StSecondaryVertexMaker/StKinkMaker.h

#ifndef STAR_StKinkMaker
#define STAR_StKinkMaker

#include "StMaker.h"
#include "StThreeVectorD.hh"

class StKinkLocalTrack;
class St_tkf_tkfpar;
class tkf_tkfpar_st;
#include "StPhysicalHelixD.hh"
class StEvent;
class StKinkVertex;
class StTrack;
class StTrackGeometry;

// enum TrackerUsage{ //See StV0FinderMaker.h */
//  kTrackerUseTPT  = 0, 
//  kTrackerUseITTF = 1, 
//  kTrackerUseBOTH = 2 
// }; 

class StKinkMaker : public StMaker {
public: 
  //  StKinkMaker(const char* name);
  StKinkMaker(const char* name="KinkMaker");
  virtual  ~StKinkMaker(); 
  virtual Int_t   Init();
  virtual Int_t   InitRun(int runumber);
  virtual Int_t   Make();
  virtual void    SetTrackerUsage(Int_t opt=0);
  virtual Int_t   GetTrackerUsage(){return mUseTracker;}
  virtual void Crop();// used to trim the kinks in which on daughter shares two parents

  virtual const char *GetCVS() const
  {static const char cvs[]="Tag $Name:  $ $Id: StKinkMaker.h,v 1.11 2008/04/03 19:58:35 fisyak Exp $ built "__DATE__" "__TIME__ ; return cvs;}


 private:
  // Bool_t            mkinkEvalOn;   //switch for the evaluation
  
  StKinkLocalTrack *mTrack1;   
  StKinkLocalTrack *mTrack2;   
  StTrack *mParentTrackCandidate;              
  StTrack *mDaughterTrackCandidate;              
  StTrackGeometry *mDaughterTrackUnic;

  StThreeVectorD   mEventVertex;       //position of primary vertex
  StThreeVectorD   mParentMoment, mDaughterMoment;
  StThreeVectorD   mKinkVertex;
  Float_t          mParentImpact, mDaughterImpact;
  Float_t          mDca, mDecayAngle;
  Int_t            mGlobalTrks;//number of global tracks used
  double           mBfield;//mg field 
  protected:
  
  void FillEvent(StTrackGeometry *myDaughterGeometry1, 
                 StTrackGeometry *myParentGeometry11);
  
  bool acceptTrack(StTrack *);
 

  St_tkf_tkfpar* m_tkfpar; // table of parameters

  StEvent* event;
  StKinkVertex* kinkVertex;

  int mUseTracker;
ClassDef(StKinkMaker,0)  
};
    
#endif
    


   
  

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