CbmLitTrackFitterIter.h

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/* Copyright (C) 2007-2012 GSI/JINR-LIT, Darmstadt/Dubna
   SPDX-License-Identifier: GPL-3.0-only
   Authors: Andrey Lebedev [committer] */

 
#ifndef CBMLITTRACKFITTERITER_H_
#define CBMLITTRACKFITTERITER_H_
 
#include "base/CbmLitPtrTypes.h"
#include "interface/CbmLitTrackFitter.h"
 
class CbmLitTrack;
 
class CbmLitTrackFitterIter : public CbmLitTrackFitter {
 public:
  /* Constructor
    *@param propagator Track propagation tool
    *@param update Track update tool */
  CbmLitTrackFitterIter(TrackFitterPtr fitter, TrackFitterPtr smoother);
 
  /* Destructor */
  virtual ~CbmLitTrackFitterIter();
 
  /* inherited from CbmLitTrackFitter */
  virtual LitStatus Fit(CbmLitTrack* track, bool downstream = true);
 
 private:
  /* Kalman filter track fitting tool */
  TrackFitterPtr fFitter;
  /* Kalman smoother tool */
  TrackFitterPtr fSmoother;
  /* Number of iterations */
  int fNofIterations;
  /* Cut on chi square for single hit */
  litfloat fChiSqCut;
  /* Minimum number of hits in track */
  int fMinNofHits;
};
 
#endif /*CBMLITTRACKFITTERITER_H_*/