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KinematicRefittedTrackState.h
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KinematicRefittedTrackState.h
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#ifndef KinematicRefittedTrackState_H
#define KinematicRefittedTrackState_H
#include "RecoVertex/VertexPrimitives/interface/RefittedTrackState.h"
#include "RecoVertex/KinematicFitPrimitives/interface/PerigeeKinematicState.h"
#include "RecoVertex/KinematicFitPrimitives/interface/Matrices.h"
/**
* Refitted state for kinematic parameters
* To be used in KinematicParticleVertxFitter
* only. Class caches the refitted state of the
* particle and provide access to its
* parameters in both parametrizations:
* Kinemaic and extended Perigee.
*
* Several methods are done just to be
* consistent with present KalmanVertexFitter
* structure
*/
class KinematicRefittedTrackState : public RefittedTrackState<6>{
public:
typedef ReferenceCountingPointer<RefittedTrackState<6> > RefCountedRefittedTrackState;
KinematicRefittedTrackState(const KinematicState& st);
/**
* Access to Kinematic perigee parameters
*/
AlgebraicVector6 parameters() const;
/**
* Kinmatic perigee covariance
*/
AlgebraicSymMatrix66 covariance() const ;
/**
* Access to Kinematic parameters
*/
AlgebraicVector7 kinematicParameters() const;
/**
* Kinmatic covariance
*/
AlgebraicSymMatrix77 kinematicParametersCovariance() const ;
/**
* FTS out of kinematic parameters
*/
FreeTrajectoryState freeTrajectoryState() const;
GlobalPoint position() const;
/**
* Kinematic momentum vector
*/
AlgebraicVector4 kinematicMomentumVector() const;
/**
* Perigee momentum vector
*/
AlgebraicVector4 momentumVector() const;
TrajectoryStateOnSurface trajectoryStateOnSurface(const Surface & surface) const;
TrajectoryStateOnSurface trajectoryStateOnSurface(const Surface & surface,
const Propagator & propagator) const;
virtual double weight() const;
virtual ReferenceCountingPointer<RefittedTrackState<6> > stateWithNewWeight
(const double newWeight) const;
virtual std::vector< ReferenceCountingPointer<RefittedTrackState<6> > > components() const;
virtual reco::TransientTrack transientTrack() const;
private:
KinematicState state;
};
#endif

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