gdbTerrainImplementation.h

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/*******************************************************************************
** Copyright (c) 2013 MAK Technologies, Inc.
** All rights reserved.
*******************************************************************************/



#ifndef gdbTerrainImplementation_h
#define gdbTerrainImplementation_h

#include "terrainInterface/terrainInterfaceDefines.h"
#include "terrainInterface/terrainImplementation.h"
#include <geometry/intersectionRecord.h>
#include "terrainInterface/terrainCapabilities.h"
#include "geometry/surface.h"
#include "gdb/gdbNode.h"
#include "gdb/group.h"
#include "gdb/triangleIndirect.h"

class DtTdbManager;
class DtTerrainImplementationDescriptor;
namespace makArchives
{
   class DtGenericTerrainRecord;
}

class DT_DLL_terrainInterface DtGdbTerrainImplementation : 
   public DtTerrainImplementation
{
public:
   DtGdbTerrainImplementation(DtConsoleCommandManager* cmdMgr);
   
   virtual ~DtGdbTerrainImplementation();

   static DtTerrainImplementation* create(DtConsoleCommandManager* cmdMgr);

   virtual bool loadTerrain(
      const makArchives::DtGenericTerrainRecord& record);

   virtual const Coordinate_System* coordinateSystem() const;

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

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

   virtual const DtTerrainCapabilities* terrainCapabilities() const;

   virtual void processTrianglesInArea(DtTriangleCallbackFcn func, DtTriangleCallbackFinalizeFcn finalize, DtTerrainProcessPolygonsBox& box, void* usr) const;
   virtual void consumeNode(DtGdbNode* gdbNode, DtTerrainProcessPolygonsBox& box, DtTriangleCallbackFcn func, void* usr) const;

   virtual bool createFromExtent(const Dt3dBoundingVolume&);

   virtual void cacheInformationForTerrainArea(int requestId, int lowestLOD, int highestLOD, const DtExtent& cacheArea,
      double& estimatedTime, double& estimatedSize, std::vector<std::string>& elevationLayers, std::vector<std::string>& modelLayers) const;

   virtual void cacheTerrainArea(int requestId, int lowestLOD, int highestLOD, const DtExtent& cacheArea, DtCacheProgressCallbackFunction fcn = 0, void* usr = 0);

   virtual void cancelCacheTerrainArea(int requestId);

protected:
   DtTdbManager* myTdbManager;
   DtTerrainCapabilities myCapabilities;
};

#endif