dawn-cmake/test/tint/builtins/gen/textureLoad/8acf41.wgsl.expected.msl

#include <metal_stdlib>

using namespace metal;
struct ExternalTextureParams {
  /* 0x0000 */ uint numPlanes;
  /* 0x0004 */ float vr;
  /* 0x0008 */ float ug;
  /* 0x000c */ float vg;
  /* 0x0010 */ float ub;
};

float4 textureLoadExternal(texture2d<float, access::sample> plane0, texture2d<float, access::sample> plane1, int2 coord, ExternalTextureParams params) {
  if ((params.numPlanes == 1u)) {
    return plane0.read(uint2(coord), 0);
  }
  float const y = (plane0.read(uint2(coord), 0)[0] - 0.0625f);
  float2 const uv = (float4(plane1.read(uint2(coord), 0)).rg - 0.5f);
  float const u = uv[0];
  float const v = uv[1];
  float const r = ((1.164000034f * y) + (params.vr * v));
  float const g = (((1.164000034f * y) - (params.ug * u)) - (params.vg * v));
  float const b = ((1.164000034f * y) + (params.ub * u));
  return float4(r, g, b, 1.0f);
}

void textureLoad_8acf41(texture2d<float, access::sample> tint_symbol_1, texture2d<float, access::sample> tint_symbol_2, const constant ExternalTextureParams* const tint_symbol_3) {
  float4 res = textureLoadExternal(tint_symbol_1, tint_symbol_2, int2(), *(tint_symbol_3));
}

struct tint_symbol {
  float4 value [[position]];
};

float4 vertex_main_inner(texture2d<float, access::sample> tint_symbol_4, texture2d<float, access::sample> tint_symbol_5, const constant ExternalTextureParams* const tint_symbol_6) {
  textureLoad_8acf41(tint_symbol_4, tint_symbol_5, tint_symbol_6);
  return float4();
}

vertex tint_symbol vertex_main(texture2d<float, access::sample> tint_symbol_7 [[texture(0)]], texture2d<float, access::sample> tint_symbol_8 [[texture(1)]], const constant ExternalTextureParams* tint_symbol_9 [[buffer(2)]]) {
  float4 const inner_result = vertex_main_inner(tint_symbol_7, tint_symbol_8, tint_symbol_9);
  tint_symbol wrapper_result = {};
  wrapper_result.value = inner_result;
  return wrapper_result;
}

fragment void fragment_main(texture2d<float, access::sample> tint_symbol_10 [[texture(0)]], texture2d<float, access::sample> tint_symbol_11 [[texture(1)]], const constant ExternalTextureParams* tint_symbol_12 [[buffer(2)]]) {
  textureLoad_8acf41(tint_symbol_10, tint_symbol_11, tint_symbol_12);
  return;
}

kernel void compute_main(texture2d<float, access::sample> tint_symbol_13 [[texture(0)]], texture2d<float, access::sample> tint_symbol_14 [[texture(1)]], const constant ExternalTextureParams* tint_symbol_15 [[buffer(2)]]) {
  textureLoad_8acf41(tint_symbol_13, tint_symbol_14, tint_symbol_15);
  return;
}