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Fix handling of SRGB_IN and SRGB_OUT for GPU BC7 compressor (#326)

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Chuck Walbourn 2023-03-10 15:19:09 -08:00 committed by GitHub
parent 0f77045482
commit b4719fa58c
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1 changed files with 8 additions and 3 deletions
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11
DirectXTex/DirectXTexCompressGPU.cpp
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@ -154,9 +154,14 @@ namespace
assert(srcImage.pixels && destImage.pixels); assert(srcImage.pixels && destImage.pixels);
const DXGI_FORMAT format = gpubc->GetSourceFormat(); DXGI_FORMAT tformat = gpubc->GetSourceFormat();
if (compress & TEX_COMPRESS_SRGB_OUT)
{
tformat = MakeSRGB(tformat);
}
const DXGI_FORMAT sformat = (compress & TEX_COMPRESS_SRGB_IN) ? MakeSRGB(srcImage.format) : srcImage.format;
if (srcImage.format == format) if (sformat == tformat)
{ {
// Input is already in our required source format // Input is already in our required source format
return gpubc->Compress(srcImage, destImage); return gpubc->Compress(srcImage, destImage);
@ -169,7 +174,7 @@ namespace
auto const srgb = GetSRGBFlags(compress); auto const srgb = GetSRGBFlags(compress);
switch (format) switch (tformat)
{ {
case DXGI_FORMAT_R8G8B8A8_UNORM: case DXGI_FORMAT_R8G8B8A8_UNORM:
hr = ConvertToRGBA32(srcImage, image, false, srgb); hr = ConvertToRGBA32(srcImage, image, false, srgb);