BaseMeasurementCreatorFromHit.h

/**************************************************************************
 * BASF2 (Belle Analysis Framework 2)                                     *
 * Copyright(C) 2015 - Belle II Collaboration                             *
 *                                                                        *
 * Author: The Belle II Collaboration                                     *
 * Contributors: Nils Braun                                               *
 *                                                                        *
 * This software is provided "as is" without any warranty.                *
 **************************************************************************/
#pragma once
 
#include <tracking/trackFitting/measurementCreator/creators/BaseMeasurementCreator.h>
#include <tracking/dataobjects/RecoHitInformation.h>
 
#include <genfit/MeasurementFactory.h>
 
#include <framework/gearbox/Const.h>
#include <vector>
 
namespace genfit {
  class AbsMeasurement;
}
 
namespace Belle2 {
  class RecoTrack;
 
  template <class HitType, Const::EDetector detector>
  class BaseMeasurementCreatorFromHit : public BaseMeasurementCreator {
  public:
    explicit BaseMeasurementCreatorFromHit(const genfit::MeasurementFactory<genfit::AbsMeasurement>& measurementFactory);
 
    virtual ~BaseMeasurementCreatorFromHit() { }
 
    virtual std::vector<genfit::TrackPoint*> createMeasurementPoints(HitType* hit, RecoTrack& recoTrack,
        const RecoHitInformation& recoHitInformation) const = 0;
 
  protected:
    genfit::AbsMeasurement* createCoordinateMeasurement(HitType* hit, const RecoHitInformation& recoHitInformation) const;
 
    genfit::TrackPoint* createTrackPointWithRecoHitInformation(genfit::AbsMeasurement* coordinateMeasurement,
                                                               RecoTrack& recoTrack,
                                                               const RecoHitInformation& recoHitInformation) const;
 
  private:
    const genfit::MeasurementFactory<genfit::AbsMeasurement>& m_measurementFactory;
 
    std::vector<genfit::TrackPoint*> createMeasurementPoints(RecoTrack&) const override final
    {
      return {};
    }
  };
 
  using CDCBaseMeasurementCreator = BaseMeasurementCreatorFromHit<RecoHitInformation::UsedCDCHit, Const::CDC>;
  using SVDBaseMeasurementCreator = BaseMeasurementCreatorFromHit<RecoHitInformation::UsedSVDHit, Const::SVD>;
  using PXDBaseMeasurementCreator = BaseMeasurementCreatorFromHit<RecoHitInformation::UsedPXDHit, Const::PXD>;
  using BKLMBaseMeasurementCreator = BaseMeasurementCreatorFromHit<RecoHitInformation::UsedBKLMHit, Const::BKLM>;
  using EKLMBaseMeasurementCreator = BaseMeasurementCreatorFromHit<RecoHitInformation::UsedEKLMHit, Const::EKLM>;
 
  template<>
  genfit::AbsMeasurement*
  CDCBaseMeasurementCreator::createCoordinateMeasurement(RecoHitInformation::UsedCDCHit* cdcHit,
                                                         const RecoHitInformation& recoHitInformation) const;
}