CbmGeaneTrKalStt.h

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//****************************************************************************
//*                   This file is part of PandaRoot.                        *
//*                                                                          *
//*            PandaRoot is distributed under the terms of the               *
//*              GNU General Public License (GPL) version 3,                 *
//*                 copied verbatim in the file "LICENSE".                   *
//*                                                                          *
//*  Copyright (C) 2006 - 2024 FAIR GmbH and copyright holders of PandaRoot  *
//*     The copyright holders are listed in the file "COPYRIGHTHOLDERS".     *
//*               The authors are listed in the file "AUTHORS".              *
//****************************************************************************

#ifndef CBMGEANETRKALSTT_H
#define CBMGEANETRKALSTT_H 1

#include "FairTask.h"
#include "TVector3.h"
#include "TFile.h"
#include "FairGeanePro.h"
#include "FairGeaneUtil.h"

class TGeant3;
class TClonesArray;
class TTree;
class CbmPlanePoint;
class PndSttTrack;
class PndSttHit;
class PndSttPoint;

class FairGeaneTrKalStt : public FairTask {
 public:
  FairGeaneTrKalStt();

  ~FairGeaneTrKalStt();

  virtual InitStatus Init();

  virtual void Exec(Option_t *opt);

  Bool_t CoordSDToMARS(TVector3 o, TVector3 y, TVector3 z, TMatrixT<double> coor, TVector3 &coordinate);

  Bool_t ProcessHit(PndSttTrack *pTrack, Int_t k, FairTrackParP *fRunningStart, FairTrackParP *fRunningRes, TString fb);
  Bool_t Propagation(PndSttHit *currenthit, FairTrackParP *fRunningStart, FairTrackParP *fRunningRes, TString fb);
  Bool_t Kalman(PndSttHit *currenthit, FairTrackParP *fRunningRes, FairTrackParP *fRunningStart);
  Bool_t RetrieveVertex(PndSttTrack *pTrack);
  Bool_t BackToVertex(FairTrackParP *fRunningRes, FairTrackParP *fRes);
  Bool_t BackToVertex2(FairTrackParP *fRunningRes, FairTrackParP *fRes);
  void FinishTask();

 private:
  TClonesArray *fHitArray;
  TClonesArray *fPointArray;
  TClonesArray *fTrackArray;

  TTree *t;
  TFile *f;
  TClonesArray *fTrackParIni;
  TClonesArray *fTrackParGeane;
  TClonesArray *fTrackParFinal;

  TGeant3 *gMC3;
  ClassDef(FairGeaneTrKalStt, 1);
  Int_t fEvent;
  FairGeanePro *fPro;
  FairGeaneUtil *fUtil;

  Int_t PDGCode;        
  TVector3 StartPos;    
  TVector3 StartPosErr; 
  TVector3 StartMom;    
  TVector3 StartMomErr; 

  Int_t welldone;
  Int_t notdone;
  Int_t notconsidered;
  Int_t notbackprocessedhit;
  Int_t notprocessedhit;
  Int_t total;
  Int_t tothits;
};

#endif