1uniform half4 testInputs; 2uniform half4 colorGreen, colorRed; 3 4half4 main(float2 coords) { 5 half4 expectedA = half4(-1, 0, 0.75, 1); 6 7 const half4 clampLow = half4(-1, -2, -2, 1); 8 const half4 constVal = half4(-1.25, 0, 0.75, 2.25); 9 half4 expectedB = half4(-1, 0, 0.5, 2.25); 10 const half4 clampHigh = half4( 1, 2, 0.5, 3); 11 12 return (clamp(testInputs.x, -1, 1) == expectedA.x && 13 clamp(testInputs.xy, -1, 1) == expectedA.xy && 14 clamp(testInputs.xyz, -1, 1) == expectedA.xyz && 15 clamp(testInputs.xyzw, -1, 1) == expectedA.xyzw && 16 clamp(constVal.x, -1, 1) == expectedA.x && 17 clamp(constVal.xy, -1, 1) == expectedA.xy && 18 clamp(constVal.xyz, -1, 1) == expectedA.xyz && 19 clamp(constVal.xyzw, -1, 1) == expectedA.xyzw && 20 clamp(testInputs.x, clampLow.x, clampHigh.x ) == expectedB.x && 21 clamp(testInputs.xy, clampLow.xy, clampHigh.xy ) == expectedB.xy && 22 clamp(testInputs.xyz, clampLow.xyz, clampHigh.xyz ) == expectedB.xyz && 23 clamp(testInputs.xyzw, clampLow.xyzw, clampHigh.xyzw) == expectedB.xyzw && 24 clamp(constVal.x, clampLow.x, clampHigh.x ) == expectedB.x && 25 clamp(constVal.xy, clampLow.xy, clampHigh.xy ) == expectedB.xy && 26 clamp(constVal.xyz, clampLow.xyz, clampHigh.xyz ) == expectedB.xyz && 27 clamp(constVal.xyzw, clampLow.xyzw, clampHigh.xyzw) == expectedB.xyzw) ? colorGreen 28 : colorRed; 29} 30