1uniform half4 colorRed, colorGreen; 2uniform half unknownInput; 3 4bool test() { 5 bool ok = true; 6 ok = ok && (float2x2(float2(1.0, 0.0), float2(0.0, 1.0)) == 7 float2x2(float2(1.0, 0.0), float2(0.0, 1.0))); 8 ok = ok && !(float2x2(float2(1.0, 0.0), float2(1.0, 1.0)) == 9 float2x2(float2(1.0, 0.0), float2(0.0, 1.0))); 10 11 ok = ok && ( float2x2(1) == float2x2(1)); 12 ok = ok && !( float2x2(1) == float2x2(0)); 13 ok = ok && ( float2x2(-1) == -float2x2(1)); 14 ok = ok && ( float2x2(0) == -float2x2(0)); 15 ok = ok && (-float2x2(-1) == float2x2(1)); 16 ok = ok && (-float2x2(0) == -float2x2(-0)); 17 18 ok = ok && (float2x2(1) == float2x2(float2(1.0, 0.0), float2(0.0, 1.0))); 19 ok = ok && !(float2x2(2) == float2x2(float2(1.0, 0.0), float2(0.0, 1.0))); 20 21 ok = ok && !(float2x2(1) != float2x2(1)); 22 ok = ok && (float2x2(1) != float2x2(0)); 23 ok = ok && (float3x3(float3(1.0, 0.0, 0.0), float3(0.0, 1.0, 0.0), float3(0.0, 0.0, 1.0)) == 24 float3x3(float2x2(1.0))); 25 ok = ok && (float3x3(float3(9.0, 0.0, 0.0), float3(0.0, 9.0, 0.0), float3(0.0, 0.0, 1.0)) == 26 float3x3(float2x2(9.0))); 27 ok = ok && (float3x3(unknownInput) == float3x3(float2x2(1.0))); 28 ok = ok && (float3x3(float3(9).x00, float3(9).0x0, float3(unknownInput).00x) == 29 float3x3(float2x2(9.0))); 30 ok = ok && (float2x2(float3x3(1.0)) == float2x2(1.0)); 31 ok = ok && (float2x2(float3x3(1.0)) == float2x2(1.0)); 32 ok = ok && (float2x2(float4(1.0, 0.0, 0.0, 1.0)) == float2x2(1.0)); 33 ok = ok && (float2x2(1.0, 0.0, float2(0.0, 1.0)) == float2x2(1.0)); 34 ok = ok && (float2x2(float2(1.0, 0.0), 0.0, 1.0) == float2x2(1.0)); 35 return ok; 36} 37 38half4 main(float2 coords) { 39 return test() ? colorGreen : colorRed; 40} 41