1#include <metal_stdlib> 2#include <simd/simd.h> 3#ifdef __clang__ 4#pragma clang diagnostic ignored "-Wall" 5#endif 6using namespace metal; 7struct Inputs { 8}; 9struct Outputs { 10 half4 sk_FragColor [[color(0)]]; 11}; 12 13half4 half4_from_half2x2(half2x2 x) { 14 return half4(x[0].xy, x[1].xy); 15} 16fragment Outputs fragmentMain(Inputs _in [[stage_in]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) { 17 Outputs _out; 18 (void)_out; 19 half2x2 x = half2x2(half2(0.0h, 1.0h), half2(2.0h, 3.0h)); 20 float2 y = float2(half4_from_half2x2(x).xy); 21 _out.sk_FragColor = half4(float4(y, 0.0, 1.0)); 22 return _out; 23} 24