Include WPIcal GPL license

Fixes wpilibsuite#7694

CONTRIBUTING.md

@@ -88,4 +88,4 @@ When you first submit changes, GitHub Actions will attempt to run `./gradlew che
 
 ## Licensing
 
-By contributing to WPILib, you agree that your code will be distributed with WPILib, and licensed under the license for the WPILib project. You should not contribute code that you do not have permission to relicense in this manner. This includes code that is licensed under the GPL that you do not have permission to relicense, as WPILib is not released under a copyleft license. Our license is the 3-clause BSD license, which you can find [here](LICENSE.md).
+By contributing to WPILib, you agree that your code will be distributed with WPILib, and licensed under the license for the WPILib project. You should not contribute code that you do not have permission to relicense in this manner. This includes code that is licensed under the GPL that you do not have permission to relicense, as WPILib is not released under a copyleft license. Our license is the 3-clause BSD license, which you can find [here](LICENSE.md). WPIcal is seperately licesnced, which you can find [here](wpical/WPIcal-License.md).

wpical/.styleguide-license

@@ -0,0 +1,3 @@
+// Copyright (c) FIRST and other WPILib contributors.
+// Open Source Software; you can modify and/or share it under the terms of
+// the WPIcal license file in the wpical directory of this project.

wpical/WPIcal-License.md

@@ -0,0 +1 @@
+WPIcal is licensed with the  [GPL v3](https://github.com/wpilibsuite/allwpilib/blob/main/wpical/copying.md) because of the dependency on Ceres and SuiteSparse which are GPL. Contributors agree that their contribution may be relicensed to only the [WPILib BSD license](https://github.com/wpilibsuite/allwpilib/blob/main/LICENSE.md) should the dependency on GPL code be removed in the future.

wpical/build.gradle

@@ -22,6 +22,7 @@ ext {
     sharedCvConfigs = [
         wpicalTest: []]
     staticCvConfigs = []
+    licenseFile = files("$rootDir/LICENSE.md", "$rootDir/ThirdPartyNotices.txt", "WPIcal-License.md", "copying.md")
 }
 
 apply from: "${rootDir}/shared/resources.gradle"

wpical/src/main/native/cpp/WPIcal.cpp

@@ -1,6 +1,6 @@
 // Copyright (c) FIRST and other WPILib contributors.
 // Open Source Software; you can modify and/or share it under the terms of
-// the WPILib BSD license file in the root directory of this project.
+// the WPIcal license file in the wpical directory of this project.
 
 #include <cameracalibration.h>
 #include <fieldcalibration.h>

wpical/src/main/native/cpp/cameracalibration.cpp

@@ -1,6 +1,6 @@
 // Copyright (c) FIRST and other WPILib contributors.
 // Open Source Software; you can modify and/or share it under the terms of
-// the WPILib BSD license file in the root directory of this project.
+// the WPIcal license file in the wpical directory of this project.
 
 #include "cameracalibration.h"
 

wpical/src/main/native/cpp/fieldcalibration.cpp

@@ -1,6 +1,6 @@
 // Copyright (c) FIRST and other WPILib contributors.
 // Open Source Software; you can modify and/or share it under the terms of
-// the WPILib BSD license file in the root directory of this project.
+// the WPIcal license file in the wpical directory of this project.
 
 #include "fieldcalibration.h"
 

wpical/src/main/native/cpp/fmap.cpp

@@ -1,6 +1,6 @@
 // Copyright (c) FIRST and other WPILib contributors.
 // Open Source Software; you can modify and/or share it under the terms of
-// the WPILib BSD license file in the root directory of this project.
+// the WPIcal license file in the wpical directory of this project.
 
 #include "fmap.h"
 

wpical/src/main/native/cpp/tagpose.cpp

@@ -1,6 +1,6 @@
 // Copyright (c) FIRST and other WPILib contributors.
 // Open Source Software; you can modify and/or share it under the terms of
-// the WPILib BSD license file in the root directory of this project.
+// the WPIcal license file in the wpical directory of this project.
 
 #include <tagpose.h>
 

wpical/src/main/native/include/cameracalibration.h

@@ -1,6 +1,6 @@
 // Copyright (c) FIRST and other WPILib contributors.
 // Open Source Software; you can modify and/or share it under the terms of
-// the WPILib BSD license file in the root directory of this project.
+// the WPIcal license file in the wpical directory of this project.
 
 #pragma once
 

wpical/src/main/native/include/fieldcalibration.h

@@ -1,6 +1,6 @@
 // Copyright (c) FIRST and other WPILib contributors.
 // Open Source Software; you can modify and/or share it under the terms of
-// the WPILib BSD license file in the root directory of this project.
+// the WPIcal license file in the wpical directory of this project.
 
 #pragma once
 

wpical/src/main/native/include/fieldmap.h

@@ -1,6 +1,6 @@
 // Copyright (c) FIRST and other WPILib contributors.
 // Open Source Software; you can modify and/or share it under the terms of
-// the WPILib BSD license file in the root directory of this project.
+// the WPIcal license file in the wpical directory of this project.
 
 #pragma once
 

wpical/src/main/native/include/fmap.h

@@ -1,6 +1,6 @@
 // Copyright (c) FIRST and other WPILib contributors.
 // Open Source Software; you can modify and/or share it under the terms of
-// the WPILib BSD license file in the root directory of this project.
+// the WPIcal license file in the wpical directory of this project.
 
 #pragma once
 

wpical/src/main/native/include/tagpose.h

@@ -1,6 +1,6 @@
 // Copyright (c) FIRST and other WPILib contributors.
 // Open Source Software; you can modify and/or share it under the terms of
-// the WPILib BSD license file in the root directory of this project.
+// the WPIcal license file in the wpical directory of this project.
 
 #pragma once
 

wpical/src/test/native/cpp/main.cpp

@@ -1,6 +1,6 @@
 // Copyright (c) FIRST and other WPILib contributors.
 // Open Source Software; you can modify and/or share it under the terms of
-// the WPILib BSD license file in the root directory of this project.
+// the WPIcal license file in the wpical directory of this project.
 
 #include <gtest/gtest.h>
 

wpical/src/test/native/cpp/test_calibrate.cpp

@@ -1,6 +1,6 @@
 // Copyright (c) FIRST and other WPILib contributors.
 // Open Source Software; you can modify and/or share it under the terms of
-// the WPILib BSD license file in the root directory of this project.
+// the WPIcal license file in the wpical directory of this project.
 
 #include <cameracalibration.h>
 #include <fieldcalibration.h>

wpical/src/test/native/cpp/test_result_is_exact.cpp

@@ -1,6 +1,6 @@
 // Copyright (c) FIRST and other WPILib contributors.
 // Open Source Software; you can modify and/or share it under the terms of
-// the WPILib BSD license file in the root directory of this project.
+// the WPIcal license file in the wpical directory of this project.
 
 #include <chrono>
 #include <cstdio>