1#include <metal_stdlib> 2#include <simd/simd.h> 3using namespace metal; 4struct Uniforms { 5 float a; 6 float b; 7 float c; 8 float4 d; 9 float4 e; 10 float4 f; 11}; 12struct Inputs { 13}; 14struct Outputs { 15 float4 sk_FragColor [[color(0)]]; 16}; 17 18fragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) { 19 Outputs _out; 20 (void)_out; 21 _out.sk_FragColor.x = ((((_uniforms.c) * (_uniforms.b) < 0) ? 1 : -1) * (_uniforms.a)); 22 _out.sk_FragColor = faceforward(_uniforms.d, _uniforms.e, _uniforms.f); 23 return _out; 24} 25