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// 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_