| // Copyright 2018 The Dawn & Tint Authors |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are met: |
| // |
| // 1. Redistributions of source code must retain the above copyright notice, this |
| // list of conditions and the following disclaimer. |
| // |
| // 2. Redistributions in binary form must reproduce the above copyright notice, |
| // this list of conditions and the following disclaimer in the documentation |
| // and/or other materials provided with the distribution. |
| // |
| // 3. Neither the name of the copyright holder nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
| // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #ifndef INCLUDE_DAWN_NATIVE_D3D12BACKEND_H_ |
| #define INCLUDE_DAWN_NATIVE_D3D12BACKEND_H_ |
| |
| #include <d3d12.h> |
| #include <dxgi1_4.h> |
| #include <windows.h> |
| #include <wrl/client.h> |
| |
| #include "dawn/native/D3DBackend.h" |
| |
| struct ID3D12Device; |
| struct ID3D12Resource; |
| |
| namespace dawn::native::d3d12 { |
| |
| class Device; |
| |
| enum MemorySegment { |
| Local, |
| NonLocal, |
| }; |
| |
| DAWN_NATIVE_EXPORT Microsoft::WRL::ComPtr<ID3D12Device> GetD3D12Device(WGPUDevice device); |
| |
| DAWN_NATIVE_EXPORT uint64_t SetExternalMemoryReservation(WGPUDevice device, |
| uint64_t requestedReservationSize, |
| MemorySegment memorySegment); |
| |
| // May be chained on SharedBufferMemoryDescriptor |
| struct DAWN_NATIVE_EXPORT SharedBufferMemoryD3D12ResourceDescriptor : wgpu::ChainedStruct { |
| SharedBufferMemoryD3D12ResourceDescriptor() { |
| sType = static_cast<wgpu::SType>(WGPUSType_SharedBufferMemoryD3D12ResourceDescriptor); |
| } |
| |
| // This ID3D12Resource object must be created from the same ID3D12Device used in the |
| // WGPUDevice. |
| Microsoft::WRL::ComPtr<ID3D12Resource> resource; |
| }; |
| |
| } // namespace dawn::native::d3d12 |
| |
| #endif // INCLUDE_DAWN_NATIVE_D3D12BACKEND_H_ |