}extractBasis(t,e,n){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this}makeBasis(t,e,n){return this.set(t.x,e.x,n.x,0,t.y,e.y,n.y,0,t.z,e.z,n.z,0,0,0,0,1),this}extractRotation(t){const e=this.elements,n=t.elements,i=1/bn.setFromMatrixColumn(t,0).length(),r=1/bn.setFromMatrixColumn(t,1).length(),a=1/bn.setFromMatrixColumn(t,2).length();return e[0]=n[0]*i,e[1]=n[1]*i,e[2]=n[2]*i,e[3]=0,e[4]=n[4]*r,e[5]=n[5]*r,e[6]=n[6]*r,e[7]=0,e[8]=n[8]*a,e[9]=n[9]*a,e[10]=n[10]*a,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromEuler(t){const e=this.elements,n=t.x,i=t.y,r=t.z,a=Math.cos(n),s=Math.sin(n),o=Math.cos(i),l=Math.sin(i),c=Math.cos(r),h=Math.sin(r);if("XYZ"===t.order){const t=a*c,n=a*h,i=s*c,r=s*h;e[0]=o*c,e[4]=-o*h,e[8]=l,e[1]=n+i*l,e[5]=t-r*l,e[9]=-s*o,e[2]=r-t*l,e[6]=i+n*l,e[10]=a*o}else if("YXZ"===t.order){const t=o*c,n=o*h,i=l*c,r=l*h;e[0]=t+r*s,e[4]=i*s-n,e[8]=a*l,e[1]=a*h,e[5]=a*c,e[9]=-s,e[2]=n*s-i,e[6]=r+t*s,e[10]=a*o}else if("ZXY"===t.order){const t=o*c,n=o*h,i=l*c,r=l*h;e[0]=t-r*s,e[4]=-a*h,e[8]=i+n*s,e[1]=n+i*s,e[5]=a*c,e[9]=r-t*s,e[2]=-a*l,e[6]=s,e[10]=a*o}else if("ZYX"===t.order){const t=a*c,n=a*h,i=s*c,r=s*h;e[0]=o*c,e[4]=i*l-n,e[8]=t*l+r,e[1]=o*h,e[5]=r*l+t,e[9]=n*l-i,e[2]=-l,e[6]=s*o,e[10]=a*o}else if("YZX"===t.order){const t=a*o,n=a*l,i=s*o,r=s*l;e[0]=o*c,e[4]=r-t*h,e[8]=i*h+n,e[1]=h,e[5]=a*c,e[9]=-s*c,e[2]=-l*c,e[6]=n*h+i,e[10]=t-r*h}else if("XZY"===t.order){const t=a*o,n=a*l,i=s*o,r=s*l;e[0]=o*c,e[4]=-h,e[8]=l*c,e[1]=t*h+r,e[5]=a*c,e[9]=n*h-i,e[2]=i*h-n,e[6]=s*c,e[10]=r*h+t}return e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromQuaternion(t){return this.compose(An,t,Rn)}lookAt(t,e,n){const i=this.elements;return Dn.subVectors(t,e),0===Dn.lengthSq()&&(Dn.z=1),Dn.normalize(),Cn.crossVectors(n,Dn),0===Cn.lengthSq()&&(1===Math.abs(n.z)?Dn.x+=1e-4:Dn.z+=1e-4,Dn.normalize(),Cn.crossVectors(n,Dn)),Cn.normalize(),Pn.crossVectors(Dn,Cn),i[0]=Cn.x,i[4]=Pn.x,i[8]=Dn.x,i[1]=Cn.y,i[5]=Pn.y,i[9]=Dn.y,i[2]=Cn.z,i[6]=Pn.z,i[10]=Dn.z,this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const n=t.elements,i=e.elements,r=this.elements,a=n[0],s=n[4],o=n[8],l=n[12],c=n[1],h=n[5],u=n[9],d=n[13],p=n[2],f=n[6],m=n[10],g=n[14],_=n[3],v=n[7],x=n[11],M=n[15],S=i[0],y=i[4],E=i[8],T=i[12],b=i[1],w=i[5],A=i[9],R=i[13],C=i[2],P=i[6],D=i[10],L=i[14],U=i[3],I=i[7],N=i[11],O=i[15];return r[0]=a*S+s*b+o*C+l*U,r[4]=a*y+s*w+o*P+l*I,r[8]=a*E+s*A+o*D+l*N,r[12]=a*T+s*R+o*L+l*O,r[1]=c*S+h*b+u*C+d*U,r[5]=c*y+h*w+u*P+d*I,r[9]=c*E+h*A+u*D+d*N,r[13]=c*T+h*R+u*L+d*O,r[2]=p*S+f*b+m*C+g*U,r[6]=p*y+f*w+m*P+g*I,r[10]=p*E+f*A+m*D+g*N,r[14]=p*T+f*R+m*L+g*O,r[3]=_*S+v*b+x*C+M*U,r[7]=_*y+v*w+x*P+M*I,r[11]=_*E+v*A+x*D+M*N,r[15]=_*T+v*R+x*L+M*O,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[4]*=t,e[8]*=t,e[12]*=t,e[1]*=t,e[5]*=t,e[9]*=t,e[13]*=t,e[2]*=t,e[6]*=t,e[10]*=t,e[14]*=t,e[3]*=t,e[7]*=t,e[11]*=t,e[15]*=t,this}determinant(){const t=this.elements,e=t[0],n=t[4],i=t[8],r=t[12],a=t[1],s=t[5],o=t[9],l=t[13],c=t[2],h=t[6],u=t[10],d=t[14];return t[3]*(+r*o*h-i*l*h-r*s*u+n*l*u+i*s*d-n*o*d)+t[7]*(+e*o*d-e*l*u+r*a*u-i*a*d+i*l*c-r*o*c)+t[11]*(+e*l*h-e*s*d-r*a*h+n*a*d+r*s*c-n*l*c)+t[15]*(-i*s*c-e*o*h+e*s*u+i*a*h-n*a*u+n*o*c)}transpose(){const t=this.elements;let e;return e=t[1],t[1]=t[4],t[4]=e,e=t[2],t[2]=t[8],t[8]=e,e=t[6],t[6]=t[9],t[9]=e,e=t[3],t[3]=t[12],t[12]=e,e=t[7],t[7]=t[13],t[13]=e,e=t[11],t[11]=t[14],t[14]=e,this}setPosition(t,e,n){const i=this.elements;return t.isVector3?(i[12]=t.x,i[13]=t.y,i[14]=t.z):(i[12]=t,i[13]=e,i[14]=n),this}invert(){const t=this.elements,e=t[0],n=t[1],i=t[2],r=t[3],a=t[4],s=t[5],o=t[6],l=t[7],c=t[8],h=t[9],u=t[10],d=t[11],p=t[12],f=t[13],m=t[14],g=t[15],_=h*m*l-f*u*l+f*o*d-s*m*d-h*o*g+s*u*g,v=p*u*l-c*m*l-p*o*d+a*m*d+c*o*g-a*u*g,x=c*f*l-p*h*l+p*s*d-a*f*d-c*s*g+a*h*g,M=p*h*o-c*f*o-p*s*u+a*f*u+c*s*m-a*h*m,S=e*_+n*v+i*x+r*M;if(0===S)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const y=1/S;return t[0]=_*y,t[1]=(f*u*r-h*m*r-f*i*d+n*m*d+h*i*g-n*u*g)*y,t[2]=(s*m*r-f*o*r+f*i*l-n*m*l-s*i*g+n*o*g)*y,t[3]=(h*o*r-s*u*r-h*i*l+n*u*l+s*i*d-n*o*d)*y,t[4]=v*y,t[5]=(c*m*r-p*u*r+p*i*d-e*m*d-c*i*g+e*u*g)*y,t[6]=(p*o*r-a*m*r-p*i*l+e*m*l+a*i*g-e*o*g)*y,t[7]=(a*u*r-c*o*r+c*i*l-e*u*l-a*i*d+e*o*d)*y,t[8]=x*y,t[9]=(p*h*r-c*f*r-p*n*d+e*f*d+c*n*g-e*h*g)*y,t[10]=(a*f*r-p*s*r+p*n*l-e*f*l-a*n*g+e*s*g)*y,t[11]=(c*s*r-a*h*r-c*n*l+e*h*l+a*n*d-e*s*d)*y,t[12]=M*y,t[13]=(c*f*i-p*h*i+p*n*u-e*f*u-c*n*m+e*h*m)*y,t[14]=(p*s*i-a*f*i-p*n*o+e*f*o+a*n*m-e*s*m)*y,t[15]=(a*h*i-c*s*i+c*n*o-e*h*o-a*n*u+e*s*u)*y,this}scale(t){const e=this.elements,n=t.x,i=t.y,r=t.z;return e[0]*=n,e[4]*=i,e[8]*=r,e[1]*=n,e[5]*=i,e[9]*=r,e[2]*=n,e[6]*=i,e[10]*=r,e[3]*=n,e[7]*=i,e[11]*=r,this}getMaxScaleOnAxis(){const t=this.elements,e=t[0]*t[0]+t[1]*t[1]+t[2]*t[2],n=t[4]*t[4]+t[5]*t[5]+t[6]*t[6],i=t[8]*t[8]+t[9]*t[9]+t[10]*t[10];return Math.sqrt(Math.max(e,n,i))}makeTranslation(t,e,n){return t.isVector3?this.set(1,0,0,t.x,0,1,0,t.y,0,0,1,t.z,0,0,0,1):this.set(1,0,0,t,0,1,0,e,0,0,1,n,0,0,0,1),this}makeRotationX(t){const e=Math.cos(t),n=Math.sin(t);return this.set(1,0,0,0,0,e,-n,0,0,n,e,0,0,0,0,1),this}makeRotationY(t){const e=Math.cos(t),n=Math.sin(t);return this.set(e,0,n,0,0,1,0,0,-n,0,e,0,0,0,0,1),this}makeRotationZ(t){const e=Math.cos(t),n=Math.sin(t);return this.set(e,-n,0,0,n,e,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(t,e){const n=Math.cos(e),i=Math.sin(e),r=1-n,a=t.x,s=t.y,o=t.z,l=r*a,c=r*s;return this.set(l*a+n,l*s-i*o,l*o+i*s,0,l*s+i*o,c*s+n,c*o-i*a,0,l*o-i*s,c*o+i*a,r*o*o+n,0,0,0,0,1),this}makeScale(t,e,n){return this.set(t,0,0,0,0,e,0,0,0,0,n,0,0,0,0,1),this}makeShear(t,e,n,i,r,a){return this.set(1,n,r,0,t,1,a,0,e,i,1,0,0,0,0,1),this}compose(t,e,n){const i=this.elements,r=e._x,a=e._y,s=e._z,o=e._w,l=r+r,c=a+a,h=s+s,u=r*l,d=r*c,p=r*h,f=a*c,m=a*h,g=s*h,_=o*l,v=o*c,x=o*h,M=n.x,S=n.y,y=n.z;return i[0]=(1-(f+g))*M,i[1]=(d+x)*M,i[2]=(p-v)*M,i[3]=0,i[4]=(d-x)*S,i[5]=(1-(u+g))*S,i[6]=(m+_)*S,i[7]=0,i[8]=(p+v)*y,i[9]=(m-_)*y,i[10]=(1-(u+f))*y,i[11]=0,i[12]=t.x,i[13]=t.y,i[14]=t.z,i[15]=1,this}decompose(t,e,n){const i=this.elements;let r=bn.set(i[0],i[1],i[2]).length();const a=bn.set(i[4],i[5],i[6]).length(),s=bn.set(i[8],i[9],i[10]).length();this.determinant()<0&&(r=-r),t.x=i[12],t.y=i[13],t.z=i[14],wn.copy(this);const o=1/r,l=1/a,c=1/s;return wn.elements[0]*=o,wn.elements[1]*=o,wn.elements[2]*=o,wn.elements[4]*=l,wn.elements[5]*=l,wn.elements[6]*=l,wn.elements[8]*=c,wn.elements[9]*=c,wn.elements[10]*=c,e.setFromRotationMatrix(wn),n.x=r,n.y=a,n.z=s,this}makePerspective(t,e,n,i,r,a,s=2e3,o=!1){const l=this.elements,c=2*r/(e-t),h=2*r/(n-i),u=(e+t)/(e-t),d=(n+i)/(n-i);let p,f;if(o)p=r/(a-r),f=a*r/(a-r);else if(s===oe)p=-(a+r)/(a-r),f=-2*a*r/(a-r);else{if(s!==le)throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+s);p=-a/(a-r),f=-a*r/(a-r)}return l[0]=c,l[4]=0,l[8]=u,l[12]=0,l[1]=0,l[5]=h,l[9]=d,l[13]=0,l[2]=0,l[6]=0,l[10]=p,l[14]=f,l[3]=0,l[7]=0,l[11]=-1,l[15]=0,this}makeOrthographic(t,e,n,i,r,a,s=2e3,o=!1){const l=this.elements,c=2/(e-t),h=2/(n-i),u=-(e+t)/(e-t),d=-(n+i)/(n-i);let p,f;if(o)p=1/(a-r),f=a/(a-r);else if(s===oe)p=-2/(a-r),f=-(a+r)/(a-r);else{if(s!==le)throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+s);p=-1/(a-r),f=-r/(a-r)}return l[0]=c,l[4]=0,l[8]=0,l[12]=u,l[1]=0,l[5]=h,l[9]=0,l[13]=d,l[2]=0,l[6]=0,l[10]=p,l[14]=f,l[3]=0,l[7]=0,l[11]=0,l[15]=1,this}equals(t){const e=this.elements,n=t.elements;for(let i=0;i<16;i++)if(e[i]!==n[i])return!1;return!0}fromArray(t,e=0){for(let n=0;n<16;n++)this.elements[n]=t[n+e];return this}toArray(t=[],e=0){const n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t[e+9]=n[9],t[e+10]=n[10],t[e+11]=n[11],t[e+12]=n[12],t[e+13]=n[13],t[e+14]=n[14],t[e+15]=n[15],t}}const bn=new Se,wn=new Tn,An=new Se(0,0,0),Rn=new Se(1,1,1),Cn=new Se,Pn=new Se,Dn=new Se,Ln=new Tn,Un=new Me;class In{constructor(t=0,e=0,n=0,i=In.DEFAULT_ORDER){this.isEuler=!0,this._x=t,this._y=e,this._z=n,this._order=i}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get order(){return this._order}set order(t){this._order=t,this._onChangeCallback()}set(t,e,n,i=this._order){return this._x=t,this._y=e,this._z=n,this._order=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(t){return this._x=t._x,this._y=t._y,this._z=t._z,this._order=t._order,this._onChangeCallback(),this}setFromRotationMatrix(t,e=this._order,n=!0){const i=t.elements,r=i[0],a=i[4],s=i[8],o=i[1],l=i[5],c=i[9],h=i[2],u=i[6],d=i[10];switch(e){case"XYZ":this._y=Math.asin(fe(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(-c,d),this._z=Math.atan2(-a,r)):(this._x=Math.atan2(u,l),this._z=0);break;case"YXZ":this._x=Math.asin(-fe(c,-1,1)),Math.abs(c)<.9999999?(this._y=Math.atan2(s,d),this._z=Math.atan2(o,l)):(this._y=Math.atan2(-h,r),this._z=0);break;case"ZXY":this._x=Math.asin(fe(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(-h,d),this._z=Math.atan2(-a,l)):(this._y=0,this._z=Math.atan2(o,r));break;case"ZYX":this._y=Math.asin(-fe(h,-1,1)),Math.abs(h)<.9999999?(this._x=Math.atan2(u,d),this._z=Math.atan2(o,r)):(this._x=0,this._z=Math.atan2(-a,l));break;case"YZX":this._z=Math.asin(fe(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-c,l),this._y=Math.atan2(-h,r)):(this._x=0,this._y=Math.atan2(s,d));break;case"XZY":this._z=Math.asin(-fe(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(u,l),this._y=Math.atan2(s,r)):(this._x=Math.atan2(-c,d),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+e)}return this._order=e,!0===n&&this._onChangeCallback(),this}setFromQuaternion(t,e,n){return Ln.makeRotationFromQuaternion(t),this.setFromRotationMatrix(Ln,e,n)}setFromVector3(t,e=this._order){return this.set(t.x,t.y,t.z,e)}reorder(t){return Un.setFromEuler(this),this.setFromQuaternion(Un,t)}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._order===this._order}fromArray(t){return this._x=t[0],this._y=t[1],this._z=t[2],void 0!==t[3]&&(this._order=t[3]),this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._order,t}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._order}}In.DEFAULT_ORDER="XYZ";class Nn{constructor(){this.mask=1}set(t){this.mask=1<>>0}enable(t){this.mask|=1<1){for(let t=0;t1){for(let t=0;t0&&(i.userData=this.userData),i.layers=this.layers.mask,i.matrix=this.matrix.toArray(),i.up=this.up.toArray(),!1===this.matrixAutoUpdate&&(i.matrixAutoUpdate=!1),this.isInstancedMesh&&(i.type="InstancedMesh",i.count=this.count,i.instanceMatrix=this.instanceMatrix.toJSON(),null!==this.instanceColor&&(i.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(i.type="BatchedMesh",i.perObjectFrustumCulled=this.perObjectFrustumCulled,i.sortObjects=this.sortObjects,i.drawRanges=this._drawRanges,i.reservedRanges=this._reservedRanges,i.geometryInfo=this._geometryInfo.map((t=>({...t,boundingBox:t.boundingBox?t.boundingBox.toJSON():void 0,boundingSphere:t.boundingSphere?t.boundingSphere.toJSON():void 0}))),i.instanceInfo=this._instanceInfo.map((t=>({...t}))),i.availableInstanceIds=this._availableInstanceIds.slice(),i.availableGeometryIds=this._availableGeometryIds.slice(),i.nextIndexStart=this._nextIndexStart,i.nextVertexStart=this._nextVertexStart,i.geometryCount=this._geometryCount,i.maxInstanceCount=this._maxInstanceCount,i.maxVertexCount=this._maxVertexCount,i.maxIndexCount=this._maxIndexCount,i.geometryInitialized=this._geometryInitialized,i.matricesTexture=this._matricesTexture.toJSON(t),i.indirectTexture=this._indirectTexture.toJSON(t),null!==this._colorsTexture&&(i.colorsTexture=this._colorsTexture.toJSON(t)),null!==this.boundingSphere&&(i.boundingSphere=this.boundingSphere.toJSON()),null!==this.boundingBox&&(i.boundingBox=this.boundingBox.toJSON())),this.isScene)this.background&&(this.background.isColor?i.background=this.background.toJSON():this.background.isTexture&&(i.background=this.background.toJSON(t).uuid)),this.environment&&this.environment.isTexture&&!0!==this.environment.isRenderTargetTexture&&(i.environment=this.environment.toJSON(t).uuid);else if(this.isMesh||this.isLine||this.isPoints){i.geometry=r(t.geometries,this.geometry);const e=this.geometry.parameters;if(void 0!==e&&void 0!==e.shapes){const n=e.shapes;if(Array.isArray(n))for(let e=0,i=n.length;e0){i.children=[];for(let e=0;e0){i.animations=[];for(let e=0;e0&&(n.geometries=e),i.length>0&&(n.materials=i),r.length>0&&(n.textures=r),s.length>0&&(n.images=s),o.length>0&&(n.shapes=o),l.length>0&&(n.skeletons=l),c.length>0&&(n.animations=c),h.length>0&&(n.nodes=h)}return n.object=i,n;function a(t){const e=[];for(const n in t){const i=t[n];delete i.metadata,e.push(i)}return e}}clone(t){return(new this.constructor).copy(this,t)}copy(t,e=!0){if(this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.rotation.order=t.rotation.order,this.quaternion.copy(t.quaternion),this.scale.copy(t.scale),this.matrix.copy(t.matrix),this.matrixWorld.copy(t.matrixWorld),this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrixWorldAutoUpdate=t.matrixWorldAutoUpdate,this.matrixWorldNeedsUpdate=t.matrixWorldNeedsUpdate,this.layers.mask=t.layers.mask,this.visible=t.visible,this.castShadow=t.castShadow,this.receiveShadow=t.receiveShadow,this.frustumCulled=t.frustumCulled,this.renderOrder=t.renderOrder,this.animations=t.animations.slice(),this.userData=JSON.parse(JSON.stringify(t.userData)),!0===e)for(let n=0;n0?i.multiplyScalar(1/Math.sqrt(r)):i.set(0,0,0)}static getBarycoord(t,e,n,i,r){$n.subVectors(i,e),Qn.subVectors(n,e),ti.subVectors(t,e);const a=$n.dot($n),s=$n.dot(Qn),o=$n.dot(ti),l=Qn.dot(Qn),c=Qn.dot(ti),h=a*l-s*s;if(0===h)return r.set(0,0,0),null;const u=1/h,d=(l*o-s*c)*u,p=(a*c-s*o)*u;return r.set(1-d-p,p,d)}static containsPoint(t,e,n,i){return null!==this.getBarycoord(t,e,n,i,ei)&&(ei.x>=0&&ei.y>=0&&ei.x+ei.y<=1)}static getInterpolation(t,e,n,i,r,a,s,o){return null===this.getBarycoord(t,e,n,i,ei)?(o.x=0,o.y=0,"z"in o&&(o.z=0),"w"in o&&(o.w=0),null):(o.setScalar(0),o.addScaledVector(r,ei.x),o.addScaledVector(a,ei.y),o.addScaledVector(s,ei.z),o)}static getInterpolatedAttribute(t,e,n,i,r,a){return li.setScalar(0),ci.setScalar(0),hi.setScalar(0),li.fromBufferAttribute(t,e),ci.fromBufferAttribute(t,n),hi.fromBufferAttribute(t,i),a.setScalar(0),a.addScaledVector(li,r.x),a.addScaledVector(ci,r.y),a.addScaledVector(hi,r.z),a}static isFrontFacing(t,e,n,i){return $n.subVectors(n,e),Qn.subVectors(t,e),$n.cross(Qn).dot(i)<0}set(t,e,n){return this.a.copy(t),this.b.copy(e),this.c.copy(n),this}setFromPointsAndIndices(t,e,n,i){return this.a.copy(t[e]),this.b.copy(t[n]),this.c.copy(t[i]),this}setFromAttributeAndIndices(t,e,n,i){return this.a.fromBufferAttribute(t,e),this.b.fromBufferAttribute(t,n),this.c.fromBufferAttribute(t,i),this}clone(){return(new this.constructor).copy(this)}copy(t){return this.a.copy(t.a),this.b.copy(t.b),this.c.copy(t.c),this}getArea(){return $n.subVectors(this.c,this.b),Qn.subVectors(this.a,this.b),.5*$n.cross(Qn).length()}getMidpoint(t){return t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(t){return ui.getNormal(this.a,this.b,this.c,t)}getPlane(t){return t.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(t,e){return ui.getBarycoord(t,this.a,this.b,this.c,e)}getInterpolation(t,e,n,i,r){return ui.getInterpolation(t,this.a,this.b,this.c,e,n,i,r)}containsPoint(t){return ui.containsPoint(t,this.a,this.b,this.c)}isFrontFacing(t){return ui.isFrontFacing(this.a,this.b,this.c,t)}intersectsBox(t){return t.intersectsTriangle(this)}closestPointToPoint(t,e){const n=this.a,i=this.b,r=this.c;let a,s;ni.subVectors(i,n),ii.subVectors(r,n),ai.subVectors(t,n);const o=ni.dot(ai),l=ii.dot(ai);if(o<=0&&l<=0)return e.copy(n);si.subVectors(t,i);const c=ni.dot(si),h=ii.dot(si);if(c>=0&&h<=c)return e.copy(i);const u=o*h-c*l;if(u<=0&&o>=0&&c<=0)return a=o/(o-c),e.copy(n).addScaledVector(ni,a);oi.subVectors(t,r);const d=ni.dot(oi),p=ii.dot(oi);if(p>=0&&d<=p)return e.copy(r);const f=d*l-o*p;if(f<=0&&l>=0&&p<=0)return s=l/(l-p),e.copy(n).addScaledVector(ii,s);const m=c*p-d*h;if(m<=0&&h-c>=0&&d-p>=0)return ri.subVectors(r,i),s=(h-c)/(h-c+(d-p)),e.copy(i).addScaledVector(ri,s);const g=1/(m+f+u);return a=f*g,s=u*g,e.copy(n).addScaledVector(ni,a).addScaledVector(ii,s)}equals(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}}const di={aliceblue:15792383,antiquewhite:16444375,aqua:65535,aquamarine:8388564,azure:15794175,beige:16119260,bisque:16770244,black:0,blanchedalmond:16772045,blue:255,blueviolet:9055202,brown:10824234,burlywood:14596231,cadetblue:6266528,chartreuse:8388352,chocolate:13789470,coral:16744272,cornflowerblue:6591981,cornsilk:16775388,crimson:14423100,cyan:65535,darkblue:139,darkcyan:35723,darkgoldenrod:12092939,darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,fuchsia:16711935,gainsboro:14474460,ghostwhite:16316671,gold:16766720,goldenrod:14329120,gray:8421504,green:32768,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,navy:128,oldlace:16643558,olive:8421376,olivedrab:7048739,orange:16753920,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,purple:8388736,rebeccapurple:6697881,red:16711680,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,silver:12632256,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074},pi={h:0,s:0,l:0},fi={h:0,s:0,l:0};function mi(t,e,n){return n<0&&(n+=1),n>1&&(n-=1),n<1/6?t+6*(e-t)*n:n<.5?e:n<2/3?t+6*(e-t)*(2/3-n):t}class gi{constructor(t,e,n){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(t,e,n)}set(t,e,n){if(void 0===e&&void 0===n){const e=t;e&&e.isColor?this.copy(e):"number"==typeof e?this.setHex(e):"string"==typeof e&&this.setStyle(e)}else this.setRGB(t,e,n);return this}setScalar(t){return this.r=t,this.g=t,this.b=t,this}setHex(t,e=jt){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,Ie.colorSpaceToWorking(this,e),this}setRGB(t,e,n,i=Ie.workingColorSpace){return this.r=t,this.g=e,this.b=n,Ie.colorSpaceToWorking(this,i),this}setHSL(t,e,n,i=Ie.workingColorSpace){var r;if(t=(t%(r=1)+r)%r,e=fe(e,0,1),n=fe(n,0,1),0===e)this.r=this.g=this.b=n;else{const i=n<=.5?n*(1+e):n+e-n*e,r=2*n-i;this.r=mi(r,i,t+1/3),this.g=mi(r,i,t),this.b=mi(r,i,t-1/3)}return Ie.colorSpaceToWorking(this,i),this}setStyle(t,e=jt){function n(e){void 0!==e&&parseFloat(e)<1&&console.warn("THREE.Color: Alpha component of "+t+" will be ignored.")}let i;if(i=/^(\w+)\(([^\)]*)\)/.exec(t)){let r;const a=i[1],s=i[2];switch(a){case"rgb":case"rgba":if(r=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(s))return n(r[4]),this.setRGB(Math.min(255,parseInt(r[1],10))/255,Math.min(255,parseInt(r[2],10))/255,Math.min(255,parseInt(r[3],10))/255,e);if(r=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(s))return n(r[4]),this.setRGB(Math.min(100,parseInt(r[1],10))/100,Math.min(100,parseInt(r[2],10))/100,Math.min(100,parseInt(r[3],10))/100,e);break;case"hsl":case"hsla":if(r=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(s))return n(r[4]),this.setHSL(parseFloat(r[1])/360,parseFloat(r[2])/100,parseFloat(r[3])/100,e);break;default:console.warn("THREE.Color: Unknown color model "+t)}}else if(i=/^\#([A-Fa-f\d]+)$/.exec(t)){const n=i[1],r=n.length;if(3===r)return this.setRGB(parseInt(n.charAt(0),16)/15,parseInt(n.charAt(1),16)/15,parseInt(n.charAt(2),16)/15,e);if(6===r)return this.setHex(parseInt(n,16),e);console.warn("THREE.Color: Invalid hex color "+t)}else if(t&&t.length>0)return this.setColorName(t,e);return this}setColorName(t,e=jt){const n=di[t.toLowerCase()];return void 0!==n?this.setHex(n,e):console.warn("THREE.Color: Unknown color "+t),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(t){return this.r=t.r,this.g=t.g,this.b=t.b,this}copySRGBToLinear(t){return this.r=Ne(t.r),this.g=Ne(t.g),this.b=Ne(t.b),this}copyLinearToSRGB(t){return this.r=Oe(t.r),this.g=Oe(t.g),this.b=Oe(t.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(t=jt){return Ie.workingToColorSpace(_i.copy(this),t),65536*Math.round(fe(255*_i.r,0,255))+256*Math.round(fe(255*_i.g,0,255))+Math.round(fe(255*_i.b,0,255))}getHexString(t=jt){return("000000"+this.getHex(t).toString(16)).slice(-6)}getHSL(t,e=Ie.workingColorSpace){Ie.workingToColorSpace(_i.copy(this),e);const n=_i.r,i=_i.g,r=_i.b,a=Math.max(n,i,r),s=Math.min(n,i,r);let o,l;const c=(s+a)/2;if(s===a)o=0,l=0;else{const t=a-s;switch(l=c<=.5?t/(a+s):t/(2-a-s),a){case n:o=(i-r)/t+(i0!=t>0&&this.version++,this._alphaTest=t}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(t){if(void 0!==t)for(const e in t){const n=t[e];if(void 0===n){console.warn(`THREE.Material: parameter '${e}' has value of undefined.`);continue}const i=this[e];void 0!==i?i&&i.isColor?i.set(n):i&&i.isVector3&&n&&n.isVector3?i.copy(n):this[e]=n:console.warn(`THREE.Material: '${e}' is not a property of THREE.${this.type}.`)}}toJSON(t){const e=void 0===t||"string"==typeof t;e&&(t={textures:{},images:{}});const n={metadata:{version:4.7,type:"Material",generator:"Material.toJSON"}};function i(t){const e=[];for(const n in t){const i=t[n];delete i.metadata,e.push(i)}return e}if(n.uuid=this.uuid,n.type=this.type,""!==this.name&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),void 0!==this.roughness&&(n.roughness=this.roughness),void 0!==this.metalness&&(n.metalness=this.metalness),void 0!==this.sheen&&(n.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(n.sheenColor=this.sheenColor.getHex()),void 0!==this.sheenRoughness&&(n.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),void 0!==this.emissiveIntensity&&1!==this.emissiveIntensity&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),void 0!==this.specularIntensity&&(n.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(n.specularColor=this.specularColor.getHex()),void 0!==this.shininess&&(n.shininess=this.shininess),void 0!==this.clearcoat&&(n.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(n.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(n.clearcoatMap=this.clearcoatMap.toJSON(t).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(n.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(t).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(t).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),void 0!==this.dispersion&&(n.dispersion=this.dispersion),void 0!==this.iridescence&&(n.iridescence=this.iridescence),void 0!==this.iridescenceIOR&&(n.iridescenceIOR=this.iridescenceIOR),void 0!==this.iridescenceThicknessRange&&(n.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(n.iridescenceMap=this.iridescenceMap.toJSON(t).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(n.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(t).uuid),void 0!==this.anisotropy&&(n.anisotropy=this.anisotropy),void 0!==this.anisotropyRotation&&(n.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(n.anisotropyMap=this.anisotropyMap.toJSON(t).uuid),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(t).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(t).uuid,n.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(t).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(t).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(t).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(t).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(t).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(n.specularIntensityMap=this.specularIntensityMap.toJSON(t).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(n.specularColorMap=this.specularColorMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(t).uuid,void 0!==this.combine&&(n.combine=this.combine)),void 0!==this.envMapRotation&&(n.envMapRotation=this.envMapRotation.toArray()),void 0!==this.envMapIntensity&&(n.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(n.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(n.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.transmission&&(n.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(n.transmissionMap=this.transmissionMap.toJSON(t).uuid),void 0!==this.thickness&&(n.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(n.thicknessMap=this.thicknessMap.toJSON(t).uuid),void 0!==this.attenuationDistance&&this.attenuationDistance!==1/0&&(n.attenuationDistance=this.attenuationDistance),void 0!