Backlog/projects/content/_shaders/msl/text.frag.msl

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#include <metal_stdlib>
#include <simd/simd.h>
using namespace metal;
struct FontInfo
{
float2 position;
float size;
uint isSdf;
uint pad0;
packed_float2 pad2;
char _m0_final_padding[4];
};
struct type_StructuredBuffer_FontInfo
{
FontInfo _m0[1];
};
constant float _60 = {};
struct main0_out
{
float4 out_var_SV_Target0 [[color(0)]];
};
struct main0_in
{
uint in_var_TEXCOORD0 [[user(locn0)]];
float2 in_var_TEXCOORD1 [[user(locn1)]];
float2 in_var_TEXCOORD2 [[user(locn2)]];
uint in_var_TEXCOORD3 [[user(locn3)]];
};
fragment main0_out main0(main0_in in [[stage_in]], const device type_StructuredBuffer_FontInfo& fontBuffer [[buffer(0)]], texture2d<float> Texture0 [[texture(0)]], sampler Sampler0 [[sampler(0)]])
{
main0_out out = {};
float4 _68 = Texture0.sample(Sampler0, in.in_var_TEXCOORD1);
bool _103;
do
{
bool _85;
if (in.in_var_TEXCOORD2.x >= fontBuffer._m0[in.in_var_TEXCOORD3].position.x)
{
_85 = in.in_var_TEXCOORD2.x <= (fontBuffer._m0[in.in_var_TEXCOORD3].position.x + fontBuffer._m0[in.in_var_TEXCOORD3].size);
}
else
{
_85 = false;
}
bool _92;
if (_85)
{
_92 = in.in_var_TEXCOORD2.y >= fontBuffer._m0[in.in_var_TEXCOORD3].position.y;
}
else
{
_92 = false;
}
bool _100;
if (_92)
{
_100 = in.in_var_TEXCOORD2.y <= (fontBuffer._m0[in.in_var_TEXCOORD3].position.y + fontBuffer._m0[in.in_var_TEXCOORD3].size);
}
else
{
_100 = false;
}
if (_100)
{
_103 = true;
break;
}
_103 = false;
break;
} while(false);
if (!_103)
{
discard_fragment();
}
float _109 = float(in.in_var_TEXCOORD0 & 255u) * 0.0039215688593685626983642578125;
float _113 = float((in.in_var_TEXCOORD0 >> 8u) & 255u) * 0.0039215688593685626983642578125;
float _117 = float((in.in_var_TEXCOORD0 >> 16u) & 255u) * 0.0039215688593685626983642578125;
float4 _180;
if (fontBuffer._m0[in.in_var_TEXCOORD3].isSdf == 1u)
{
float _123 = _68.x;
float _124 = fwidth(_123);
float _125 = 0.529411792755126953125 - _124;
float _126 = 0.529411792755126953125 + _124;
float2 _132 = (dfdx(in.in_var_TEXCOORD1) + dfdy(in.in_var_TEXCOORD1)) * 0.3540000021457672119140625;
float4 _139 = float4(in.in_var_TEXCOORD1 - _132, in.in_var_TEXCOORD1 + _132);
float4 _170 = float4(_109, _113, _117, (fast::clamp(smoothstep(_125, _126, _123), 0.0, 1.0) + (0.5 * (((fast::clamp(smoothstep(_125, _126, Texture0.sample(Sampler0, _139.xy).x), 0.0, 1.0) + fast::clamp(smoothstep(_125, _126, Texture0.sample(Sampler0, _139.zw).x), 0.0, 1.0)) + fast::clamp(smoothstep(_125, _126, Texture0.sample(Sampler0, _139.xw).x), 0.0, 1.0)) + fast::clamp(smoothstep(_125, _126, Texture0.sample(Sampler0, _139.zy).x), 0.0, 1.0)))) * 0.3333333432674407958984375);
float3 _172 = powr(_170.xyz, float3(2.2000000476837158203125));
_180 = float4(_172.x, _172.y, _172.z, _170.w);
}
else
{
_180 = float4(_109, _113, _117, powr(_68.x / dot(float4(_109, _113, _117, _60).xyz, float3(0.2125999927520751953125, 0.715200006961822509765625, 0.072200000286102294921875)), 0.4545454680919647216796875));
}
out.out_var_SV_Target0 = _180;
return out;
}