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texconv: Fix for -nmap when outputing compressed UNORM formats

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This commit is contained in:
Chuck Walbourn 2020-02-13 23:36:16 -08:00
parent 1c6f993963
commit 9d7c832874
1 changed files with 16 additions and 1 deletions
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17
Texconv/texconv.cpp
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@ -2465,7 +2465,22 @@ int __cdecl wmain(_In_ int argc, _In_z_count_(argc) wchar_t* argv[])
DXGI_FORMAT nmfmt = tformat;
if (IsCompressed(tformat))
{
nmfmt = (dwNormalMap & CNMAP_COMPUTE_OCCLUSION) ? DXGI_FORMAT_R32G32B32A32_FLOAT : DXGI_FORMAT_R32G32B32_FLOAT;
switch (tformat)
{
case DXGI_FORMAT_BC4_SNORM:
case DXGI_FORMAT_BC5_SNORM:
nmfmt = DXGI_FORMAT_R8G8B8A8_SNORM;
break;
case DXGI_FORMAT_BC6H_SF16:
case DXGI_FORMAT_BC6H_UF16:
nmfmt = DXGI_FORMAT_R32G32B32_FLOAT;
break;
default:
nmfmt = DXGI_FORMAT_R8G8B8A8_UNORM;
break;
}
}
hr = ComputeNormalMap(image->GetImages(), image->GetImageCount(), image->GetMetadata(), dwNormalMap, nmapAmplitude, nmfmt, *timage);