==this.attenuationColor&&(n.attenuationColor=this.attenuationColor.getHex()),void 0!==this.size&&(n.size=this.size),null!==this.shadowSide&&(n.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(n.sizeAttenuation=this.sizeAttenuation),1!==this.blending&&(n.blending=this.blending),0!==this.side&&(n.side=this.side),!0===this.vertexColors&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),!0===this.transparent&&(n.transparent=!0),204!==this.blendSrc&&(n.blendSrc=this.blendSrc),205!==this.blendDst&&(n.blendDst=this.blendDst),this.blendEquation!==d&&(n.blendEquation=this.blendEquation),null!==this.blendSrcAlpha&&(n.blendSrcAlpha=this.blendSrcAlpha),null!==this.blendDstAlpha&&(n.blendDstAlpha=this.blendDstAlpha),null!==this.blendEquationAlpha&&(n.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(n.blendColor=this.blendColor.getHex()),0!==this.blendAlpha&&(n.blendAlpha=this.blendAlpha),3!==this.depthFunc&&(n.depthFunc=this.depthFunc),!1===this.depthTest&&(n.depthTest=this.depthTest),!1===this.depthWrite&&(n.depthWrite=this.depthWrite),!1===this.colorWrite&&(n.colorWrite=this.colorWrite),255!==this.stencilWriteMask&&(n.stencilWriteMask=this.stencilWriteMask),519!==this.stencilFunc&&(n.stencilFunc=this.stencilFunc),0!==this.stencilRef&&(n.stencilRef=this.stencilRef),255!==this.stencilFuncMask&&(n.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==Zt&&(n.stencilFail=this.stencilFail),this.stencilZFail!==Zt&&(n.stencilZFail=this.stencilZFail),this.stencilZPass!==Zt&&(n.stencilZPass=this.stencilZPass),!0===this.stencilWrite&&(n.stencilWrite=this.stencilWrite),void 0!==this.rotation&&0!==this.rotation&&(n.rotation=this.rotation),!0===this.polygonOffset&&(n.polygonOffset=!0),0!==this.polygonOffsetFactor&&(n.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(n.polygonOffsetUnits=this.polygonOffsetUnits),void 0!==this.linewidth&&1!==this.linewidth&&(n.linewidth=this.linewidth),void 0!==this.dashSize&&(n.dashSize=this.dashSize),void 0!==this.gapSize&&(n.gapSize=this.gapSize),void 0!==this.scale&&(n.scale=this.scale),!0===this.dithering&&(n.dithering=!0),this.alphaTest>0&&(n.alphaTest=this.alphaTest),!0===this.alphaHash&&(n.alphaHash=!0),!0===this.alphaToCoverage&&(n.alphaToCoverage=!0),!0===this.premultipliedAlpha&&(n.premultipliedAlpha=!0),!0===this.forceSinglePass&&(n.forceSinglePass=!0),!0===this.wireframe&&(n.wireframe=!0),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(n.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(n.wireframeLinejoin=this.wireframeLinejoin),!0===this.flatShading&&(n.flatShading=!0),!1===this.visible&&(n.visible=!1),!1===this.toneMapped&&(n.toneMapped=!1),!1===this.fog&&(n.fog=!1),Object.keys(this.userData).length>0&&(n.userData=this.userData),e){const e=i(t.textures),r=i(t.images);e.length>0&&(n.textures=e),r.length>0&&(n.images=r)}return n}clone(){return(new this.constructor).copy(this)}copy(t){this.name=t.name,this.blending=t.blending,this.side=t.side,this.vertexColors=t.vertexColors,this.opacity=t.opacity,this.transparent=t.transparent,this.blendSrc=t.blendSrc,this.blendDst=t.blendDst,this.blendEquation=t.blendEquation,this.blendSrcAlpha=t.blendSrcAlpha,this.blendDstAlpha=t.blendDstAlpha,this.blendEquationAlpha=t.blendEquationAlpha,this.blendColor.copy(t.blendColor),this.blendAlpha=t.blendAlpha,this.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.stencilWriteMask=t.stencilWriteMask,this.stencilFunc=t.stencilFunc,this.stencilRef=t.stencilRef,this.stencilFuncMask=t.stencilFuncMask,this.stencilFail=t.stencilFail,this.stencilZFail=t.stencilZFail,this.stencilZPass=t.stencilZPass,this.stencilWrite=t.stencilWrite;const e=t.clippingPlanes;let n=null;if(null!==e){const t=e.length;n=new Array(t);for(let i=0;i!==t;++i)n[i]=e[i].clone()}return this.clippingPlanes=n,this.clipIntersection=t.clipIntersection,this.clipShadows=t.clipShadows,this.shadowSide=t.shadowSide,this.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.dithering=t.dithering,this.alphaTest=t.alphaTest,this.alphaHash=t.alphaHash,this.alphaToCoverage=t.alphaToCoverage,this.premultipliedAlpha=t.premultipliedAlpha,this.forceSinglePass=t.forceSinglePass,this.visible=t.visible,this.toneMapped=t.toneMapped,this.userData=JSON.parse(JSON.stringify(t.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(t){!0===t&&this.version++}}class Mi extends xi{constructor(t){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new gi(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new In,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.fog=t.fog,this}}const Si=new Se,yi=new xe;let Ei=0;class Ti{constructor(t,e,n=!1){if(Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,Object.defineProperty(this,"id",{value:Ei++}),this.name="",this.array=t,this.itemSize=e,this.count=void 0!==t?t.length/e:0,this.normalized=n,this.usage=ae,this.updateRanges=[],this.gpuType=nt,this.version=0}onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}copy(t){return this.name=t.name,this.array=new t.array.constructor(t.array),this.itemSize=t.itemSize,this.count=t.count,this.normalized=t.normalized,this.usage=t.usage,this.gpuType=t.gpuType,this}copyAt(t,e,n){t*=this.itemSize,n*=e.itemSize;for(let i=0,r=this.itemSize;ie.count&&console.warn("THREE.BufferGeometry: Buffer size too small for points data. Use .dispose() and create a new geometry."),e.needsUpdate=!0}return this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new Ze);const t=this.attributes.position,e=this.morphAttributes.position;if(t&&t.isGLBufferAttribute)return console.error("THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),void this.boundingBox.set(new Se(-1/0,-1/0,-1/0),new Se(1/0,1/0,1/0));if(void 0!==t){if(this.boundingBox.setFromBufferAttribute(t),e)for(let n=0,i=e.length;n0&&(t.userData=this.userData),void 0!==this.parameters){const e=this.parameters;for(const n in e)void 0!==e[n]&&(t[n]=e[n]);return t}t.data={attributes:{}};const e=this.index;null!==e&&(t.data.index={type:e.array.constructor.name,array:Array.prototype.slice.call(e.array)});const n=this.attributes;for(const o in n){const e=n[o];t.data.attributes[o]=e.toJSON(t.data)}const i={};let r=!1;for(const o in this.morphAttributes){const e=this.morphAttributes[o],n=[];for(let i=0,r=e.length;i0&&(i[o]=n,r=!0)}r&&(t.data.morphAttributes=i,t.data.morphTargetsRelative=this.morphTargetsRelative);const a=this.groups;a.length>0&&(t.data.groups=JSON.parse(JSON.stringify(a)));const s=this.boundingSphere;return null!==s&&(t.data.boundingSphere=s.toJSON()),t}clone(){return(new this.constructor).copy(this)}copy(t){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const e={};this.name=t.name;const n=t.index;null!==n&&this.setIndex(n.clone());const i=t.attributes;for(const l in i){const t=i[l];this.setAttribute(l,t.clone(e))}const r=t.morphAttributes;for(const l in r){const t=[],n=r[l];for(let i=0,r=n.length;i0){const n=t[e[0]];if(void 0!==n){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=n.length;t(t.far-t.near)**2)return}Oi.copy(r).invert(),Fi.copy(t.ray).applyMatrix4(Oi),null!==n.boundingBox&&!1===Fi.intersectsBox(n.boundingBox)||this._computeIntersections(t,e,Fi)}}_computeIntersections(t,e,n){let i;const r=this.geometry,a=this.material,s=r.index,o=r.attributes.position,l=r.attributes.uv,c=r.attributes.uv1,h=r.attributes.normal,u=r.groups,d=r.drawRange;if(null!==s)if(Array.isArray(a))for(let p=0,f=u.length;pn.far?null:{distance:c,point:ji.clone(),object:t}}(t,e,n,i,Hi,Vi,Gi,Xi);if(h){const t=new Se;ui.getBarycoord(Xi,Hi,Vi,Gi,t),r&&(h.uv=ui.getInterpolatedAttribute(r,o,l,c,t,new xe)),a&&(h.uv1=ui.getInterpolatedAttribute(a,o,l,c,t,new xe)),s&&(h.normal=ui.getInterpolatedAttribute(s,o,l,c,t,new Se),h.normal.dot(i.direction)>0&&h.normal.multiplyScalar(-1));const e={a:o,b:l,c:c,normal:new Se,materialIndex:0};ui.getNormal(Hi,Vi,Gi,e.normal),h.face=e,h.barycoord=t}return h}class Ki extends Ni{constructor(t=1,e=1,n=1,i=1,r=1,a=1){super(),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:n,widthSegments:i,heightSegments:r,depthSegments:a};const s=this;i=Math.floor(i),r=Math.floor(r),a=Math.floor(a);const o=[],l=[],c=[],h=[];let u=0,d=0;function p(t,e,n,i,r,a,p,f,m,g,_){const v=a/m,x=p/g,M=a/2,S=p/2,y=f/2,E=m+1,T=g+1;let b=0,w=0;const A=new Se;for(let s=0;s0?1:-1,c.push(A.x,A.y,A.z),h.push(o/m),h.push(1-s/g),b+=1}}for(let s=0;s0&&(e.defines=this.defines),e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader,e.lights=this.lights,e.clipping=this.clipping;const n={};for(const i in this.extensions)!0===this.extensions[i]&&(n[i]=!0);return Object.keys(n).length>0&&(e.extensions=n),e}}class er extends Jn{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new Tn,this.projectionMatrix=new Tn,this.projectionMatrixInverse=new Tn,this.coordinateSystem=oe,this._reversedDepth=!1}get reversedDepth(){return this._reversedDepth}copy(t,e){return super.copy(t,e),this.matrixWorldInverse.copy(t.matrixWorldInverse),this.projectionMatrix.copy(t.projectionMatrix),this.projectionMatrixInverse.copy(t.projectionMatrixInverse),this.coordinateSystem=t.coordinateSystem,this}getWorldDirection(t){return super.getWorldDirection(t).negate()}updateMatrixWorld(t){super.updateMatrixWorld(t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(t,e){super.updateWorldMatrix(t,e),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return(new this.constructor).copy(this)}}const nr=new Se,ir=new xe,rr=new xe;class ar extends er{constructor(t=50,e=1,n=.1,i=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=t,this.zoom=1,this.near=n,this.far=i,this.focus=10,this.aspect=e,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(t,e){return super.copy(t,e),this.fov=t.fov,this.zoom=t.zoom,this.near=t.near,this.far=t.far,this.focus=t.focus,this.aspect=t.aspect,this.view=null===t.view?null:Object.assign({},t.view),this.filmGauge=t.filmGauge,this.filmOffset=t.filmOffset,this}setFocalLength(t){const e=.5*this.getFilmHeight()/t;this.fov=2*de*Math.atan(e),this.updateProjectionMatrix()}getFocalLength(){const t=Math.tan(.5*ue*this.fov);return.5*this.getFilmHeight()/t}getEffectiveFOV(){return 2*de*Math.atan(Math.tan(.5*ue*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}getViewBounds(t,e,n){nr.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),e.set(nr.x,nr.y).multiplyScalar(-t/nr.z),nr.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),n.set(nr.x,nr.y).multiplyScalar(-t/nr.z)}getViewSize(t,e){return this.getViewBounds(t,ir,rr),e.subVectors(rr,ir)}setViewOffset(t,e,n,i,r,a){this.aspect=t/e,null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=t,this.view.fullHeight=e,this.view.offsetX=n,this.view.offsetY=i,this.view.width=r,this.view.height=a,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const t=this.near;let e=t*Math.tan(.5*ue*this.fov)/this.zoom,n=2*e,i=this.aspect*n,r=-.5*i;const a=this.view;if(null!==this.view&&this.view.enabled){const t=a.fullWidth,s=a.fullHeight;r+=a.offsetX*i/t,e-=a.offsetY*n/s,i*=a.width/t,n*=a.height/s}const s=this.filmOffset;0!==s&&(r+=t*s/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+i,e,e-n,t,this.far,this.coordinateSystem,this.reversedDepth),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(t){const e=super.toJSON(t);return e.object.fov=this.fov,e.object.zoom=this.zoom,e.object.near=this.near,e.object.far=this.far,e.object.focus=this.focus,e.object.aspect=this.aspect,null!==this.view&&(e.object.view=Object.assign({},this.view)),e.object.filmGauge=this.filmGauge,e.object.filmOffset=this.filmOffset,e}}const sr=-90;class or extends Jn{constructor(t,e,n){super(),this.type="CubeCamera",this.renderTarget=n,this.coordinateSystem=null,this.activeMipmapLevel=0;const i=new ar(sr,1,t,e);i.layers=this.layers,this.add(i);const r=new ar(sr,1,t,e);r.layers=this.layers,this.add(r);const a=new ar(sr,1,t,e);a.layers=this.layers,this.add(a);const s=new ar(sr,1,t,e);s.layers=this.layers,this.add(s);const o=new ar(sr,1,t,e);o.layers=this.layers,this.add(o);const l=new ar(sr,1,t,e);l.layers=this.layers,this.add(l)}updateCoordinateSystem(){const t=this.coordinateSystem,e=this.children.concat(),[n,i,r,a,s,o]=e;for(const l of e)this.remove(l);if(t===oe)n.up.set(0,1,0),n.lookAt(1,0,0),i.up.set(0,1,0),i.lookAt(-1,0,0),r.up.set(0,0,-1),r.lookAt(0,1,0),a.up.set(0,0,1),a.lookAt(0,-1,0),s.up.set(0,1,0),s.lookAt(0,0,1),o.up.set(0,1,0),o.lookAt(0,0,-1);else{if(t!==le)throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+t);n.up.set(0,-1,0),n.lookAt(-1,0,0),i.up.set(0,-1,0),i.lookAt(1,0,0),r.up.set(0,0,1),r.lookAt(0,1,0),a.up.set(0,0,-1),a.lookAt(0,-1,0),s.up.set(0,-1,0),s.lookAt(0,0,1),o.up.set(0,-1,0),o.lookAt(0,0,-1)}for(const l of e)this.add(l),l.updateMatrixWorld()}update(t,e){null===this.parent&&this.updateMatrixWorld();const{renderTarget:n,activeMipmapLevel:i}=this;this.coordinateSystem!==t.coordinateSystem&&(this.coordinateSystem=t.coordinateSystem,this.updateCoordinateSystem());const[r,a,s,o,l,c]=this.children,h=t.getRenderTarget(),u=t.getActiveCubeFace(),d=t.getActiveMipmapLevel(),p=t.xr.enabled;t.xr.enabled=!1;const f=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,t.setRenderTarget(n,0,i),t.render(e,r),t.setRenderTarget(n,1,i),t.render(e,a),t.setRenderTarget(n,2,i),t.render(e,s),t.setRenderTarget(n,3,i),t.render(e,o),t.setRenderTarget(n,4,i),t.render(e,l),n.texture.generateMipmaps=f,t.setRenderTarget(n,5,i),t.render(e,c),t.setRenderTarget(h,u,d),t.xr.enabled=p,n.texture.needsPMREMUpdate=!0}}class lr extends We{constructor(t=[],e=301,n,i,r,a,s,o,l,c){super(t,e,n,i,r,a,s,o,l,c),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(t){this.image=t}}class cr extends Ye{constructor(t=1,e={}){super(t,t,e),this.isWebGLCubeRenderTarget=!0;const n={width:t,height:t,depth:1},i=[n,n,n,n,n,n];this.texture=new lr(i),this._setTextureOptions(e),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(t,e){this.texture.type=e.type,this.texture.colorSpace=e.colorSpace,this.texture.generateMipmaps=e.generateMipmaps,this.texture.minFilter=e.minFilter,this.texture.magFilter=e.magFilter;const n={uniforms:{tEquirect:{value:null}},vertexShader:"\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t\t#include \n\t\t\t\t\t#include \n\n\t\t\t\t}\n\t\t\t",fragmentShader:"\n\n\t\t\t\tuniform sampler2D tEquirect;\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\t#include \n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\t\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\n\t\t\t\t}\n\t\t\t"},i=new Ki(5,5,5),r=new tr({name:"CubemapFromEquirect",uniforms:Zi(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:1,blending:0});r.uniforms.tEquirect.value=e;const a=new Yi(i,r),s=e.minFilter;e.minFilter===K&&(e.minFilter=Y);return new or(1,10,this).update(t,a),e.minFilter=s,a.geometry.dispose(),a.material.dispose(),this}clear(t,e=!0,n=!0,i=!0){const r=t.getRenderTarget();for(let a=0;a<6;a++)t.setRenderTarget(this,a),t.clear(e,n,i);t.setRenderTarget(r)}}class hr extends Jn{constructor(){super(),this.isGroup=!0,this.type="Group"}}const ur={type:"move"};class dr{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return null===this._hand&&(this._hand=new hr,this._hand.matrixAutoUpdate=!1,this._hand.visible=!1,this._hand.joints={},this._hand.inputState={pinching:!1}),this._hand}getTargetRaySpace(){return null===this._targetRay&&(this._targetRay=new hr,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new Se,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new Se),this._targetRay}getGripSpace(){return null===this._grip&&(this._grip=new hr,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new Se,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new Se),this._grip}dispatchEvent(t){return null!==this._targetRay&&this._targetRay.dispatchEvent(t),null!==this._grip&&this._grip.dispatchEvent(t),null!==this._hand&&this._hand.dispatchEvent(t),this}connect(t){if(t&&t.hand){const e=this._hand;if(e)for(const n of t.hand.values())this._getHandJoint(e,n)}return this.dispatchEvent({type:"connected",data:t}),this}disconnect(t){return this.dispatchEvent({type:"disconnected",data:t}),null!==this._targetRay&&(this._targetRay.visible=!1),null!==this._grip&&(this._grip.visible=!1),null!==this._hand&&(this._hand.visible=!1),this}update(t,e,n){let i=null,r=null,a=null;const s=this._targetRay,o=this._grip,l=this._hand;if(t&&"visible-blurred"!==e.session.visibilityState){if(l&&t.hand){a=!0;for(const a of t.hand.values()){const t=e.getJointPose(a,n),i=this._getHandJoint(l,a);null!==t&&(i.matrix.fromArray(t.transform.matrix),i.matrix.decompose(i.position,i.rotation,i.scale),i.matrixWorldNeedsUpdate=!0,i.jointRadius=t.radius),i.visible=null!==t}const i=l.joints["index-finger-tip"],r=l.joints["thumb-tip"],s=i.position.distanceTo(r.position),o=.02,c=.005;l.inputState.pinching&&s>o+c?(l.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:t.handedness,target:this})):!l.inputState.pinching&&s<=o-c&&(l.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:t.handedness,target:this}))}else null!==o&&t.gripSpace&&(r=e.getPose(t.gripSpace,n),null!==r&&(o.matrix.fromArray(r.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),o.matrixWorldNeedsUpdate=!0,r.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(r.linearVelocity)):o.hasLinearVelocity=!1,r.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(r.angularVelocity)):o.hasAngularVelocity=!1));null!==s&&(i=e.getPose(t.targetRaySpace,n),null===i&&null!==r&&(i=r),null!==i&&(s.matrix.fromArray(i.transform.matrix),s.matrix.decompose(s.position,s.rotation,s.scale),s.matrixWorldNeedsUpdate=!0,i.linearVelocity?(s.hasLinearVelocity=!0,s.linearVelocity.copy(i.linearVelocity)):s.hasLinearVelocity=!1,i.angularVelocity?(s.hasAngularVelocity=!0,s.angularVelocity.copy(i.angularVelocity)):s.hasAngularVelocity=!1,this.dispatchEvent(ur)))}return null!==s&&(s.visible=null!==i),null!==o&&(o.visible=null!==r),null!==l&&(l.visible=null!==a),this}_getHandJoint(t,e){if(void 0===t.joints[e.jointName]){const n=new hr;n.matrixAutoUpdate=!1,n.visible=!1,t.joints[e.jointName]=n,t.add(n)}return t.joints[e.jointName]}}class pr extends Jn{constructor(){super(),this.isScene=!0,this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.backgroundBlurriness=0,this.backgroundIntensity=1,this.backgroundRotation=new In,this.environmentIntensity=1,this.environmentRotation=new In,this.overrideMaterial=null,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(t,e){return super.copy(t,e),null!==t.background&&(this.background=t.background.clone()),null!==t.environment&&(this.environment=t.environment.clone()),null!==t.fog&&(this.fog=t.fog.clone()),this.backgroundBlurriness=t.backgroundBlurriness,this.backgroundIntensity=t.backgroundIntensity,this.backgroundRotation.copy(t.backgroundRotation),this.environmentIntensity=t.environmentIntensity,this.environmentRotation.copy(t.environmentRotation),null!==t.overrideMaterial&&(this.overrideMaterial=t.overrideMaterial.clone()),this.matrixAutoUpdate=t.matrixAutoUpdate,this}toJSON(t){const e=super.toJSON(t);return null!==this.fog&&(e.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(e.object.backgroundBlurriness=this.backgroundBlurriness),1!==this.backgroundIntensity&&(e.object.backgroundIntensity=this.backgroundIntensity),e.object.backgroundRotation=this.backgroundRotation.toArray(),1!==this.environmentIntensity&&(e.object.environmentIntensity=this.environmentIntensity),e.object.environmentRotation=this.environmentRotation.toArray(),e}}class fr{constructor(t,e){this.isInterleavedBuffer=!0,this.array=t,this.stride=e,this.count=void 0!==t?t.length/e:0,this.usage=ae,this.updateRanges=[],this.version=0,this.uuid=pe()}onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}copy(t){return this.array=new t.array.constructor(t.array),this.count=t.count,this.stride=t.stride,this.usage=t.usage,this}copyAt(t,e,n){t*=this.stride,n*=e.stride;for(let i=0,r=this.stride;it.far||e.push({distance:o,point:xr.clone(),uv:ui.getInterpolation(xr,br,wr,Ar,Rr,Cr,Pr,new xe),face:null,object:this})}copy(t,e){return super.copy(t,e),void 0!==t.center&&this.center.copy(t.center),this.material=t.material,this}}function Lr(t,e,n,i,r,a){yr.subVectors(t,n).addScalar(.5).multiply(i),void 0!==r?(Er.x=a*yr.x-r*yr.y,Er.y=r*yr.x+a*yr.y):Er.copy(yr),t.copy(e),t.x+=Er.x,t.y+=Er.y,t.applyMatrix4(Tr)}const Ur=new Se,Ir=new Se,Nr=new Te;class Or{constructor(t=new Se(1,0,0),e=0){this.isPlane=!0,this.normal=t,this.constant=e}set(t,e){return this.normal.copy(t),this.constant=e,this}setComponents(t,e,n,i){return this.normal.set(t,e,n),this.constant=i,this}setFromNormalAndCoplanarPoint(t,e){return this.normal.copy(t),this.constant=-e.dot(this.normal),this}setFromCoplanarPoints(t,e,n){const i=Ur.subVectors(n,e).cross(Ir.subVectors(t,e)).normalize();return this.setFromNormalAndCoplanarPoint(i,t),this}copy(t){return this.normal.copy(t.normal),this.constant=t.constant,this}normalize(){const t=1/this.normal.length();return this.normal.multiplyScalar(t),this.constant*=t,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(t){return this.normal.dot(t)+this.constant}distanceToSphere(t){return this.distanceToPoint(t.center)-t.radius}projectPoint(t,e){return e.copy(t).addScaledVector(this.normal,-this.distanceToPoint(t))}intersectLine(t,e){const n=t.delta(Ur),i=this.normal.dot(n);if(0===i)return 0===this.distanceToPoint(t.start)?e.copy(t.start):null;const r=-(t.start.dot(this.normal)+this.constant)/i;return r<0||r>1?null:e.copy(t.start).addScaledVector(n,r)}intersectsLine(t){const e=this.distanceToPoint(t.start),n=this.distanceToPoint(t.end);return e<0&&n>0||n<0&&e>0}intersectsBox(t){return t.intersectsPlane(this)}intersectsSphere(t){return t.intersectsPlane(this)}coplanarPoint(t){return t.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(t,e){const n=e||Nr.getNormalMatrix(t),i=this.coplanarPoint(Ur).applyMatrix4(t),r=this.normal.applyMatrix3(n).normalize();return this.constant=-i.dot(r),this}translate(t){return this.constant-=t.dot(this.normal),this}equals(t){return t.normal.equals(this.normal)&&t.constant===this.constant}clone(){return(new this.constructor).copy(this)}}const Fr=new mn,Br=new xe(.5,.5),zr=new Se;class Hr{constructor(t=new Or,e=new Or,n=new Or,i=new Or,r=new Or,a=new Or){this.planes=[t,e,n,i,r,a]}set(t,e,n,i,r,a){const s=this.planes;return s[0].copy(t),s[1].copy(e),s[2].copy(n),s[3].copy(i),s[4].copy(r),s[5].copy(a),this}copy(t){const e=this.planes;for(let n=0;n<6;n++)e[n].copy(t.planes[n]);return this}setFromProjectionMatrix(t,e=2e3,n=!1){const i=this.planes,r=t.elements,a=r[0],s=r[1],o=r[2],l=r[3],c=r[4],h=r[5],u=r[6],d=r[7],p=r[8],f=r[9],m=r[10],g=r[11],_=r[12],v=r[13],x=r[14],M=r[15];if(i[0].setComponents(l-a,d-c,g-p,M-_).normalize(),i[1].setComponents(l+a,d+c,g+p,M+_).normalize(),i[2].setComponents(l+s,d+h,g+f,M+v).normalize(),i[3].setComponents(l-s,d-h,g-f,M-v).normalize(),n)i[4].setComponents(o,u,m,x).normalize(),i[5].setComponents(l-o,d-u,g-m,M-x).normalize();else if(i[4].setComponents(l-o,d-u,g-m,M-x).normalize(),e===oe)i[5].setComponents(l+o,d+u,g+m,M+x).normalize();else{if(e!==le)throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+e);i[5].setComponents(o,u,m,x).normalize()}return this}intersectsObject(t){if(void 0!