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[d3d11] Don't create linearly tiled compressed images

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Quantum Break uses this for texture uploads, which causes unnecessary
GPU synchronization and queue submissions when doing texture uploads.
This commit is contained in:
Philip Rebohle 2019-09-07 20:16:16 +02:00
parent c57e63f7d2
commit b8888ffe6a
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GPG Key ID: C8CC613427A31C99
1 changed files with 6 additions and 2 deletions
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8
src/d3d11/d3d11_texture.cpp
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@ -408,6 +408,12 @@ namespace dxvk {
if (GetPackedDepthStencilFormat(m_desc.Format))
return D3D11_COMMON_TEXTURE_MAP_MODE_BUFFER;
// The only way to write to compressed textures on the GPU is by
// using copy commands, so we might as well copy to a buffer to
// prevent accidentally hitting a slow path if games misuse this.
if (imageFormatInfo(pImageInfo->format)->flags.test(DxvkFormatFlag::BlockCompressed))
return D3D11_COMMON_TEXTURE_MAP_MODE_BUFFER;
// Images that can be read by the host should be mapped directly in
// order to avoid expensive synchronization with the GPU. This does
// however require linear tiling, which may not be supported for all
@ -493,8 +499,6 @@ namespace dxvk {
}
D3D11DXGISurface::D3D11DXGISurface(
ID3D11Resource* pResource,
D3D11CommonTexture* pTexture)