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[d3d9] Discard mapped buffer if it's currently in use

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This commit is contained in:
Robin Kertels 2020-06-10 23:00:55 +02:00 committed by Joshie
parent 5d5ec2aa77
commit 7389da29be
1 changed files with 38 additions and 9 deletions
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47
src/d3d9/d3d9_device.cpp
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@ -3971,7 +3971,7 @@ namespace dxvk {
physSlice = pResource->DiscardMapSlice(Subresource);
EmitCs([
cImageBuffer = mappedBuffer,
cImageBuffer = std::move(mappedBuffer),
cBufferSlice = physSlice
] (DxvkContext* ctx) {
ctx->invalidateBuffer(cImageBuffer, cBufferSlice);
@ -3992,7 +3992,21 @@ namespace dxvk {
if (alloced)
std::memset(physSlice.mapPtr, 0, physSlice.length);
else if (!skipWait) {
else if (managed && !skipWait) {
if (!WaitForResource(mappedBuffer, D3DLOCK_DONOTWAIT)) {
// if the mapped buffer is currently being copied to image and it's small enough
// we can just avoid a stall by allocating a new slice and copying the existing contents
DxvkBufferSliceHandle oldSlice = physSlice;
physSlice = pResource->DiscardMapSlice(Subresource);
std::memcpy(physSlice.mapPtr, oldSlice.mapPtr, oldSlice.length);
EmitCs([
cImageBuffer = std::move(mappedBuffer),
cBufferSlice = physSlice
] (DxvkContext* ctx) {
ctx->invalidateBuffer(cImageBuffer, cBufferSlice);
});
}
} else if (!skipWait) {
if (!WaitForResource(mappedBuffer, Flags))
return D3DERR_WASSTILLDRAWING;
}
@ -4314,15 +4328,30 @@ namespace dxvk {
const bool skipWait = (Flags & D3DLOCK_NOOVERWRITE) ||
quickRead ||
(boundsCheck && !pResource->DirtyRange().Overlaps(pResource->LockRange()));
if (!skipWait) {
if (!(Flags & D3DLOCK_DONOTWAIT)) {
pResource->SetReadLocked(false);
pResource->DirtyRange().Clear();
}
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
// we can just avoid a stall by allocating a new slice and copying the existing contents
DxvkBufferSliceHandle oldSlice = physSlice;
physSlice = pResource->DiscardMapSlice();
std::memcpy(physSlice.mapPtr, oldSlice.mapPtr, oldSlice.length);
EmitCs([
cBuffer = std::move(mappingBuffer),
cBufferSlice = physSlice
] (DxvkContext* ctx) {
ctx->invalidateBuffer(cBuffer, cBufferSlice);
});
}
} else {
if (!(Flags & D3DLOCK_DONOTWAIT)) {
pResource->SetReadLocked(false);
pResource->DirtyRange().Clear();
}
if (!WaitForResource(mappingBuffer, Flags))
return D3DERR_WASSTILLDRAWING;
if (!WaitForResource(mappingBuffer, Flags))
return D3DERR_WASSTILLDRAWING;
}
}
// Use map pointer from previous map operation. This