| uniform half4 testInputs, colorBlack, colorGreen, colorRed; | |
| half4 non_constant_swizzle() { | |
| half4 v = half4(testInputs); | |
| int4 i = int4(colorBlack); | |
| half x = v[i[0]]; | |
| half y = v[i[1]]; | |
| half z = v[i[2]]; | |
| half w = v[i[3]]; | |
| return half4(x, y, z, w); // -1.25, -1.25, -1.25, 0 | |
| } | |
| half4 main(float2 coords) { | |
| return non_constant_swizzle() == half4(-1.25, -1.25, -1.25, 0) ? colorGreen : colorRed; | |
| } |