//-----------------------------------------------------------
//
// Description:
//      Representation of a 5-dimensional cube for the
//      FHT algorithm: (phi, theta, c, m, t)
//      
//
//
// Environment:
//      Software developed for the PANDA Detector at FAIR.
//
// Author List:
//      Felix Boehmer      TU Munich       (original author)
//
//
//-----------------------------------------------------------



// NOTE: assumes NORMALIZED root parameter space with side length 1.

#ifndef HOUGH5DNODE_H
#define HOUGH5DNODE_H

 
typedef unsigned int uint;

class Hough5DNode {
  
  
public:
  
  // Constructors/Destructors ---------
  Hough5DNode();
  //TODO: get should not depend on nHyperplanes
  Hough5DNode(float* center, uint level, uint nHyperplanes=100000); 
  
  ~Hough5DNode();

  float* getCenter() {return _center;}
  int getLevel() {return _level;}
  float* getSonArray();  //return center positions of sons
  float* getCorners() { return _corners;}
  float  getSideLength() {return _length;}
  bool* getHitList() {return _hitList;}
  int getVote() {return _votes;}
  
  float* getProjection0() {return _proj0;} //return the two coordinates of the 
  float* getProjection1() {return _proj1;} //corners projected onto one 
  float* getProjection2() {return _proj2;} //dimension of the parameter space;
  float* getProjection3() {return _proj3;}
  float* getProjection4() {return _proj4;}
  
  
  void setHit(int j) {_hitList[j] = true;} //hyperplane was a hit
  void removeHit(int j) {_hitList[j] = false; _votes--; }
  //ask if hyperplane was a hit
  bool checkHit(int j) {return _hitList[j];}
  void setVotes(uint votes)  {_votes = votes;}
  void vote() {_votes++;}

  void print();
  

private:

  // Private Data Members ------------
  int _nPlanes;
  bool* _hitList;
  float _length;
  float* _center;				
  float* _corners;
  float* _sons;
  bool _sonsAllocd;

  float* _proj0;
  float* _proj1;
  float* _proj2;
  float* _proj3;
  float* _proj4;

  uint _votes;
  uint _level;
  

  // Private Methods -----------------


};

#endif

//--------------------------------------------------------------
// $Log$
//--------------------------------------------------------------