gpu_resource.h

#pragma once

#include "renderer/d3d12_includes.h"
#include "util/string.h"

#define D3D12_RESOURCE_STATE_INVALID ((D3D12_RESOURCE_STATES)-1)

namespace blowbox
{
    class GpuResource
    {
        friend class CommandContext;
        friend class MemoryProfiler;
        friend class CompareGpuResourceByName;
        friend class CompareGpuResourceBySize;
        friend class CompareGpuResourceByFormat;
        friend class CompareGpuResourceByNameReverted;
        friend class CompareGpuResourceBySizeReverted;
        friend class CompareGpuResourceByFormatReverted;
    public:
        GpuResource();
        
        GpuResource(ID3D12Resource* resource, D3D12_RESOURCE_STATES current_state);

        virtual ~GpuResource();

        void Associate(ID3D12Resource* resource, D3D12_RESOURCE_STATES current_state);

        void Destroy();

        ID3D12Resource* operator->() { return resource_; }

        const ID3D12Resource* operator->() const { return resource_; }

        operator ID3D12Resource*() { return resource_; }

        ID3D12Resource* Get() { return resource_; }

        const D3D12_RESOURCE_STATES& GetState() const { return usage_state_; }

        const D3D12_RESOURCE_STATES& GetTransitionState() const { return transition_state_; }

    protected:
        void AddToMemoryProfiler();
        void RemoveFromMemoryProfiler();

    protected:
        WString name_;                                   
        ID3D12Resource* resource_;                      
        D3D12_RESOURCE_STATES usage_state_;             
        D3D12_RESOURCE_STATES transition_state_;        
        D3D12_GPU_VIRTUAL_ADDRESS gpu_virtual_address_; 
    };
}