1uniform float4 testMatrix2x2; // = {1, 2, 3, 4} 2uniform half4 colorGreen, colorRed; 3 4half4 main(float2 coords) { 5 float4 inputVal = float4(testMatrix2x2) + float4(2, -2, 1, 8); // = {3, 0, 4, 12} 6 const float4 constVal = half4(3, 0, 4, 12); 7 float4 expected = half4(3, 3, 5, 13); 8 const float allowedDelta = 0.05; 9 10 return abs(length(inputVal.x) - expected.x) < allowedDelta && 11 abs(length(inputVal.xy) - expected.y) < allowedDelta && 12 abs(length(inputVal.xyz) - expected.z) < allowedDelta && 13 abs(length(inputVal.xyzw) - expected.w) < allowedDelta && 14 abs(length(constVal.x) - expected.x) < allowedDelta && 15 abs(length(constVal.xy) - expected.y) < allowedDelta && 16 abs(length(constVal.xyz) - expected.z) < allowedDelta && 17 abs(length(constVal.xyzw) - expected.w) < allowedDelta ? colorGreen : colorRed; 18} 19