#include #include #ifdef __clang__ #pragma clang diagnostic ignored "-Wall" #endif using namespace metal; struct Uniforms { half4 colorGreen; half4 colorRed; }; struct Inputs { }; struct Outputs { half4 sk_FragColor [[color(0)]]; }; fragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) { Outputs _out; (void)_out; int check = 0; check += int(_uniforms.colorGreen.y == 1.0h ? 0 : 1); check += int(_uniforms.colorGreen.x == 1.0h); check += int(all(_uniforms.colorGreen.yx == _uniforms.colorRed.xy) ? 0 : 1); check += int(any(_uniforms.colorGreen.yx != _uniforms.colorRed.xy)); _out.sk_FragColor = check == 0 ? _uniforms.colorGreen : _uniforms.colorRed; return _out; }