/*! 
    \file bounding_volume.h
    \brief Definition of a bounding volume for collision detection algorithms

*/

#ifndef _BOUNDING_VOLUME_H
#define _BOUNDING_VOLUME_H

#include "base_object.h"

class sVect3D;
class Vector;
template<class T> class tList;


//! An abstract class representing a bounding volume
class BoundingVolume : public BaseObject {

 public:
  BoundingVolume();
  virtual ~BoundingVolume();

  inline const Vector* getCenter() const { return this->center; }

  virtual tList<sVect3D>* getVertices() const = NULL;
  virtual void mergeWith(const BoundingVolume &bv) = NULL;

  virtual void drawBV(int currentDepth, const int depth) const = NULL;
  virtual void drawBVPolygon(int currentDepth, const int depth) const = NULL;
  virtual void drawBVBlended(int currentDepth, const int depth) const = NULL;


 protected:
  Vector*             center;                     //!< Center point of box

  tList<sVect3D>*     verticesBuffer;             //!< if CD_STORE_VERTICES enabled, this is the place, where the vert. will be sotred
};

#endif /* _BOUNDING_VOLUME_H */