| #include <metal_stdlib> | |
| #include <simd/simd.h> | |
| using namespace metal; | |
| struct Inputs { | |
| float a; | |
| float b; | |
| float c; | |
| float4 d; | |
| float4 e; | |
| float4 f; | |
| }; | |
| struct Outputs { | |
| float4 sk_FragColor [[color(0)]]; | |
| }; | |
| fragment Outputs fragmentMain(Inputs _in [[stage_in]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) { | |
| Outputs _out; | |
| (void)_out; | |
| _out.sk_FragColor.x = ((((_in.c) * (_in.b) < 0) ? 1 : -1) * (_in.a)); | |
| _out.sk_FragColor = faceforward(_in.d, _in.e, _in.f); | |
| return _out; | |
| } |