| // Copyright 2017 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. |
| |
| #ifndef DAWNNATIVE_D3D12_BUFFERD3D12_H_ |
| #define DAWNNATIVE_D3D12_BUFFERD3D12_H_ |
| |
| #include "dawn_native/Buffer.h" |
| |
| #include "dawn_native/d3d12/ResourceHeapAllocationD3D12.h" |
| #include "dawn_native/d3d12/d3d12_platform.h" |
| |
| namespace dawn_native { namespace d3d12 { |
| |
| class CommandRecordingContext; |
| class Device; |
| |
| class Buffer final : public BufferBase { |
| public: |
| static ResultOrError<Ref<Buffer>> Create(Device* device, |
| const BufferDescriptor* descriptor); |
| |
| ID3D12Resource* GetD3D12Resource() const; |
| D3D12_GPU_VIRTUAL_ADDRESS GetVA() const; |
| |
| bool TrackUsageAndGetResourceBarrier(CommandRecordingContext* commandContext, |
| D3D12_RESOURCE_BARRIER* barrier, |
| wgpu::BufferUsage newUsage); |
| void TrackUsageAndTransitionNow(CommandRecordingContext* commandContext, |
| wgpu::BufferUsage newUsage); |
| |
| bool CheckAllocationMethodForTesting(AllocationMethod allocationMethod) const; |
| bool CheckIsResidentForTesting() const; |
| |
| MaybeError EnsureDataInitialized(CommandRecordingContext* commandContext); |
| ResultOrError<bool> EnsureDataInitializedAsDestination( |
| CommandRecordingContext* commandContext, |
| uint64_t offset, |
| uint64_t size); |
| MaybeError EnsureDataInitializedAsDestination(CommandRecordingContext* commandContext, |
| const CopyTextureToBufferCmd* copy); |
| |
| // Dawn API |
| void SetLabelImpl() override; |
| |
| private: |
| Buffer(Device* device, const BufferDescriptor* descriptor); |
| ~Buffer() override; |
| |
| MaybeError Initialize(bool mappedAtCreation); |
| MaybeError MapAsyncImpl(wgpu::MapMode mode, size_t offset, size_t size) override; |
| void UnmapImpl() override; |
| void DestroyImpl() override; |
| bool IsCPUWritableAtCreation() const override; |
| virtual MaybeError MapAtCreationImpl() override; |
| void* GetMappedPointerImpl() override; |
| |
| MaybeError MapInternal(bool isWrite, size_t start, size_t end, const char* contextInfo); |
| |
| bool TransitionUsageAndGetResourceBarrier(CommandRecordingContext* commandContext, |
| D3D12_RESOURCE_BARRIER* barrier, |
| wgpu::BufferUsage newUsage); |
| |
| MaybeError InitializeToZero(CommandRecordingContext* commandContext); |
| MaybeError ClearBuffer(CommandRecordingContext* commandContext, |
| uint8_t clearValue, |
| uint64_t offset = 0, |
| uint64_t size = 0); |
| |
| ResourceHeapAllocation mResourceAllocation; |
| bool mFixedResourceState = false; |
| wgpu::BufferUsage mLastUsage = wgpu::BufferUsage::None; |
| ExecutionSerial mLastUsedSerial = std::numeric_limits<ExecutionSerial>::max(); |
| |
| D3D12_RANGE mWrittenMappedRange = {0, 0}; |
| void* mMappedData = nullptr; |
| }; |
| |
| }} // namespace dawn_native::d3d12 |
| |
| #endif // DAWNNATIVE_D3D12_BUFFERD3D12_H_ |