xref: /aosp_15_r20/external/skia/tests/sksl/intrinsics/Fwidth.glsl (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)
1*c8dee2aaSAndroid Build Coastguard Worker
2*c8dee2aaSAndroid Build Coastguard Workerout vec4 sk_FragColor;
3*c8dee2aaSAndroid Build Coastguard Workeruniform vec4 testInputs;
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    vec4 expected = vec4(0.0);
8*c8dee2aaSAndroid Build Coastguard Worker    return (((((((dFdx(testInputs.x) == expected.x && dFdx(testInputs.xy) == expected.xy) && dFdx(testInputs.xyz) == expected.xyz) && dFdx(testInputs) == expected) && sign(fwidth(coords.xx)) == vec2(1.0)) && sign(fwidth(vec2(coords.x, 1.0))) == vec2(1.0, 0.0)) && sign(fwidth(coords.yy)) == vec2(1.0)) && sign(fwidth(vec2(0.0, coords.y))) == vec2(0.0, 1.0)) && sign(fwidth(coords)) == vec2(1.0) ? colorGreen : colorRed;
9*c8dee2aaSAndroid Build Coastguard Worker}
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