==t.boundingSphere)null===t.boundingSphere&&t.computeBoundingSphere(),Fr.copy(t.boundingSphere).applyMatrix4(t.matrixWorld);else{const e=t.geometry;null===e.boundingSphere&&e.computeBoundingSphere(),Fr.copy(e.boundingSphere).applyMatrix4(t.matrixWorld)}return this.intersectsSphere(Fr)}intersectsSprite(t){Fr.center.set(0,0,0);const e=Br.distanceTo(t.center);return Fr.radius=.7071067811865476+e,Fr.applyMatrix4(t.matrixWorld),this.intersectsSphere(Fr)}intersectsSphere(t){const e=this.planes,n=t.center,i=-t.radius;for(let r=0;r<6;r++){if(e[r].distanceToPoint(n)0?t.max.x:t.min.x,zr.y=i.normal.y>0?t.max.y:t.min.y,zr.z=i.normal.z>0?t.max.z:t.min.z,i.distanceToPoint(zr)<0)return!1}return!0}containsPoint(t){const e=this.planes;for(let n=0;n<6;n++)if(e[n].distanceToPoint(t)<0)return!1;return!0}clone(){return(new this.constructor).copy(this)}}class Vr extends xi{constructor(t){super(),this.isLineBasicMaterial=!0,this.type="LineBasicMaterial",this.color=new gi(16777215),this.map=null,this.linewidth=1,this.linecap="round",this.linejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.linewidth=t.linewidth,this.linecap=t.linecap,this.linejoin=t.linejoin,this.fog=t.fog,this}}const Gr=new Se,kr=new Se,Wr=new Tn,Xr=new En,jr=new mn,Yr=new Se,qr=new Se;class Kr extends Jn{constructor(t=new Ni,e=new Vr){super(),this.isLine=!0,this.type="Line",this.geometry=t,this.material=e,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.updateMorphTargets()}copy(t,e){return super.copy(t,e),this.material=Array.isArray(t.material)?t.material.slice():t.material,this.geometry=t.geometry,this}computeLineDistances(){const t=this.geometry;if(null===t.index){const e=t.attributes.position,n=[0];for(let t=1,i=e.count;t0){const n=t[e[0]];if(void 0!==n){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=n.length;ti)return;Yr.applyMatrix4(t.matrixWorld);const l=e.ray.origin.distanceTo(Yr);return le.far?void 0:{distance:l,point:qr.clone().applyMatrix4(t.matrixWorld),index:s,face:null,faceIndex:null,barycoord:null,object:t}}class Jr extends We{constructor(t,e,n=1014,i,r,a,s=1003,o=1003,l,c=1026,h=1){if(c!==ct&&c!==ht)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");super({width:t,height:e,depth:h},i,r,a,s,o,c,n,l),this.isDepthTexture=!0,this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(t){return super.copy(t),this.source=new He(Object.assign({},t.image)),this.compareFunction=t.compareFunction,this}toJSON(t){const e=super.toJSON(t);return null!==this.compareFunction&&(e.compareFunction=this.compareFunction),e}}class $r extends Ni{constructor(t=1,e=1,n=1,i=32,r=1,a=!1,s=0,o=2*Math.PI){super(),this.type="CylinderGeometry",this.parameters={radiusTop:t,radiusBottom:e,height:n,radialSegments:i,heightSegments:r,openEnded:a,thetaStart:s,thetaLength:o};const l=this;i=Math.floor(i),r=Math.floor(r);const c=[],h=[],u=[],d=[];let p=0;const f=[],m=n/2;let g=0;function _(n){const r=p,a=new xe,f=new Se;let _=0;const v=!0===n?t:e,x=!0===n?1:-1;for(let t=1;t<=i;t++)h.push(0,m*x,0),u.push(0,x,0),d.push(.5,.5),p++;const M=p;for(let t=0;t<=i;t++){const e=t/i*o+s,n=Math.cos(e),r=Math.sin(e);f.x=v*r,f.y=m*x,f.z=v*n,h.push(f.x,f.y,f.z),u.push(0,x,0),a.x=.5*n+.5,a.y=.5*r*x+.5,d.push(a.x,a.y),p++}for(let t=0;t0||0!==i)&&(c.push(a,s,l),v+=3),(e>0||i!==r-1)&&(c.push(s,o,l),v+=3)}l.addGroup(g,v,0),g+=v}(),!1===a&&(t>0&&_(!0),e>0&&_(!1)),this.setIndex(c),this.setAttribute("position",new Ai(h,3)),this.setAttribute("normal",new Ai(u,3)),this.setAttribute("uv",new Ai(d,2))}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new $r(t.radiusTop,t.radiusBottom,t.height,t.radialSegments,t.heightSegments,t.openEnded,t.thetaStart,t.thetaLength)}}class Qr extends Ni{constructor(t=1,e=1,n=1,i=1){super(),this.type="PlaneGeometry",this.parameters={width:t,height:e,widthSegments:n,heightSegments:i};const r=t/2,a=e/2,s=Math.floor(n),o=Math.floor(i),l=s+1,c=o+1,h=t/s,u=e/o,d=[],p=[],f=[],m=[];for(let g=0;g0)&&d.push(e,i,s),(g!==n-1||ot.start-e.start));let e=0;for(let t=1;t 0\n\tvec4 plane;\n\t#ifdef ALPHA_TO_COVERAGE\n\t\tfloat distanceToPlane, distanceGradient;\n\t\tfloat clipOpacity = 1.0;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\tclipOpacity *= smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\tif ( clipOpacity == 0.0 ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tfloat unionClipOpacity = 1.0;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\t\tunionClipOpacity *= 1.0 - smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tclipOpacity *= 1.0 - unionClipOpacity;\n\t\t#endif\n\t\tdiffuseColor.a *= clipOpacity;\n\t\tif ( diffuseColor.a == 0.0 ) discard;\n\t#else\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tbool clipped = true;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tif ( clipped ) discard;\n\t\t#endif\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#elif defined( USE_COLOR )\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR )\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvarying vec3 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvColor = vec4( 1.0 );\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvColor = vec3( 1.0 );\n#endif\n#ifdef USE_COLOR\n\tvColor *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.xyz *= instanceColor.xyz;\n#endif\n#ifdef USE_BATCHING_COLOR\n\tvec3 batchingColor = getBatchingColor( getIndirectIndex( gl_DrawID ) );\n\tvColor.xyz *= batchingColor.xyz;\n#endif",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement( a ) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nvec3 pow2( const in vec3 x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }\nfloat average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract( sin( sn ) * c );\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\n#ifdef USE_ALPHAHASH\n\tvarying vec3 vPosition;\n#endif\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nmat3 transposeMat3( const in mat3 m ) {\n\tmat3 tmp;\n\ttmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\n\ttmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\n\ttmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\n\treturn tmp;\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}\nvec3 BRDF_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n}\nfloat F_Schlick( const in float f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n} // validated",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\thighp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tuv.x += filterInt * 3.0 * cubeUV_minTileSize;\n\t\tuv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );\n\t\tuv.x *= CUBEUV_TEXEL_WIDTH;\n\t\tuv.y *= CUBEUV_TEXEL_HEIGHT;\n\t\t#ifdef texture2DGradEXT\n\t\t\treturn texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;\n\t\t#else\n\t\t\treturn texture2D( envMap, uv ).rgb;\n\t\t#endif\n\t}\n\t#define cubeUV_r0 1.0\n\t#define cubeUV_m0 - 2.0\n\t#define cubeUV_r1 0.8\n\t#define cubeUV_m1 - 1.0\n\t#define cubeUV_r4 0.4\n\t#define cubeUV_m4 2.0\n\t#define cubeUV_r5 0.305\n\t#define cubeUV_m5 3.0\n\t#define cubeUV_r6 0.21\n\t#define cubeUV_m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= cubeUV_r1 ) {\n\t\t\tmip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;\n\t\t} else if ( roughness >= cubeUV_r4 ) {\n\t\t\tmip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;\n\t\t} else if ( roughness >= cubeUV_r5 ) {\n\t\t\tmip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;\n\t\t} else if ( roughness >= cubeUV_r6 ) {\n\t\t\tmip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = objectTangent;\n#endif\n#ifdef USE_BATCHING\n\tmat3 bm = mat3( batchingMatrix );\n\ttransformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) );\n\ttransformedNormal = bm * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = bm * transformedTangent;\n\t#endif\n#endif\n#ifdef USE_INSTANCING\n\tmat3 im = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) );\n\ttransformedNormal = im * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = im * transformedTangent;\n\t#endif\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\ttransformedTangent = ( modelViewMatrix * vec4( transformedTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE_EMISSIVE\n\t\temissiveColor = sRGBTransferEOTF( emissiveColor );\n\t#endif\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",colorspace_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",colorspace_pars_fragment:"vec4 LinearTransferOETF( in vec4 value ) {\n\treturn value;\n}\nvec4 sRGBTransferEOTF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 sRGBTransferOETF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, envMapRotation * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\tuniform mat3 envMapRotation;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\t\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#ifdef USE_ENVMAP\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * worldNormal, 1.0 );\n\t\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\tvec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 reflectVec = reflect( - viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * reflectVec, roughness );\n\t\t\treturn envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\t#ifdef USE_ANISOTROPY\n\t\tvec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {\n\t\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\t\tvec3 bentNormal = cross( bitangent, viewDir );\n\t\t\t\tbentNormal = normalize( cross( bentNormal, bitangent ) );\n\t\t\t\tbentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );\n\t\t\t\treturn getIBLRadiance( viewDir, bentNormal, roughness );\n\t\t\t#else\n\t\t\t\treturn vec3( 0.0 );\n\t\t\t#endif\n\t\t}\n\t#endif\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tvFogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float vFogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, vFogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float vFogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn vec3( texture2D( gradientMap, coord ).r );\n\t#else\n\t\tvec2 fw = fwidth( coord ) * 0.5;\n\t\treturn mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );\n\t#endif\n}",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_fragment:"LambertMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularStrength = specularStrength;",lights_lambert_pars_fragment:"varying vec3 vViewPosition;\nstruct LambertMaterial {\n\tvec3 diffuseColor;\n\tfloat specularStrength;\n};\nvoid RE_Direct_Lambert( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Lambert\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Lambert",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\n#if defined( USE_LIGHT_PROBES )\n\tuniform vec3 lightProbe[ 9 ];\n#endif\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {\n\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\treturn irradiance;\n}\nfloat getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\tif ( cutoffDistance > 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n}\nfloat getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {\n\treturn smoothstep( coneCosine, penumbraCosine, angleCosine );\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalLightInfo( const in DirectionalLight directionalLight, out IncidentLight light ) {\n\t\tlight.color = directionalLight.color;\n\t\tlight.direction = directionalLight.direction;\n\t\tlight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointLightInfo( const in PointLight pointLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tlight.color = pointLight.color;\n\t\tlight.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );\n\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotLightInfo( const in SpotLight spotLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat angleCos = dot( light.direction, spotLight.direction );\n\t\tfloat spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\tif ( spotAttenuation > 0.0 ) {\n\t\t\tfloat lightDistance = length( lVector );\n\t\t\tlight.color = spotLight.color * spotAttenuation;\n\t\t\tlight.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t\t} else {\n\t\t\tlight.color = vec3( 0.0 );\n\t\t\tlight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {\n\t\tfloat dotNL = dot( normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\treturn irradiance;\n\t}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nvec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;\nmaterial.roughness = min( material.roughness, 1.0 );\n#ifdef IOR\n\tmaterial.ior = ior;\n\t#ifdef USE_SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularColorFactor = specularColor;\n\t\t#ifdef USE_SPECULAR_COLORMAP\n\t\t\tspecularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;\n\t\t#endif\n\t\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;\n\t\t#endif\n\t\tmaterial.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );\n\t#else\n\t\tfloat specularIntensityFactor = 1.0;\n\t\tvec3 specularColorFactor = vec3( 1.0 );\n\t\tmaterial.specularF90 = 1.0;\n\t#endif\n\tmaterial.specularColor = mix( min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor, diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( 0.04 ), diffuseColor.rgb, metalnessFactor );\n\tmaterial.specularF90 = 1.0;\n#endif\n#ifdef USE_CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\tmaterial.clearcoatF0 = vec3( 0.04 );\n\tmaterial.clearcoatF90 = 1.0;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_DISPERSION\n\tmaterial.dispersion = dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tmaterial.iridescence = iridescence;\n\tmaterial.iridescenceIOR = iridescenceIOR;\n\t#ifdef USE_IRIDESCENCEMAP\n\t\tmaterial.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;\n\t#endif\n\t#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\t\tmaterial.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;\n\t#else\n\t\tmaterial.iridescenceThickness = iridescenceThicknessMaximum;\n\t#endif\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheenColor;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tmaterial.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;\n\t#endif\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 );\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tmaterial.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\t#ifdef USE_ANISOTROPYMAP\n\t\tmat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );\n\t\tvec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;\n\t\tvec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;\n\t#else\n\t\tvec2 anisotropyV = anisotropyVector;\n\t#endif\n\tmaterial.anisotropy = length( anisotropyV );\n\tif( material.anisotropy == 0.0 ) {\n\t\tanisotropyV = vec2( 1.0, 0.0 );\n\t} else {\n\t\tanisotropyV /= material.anisotropy;\n\t\tmaterial.anisotropy = saturate( material.anisotropy );\n\t}\n\tmaterial.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );\n\tmaterial.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y;\n\tmaterial.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y;\n#endif",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tfloat roughness;\n\tvec3 specularColor;\n\tfloat specularF90;\n\tfloat dispersion;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat clearcoat;\n\t\tfloat clearcoatRoughness;\n\t\tvec3 clearcoatF0;\n\t\tfloat clearcoatF90;\n\t#endif\n\t#ifdef USE_IRIDESCENCE\n\t\tfloat iridescence;\n\t\tfloat iridescenceIOR;\n\t\tfloat iridescenceThickness;\n\t\tvec3 iridescenceFresnel;\n\t\tvec3 iridescenceF0;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tvec3 sheenColor;\n\t\tfloat sheenRoughness;\n\t#endif\n\t#ifdef IOR\n\t\tfloat ior;\n\t#endif\n\t#ifdef USE_TRANSMISSION\n\t\tfloat transmission;\n\t\tfloat transmissionAlpha;\n\t\tfloat thickness;\n\t\tfloat attenuationDistance;\n\t\tvec3 attenuationColor;\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat anisotropy;\n\t\tfloat alphaT;\n\t\tvec3 anisotropyT;\n\t\tvec3 anisotropyB;\n\t#endif\n};\nvec3 clearcoatSpecularDirect = vec3( 0.0 );\nvec3 clearcoatSpecularIndirect = vec3( 0.0 );\nvec3 sheenSpecularDirect = vec3( 0.0 );\nvec3 sheenSpecularIndirect = vec3(0.0 );\nvec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {\n float x = clamp( 1.0 - dotVH, 0.0, 1.0 );\n float x2 = x * x;\n float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );\n return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );\n}\nfloat V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\n#ifdef USE_ANISOTROPY\n\tfloat V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {\n\t\tfloat gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );\n\t\tfloat gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );\n\t\tfloat v = 0.5 / ( gv + gl );\n\t\treturn saturate(v);\n\t}\n\tfloat D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {\n\t\tfloat a2 = alphaT * alphaB;\n\t\thighp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );\n\t\thighp float v2 = dot( v, v );\n\t\tfloat w2 = a2 / v2;\n\t\treturn RECIPROCAL_PI * a2 * pow2 ( w2 );\n\t}\n#endif\n#ifdef USE_CLEARCOAT\n\tvec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {\n\t\tvec3 f0 = material.clearcoatF0;\n\t\tfloat f90 = material.clearcoatF90;\n\t\tfloat roughness = material.clearcoatRoughness;\n\t\tfloat alpha = pow2( roughness );\n\t\tvec3 halfDir = normalize( lightDir + viewDir );\n\t\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\t\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\t\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\t\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\t\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t\treturn F * ( V * D );\n\t}\n#endif\nvec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 f0 = material.specularColor;\n\tfloat f90 = material.specularF90;\n\tfloat roughness = material.roughness;\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t#ifdef USE_IRIDESCENCE\n\t\tF = mix( F, material.iridescenceFresnel, material.iridescence );\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat dotTL = dot( material.anisotropyT, lightDir );\n\t\tfloat dotTV = dot( material.anisotropyT, viewDir );\n\t\tfloat dotTH = dot( material.anisotropyT, halfDir );\n\t\tfloat dotBL = dot( material.anisotropyB, lightDir );\n\t\tfloat dotBV = dot( material.anisotropyB, viewDir );\n\t\tfloat dotBH = dot( material.anisotropyB, halfDir );\n\t\tfloat V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );\n\t\tfloat D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );\n\t#else\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t#endif\n\treturn F * ( V * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie( float roughness, float dotNH ) {\n\tfloat alpha = pow2( roughness );\n\tfloat invAlpha = 1.0 / alpha;\n\tfloat cos2h = dotNH * dotNH;\n\tfloat sin2h = max( 1.0 - cos2h, 0.0078125 );\n\treturn ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );\n}\nfloat V_Neubelt( float dotNV, float dotNL ) {\n\treturn saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );\n}\nvec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat D = D_Charlie( sheenRoughness, dotNH );\n\tfloat V = V_Neubelt( dotNV, dotNL );\n\treturn sheenColor * ( D * V );\n}\n#endif\nfloat IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat r2 = roughness * roughness;\n\tfloat a = roughness < 0.25 ? -339.2 * r2 + 161.4 * roughness - 25.9 : -8.48 * r2 + 14.3 * roughness - 9.95;\n\tfloat b = roughness < 0.25 ? 44.0 * r2 - 23.7 * roughness + 3.26 : 1.97 * r2 - 3.27 * roughness + 0.72;\n\tfloat DG = exp( a * dotNV + b ) + ( roughness < 0.25 ? 0.0 : 0.1 * ( roughness - 0.25 ) );\n\treturn saturate( DG * RECIPROCAL_PI );\n}\nvec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tconst vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\n\tconst vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\n\tvec4 r = roughness * c0 + c1;\n\tfloat a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\n\tvec2 fab = vec2( - 1.04, 1.04 ) * a004 + r.zw;\n\treturn fab;\n}\nvec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\treturn specularColor * fab.x + specularF90 * fab.y;\n}\n#ifdef USE_IRIDESCENCE\nvoid computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#else\nvoid computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#endif\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\t#ifdef USE_IRIDESCENCE\n\t\tvec3 Fr = mix( specularColor, iridescenceF0, iridescence );\n\t#else\n\t\tvec3 Fr = specularColor;\n\t#endif\n\tvec3 FssEss = Fr * fab.x + specularF90 * fab.y;\n\tfloat Ess = fab.x + fab.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometryNormal;\n\t\tvec3 viewDir = geometryViewDir;\n\t\tvec3 position = geometryPosition;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.roughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3( 0, 1, 0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );\n\t#endif\n\treflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometryViewDir, geometryNormal, material );\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t#endif\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\t#ifdef USE_IRIDESCENCE\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness, singleScattering, multiScattering );\n\t#else\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering );\n\t#endif\n\tvec3 totalScattering = singleScattering + multiScattering;\n\tvec3 diffuse = material.diffuseColor * ( 1.0 - max( max( totalScattering.r, totalScattering.g ), totalScattering.b ) );\n\treflectedLight.indirectSpecular += radiance * singleScattering;\n\treflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;\n\treflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nvec3 geometryPosition = - vViewPosition;\nvec3 geometryNormal = normal;\nvec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\nvec3 geometryClearcoatNormal = vec3( 0.0 );\n#ifdef USE_CLEARCOAT\n\tgeometryClearcoatNormal = clearcoatNormal;\n#endif\n#ifdef USE_IRIDESCENCE\n\tfloat dotNVi = saturate( dot( normal, geometryViewDir ) );\n\tif ( material.iridescenceThickness == 0.0 ) {\n\t\tmaterial.iridescence = 0.0;\n\t} else {\n\t\tmaterial.iridescence = saturate( material.iridescence );\n\t}\n\tif ( material.iridescence > 0.0 ) {\n\t\tmaterial.iridescenceFresnel = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );\n\t\tmaterial.