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[D3D12] Fix mid-frame pool destruction (in case of device losses)

This commit is contained in:
Triang3l 2018-11-21 15:40:26 +03:00
parent e6bd8f37aa
commit a9e83872eb
1 changed files with 18 additions and 2 deletions
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20
src/xenia/ui/d3d12/pools.cc
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@ -22,7 +22,19 @@ namespace d3d12 {
UploadBufferPool::UploadBufferPool(D3D12Context* context, uint32_t page_size)
: context_(context), page_size_(page_size) {}
UploadBufferPool::~UploadBufferPool() { ClearCache(); }
UploadBufferPool::~UploadBufferPool() {
// Allow mid-frame destruction in cases like device loss.
if (current_mapping_ != nullptr) {
// Don't care about the written range - destroying anyway.
D3D12_RANGE written_range;
written_range.Begin = 0;
written_range.End = 0;
unsent_->buffer->Unmap(0, &written_range);
current_mapping_ = nullptr;
}
current_size_ = 0;
ClearCache();
}
void UploadBufferPool::BeginFrame() {
// Recycle submitted pages not used by the GPU anymore.
@ -195,7 +207,11 @@ DescriptorHeapPool::DescriptorHeapPool(D3D12Context* context,
uint32_t page_size)
: context_(context), type_(type), page_size_(page_size) {}
DescriptorHeapPool::~DescriptorHeapPool() { ClearCache(); }
DescriptorHeapPool::~DescriptorHeapPool() {
// Allow mid-frame destruction in cases like device loss.
current_size_ = 0;
ClearCache();
}
void DescriptorHeapPool::BeginFrame() {
// Don't hold old pages if few descriptors are written, also make 0 usable as