#include #include #ifdef __clang__ #pragma clang diagnostic ignored "-Wall" #endif using namespace metal; struct Uniforms { half4 colorGreen; half4 colorRed; float3x3 testMatrix3x3; float4x4 testMatrix4x4; }; struct Inputs { }; struct Outputs { half4 sk_FragColor [[color(0)]]; }; thread bool operator==(const float3x3 left, const float3x3 right); thread bool operator!=(const float3x3 left, const float3x3 right); thread bool operator==(const float4x4 left, const float4x4 right); thread bool operator!=(const float4x4 left, const float4x4 right); thread bool operator==(const float3x3 left, const float3x3 right) { return all(left[0] == right[0]) && all(left[1] == right[1]) && all(left[2] == right[2]); } thread bool operator!=(const float3x3 left, const float3x3 right) { return !(left == right); } thread bool operator==(const float4x4 left, const float4x4 right) { return all(left[0] == right[0]) && all(left[1] == right[1]) && all(left[2] == right[2]) && all(left[3] == right[3]); } thread bool operator!=(const float4x4 left, const float4x4 right) { return !(left == right); } bool test3x3_b(Uniforms _uniforms) { float3x3 matrix; float3 values = float3(1.0, 2.0, 3.0); for (int index = 0;index < 3; ++index) { matrix[index] = values; values += 3.0; } return matrix == _uniforms.testMatrix3x3; } bool test4x4_b(Uniforms _uniforms) { float4x4 matrix; float4 values = float4(1.0, 2.0, 3.0, 4.0); for (int index = 0;index < 4; ++index) { matrix[index] = values; values += 4.0; } return matrix == _uniforms.testMatrix4x4; } fragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) { Outputs _out; (void)_out; _out.sk_FragColor = test3x3_b(_uniforms) && test4x4_b(_uniforms) ? _uniforms.colorGreen : _uniforms.colorRed; return _out; }