Program Listing for File d3d12-indirect-common.h

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#pragma once
#include "utility/directx-utilities.h"
#include "gpu-utility/directx-memory.h"
#include <d3d12.h>

using MemoryPoolT = gpa::gpu_utility::directx::MemoryPool<gpa::gpu_utility::directx::Buffer>;
using MemoryAllocationPtrT = std::shared_ptr<gpa::gpu_utility::directx::MemoryRange<gpa::gpu_utility::directx::Buffer>>;

struct ExecuteIndirectAguments
{
    ID3D12CommandSignature* pCommandSignature = nullptr;
    UINT MaxCommandCount = 0;
    ID3D12Resource* pArgumentBuffer = nullptr;
    UINT64 ArgumentBufferOffset = 0;
    ID3D12Resource* pCountBuffer = nullptr;
    UINT64 CountBufferOffset = 0;
};

namespace gpa {
namespace indirect_patching {
namespace directx {

class __declspec(uuid("84ECFF16-4C69-4690-94CB-359083633138"))
    CommandSignatureData : public gpa::utility::directx::D3DPrivateDataInterface
{
private:
    uint64_t mCommandSize = 0;
    uint64_t mByteStride = 0;
    std::vector<std::pair<uint64_t, D3D12_INDIRECT_ARGUMENT_TYPE>> mArguments;
    bool mRequiresPatching = false;
    bool mContainsDispatchRays = false;

public:
    CommandSignatureData(ID3D12CommandSignature* commandSignature);

    uint64_t GetCommandSize();

    uint64_t GetByteStride();

    std::vector<std::pair<uint64_t, D3D12_INDIRECT_ARGUMENT_TYPE>> const& GetArgumentReflection();

    bool RequiresPatching();

    bool ContainsDispatchRays();

private:
    void ParseCommandSigDesc(D3D12_COMMAND_SIGNATURE_DESC const* commandSignatureDesc);
};

}  // namespace directx
}  // namespace indirect_patching
}  // namespace gpa