PerigeeRefittedTrackState Class Reference

#include <PerigeeRefittedTrackState.h>

Inheritance diagram for PerigeeRefittedTrackState:

List of all members.

Public Types
typedef ReferenceCountingPointer < RefittedTrackState< 5 > >	RefCountedRefittedTrackState
Public Member Functions
virtual std::vector < ReferenceCountingPointer < RefittedTrackState< 5 > > >	components () const
virtual AlgebraicSymMatrix55	covariance () const
virtual FreeTrajectoryState	freeTrajectoryState () const
virtual AlgebraicVector3	momentumVector () const
virtual AlgebraicVector5	parameters () const
	PerigeeRefittedTrackState (const TrajectoryStateClosestToPoint &tscp, const AlgebraicVector3 &aMomentumAtVertex, const double aWeight=1.)
virtual GlobalPoint	position () const
virtual ReferenceCountingPointer < RefittedTrackState< 5 > >	stateWithNewWeight (const double newWeight) const
virtual TrajectoryStateOnSurface	trajectoryStateOnSurface (const Surface &surface, const Propagator &propagator) const
virtual TrajectoryStateOnSurface	trajectoryStateOnSurface (const Surface &surface) const
virtual reco::TransientTrack	transientTrack () const
virtual double	weight () const
virtual	~PerigeeRefittedTrackState ()
Private Attributes
AlgebraicVector3	momentumAtVertex
TrajectoryStateClosestToPoint	theState
double	theWeight

---

Detailed Description

Definition at line 18 of file PerigeeRefittedTrackState.h.

---

Member Typedef Documentation

typedef ReferenceCountingPointer<RefittedTrackState<5> > PerigeeRefittedTrackState::RefCountedRefittedTrackState

Definition at line 22 of file PerigeeRefittedTrackState.h.

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Constructor & Destructor Documentation

PerigeeRefittedTrackState::PerigeeRefittedTrackState	(	const TrajectoryStateClosestToPoint &	tscp,
		const AlgebraicVector3 &	aMomentumAtVertex,
		const double	aWeight = 1.
	)		[inline]

Definition at line 24 of file PerigeeRefittedTrackState.h.

Referenced by stateWithNewWeight().

                                                       :
    theState(tscp), momentumAtVertex(aMomentumAtVertex), theWeight(aWeight) {}

virtual PerigeeRefittedTrackState::~PerigeeRefittedTrackState

(

)

[inline, virtual]

Definition at line 29 of file PerigeeRefittedTrackState.h.

{}

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Member Function Documentation

std::vector< PerigeeRefittedTrackState::RefCountedRefittedTrackState > PerigeeRefittedTrackState::components

(

)

const [virtual]

Implements RefittedTrackState< 5 >.

Definition at line 14 of file PerigeeRefittedTrackState.cc.

References query::result.

{
  std::vector<RefCountedRefittedTrackState> result; result.reserve(1);
  result.push_back(RefCountedRefittedTrackState( 
                                const_cast<PerigeeRefittedTrackState*>(this)));
  return result;
}

virtual AlgebraicSymMatrix55 PerigeeRefittedTrackState::covariance

(

void

)

const [inline, virtual]

The covariance matrix

Implements RefittedTrackState< 5 >.

Definition at line 64 of file PerigeeRefittedTrackState.h.

References PerigeeTrajectoryError::covarianceMatrix(), TrajectoryStateClosestToPoint::perigeeError(), and theState.

    {return theState.perigeeError().covarianceMatrix();}

virtual FreeTrajectoryState PerigeeRefittedTrackState::freeTrajectoryState

(

)

const [inline, virtual]

Transformation into a FreeTrajectoryState

Implements RefittedTrackState< 5 >.

Definition at line 35 of file PerigeeRefittedTrackState.h.

References TrajectoryStateClosestToPoint::theState(), and theState.

Referenced by trajectoryStateOnSurface(), and transientTrack().

