c61d1bf4e6
The prototype has been added sksl_public, compile-time optimization is implemented, and test code has been improved. Change-Id: I536d6bd7fcae437a03744941b008940bf2a3b1c1 Bug: skia:12202 Reviewed-on: https://skia-review.googlesource.com/c/skia/+/440524 Auto-Submit: John Stiles <johnstiles@google.com> Reviewed-by: Brian Osman <brianosman@google.com> Commit-Queue: John Stiles <johnstiles@google.com>
9 lines
268 B
GLSL
9 lines
268 B
GLSL
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float _determinant2(mat2 m) { return m[0][0] * m[1][1] - m[0][1] * m[1][0];}out vec4 sk_FragColor;
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uniform mat2 testMatrix2x2;
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uniform vec4 colorGreen;
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uniform vec4 colorRed;
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vec4 main() {
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return _determinant2(testMatrix2x2) == -2.0 ? colorGreen : colorRed;
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}
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