// 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.

#ifndef SRC_DAWN_NATIVE_D3D12_RESOURCEHEAPALLOCATIOND3D12_H_
#define SRC_DAWN_NATIVE_D3D12_RESOURCEHEAPALLOCATIOND3D12_H_

#include "dawn/native/Error.h"
#include "dawn/native/ResourceMemoryAllocation.h"
#include "dawn/native/d3d12/d3d12_platform.h"

namespace dawn::native::d3d12 {

class Heap;

class ResourceHeapAllocation : public ResourceMemoryAllocation {
  public:
    ResourceHeapAllocation() = default;
    ResourceHeapAllocation(const AllocationInfo& info,
                           uint64_t offset,
                           ComPtr<ID3D12Resource> resource,
                           Heap* heap);
    ~ResourceHeapAllocation() override = default;
    ResourceHeapAllocation(const ResourceHeapAllocation&) = default;
    ResourceHeapAllocation& operator=(const ResourceHeapAllocation&) = default;

    void Invalidate() override;

    ID3D12Resource* GetD3D12Resource() const;
    D3D12_GPU_VIRTUAL_ADDRESS GetGPUPointer() const;

  private:
    ComPtr<ID3D12Resource> mResource;
};

}  // namespace dawn::native::d3d12

#endif  // SRC_DAWN_NATIVE_D3D12_RESOURCEHEAPALLOCATIOND3D12_H_