include/osgEarthTerrainImplementation/osgEarthTerrainImplementation.h

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/*******************************************************************************
** Copyright 2010 VT MAK
*******************************************************************************/



#ifndef osgEarthTerrainImplementation_h
#define osgEarthTerrainImplementation_h

#include <osgEarthTerrainImplementation/osgEarthTerrainImplementationDefines.h>

#include <terrainInterface/terrainImplementation.h>
#include <terrainInterface/terrainInterface.h>

#include <osgEarthUtil/ElevationManager>

namespace makArchives
{
   class DtGenericTerrainRecord;
}


class DT_DLL_osgEarthTerrainImplementation DtOsgEarthTerrainImplementation : 
   public DtTerrainImplementation
{
public:

   DtOsgEarthTerrainImplementation(DtConsoleCommandManager*);

   virtual ~DtOsgEarthTerrainImplementation();

   virtual bool loadTerrain(const makArchives::DtGenericTerrainRecord& record,
      const TerrainSettings& settings = TerrainSettings());

   virtual const Coordinate_System* coordinateSystem() const;

   virtual bool chordIntersect(const DtChord& chord,
      DtChordIntersectionRecord& record,
      DtIntersectionRecord::DtIntersectionType irtFlag = DtIntersectionRecord::INT_ALL_DATA,
      bool* dataAvailable = 0, bool overrideBlockingAssert = false) const;

   virtual bool allIntersectsAlongChord(const DtChord& chord,
      DtChordIntersectRecordList& intList,
      DtIntersectionRecord::DtIntersectionType irtFlag = DtIntersectionRecord::INT_ALL_DATA,
      bool* dataAvailable = 0, bool overrideBlockingAssert = false) const;

   virtual bool sphereIntersect(const DtSphere& sphere, DtSphereIntersectionRecord& record,
      DtIntersectionRecord::DtIntersectionType irtFlag = DtIntersectionRecord::INT_ALL_DATA,
      bool* dataAvailable = 0, bool overrideBlockingAssert = false) const;

   virtual bool intersectVectorNetwork(const DtChord& chord,
      DtVectorNetworkRecord* vectorRecord, 
      DtVectorNetworkIntersectionRecord* vectorIntersectionRecord) const;

   virtual const DtTerrainCapabilities* terrainCapabilities() const { return 0; };

   virtual bool chordIsVertical(const DtChord& chord) const;

   virtual const DtVectorNetwork* vectorNetwork() const;

   static DtTerrainImplementation* create(DtConsoleCommandManager*);

protected:

   Coordinate_System* myCoordinateSystem;

   osgEarth::Util::ElevationManager* myElevationManager;

   DtVectorNetwork * myVectorNetwork; 
};

extern "C" 
{  
   DT_DLL_osgEarthTerrainImplementation bool DtRegisterTerrainImplementation(DtTerrainInterface* terrainIf);
}
#endif