| // Copyright 2019 The Dawn Authors |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #include "dawn_native/d3d12/HeapD3D12.h" |
| |
| namespace dawn_native { namespace d3d12 { |
| Heap::Heap(ComPtr<ID3D12Pageable> d3d12Pageable, D3D12_HEAP_TYPE d3d12HeapType, uint64_t size) |
| : mD3d12Pageable(std::move(d3d12Pageable)), mD3d12HeapType(d3d12HeapType), mSize(size) { |
| } |
| |
| Heap::~Heap() { |
| // When a heap is destroyed, it no longer resides in resident memory, so we must evict it |
| // from the LRU cache. If this heap is not manually removed from the LRU-cache, the |
| // ResidencyManager will attempt to use it after it has been deallocated. |
| if (IsInResidencyLRUCache()) { |
| RemoveFromList(); |
| } |
| } |
| |
| // This function should only be used when mD3D12Pageable was initialized from a ID3D12Pageable |
| // that was initially created as an ID3D12Heap (i.e. SubAllocation). If the ID3D12Pageable was |
| // initially created as an ID3D12Resource (i.e. DirectAllocation), then use GetD3D12Pageable(). |
| ComPtr<ID3D12Heap> Heap::GetD3D12Heap() const { |
| ComPtr<ID3D12Heap> heap; |
| HRESULT result = mD3d12Pageable.As(&heap); |
| ASSERT(SUCCEEDED(result)); |
| return heap; |
| } |
| |
| ComPtr<ID3D12Pageable> Heap::GetD3D12Pageable() const { |
| return mD3d12Pageable; |
| } |
| |
| D3D12_HEAP_TYPE Heap::GetD3D12HeapType() const { |
| return mD3d12HeapType; |
| } |
| |
| Serial Heap::GetLastUsage() const { |
| return mLastUsage; |
| } |
| |
| void Heap::SetLastUsage(Serial serial) { |
| mLastUsage = serial; |
| } |
| |
| uint64_t Heap::GetLastSubmission() const { |
| return mLastSubmission; |
| } |
| |
| void Heap::SetLastSubmission(Serial serial) { |
| mLastSubmission = serial; |
| } |
| |
| uint64_t Heap::GetSize() const { |
| return mSize; |
| } |
| |
| bool Heap::IsInResidencyLRUCache() const { |
| return IsInList(); |
| } |
| |
| void Heap::IncrementResidencyLock() { |
| mResidencyLockRefCount++; |
| } |
| |
| void Heap::DecrementResidencyLock() { |
| mResidencyLockRefCount--; |
| } |
| |
| bool Heap::IsResidencyLocked() const { |
| if (mResidencyLockRefCount == 0) { |
| return false; |
| } |
| |
| return true; |
| } |
| |
| }} // namespace dawn_native::d3d12 |