DtVarjoSwapChain.h

Go to the documentation of this file.

/****************************************************************************** 
** Copyright (c) 2021 MAK Technologies, Inc. 
** All rights reserved. 
******************************************************************************/ 


#pragma once

#include "vrvVirtualReality/vrvVirtualReality.h"
#include "vrvVirtualReality/DtSwapChain.h"

#include <Varjo.h>
#include <Varjo_layers.h>

#include <map>

namespace makVrv
{
   class DtDe;

   class DT_DLL_VRVVR DtVarjoSwapChain : public DtSwapChain
   {
   private:
      DtVarjoSwapChain();

      DtVarjoSwapChain(const DtVarjoSwapChain& orig);

      DtVarjoSwapChain& operator=(const DtVarjoSwapChain&);

   public:
      DtVarjoSwapChain(DtDe& de, vrvVirtualReality::DtEye eye, varjo_Session* session);

      virtual ~DtVarjoSwapChain();

      virtual bool initalise(unsigned int width, unsigned int height, unsigned int layers, DtSwapChainTextureType type, DtGlImageType format);

      bool addFormat(DtSwapChainTextureType type, DtGlImageType format);

      virtual void acquireTextures();

      virtual unsigned int getTexture(DtSwapChainTextureType type, int index) const;

      virtual void releaseTextures();

      //
      // Varjo specific

      varjo_SwapChain* getSwapChain(DtSwapChainTextureType type) const;

      varjo_TextureFormat getVarjoFormat(DtGlImageType format) const;

   protected:
      varjo_Session* myVarjoSession;
      mutable std::map<DtSwapChainTextureType, varjo_SwapChainConfig2> mySwapChainConfigs;
      mutable std::map<DtSwapChainTextureType, varjo_SwapChain*> mySwapChains;
   };
}