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21 lines
1.4 KiB
21 lines
1.4 KiB
uniform half4 colorGreen, colorRed, colorBlack, colorWhite, testInputs;
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half4 main(float2 coords) {
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half4 expectedBW = half4(0.5, 0.5, 0.5, 1);
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half4 expectedWT = half4(1, 0.5, 1, 2.25);
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return (mix(colorGreen, colorRed, 0) == half4(0, 1, 0, 1) &&
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mix(colorGreen, colorRed, 0.25) == half4(0.25, 0.75, 0, 1) &&
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mix(colorGreen, colorRed, 0.75) == half4(0.75, 0.25, 0, 1) &&
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mix(colorGreen, colorRed, 1) == half4(1, 0, 0, 1) &&
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mix(colorBlack.x, colorWhite.x, 0.5) == expectedBW.x &&
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mix(colorBlack.xy, colorWhite.xy, 0.5) == expectedBW.xy &&
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mix(colorBlack.xyz, colorWhite.xyz, 0.5) == expectedBW.xyz &&
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mix(colorBlack.xyzw, colorWhite.xyzw, 0.5) == expectedBW.xyzw &&
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mix(colorWhite.x, testInputs.x, 0) == expectedWT.x &&
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mix(colorWhite.xy, testInputs.xy, half2(0, 0.5)) == expectedWT.xy &&
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mix(colorWhite.xyz, testInputs.xyz, half3(0, 0.5, 0)) == expectedWT.xyz &&
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mix(colorWhite.xyzw, testInputs.xyzw, half4(0, 0.5, 0, 1)) == expectedWT.xyzw)
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? colorGreen : colorRed;
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}
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