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