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );\n\t}\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointLightInfo( pointLight, geometryPosition, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowIntensity, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\tvec4 spotColor;\n\tvec3 spotLightCoord;\n\tbool inSpotLightMap;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotLightInfo( spotLight, geometryPosition, directLight );\n\t\t#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX\n\t\t#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS\n\t\t#else\n\t\t#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#endif\n\t\t#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )\n\t\t\tspotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;\n\t\t\tinSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );\n\t\t\tspotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );\n\t\t\tdirectLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;\n\t\t#endif\n\t\t#undef SPOT_LIGHT_MAP_INDEX\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowIntensity, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalLightInfo( directionalLight, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowIntensity, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\t#if defined( USE_LIGHT_PROBES )\n\t\tirradiance += getLightProbeIrradiance( lightProbe, geometryNormal );\n\t#endif\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometryNormal );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getIBLIrradiance( geometryNormal );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\t#ifdef USE_ANISOTROPY\n\t\tradiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );\n\t#else\n\t\tradiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGDEPTHBUF )\n\tgl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGDEPTHBUF )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\tvFragDepth = 1.0 + gl_Position.w;\n\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 sampledDiffuseColor = texture2D( map, vMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\tsampledDiffuseColor = sRGBTransferEOTF( sampledDiffuseColor );\n\t#endif\n\tdiffuseColor *= sampledDiffuseColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t#if defined( USE_POINTS_UV )\n\t\tvec2 uv = vUv;\n\t#else\n\t\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tdiffuseColor *= texture2D( map, uv );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_POINTS_UV )\n\tvarying vec2 vUv;\n#else\n\t#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t\tuniform mat3 uvTransform;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphinstance_vertex:"#ifdef USE_INSTANCING_MORPH\n\tfloat morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\tfloat morphTargetBaseInfluence = texelFetch( morphTexture, ivec2( 0, gl_InstanceID ), 0 ).r;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tmorphTargetInfluences[i] = texelFetch( morphTexture, ivec2( i + 1, gl_InstanceID ), 0 ).r;\n\t}\n#endif",morphcolor_vertex:"#if defined( USE_MORPHCOLORS )\n\tvColor *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t#if defined( USE_COLOR_ALPHA )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];\n\t\t#elif defined( USE_COLOR )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];\n\t\t#endif\n\t}\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\t#ifndef USE_INSTANCING_MORPH\n\t\tuniform float morphTargetBaseInfluence;\n\t\tuniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\t#endif\n\tuniform sampler2DArray morphTargetsTexture;\n\tuniform ivec2 morphTargetsTextureSize;\n\tvec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {\n\t\tint texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;\n\t\tint y = texelIndex / morphTargetsTextureSize.x;\n\t\tint x = texelIndex - y * morphTargetsTextureSize.x;\n\t\tivec3 morphUV = ivec3( x, y, morphTargetIndex );\n\t\treturn texelFetch( morphTargetsTexture, morphUV, 0 );\n\t}\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = dFdx( vViewPosition );\n\tvec3 fdy = dFdy( vViewPosition );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal *= faceDirection;\n\t#endif\n#endif\n#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn = getTangentFrame( - vViewPosition, normal,\n\t\t#if defined( USE_NORMALMAP )\n\t\t\tvNormalMapUv\n\t\t#elif defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tvClearcoatNormalMapUv\n\t\t#else\n\t\t\tvUv\n\t\t#endif\n\t\t);\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn[0] *= faceDirection;\n\t\ttbn[1] *= faceDirection;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn2[0] *= faceDirection;\n\t\ttbn2[1] *= faceDirection;\n\t#endif\n#endif\nvec3 nonPerturbedNormal = normal;",normal_fragment_maps:"#ifdef USE_NORMALMAP_OBJECTSPACE\n\tnormal = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( USE_NORMALMAP_TANGENTSPACE )\n\tvec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\tnormal = normalize( tbn * mapN );\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normal_pars_fragment:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_pars_vertex:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_vertex:"#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef USE_NORMALMAP_OBJECTSPACE\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )\n\tmat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( uv.st );\n\t\tvec2 st1 = dFdy( uv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det );\n\t\treturn mat3( T * scale, B * scale, N );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = nonPerturbedNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\tclearcoatNormal = normalize( tbn2 * clearcoatMapN );\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif",iridescence_pars_fragment:"#ifdef USE_IRIDESCENCEMAP\n\tuniform sampler2D iridescenceMap;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform sampler2D iridescenceThicknessMap;\n#endif",opaque_fragment:"#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= material.transmissionAlpha;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;const float ShiftRight8 = 1. / 256.;\nconst float Inv255 = 1. / 255.;\nconst vec4 PackFactors = vec4( 1.0, 256.0, 256.0 * 256.0, 256.0 * 256.0 * 256.0 );\nconst vec2 UnpackFactors2 = vec2( UnpackDownscale, 1.0 / PackFactors.g );\nconst vec3 UnpackFactors3 = vec3( UnpackDownscale / PackFactors.rg, 1.0 / PackFactors.b );\nconst vec4 UnpackFactors4 = vec4( UnpackDownscale / PackFactors.rgb, 1.0 / PackFactors.a );\nvec4 packDepthToRGBA( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec4( 0., 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec4( 1., 1., 1., 1. );\n\tfloat vuf;\n\tfloat af = modf( v * PackFactors.a, vuf );\n\tfloat bf = modf( vuf * ShiftRight8, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec4( vuf * Inv255, gf * PackUpscale, bf * PackUpscale, af );\n}\nvec3 packDepthToRGB( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec3( 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec3( 1., 1., 1. );\n\tfloat vuf;\n\tfloat bf = modf( v * PackFactors.b, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec3( vuf * Inv255, gf * PackUpscale, bf );\n}\nvec2 packDepthToRG( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec2( 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec2( 1., 1. );\n\tfloat vuf;\n\tfloat gf = modf( v * 256., vuf );\n\treturn vec2( vuf * Inv255, gf );\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors4 );\n}\nfloat unpackRGBToDepth( const in vec3 v ) {\n\treturn dot( v, UnpackFactors3 );\n}\nfloat unpackRGToDepth( const in vec2 v ) {\n\treturn v.r * UnpackFactors2.r + v.g * UnpackFactors2.g;\n}\nvec4 pack2HalfToRGBA( const in vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );\n}\nvec2 unpackRGBATo2Half( const in vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\treturn depth * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * depth - far );\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_BATCHING\n\tmvPosition = batchingMatrix * mvPosition;\n#endif\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n\tuniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\tfloat depth = unpackRGBAToDepth( texture2D( depths, uv ) );\n\t\t#ifdef USE_REVERSEDEPTHBUF\n\t\t\treturn step( depth, compare );\n\t\t#else\n\t\t\treturn step( compare, depth );\n\t\t#endif\n\t}\n\tvec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {\n\t\treturn unpackRGBATo2Half( texture2D( shadow, uv ) );\n\t}\n\tfloat VSMShadow (sampler2D shadow, vec2 uv, float compare ){\n\t\tfloat occlusion = 1.0;\n\t\tvec2 distribution = texture2DDistribution( shadow, uv );\n\t\t#ifdef USE_REVERSEDEPTHBUF\n\t\t\tfloat hard_shadow = step( distribution.x, compare );\n\t\t#else\n\t\t\tfloat hard_shadow = step( compare , distribution.x );\n\t\t#endif\n\t\tif (hard_shadow != 1.0 ) {\n\t\t\tfloat distance = compare - distribution.x ;\n\t\t\tfloat variance = max( 0.00000, distribution.y * distribution.y );\n\t\t\tfloat softness_probability = variance / (variance + distance * distance );\t\t\tsoftness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );\t\t\tocclusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );\n\t\t}\n\t\treturn occlusion;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tfloat shadow = 1.0;\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\tif ( frustumTest ) {\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\tfloat dx2 = dx0 / 2.0;\n\t\t\tfloat dy2 = dy0 / 2.0;\n\t\t\tfloat dx3 = dx1 / 2.0;\n\t\t\tfloat dy3 = dy1 / 2.0;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 17.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx = texelSize.x;\n\t\t\tfloat dy = texelSize.y;\n\t\t\tvec2 uv = shadowCoord.xy;\n\t\t\tvec2 f = fract( uv * shadowMapSize + 0.5 );\n\t\t\tuv -= f * texelSize;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, uv, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t f.x ),\n\t\t\t\t\t mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t f.x ),\n\t\t\t\t\t f.y )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\t\tshadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#else\n\t\t\tshadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\t\tvec3 absV = abs( v );\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\t\tvec2 planar = v.xy;\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\t\tif ( absV.z >= almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\t\n\t\tfloat lightToPositionLength = length( lightToPosition );\n\t\tif ( lightToPositionLength - shadowCameraFar <= 0.0 && lightToPositionLength - shadowCameraNear >= 0.0 ) {\n\t\t\tfloat dp = ( lightToPositionLength - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\t\t\tdp += shadowBias;\n\t\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\t\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\t\tshadow = (\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t\t) * ( 1.0 / 9.0 );\n\t\t\t#else\n\t\t\t\tshadow = texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t\t#endif\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n#endif",shadowmap_pars_vertex:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tuniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )\n\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\tvec4 shadowWorldPosition;\n#endif\n#if defined( USE_SHADOWMAP )\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if NUM_SPOT_LIGHT_COORDS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition;\n\t\t#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t\tshadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;\n\t\t#endif\n\t\tvSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowIntensity, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowIntensity, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowIntensity, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\tuniform highp sampler2D boneTexture;\n\tmat4 getBoneMatrix( const in float i ) {\n\t\tint size = textureSize( boneTexture, 0 ).x;\n\t\tint j = int( i ) * 4;\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\tvec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 );\n\t\tvec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 );\n\t\tvec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 );\n\t\tvec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 );\n\t\treturn mat4( v1, v2, v3, v4 );\n\t}\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn saturate( toneMappingExposure * color );\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 CineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3( 1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108, 1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605, 1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nconst mat3 LINEAR_REC2020_TO_LINEAR_SRGB = mat3(\n\tvec3( 1.6605, - 0.1246, - 0.0182 ),\n\tvec3( - 0.5876, 1.1329, - 0.1006 ),\n\tvec3( - 0.0728, - 0.0083, 1.1187 )\n);\nconst mat3 LINEAR_SRGB_TO_LINEAR_REC2020 = mat3(\n\tvec3( 0.6274, 0.0691, 0.0164 ),\n\tvec3( 0.3293, 0.9195, 0.0880 ),\n\tvec3( 0.0433, 0.0113, 0.8956 )\n);\nvec3 agxDefaultContrastApprox( vec3 x ) {\n\tvec3 x2 = x * x;\n\tvec3 x4 = x2 * x2;\n\treturn + 15.5 * x4 * x2\n\t\t- 40.14 * x4 * x\n\t\t+ 31.96 * x4\n\t\t- 6.868 * x2 * x\n\t\t+ 0.4298 * x2\n\t\t+ 0.1191 * x\n\t\t- 0.00232;\n}\nvec3 AgXToneMapping( vec3 color ) {\n\tconst mat3 AgXInsetMatrix = mat3(\n\t\tvec3( 0.856627153315983, 0.137318972929847, 0.11189821299995 ),\n\t\tvec3( 0.0951212405381588, 0.761241990602591, 0.0767994186031903 ),\n\t\tvec3( 0.0482516061458583, 0.101439036467562, 0.811302368396859 )\n\t);\n\tconst mat3 AgXOutsetMatrix = mat3(\n\t\tvec3( 1.1271005818144368, - 0.1413297634984383, - 0.14132976349843826 ),\n\t\tvec3( - 0.11060664309660323, 1.157823702216272, - 0.11060664309660294 ),\n\t\tvec3( - 0.016493938717834573, - 0.016493938717834257, 1.2519364065950405 )\n\t);\n\tconst float AgxMinEv = - 12.47393;\tconst float AgxMaxEv = 4.026069;\n\tcolor *= toneMappingExposure;\n\tcolor = LINEAR_SRGB_TO_LINEAR_REC2020 * color;\n\tcolor = AgXInsetMatrix * color;\n\tcolor = max( color, 1e-10 );\tcolor = log2( color );\n\tcolor = ( color - AgxMinEv ) / ( AgxMaxEv - AgxMinEv );\n\tcolor = clamp( color, 0.0, 1.0 );\n\tcolor = agxDefaultContrastApprox( color );\n\tcolor = AgXOutsetMatrix * color;\n\tcolor = pow( max( vec3( 0.0 ), color ), vec3( 2.2 ) );\n\tcolor = LINEAR_REC2020_TO_LINEAR_SRGB * color;\n\tcolor = clamp( color, 0.0, 1.0 );\n\treturn color;\n}\nvec3 NeutralToneMapping( vec3 color ) {\n\tconst float StartCompression = 0.8 - 0.04;\n\tconst float Desaturation = 0.15;\n\tcolor *= toneMappingExposure;\n\tfloat x = min( color.r, min( color.g, color.b ) );\n\tfloat offset = x < 0.08 ? x - 6.25 * x * x : 0.04;\n\tcolor -= offset;\n\tfloat peak = max( color.r, max( color.g, color.b ) );\n\tif ( peak < StartCompression ) return color;\n\tfloat d = 1. - StartCompression;\n\tfloat newPeak = 1. - d * d / ( peak + d - StartCompression );\n\tcolor *= newPeak / peak;\n\tfloat g = 1. - 1. / ( Desaturation * ( peak - newPeak ) + 1. );\n\treturn mix( color, vec3( newPeak ), g );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmission_fragment:"#ifdef USE_TRANSMISSION\n\tmaterial.transmission = transmission;\n\tmaterial.transmissionAlpha = 1.0;\n\tmaterial.thickness = thickness;\n\tmaterial.attenuationDistance = attenuationDistance;\n\tmaterial.attenuationColor = attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tmaterial.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tmaterial.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = inverseTransformDirection( normal, viewMatrix );\n\tvec4 transmitted = getIBLVolumeRefraction(\n\t\tn, v, material.roughness, material.diffuseColor, material.specularColor, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, material.dispersion, material.ior, material.thickness,\n\t\tmaterial.attenuationColor, material.attenuationDistance );\n\tmaterial.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );\n\ttotalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );\n#endif",transmission_pars_fragment:"#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform float attenuationDistance;\n\tuniform vec3 attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec3 vWorldPosition;\n\tfloat w0( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );\n\t}\n\tfloat w1( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * ( 3.0 * a - 6.0 ) + 4.0 );\n\t}\n\tfloat w2( float a ){\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );\n\t}\n\tfloat w3( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * a );\n\t}\n\tfloat g0( float a ) {\n\t\treturn w0( a ) + w1( a );\n\t}\n\tfloat g1( float a ) {\n\t\treturn w2( a ) + w3( a );\n\t}\n\tfloat h0( float a ) {\n\t\treturn - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );\n\t}\n\tfloat h1( float a ) {\n\t\treturn 1.0 + w3( a ) / ( w2( a ) + w3( a ) );\n\t}\n\tvec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {\n\t\tuv = uv * texelSize.zw + 0.5;\n\t\tvec2 iuv = floor( uv );\n\t\tvec2 fuv = fract( uv );\n\t\tfloat g0x = g0( fuv.x );\n\t\tfloat g1x = g1( fuv.x );\n\t\tfloat h0x = h0( fuv.x );\n\t\tfloat h1x = h1( fuv.x );\n\t\tfloat h0y = h0( fuv.y );\n\t\tfloat h1y = h1( fuv.y );\n\t\tvec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\treturn g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +\n\t\t\tg1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );\n\t}\n\tvec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {\n\t\tvec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );\n\t\tvec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );\n\t\tvec2 fLodSizeInv = 1.0 / fLodSize;\n\t\tvec2 cLodSizeInv = 1.0 / cLodSize;\n\t\tvec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );\n\t\tvec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );\n\t\treturn mix( fSample, cSample, fract( lod ) );\n\t}\n\tvec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {\n\t\tvec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n\t\tmodelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n\t\tmodelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n\t\treturn normalize( refractionVector ) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness( const in float roughness, const in float ior ) {\n\t\treturn roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n\t}\n\tvec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {\n\t\tfloat lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\treturn textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );\n\t}\n\tvec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tif ( isinf( attenuationDistance ) ) {\n\t\t\treturn vec3( 1.0 );\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance;\n\t\t}\n\t}\n\tvec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,\n\t\tconst in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,\n\t\tconst in mat4 viewMatrix, const in mat4 projMatrix, const in float dispersion, const in float ior, const in float thickness,\n\t\tconst in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tvec4 transmittedLight;\n\t\tvec3 transmittance;\n\t\t#ifdef USE_DISPERSION\n\t\t\tfloat halfSpread = ( ior - 1.0 ) * 0.025 * dispersion;\n\t\t\tvec3 iors = vec3( ior - halfSpread, ior, ior + halfSpread );\n\t\t\tfor ( int i = 0; i < 3; i ++ ) {\n\t\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, iors[ i ], modelMatrix );\n\t\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\t\trefractionCoords += 1.0;\n\t\t\t\trefractionCoords /= 2.0;\n\t\t\t\tvec4 transmissionSample = getTransmissionSample( refractionCoords, roughness, iors[ i ] );\n\t\t\t\ttransmittedLight[ i ] = transmissionSample[ i ];\n\t\t\t\ttransmittedLight.a += transmissionSample.a;\n\t\t\t\ttransmittance[ i ] = diffuseColor[ i ] * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance )[ i ];\n\t\t\t}\n\t\t\ttransmittedLight.a /= 3.0;\n\t\t#else\n\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\trefractionCoords += 1.0;\n\t\t\trefractionCoords /= 2.0;\n\t\t\ttransmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n\t\t\ttransmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\t#endif\n\t\tvec3 attenuatedColor = transmittance * transmittedLight.rgb;\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\tfloat transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );\n\t}\n#endif",uv_pars_fragment:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_pars_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tuniform mat3 mapTransform;\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform mat3 alphaMapTransform;\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tuniform mat3 lightMapTransform;\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tuniform mat3 aoMapTransform;\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tuniform mat3 bumpMapTransform;\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tuniform mat3 normalMapTransform;\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tuniform mat3 displacementMapTransform;\n\tvarying vec2 vDisplacementMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tuniform mat3 emissiveMapTransform;\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tuniform mat3 metalnessMapTransform;\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tuniform mat3 roughnessMapTransform;\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tuniform mat3 anisotropyMapTransform;\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tuniform mat3 clearcoatMapTransform;\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform mat3 clearcoatNormalMapTransform;\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform mat3 clearcoatRoughnessMapTransform;\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tuniform mat3 sheenColorMapTransform;\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tuniform mat3 sheenRoughnessMapTransform;\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tuniform mat3 iridescenceMapTransform;\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform mat3 iridescenceThicknessMapTransform;\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tuniform mat3 specularMapTransform;\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tuniform mat3 specularColorMapTransform;\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tuniform mat3 specularIntensityMapTransform;\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvUv = vec3( uv, 1 ).xy;\n#endif\n#ifdef USE_MAP\n\tvMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ALPHAMAP\n\tvAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_LIGHTMAP\n\tvLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_AOMAP\n\tvAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_BUMPMAP\n\tvBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_NORMALMAP\n\tvNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tvDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_METALNESSMAP\n\tvMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULARMAP\n\tvSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tvTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_THICKNESSMAP\n\tvThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_BATCHING\n\t\tworldPosition = batchingMatrix * worldPosition;\n\t#endif\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",background_frag:"uniform sampler2D t2D;\nuniform float backgroundIntensity;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\ttexColor = vec4( mix( pow( texColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), texColor.rgb * 0.0773993808, vec3( lessThanEqual( texColor.rgb, vec3( 0.04045 ) ) ) ), texColor.w );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include \n\t#include \n}",backgroundCube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",backgroundCube_frag:"#ifdef ENVMAP_TYPE_CUBE\n\tuniform samplerCube envMap;\n#elif defined( ENVMAP_TYPE_CUBE_UV )\n\tuniform sampler2D envMap;\n#endif\nuniform float flipEnvMap;\nuniform float backgroundBlurriness;\nuniform float backgroundIntensity;\nuniform mat3 backgroundRotation;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 texColor = textureCube( envMap, backgroundRotation * vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 texColor = textureCubeUV( envMap, backgroundRotation * vWorldDirection, backgroundBlurriness );\n\t#else\n\t\tvec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include \n\t#include \n}",cube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldDirection;\nvoid main() {\n\tvec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );\n\tgl_FragColor = texColor;\n\tgl_FragColor.a *= opacity;\n\t#include \n\t#include \n}",depth_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvHighPrecisionZW = gl_Position.zw;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_REVERSEDEPTHBUF\n\t\tfloat fragCoordZ = vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ];\n\t#else\n\t\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ] + 0.5;\n\t#endif\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#elif DEPTH_PACKING == 3202\n\t\tgl_FragColor = vec4( packDepthToRGB( fragCoordZ ), 1.0 );\n\t#elif DEPTH_PACKING == 3203\n\t\tgl_FragColor = vec4( packDepthToRG( fragCoordZ ), 0.0, 1.0 );\n\t#endif\n}",distanceRGBA_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvWorldPosition = worldPosition.xyz;\n}",distanceRGBA_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main () {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\t#include \n\t#include \n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\treflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_frag:"#define LAMBERT\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t#else\n\t\tvec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshnormal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",meshnormal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( 0.0, 0.0, 0.0, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_FragColor = vec4( packNormalToRGB( normal ), diffuseColor.a );\n\t#ifdef OPAQUE\n\t\tgl_FragColor.a = 1.0;\n\t#endif\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n\tvarying vec3 vWorldPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n#ifdef USE_TRANSMISSION\n\tvWorldPosition = worldPosition.xyz;\n#endif\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define IOR\n\t#define USE_SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n\tuniform float ior;\n#endif\n#ifdef