dawn-cmake/test/bug/tint/534.wgsl.expected.msl

#include <metal_stdlib>

using namespace metal;
struct Uniforms {
  /* 0x0000 */ uint dstTextureFlipY;
  /* 0x0004 */ uint isFloat16;
  /* 0x0008 */ uint isRGB10A2Unorm;
  /* 0x000c */ uint channelCount;
};
struct OutputBuf {
  /* 0x0000 */ uint result[1];
};

uint ConvertToFp16FloatValue(float fp32) {
  return 1u;
}

void tint_symbol_inner(constant Uniforms& uniforms, device OutputBuf& output, uint3 GlobalInvocationID, texture2d<float, access::sample> tint_symbol_1, texture2d<float, access::sample> tint_symbol_2) {
  int2 size = int2(tint_symbol_1.get_width(), tint_symbol_1.get_height());
  int2 dstTexCoord = int2(GlobalInvocationID.xy);
  int2 srcTexCoord = dstTexCoord;
  if ((uniforms.dstTextureFlipY == 1u)) {
    srcTexCoord.y = as_type<int>((as_type<uint>(as_type<int>((as_type<uint>(size.y) - as_type<uint>(dstTexCoord.y)))) - as_type<uint>(1)));
  }
  float4 srcColor = tint_symbol_1.read(uint2(srcTexCoord), 0);
  float4 dstColor = tint_symbol_2.read(uint2(dstTexCoord), 0);
  bool success = true;
  uint4 srcColorBits = 0u;
  uint4 dstColorBits = uint4(dstColor);
  for(uint i = 0u; (i < uniforms.channelCount); i = (i + 1u)) {
    srcColorBits[i] = ConvertToFp16FloatValue(srcColor[i]);
    success = (success && (srcColorBits[i] == dstColorBits[i]));
  }
  uint outputIndex = ((GlobalInvocationID.y * uint(size.x)) + GlobalInvocationID.x);
  if (success) {
    output.result[outputIndex] = uint(1);
  } else {
    output.result[outputIndex] = uint(0);
  }
}

kernel void tint_symbol(texture2d<float, access::sample> tint_symbol_3 [[texture(0)]], texture2d<float, access::sample> tint_symbol_4 [[texture(1)]], uint3 GlobalInvocationID [[thread_position_in_grid]], constant Uniforms& uniforms [[buffer(0)]], device OutputBuf& output [[buffer(1)]]) {
  tint_symbol_inner(uniforms, output, GlobalInvocationID, tint_symbol_3, tint_symbol_4);
  return;
}