1#include <metal_stdlib> 2#include <simd/simd.h> 3#ifdef __clang__ 4#pragma clang diagnostic ignored "-Wall" 5#endif 6using namespace metal; 7struct Uniforms { 8 half4 colorRed; 9 half4 colorGreen; 10 half4 testInputs; 11}; 12struct Inputs { 13}; 14struct Outputs { 15 half4 sk_FragColor [[color(0)]]; 16}; 17half fn_hh4(half4 v) { 18 for (int x = 1;x <= 2; ++x) { 19 return v.x; 20 } 21} 22fragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) { 23 Outputs _out; 24 (void)_out; 25 half4 v = _uniforms.testInputs; 26 v = half4(0.0h, v.zyx); 27 v = half4(0.0h, 0.0h, v.xw); 28 v = half4(1.0h, 1.0h, v.wx); 29 v = half4(v.zy, 1.0h, 1.0h); 30 v = half4(v.xx, 1.0h, 1.0h); 31 v = v.wzwz; 32 v = half3(fn_hh4(v), 123.0h, 456.0h).yyzz; 33 v = half3(fn_hh4(v), 123.0h, 456.0h).yyzz; 34 v = half4(123.0h, 456.0h, 456.0h, fn_hh4(v)); 35 v = half4(123.0h, 456.0h, 456.0h, fn_hh4(v)); 36 v = half3(fn_hh4(v), 123.0h, 456.0h).yxxz; 37 v = half3(fn_hh4(v), 123.0h, 456.0h).yxxz; 38 v = half4(1.0h, 1.0h, 2.0h, 3.0h); 39 v = half4(_uniforms.colorRed.xyz, 1.0h); 40 v = half4(_uniforms.colorRed.x, 1.0h, _uniforms.colorRed.yz); 41 v.wzyx = v; 42 v.xw = v.yz; 43 v.zyx = half3(v.ww, 1.0h); 44 _out.sk_FragColor = all(v == half4(1.0h)) ? _uniforms.colorGreen : _uniforms.colorRed; 45 return _out; 46} 47