USE_SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularColor;\n\t#ifdef USE_SPECULAR_COLORMAP\n\t\tuniform sampler2D specularColorMap;\n\t#endif\n\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_DISPERSION\n\tuniform float dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tuniform float iridescence;\n\tuniform float iridescenceIOR;\n\tuniform float iridescenceThicknessMinimum;\n\tuniform float iridescenceThicknessMaximum;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheenColor;\n\tuniform float sheenRoughness;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tuniform sampler2D sheenColorMap;\n\t#endif\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tuniform sampler2D sheenRoughnessMap;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\tuniform vec2 anisotropyVector;\n\t#ifdef USE_ANISOTROPYMAP\n\t\tuniform sampler2D anisotropyMap;\n\t#endif\n#endif\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;\n\tvec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;\n\t#include \n\tvec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;\n\t#ifdef USE_SHEEN\n\t\tfloat sheenEnergyComp = 1.0 - 0.157 * max3( material.sheenColor );\n\t\toutgoingLight = outgoingLight * sheenEnergyComp + sheenSpecularDirect + sheenSpecularIndirect;\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNVcc = saturate( dot( geometryClearcoatNormal, geometryViewDir ) );\n\t\tvec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );\n\t\toutgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + ( clearcoatSpecularDirect + clearcoatSpecularIndirect ) * material.clearcoat;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",points_vert:"uniform float size;\nuniform float scale;\n#include \n#include \n#include \n#include \n#include \n#include \n#ifdef USE_POINTS_UV\n\tvarying vec2 vUv;\n\tuniform mat3 uvTransform;\n#endif\nvoid main() {\n\t#ifdef USE_POINTS_UV\n\t\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",shadow_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include \n\t#include \n\t#include \n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 mvPosition = modelViewMatrix[ 3 ];\n\tvec2 scale = vec2( length( modelMatrix[ 0 ].xyz ), length( modelMatrix[ 1 ].xyz ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include \n\t#include \n\t#include \n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n}"},ua={common:{diffuse:{value:new gi(16777215)},opacity:{value:1},map:{value:null},mapTransform:{value:new Te},alphaMap:{value:null},alphaMapTransform:{value:new Te},alphaTest:{value:0}},specularmap:{specularMap:{value:null},specularMapTransform:{value:new Te}},envmap:{envMap:{value:null},envMapRotation:{value:new Te},flipEnvMap:{value:-1},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1},aoMapTransform:{value:new Te}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1},lightMapTransform:{value:new Te}},bumpmap:{bumpMap:{value:null},bumpMapTransform:{value:new Te},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalMapTransform:{value:new Te},normalScale:{value:new xe(1,1)}},displacementmap:{displacementMap:{value:null},displacementMapTransform:{value:new Te},displacementScale:{value:1},displacementBias:{value:0}},emissivemap:{emissiveMap:{value:null},emissiveMapTransform:{value:new Te}},metalnessmap:{metalnessMap:{value:null},metalnessMapTransform:{value:new Te}},roughnessmap:{roughnessMap:{value:null},roughnessMapTransform:{value:new Te}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new gi(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},spotLightMap:{value:[]},spotShadowMap:{value:[]},spotLightMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}},ltc_1:{value:null},ltc_2:{value:null}},points:{diffuse:{value:new gi(16777215)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},alphaMapTransform:{value:new Te},alphaTest:{value:0},uvTransform:{value:new Te}},sprite:{diffuse:{value:new gi(16777215)},opacity:{value:1},center:{value:new xe(.5,.5)},rotation:{value:0},map:{value:null},mapTransform:{value:new Te},alphaMap:{value:null},alphaMapTransform:{value:new Te},alphaTest:{value:0}}},da={basic:{uniforms:Ji([ua.common,ua.specularmap,ua.envmap,ua.aomap,ua.lightmap,ua.fog]),vertexShader:ha.meshbasic_vert,fragmentShader:ha.meshbasic_frag},lambert:{uniforms:Ji([ua.common,ua.specularmap,ua.envmap,ua.aomap,ua.lightmap,ua.emissivemap,ua.bumpmap,ua.normalmap,ua.displacementmap,ua.fog,ua.lights,{emissive:{value:new gi(0)}}]),vertexShader:ha.meshlambert_vert,fragmentShader:ha.meshlambert_frag},phong:{uniforms:Ji([ua.common,ua.specularmap,ua.envmap,ua.aomap,ua.lightmap,ua.emissivemap,ua.bumpmap,ua.normalmap,ua.displacementmap,ua.fog,ua.lights,{emissive:{value:new gi(0)},specular:{value:new gi(1118481)},shininess:{value:30}}]),vertexShader:ha.meshphong_vert,fragmentShader:ha.meshphong_frag},standard:{uniforms:Ji([ua.common,ua.envmap,ua.aomap,ua.lightmap,ua.emissivemap,ua.bumpmap,ua.normalmap,ua.displacementmap,ua.roughnessmap,ua.metalnessmap,ua.fog,ua.lights,{emissive:{value:new gi(0)},roughness:{value:1},metalness:{value:0},envMapIntensity:{value:1}}]),vertexShader:ha.meshphysical_vert,fragmentShader:ha.meshphysical_frag},toon:{uniforms:Ji([ua.common,ua.aomap,ua.lightmap,ua.emissivemap,ua.bumpmap,ua.normalmap,ua.displacementmap,ua.gradientmap,ua.fog,ua.lights,{emissive:{value:new gi(0)}}]),vertexShader:ha.meshtoon_vert,fragmentShader:ha.meshtoon_frag},matcap:{uniforms:Ji([ua.common,ua.bumpmap,ua.normalmap,ua.displacementmap,ua.fog,{matcap:{value:null}}]),vertexShader:ha.meshmatcap_vert,fragmentShader:ha.meshmatcap_frag},points:{uniforms:Ji([ua.points,ua.fog]),vertexShader:ha.points_vert,fragmentShader:ha.points_frag},dashed:{uniforms:Ji([ua.common,ua.fog,{scale:{value:1},dashSize:{value:1},totalSize:{value:2}}]),vertexShader:ha.linedashed_vert,fragmentShader:ha.linedashed_frag},depth:{uniforms:Ji([ua.common,ua.displacementmap]),vertexShader:ha.depth_vert,fragmentShader:ha.depth_frag},normal:{uniforms:Ji([ua.common,ua.bumpmap,ua.normalmap,ua.displacementmap,{opacity:{value:1}}]),vertexShader:ha.meshnormal_vert,fragmentShader:ha.meshnormal_frag},sprite:{uniforms:Ji([ua.sprite,ua.fog]),vertexShader:ha.sprite_vert,fragmentShader:ha.sprite_frag},background:{uniforms:{uvTransform:{value:new Te},t2D:{value:null},backgroundIntensity:{value:1}},vertexShader:ha.background_vert,fragmentShader:ha.background_frag},backgroundCube:{uniforms:{envMap:{value:null},flipEnvMap:{value:-1},backgroundBlurriness:{value:0},backgroundIntensity:{value:1},backgroundRotation:{value:new Te}},vertexShader:ha.backgroundCube_vert,fragmentShader:ha.backgroundCube_frag},cube:{uniforms:{tCube:{value:null},tFlip:{value:-1},opacity:{value:1}},vertexShader:ha.cube_vert,fragmentShader:ha.cube_frag},equirect:{uniforms:{tEquirect:{value:null}},vertexShader:ha.equirect_vert,fragmentShader:ha.equirect_frag},distanceRGBA:{uniforms:Ji([ua.common,ua.displacementmap,{referencePosition:{value:new Se},nearDistance:{value:1},farDistance:{value:1e3}}]),vertexShader:ha.distanceRGBA_vert,fragmentShader:ha.distanceRGBA_frag},shadow:{uniforms:Ji([ua.lights,ua.fog,{color:{value:new gi(0)},opacity:{value:1}}]),vertexShader:ha.shadow_vert,fragmentShader:ha.shadow_frag}};da.physical={uniforms:Ji([da.standard.uniforms,{clearcoat:{value:0},clearcoatMap:{value:null},clearcoatMapTransform:{value:new Te},clearcoatNormalMap:{value:null},clearcoatNormalMapTransform:{value:new Te},clearcoatNormalScale:{value:new xe(1,1)},clearcoatRoughness:{value:0},clearcoatRoughnessMap:{value:null},clearcoatRoughnessMapTransform:{value:new Te},dispersion:{value:0},iridescence:{value:0},iridescenceMap:{value:null},iridescenceMapTransform:{value:new Te},iridescenceIOR:{value:1.3},iridescenceThicknessMinimum:{value:100},iridescenceThicknessMaximum:{value:400},iridescenceThicknessMap:{value:null},iridescenceThicknessMapTransform:{value:new Te},sheen:{value:0},sheenColor:{value:new gi(0)},sheenColorMap:{value:null},sheenColorMapTransform:{value:new Te},sheenRoughness:{value:1},sheenRoughnessMap:{value:null},sheenRoughnessMapTransform:{value:new Te},transmission:{value:0},transmissionMap:{value:null},transmissionMapTransform:{value:new Te},transmissionSamplerSize:{value:new xe},transmissionSamplerMap:{value:null},thickness:{value:0},thicknessMap:{value:null},thicknessMapTransform:{value:new Te},attenuationDistance:{value:0},attenuationColor:{value:new gi(0)},specularColor:{value:new gi(1,1,1)},specularColorMap:{value:null},specularColorMapTransform:{value:new Te},specularIntensity:{value:1},specularIntensityMap:{value:null},specularIntensityMapTransform:{value:new Te},anisotropyVector:{value:new xe},anisotropyMap:{value:null},anisotropyMapTransform:{value:new Te}}]),vertexShader:ha.meshphysical_vert,fragmentShader:ha.meshphysical_frag};const pa={r:0,b:0,g:0},fa=new In,ma=new Tn;function ga(t,e,n,i,r,a,s){const o=new gi(0);let l,c,h=!0===a?0:1,u=null,d=0,p=null;function f(t){let i=!0===t.isScene?t.background:null;if(i&&i.isTexture){i=(t.backgroundBlurriness>0?n:e).get(i)}return i}function 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tr({name:"BackgroundMaterial",uniforms:Zi(da.background.uniforms),vertexShader:da.background.vertexShader,fragmentShader:da.background.fragmentShader,side:0,depthTest:!1,depthWrite:!1,fog:!1,allowOverride:!1})),l.geometry.deleteAttribute("normal"),Object.defineProperty(l.material,"map",{get:function(){return this.uniforms.t2D.value}}),r.update(l)),l.material.uniforms.t2D.value=i,l.material.uniforms.backgroundIntensity.value=n.backgroundIntensity,l.material.toneMapped=Ie.getTransfer(i.colorSpace)!==Kt,!0===i.matrixAutoUpdate&&i.updateMatrix(),l.material.uniforms.uvTransform.value.copy(i.matrix),u===i&&d===i.version&&p===t.toneMapping||(l.material.needsUpdate=!0,u=i,d=i.version,p=t.toneMapping),l.layers.enableAll(),e.unshift(l,l.geometry,l.material,0,0,null))},dispose:function(){void 0!==c&&(c.geometry.dispose(),c.material.dispose(),c=void 0),void 0!==l&&(l.geometry.dispose(),l.material.dispose(),l=void 0)}}}function _a(t,e){const n=t.getParameter(t.MAX_VERTEX_ATTRIBS),i={},r=c(null);let 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l=!0===n.logarithmicDepthBuffer,c=!0===n.reversedDepthBuffer&&e.has("EXT_clip_control"),h=t.getParameter(t.MAX_TEXTURE_IMAGE_UNITS),u=t.getParameter(t.MAX_VERTEX_TEXTURE_IMAGE_UNITS);return{isWebGL2:!0,getMaxAnisotropy:function(){if(void 0!==r)return r;if(!0===e.has("EXT_texture_filter_anisotropic")){const n=e.get("EXT_texture_filter_anisotropic");r=t.getParameter(n.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else r=0;return r},getMaxPrecision:a,textureFormatReadable:function(e){return e===lt||i.convert(e)===t.getParameter(t.IMPLEMENTATION_COLOR_READ_FORMAT)},textureTypeReadable:function(n){const 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Pa=(1+Math.sqrt(5))/2,Da=1/Pa,La=[new Se(-Pa,Da,0),new Se(Pa,Da,0),new Se(-Da,0,Pa),new Se(Da,0,Pa),new Se(0,Pa,-Da),new Se(0,Pa,Da),new Se(-1,1,-1),new Se(1,1,-1),new Se(-1,1,1),new Se(1,1,1)],Ua=new Se;class Ia{constructor(t){this._renderer=t,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._lodPlanes=[],this._sizeLods=[],this._sigmas=[],this._blurMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._compileMaterial(this._blurMaterial)}fromScene(t,e=0,n=.1,i=100,r={}){const{size:a=256,position:s=Ua}=r;wa=this._renderer.getRenderTarget(),Aa=this._renderer.getActiveCubeFace(),Ra=this._renderer.getActiveMipmapLevel(),Ca=this._renderer.xr.enabled,this._renderer.xr.enabled=!1,this._setSize(a);const o=this._allocateTargets();return o.depthBuffer=!0,this._sceneToCubeUV(t,n,i,o,s),e>0&&this._blur(o,0,0,e),this._applyPMREM(o),this._cleanup(o),o}fromEquirectangular(t,e=null){return this._fromTexture(t,e)}fromCubemap(t,e=null){return this._fromTexture(t,e)}compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=Ba(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=Fa(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose()}_setSize(t){this._lodMax=Math.floor(Math.log2(t)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let t=0;tt-4?o=ya[s-t+4-1]:0===s&&(o=0),i.push(o);const l=1/(a-2),c=-l,h=1+l,u=[c,c,h,c,h,h,c,c,h,h,c,h],d=6,p=6,f=3,m=2,g=1,_=new Float32Array(f*p*d),v=new Float32Array(m*p*d),x=new Float32Array(g*p*d);for(let t=0;t2?0:-1,i=[e,n,0,e+2/3,n,0,e+2/3,n+1,0,e,n,0,e+2/3,n+1,0,e,n+1,0];_.set(i,f*p*t),v.set(u,m*p*t);const r=[t,t,t,t,t,t];x.set(r,g*p*t)}const M=new Ni;M.setAttribute("position",new Ti(_,f)),M.setAttribute("uv",new Ti(v,m)),M.setAttribute("faceIndex",new Ti(x,g)),e.push(M),r>4&&r--}return{lodPlanes:e,sizeLods:n,sigmas:i}}(i)),this._blurMaterial=function(t,e,n){const i=new Float32Array(Ea),r=new Se(0,1,0),a=new tr({name:"SphericalGaussianBlur",defines:{n:Ea,CUBEUV_TEXEL_WIDTH:1/e,CUBEUV_TEXEL_HEIGHT:1/n,CUBEUV_MAX_MIP:`${t}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:i},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:r}},vertexShader:za(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform int samples;\n\t\t\tuniform float weights[ n ];\n\t\t\tuniform bool latitudinal;\n\t\t\tuniform float dTheta;\n\t\t\tuniform float mipInt;\n\t\t\tuniform vec3 poleAxis;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include \n\n\t\t\tvec3 getSample( float theta, vec3 axis ) {\n\n\t\t\t\tfloat cosTheta = cos( theta );\n\t\t\t\t// Rodrigues' axis-angle rotation\n\t\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross( axis, vOutputDirection ) * sin( theta )\n\t\t\t\t\t+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n\n\t\t\t\treturn bilinearCubeUV( envMap, sampleDirection, mipInt );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n\n\t\t\t\tif ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n\n\t\t\t\t\taxis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n\n\t\t\t\t}\n\n\t\t\t\taxis = normalize( axis );\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n\n\t\t\t\tfor ( int i = 1; i < n; i++ ) {\n\n\t\t\t\t\tif ( i >= samples ) {\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfloat theta = dTheta * float( i );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1});return a}(i,t,e)}return i}_compileMaterial(t){const e=new Yi(this._lodPlanes[0],t);this._renderer.compile(e,Ta)}_sceneToCubeUV(t,e,n,i,r){const a=new ar(90,1,e,n),s=[1,-1,1,1,1,1],o=[1,1,1,-1,-1,-1],l=this._renderer,c=l.autoClear,h=l.toneMapping;l.getClearColor(ba),l.toneMapping=0,l.autoClear=!1;l.state.buffers.depth.getReversed()&&(l.setRenderTarget(i),l.clearDepth(),l.setRenderTarget(null));const u=new Mi({name:"PMREM.Background",side:1,depthWrite:!1,depthTest:!1}),d=new Yi(new Ki,u);let p=!1;const f=t.background;f?f.isColor&&(u.color.copy(f),t.background=null,p=!0):(u.color.copy(ba),p=!0);for(let m=0;m<6;m++){const e=m%3;0===e?(a.up.set(0,s[m],0),a.position.set(r.x,r.y,r.z),a.lookAt(r.x+o[m],r.y,r.z)):1===e?(a.up.set(0,0,s[m]),a.position.set(r.x,r.y,r.z),a.lookAt(r.x,r.y+o[m],r.z)):(a.up.set(0,s[m],0),a.position.set(r.x,r.y,r.z),a.lookAt(r.x,r.y,r.z+o[m]));const n=this._cubeSize;Oa(i,e*n,m>2?n:0,n,n),l.setRenderTarget(i),p&&l.render(d,a),l.render(t,a)}d.geometry.dispose(),d.material.dispose(),l.toneMapping=h,l.autoClear=c,t.background=f}_textureToCubeUV(t,e){const n=this._renderer,i=t.mapping===B||t.mapping===z;i?(null===this._cubemapMaterial&&(this._cubemapMaterial=Ba()),this._cubemapMaterial.uniforms.flipEnvMap.value=!1===t.isRenderTargetTexture?-1:1):null===this._equirectMaterial&&(this._equirectMaterial=Fa());const r=i?this._cubemapMaterial:this._equirectMaterial,a=new Yi(this._lodPlanes[0],r);r.uniforms.envMap.value=t;const s=this._cubeSize;Oa(e,0,0,3*s,2*s),n.setRenderTarget(e),n.render(a,Ta)}_applyPMREM(t){const e=this._renderer,n=e.autoClear;e.autoClear=!1;const i=this._lodPlanes.length;for(let r=1;rEa&&console.warn(`sigmaRadians, ${r}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);const m=[];let g=0;for(let x=0;x_-4?i-_+4:0),4*(this._cubeSize-v),3*v,2*v),o.setRenderTarget(e),o.render(c,Ta)}}function Na(t,e,n){const i=new Ye(t,e,n);return i.texture.mapping=H,i.texture.name="PMREM.cubeUv",i.scissorTest=!0,i}function Oa(t,e,n,i,r){t.viewport.set(e,n,i,r),t.scissor.set(e,n,i,r)}function Fa(){return new tr({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:za(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\n\t\t\t#include \n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tgl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1})}function Ba(){return new tr({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:za(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tuniform float flipEnvMap;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1})}function za(){return"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t"}function Ha(t){let e=new WeakMap,n=null;function i(t){const n=t.target;n.removeEventListener("dispose",i);const r=e.get(n);void 0!==r&&(e.delete(n),r.dispose())}return{get:function(r){if(r&&r.isTexture){const 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so(t){return""!==t}function oo(t,e){const n=e.numSpotLightShadows+e.numSpotLightMaps-e.numSpotLightShadowsWithMaps;return t.replace(/NUM_DIR_LIGHTS/g,e.numDirLights).replace(/NUM_SPOT_LIGHTS/g,e.numSpotLights).replace(/NUM_SPOT_LIGHT_MAPS/g,e.numSpotLightMaps).replace(/NUM_SPOT_LIGHT_COORDS/g,n).replace(/NUM_RECT_AREA_LIGHTS/g,e.numRectAreaLights).replace(/NUM_POINT_LIGHTS/g,e.numPointLights).replace(/NUM_HEMI_LIGHTS/g,e.numHemiLights).replace(/NUM_DIR_LIGHT_SHADOWS/g,e.numDirLightShadows).replace(/NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS/g,e.numSpotLightShadowsWithMaps).replace(/NUM_SPOT_LIGHT_SHADOWS/g,e.numSpotLightShadows).replace(/NUM_POINT_LIGHT_SHADOWS/g,e.numPointLightShadows)}function lo(t,e){return t.replace(/NUM_CLIPPING_PLANES/g,e.numClippingPlanes).replace(/UNION_CLIPPING_PLANES/g,e.numClippingPlanes-e.numClipIntersection)}const co=/^[ \t]*#include +<([\w\d./]+)>/gm;function ho(t){return t.replace(co,po)}const uo=new Map;function po(t,e){let n=ha[e];if(void 0===n){const t=uo.get(e);if(void 0===t)throw new Error("Can not resolve #include <"+e+">");n=ha[t],console.warn('THREE.WebGLRenderer: Shader chunk "%s" has been deprecated. 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vt={shaderID:E,shaderType:a.type,shaderName:a.name,vertexShader:w,fragmentShader:A,defines:a.defines,customVertexShaderID:R,customFragmentShaderID:C,isRawShaderMaterial:!0===a.isRawShaderMaterial,glslVersion:a.glslVersion,precision:p,batching:I,batchingColor:I&&null!==_._colorsTexture,instancing:U,instancingColor:U&&null!==_.instanceColor,instancingMorph:U&&null!==_.morphTexture,supportsVertexTextures:d,outputColorSpace:null===D?t.outputColorSpace:!0===D.isXRRenderTarget?D.texture.colorSpace:Yt,alphaToCoverage:!!a.alphaToCoverage,map:N,matcap:O,envMap:F,envMapMode:F&&S.mapping,envMapCubeUVHeight:y,aoMap:B,lightMap:z,bumpMap:V,normalMap:G,displacementMap:d&&k,emissiveMap:W,normalMapObjectSpace:G&&1===a.normalMapType,normalMapTangentSpace:G&&0===a.normalMapType,metalnessMap:X,roughnessMap:j,anisotropy:Y,anisotropyMap:Q,clearcoat:q,clearcoatMap:tt,clearcoatNormalMap:et,clearcoatRoughnessMap:nt,dispersion:K,iridescence:Z,iridescenceMap:it,iridescenceThicknessMap:rt,sheen:J,sheenColorMap:at,sheenRoughnessMap:st,specularMap:ot,specularColorMap:lt,specularIntensityMap:ct,transmission:$,transmissionMap:ht,thicknessMap:ut,gradientMap:dt,opaque:!1===a.transparent&&1===a.blending&&!1===a.alphaToCoverage,alphaMap:pt,alphaTest:ft,alphaHash:mt,combine:a.combine,mapUv:N&&m(a.map.channel),aoMapUv:B&&m(a.aoMap.channel),lightMapUv:z&&m(a.lightMap.channel),bumpMapUv:V&&m(a.bumpMap.channel),normalMapUv:G&&m(a.normalMap.channel),displacementMapUv:k&&m(a.displacementMap.channel),emissiveMapUv:W&&m(a.emissiveMap.channel),metalnessMapUv:X&&m(a.metalnessMap.channel),roughnessMapUv:j&&m(a.roughnessMap.channel),anisotropyMapUv:Q&&m(a.anisotropyMap.channel),clearcoatMapUv:tt&&m(a.clearcoatMap.channel),clearcoatNormalMapUv:et&&m(a.clearcoatNormalMap.channel),clearcoatRoughnessMapUv:nt&&m(a.clearcoatRoughnessMap.channel),iridescenceMapUv:it&&m(a.iridescenceMap.channel),iridescenceThicknessMapUv:rt&&m(a.iridescenceThicknessMap.channel),sheenColorMapUv:at&&m(a.sheenColorMap.channel),sheenRoughnessMapUv:st&&m(a.sheenRoughnessMap.channel),specularMapUv:ot&&m(a.specularMap.channel),specularColorMapUv:lt&&m(a.specularColorMap.channel),specularIntensityMapUv:ct&&m(a.specularIntensityMap.channel),transmissionMapUv:ht&&m(a.transmissionMap.channel),thicknessMapUv:ut&&m(a.thicknessMap.channel),alphaMapUv:pt&&m(a.alphaMap.channel),vertexTangents:!!x.attributes.tangent&&(G||Y),vertexColors:a.vertexColors,vertexAlphas:!0===a.vertexColors&&!!x.attributes.color&&4===x.attributes.color.itemSize,pointsUvs:!0===_.isPoints&&!!x.attributes.uv&&(N||pt),fog:!!v,useFog:!0===a.fog,fogExp2:!!v&&v.isFogExp2,flatShading:!0===a.flatShading&&!1===a.wireframe,sizeAttenuation:!0===a.sizeAttenuation,logarithmicDepthBuffer:u,reversedDepthBuffer:L,skinning:!0===_.isSkinnedMesh,morphTargets:void 0!==x.morphAttributes.position,morphNormals:void 0!==x.morphAttributes.normal,morphColors:void 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vt.vertexUv1s=c.has(1),vt.vertexUv2s=c.has(2),vt.vertexUv3s=c.has(3),c.clear(),vt},getProgramCacheKey:function(e){const n=[];if(e.shaderID?n.push(e.shaderID):(n.push(e.customVertexShaderID),n.push(e.customFragmentShaderID)),void 0!==e.defines)for(const t in 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0,n),stencilBuffer:g.stencil,colorSpace:t.outputColorSpace,samples:g.antialias?4:0,resolveDepthBuffer:!1===u.ignoreDepthValues,resolveStencilBuffer:!1===u.ignoreDepthValues})}else{const n={antialias:g.antialias,alpha:!0,depth:g.depth,stencil:g.stencil,framebufferScaleFactor:r};d=new XRWebGLLayer(i,e,n),i.updateRenderState({baseLayer:d}),t.setPixelRatio(1),t.setSize(d.framebufferWidth,d.framebufferHeight,!1),v=new Ye(d.framebufferWidth,d.framebufferHeight,{format:lt,type:Z,colorSpace:t.outputColorSpace,stencilBuffer:g.stencil,resolveDepthBuffer:!1===d.ignoreDepthValues,resolveStencilBuffer:!1===d.ignoreDepthValues})}v.isXRRenderTarget=!0,this.setFoveation(o),l=null,a=await i.requestReferenceSpace(s),O.setContext(i),O.start(),n.isPresenting=!0,n.dispatchEvent({type:"sessionstart"})}},this.getEnvironmentBlendMode=function(){if(null!==i)return i.environmentBlendMode},this.getDepthTexture=function(){return f.getDepthTexture()};const L=new Se,U=new Se;function I(t,e){null===e?t.matrixWorld.copy(t.matrix):t.matrixWorld.multiplyMatrices(e.matrixWorld,t.matrix),t.matrixWorldInverse.copy(t.matrixWorld).invert()}this.updateCamera=function(t){if(null===i)return;let e=t.near,n=t.far;null!==f.texture&&(f.depthNear>0&&(e=f.depthNear),f.depthFar>0&&(n=f.depthFar)),w.near=T.near=E.near=e,w.far=T.far=E.far=n,A===w.near&&R===w.far||(i.updateRenderState({depthNear:w.near,depthFar:w.far}),A=w.near,R=w.far),w.layers.mask=6|t.layers.mask,E.layers.mask=3&w.layers.mask,T.layers.mask=5&w.layers.mask;const r=t.parent,a=w.cameras;I(w,r);for(let i=0;i0&&(t.alphaTest.value=i.alphaTest);const r=e.get(i),a=r.envMap,s=r.envMapRotation;a&&(t.envMap.value=a,Go.copy(s),Go.x*=-1,Go.y*=-1,Go.z*=-1,a.isCubeTexture&&!1===a.isRenderTargetTexture&&(Go.y*=-1,Go.z*=-1),t.envMapRotation.value.setFromMatrix4(ko.makeRotationFromEuler(Go)),t.flipEnvMap.value=a.isCubeTexture&&!1===a.isRenderTargetTexture?-1:1,t.reflectivity.value=i.reflectivity,t.ior.value=i.ior,t.refractionRatio.value=i.refractionRatio),i.lightMap&&(t.lightMap.value=i.lightMap,t.lightMapIntensity.value=i.lightMapIntensity,n(i.lightMap,t.lightMapTransform)),i.aoMap&&(t.aoMap.value=i.aoMap,t.aoMapIntensity.value=i.aoMapIntensity,n(i.aoMap,t.aoMapTransform))}return{refreshFogUniforms:function(e,n){n.color.getRGB(e.fogColor.value,$i(t)),n.isFog?(e.fogNear.value=n.near,e.fogFar.value=n.far):n.isFogExp2&&(e.fogDensity.value=n.density)},refreshMaterialUniforms:function(t,r,a,s,o){r.isMeshBasicMaterial||r.isMeshLambertMaterial?i(t,r):r.isMeshToonMaterial?