DtOsgIntersectionVisitor.h

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


#ifndef DtOsgIntersectVisitor_H_
#define DtOsgIntersectVisitor_H_

#include <vrvOsg/vrvOsg.h>
#include <osgUtil/IntersectionVisitor>

namespace makVrv
{
   class DtOsgTerrainPatchObject;

   class DT_DLL_VRVOSG DtOsgIntersectionVisitor : public osgUtil::IntersectionVisitor
   {
   public:
      DtOsgIntersectionVisitor();

      virtual ~DtOsgIntersectionVisitor();

      virtual void setUseHighLodForOsgEarth( bool b );

      virtual bool useHighLodForOsgEarth() const;

      virtual void setAboveOceanLODAltitude( bool b );

      virtual void setCheckForOcean( bool b );

   public:
      
      virtual void apply(osg::Group& group);

      virtual void apply(osg::Node& node);
      virtual void apply(osg::Geode& geode);

   protected:
      virtual void osgEarthIntersect( DtOsgTerrainPatchObject& tpo );

      virtual bool isOcean(const osg::Node* node) const;

   protected:
      bool myUseHighLodForOsgEarth;
      bool myAboveOceanLODAltitude;
      bool myCheckForOcean;
   };
}

#endif