#include <metal_stdlib>
#include <simd/simd.h>
using namespace metal;
struct Inputs {
    float4 src;
    float4 dst;
};
struct Outputs {
    float4 sk_FragColor [[color(0)]];
};
float _soft_light_component(float2 s, float2 d) {
    if (2.0 * s.x <= s.y) {
        float _11_guarded_divide;
        float _12_n = (d.x * d.x) * (s.y - 2.0 * s.x);
        {
            _11_guarded_divide = _12_n / d.y;
        }
        return (_11_guarded_divide + (1.0 - d.y) * s.x) + d.x * ((-s.y + 2.0 * s.x) + 1.0);

    } else if (4.0 * d.x <= d.y) {
        float DSqd = d.x * d.x;
        float DCub = DSqd * d.x;
        float DaSqd = d.y * d.y;
        float DaCub = DaSqd * d.y;
        float _13_guarded_divide;
        float _14_n = ((DaSqd * (s.x - d.x * ((3.0 * s.y - 6.0 * s.x) - 1.0)) + ((12.0 * d.y) * DSqd) * (s.y - 2.0 * s.x)) - (16.0 * DCub) * (s.y - 2.0 * s.x)) - DaCub * s.x;
        {
            _13_guarded_divide = _14_n / DaSqd;
        }
        return _13_guarded_divide;

    } else {
        return ((d.x * ((s.y - 2.0 * s.x) + 1.0) + s.x) - sqrt(d.y * d.x) * (s.y - 2.0 * s.x)) - d.y * s.x;
    }
}


fragment Outputs fragmentMain(Inputs _in [[stage_in]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) {
    Outputs _outputStruct;
    thread Outputs* _out = &_outputStruct;
    float4 _0_blend_soft_light;
    {
        _0_blend_soft_light = _in.dst.w == 0.0 ? _in.src : float4(_soft_light_component(_in.src.xw, _in.dst.xw), _soft_light_component(_in.src.yw, _in.dst.yw), _soft_light_component(_in.src.zw, _in.dst.zw), _in.src.w + (1.0 - _in.src.w) * _in.dst.w);
    }
    _out->sk_FragColor = _0_blend_soft_light;

    return *_out;
}