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[d3d9] Fix uninitialized BufferHandle when discarding mapped buffer 

Co-authored-by: Christopher Egert <cme3000@gmail.com>
This commit is contained in:
Robin Kertels 2020-06-14 23:30:42 +02:00 committed by Joshie
parent 9525f53d00
commit 291f7e05bc
1 changed files with 7 additions and 7 deletions
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14
src/d3d9/d3d9_device.cpp
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@ -4006,7 +4006,7 @@ namespace dxvk {
std::memset(physSlice.mapPtr, 0, physSlice.length);
else if (managed && !skipWait) {
if (!WaitForResource(mappedBuffer, D3DLOCK_DONOTWAIT)) {
// if the mapped buffer is currently being copied to image and it's small enough
// if the mapped buffer is currently being copied to image
// we can just avoid a stall by allocating a new slice and copying the existing contents
DxvkBufferSliceHandle oldSlice = physSlice;
physSlice = pResource->DiscardMapSlice(Subresource);
@ -4334,6 +4334,11 @@ namespace dxvk {
pResource->DirtyRange().Clear();
}
else {
// Use map pointer from previous map operation. This
// way we don't have to synchronize with the CS thread
// if the map mode is D3DLOCK_NOOVERWRITE.
physSlice = pResource->GetMappedSlice();
// NOOVERWRITE promises that they will not write in a currently used area.
// Therefore we can skip waiting for these two cases.
// We can also skip waiting if there is not dirty range overlap, if we are one of those resources.
@ -4346,7 +4351,7 @@ namespace dxvk {
if (!skipWait) {
if (IsPoolManaged(desc.Pool)) {
if (!WaitForResource(mappingBuffer, D3DLOCK_DONOTWAIT)) {
// if the mapped buffer is currently being copied to the primary buffer and it's small enough
// if the mapped buffer is currently being copied to the primary buffer
// we can just avoid a stall by allocating a new slice and copying the existing contents
DxvkBufferSliceHandle oldSlice = physSlice;
physSlice = pResource->DiscardMapSlice();
@ -4366,11 +4371,6 @@ namespace dxvk {
pResource->SetReadLocked(false);
pResource->DirtyRange().Clear();
}
// Use map pointer from previous map operation. This
// way we don't have to synchronize with the CS thread
// if the map mode is D3DLOCK_NOOVERWRITE.
physSlice = pResource->GetMappedSlice();
}
uint8_t* data = reinterpret_cast<uint8_t*>(physSlice.mapPtr);