1uniform half4 colorGreen, colorRed; 2uniform float3x3 testMatrix3x3; 3uniform float4x4 testMatrix4x4; 4 5bool test3x3() { 6 float3x3 matrix = testMatrix3x3; 7 float3 expected = float3(1, 2, 3); 8 for (int index=0; index<3; ++index) { 9 if (matrix[index] != expected) { 10 return false; 11 } 12 expected += 3; 13 } 14 return true; 15} 16 17bool test4x4() { 18 float4x4 matrix = testMatrix4x4; 19 float4 expected = float4(1, 2, 3, 4); 20 for (int index=0; index<4; ++index) { 21 if (matrix[index] != expected) { 22 return false; 23 } 24 expected += 4; 25 } 26 return true; 27} 28 29half4 main(float2 coords) { 30 return test3x3() && test4x4() ? colorGreen : colorRed; 31} 32