FencePoolDX11.h

#pragma once
 
#include <RendererDX11/RendererDX11DLL.h>
 
#include <Foundation/Time/Timestamp.h>
 
struct ID3D11Query;
class plGALDeviceDX11;
 
 
class PL_RENDERERDX11_DLL plFencePoolDX11
{
public:
  static void Initialize(plGALDeviceDX11* pDevice);
  static void DeInitialize();
 
  static ID3D11Query* RequestFence();
  static void ReclaimFence(ID3D11Query*& ref_pFence);
 
  static void InsertFence(ID3D11Query* pFence);
  static plEnum<plGALAsyncResult> GetFenceResult(ID3D11Query* pFence, plTime timeout = plTime::MakeZero());
 
private:
  static plHybridArray<ID3D11Query*, 4> s_Fences;
  static plGALDeviceDX11* s_pDevice;
};
 
 
class PL_RENDERERDX11_DLL plFenceQueueDX11
{
public:
  plFenceQueueDX11(plAllocator* pAllocator);
  ~plFenceQueueDX11();
 
  plGALFenceHandle GetCurrentFenceHandle();
  plGALFenceHandle SubmitCurrentFence();
  plEnum<plGALAsyncResult> GetFenceResult(plGALFenceHandle hFence, plTime timeout = plTime::MakeZero());
 
private:
  void FlushReadyFences();
  plEnum<plGALAsyncResult> WaitForNextFence(plTime timeout = plTime::MakeZero());
 
private:
  struct PendingFence
  {
    ID3D11Query* m_pFence = nullptr;
    plGALFenceHandle m_hFence = {};
  };
  plDeque<PendingFence> m_PendingFences;
  plUInt64 m_uiCurrentFenceCounter = 1;
  plUInt64 m_uiReachedFenceCounter = 0;
};