boundingVolumesManager.h

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/*******************************************************************************
** Copyright (c) 2003 MAK Technologies, Inc.
** All rights reserved.
*******************************************************************************/
/*******************************************************************************
** $RCSfile: boundingVolumesManager.h,v $ $Revision: 1.7 $ $State: Exp $
*******************************************************************************/


#ifndef DTBOUNDINGVOLUMESMANAGER_H_
#define DTBOUNDINGVOLUMESMANAGER_H_

#include "geometry/point.h"
#include "ngutil/entityMapperKey.h"
#include "geometry/tdbextent.h"
#include "ngutil/orderedKeyList.h"

#include <matrix/3dBoundingVolume.h>

class DtModelData;
class Coordinate_System;
class DtDcm;

#include "terrainqt/terrainqtDefines.h"
class DT_DLL_terrainqt DtBoundingVolumeInfo : public DtEntityMapperKey
{
public:
   DtBoundingVolumeInfo(const DtEntityMapperKey& key, const DtPoint& volume,
      const DtPoint& offset);
   DtBoundingVolumeInfo(const DtBoundingVolumeInfo& orig);

   virtual void setVolume(const DtPoint& volume);
   virtual const DtPoint& volume() const;

   virtual void setOffset(const DtPoint& offset);
   virtual const DtPoint& offset() const;

   virtual DtBoundingVolumeInfo& operator=(const DtBoundingVolumeInfo& orig);

   virtual DtBoundingVolumeInfo* clone();

protected:
   DtPoint myBoundingVolume;
   DtPoint myOffset;
};

class DT_DLL_terrainqt DtBoundingVolumesManager
{
public:
   DtBoundingVolumesManager();
   virtual ~DtBoundingVolumesManager();

   virtual bool init(const QString& boundingVolumesFile);
   virtual DtBoundingVolumeInfo* boundingVolume(const DtEntityMapperKey& data) const;
   virtual bool addBoundingVolume(DtBoundingVolumeInfo* volume);

   virtual DtBoundingVolumeInfo boundingVolume(const DtModelData& data) const;

   virtual Dt3dBoundingVolume computeExtent(const DtPoint& boudingVolume,
      const DtPoint& offset, const DtPoint& symbolOrigin, const DtModelData& data) const;

   virtual void computeBoundingBox(const DtPoint& boundingVolume,
      const DtPoint& offset, const DtPoint& symbolOrigin, const DtModelData& data,
      DtVector& ul, DtVector& ll, DtVector& ur, DtVector& lr, const Coordinate_System* cs, const DtDcm& bodyToGeoc) const;

   virtual bool intersectLineOfChord(Dt3dBoundingVolume& source,
      const DtModelData* data, const DtVector& targetOrigin, const DtVector& start,
      const DtVector& end, const DtDcm& bodyToGeoc, DtVector* pointIn = NULL, DtVector* pointOut = NULL);

public:
   static DtBoundingVolumesManager* create();

protected:
   DtOrderedKeyList<DtBoundingVolumeInfo*> myBoundingVolumes;
};

#endif