| #include <metal_stdlib> |
| #include <simd/simd.h> |
| using namespace metal; |
| struct Uniforms { |
| half4 a; |
| half4 b; |
| uint2 c; |
| uint2 d; |
| int3 e; |
| int3 f; |
| }; |
| 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; |
| bool4 expectFFTT = bool4(false, false, true, true); |
| bool4 expectTTFF = bool4(true, true, false, false); |
| _out.sk_FragColor.x = half((_uniforms.a >= _uniforms.b).x ? 1 : 0); |
| _out.sk_FragColor.y = half((_uniforms.c >= _uniforms.d).y ? 1 : 0); |
| _out.sk_FragColor.z = half((_uniforms.e >= _uniforms.f).z ? 1 : 0); |
| _out.sk_FragColor.w = half(any(expectTTFF) || any(expectFFTT) ? 1 : 0); |
| return _out; |
| } |