1#include <metal_stdlib> 2#include <simd/simd.h> 3using namespace metal; 4struct Uniforms { 5 half4 testInputs; 6 half4 colorGreen; 7 half4 colorRed; 8}; 9struct Inputs { 10}; 11struct Outputs { 12 half4 sk_FragColor [[color(0)]]; 13}; 14fragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) { 15 Outputs _out; 16 (void)_out; 17 half4 expected = half4(0.0h); 18 _out.sk_FragColor = (((((dfdx(_uniforms.testInputs.x) == expected.x && all(dfdx(_uniforms.testInputs.xy) == expected.xy)) && all(dfdx(_uniforms.testInputs.xyz) == expected.xyz)) && all(dfdx(_uniforms.testInputs) == expected)) && all(sign(dfdx(coords.xx)) == float2(1.0, 1.0))) && all(sign(dfdx(coords.yy)) == float2(0.0, 0.0))) && all(sign(dfdx(coords)) == float2(1.0, 0.0)) ? _uniforms.colorGreen : _uniforms.colorRed; 19 return _out; 20} 21