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[d3d9] Improve sampler anisotropy normalization

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This commit is contained in:
Joshua Ashton 2020-05-21 08:58:39 +01:00
parent 0c0d582f24
commit e2ad3b1b20
2 changed files with 9 additions and 6 deletions
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3
src/d3d9/d3d9_device.cpp
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@ -5379,8 +5379,7 @@ namespace dxvk {
colorInfo.minFilter = DecodeFilter(cKey.MinFilter);
colorInfo.mipmapMode = mipFilter.MipFilter;
colorInfo.maxAnisotropy = float(cKey.MaxAnisotropy);
colorInfo.useAnisotropy = IsAnisotropic(cKey.MinFilter)
|| IsAnisotropic(cKey.MagFilter);
colorInfo.useAnisotropy = cKey.MaxAnisotropy > 1;
colorInfo.mipmapLodBias = cKey.MipmapLodBias;
colorInfo.mipmapLodMin = mipFilter.MipsEnabled ? float(cKey.MaxMipLevel) : 0;
colorInfo.mipmapLodMax = mipFilter.MipsEnabled ? FLT_MAX : 0;

12
src/d3d9/d3d9_sampler.h
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@ -36,11 +36,15 @@ namespace dxvk {
key.AddressV = std::clamp(key.AddressV, D3DTADDRESS_WRAP, D3DTADDRESS_MIRRORONCE);
key.AddressW = std::clamp(key.AddressW, D3DTADDRESS_WRAP, D3DTADDRESS_MIRRORONCE);
key.MagFilter = std::clamp(key.MagFilter, D3DTEXF_NONE, D3DTEXF_ANISOTROPIC);
key.MinFilter = std::clamp(key.MinFilter, D3DTEXF_NONE, D3DTEXF_ANISOTROPIC);
key.MipFilter = std::clamp(key.MipFilter, D3DTEXF_NONE, D3DTEXF_ANISOTROPIC);
bool hasAnisotropy = IsAnisotropic(key.MagFilter) || IsAnisotropic(key.MinFilter);
key.MaxAnisotropy = std::min<DWORD>(key.MaxAnisotropy, 16);
key.MagFilter = std::clamp(key.MagFilter, D3DTEXF_NONE, D3DTEXF_LINEAR);
key.MinFilter = std::clamp(key.MinFilter, D3DTEXF_NONE, D3DTEXF_LINEAR);
key.MipFilter = std::clamp(key.MipFilter, D3DTEXF_NONE, D3DTEXF_LINEAR);
key.MaxAnisotropy = hasAnisotropy
? std::clamp<DWORD>(key.MaxAnisotropy, 1, 16)
: 1;
if (key.MipFilter == D3DTEXF_NONE) {
// May as well try and keep slots down.