| // 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. |
| |
| // D3D12Backend.cpp: contains the definition of symbols exported by D3D12Backend.h so that they |
| // can be compiled twice: once export (shared library), once not exported (static library) |
| |
| #include "dawn/native/D3D12Backend.h" |
| |
| #include <memory> |
| #include <utility> |
| |
| #include "dawn/common/Log.h" |
| #include "dawn/common/Math.h" |
| #include "dawn/common/SwapChainUtils.h" |
| #include "dawn/native/d3d12/D3D11on12Util.h" |
| #include "dawn/native/d3d12/DeviceD3D12.h" |
| #include "dawn/native/d3d12/ExternalImageDXGIImpl.h" |
| #include "dawn/native/d3d12/NativeSwapChainImplD3D12.h" |
| #include "dawn/native/d3d12/ResidencyManagerD3D12.h" |
| #include "dawn/native/d3d12/TextureD3D12.h" |
| |
| namespace dawn::native::d3d12 { |
| |
| ComPtr<ID3D12Device> GetD3D12Device(WGPUDevice device) { |
| return ToBackend(FromAPI(device))->GetD3D12Device(); |
| } |
| |
| DawnSwapChainImplementation CreateNativeSwapChainImpl(WGPUDevice device, HWND window) { |
| Device* backendDevice = ToBackend(FromAPI(device)); |
| |
| DawnSwapChainImplementation impl; |
| impl = CreateSwapChainImplementation(new NativeSwapChainImpl(backendDevice, window)); |
| impl.textureUsage = WGPUTextureUsage_Present; |
| |
| return impl; |
| } |
| |
| WGPUTextureFormat GetNativeSwapChainPreferredFormat(const DawnSwapChainImplementation* swapChain) { |
| NativeSwapChainImpl* impl = reinterpret_cast<NativeSwapChainImpl*>(swapChain->userData); |
| return static_cast<WGPUTextureFormat>(impl->GetPreferredFormat()); |
| } |
| |
| ExternalImageDescriptorDXGISharedHandle::ExternalImageDescriptorDXGISharedHandle() |
| : ExternalImageDescriptor(ExternalImageType::DXGISharedHandle) {} |
| |
| ExternalImageDXGI::ExternalImageDXGI(std::unique_ptr<ExternalImageDXGIImpl> impl) |
| : mImpl(std::move(impl)) { |
| ASSERT(mImpl != nullptr); |
| } |
| |
| ExternalImageDXGI::~ExternalImageDXGI() = default; |
| |
| bool ExternalImageDXGI::IsValid() const { |
| return mImpl->IsValid(); |
| } |
| |
| WGPUTexture ExternalImageDXGI::ProduceTexture( |
| WGPUDevice device, |
| const ExternalImageDXGIBeginAccessDescriptor* descriptor) { |
| return BeginAccess(descriptor); |
| } |
| |
| WGPUTexture ExternalImageDXGI::BeginAccess( |
| const ExternalImageDXGIBeginAccessDescriptor* descriptor) { |
| if (!IsValid()) { |
| dawn::ErrorLog() << "Cannot use external image after device destruction"; |
| return nullptr; |
| } |
| return mImpl->BeginAccess(descriptor); |
| } |
| |
| void ExternalImageDXGI::EndAccess(WGPUTexture texture, |
| ExternalImageDXGIFenceDescriptor* signalFence) { |
| if (!IsValid()) { |
| dawn::ErrorLog() << "Cannot use external image after device destruction"; |
| return; |
| } |
| mImpl->EndAccess(texture, signalFence); |
| } |
| |
| // static |
| std::unique_ptr<ExternalImageDXGI> ExternalImageDXGI::Create( |
| WGPUDevice device, |
| const ExternalImageDescriptorDXGISharedHandle* descriptor) { |
| Device* backendDevice = ToBackend(FromAPI(device)); |
| std::unique_ptr<ExternalImageDXGIImpl> impl = |
| backendDevice->CreateExternalImageDXGIImpl(descriptor); |
| if (!impl) { |
| dawn::ErrorLog() << "Failed to create DXGI external image"; |
| return nullptr; |
| } |
| return std::unique_ptr<ExternalImageDXGI>(new ExternalImageDXGI(std::move(impl))); |
| } |
| |
| uint64_t SetExternalMemoryReservation(WGPUDevice device, |
| uint64_t requestedReservationSize, |
| MemorySegment memorySegment) { |
| Device* backendDevice = ToBackend(FromAPI(device)); |
| |
| return backendDevice->GetResidencyManager()->SetExternalMemoryReservation( |
| memorySegment, requestedReservationSize); |
| } |
| |
| AdapterDiscoveryOptions::AdapterDiscoveryOptions() |
| : AdapterDiscoveryOptionsBase(WGPUBackendType_D3D12), dxgiAdapter(nullptr) {} |
| |
| AdapterDiscoveryOptions::AdapterDiscoveryOptions(ComPtr<IDXGIAdapter> adapter) |
| : AdapterDiscoveryOptionsBase(WGPUBackendType_D3D12), dxgiAdapter(std::move(adapter)) {} |
| } // namespace dawn::native::d3d12 |