1#include <metal_stdlib> 2#include <simd/simd.h> 3using namespace metal; 4struct Uniforms { 5 half4 colorWhite; 6}; 7struct Inputs { 8}; 9struct Outputs { 10 half4 sk_FragColor [[color(0)]]; 11}; 12fragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) { 13 Outputs _out; 14 (void)_out; 15 half4 color = half4(0.0h); 16 if (_uniforms.colorWhite.x == 1.0h) color.y = 1.0h; 17 if (_uniforms.colorWhite.x == 2.0h) ; else color.w = 1.0h; 18 while (_uniforms.colorWhite.x == 2.0h) ; 19 do ; while (_uniforms.colorWhite.x == 2.0h); 20 _out.sk_FragColor = color; 21 return _out; 22} 23