xref: /aosp_15_r20/external/skia/tests/sksl/intrinsics/Determinant.glsl (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17) 
1*c8dee2aaSAndroid Build Coastguard Worker
2*c8dee2aaSAndroid Build Coastguard Workerout vec4 sk_FragColor;
3*c8dee2aaSAndroid Build Coastguard Workeruniform mat2 testMatrix2x2;
4*c8dee2aaSAndroid Build Coastguard Workeruniform vec4 colorGreen;
5*c8dee2aaSAndroid Build Coastguard Workeruniform vec4 colorRed;
6*c8dee2aaSAndroid Build Coastguard Workervec4 main() {
7*c8dee2aaSAndroid Build Coastguard Worker    return determinant(testMatrix2x2) == -2.0 ? colorGreen : colorRed;
8*c8dee2aaSAndroid Build Coastguard Worker}
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