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 float3x3 left, const float3x3 right); 20thread bool operator!=(const float3x3 left, const float3x3 right); 21 22thread bool operator==(const float4x4 left, const float4x4 right); 23thread bool operator!=(const float4x4 left, const float4x4 right); 24thread bool operator==(const float3x3 left, const float3x3 right) { 25 return all(left[0] == right[0]) && 26 all(left[1] == right[1]) && 27 all(left[2] == right[2]); 28} 29thread bool operator!=(const float3x3 left, const float3x3 right) { 30 return !(left == right); 31} 32thread bool operator==(const float4x4 left, const float4x4 right) { 33 return all(left[0] == right[0]) && 34 all(left[1] == right[1]) && 35 all(left[2] == right[2]) && 36 all(left[3] == right[3]); 37} 38thread bool operator!=(const float4x4 left, const float4x4 right) { 39 return !(left == right); 40} 41bool test3x3_b(Uniforms _uniforms) { 42 float3x3 matrix; 43 float3 values = float3(1.0, 2.0, 3.0); 44 for (int index = 0;index < 3; ++index) { 45 matrix[index] = values; 46 values += 3.0; 47 } 48 return matrix == _uniforms.testMatrix3x3; 49} 50bool test4x4_b(Uniforms _uniforms) { 51 float4x4 matrix; 52 float4 values = float4(1.0, 2.0, 3.0, 4.0); 53 for (int index = 0;index < 4; ++index) { 54 matrix[index] = values; 55 values += 4.0; 56 } 57 return matrix == _uniforms.testMatrix4x4; 58} 59fragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) { 60 Outputs _out; 61 (void)_out; 62 _out.sk_FragColor = test3x3_b(_uniforms) && test4x4_b(_uniforms) ? _uniforms.colorGreen : _uniforms.colorRed; 63 return _out; 64} 65