#include <metal_stdlib> | |
#include <simd/simd.h> | |
using namespace metal; | |
struct Inputs { | |
float4 src; | |
float4 dst; | |
}; | |
struct Outputs { | |
float4 sk_FragColor [[color(0)]]; | |
}; | |
fragment Outputs fragmentMain(Inputs _in [[stage_in]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) { | |
Outputs _outputStruct; | |
thread Outputs* _out = &_outputStruct; | |
float4 _0_blend_src_atop; | |
_0_blend_src_atop = _in.dst.w * _in.src + (1.0 - _in.src.w) * _in.dst; | |
_out->sk_FragColor = _0_blend_src_atop; | |
return *_out; | |
} |