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[d3d11] Ignore D3D11_COPY_DISCARD

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Various truck simulations are broken and set this on every
CopySubresourceRegion call, which, if we were to implement
DiscardBuffer for non-mappable resources again, would break
them. This flag seemingly has no effect on native D3D11.
This commit is contained in:
Philip Rebohle 2019-11-24 00:08:06 +01:00
parent a7c21a617c
commit 53fca5143f
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GPG Key ID: C8CC613427A31C99
1 changed files with 0 additions and 6 deletions
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6
src/d3d11/d3d11_context.cpp
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@ -351,9 +351,6 @@ namespace dxvk {
auto dstBuffer = static_cast<D3D11Buffer*>(pDstResource)->GetBufferSlice();
auto srcBuffer = static_cast<D3D11Buffer*>(pSrcResource)->GetBufferSlice();
if (CopyFlags & D3D11_COPY_DISCARD)
DiscardBuffer(static_cast<D3D11Buffer*>(pDstResource));
VkDeviceSize dstOffset = DstX;
VkDeviceSize srcOffset = 0;
VkDeviceSize regLength = srcBuffer.length();
@ -1174,9 +1171,6 @@ namespace dxvk {
std::memcpy(reinterpret_cast<char*>(mappedSr.pData) + offset, pSrcData, size);
Unmap(pDstResource, 0);
} else {
if (CopyFlags & D3D11_COPY_DISCARD)
DiscardBuffer(bufferResource);
DxvkDataSlice dataSlice = AllocUpdateBufferSlice(size);
std::memcpy(dataSlice.ptr(), pSrcData, size);