(i(t,r),function(t,e){e.gradientMap&&(t.gradientMap.value=e.gradientMap)}(t,r)):r.isMeshPhongMaterial?(i(t,r),function(t,e){t.specular.value.copy(e.specular),t.shininess.value=Math.max(e.shininess,1e-4)}(t,r)):r.isMeshStandardMaterial?(i(t,r),function(t,e){t.metalness.value=e.metalness,e.metalnessMap&&(t.metalnessMap.value=e.metalnessMap,n(e.metalnessMap,t.metalnessMapTransform));t.roughness.value=e.roughness,e.roughnessMap&&(t.roughnessMap.value=e.roughnessMap,n(e.roughnessMap,t.roughnessMapTransform));e.envMap&&(t.envMapIntensity.value=e.envMapIntensity)}(t,r),r.isMeshPhysicalMaterial&&function(t,e,i){t.ior.value=e.ior,e.sheen>0&&(t.sheenColor.value.copy(e.sheenColor).multiplyScalar(e.sheen),t.sheenRoughness.value=e.sheenRoughness,e.sheenColorMap&&(t.sheenColorMap.value=e.sheenColorMap,n(e.sheenColorMap,t.sheenColorMapTransform)),e.sheenRoughnessMap&&(t.sheenRoughnessMap.value=e.sheenRoughnessMap,n(e.sheenRoughnessMap,t.sheenRoughnessMapTransform)));e.clearcoat>0&&(t.clearcoat.value=e.clearcoat,t.clearcoatRoughness.value=e.clearcoatRoughness,e.clearcoatMap&&(t.clearcoatMap.value=e.clearcoatMap,n(e.clearcoatMap,t.clearcoatMapTransform)),e.clearcoatRoughnessMap&&(t.clearcoatRoughnessMap.value=e.clearcoatRoughnessMap,n(e.clearcoatRoughnessMap,t.clearcoatRoughnessMapTransform)),e.clearcoatNormalMap&&(t.clearcoatNormalMap.value=e.clearcoatNormalMap,n(e.clearcoatNormalMap,t.clearcoatNormalMapTransform),t.clearcoatNormalScale.value.copy(e.clearcoatNormalScale),1===e.side&&t.clearcoatNormalScale.value.negate()));e.dispersion>0&&(t.dispersion.value=e.dispersion);e.iridescence>0&&(t.iridescence.value=e.iridescence,t.iridescenceIOR.value=e.iridescenceIOR,t.iridescenceThicknessMinimum.value=e.iridescenceThicknessRange[0],t.iridescenceThicknessMaximum.value=e.iridescenceThicknessRange[1],e.iridescenceMap&&(t.iridescenceMap.value=e.iridescenceMap,n(e.iridescenceMap,t.iridescenceMapTransform)),e.iridescenceThicknessMap&&(t.iridescenceThicknessMap.value=e.iridescenceThicknessMap,n(e.iridescenceThicknessMap,t.iridescenceThicknessMapTransform)));e.transmission>0&&(t.transmission.value=e.transmission,t.transmissionSamplerMap.value=i.texture,t.transmissionSamplerSize.value.set(i.width,i.height),e.transmissionMap&&(t.transmissionMap.value=e.transmissionMap,n(e.transmissionMap,t.transmissionMapTransform)),t.thickness.value=e.thickness,e.thicknessMap&&(t.thicknessMap.value=e.thicknessMap,n(e.thicknessMap,t.thicknessMapTransform)),t.attenuationDistance.value=e.attenuationDistance,t.attenuationColor.value.copy(e.attenuationColor));e.anisotropy>0&&(t.anisotropyVector.value.set(e.anisotropy*Math.cos(e.anisotropyRotation),e.anisotropy*Math.sin(e.anisotropyRotation)),e.anisotropyMap&&(t.anisotropyMap.value=e.anisotropyMap,n(e.anisotropyMap,t.anisotropyMapTransform)));t.specularIntensity.value=e.specularIntensity,t.specularColor.value.copy(e.specularColor),e.specularColorMap&&(t.specularColorMap.value=e.specularColorMap,n(e.specularColorMap,t.specularColorMapTransform));e.specularIntensityMap&&(t.specularIntensityMap.value=e.specularIntensityMap,n(e.specularIntensityMap,t.specularIntensityMapTransform))}(t,r,o)):r.isMeshMatcapMaterial?(i(t,r),function(t,e){e.matcap&&(t.matcap.value=e.matcap)}(t,r)):r.isMeshDepthMaterial?i(t,r):r.isMeshDistanceMaterial?(i(t,r),function(t,n){const i=e.get(n).light;t.referencePosition.value.setFromMatrixPosition(i.matrixWorld),t.nearDistance.value=i.shadow.camera.near,t.farDistance.value=i.shadow.camera.far}(t,r)):r.isMeshNormalMaterial?i(t,r):r.isLineBasicMaterial?(function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,e.map&&(t.map.value=e.map,n(e.map,t.mapTransform))}(t,r),r.isLineDashedMaterial&&function(t,e){t.dashSize.value=e.dashSize,t.totalSize.value=e.dashSize+e.gapSize,t.scale.value=e.scale}(t,r)):r.isPointsMaterial?function(t,e,i,r){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.size.value=e.size*i,t.scale.value=.5*r,e.map&&(t.map.value=e.map,n(e.map,t.uvTransform));e.alphaMap&&(t.alphaMap.value=e.alphaMap,n(e.alphaMap,t.alphaMapTransform));e.alphaTest>0&&(t.alphaTest.value=e.alphaTest)}(t,r,a,s):r.isSpriteMaterial?function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.rotation.value=e.rotation,e.map&&(t.map.value=e.map,n(e.map,t.mapTransform));e.alphaMap&&(t.alphaMap.value=e.alphaMap,n(e.alphaMap,t.alphaMapTransform));e.alphaTest>0&&(t.alphaTest.value=e.alphaTest)}(t,r):r.isShadowMaterial?(t.color.value.copy(r.color),t.opacity.value=r.opacity):r.isShaderMaterial&&(r.uniformsNeedUpdate=!1)}}}function Xo(t,e,n,i){let r={},a={},s=[];const o=t.getParameter(t.MAX_UNIFORM_BUFFER_BINDINGS);function l(t,e,n,i){const r=t.value,a=e+"_"+n;if(void 0===i[a])return i[a]="number"==typeof r||"boolean"==typeof r?r:r.clone(),!0;{const t=i[a];if("number"==typeof r||"boolean"==typeof r){if(t!==r)return i[a]=r,!0}else if(!1===t.equals(r))return t.copy(r),!0}return!1}function c(t){const e={boundary:0,storage:0};return"number"==typeof t||"boolean"==typeof t?(e.boundary=4,e.storage=4):t.isVector2?(e.boundary=8,e.storage=8):t.isVector3||t.isColor?(e.boundary=16,e.storage=12):t.isVector4?(e.boundary=16,e.storage=16):t.isMatrix3?(e.boundary=48,e.storage=48):t.isMatrix4?(e.boundary=64,e.storage=64):t.isTexture?console.warn("THREE.WebGLRenderer: Texture samplers can not be part of an uniforms group."):console.warn("THREE.WebGLRenderer: Unsupported uniform value type.",t),e}function h(e){const n=e.target;n.removeEventListener("dispose",h);const i=s.indexOf(n.__bindingPointIndex);s.splice(i,1),t.deleteBuffer(r[n.id]),delete r[n.id],delete a[n.id]}return{bind:function(t,e){const n=e.program;i.uniformBlockBinding(t,n)},update:function(n,u){let d=r[n.id];void 0===d&&(!function(t){const e=t.uniforms;let n=0;const i=16;for(let a=0,s=e.length;a0&&(n+=i-r);t.__size=n,t.__cache={}}(n),d=function(e){const n=function(){for(let t=0;t0),u=!!n.morphAttributes.position,d=!!n.morphAttributes.normal,p=!!n.morphAttributes.color;let f=0;i.toneMapped&&(null!==T&&!0!==T.isXRRenderTarget||(f=M.toneMapping));const m=n.morphAttributes.position||n.morphAttributes.normal||n.morphAttributes.color,g=void 0!==m?m.length:0,v=ot.get(i),x=_.state.lights;if(!0===V&&(!0===G||t!==w)){const e=t===w&&i.id===b;St.setState(i,t,e)}let S=!1;i.version===v.__version?v.needsLights&&v.lightsStateVersion!==x.state.version||v.outputColorSpace!==o||r.isBatchedMesh&&!1===v.batching?S=!0:r.isBatchedMesh||!0!==v.batching?r.isBatchedMesh&&!0===v.batchingColor&&null===r.colorTexture||r.isBatchedMesh&&!1===v.batchingColor&&null!==r.colorTexture||r.isInstancedMesh&&!1===v.instancing?S=!0:r.isInstancedMesh||!0!==v.instancing?r.isSkinnedMesh&&!1===v.skinning?S=!0:r.isSkinnedMesh||!0!==v.skinning?r.isInstancedMesh&&!0===v.instancingColor&&null===r.instanceColor||r.isInstancedMesh&&!1===v.instancingColor&&null!==r.instanceColor||r.isInstancedMesh&&!0===v.instancingMorph&&null===r.morphTexture||r.isInstancedMesh&&!1===v.instancingMorph&&null!==r.morphTexture||v.envMap!==l||!0===i.fog&&v.fog!==a?S=!0:void 0===v.numClippingPlanes||v.numClippingPlanes===St.numPlanes&&v.numIntersection===St.numIntersection?(v.vertexAlphas!==c||v.vertexTangents!==h||v.morphTargets!==u||v.morphNormals!==d||v.morphColors!==p||v.toneMapping!==f||v.morphTargetsCount!==g)&&(S=!0):S=!0:S=!0:S=!0:S=!0:(S=!0,v.__version=i.version);let y=v.currentProgram;!0===S&&(y=Zt(i,e,r));let E=!1,A=!1,R=!1;const C=y.getUniforms(),P=v.uniforms;tt.useProgram(y.program)&&(E=!0,A=!0,R=!0);i.id!==b&&(b=i.id,A=!0);if(E||w!==t){tt.buffers.depth.getReversed()&&!0!==t.reversedDepth&&(t._reversedDepth=!0,t.updateProjectionMatrix()),C.setValue(Pt,"projectionMatrix",t.projectionMatrix),C.setValue(Pt,"viewMatrix",t.matrixWorldInverse);const e=C.map.cameraPosition;void 0!==e&&e.setValue(Pt,W.setFromMatrixPosition(t.matrixWorld)),$.logarithmicDepthBuffer&&C.setValue(Pt,"logDepthBufFC",2/(Math.log(t.far+1)/Math.LN2)),(i.isMeshPhongMaterial||i.isMeshToonMaterial||i.isMeshLambertMaterial||i.isMeshBasicMaterial||i.isMeshStandardMaterial||i.isShaderMaterial)&&C.setValue(Pt,"isOrthographic",!0===t.isOrthographicCamera),w!==t&&(w=t,A=!0,R=!0)}if(r.isSkinnedMesh){C.setOptional(Pt,r,"bindMatrix"),C.setOptional(Pt,r,"bindMatrixInverse");const t=r.skeleton;t&&(null===t.boneTexture&&t.computeBoneTexture(),C.setValue(Pt,"boneTexture",t.boneTexture,lt))}r.isBatchedMesh&&(C.setOptional(Pt,r,"batchingTexture"),C.setValue(Pt,"batchingTexture",r._matricesTexture,lt),C.setOptional(Pt,r,"batchingIdTexture"),C.setValue(Pt,"batchingIdTexture",r._indirectTexture,lt),C.setOptional(Pt,r,"batchingColorTexture"),null!==r._colorsTexture&&C.setValue(Pt,"batchingColorTexture",r._colorsTexture,lt));const D=n.morphAttributes;void 0===D.position&&void 0===D.normal&&void 0===D.color||Tt.update(r,n,y);(A||v.receiveShadow!==r.receiveShadow)&&(v.receiveShadow=r.receiveShadow,C.setValue(Pt,"receiveShadow",r.receiveShadow));i.isMeshGouraudMaterial&&null!==i.envMap&&(P.envMap.value=l,P.flipEnvMap.value=l.isCubeTexture&&!1===l.isRenderTargetTexture?-1:1);i.isMeshStandardMaterial&&null===i.envMap&&null!==e.environment&&(P.envMapIntensity.value=e.environmentIntensity);A&&(C.setValue(Pt,"toneMappingExposure",M.toneMappingExposure),v.needsLights&&(N=R,(L=P).ambientLightColor.needsUpdate=N,L.lightProbe.needsUpdate=N,L.directionalLights.needsUpdate=N,L.directionalLightShadows.needsUpdate=N,L.pointLights.needsUpdate=N,L.pointLightShadows.needsUpdate=N,L.spotLights.needsUpdate=N,L.spotLightShadows.needsUpdate=N,L.rectAreaLights.needsUpdate=N,L.hemisphereLights.needsUpdate=N),a&&!0===i.fog&&vt.refreshFogUniforms(P,a),vt.refreshMaterialUniforms(P,i,I,U,_.state.transmissionRenderTarget[t.id]),Js.upload(Pt,Jt(v),P,lt));var L,N;i.isShaderMaterial&&!0===i.uniformsNeedUpdate&&(Js.upload(Pt,Jt(v),P,lt),i.uniformsNeedUpdate=!1);i.isSpriteMaterial&&C.setValue(Pt,"center",r.center);if(C.setValue(Pt,"modelViewMatrix",r.modelViewMatrix),C.setValue(Pt,"normalMatrix",r.normalMatrix),C.setValue(Pt,"modelMatrix",r.matrixWorld),i.isShaderMaterial||i.isRawShaderMaterial){const t=i.uniformsGroups;for(let e=0,n=t.length;e{function n(){i.forEach((function(t){ot.get(t).currentProgram.isReady()&&i.delete(t)})),0!==i.size?setTimeout(n,10):e(t)}null!==J.get("KHR_parallel_shader_compile")?n():setTimeout(n,10)}))};let zt=null;function Ht(){Gt.stop()}function Vt(){Gt.start()}const Gt=new la;function kt(t,e,n,i){if(!1===t.visible)return;if(t.layers.test(e.layers))if(t.isGroup)n=t.renderOrder;else if(t.isLOD)!0===t.autoUpdate&&t.update(e);else if(t.isLight)_.pushLight(t),t.castShadow&&_.pushShadow(t);else if(t.isSprite){if(!t.frustumCulled||H.intersectsSprite(t)){i&&X.setFromMatrixPosition(t.matrixWorld).applyMatrix4(k);const e=gt.update(t),r=t.material;r.visible&&g.push(t,e,r,n,X.z,null)}}else if((t.isMesh||t.isLine||t.isPoints)&&(!t.frustumCulled||H.intersectsObject(t))){const e=gt.update(t),r=t.material;if(i&&(void 0!==t.boundingSphere?(null===t.boundingSphere&&t.computeBoundingSphere(),X.copy(t.boundingSphere.center)):(null===e.boundingSphere&&e.computeBoundingSphere(),X.copy(e.boundingSphere.center)),X.applyMatrix4(t.matrixWorld).applyMatrix4(k)),Array.isArray(r)){const i=e.groups;for(let a=0,s=i.length;a0&&qt(r,e,n),a.length>0&&qt(a,e,n),s.length>0&&qt(s,e,n),tt.buffers.depth.setTest(!0),tt.buffers.depth.setMask(!0),tt.buffers.color.setMask(!0),tt.setPolygonOffset(!1)}function Xt(t,e,n,i){if(null!==(!0===n.isScene?n.overrideMaterial:null))return;void 0===_.state.transmissionRenderTarget[i.id]&&(_.state.transmissionRenderTarget[i.id]=new Ye(1,1,{generateMipmaps:!0,type:J.has("EXT_color_buffer_half_float")||J.has("EXT_color_buffer_float")?it:Z,minFilter:K,samples:4,stencilBuffer:a,resolveDepthBuffer:!1,resolveStencilBuffer:!1,colorSpace:Ie.workingColorSpace}));const r=_.state.transmissionRenderTarget[i.id],s=i.viewport||A;r.setSize(s.z*M.transmissionResolutionScale,s.w*M.transmissionResolutionScale);const o=M.getRenderTarget(),l=M.getActiveCubeFace(),c=M.getActiveMipmapLevel();M.setRenderTarget(r),M.getClearColor(P),D=M.getClearAlpha(),D<1&&M.setClearColor(16777215,.5),M.clear(),Y&&Et.render(n);const h=M.toneMapping;M.toneMapping=0;const u=i.viewport;if(void 0!==i.viewport&&(i.viewport=void 0),_.setupLightsView(i),!0===V&&St.setGlobalState(M.clippingPlanes,i),qt(t,n,i),lt.updateMultisampleRenderTarget(r),lt.updateRenderTargetMipmap(r),!1===J.has("WEBGL_multisampled_render_to_texture")){let t=!1;for(let r=0,a=e.length;r0)for(let e=0,a=n.length;e0&&Xt(i,r,t,e),Y&&Et.render(t),Wt(g,t,e);null!==T&&0===E&&(lt.updateMultisampleRenderTarget(T),lt.updateRenderTargetMipmap(T)),!0===t.isScene&&t.onAfterRender(M,t,e),Rt.resetDefaultState(),b=-1,w=null,x.pop(),x.length>0?(_=x[x.length-1],!0===V&&St.setGlobalState(M.clippingPlanes,_.state.camera)):_=null,v.pop(),g=v.length>0?v[v.length-1]:null},this.getActiveCubeFace=function(){return y},this.getActiveMipmapLevel=function(){return E},this.getRenderTarget=function(){return T},this.setRenderTargetTextures=function(t,e,n){const i=ot.get(t);i.__autoAllocateDepthBuffer=!1===t.resolveDepthBuffer,!1===i.__autoAllocateDepthBuffer&&(i.__useRenderToTexture=!1),ot.get(t.texture).__webglTexture=e,ot.get(t.depthTexture).__webglTexture=i.__autoAllocateDepthBuffer?void 0:n,i.__hasExternalTextures=!0},this.setRenderTargetFramebuffer=function(t,e){const n=ot.get(t);n.__webglFramebuffer=e,n.__useDefaultFramebuffer=void 0===e};const Qt=Pt.createFramebuffer();this.setRenderTarget=function(t,e=0,n=0){T=t,y=e,E=n;let i=!0,r=null,a=!1,s=!1;if(t){const o=ot.get(t);if(void 0!==o.__useDefaultFramebuffer)tt.bindFramebuffer(Pt.FRAMEBUFFER,null),i=!1;else if(void 0===o.__webglFramebuffer)lt.setupRenderTarget(t);else if(o.__hasExternalTextures)lt.rebindTextures(t,ot.get(t.texture).__webglTexture,ot.get(t.depthTexture).__webglTexture);else if(t.depthBuffer){const e=t.depthTexture;if(o.__boundDepthTexture!==e){if(null!==e&&ot.has(e)&&(t.width!==e.image.width||t.height!==e.image.height))throw new Error("WebGLRenderTarget: Attached DepthTexture is initialized to the incorrect size.");lt.setupDepthRenderbuffer(t)}}const l=t.texture;(l.isData3DTexture||l.isDataArrayTexture||l.isCompressedArrayTexture)&&(s=!0);const c=ot.get(t).__webglFramebuffer;t.isWebGLCubeRenderTarget?(r=Array.isArray(c[e])?c[e][n]:c[e],a=!0):r=t.samples>0&&!1===lt.useMultisampledRTT(t)?ot.get(t).__webglMultisampledFramebuffer:Array.isArray(c)?c[n]:c,A.copy(t.viewport),R.copy(t.scissor),C=t.scissorTest}else A.copy(F).multiplyScalar(I).floor(),R.copy(B).multiplyScalar(I).floor(),C=z;0!==n&&(r=Qt);if(tt.bindFramebuffer(Pt.FRAMEBUFFER,r)&&i&&tt.drawBuffers(t,r),tt.viewport(A),tt.scissor(R),tt.setScissorTest(C),a){const i=ot.get(t.texture);Pt.framebufferTexture2D(Pt.FRAMEBUFFER,Pt.COLOR_ATTACHMENT0,Pt.TEXTURE_CUBE_MAP_POSITIVE_X+e,i.__webglTexture,n)}else if(s){const i=e;for(let e=0;e=0&&e<=t.width-i&&n>=0&&n<=t.height-r&&(t.textures.length>1&&Pt.readBuffer(Pt.COLOR_ATTACHMENT0+o),Pt.readPixels(e,n,i,r,At.convert(l),At.convert(c),a))}finally{const t=null!==T?ot.get(T).__webglFramebuffer:null;tt.bindFramebuffer(Pt.FRAMEBUFFER,t)}}},this.readRenderTargetPixelsAsync=async function(t,e,n,i,r,a,s,o=0){if(!t||!t.isWebGLRenderTarget)throw new Error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let l=ot.get(t).__webglFramebuffer;if(t.isWebGLCubeRenderTarget&&void 0!==s&&(l=l[s]),l){if(e>=0&&e<=t.width-i&&n>=0&&n<=t.height-r){tt.bindFramebuffer(Pt.FRAMEBUFFER,l);const s=t.textures[o],c=s.format,h=s.type;if(!$.textureFormatReadable(c))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in RGBA or implementation defined format.");if(!$.textureTypeReadable(h))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in UnsignedByteType or implementation defined type.");const u=Pt.createBuffer();Pt.bindBuffer(Pt.PIXEL_PACK_BUFFER,u),Pt.bufferData(Pt.PIXEL_PACK_BUFFER,a.byteLength,Pt.STREAM_READ),t.textures.length>1&&Pt.readBuffer(Pt.COLOR_ATTACHMENT0+o),Pt.readPixels(e,n,i,r,At.convert(c),At.convert(h),0);const d=null!==T?ot.get(T).__webglFramebuffer:null;tt.bindFramebuffer(Pt.FRAMEBUFFER,d);const p=Pt.fenceSync(Pt.SYNC_GPU_COMMANDS_COMPLETE,0);return Pt.flush(),await function(t,e,n){return new Promise((function(i,r){setTimeout((function a(){switch(t.clientWaitSync(e,t.SYNC_FLUSH_COMMANDS_BIT,0)){case t.WAIT_FAILED:r();break;case t.TIMEOUT_EXPIRED:setTimeout(a,n);break;default:i()}}),n)}))}(Pt,p,4),Pt.bindBuffer(Pt.PIXEL_PACK_BUFFER,u),Pt.getBufferSubData(Pt.PIXEL_PACK_BUFFER,0,a),Pt.deleteBuffer(u),Pt.deleteSync(p),a}throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: requested read bounds are out of range.")}},this.copyFramebufferToTexture=function(t,e=null,n=0){const i=Math.pow(2,-n),r=Math.floor(t.image.width*i),a=Math.floor(t.image.height*i),s=null!==e?e.x:0,o=null!==e?e.y:0;lt.setTexture2D(t,0),Pt.copyTexSubImage2D(Pt.TEXTURE_2D,n,0,0,s,o,r,a),tt.unbindTexture()};const te=Pt.createFramebuffer(),ee=Pt.createFramebuffer();this.copyTextureToTexture=function(t,e,n=null,i=null,r=0,a=null){let s,o,l,c,h,u,d,p,f;null===a&&(0!==r?(Pe("WebGLRenderer: copyTextureToTexture function signature has changed to support src and dst mipmap levels."),a=r,r=0):a=0);const m=t.isCompressedTexture?t.mipmaps[a]:t.image;if(null!==n)s=n.max.x-n.min.x,o=n.max.y-n.min.y,l=n.isBox3?n.max.z-n.min.z:1,c=n.min.x,h=n.min.y,u=n.isBox3?n.min.z:0;else{const e=Math.pow(2,-r);s=Math.floor(m.width*e),o=Math.floor(m.height*e),l=t.isDataArrayTexture?m.depth:t.isData3DTexture?Math.floor(m.depth*e):1,c=0,h=0,u=0}null!==i?(d=i.x,p=i.y,f=i.z):(d=0,p=0,f=0);const g=At.convert(e.format),_=At.convert(e.type);let v;e.isData3DTexture?(lt.setTexture3D(e,0),v=Pt.TEXTURE_3D):e.isDataArrayTexture||e.isCompressedArrayTexture?(lt.setTexture2DArray(e,0),v=Pt.TEXTURE_2D_ARRAY):(lt.setTexture2D(e,0),v=Pt.TEXTURE_2D),Pt.pixelStorei(Pt.UNPACK_FLIP_Y_WEBGL,e.flipY),Pt.pixelStorei(Pt.UNPACK_PREMULTIPLY_ALPHA_WEBGL,e.premultiplyAlpha),Pt.pixelStorei(Pt.UNPACK_ALIGNMENT,e.unpackAlignment);const x=Pt.getParameter(Pt.UNPACK_ROW_LENGTH),M=Pt.getParameter(Pt.UNPACK_IMAGE_HEIGHT),S=Pt.getParameter(Pt.UNPACK_SKIP_PIXELS),y=Pt.getParameter(Pt.UNPACK_SKIP_ROWS),E=Pt.getParameter(Pt.UNPACK_SKIP_IMAGES);Pt.pixelStorei(Pt.UNPACK_ROW_LENGTH,m.width),Pt.pixelStorei(Pt.UNPACK_IMAGE_HEIGHT,m.height),Pt.pixelStorei(Pt.UNPACK_SKIP_PIXELS,c),Pt.pixelStorei(Pt.UNPACK_SKIP_ROWS,h),Pt.pixelStorei(Pt.UNPACK_SKIP_IMAGES,u);const T=t.isDataArrayTexture||t.isData3DTexture,b=e.isDataArrayTexture||e.isData3DTexture;if(t.isDepthTexture){const n=ot.get(t),i=ot.get(e),m=ot.get(n.__renderTarget),g=ot.get(i.__renderTarget);tt.bindFramebuffer(Pt.READ_FRAMEBUFFER,m.__webglFramebuffer),tt.bindFramebuffer(Pt.DRAW_FRAMEBUFFER,g.__webglFramebuffer);for(let _=0;_Math.PI&&(n-=tl),i<-Math.PI?i+=tl:i>Math.PI&&(i-=tl),this._spherical.theta=n<=i?Math.max(n,Math.min(i,this._spherical.theta)):this._spherical.theta>(n+i)/2?Math.max(n,this._spherical.theta):Math.min(i,this._spherical.theta)),this._spherical.phi=Math.max(this.minPolarAngle,Math.min(this.maxPolarAngle,this._spherical.phi)),this._spherical.makeSafe(),!0===this.enableDamping?this.target.addScaledVector(this._panOffset,this.dampingFactor):this.target.add(this._panOffset),this.target.sub(this.cursor),this.target.clampLength(this.minTargetRadius,this.maxTargetRadius),this.target.add(this.cursor);let r=!1;if(this.zoomToCursor&&this._performCursorZoom||this.object.isOrthographicCamera)this._spherical.radius=this._clampDistance(this._spherical.radius);else{const t=this._spherical.radius;this._spherical.radius=this._clampDistance(this._spherical.radius*this._scale),r=t!=this._spherical.radius}if(Qo.setFromSpherical(this._spherical),Qo.applyQuaternion(this._quatInverse),e.copy(this.target).add(Qo),this.object.lookAt(this.target),!0===this.enableDamping?(this._sphericalDelta.theta*=1-this.dampingFactor,this._sphericalDelta.phi*=1-this.dampingFactor,this._panOffset.multiplyScalar(1-this.dampingFactor)):(this._sphericalDelta.set(0,0,0),this._panOffset.set(0,0,0)),this.zoomToCursor&&this._performCursorZoom){let t=null;if(this.object.isPerspectiveCamera){const e=Qo.length();t=this._clampDistance(e*this._scale);const n=e-t;this.object.position.addScaledVector(this._dollyDirection,n),this.object.updateMatrixWorld(),r=!!n}else if(this.object.isOrthographicCamera){const e=new Se(this._mouse.x,this._mouse.y,0);e.unproject(this.object);const n=this.object.zoom;this.object.zoom=Math.max(this.minZoom,Math.min(this.maxZoom,this.object.zoom/this._scale)),this.object.updateProjectionMatrix(),r=n!==this.object.zoom;const i=new Se(this._mouse.x,this._mouse.y,0);i.unproject(this.object),this.object.position.sub(i).add(e),this.object.updateMatrixWorld(),t=Qo.length()}else console.warn("WARNING: OrbitControls.js encountered an unknown camera type - zoom to cursor disabled."),this.zoomToCursor=!1;null!==t&&(this.screenSpacePanning?this.target.set(0,0,-1).transformDirection(this.object.matrix).multiplyScalar(t).add(this.object.position):(Zo.origin.copy(this.object.position),Zo.direction.set(0,0,-1).transformDirection(this.object.matrix),Math.abs(this.object.up.dot(Zo.direction))<$o?this.object.lookAt(this.target):(Jo.setFromNormalAndCoplanarPoint(this.object.up,this.target),Zo.intersectPlane(Jo,this.target))))}else if(this.object.isOrthographicCamera){const t=this.object.zoom;this.object.zoom=Math.max(this.minZoom,Math.min(this.maxZoom,this.object.zoom/this._scale)),t!==this.object.zoom&&(this.object.updateProjectionMatrix(),r=!0)}return this._scale=1,this._performCursorZoom=!1,!!(r||this._lastPosition.distanceToSquared(this.object.position)>cl||8*(1-this._lastQuaternion.dot(this.object.quaternion))>cl||this._lastTargetPosition.distanceToSquared(this.target)>cl)&&(this.dispatchEvent(Yo),this._lastPosition.copy(this.object.position),this._lastQuaternion.copy(this.object.quaternion),this._lastTargetPosition.copy(this.target),!0)}_getAutoRotationAngle(t){return null!==t?tl/60*this.autoRotateSpeed*t:tl/60/60*this.autoRotateSpeed}_getZoomScale(t){const e=Math.abs(.01*t);return Math.pow(.95,this.zoomSpeed*e)}_rotateLeft(t){this._sphericalDelta.theta-=t}_rotateUp(t){this._sphericalDelta.phi-=t}_panLeft(t,e){Qo.setFromMatrixColumn(e,0),Qo.multiplyScalar(-t),this._panOffset.add(Qo)}_panUp(t,e){!0===this.screenSpacePanning?Qo.setFromMatrixColumn(e,1):(Qo.setFromMatrixColumn(e,0),Qo.crossVectors(this.object.up,Qo)),Qo.multiplyScalar(t),this._panOffset.add(Qo)}_pan(t,e){const n=this.domElement;if(this.object.isPerspectiveCamera){const i=this.object.position;Qo.copy(i).sub(this.target);let r=Qo.length();r*=Math.tan(this.object.fov/2*Math.PI/180),this._panLeft(2*t*r/n.clientHeight,this.object.matrix),this._panUp(2*e*r/n.clientHeight,this.object.matrix)}else this.object.isOrthographicCamera?