TransientTrack.h

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#ifndef TrackReco_TransientTrack_h
#define TrackReco_TransientTrack_h

#include "TrackingTools/TransientTrack/interface/BasicTransientTrack.h"
#include "TrackingTools/TrajectoryState/interface/FreeTrajectoryState.h"

#include "DataFormats/TrackReco/interface/Track.h"
#include "DataFormats/TrackReco/interface/TrackFwd.h"
#include "DataFormats/Common/interface/RefToBase.h"

namespace reco {

  class TransientTrack : private BasicTransientTrack::Proxy {
    typedef BasicTransientTrack::Proxy Base;

  public:
    TransientTrack() noexcept {}

    explicit TransientTrack(BasicTransientTrack* btt) noexcept : Base(btt) {}

    ~TransientTrack() noexcept {}

    TransientTrack(TransientTrack const& rh) noexcept : Base(rh) {}

    TransientTrack(TransientTrack&& rh) noexcept : Base(std::move(rh)) {}

    TransientTrack& operator=(TransientTrack&& rh) noexcept {
      Base::operator=(std::move(rh));
      return *this;
    }

    TransientTrack& operator=(TransientTrack const& rh) noexcept {
      Base::operator=(rh);
      return *this;
    }

    void swap(TransientTrack& rh) noexcept { Base::swap(rh); }

    TransientTrack(const Track& tk, const MagneticField* field);
    TransientTrack(const TrackRef& tk, const MagneticField* field);
    TransientTrack(const CandidatePtr& ptr, const MagneticField* field);
    TransientTrack(const TrackRef& tk,
                   const MagneticField* field,
                   const edm::ESHandle<GlobalTrackingGeometry>& trackingGeometry);

    TransientTrack(const Track& tk,
                   const MagneticField* field,
                   const edm::ESHandle<GlobalTrackingGeometry>& trackingGeometry);
    TransientTrack(const CandidatePtr& ptr,
                   const MagneticField* field,
                   const edm::ESHandle<GlobalTrackingGeometry>& trackingGeometry);

    TransientTrack(const Track& tk, const double time, const double dtime, const MagneticField* field);
    TransientTrack(const TrackRef& tk, const double time, const double dtime, const MagneticField* field);
    TransientTrack(const CandidatePtr& ptr, const double time, const double dtime, const MagneticField* field);
    TransientTrack(const TrackRef& tk,
                   const double time,
                   const double dtime,
                   const MagneticField* field,
                   const edm::ESHandle<GlobalTrackingGeometry>& trackingGeometry);
    TransientTrack(const Track& tk,
                   const double time,
                   const double dtime,
                   const MagneticField* field,
                   const edm::ESHandle<GlobalTrackingGeometry>& trackingGeometry);
    TransientTrack(const CandidatePtr& ptr,
                   const double time,
                   const double dtime,
                   const MagneticField* field,
                   const edm::ESHandle<GlobalTrackingGeometry>& trackingGeometry);

    void setTrackingGeometry(const edm::ESHandle<GlobalTrackingGeometry>& tg) { sharedData().setTrackingGeometry(tg); }

    void setBeamSpot(const reco::BeamSpot& beamSpot) { sharedData().setBeamSpot(beamSpot); }

    FreeTrajectoryState initialFreeState() const { return data().initialFreeState(); }

    TrajectoryStateOnSurface outermostMeasurementState() const { return data().outermostMeasurementState(); }

    TrajectoryStateOnSurface innermostMeasurementState() const { return data().innermostMeasurementState(); }

    TrajectoryStateClosestToPoint trajectoryStateClosestToPoint(const GlobalPoint& point) const {
      return data().trajectoryStateClosestToPoint(point);
    }

    TrajectoryStateOnSurface stateOnSurface(const GlobalPoint& point) const { return data().stateOnSurface(point); }

    TrajectoryStateClosestToPoint impactPointTSCP() const { return data().impactPointTSCP(); }

    TrajectoryStateOnSurface impactPointState() const { return data().impactPointState(); }

    bool impactPointStateAvailable() const { return data().impactPointStateAvailable(); }

    TrackCharge charge() const { return data().charge(); }

    bool operator==(const TransientTrack& other) const { return &(data()) == &(other.data()); }
    // {return (a.persistentTrackRef()==tkr_);}

    bool operator<(const TransientTrack& other) const { return &(data()) < &(other.data()); }
    // {return (initialFTS.momentum().z()<a.initialFreeState().momentum().z());}

    const MagneticField* field() const { return data().field(); }

    const BasicTransientTrack* basicTransientTrack() const { return &(data()); }

    double timeExt() const { return data().timeExt(); }
    double dtErrorExt() const { return data().dtErrorExt(); }

    const Track& track() const { return data().track(); }

    TrackBaseRef trackBaseRef() const { return data().trackBaseRef(); }

    TrajectoryStateClosestToBeamLine stateAtBeamLine() const { return data().stateAtBeamLine(); }

    // Methods forwarded to original track.

    trackingRecHit_iterator recHitsBegin() const { return track().recHitsBegin(); }
    trackingRecHit_iterator recHitsEnd() const { return track().recHitsEnd(); }
    TrackingRecHitRef recHit(size_t i) const { return track().recHit(i); }
    size_t recHitsSize() const { return track().recHitsSize(); }
    //  hit pattern
    const HitPattern& hitPattern() const { return track().hitPattern(); }
    unsigned short numberOfValidHits() const { return track().hitPattern().numberOfValidHits(); }
    unsigned short numberOfLostHits() const { return track().hitPattern().numberOfLostHits(HitPattern::TRACK_HITS); }
    double chi2() const { return track().chi2(); }
    double ndof() const { return track().ndof(); }
    double normalizedChi2() const { return track().chi2() / track().ndof(); }

    bool isValid() const { return Base::isValid(); }
  };

}  // namespace reco

#endif