submodule/skia/tests/sksl/shared/GaussianBlur.metal

   1 #include <metal_stdlib>
   2 #include <simd/simd.h>
   3 using namespace metal;
   4 struct Inputs {
   5     float2 vLocalCoord_Stage0  [[user(locn0)]];
   6 };
   7 struct Outputs {
   8     half4 sk_FragColor [[color(0)]];
   9 };
  10 struct uniformBuffer {
  11     float4 sk_RTAdjust;
  12     half2 uIncrement_Stage1_c0;
  13     char pad0[12];
  14     array<half4, 7> uKernel_Stage1_c0;
  15     char pad1[56];
  16     float3x3 umatrix_Stage1_c0_c0;
  17     half4 uborder_Stage1_c0_c0_c0;
  18     char pad2[8];
  19     float4 usubset_Stage1_c0_c0_c0;
  20     float4 unorm_Stage1_c0_c0_c0;
  21 };
  22 struct Globals {
  23     constant uniformBuffer* _anonInterface0;
  24     texture2d<half> uTextureSampler_0_Stage1;
  25     sampler uTextureSampler_0_Stage1Smplr;
  26 };
  27 half4 MatrixEffect_Stage1_c0_c0_h4h4f2(thread Globals& _globals, half4 _input, float2 _coords) {
  28     float2 _1_inCoord = (_globals._anonInterface0->umatrix_Stage1_c0_c0 * float3(_coords, 1.0)).xy;
  29     _1_inCoord *= _globals._anonInterface0->unorm_Stage1_c0_c0_c0.xy;
  30     float2 _2_subsetCoord;
  31     _2_subsetCoord.x = _1_inCoord.x;
  32     _2_subsetCoord.y = _1_inCoord.y;
  33     float2 _3_clampedCoord;
  34     _3_clampedCoord = _2_subsetCoord;
  35     half4 _4_textureColor = _globals.uTextureSampler_0_Stage1.sample(_globals.uTextureSampler_0_Stage1Smplr, _3_clampedCoord * _globals._anonInterface0->unorm_Stage1_c0_c0_c0.zw);
  36     float _5_snappedX = floor(_1_inCoord.x + 0.0010000000474974513) + 0.5;
  37     if (_5_snappedX < _globals._anonInterface0->usubset_Stage1_c0_c0_c0.x || _5_snappedX > _globals._anonInterface0->usubset_Stage1_c0_c0_c0.z) {
  38         _4_textureColor = _globals._anonInterface0->uborder_Stage1_c0_c0_c0;
  39     }
  40     return _4_textureColor;
  41 }
  42 fragment Outputs fragmentMain(Inputs _in [[stage_in]], texture2d<half> uTextureSampler_0_Stage1[[texture(0)]], sampler uTextureSampler_0_Stage1Smplr[[sampler(0)]], constant uniformBuffer& _anonInterface0 [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) {
  43     Globals _globals{&_anonInterface0, uTextureSampler_0_Stage1, uTextureSampler_0_Stage1Smplr};
  44     (void)_globals;
  45     Outputs _out;
  46     (void)_out;
  47     half4 outputColor_Stage0;
  48     half4 outputCoverage_Stage0;
  49     {
  50         outputColor_Stage0 = half4(1.0h);
  51         outputCoverage_Stage0 = half4(1.0h);
  52     }
  53     half4 output_Stage1;
  54     half4 _6_output;
  55     _6_output = half4(0.0h, 0.0h, 0.0h, 0.0h);
  56     float2 _7_coord = _in.vLocalCoord_Stage0 - float2(12.0h * _globals._anonInterface0->uIncrement_Stage1_c0);
  57     float2 _8_coordSampled = float2(0.0, 0.0);
  58     _8_coordSampled = _7_coord;
  59     _6_output += MatrixEffect_Stage1_c0_c0_h4h4f2(_globals, outputColor_Stage0, _8_coordSampled) * _globals._anonInterface0->uKernel_Stage1_c0[0].x;
  60     _7_coord += float2(_globals._anonInterface0->uIncrement_Stage1_c0);
  61     _8_coordSampled = _7_coord;
  62     _6_output += MatrixEffect_Stage1_c0_c0_h4h4f2(_globals, outputColor_Stage0, _8_coordSampled) * _globals._anonInterface0->uKernel_Stage1_c0[0].y;