(this._panLeft(t*(this.object.right-this.object.left)/this.object.zoom/n.clientWidth,this.object.matrix),this._panUp(e*(this.object.top-this.object.bottom)/this.object.zoom/n.clientHeight,this.object.matrix)):(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - pan disabled."),this.enablePan=!1)}_dollyOut(t){this.object.isPerspectiveCamera||this.object.isOrthographicCamera?this._scale/=t:(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled."),this.enableZoom=!1)}_dollyIn(t){this.object.isPerspectiveCamera||this.object.isOrthographicCamera?this._scale*=t:(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled."),this.enableZoom=!1)}_updateZoomParameters(t,e){if(!this.zoomToCursor)return;this._performCursorZoom=!0;const n=this.domElement.getBoundingClientRect(),i=t-n.left,r=e-n.top,a=n.width,s=n.height;this._mouse.x=i/a*2-1,this._mouse.y=-r/s*2+1,this._dollyDirection.set(this._mouse.x,this._mouse.y,1).unproject(this.object).sub(this.object.position).normalize()}_clampDistance(t){return Math.max(this.minDistance,Math.min(this.maxDistance,t))}_handleMouseDownRotate(t){this._rotateStart.set(t.clientX,t.clientY)}_handleMouseDownDolly(t){this._updateZoomParameters(t.clientX,t.clientX),this._dollyStart.set(t.clientX,t.clientY)}_handleMouseDownPan(t){this._panStart.set(t.clientX,t.clientY)}_handleMouseMoveRotate(t){this._rotateEnd.set(t.clientX,t.clientY),this._rotateDelta.subVectors(this._rotateEnd,this._rotateStart).multiplyScalar(this.rotateSpeed);const e=this.domElement;this._rotateLeft(tl*this._rotateDelta.x/e.clientHeight),this._rotateUp(tl*this._rotateDelta.y/e.clientHeight),this._rotateStart.copy(this._rotateEnd),this.update()}_handleMouseMoveDolly(t){this._dollyEnd.set(t.clientX,t.clientY),this._dollyDelta.subVectors(this._dollyEnd,this._dollyStart),this._dollyDelta.y>0?this._dollyOut(this._getZoomScale(this._dollyDelta.y)):this._dollyDelta.y<0&&this._dollyIn(this._getZoomScale(this._dollyDelta.y)),this._dollyStart.copy(this._dollyEnd),this.update()}_handleMouseMovePan(t){this._panEnd.set(t.clientX,t.clientY),this._panDelta.subVectors(this._panEnd,this._panStart).multiplyScalar(this.panSpeed),this._pan(this._panDelta.x,this._panDelta.y),this._panStart.copy(this._panEnd),this.update()}_handleMouseWheel(t){this._updateZoomParameters(t.clientX,t.clientY),t.deltaY<0?this._dollyIn(this._getZoomScale(t.deltaY)):t.deltaY>0&&this._dollyOut(this._getZoomScale(t.deltaY)),this.update()}_handleKeyDown(t){let e=!1;switch(t.code){case this.keys.UP:t.ctrlKey||t.metaKey||t.shiftKey?this.enableRotate&&this._rotateUp(tl*this.keyRotateSpeed/this.domElement.clientHeight):this.enablePan&&this._pan(0,this.keyPanSpeed),e=!0;break;case this.keys.BOTTOM:t.ctrlKey||t.metaKey||t.shiftKey?this.enableRotate&&this._rotateUp(-tl*this.keyRotateSpeed/this.domElement.clientHeight):this.enablePan&&this._pan(0,-this.keyPanSpeed),e=!0;break;case this.keys.LEFT:t.ctrlKey||t.metaKey||t.shiftKey?this.enableRotate&&this._rotateLeft(tl*this.keyRotateSpeed/this.domElement.clientHeight):this.enablePan&&this._pan(this.keyPanSpeed,0),e=!0;break;case this.keys.RIGHT:t.ctrlKey||t.metaKey||t.shiftKey?this.enableRotate&&this._rotateLeft(-tl*this.keyRotateSpeed/this.domElement.clientHeight):this.enablePan&&this._pan(-this.keyPanSpeed,0),e=!0}e&&(t.preventDefault(),this.update())}_handleTouchStartRotate(t){if(1===this._pointers.length)this._rotateStart.set(t.pageX,t.pageY);else{const e=this._getSecondPointerPosition(t),n=.5*(t.pageX+e.x),i=.5*(t.pageY+e.y);this._rotateStart.set(n,i)}}_handleTouchStartPan(t){if(1===this._pointers.length)this._panStart.set(t.pageX,t.pageY);else{const e=this._getSecondPointerPosition(t),n=.5*(t.pageX+e.x),i=.5*(t.pageY+e.y);this._panStart.set(n,i)}}_handleTouchStartDolly(t){const e=this._getSecondPointerPosition(t),n=t.pageX-e.x,i=t.pageY-e.y,r=Math.sqrt(n*n+i*i);this._dollyStart.set(0,r)}_handleTouchStartDollyPan(t){this.enableZoom&&this._handleTouchStartDolly(t),this.enablePan&&this._handleTouchStartPan(t)}_handleTouchStartDollyRotate(t){this.enableZoom&&this._handleTouchStartDolly(t),this.enableRotate&&this._handleTouchStartRotate(t)}_handleTouchMoveRotate(t){if(1==this._pointers.length)this._rotateEnd.set(t.pageX,t.pageY);else{const e=this._getSecondPointerPosition(t),n=.5*(t.pageX+e.x),i=.5*(t.pageY+e.y);this._rotateEnd.set(n,i)}this._rotateDelta.subVectors(this._rotateEnd,this._rotateStart).multiplyScalar(this.rotateSpeed);const e=this.domElement;this._rotateLeft(tl*this._rotateDelta.x/e.clientHeight),this._rotateUp(tl*this._rotateDelta.y/e.clientHeight),this._rotateStart.copy(this._rotateEnd)}_handleTouchMovePan(t){if(1===this._pointers.length)this._panEnd.set(t.pageX,t.pageY);else{const e=this._getSecondPointerPosition(t),n=.5*(t.pageX+e.x),i=.5*(t.pageY+e.y);this._panEnd.set(n,i)}this._panDelta.subVectors(this._panEnd,this._panStart).multiplyScalar(this.panSpeed),this._pan(this._panDelta.x,this._panDelta.y),this._panStart.copy(this._panEnd)}_handleTouchMoveDolly(t){const e=this._getSecondPointerPosition(t),n=t.pageX-e.x,i=t.pageY-e.y,r=Math.sqrt(n*n+i*i);this._dollyEnd.set(0,r),this._dollyDelta.set(0,Math.pow(this._dollyEnd.y/this._dollyStart.y,this.zoomSpeed)),this._dollyOut(this._dollyDelta.y),this._dollyStart.copy(this._dollyEnd);const a=.5*(t.pageX+e.x),s=.5*(t.pageY+e.y);this._updateZoomParameters(a,s)}_handleTouchMoveDollyPan(t){this.enableZoom&&this._handleTouchMoveDolly(t),this.enablePan&&this._handleTouchMovePan(t)}_handleTouchMoveDollyRotate(t){this.enableZoom&&this._handleTouchMoveDolly(t),this.enableRotate&&this._handleTouchMoveRotate(t)}_addPointer(t){this._pointers.push(t.pointerId)}_removePointer(t){delete this._pointerPositions[t.pointerId];for(let e=0;en.width);const s=new gi(e).getHSL({h:0,s:0,l:0});i.fillStyle=s.l<.5?"white":"black",i.fillText(t,n.width/2-r/2,n.height/2+a/2);const o=new We(n);o.needsUpdate=!0;return super(new Ki(.5,.5,.5),new Mi({map:o,color:"white"})),this}}class Pl extends hr{constructor(t,e,n,i=1){super(),this.row=t,this.col=e,this.add(this.createLine(n,i)),this.add(this.addLocationLabel(i))}addSymbol(t){this.add(t)}createLine(t,e){const n=[new Se(this.row*e,0,this.col*e),new Se(this.row*e,t*e,this.col*e)];return new bl(n[0],n[1])}addLocationLabel(t){const e=new Tl(`(${this.row}, ${this.col})`);return e.position.copy(new Se(this.row*t,-.6*t,this.col*t)),e}}class Dl extends hr{constructor(t,e=1){super(),this.padding_factor=e,this.moment=t.moment,this.buildAndAddMeshesToGroup(t),this.addConnectionLines(t)}buildAndAddMeshesToGroup(t){const e=t.location_info;t.wire_symbols.forEach(((n,i)=>{let r;switch(n){case"X":r=new Al(t.color_info[i]);break;case"@":r=new wl;break;case"×":r=new Rl;break;default:r=new Cl(n,t.color_info[i])}r.position.set(e[i].row*this.padding_factor,t.moment*this.padding_factor,e[i].col*this.padding_factor),this.add(r)}))}addConnectionLines(t){const e=t.location_info;if(e.length>1){let n=0;for(;ne)throw new Error(`The SymbolInformation object ${t} has an invalid moment ${t.moment}`);this.getQubit(t.location_info[0].row,t.location_info[0].col).addSymbol(n)}addQubit(t,e,n){const i=new Pl(t,e,n,this.padding_factor);this.setQubit(t,e,i),this.add(i)}getQubit(t,e){return this.qubit_map.get(t).get(e)}setQubit(t,e,n){const i=this.qubit_map.get(t);i?i.set(e,n):this.qubit_map.set(t,(new Map).set(e,n))}hasQubit(t,e){const n=this.qubit_map.get(t);return!!n&&n.has(e)}}class Ul extends pr{constructor(t){super(),this.WIDTH=1e3,this.HEIGHT=700,this.renderer=new jo({alpha:!0,antialias:!0}),this.renderer.setSize(this.WIDTH,this.HEIGHT),this.perspectiveCamera=new ar(75,this.WIDTH/this.HEIGHT,.1,1e3),this.orthographicCamera=new ia(this.WIDTH/this.HEIGHT/-2,this.WIDTH/this.HEIGHT/2,this.HEIGHT/this.WIDTH/2,this.HEIGHT/this.WIDTH/-2,.1,100),this.orthographicCamera.zoom=.1,this.camera=this.perspectiveCamera,this.perspectiveControls=new hl(this.perspectiveCamera,this.renderer.domElement),this.orthographicControls=new hl(this.orthographicCamera,this.renderer.domElement),this.controls=this.perspectiveControls;document.getElementById(t).appendChild(this.renderer.domElement),this.animate()}setCameraAndControls(t){this.fitPerspectiveCamera(t),this.fitOrthographicCamera(t),this.camera.up.set(0,1,0),this.camera.lookAt(t.position);const e=(new Ze).setFromObject(t).getCenter(new Se);this.controls.target.set(e.x,e.y,e.z)}toggleCamera(t){this.camera instanceof ar?(this.camera=this.orthographicCamera,this.controls=this.orthographicControls):(this.camera=this.perspectiveCamera,this.controls=this.perspectiveControls),this.setCameraAndControls(t)}animate(){requestAnimationFrame(this.animate.bind(this)),this.controls.update(),this.renderer.render(this,this.camera)}fitPerspectiveCamera(t){const e=new Ze;e.setFromObject(t);const n=e.getSize(new Se),i=Math.max(n.x,n.y,n.z),r=this.perspectiveCamera.fov*(Math.PI/180),a=Math.abs(i/Math.sin(r/2));this.perspectiveCamera.position.x=0,this.perspectiveCamera.position.y=2.5,this.perspectiveCamera.position.z=a}fitOrthographicCamera(t){this.orthographicCamera.position.x=1,this.orthographicCamera.position.y=2,this.orthographicCamera.zoom=.07,this.orthographicCamera.updateProjectionMatrix(),this.orthographicCamera.lookAt(t.position)}}function Il(t,e,n,i=1){const r=new Ul(n),a=new Ll(e,t,i);return r.add(a),r.setCameraAndControls(a),{circuit:a,scene:r}}return globalThis.createGridCircuit=Il,t.createGridCircuit=Il,Object.defineProperty(t,Symbol.toStringTag,{value:"Module"}),t}({}); diff --git a/cirq-web/cirq_web/dist/circuit.bundle.js.LICENSE.txt b/cirq-web/cirq_web/dist/circuit.bundle.js.LICENSE.txt deleted file mode 100644 index 68590df208c..00000000000 --- a/cirq-web/cirq_web/dist/circuit.bundle.js.LICENSE.txt +++ /dev/null @@ -1,5 +0,0 @@ -/** - * @license - * Copyright 2010-2025 Three.js Authors - * SPDX-License-Identifier: MIT - */ diff --git a/cirq-web/cirq_web/dist/html/bloch_sphere.html b/cirq-web/cirq_web/dist/html/bloch_sphere.html deleted file mode 100644 index 5970f220e0f..00000000000 --- a/cirq-web/cirq_web/dist/html/bloch_sphere.html +++ /dev/null @@ -1,14 +0,0 @@ - - - - Cirq Web Development page - - -
- - - - diff --git a/cirq-web/cirq_web/dist/html/circuit.html b/cirq-web/cirq_web/dist/html/circuit.html deleted file mode 100644 index eac8452d050..00000000000 --- a/cirq-web/cirq_web/dist/html/circuit.html +++ /dev/null @@ -1,29 +0,0 @@ - - - Cirq Web Development Page -- 3D circuits - - - - -
- - - - diff --git a/cirq-web/cirq_web/dist/index.html b/cirq-web/cirq_web/dist/index.html deleted file mode 100644 index d4841ee7292..00000000000 --- a/cirq-web/cirq_web/dist/index.html +++ /dev/null @@ -1,14 +0,0 @@ - - - - Cirq Web Development page - - - - - - diff --git a/cirq-web/cirq_web/e2e/bloch_sphere/bloch_sphere_e2e_test.ts b/cirq-web/cirq_web/e2e/bloch_sphere/bloch_sphere_e2e_test.ts index 5e1b218e958..0a9d1b57030 100644 --- a/cirq-web/cirq_web/e2e/bloch_sphere/bloch_sphere_e2e_test.ts +++ b/cirq-web/cirq_web/e2e/bloch_sphere/bloch_sphere_e2e_test.ts @@ -13,7 +13,7 @@ // limitations under the License. import puppeteer from 'puppeteer'; -import {expect} from 'chai'; +import {beforeAll, describe, it, expect} from 'vitest'; import {readFileSync} from 'fs'; import pixelmatch from 'pixelmatch'; import * as PNG from 'pngjs'; @@ -53,65 +53,53 @@ function htmlContent(clientCode: string) { temp.track(); describe('Bloch sphere', () => { - // Create the temporary directory first, then run everything. - temp.mkdir('tmp', (err, dirPath) => { - const outputPath = path.join(dirPath, 'bloch_sphere'); - const newVectorOutputPath = path.join(dirPath, 'bloch_sphere_vec'); - - before(async () => { - // Opens a headless browser with the generated HTML file and takes a screenshot. - // The '--app' flag ensures that chromium does capture any - // excess browser input - const browser = await puppeteer.launch({args: ['--app']}); - const page = await browser.newPage(); - - // Take a screenshot of the first image - await page.setContent(htmlContent("renderBlochSphere('container')")); - await page.screenshot({path: `${outputPath}.png`}); - await browser.close(); - }); + const dirPath = temp.mkdirSync('tmp'); + const outputPath = path.join(dirPath, 'bloch_sphere'); + const newVectorOutputPath = path.join(dirPath, 'bloch_sphere_vec'); + + beforeAll(async () => { + const browser = await puppeteer.launch({args: ['--app']}); + const page = await browser.newPage(); - it('with no vector matches the gold PNG', () => { - const expected = PNG.PNG.sync.read( - readFileSync('e2e/bloch_sphere/bloch_sphere_expected.png'), - ); - const actual = PNG.PNG.sync.read(readFileSync(`${outputPath}.png`)); - const {width, height} = expected; - const diff = new PNG.PNG({width, height}); + await page.setContent(htmlContent("renderBlochSphere('container')")); + await page.screenshot({path: `${outputPath}.png`}); + await browser.close(); + }); - const pixels = pixelmatch(expected.data, actual.data, diff.data, width, height, { - threshold: 0.1, - }); + it('with no vector matches the gold PNG', () => { + const expected = PNG.PNG.sync.read(readFileSync('e2e/bloch_sphere/bloch_sphere_expected.png')); + const actual = PNG.PNG.sync.read(readFileSync(`${outputPath}.png`)); + const {width, height} = expected; + const diff = new PNG.PNG({width, height}); - expect(pixels).to.equal(0); + const pixels = pixelmatch(expected.data, actual.data, diff.data, width, height, { + threshold: 0.1, }); - before(async () => { - //Opens a headless browser with the generated HTML file and takes a screenshot. - const browser = await puppeteer.launch({args: ['--app']}); - const page = await browser.newPage(); - - // Take a screenshot of the second image, adding the vector - await page.setContent( - htmlContent("renderBlochSphere('container').addVector(0.5, 0.5, 0.5);"), - ); - await page.screenshot({path: `${newVectorOutputPath}.png`}); - await browser.close(); - }); + expect(pixels).toBe(0); + }); + + beforeAll(async () => { + const browser = await puppeteer.launch({args: ['--app']}); + const page = await browser.newPage(); - it('with custom statevector matches the gold PNG', () => { - const expected = PNG.PNG.sync.read( - readFileSync('e2e/bloch_sphere/bloch_sphere_expected_custom.png'), - ); - const actual = PNG.PNG.sync.read(readFileSync(`${newVectorOutputPath}.png`)); - const {width, height} = expected; - const diff = new PNG.PNG({width, height}); + await page.setContent(htmlContent("renderBlochSphere('container').addVector(0.5, 0.5, 0.5);")); + await page.screenshot({path: `${newVectorOutputPath}.png`}); + await browser.close(); + }); - const pixels = pixelmatch(expected.data, actual.data, diff.data, width, height, { - threshold: 0.1, - }); + it('with custom statevector matches the gold PNG', () => { + const expected = PNG.PNG.sync.read( + readFileSync('e2e/bloch_sphere/bloch_sphere_expected_custom.png'), + ); + const actual = PNG.PNG.sync.read(readFileSync(`${newVectorOutputPath}.png`)); + const {width, height} = expected; + const diff = new PNG.PNG({width, height}); - expect(pixels).to.equal(0); + const pixels = pixelmatch(expected.data, actual.data, diff.data, width, height, { + threshold: 0.1, }); + + expect(pixels).toBe(0); }); }); diff --git a/cirq-web/cirq_web/e2e/circuit/circuit_e2e_test.ts b/cirq-web/cirq_web/e2e/circuit/circuit_e2e_test.ts index 39191530a9c..4f8b1b071c1 100644 --- a/cirq-web/cirq_web/e2e/circuit/circuit_e2e_test.ts +++ b/cirq-web/cirq_web/e2e/circuit/circuit_e2e_test.ts @@ -13,7 +13,7 @@ // limitations under the License. import puppeteer from 'puppeteer'; -import {expect} from 'chai'; +import {beforeAll, describe, it, expect} from 'vitest'; import {readFileSync} from 'fs'; import pixelmatch from 'pixelmatch'; import * as PNG from 'pngjs'; @@ -49,16 +49,15 @@ function htmlContent(clientCode: string) { temp.track(); describe('Circuit', () => { - temp.mkdir('tmp', (err, dirPath) => { - const outputPath = path.join(dirPath, 'circuit'); + const dirPath = temp.mkdirSync('tmp'); + const outputPath = path.join(dirPath, 'circuit'); - before(async () => { - const browser = await puppeteer.launch({args: ['--app']}); - const page = await browser.newPage(); + beforeAll(async () => { + const browser = await puppeteer.launch({args: ['--app']}); + const page = await browser.newPage(); - // Take a screenshot of the first image - await page.setContent( - htmlContent(` + await page.setContent( + htmlContent(` const circuit = createGridCircuit( [ { @@ -82,22 +81,21 @@ describe('Circuit', () => { ], 5, 'mycircuitdiv' ); `), - ); - await page.screenshot({path: `${outputPath}.png`}); - await browser.close(); - }); - - it('with limited gates matches the gold copy', () => { - const expected = PNG.PNG.sync.read(readFileSync('e2e/circuit/circuit_expected.png')); - const actual = PNG.PNG.sync.read(readFileSync(`${outputPath}.png`)); - const {width, height} = expected; - const diff = new PNG.PNG({width, height}); + ); + await page.screenshot({path: `${outputPath}.png`}); + await browser.close(); + }); - const pixels = pixelmatch(expected.data, actual.data, diff.data, width, height, { - threshold: 0.1, - }); + it('with limited gates matches the gold copy', () => { + const expected = PNG.PNG.sync.read(readFileSync('e2e/circuit/circuit_expected.png')); + const actual = PNG.PNG.sync.read(readFileSync(`${outputPath}.png`)); + const {width, height} = expected; + const diff = new PNG.PNG({width, height}); - expect(pixels).to.equal(0); + const pixels = pixelmatch(expected.data, actual.data, diff.data, width, height, { + threshold: 0.1, }); + + expect(pixels).toBe(0); }); }); diff --git a/cirq-web/cirq_web/package-lock.json b/cirq-web/cirq_web/package-lock.json index 5674af76d15..157ec7ec103 100644 --- a/cirq-web/cirq_web/package-lock.json +++ b/cirq-web/cirq_web/package-lock.json @@ -11,41 +11,28 @@ "dependencies": { "@types/looks-same": "^4.1.0", "gts": "^6.0.2", - 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"license": "MIT" + "license": "MIT", + "dependencies": { + "siginfo": "^2.0.0", + "stackback": "0.0.2" + }, + "bin": { + "why-is-node-running": "cli.js" + }, + "engines": { + "node": ">=8" + } }, "node_modules/word-wrap": { "version": "1.2.5", @@ -15130,13 +7301,6 @@ "node": ">=0.10.0" } }, - "node_modules/workerpool": { - "version": "9.3.3", - "resolved": "https://registry.npmjs.org/workerpool/-/workerpool-9.3.3.tgz", - "integrity": "sha512-slxCaKbYjEdFT/o2rH9xS1hf4uRDch1w7Uo+apxhZ+sf/1d9e0ZVkn42kPNGP2dgjIx6YFvSevj0zHvbWe2jdw==", - "dev": true, - "license": "Apache-2.0" - }, "node_modules/wrap-ansi": { "version": "8.1.0", "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-8.1.0.tgz", @@ -15310,13 +7474,6 @@ "node": ">=10" } }, - "node_modules/yallist": { - "version": "3.1.1", - "resolved": "https://registry.npmjs.org/yallist/-/yallist-3.1.1.tgz", - "integrity": "sha512-a4UGQaWPH59mOXUYnAG2ewncQS4i4F43Tv3JoAM+s2VDAmS9NsK8GpDMLrCHPksFT7h3K6TOoUNn2pb7RoXx4g==", - "dev": true, - "license": "ISC" - }, "node_modules/yargs": { "version": "17.7.2", "resolved": "https://registry.npmjs.org/yargs/-/yargs-17.7.2.tgz", @@ -15346,58 +7503,6 @@ "node": ">=10" } }, - "node_modules/yargs-unparser": { - "version": "2.0.0", - "resolved": "https://registry.npmjs.org/yargs-unparser/-/yargs-unparser-2.0.0.tgz", - "integrity": "sha512-7pRTIA9Qc1caZ0bZ6RYRGbHJthJWuakf+WmHK0rVeLkNrrGhfoabBNdue6kdINI6r4if7ocq9aD/n7xwKOdzOA==", - "dev": true, - "license": "MIT", - "dependencies": { - "camelcase": "^6.0.0", - "decamelize": "^4.0.0", - "flat": "^5.0.2", - "is-plain-obj": "^2.1.0" - }, - "engines": { - "node": ">=10" - } - }, - "node_modules/yargs-unparser/node_modules/camelcase": { - "version": "6.3.0", - "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-6.3.0.tgz", - "integrity": "sha512-Gmy6FhYlCY7uOElZUSbxo2UCDH8owEk996gkbrpsgGtrJLM3J7jGxl9Ic7Qwwj4ivOE5AWZWRMecDdF7hqGjFA==", - "dev": true, - "license": "MIT", - "engines": { - "node": ">=10" - }, - "funding": { - "url": "https://github.com/sponsors/sindresorhus" - } - }, - "node_modules/yargs-unparser/node_modules/decamelize": { - "version": "4.0.0", - "resolved": "https://registry.npmjs.org/decamelize/-/decamelize-4.0.0.tgz", - "integrity": "sha512-9iE1PgSik9HeIIw2JO94IidnE3eBoQrFJ3w7sFuzSX4DpmZ3v5sZpUiV5Swcf6mQEF+Y0ru8Neo+p+nyh2J+hQ==", - "dev": true, - "license": "MIT", - "engines": { - "node": ">=10" - }, - "funding": { - "url": "https://github.com/sponsors/sindresorhus" - } - }, - "node_modules/yargs-unparser/node_modules/is-plain-obj": { - "version": "2.1.0", - "resolved": "https://registry.npmjs.org/is-plain-obj/-/is-plain-obj-2.1.0.tgz", - "integrity": "sha512-YWnfyRwxL/+SsrWYfOpUtz5b3YD+nyfkHvjbcanzk8zgyO4ASD67uVMRt8k5bM4lLMDnXfriRhOpemw+NfT1eA==", - "dev": true, - "license": "MIT", - "engines": { - "node": ">=8" - } - }, "node_modules/yargs/node_modules/yargs-parser": { "version": "21.1.1", "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-21.1.1.tgz", @@ -15419,16 +7524,6 @@ "fd-slicer": "~1.1.0" } }, - "node_modules/yn": { - "version": "3.1.1", - "resolved": "https://registry.npmjs.org/yn/-/yn-3.1.1.tgz", - "integrity": "sha512-Ux4ygGWsu2c7isFWe8Yu1YluJmqVhxqK2cLXNQA5AcC3QfbGNpM7fu0Y8b/z16pXLnFxZYvWhd3fhBY9DLmC6Q==", - "dev": true, - "license": "MIT", - "engines": { - "node": ">=6" - } - }, "node_modules/yocto-queue": { "version": "0.1.0", "resolved": "https://registry.npmjs.org/yocto-queue/-/yocto-queue-0.1.0.tgz", diff --git a/cirq-web/cirq_web/package.json b/cirq-web/cirq_web/package.json index e32a9aae134..1d39e96ab83 100644 --- a/cirq-web/cirq_web/package.json +++ b/cirq-web/cirq_web/package.json @@ -4,55 +4,41 @@ "description": "Web widgets for Cirq", "main": "index.js", "private": true, + "type": "module", "dependencies": { "@types/looks-same": "^4.1.0", "gts": "^6.0.2", - "live-server": "^1.2.2", - "tsc-watch": "^7.1.1", "typescript": "^5.7.3" }, "devDependencies": { - "@types/chai": "^4.2.18", "@types/jsdom": "^21.1.7", - "@types/mocha": "^10.0.10", "@types/node": "^24.0.8", - "@types/pixelmatch": "^5.2.4", "@types/pngjs": "^6.0.0", - "@types/puppeteer": "^7.0.4", "@types/temp": "^0.9.0", "@types/three": "^0.179.0", - "canvas": "^3.1.0", - "chai": "^4.3.4", - "concurrently": "^9.1.2", + "@vitest/coverage-v8": "^2.1.1", + "canvas": "^3.2.0", "gts": "^6.0.2", - "install": "^0.13.0", "jsdom": "^26.0.0", - "mocha": "^11.1.0", - "npm": "^11.0.0", - "nyc": "^17.1.0", - "pixelmatch": "^5.3.0", + "pixelmatch": "^7.0.0", "pngjs": "^7.0.0", "puppeteer": "^24.1.0", + "rimraf": "^6.0.1", "temp": "^0.9.4", "three": "^0.179.1", - "ts-loader": "^9.1.2", "ts-mock-imports": "^1.3.7", - "ts-node": "^10.0.0", "typescript": "^5.7.3", - "webpack": "^5.94.0", - "webpack-cli": "^6.0.1", - "webpack-dev-server": "^5.2.0" + "vite": "^5.4.0", + "vitest": "^2.1.1" }, "scripts": { - "start": "webpack serve --mode development", - "build": "webpack --mode production", - "test-e2e": "mocha -r ts-node/register 'e2e/**/*.ts' --timeout 10000", - "test": "mocha -r ts-node/register 'src/**/*_test.ts'", - "test-all": "npm run build && npm run test-e2e && npm run test", - "coverage": "nyc npm run test && rm -rf .nyc_output", + "build": "vite build", + "test": "vitest --run", + "coverage": "vitest --run --coverage && rm -rf coverage/", + "test-e2e": "vitest --run --config vitest.e2e.config.ts", "lint": "gts lint", "clean": "gts clean", - "compile": "tsc", + "compile": "tsc --noEmit", "fix": "gts fix", "prepare": "npm run compile" }, diff --git a/cirq-web/cirq_web/src/bloch_sphere/bloch_sphere_test.ts b/cirq-web/cirq_web/src/bloch_sphere/bloch_sphere_test.ts index f101ac7d8f5..13c5aafe0a2 100644 --- a/cirq-web/cirq_web/src/bloch_sphere/bloch_sphere_test.ts +++ b/cirq-web/cirq_web/src/bloch_sphere/bloch_sphere_test.ts @@ -12,7 +12,7 @@ // See the License for the specific language governing permissions and // limitations under the License. -import {expect} from 'chai'; +import {expect} from 'vitest'; import {BlochSphere} from './bloch_sphere'; import {Scene, Vector3} from 'three'; import {JSDOM} from 'jsdom'; @@ -57,58 +57,58 @@ describe('BlochSphere (with empty constructor)', () => { it('adds a single BlochSphere of type Group', () => { const children = scene.children; - expect(children.length).to.equal(1); - expect(children[0].type).to.equal('Group'); + expect(children.length).toBe(1); + expect(children[0].type).toBe('Group'); // Sanity check to make sure it works as BlochSphere - expect(children[0] as BlochSphere).to.be.instanceOf(BlochSphere); + expect(children[0] instanceof BlochSphere).toBe(true); }); describe('child group (Sphere, Meridians, etc.)', () => { it('Sphere contains the correct number of components', () => { const sphereExists = children.find(child => child.constructor.name === 'Sphere'); - expect(sphereExists).to.not.equal(undefined); + expect(sphereExists).not.toBe(undefined); }); it('Meridians appear in 2 sets', () => { const numOfMeridians = children.filter( child => child.constructor.name === 'Meridians', ).length; - expect(numOfMeridians).to.equal(2); + expect(numOfMeridians).toBe(2); }); it('Axes exist', () => { const axesExists = children.some(child => child.constructor.name === 'Axes'); - expect(axesExists).to.equal(true); + expect(axesExists).toBe(true); }); it('Labels exist', () => { const labelsExists = children.some(child => child.constructor.name === 