BaseTrackTimeEstimatorModule.h

/**************************************************************************
 * basf2 (Belle II Analysis Software Framework)                           *
 * Author: The Belle II Collaboration                                     *
 *                                                                        *
 * See git log for contributors and copyright holders.                    *
 * This file is licensed under LGPL-3.0, see LICENSE.md.                  *
 **************************************************************************/
#pragma once
 
#include <framework/gearbox/Const.h>
#include <tracking/dataobjects/RecoTrack.h>
 
#include <framework/core/Module.h>
#include <string>
 
namespace genfit {
  class MeasuredStateOnPlane;
}
 
namespace Belle2 {
  class RecoTrack;
 
  class BaseTrackTimeEstimatorModule : public Module {
 
  public:
    BaseTrackTimeEstimatorModule();
 
    void initialize() override;
 
    void event() override;
 
  private:
    std::string m_param_recoTracksStoreArrayName = "RecoTracks";
    StoreArray<RecoTrack> m_recoTracks;
 
    bool m_param_useFittedInformation = false;
 
    double m_param_timeOffset = 0;
 
    unsigned int m_param_pdgCodeToUseForEstimation = 211;
 
    std::vector<double> m_param_readoutPosition = {0, 0, 0};
 
    bool m_param_useReadoutPosition = false;
 
    double m_param_readoutPositionPropagationSpeed = Const::speedOfLight;
 
    double estimateTimeSeedUsingFittedInformation(RecoTrack& recoTrack, const Const::ChargedStable& particleHypothesis) const;
 
    double estimateTimeSeedUsingSeedInformation(const RecoTrack& recoTrack, const Const::ChargedStable& particleHypothesis) const;
 
    virtual double estimateFlightLengthUsingFittedInformation(genfit::MeasuredStateOnPlane& measuredStateOnPlane) const = 0;
    virtual double estimateFlightLengthUsingSeedInformation(const RecoTrack& recoTrack) const = 0;
  };
}