DtOsgForest.h

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/****************************************************************************** 
** Copyright (c) 2007 MAK Technologies, Inc. 
** All rights reserved. 
******************************************************************************/ 
/****************************************************************************** 
** $RCSfile: DtOsgForest.h,v $ $Revision: 1.35 $ $State: Exp $ 
******************************************************************************/ 
 
 
#ifndef DtOsgForest_H_ 
#define DtOsgForest_H_ 
 
#include <vrvOsg/vrvOsg.h> 
#include <vrvCore/DtForestObject.h> 
#include <vrvCore/DtAgentManager.h> 
#include <osg/ref_ptr>
#include <osg/Group>

namespace makVrv 
{ 
   class DtOsgModelInstance;

   class DT_DLL_VRVOSG DtOsgForest : public DtForestObject
   { 

   public:

      typedef std::map<DtUniqueID, osg::PositionAttitudeTransform*> TreePatMap;

      friend class DtOsgForestClassesCreator;
      friend class DtOsgForestCreator;

      virtual ~DtOsgForest();
      


      virtual void removeTree(DtUniqueID id);

      virtual void removeAllTrees();

      virtual void setTreeClippingPlane(float fFar);

      virtual void setTree3DLodDistances(float fNear, float fFar);

      virtual void getTreeClippingPlane(float& fFar);

      virtual void getTree3DLodDistances(float& fNear, float& fFar);

      virtual void setTreeBillboardDistances(float fStart, float fEnd);

      virtual void getTreeBillboardDistances(float& fStart, float& fEnd);




      virtual void addUniqueTree(const DtTreeRecord& record);

      unsigned int treeCount() const;

      virtual DtTreeRecord* findTreeRecord(DtUniqueID id);

      virtual DtTreeModel* findTreeModel( const std::string& modelDef);

      virtual DtModelInstance* findModelInstance( const std::string& modelDef);

      virtual osg::Group* rootGroup();

     
   protected:

      DtOsgForest(DtDe& de, DtUniqueID id);

      virtual bool createTree(const DtTreeRecord& record);

      virtual osg::PositionAttitudeTransform* createPat( const DtTreeRecord &record );

      virtual DtOsgModelInstance* findOsgModelInstance( const std::string& modelDef);

      virtual osg::PositionAttitudeTransform* findPat(const DtUniqueID id);

      virtual void removePat(const DtUniqueID id);

      virtual void slot_treeModelInstanceToBeDestroyed(const std::string& modelDef);

      virtual void removeTreeModel( const std::string& modelDef);

      virtual void slot_treeModelInstanceCreated(const std::string& modelDef);

   protected:

      TreePatMap myTreePatMap;

      osg::ref_ptr<osg::Group> myRoot;
      float myFarPlane;

      float myHighDetail3dDistance;
      float myLowDetail3dDistance;

      float myBillboardStartDistance;
      float myBillboardEndDistance;

   }; 

   class DT_DLL_VRVOSG DtOsgForestCreator : public DtForestCreator
   {

   public:

      virtual DtForestObject* create(DtDe& de, DtUniqueID id);

   };

} 
 
#endif