'Labels'); - expect(labelsExists).to.equal(true); + expect(labelsExists).toBe(true); }); }); describe('child group Sphere', () => { it('has a radius of 5 by default', () => { - expect(sphere.radius).to.equal(5); + expect(sphere.radius).toBe(5); }); }); describe('child groups Meridians', () => { describe('by default', () => { it('contains 7 horizontal chord meridians', () => { - expect(horizontalMeridians.numCircles).to.equal(7); + expect(horizontalMeridians.numCircles).toBe(7); }); it('contains 4 vertical meridians', () => { - expect(verticalMeridians.numCircles).to.equal(4); + expect(verticalMeridians.numCircles).toBe(4); }); it('has horizontal chord meridians that share the same radius of the sphere', () => { - expect(horizontalMeridians.radius).to.equal(sphere.radius); + expect(horizontalMeridians.radius).toBe(sphere.radius); }); it('has vertical meridians that share the same radius of the sphere', () => { - expect(verticalMeridians.radius).to.equal(sphere.radius); + expect(verticalMeridians.radius).toBe(sphere.radius); }); }); }); @@ -116,16 +116,16 @@ describe('BlochSphere (with empty constructor)', () => { describe('child group Axes', () => { it('contains the 3 axes by default', () => { const numberOfAxisLines = axes.children.length; - expect(numberOfAxisLines).to.equal(3); + expect(numberOfAxisLines).toBe(3); }); it('has axes lines with half-length equal to the radius of the sphere', () => { - expect(axes.halfLength).to.equal(sphere.radius); + expect(axes.halfLength).toBe(sphere.radius); }); it('does not have any 2 lines with the same color', () => { const colors = [axes.xAxisColor, axes.yAxisColor, axes.zAxisColor]; - expect(new Set(colors).size).to.equal(colors.length); + expect(new Set(colors).size).toBe(colors.length); }); }); @@ -139,7 +139,7 @@ describe('BlochSphere (with empty constructor)', () => { '|0⟩': new Vector3(0, sphere.radius + 0.5, 0), '|1⟩': new Vector3(0, -(sphere.radius + 0.5), 0), }; - expect(labels.labels).to.eql(expectedBlochSphereLabels); + expect(labels.labels).toEqual(expectedBlochSphereLabels); }); }); }); @@ -162,20 +162,20 @@ describe('BlochSphere (with valid custom constructor values)', () => { describe('has a child group Sphere', () => { it('with a configured radius of 3', () => { - expect(sphere.radius).to.equal(3); + expect(sphere.radius).toBe(3); }); }); describe('has a child group Meridians', () => { describe('with a horizontal set of meridians that', () => { it('accepts the configured number of meridians', () => { - expect(horizontalMeridians.numCircles).to.equal(9); + expect(horizontalMeridians.numCircles).toBe(9); }); }); describe('with a vertical set of meridians that', () => { it('accepts the configured number of meridians', () => { - expect(verticalMeridians.numCircles).to.equal(6); + expect(verticalMeridians.numCircles).toBe(6); }); }); }); @@ -199,10 +199,10 @@ describe('BlochSphere (with valid custom constructor values)', () => { const expectedVectorZ = [0, 2, 5]; vectors.forEach((vector, index) => { - expect(vector.x).to.equal(expectedVectorX[index]); - expect(vector.y).to.equal(expectedVectorY[index]); - expect(vector.z).to.equal(expectedVectorZ[index]); - expect(vector.blochSphereRadius).to.equal(sphere.radius); + expect(vector.x).toBe(expectedVectorX[index]); + expect(vector.y).toBe(expectedVectorY[index]); + expect(vector.z).toBe(expectedVectorZ[index]); + expect(vector.blochSphereRadius).toBe(sphere.radius); }); }); }); @@ -214,7 +214,7 @@ describe('BlochSphere (with invalid custom constructor values)', () => { const errorMessage = 'The radius of a Sphere must be greater than or equal to 1'; inputs.forEach(input => { - expect(() => new BlochSphere(input)).to.throw(errorMessage); + expect(() => new BlochSphere(input)).toThrow(errorMessage); }); }); @@ -226,7 +226,7 @@ describe('BlochSphere (with invalid custom constructor values)', () => { ]; inputs.forEach((input, i) => { - expect(() => new BlochSphere(5, input)).to.throw(errorMessages[i]); + expect(() => new BlochSphere(5, input)).toThrow(errorMessages[i]); }); }); @@ -238,7 +238,7 @@ describe('BlochSphere (with invalid custom constructor values)', () => { ]; inputs.forEach((input, i) => { - expect(() => new BlochSphere(5, 0, input)).to.throw(errorMessages[i]); + expect(() => new BlochSphere(5, 0, input)).toThrow(errorMessages[i]); }); }); }); diff --git a/cirq-web/cirq_web/src/bloch_sphere/components/axes_test.ts b/cirq-web/cirq_web/src/bloch_sphere/components/axes_test.ts index cd6ec0282c1..4083d488a24 100644 --- a/cirq-web/cirq_web/src/bloch_sphere/components/axes_test.ts +++ b/cirq-web/cirq_web/src/bloch_sphere/components/axes_test.ts @@ -12,7 +12,7 @@ // See the License for the specific language governing permissions and // limitations under the License. -import {expect} from 'chai'; +import {expect} from 'vitest'; import {Axes} from './axes'; import {Line, LineDashedMaterial, Color} from 'three'; @@ -22,7 +22,7 @@ describe('Axes', () => { const children = axes.children as Line[]; it('returns 3 Line objects', () => { - expect(children.length).to.equal(3); + expect(children.length).toBe(3); }); it('returns the correct default colors for each line', () => { @@ -30,14 +30,14 @@ describe('Axes', () => { children.forEach((el, index) => { const material = el.material as LineDashedMaterial; - expect(material.color).to.eql(new Color(defaultColors[index])); + expect(material.color).toEqual(new Color(defaultColors[index])); }); }); it('returns all lines with a constant linewidth (1.5)', () => { children.forEach(el => { const material = el.material as LineDashedMaterial; - expect(material.linewidth).to.equal(1.5); + expect(material.linewidth).toBe(1.5); }); }); }); diff --git a/cirq-web/cirq_web/src/bloch_sphere/components/meridians_test.ts b/cirq-web/cirq_web/src/bloch_sphere/components/meridians_test.ts index ed2c8b6617d..cee814e52c2 100644 --- a/cirq-web/cirq_web/src/bloch_sphere/components/meridians_test.ts +++ b/cirq-web/cirq_web/src/bloch_sphere/components/meridians_test.ts @@ -12,7 +12,7 @@ // See the License for the specific language governing permissions and // limitations under the License. -import {expect} from 'chai'; +import {expect} from 'vitest'; import {Meridians} from './meridians'; import {Orientation} from './enums'; import {Vector3} from 'three'; @@ -26,13 +26,13 @@ describe('Meridians', () => { it(`generates the correct number of lines given the default number (7)`, () => { const meridians = new Meridians(DEFAULT_RADIUS, DEFAULT_H_MERIDIANS, Orientation.HORIZONTAL); - expect(meridians.children.length).to.equal(DEFAULT_H_MERIDIANS); + expect(meridians.children.length).toBe(DEFAULT_H_MERIDIANS); }); it(`generates the correct number of lines given the default number (4)`, () => { const meridians = new Meridians(DEFAULT_RADIUS, DEFAULT_V_MERIDIANS, Orientation.VERTICAL); - expect(meridians.children.length).to.equal(DEFAULT_V_MERIDIANS); + expect(meridians.children.length).toBe(DEFAULT_V_MERIDIANS); }); it(`generates lines at the correct positions @@ -50,7 +50,7 @@ describe('Meridians', () => { ]; meridians.children.forEach((el, index) => { - expect(el.position).to.eql(positions[index]); + expect(el.position).toEqual(positions[index]); }); }); }); @@ -64,7 +64,7 @@ describe('Meridians', () => { const expectedLineNumbers = [5, 0, 17, 299, 5, 1]; lineValues.forEach((el, index) => { const meridians = new Meridians(DEFAULT_RADIUS, el, Orientation.HORIZONTAL); - expect(meridians.children.length).to.equal(expectedLineNumbers[index]); + expect(meridians.children.length).toBe(expectedLineNumbers[index]); }); }); @@ -73,7 +73,7 @@ describe('Meridians', () => { const expectedLineNumbers = [4, 0, 18, 299, 4]; lineValues.forEach((el, index) => { const meridians = new Meridians(DEFAULT_RADIUS, el, Orientation.VERTICAL); - expect(meridians.children.length).to.equal(expectedLineNumbers[index]); + expect(meridians.children.length).toBe(expectedLineNumbers[index]); }); }); @@ -93,7 +93,7 @@ describe('Meridians', () => { ]; meridians.children.forEach((el, index) => { - expect(el.position).to.eql(positions[index]); + expect(el.position).toEqual(positions[index]); }); }); @@ -107,7 +107,7 @@ describe('Meridians', () => { lineValues.forEach((el, index) => { expect(() => { new Meridians(DEFAULT_RADIUS, el, Orientation.HORIZONTAL); - }).to.throw(expectedErrorMessage[index]); + }).toThrow(expectedErrorMessage[index]); }); }); @@ -120,14 +120,14 @@ describe('Meridians', () => { lineValues.forEach((el, index) => { expect(() => { new Meridians(DEFAULT_RADIUS, el, Orientation.VERTICAL); - }).to.throw(expectedErrorMessage[index]); + }).toThrow(expectedErrorMessage[index]); }); }); it('throws an error correctly if given a bad orientation enum in the constructor', () => { expect(() => { new Meridians(DEFAULT_RADIUS, DEFAULT_V_MERIDIANS, undefined!); - }).to.throw('Invalid orientation input in Meridians constructor'); + }).toThrow('Invalid orientation input in Meridians constructor'); }); }); }); diff --git a/cirq-web/cirq_web/src/bloch_sphere/components/scene.ts b/cirq-web/cirq_web/src/bloch_sphere/components/scene.ts index 0bb43ce24f4..8a9ced2047d 100644 --- a/cirq-web/cirq_web/src/bloch_sphere/components/scene.ts +++ b/cirq-web/cirq_web/src/bloch_sphere/components/scene.ts @@ -14,7 +14,7 @@ // limitations under the License. import {Scene, PerspectiveCamera, WebGLRenderer, Camera} from 'three'; -import {OrbitControls} from 'three/examples/jsm/controls/OrbitControls'; +import {OrbitControls} from 'three/examples/jsm/controls/OrbitControls.js'; export class BlochSphereScene extends Scene { private static readonly VIZ_WIDTH: number = 500; diff --git a/cirq-web/cirq_web/src/bloch_sphere/components/sphere_test.ts b/cirq-web/cirq_web/src/bloch_sphere/components/sphere_test.ts index 935781e956b..49eaf26221e 100644 --- a/cirq-web/cirq_web/src/bloch_sphere/components/sphere_test.ts +++ b/cirq-web/cirq_web/src/bloch_sphere/components/sphere_test.ts @@ -12,7 +12,7 @@ // See the License for the specific language governing permissions and // limitations under the License. -import {expect} from 'chai'; +import {expect} from 'vitest'; import {Sphere} from './sphere'; import {Mesh, MeshNormalMaterial, SphereGeometry} from 'three'; @@ -38,17 +38,17 @@ describe('Sphere', () => { const sphereInfo = getSphereInfo(sphere); it('has a default radius of 5', () => { - expect(sphereInfo.params.radius).to.equal(5); + expect(sphereInfo.params.radius).toBe(5); }); it('uses 32 width and height segments for the sphere shape', () => { - expect(sphereInfo.params.widthSegments).to.equal(32); - expect(sphereInfo.params.widthSegments).to.equal(32); + expect(sphereInfo.params.widthSegments).toBe(32); + expect(sphereInfo.params.widthSegments).toBe(32); }); it('returns a transparent sphere', () => { - expect(sphereInfo.material.opacity).to.equal(0.6); - expect(sphereInfo.material.transparent).to.equal(true); + expect(sphereInfo.material.opacity).toBe(0.6); + expect(sphereInfo.material.transparent).toBe(true); }); }); @@ -61,7 +61,7 @@ describe('Sphere', () => { const sphere = new Sphere(el); const sphereInfo = getSphereInfo(sphere); - expect(sphereInfo.params.radius).to.equal(expectedRadius[index]); + expect(sphereInfo.params.radius).toBe(expectedRadius[index]); }); }); @@ -70,7 +70,7 @@ describe('Sphere', () => { const radiusInputs = [-1, 0]; const expectedErrorMessage = 'The radius of a Sphere must be greater than or equal to 1'; radiusInputs.forEach(el => { - expect(() => new Sphere(el)).to.throw(expectedErrorMessage); + expect(() => new Sphere(el)).toThrow(expectedErrorMessage); }); }); }); diff --git a/cirq-web/cirq_web/src/bloch_sphere/components/state_vector_test.ts b/cirq-web/cirq_web/src/bloch_sphere/components/state_vector_test.ts index 837e02a8ac4..1c556e1ca42 100644 --- a/cirq-web/cirq_web/src/bloch_sphere/components/state_vector_test.ts +++ b/cirq-web/cirq_web/src/bloch_sphere/components/state_vector_test.ts @@ -12,7 +12,7 @@ // See the License for the specific language governing permissions and // limitations under the License. -import {expect} from 'chai'; +import {expect} from 'vitest'; import {ArrowHelper, Vector3} from 'three'; import {StateVector} from './state_vector'; @@ -21,7 +21,7 @@ describe('StateVector', () => { const vector = new StateVector(1, 1, 2, 5); it('start at the correct point given arbitrary vector coordinates', () => { const nestedVector = vector.children[0] as ArrowHelper; - expect(nestedVector.position).to.eql(new Vector3(0, 0, 0)); + expect(nestedVector.position).toEqual(new Vector3(0, 0, 0)); }); }); }); diff --git a/cirq-web/cirq_web/src/bloch_sphere/components/text_test.ts b/cirq-web/cirq_web/src/bloch_sphere/components/text_test.ts index 41bac7cc680..7afb8dabb1d 100644 --- a/cirq-web/cirq_web/src/bloch_sphere/components/text_test.ts +++ b/cirq-web/cirq_web/src/bloch_sphere/components/text_test.ts @@ -12,7 +12,7 @@ // See the License for the specific language governing permissions and // limitations under the License. -import {expect} from 'chai'; +import {expect} from 'vitest'; import {Labels, Label} from './text'; import {JSDOM} from 'jsdom'; import {Vector3} from 'three'; @@ -36,7 +36,7 @@ describe('Labels', () => { it('successfully generates an arbitrary label at the correct position', () => { const label = labels.children[0] as Label; - expect(label.position).to.eql(new Vector3(0, 0, 0)); - expect(label.text).to.equal(Object.keys(mock_label)[0]); + expect(label.position).toEqual(new Vector3(0, 0, 0)); + expect(label.text).toBe(Object.keys(mock_label)[0]); }); }); diff --git a/cirq-web/cirq_web/src/bloch_sphere/main.ts b/cirq-web/cirq_web/src/bloch_sphere/main.ts index 1d906d7f2cb..326c2b4772c 100644 --- a/cirq-web/cirq_web/src/bloch_sphere/main.ts +++ b/cirq-web/cirq_web/src/bloch_sphere/main.ts @@ -35,3 +35,12 @@ export function renderBlochSphere(containerId: string, radius = 5, hMeridians = return blochSphere; } + +// NOTE: This allows for backwards compability with existing usage, +// allowing for renderBlochSphere to be called in +// eslint-disable-next-line @typescript-eslint/no-explicit-any +(globalThis as any).renderBlochSphere = renderBlochSphere; diff --git a/cirq-web/cirq_web/src/circuit/components/grid_qubit_test.ts b/cirq-web/cirq_web/src/circuit/components/grid_qubit_test.ts index 29113a02cb7..2afc71d5973 100644 --- a/cirq-web/cirq_web/src/circuit/components/grid_qubit_test.ts +++ b/cirq-web/cirq_web/src/circuit/components/grid_qubit_test.ts @@ -12,7 +12,7 @@ // See the License for the specific language governing permissions and // limitations under the License. -import {expect} from 'chai'; +import {expect} from 'vitest'; import {Line} from 'three'; import {GridQubit} from './grid_qubit'; import {QubitLabel} from './meshes'; @@ -30,13 +30,13 @@ describe('GridQubit with 5 default moments', () => { line.computeLineDistances(); const distancePoints = line.geometry.attributes.lineDistance.array; - expect(distancePoints[0]).to.equal(0); - expect(distancePoints[1]).to.equal(DEFAULT_MOMENTS); + expect(distancePoints[0]).toBe(0); + expect(distancePoints[1]).toBe(DEFAULT_MOMENTS); }); it('has a three.js sprite label', () => { const sprite = children.find(child => child.type === 'Sprite') as QubitLabel; - expect(sprite.text).to.equal(`(${DEFAULT_ROW}, ${DEFAULT_COL})`); + expect(sprite.text).toBe(`(${DEFAULT_ROW}, ${DEFAULT_COL})`); }); it('handles adding a basic Symbol3D object', () => { @@ -51,6 +51,6 @@ describe('GridQubit with 5 default moments', () => { gridQubit.addSymbol(symbol); const symbol3D = children.find(child => child.constructor.name === 'Symbol3D')!; - expect(symbol3D.children[0].constructor.name).to.equal('X3DSymbol'); + expect(symbol3D.children[0].constructor.name).toBe('X3DSymbol'); }); }); diff --git a/cirq-web/cirq_web/src/circuit/components/types_test.ts b/cirq-web/cirq_web/src/circuit/components/types_test.ts index 5dd68ed45f2..4cbce937d02 100644 --- a/cirq-web/cirq_web/src/circuit/components/types_test.ts +++ b/cirq-web/cirq_web/src/circuit/components/types_test.ts @@ -12,7 +12,7 @@ // See the License for the specific language governing permissions and // limitations under the License. -import {expect} from 'chai'; +import {expect} from 'vitest'; import {Symbol3D, SymbolInformation} from './types'; import {BoxGate3DSymbol, Control3DSymbol, X3DSymbol} from './meshes'; @@ -42,19 +42,19 @@ describe('Symbol3D', () => { it('handles the X gate special case', () => { const symbolObj = new Symbol3D(symbols[0]); const xSymbol = symbolObj.children[0]; - expect(xSymbol instanceof X3DSymbol).to.equal(true); + expect(xSymbol instanceof X3DSymbol).toBe(true); }); it('handles the control symbol special case', () => { const symbolObj = new Symbol3D(symbols[1]); const ctrlSymbol = symbolObj.children[0]; - expect(ctrlSymbol instanceof Control3DSymbol).to.equal(true); + expect(ctrlSymbol instanceof Control3DSymbol).toBe(true); }); it('handles an arbitrary symbol with a box', () => { const symbolObj = new Symbol3D(symbols[2]); const boxSymbol = symbolObj.children[0]; - expect(boxSymbol instanceof BoxGate3DSymbol).to.equal(true); + expect(boxSymbol instanceof BoxGate3DSymbol).toBe(true); }); it('builds every symbol in the correct location on the scene', () => { @@ -63,9 +63,9 @@ describe('Symbol3D', () => { const expectedMoments = [1, 3, 7]; symbols.forEach((value, index) => { const symbol = new Symbol3D(value).children[0]; - expect(symbol.position.x).to.equal(expectedRows[index]); - expect(symbol.position.y).to.equal(expectedMoments[index]); - expect(symbol.position.z).to.equal(expectedCols[index]); + expect(symbol.position.x).toBe(expectedRows[index]); + expect(symbol.position.y).toBe(expectedMoments[index]); + expect(symbol.position.z).toBe(expectedCols[index]); }); }); }); @@ -117,22 +117,22 @@ describe('Symbol3D', () => { const ctrlSymbol = symbolObj.children.find( child => child.constructor.name === 'Control3DSymbol', ); - expect(ctrlSymbol).to.not.equal(undefined); - expect(ctrlSymbol?.position.x).to.equal(0); - expect(ctrlSymbol?.position.z).to.equal(0); - expect(ctrlSymbol?.position.y).to.equal(1); + expect(ctrlSymbol).not.toBe(undefined); + expect(ctrlSymbol?.position.x).toBe(0); + expect(ctrlSymbol?.position.z).toBe(0); + expect(ctrlSymbol?.position.y).toBe(1); const xSymbol = symbolObj.children.find(child => child.constructor.name === 'X3DSymbol'); - expect(xSymbol).to.not.equal(undefined); - expect(xSymbol?.position.x).to.equal(0); - expect(xSymbol?.position.z).to.equal(1); - expect(xSymbol?.position.y).to.equal(1); + expect(xSymbol).not.toBe(undefined); + expect(xSymbol?.position.x).toBe(0); + expect(xSymbol?.position.z).toBe(1); + expect(xSymbol?.position.y).toBe(1); const connectionLine = symbolObj.children.find( child => child.constructor.name === 'ConnectionLine', ); - expect(connectionLine).to.not.equal(undefined); + expect(connectionLine).not.toBe(undefined); }); it('handles a two Swap3DSymbol objects correctly (SWAP)', () => { @@ -141,20 +141,20 @@ describe('Symbol3D', () => { const boxSymbols = symbolObj.children.filter( child => child.constructor.name === 'Swap3DSymbol', ); - expect(boxSymbols.length).to.equal(2); + expect(boxSymbols.length).toBe(2); const expectedRows = [0, 0]; const expectedCols = [0, 1]; boxSymbols.forEach((value, index) => { - expect(value.position.x).to.equal(expectedRows[index]); - expect(value.position.z).to.equal(expectedCols[index]); - expect(value.position.y).to.equal(3); + expect(value.position.x).toBe(expectedRows[index]); + expect(value.position.z).toBe(expectedCols[index]); + expect(value.position.y).toBe(3); }); const connectionLine = symbolObj.children.find( child => child.constructor.name === 'ConnectionLine', ); - expect(connectionLine).to.not.equal(undefined); + expect(connectionLine).not.toBe(undefined); }); it('handles a two BoxGate3DSymbol objects correctly (iSWAP)', () => { @@ -163,7 +163,7 @@ describe('Symbol3D', () => { const boxSymbols = symbolObj.children.filter( child => child.constructor.name === 'BoxGate3DSymbol', ); - expect(boxSymbols.length).to.equal(2); + expect(boxSymbols.length).toBe(2); const expectedRows = [3, 3]; const expectedCols = [2, 3]; @@ -188,20 +188,20 @@ describe('Symbol3D', () => { expect(boxSymbols.length).to.equal(2); const xSymbol = symbolObj.children.find(child => child.constructor.name === 'X3DSymbol'); - expect(xSymbol).to.not.equal(undefined); + expect(xSymbol).not.toBe(undefined); const expectedRows = [0, 0, 0]; const expectedCols = [0, 1, 2]; boxSymbols.forEach((value, index) => { - expect(value.position.x).to.equal(expectedRows[index]); - expect(value.position.z).to.equal(expectedCols[index]); - expect(value.position.y).to.equal(1); + expect(value.position.x).toBe(expectedRows[index]); + expect(value.position.z).toBe(expectedCols[index]); + expect(value.position.y).toBe(1); }); const connectionLines = symbolObj.children.filter( child => child.constructor.name === 'ConnectionLine', ); - expect(connectionLines.length).to.equal(2); + expect(connectionLines.length).toBe(2); }); }); }); diff --git a/cirq-web/cirq_web/src/circuit/grid_circuit_test.ts b/cirq-web/cirq_web/src/circuit/grid_circuit_test.ts index 6aafd19a0a5..e5e4a2ffd60 100644 --- a/cirq-web/cirq_web/src/circuit/grid_circuit_test.ts +++ b/cirq-web/cirq_web/src/circuit/grid_circuit_test.ts @@ -14,7 +14,7 @@ import {GridCircuit} from './grid_circuit'; import {Symbol3D, SymbolInformation} from './components/types'; -import {expect} from 'chai'; +import {expect} from 'vitest'; describe('GridCircuit', () => { describe('with an empty input and no moments', () => { @@ -24,7 +24,7 @@ describe('GridCircuit', () => { const circuit = new GridCircuit(moments, symbols); it('does not create any GridQubit objects', () => { - expect(circuit.children.length).to.equal(0); + expect(circuit.children.length).toBe(0); }); }); @@ -78,7 +78,7 @@ describe('GridCircuit', () => { const symbol = qubit.children.find( child => child.constructor.name === 'Symbol3D', ) as Symbol3D; - expect(symbol.moment).to.equal(1); + expect(symbol.moment).toBe(1); }); it('correctly handles gates overlapping on the same qubit', () => { @@ -88,16 +88,16 @@ describe('GridCircuit', () => { const symbol = qubit.children.filter( child => child.constructor.name === 'Symbol3D', ) as Symbol3D[]; - expect(symbol[0].moment).to.equal(1); - expect(symbol[1].moment).to.equal(2); + expect(symbol[0].moment).toBe(1); + expect(symbol[1].moment).toBe(2); }); it('throws an error if given a valid symbol at the wrong moments', () => { - expect(() => new GridCircuit(moments, [symbols[3]])).to.throw( + expect(() => new GridCircuit(moments, [symbols[3]])).toThrow( `The SymbolInformation object ${symbols[3]} has an invalid moment 3`, ); - expect(() => new GridCircuit(moments, [symbols[4]])).to.throw( + expect(() => new GridCircuit(moments, [symbols[4]])).toThrow( `The SymbolInformation object ${symbols[4]} has an invalid moment -1`, ); }); @@ -106,7 +106,7 @@ describe('GridCircuit', () => { const circuit = new GridCircuit(moments, [symbols[0], symbols[1], symbols[5]]); const qubits = circuit.children; - expect(qubits.length).to.equal(3); + expect(qubits.length).toBe(3); }); }); }); diff --git a/cirq-web/cirq_web/src/circuit/main.ts b/cirq-web/cirq_web/src/circuit/main.ts index 71b879789bf..4b8a06f696b 100644 --- a/cirq-web/cirq_web/src/circuit/main.ts +++ b/cirq-web/cirq_web/src/circuit/main.ts @@ -13,7 +13,7 @@ // limitations under the License. import {Scene, PerspectiveCamera, WebGLRenderer, OrthographicCamera, Vector3, Box3} from 'three'; -import {OrbitControls} from 'three/examples/jsm/controls/OrbitControls'; +import {OrbitControls} from 'three/examples/jsm/controls/OrbitControls.js'; import {GridCircuit} from './grid_circuit'; import {SymbolInformation} from './components/types'; @@ -176,3 +176,9 @@ export function createGridCircuit( return {circuit, scene}; } + +// NOTE: This allows for backwards compability with existing usage, +// allowing for createGridCircuit to be called in