| #include <metal_stdlib> |
| #include <simd/simd.h> |
| using namespace metal; |
| struct Uniforms { |
| float4 colorWhite; |
| float4 colorGreen; |
| float4 colorRed; |
| }; |
| struct Inputs { |
| }; |
| struct Outputs { |
| float4 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; |
| float2 x = _uniforms.colorWhite.xy; |
| x = -x; |
| _out.sk_FragColor = all(x == float2(-1.0)) ? _uniforms.colorGreen : _uniforms.colorRed; |
| return _out; |
| } |
