DQAKsInfo.h

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#ifndef CLASS_DQAKSINFO_H
#define CLASS_DQAKSINFO_H
 
#include "CLHEP/Vector/LorentzVector.h"
 
#include "EvtRecEvent/EvtRecTrack.h"
#include "VertexFit/SecondVertexFit.h"
#include "VertexFit/VertexFit.h"
 
#include <iostream>
 
using namespace std;
const double Ksinfo_mpi = 0.139570;
 
class DQAKsInfo {
public:
  DQAKsInfo();
  DQAKsInfo( EvtRecTrack*, EvtRecTrack*, VertexParameter, VertexParameter );
  ~DQAKsInfo();
 
  void setchild( int n, EvtRecTrack* track ) {
    if ( n == 0 ) m_track0 = track;
    else if ( n == 1 ) m_track1 = track;
  }
  void setchilds( EvtRecTrack* track0, EvtRecTrack* track1 ) {
    m_track0 = track0;
    m_track1 = track1;
  }
  EvtRecTrack* getchild( int n ) {
    if ( n == 0 ) return m_track0;
    else if ( n == 1 ) return m_track1;
  }
  double           m() { return m_vmks; }
  double           mksp4() { return m_mksp4; }
  double           vtxChi2() { return m_vchi2ks1; }
  double           chi2() { return m_vchi2ks2; }
  double           decayLength() { return m_vlks; }
  double           decayLengthRatio() { return m_vrks; }
  HepLorentzVector p4() { return m_p4; }
  void             setVtxPar( VertexParameter vtxpar ) { m_vtxpar = vtxpar; }
  void             setPrimaryVtxPar( VertexParameter privtxpar ) { m_privtxpar = privtxpar; }
  bool             init() {
    m_vtxFit->init();
    m_2ndVtxFit->init();
    return true;
  }
  bool calculate();
 
private:
  EvtRecTrack*     m_track0;
  EvtRecTrack*     m_track1;
  HepLorentzVector m_p4;
  VertexFit*       m_vtxFit;
  SecondVertexFit* m_2ndVtxFit;
  VertexParameter  m_vtxpar;
  VertexParameter  m_privtxpar;
  double           m_mksp4;
  double           m_vmks;
  double           m_vchi2ks1;
  double           m_vchi2ks2;
  double           m_vlks;
  double           m_vrks;
};
#endif