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