#include #include using namespace metal; struct Uniforms { float a; }; struct Inputs { }; struct Outputs { half4 sk_FragColor [[color(0)]]; }; struct Globals { int b; }; fragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) { Globals _globals{{}}; (void)_globals; Outputs _out; (void)_out; _out.sk_FragColor.x = half(ldexp(_uniforms.a, _globals.b)); return _out; }