utility.h

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#ifndef Utility_H
#define Utility_H
 
#include "EvtRecEvent/EvtRecEvent.h"
#include "EvtRecEvent/EvtRecTrack.h"
#include "EvtRecEvent/EvtRecVeeVertex.h"
 
#include "VertexFit/VertexFit.h"
#include "VertexFit/SecondVertexFit.h"
#include "VertexFit/IVertexDbSvc.h"
 
class utility {
  
 public:
  HepLorentzVector getp4(RecMdcKalTrack* mdcKalTrack, int pid);
  HepLorentzVector vfit(string channel, vector<int> kaonid, vector<int> pionid, HepPoint3D vx, EvtRecTrackIterator charged_begin);
  HepLorentzVector vfit(string channel, vector<int> kaonid, vector<int> pionid, vector<int> protonid,  HepPoint3D vx, EvtRecTrackIterator charged_begin);
  vector<double> SecondaryVFit(EvtRecVeeVertex* ks, IVertexDbSvc* vtxsvc);
  vector<double> SecondaryVFit_Lambda(EvtRecVeeVertex* lambda, IVertexDbSvc* vtxsvc);
  
};
 
#endif