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[d3d9] Fix AUTOGENMIPMAP not working in some instances

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Closes #1642
This commit is contained in:
Joshua Ashton 2020-05-26 12:46:55 +01:00
parent 67b1ee4f9b
commit a35df1c3b1
1 changed files with 4 additions and 2 deletions
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6
src/d3d9/d3d9_common_texture.cpp
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@ -127,10 +127,12 @@ namespace dxvk {
// Use the maximum possible mip level count if the supplied
// mip level count is either unspecified (0) or invalid
const uint32_t maxMipLevelCount =
(pDesc->MultiSample <= D3DMULTISAMPLE_NONMASKABLE && !(pDesc->Usage & D3DUSAGE_AUTOGENMIPMAP))
const uint32_t maxMipLevelCount = pDesc->MultiSample <= D3DMULTISAMPLE_NONMASKABLE
? util::computeMipLevelCount({ pDesc->Width, pDesc->Height, pDesc->Depth })
: 1u;
if (pDesc->Usage & D3DUSAGE_AUTOGENMIPMAP)
pDesc->MipLevels = 0;
if (pDesc->MipLevels == 0 || pDesc->MipLevels > maxMipLevelCount)
pDesc->MipLevels = maxMipLevelCount;