DtOsgModelPreloader.h

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/*****************************************************************************
** Copyright (c) 2016 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/


#pragma once

#include <vrvCore/DtModelPreloader.h>

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

#include <osg/Node>
#include <boost/unordered_map.hpp>
#include <string>


namespace makVrv
{
   class DtDe;
   class DtModelDefinition;

   class DT_DLL_VRVOSG DtOsgModelPreloader : public DtModelPreloader
   {

   public:

      DtOsgModelPreloader(DtDe& de, DtUniqueID id);

      virtual ~DtOsgModelPreloader();

      virtual bool load(const std::string& modelDefName);

   protected:

      typedef osg::ref_ptr<osg::Node> NodeRefPtr;
      typedef boost::unordered_map<std::string, NodeRefPtr> ModelDefinitionFilenameMap;

      virtual osg::ref_ptr<osg::Node> loadNodeFile(DtModelDefinition& definition);

   protected:

      ModelDefinitionFilenameMap myModelDefinitionFilenameMap;
   };

}