Great Resources

Feel free to edit this Wiki to share interesting resources on fragment shaders.

GLSL spec

great to discover all built-in functions. Use C-F to search in the PDF.

http://www.khronos.org/registry/gles/specs/2.0/GLSL_ES_Specification_1.0.17.pdf

Demo playground

usually great to learn and discover GLSL capabilities

• http://shadertoy.com/
• http://glslsandbox.com/

"Transitions"

(animation moving from one texture to another)

• http://transitions.glsl.io/