KinematicParticleFactoryFromTransientTrack.h

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#ifndef KinematicParticleFactoryFromTransientTrack_h
#define KinematicParticleFactoryFromTransientTrack_h

#include "TrackingTools/TransientTrack/interface/TransientTrack.h"
#include "RecoVertex/KinematicFitPrimitives/interface/RefCountedKinematicParticle.h"
#include "RecoVertex/KinematicFitPrimitives/interface/ParticleMass.h"
#include "RecoVertex/KinematicFitPrimitives/interface/TrackKinematicStatePropagator.h"
#include "RecoVertex/KinematicFitPrimitives/interface/TransientTrackKinematicStateBuilder.h"
#include "RecoVertex/KinematicFitPrimitives/interface/TransientTrackKinematicParticle.h"
#include "RecoVertex/KinematicFitPrimitives/interface/KinematicConstraint.h"

class KinematicParticleFactoryFromTransientTrack {
public:
  KinematicParticleFactoryFromTransientTrack();

  KinematicParticleFactoryFromTransientTrack(KinematicStatePropagator* pr);

  ~KinematicParticleFactoryFromTransientTrack() { delete propagator; }

  RefCountedKinematicParticle particle(const reco::TransientTrack& initialTrack,
                                       const ParticleMass& massGuess,
                                       float chiSquared,
                                       float degreesOfFr,
                                       float& m_sigma) const;

  RefCountedKinematicParticle particle(const reco::TransientTrack& initialTrack,
                                       const ParticleMass& massGuess,
                                       float chiSquared,
                                       float degreesOfFr,
                                       float& m_sigma,
                                       const FreeTrajectoryState& freestate) const;

  RefCountedKinematicParticle particle(const reco::TransientTrack& initialTrack,
                                       const ParticleMass& massGuess,
                                       float chiSquared,
                                       float degreesOfFr,
                                       const GlobalPoint& expPoint,
                                       float m_sigma) const;

  RefCountedKinematicParticle particle(const KinematicState& kineState,
                                       float& chiSquared,
                                       float& ndf,
                                       ReferenceCountingPointer<KinematicParticle> previousParticle,
                                       KinematicConstraint* lastConstraint = nullptr) const;

private:
  KinematicStatePropagator* propagator;
  TransientTrackKinematicStateBuilder builder;
};

#endif