  63     _7_coord += float2(_globals._anonInterface0->uIncrement_Stage1_c0);
  64     _8_coordSampled = _7_coord;
  65     _6_output += MatrixEffect_Stage1_c0_c0_h4h4f2(_globals, outputColor_Stage0, _8_coordSampled) * _globals._anonInterface0->uKernel_Stage1_c0[0].z;
  66     _7_coord += float2(_globals._anonInterface0->uIncrement_Stage1_c0);
  67     _8_coordSampled = _7_coord;
  68     _6_output += MatrixEffect_Stage1_c0_c0_h4h4f2(_globals, outputColor_Stage0, _8_coordSampled) * _globals._anonInterface0->uKernel_Stage1_c0[0].w;
  69     _7_coord += float2(_globals._anonInterface0->uIncrement_Stage1_c0);
  70     _8_coordSampled = _7_coord;
  71     _6_output += MatrixEffect_Stage1_c0_c0_h4h4f2(_globals, outputColor_Stage0, _8_coordSampled) * _globals._anonInterface0->uKernel_Stage1_c0[1].x;
  72     _7_coord += float2(_globals._anonInterface0->uIncrement_Stage1_c0);
  73     _8_coordSampled = _7_coord;
  74     _6_output += MatrixEffect_Stage1_c0_c0_h4h4f2(_globals, outputColor_Stage0, _8_coordSampled) * _globals._anonInterface0->uKernel_Stage1_c0[1].y;
  75     _7_coord += float2(_globals._anonInterface0->uIncrement_Stage1_c0);
  76     _8_coordSampled = _7_coord;
  77     _6_output += MatrixEffect_Stage1_c0_c0_h4h4f2(_globals, outputColor_Stage0, _8_coordSampled) * _globals._anonInterface0->uKernel_Stage1_c0[1].z;
  78     _7_coord += float2(_globals._anonInterface0->uIncrement_Stage1_c0);
  79     _8_coordSampled = _7_coord;
  80     _6_output += MatrixEffect_Stage1_c0_c0_h4h4f2(_globals, outputColor_Stage0, _8_coordSampled) * _globals._anonInterface0->uKernel_Stage1_c0[1].w;
  81     _7_coord += float2(_globals._anonInterface0->uIncrement_Stage1_c0);
  82     _8_coordSampled = _7_coord;
  83     _6_output += MatrixEffect_Stage1_c0_c0_h4h4f2(_globals, outputColor_Stage0, _8_coordSampled) * _globals._anonInterface0->uKernel_Stage1_c0[2].x;
  84     _7_coord += float2(_globals._anonInterface0->uIncrement_Stage1_c0);
  85     _8_coordSampled = _7_coord;
  86     _6_output += MatrixEffect_Stage1_c0_c0_h4h4f2(_globals, outputColor_Stage0, _8_coordSampled) * _globals._anonInterface0->uKernel_Stage1_c0[2].y;
  87     _7_coord += float2(_globals._anonInterface0->uIncrement_Stage1_c0);
  88     _8_coordSampled = _7_coord;
  89     _6_output += MatrixEffect_Stage1_c0_c0_h4h4f2(_globals, outputColor_Stage0, _8_coordSampled) * _globals._anonInterface0->uKernel_Stage1_c0[2].z;
  90     _7_coord += float2(_globals._anonInterface0->uIncrement_Stage1_c0);
  91     _8_coordSampled = _7_coord;
  92     _6_output += MatrixEffect_Stage1_c0_c0_h4h4f2(_globals, outputColor_Stage0, _8_coordSampled) * _globals._anonInterface0->uKernel_Stage1_c0[2].w;
  93     _7_coord += float2(_globals._anonInterface0->uIncrement_Stage1_c0);
  94     _8_coordSampled = _7_coord;
  95     _6_output += MatrixEffect_Stage1_c0_c0_h4h4f2(_globals, outputColor_Stage0, _8_coordSampled) * _globals._anonInterface0->uKernel_Stage1_c0[3].x;
  96     _7_coord += float2(_globals._anonInterface0->uIncrement_Stage1_c0);
  97     _8_coordSampled = _7_coord;
  98     _6_output += MatrixEffect_Stage1_c0_c0_h4h4f2(_globals, outputColor_Stage0, _8_coordSampled) * _globals._anonInterface0->uKernel_Stage1_c0[3].y;
