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 float3x3 testMatrix3x3; 9 half4 colorGreen; 10 half4 colorRed; 11}; 12struct Inputs { 13}; 14struct Outputs { 15 half4 sk_FragColor [[color(0)]]; 16}; 17 18thread bool operator==(const float2x2 left, const float2x2 right); 19thread bool operator!=(const float2x2 left, const float2x2 right); 20 21thread bool operator==(const float3x3 left, const float3x3 right); 22thread bool operator!=(const float3x3 left, const float3x3 right); 23float2x2 float2x2_from_float3x3(float3x3 x0) { 24 return float2x2(float2(x0[0].xy), float2(x0[1].xy)); 25} 26thread bool operator==(const float2x2 left, const float2x2 right) { 27 return all(left[0] == right[0]) && 28 all(left[1] == right[1]); 29} 30thread bool operator!=(const float2x2 left, const float2x2 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} 41float3x3 float3x3_from_float2x2(float2x2 x0) { 42 return float3x3(float3(x0[0].xy, 0.0), float3(x0[1].xy, 0.0), float3(0.0, 0.0, 1.0)); 43} 44float2x2 resizeMatrix_f22(Uniforms _uniforms) { 45 return float2x2_from_float3x3(_uniforms.testMatrix3x3); 46} 47fragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) { 48 Outputs _out; 49 (void)_out; 50 _out.sk_FragColor = resizeMatrix_f22(_uniforms) == float2x2(float2(1.0, 2.0), float2(4.0, 5.0)) && float3x3_from_float2x2(resizeMatrix_f22(_uniforms)) == float3x3(float3(1.0, 2.0, 0.0), float3(4.0, 5.0, 0.0), float3(0.0, 0.0, 1.0)) ? _uniforms.colorGreen : _uniforms.colorRed; 51 return _out; 52} 53