Program Listing for File virtual-address-lifetime-manager.h

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#pragma once

#include "cross-gpu/cross-gpu-common.h"

#include <unordered_map>

namespace gpa {
namespace cross_gpu {

// Helper class for resources lifetime tracking during playback
// Resolves same VA and same Ptr collisions.
// Can be removed after timestamp resolving support.
class VirtualAddressLifetimeManager
{
public:
    struct ResourceData
    {
        Ptr resourcePtr = 0;
        Offset heapOffset = 0;
        Offsets resourceOffsets;
    };

    VirtualAddressLifetimeManager();

    ResourceData& GetResourceData(GpuVA address, Ptr resource);

    const ResourceData* GetActiveOffsets(GpuVA address) const;

    void Activate(GpuVA address, Ptr resource);
    void Hide(GpuVA address);

private:
    std::unordered_map<GpuVA, std::vector<ResourceData>> mStorage;
    VirtualAddressTo<const ResourceData*> mActive;
};

}  // namespace cross_gpu
}  // namespace gpa