1#include <metal_stdlib> 2#include <simd/simd.h> 3#ifdef __clang__ 4#pragma clang diagnostic ignored "-Wall" 5#endif 6using namespace metal; 7struct Uniforms { 8 half4 colorGreen; 9 half4 colorRed; 10 float3x3 testMatrix3x3; 11 float4x4 testMatrix4x4; 12}; 13struct Inputs { 14}; 15struct Outputs { 16 half4 sk_FragColor [[color(0)]]; 17}; 18 19thread bool operator==(const float4x4 left, const float4x4 right); 20thread bool operator!=(const float4x4 left, const float4x4 right); 21 22thread bool operator==(const float3x3 left, const float3x3 right); 23thread bool operator!=(const float3x3 left, const float3x3 right); 24thread bool operator==(const float4x4 left, const float4x4 right) { 25 return all(left[0] == right[0]) && 26 all(left[1] == right[1]) && 27 all(left[2] == right[2]) && 28 all(left[3] == right[3]); 29} 30thread bool operator!=(const float4x4 left, const float4x4 right) { 31 return !(left == right); 32} 33thread bool operator==(const float3x3 left, const float3x3 right) { 34 return all(left[0] == right[0]) && 35 all(left[1] == right[1]) && 36 all(left[2] == right[2]); 37} 38thread bool operator!=(const float3x3 left, const float3x3 right) { 39 return !(left == right); 40} 41bool test4x4_b(Uniforms _uniforms) { 42 float4x4 matrix; 43 float4 values = float4(4.0, 3.0, 2.0, 1.0); 44 for (int index = 0;index < 4; ++index) { 45 matrix[index].wx = values.xw; 46 matrix[index].zy = values.yz; 47 values += 4.0; 48 } 49 return matrix == _uniforms.testMatrix4x4; 50} 51fragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) { 52 Outputs _out; 53 (void)_out; 54 float3x3 _0_matrix; 55 float3 _1_values = float3(3.0, 2.0, 1.0); 56 for (int _2_index = 0;_2_index < 3; ++_2_index) { 57 _0_matrix[_2_index].zx = _1_values.xz; 58 _0_matrix[_2_index].y = _1_values.y; 59 _1_values += 3.0; 60 } 61 _out.sk_FragColor = _0_matrix == _uniforms.testMatrix3x3 && test4x4_b(_uniforms) ? _uniforms.colorGreen : _uniforms.colorRed; 62 return _out; 63} 64