  99     _7_coord += float2(_globals._anonInterface0->uIncrement_Stage1_c0);
 100     _8_coordSampled = _7_coord;
 101     _6_output += MatrixEffect_Stage1_c0_c0_h4h4f2(_globals, outputColor_Stage0, _8_coordSampled) * _globals._anonInterface0->uKernel_Stage1_c0[3].z;
 102     _7_coord += float2(_globals._anonInterface0->uIncrement_Stage1_c0);
 103     _8_coordSampled = _7_coord;
 104     _6_output += MatrixEffect_Stage1_c0_c0_h4h4f2(_globals, outputColor_Stage0, _8_coordSampled) * _globals._anonInterface0->uKernel_Stage1_c0[3].w;
 105     _7_coord += float2(_globals._anonInterface0->uIncrement_Stage1_c0);
 106     _8_coordSampled = _7_coord;
 107     _6_output += MatrixEffect_Stage1_c0_c0_h4h4f2(_globals, outputColor_Stage0, _8_coordSampled) * _globals._anonInterface0->uKernel_Stage1_c0[4].x;
 108     _7_coord += float2(_globals._anonInterface0->uIncrement_Stage1_c0);
 109     _8_coordSampled = _7_coord;
 110     _6_output += MatrixEffect_Stage1_c0_c0_h4h4f2(_globals, outputColor_Stage0, _8_coordSampled) * _globals._anonInterface0->uKernel_Stage1_c0[4].y;
 111     _7_coord += float2(_globals._anonInterface0->uIncrement_Stage1_c0);
 112     _8_coordSampled = _7_coord;
 113     _6_output += MatrixEffect_Stage1_c0_c0_h4h4f2(_globals, outputColor_Stage0, _8_coordSampled) * _globals._anonInterface0->uKernel_Stage1_c0[4].z;
 114     _7_coord += float2(_globals._anonInterface0->uIncrement_Stage1_c0);
 115     _8_coordSampled = _7_coord;
 116     _6_output += MatrixEffect_Stage1_c0_c0_h4h4f2(_globals, outputColor_Stage0, _8_coordSampled) * _globals._anonInterface0->uKernel_Stage1_c0[4].w;
 117     _7_coord += float2(_globals._anonInterface0->uIncrement_Stage1_c0);
 118     _8_coordSampled = _7_coord;
 119     _6_output += MatrixEffect_Stage1_c0_c0_h4h4f2(_globals, outputColor_Stage0, _8_coordSampled) * _globals._anonInterface0->uKernel_Stage1_c0[5].x;
 120     _7_coord += float2(_globals._anonInterface0->uIncrement_Stage1_c0);
 121     _8_coordSampled = _7_coord;
 122     _6_output += MatrixEffect_Stage1_c0_c0_h4h4f2(_globals, outputColor_Stage0, _8_coordSampled) * _globals._anonInterface0->uKernel_Stage1_c0[5].y;
 123     _7_coord += float2(_globals._anonInterface0->uIncrement_Stage1_c0);
 124     _8_coordSampled = _7_coord;
 125     _6_output += MatrixEffect_Stage1_c0_c0_h4h4f2(_globals, outputColor_Stage0, _8_coordSampled) * _globals._anonInterface0->uKernel_Stage1_c0[5].z;
 126     _7_coord += float2(_globals._anonInterface0->uIncrement_Stage1_c0);
 127     _8_coordSampled = _7_coord;
 128     _6_output += MatrixEffect_Stage1_c0_c0_h4h4f2(_globals, outputColor_Stage0, _8_coordSampled) * _globals._anonInterface0->uKernel_Stage1_c0[5].w;
 129     _7_coord += float2(_globals._anonInterface0->uIncrement_Stage1_c0);
 130     _8_coordSampled = _7_coord;
 131     _6_output += MatrixEffect_Stage1_c0_c0_h4h4f2(_globals, outputColor_Stage0, _8_coordSampled) * _globals._anonInterface0->uKernel_Stage1_c0[6].x;
 132     _7_coord += float2(_globals._anonInterface0->uIncrement_Stage1_c0);
 133     _6_output *= outputColor_Stage0;
 134     output_Stage1 = _6_output;
 135     {
 136         _out.sk_FragColor = output_Stage1 * outputCoverage_Stage0;
 137     }
 138     return _out;
 139 }