DtBeginFrameCallback.h

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/****************************************************************************** 
** Copyright (c) 2022 MAK Technologies, Inc. 
** All rights reserved. 
******************************************************************************/ 


#pragma once

#include "vrvVirtualReality/vrvVirtualReality.h"

#include <osg/Camera>

namespace makVrv
{
   class DtDe;
   class DtVirtualRealityProvider;

   class DT_DLL_VRVVR DtBeginFrameCallback : public osg::Camera::DrawCallback
   {
   private:
      DtBeginFrameCallback();

      DtBeginFrameCallback(const DtBeginFrameCallback& orig);

      DtBeginFrameCallback& operator=(const DtBeginFrameCallback&);

   public:
      DtBeginFrameCallback(DtDe& de, DtVirtualRealityProvider* provider, vrvVirtualReality::DtEye eye);

      virtual ~DtBeginFrameCallback();

      virtual void operator()(osg::RenderInfo& renderInfo) const;

   protected:
      virtual void implementation(osg::RenderInfo& renderInfo) const = 0;

      DtVirtualRealityProvider* myProvider;
      vrvVirtualReality::DtEye myEye;

      DtDe& myDe;
   };
}