Analysis/ParticleID/include/ParticleID/Tof2PID.h

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#ifndef ParticleID_Tof2PID_H
#define ParticleID_Tof2PID_H
//
// Tof2PID package: particle Identification with Barrel TOF outer layer
//
//
// In 1st version, only the momentum dependent is taken into account
// The corrections are made by: M.Yang, M.S. Chen, L.L. Wang, J.Y. Zhang and Y.Z. Sun
// Author: K.L. He     date: 11/12/2005, created
//
 
#include "ParticleID/ParticleIDBase.h"
 
class Tof2PID : public ParticleIDBase {
 
public:
  static Tof2PID* instance();
  ~Tof2PID() { ; }
 
  void   init();
  void   calculate();
  bool   IsPidInfoValid() const { return ( m_ndof > 0 ); }
  double chi( int n ) const { return m_chi[n]; }
  double sigma( int n ) const { return m_sigma[n]; }
  double offset( int n ) const { return m_offset[n]; }
  double prob( int n ) const { return m_prob[n]; }
  int    ndof() const { return m_ndof; }
  double mass2() const { return m_mass2; }
  double ph2() const { return m_ph2; }
  double zhit2() const { return m_zhit2; }
  double path2() const { return m_path2; }
  double tof2() const { return m_tof2; }
  int    neuronPID() const { return -1; }
 
protected:
  int    particleIDCalculation();
  int    neuronPIDCalculation() { return -1; }
  int    LikelihoodCalculation() { return -1; }
  double offsetTof2( int n, int cntr, double ptrk, double ztof, double m_ph2, double charge );
  double sigmaTof2( int n, int cntr, double ptrk, double ztof, double m_ph2, double charge );
  double sampleQ0( double betagamma, double beta );
 
private:
  double m_chi[5];
  double m_prob[5];
  double m_sigma[5];
  double m_offset[5];
  double m_chimin;
  double m_pdfmin;
  int    m_ndof;
  double m_mass2;
  double m_ph2;
  double m_zhit2;
  double m_path2;
  double m_tof2;
  double m_pars[15];
 
private:
  Tof2PID();
  static Tof2PID* m_pointer;
};
 
#endif