HoughZsFit.h

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#ifndef HoughZsFit_H
#define HoughZsFit_H
#include "HoughStereo.h"
class HoughZsFit {
public:
  HoughZsFit( vector<HoughRecHit>* recHitCol );
  ~HoughZsFit();
  //    typedef std::pair<double,double> Point;
  struct Line {
    double _k;
    double _b;
    double _chi;
    // std::vector<HoughRecHit> _recCol;
    std::vector<HoughRecHit> _pointCol;
    std::vector<int>         _ambig;
  };
  void       leastFit( Line& linefit, int N );
  int        leastLine( int, double x[], double y[], double&, double&, double& );
  void       doit();
  void       initPoint();
  double     getTanl() const { return _tanl; }
  double     getZ0() const { return _z0; }
  double     getPro() const { return _pro_correct; }
  void       sortHit();
  void       print();
  static int m_debug;
 
private:
  vector<HoughRecHit*> _recStereoHit;
  //    Point**  _vecPoint;
  int    _hitSize;
  double _k;
  double _b;
  double _chi;
  //    int    _ambig;
  double _z0;
  double _tanl;
  double _pro_correct;
};
bool compare_zsfit( const HoughZsFit::Line& a, const HoughZsFit::Line& b );
bool layer_in_track( const HoughRecHit* hita, const HoughRecHit* hitb );
#endif