#include #include using namespace metal; struct Inputs { }; 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; float x = 0.0; switch (0) { case 0: x = 0.0; if (x < sqrt(1.0)) { _out.sk_FragColor = float4(x); break; } case 1: x = 1.0; } return _out; }