DtSilverLiningContextManager.h

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


#pragma once

#include <vrvOsg/vrvOsg.h>
#include <vrvCore/DtVirtualBaseClassCreator.h>

#include <unordered_map>

namespace osg
{
   class Camera;
   class GraphicsContext;
}
namespace SilverLining
{
   class Atmosphere;
}

namespace makVrv
{
   class DtWindow;

   class DtSilverLiningContextManager;

   typedef DtVirtualBaseClassCreator<DtSilverLiningContextManager> DtSilverLiningContextManagerCreator;

   template <>
   inline const char* creatorTypeName<DtSilverLiningContextManager>(void) { return "DtSilverLiningContextManagerCreator"; }

   class DtSilverLiningContextManager
   {
   public:
      friend DtSilverLiningContextManagerCreator;

      virtual ~DtSilverLiningContextManager();
   protected:
      DtSilverLiningContextManager(DtDe& de);

   private:
      DtSilverLiningContextManager(const DtSilverLiningContextManager& rhs) = delete;
      DtSilverLiningContextManager& operator=(const DtSilverLiningContextManager& rhs) = delete;

   public:
      virtual void addGraphicsContextIfNecessary(const osg::Camera* osgCamera);

      virtual void windowToBeDestroyed(DtWindow* window, SilverLining::Atmosphere* atmosphere);
   protected:

      typedef std::unordered_map<const osg::GraphicsContext*, void* > ContextToHandleMap;
      ContextToHandleMap myOsgGcToOsGc;

      DtDe& myDe;
   };

}