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Revert "[d3d11] Avoid unnecessary buffer slice copy when mapping buffer" 

This reverts commit 72106a02cb.

Breaks things for some reason. Doesn't have much of an impact anyway.
This commit is contained in:
Philip Rebohle 2018-09-17 23:08:00 +02:00
parent 72106a02cb
commit 6c889c0005
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GPG Key ID: C8CC613427A31C99
1 changed files with 3 additions and 5 deletions
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8
src/d3d11/d3d11_context_imm.cpp
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@ -333,14 +333,12 @@ namespace dxvk {
Logger::err("D3D11: Cannot map a device-local buffer");
return E_INVALIDARG;
}
DxvkPhysicalBufferSlice physicalSlice;
if (MapType == D3D11_MAP_WRITE_DISCARD) {
// Allocate a new backing slice for the buffer and set
// it as the 'new' mapped slice. This assumes that the
// only way to invalidate a buffer is by mapping it.
physicalSlice = buffer->allocPhysicalSlice();
auto physicalSlice = buffer->allocPhysicalSlice();
pResource->SetMappedSlice(physicalSlice);
EmitCs([
@ -352,13 +350,13 @@ namespace dxvk {
} else if (MapType != D3D11_MAP_WRITE_NO_OVERWRITE) {
if (!WaitForResource(buffer->resource(), MapFlags))
return DXGI_ERROR_WAS_STILL_DRAWING;
physicalSlice = pResource->GetMappedSlice();
}
// Use map pointer from previous map operation. This
// way we don't have to synchronize with the CS thread
// if the map mode is D3D11_MAP_WRITE_NO_OVERWRITE.
DxvkPhysicalBufferSlice physicalSlice = pResource->GetMappedSlice();
pMappedResource->pData = physicalSlice.mapPtr(0);
pMappedResource->RowPitch = pResource->GetSize();
pMappedResource->DepthPitch = pResource->GetSize();