simDatabasePager.h

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/*******************************************************************************
** Copyright (c) 2010 MAK Technologies, Inc.
** All rights reserved.
*******************************************************************************/



#pragma once

#include <vantageTerrainImplementation/vantageTerrainImplementationDefines.h>

#include <osgDB/DatabasePager>
#include <list>

class DT_DLL_vantageTerrainImplementation DtSimDatabasePager : public osgDB::DatabasePager
{
public:

   virtual void updateSceneGraph(const osg::FrameStamp& frameStamp);
   virtual std::list<osg::Node*> updateSceneGraphAndReturnChanges(const osg::FrameStamp& frameStamp);

protected:
   std::list<osg::Node*> simAddLoadedDataToSceneGraph(const osg::FrameStamp &frameStamp);

   //Protected destructor, because this class derives from osg::Referenced
   virtual ~DtSimDatabasePager();

   virtual void requestNodeFile(const std::string& fileName, osg::NodePath& nodePath,
                                    float priority, const osg::FrameStamp* framestamp,
                                    osg::ref_ptr<osg::Referenced>& databaseRequestRef,
                                    const osg::Referenced* options);

};