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 half2 ah; 9 half2 bh; 10 float2 af; 11 float2 bf; 12}; 13struct Inputs { 14}; 15struct Outputs { 16 half4 sk_FragColor [[color(0)]]; 17}; 18float cross_length_2d_ff2f2(float2 a, float2 b); 19half cross_length_2d_hh2h2(half2 a, half2 b); 20float cross_length_2d_ff2f2(float2 a, float2 b) { 21 return determinant(float2x2(a, b)); 22} 23half cross_length_2d_hh2h2(half2 a, half2 b) { 24 return determinant(half2x2(a, b)); 25} 26fragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) { 27 Outputs _out; 28 (void)_out; 29 _out.sk_FragColor.x = cross_length_2d_hh2h2(_uniforms.ah, _uniforms.bh); 30 _out.sk_FragColor.y = half(cross_length_2d_ff2f2(_uniforms.af, _uniforms.bf)); 31 return _out; 32} 33