src/dawn/native/d3d12/CommandRecordingContext.h

// Copyright 2019 The Dawn & Tint Authors
//
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// modification, are permitted provided that the following conditions are met:
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//    this list of conditions and the following disclaimer in the documentation
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#ifndef SRC_DAWN_NATIVE_D3D12_COMMANDRECORDINGCONTEXT_H_
#define SRC_DAWN_NATIVE_D3D12_COMMANDRECORDINGCONTEXT_H_

#include <vector>

#include "absl/container/flat_hash_set.h"
#include "dawn/native/Error.h"
#include "dawn/native/IntegerTypes.h"
#include "dawn/native/d3d12/BufferD3D12.h"
#include "dawn/native/d3d12/d3d12_platform.h"

namespace dawn::native::d3d12 {
class Device;
class Heap;
class Texture;

class CommandRecordingContext {
  public:
    void AddToSharedTextureList(Texture* texture);
    void Open(ComPtr<ID3D12GraphicsCommandList> commandList);

    ID3D12GraphicsCommandList* GetCommandList() const;
    ID3D12GraphicsCommandList4* GetCommandList4() const;
    void Release();
    bool NeedsSubmit() const;
    void SetNeedsSubmit();

    MaybeError ExecuteCommandList(Device* device, ID3D12CommandQueue* commandQueue);

    void TrackHeapUsage(Heap* heap, ExecutionSerial serial);

    void AddToTempBuffers(Ref<Buffer> tempBuffer);

  private:
    ComPtr<ID3D12GraphicsCommandList> mD3d12CommandList;
    ComPtr<ID3D12GraphicsCommandList4> mD3d12CommandList4;
    bool mNeedsSubmit = false;
    absl::flat_hash_set<Texture*> mSharedTextures;
    std::vector<Heap*> mHeapsPendingUsage;

    std::vector<Ref<Buffer>> mTempBuffers;
};
}  // namespace dawn::native::d3d12

#endif  // SRC_DAWN_NATIVE_D3D12_COMMANDRECORDINGCONTEXT_H_