    {return theState.theState();}

AlgebraicVector3 PerigeeRefittedTrackState::momentumVector

(

)

const [virtual]

Vector containing the parameters describing the momentum as the vertex. These are (signed transverse curvature, theta, phi)

Implements RefittedTrackState< 5 >.

Definition at line 8 of file PerigeeRefittedTrackState.cc.

References momentumAtVertex.

{
  return momentumAtVertex;
}

virtual AlgebraicVector5 PerigeeRefittedTrackState::parameters

(

void

)

const [inline, virtual]

Vector containing the refitted track parameters.
These are (signed transverse curvature, theta, phi, (signed) transverse , longitudinal impact parameter)

Implements RefittedTrackState< 5 >.

Definition at line 57 of file PerigeeRefittedTrackState.h.

References TrajectoryStateClosestToPoint::perigeeParameters(), theState, and PerigeeTrajectoryParameters::vector().

    {return theState.perigeeParameters().vector();}

virtual GlobalPoint PerigeeRefittedTrackState::position

(

void

)

const [inline, virtual]

Position at which the momentum is defined.

Implements RefittedTrackState< 5 >.

Definition at line 71 of file PerigeeRefittedTrackState.h.

References TrajectoryStateClosestToPoint::referencePoint(), and theState.

    {return theState.referencePoint();}

PerigeeRefittedTrackState::RefCountedRefittedTrackState PerigeeRefittedTrackState::stateWithNewWeight

(

const double

newWeight

)

const [virtual]

Returns a new refitted state of the same type, but with another weight. The current state is unchanged.

Implements RefittedTrackState< 5 >.

Definition at line 23 of file PerigeeRefittedTrackState.cc.

References momentumAtVertex, PerigeeRefittedTrackState(), and theState.

{
  return RefCountedRefittedTrackState(
                new PerigeeRefittedTrackState(theState, momentumAtVertex, newWeight) );
}

TrajectoryStateOnSurface PerigeeRefittedTrackState::trajectoryStateOnSurface	(	const Surface &	surface,
		const Propagator &	propagator
	)		const [virtual]

Transformation into a TSOS at a given surface, with a given propagator

Implements RefittedTrackState< 5 >.

Definition at line 39 of file PerigeeRefittedTrackState.cc.

References anyDirection, Propagator::clone(), TrajectoryStateOnSurface::curvilinearError(), freeTrajectoryState(), TrajectoryStateOnSurface::globalParameters(), and weight().

{
  std::auto_ptr<Propagator> thePropagator( propagator.clone());
  thePropagator->setPropagationDirection(anyDirection);

  TrajectoryStateOnSurface tsos = thePropagator->propagate(freeTrajectoryState(), surface);
  return TrajectoryStateOnSurface (tsos.globalParameters(),
        tsos.curvilinearError(), surface ,weight()) ;
}

TrajectoryStateOnSurface PerigeeRefittedTrackState::trajectoryStateOnSurface

(

const Surface &

surface

)

const [virtual]

Transformation into a TSOS at a given surface

Implements RefittedTrackState< 5 >.

Definition at line 30 of file PerigeeRefittedTrackState.cc.

References anyDirection, TrajectoryStateOnSurface::curvilinearError(), freeTrajectoryState(), TrajectoryStateOnSurface::globalParameters(), GlobalTrajectoryParameters::magneticField(), FreeTrajectoryState::parameters(), AnalyticalPropagator::propagate(), TrajectoryStateClosestToPoint::theState(), theState, and weight().

{
  AnalyticalPropagator thePropagator(&(theState.theState().parameters().magneticField()), anyDirection);
  TrajectoryStateOnSurface tsos = thePropagator.propagate(freeTrajectoryState(), surface);
  return TrajectoryStateOnSurface (tsos.globalParameters(),
        tsos.curvilinearError(), surface ,weight()) ;
} 

reco::TransientTrack PerigeeRefittedTrackState::transientTrack

(

)

const [virtual]

Implements RefittedTrackState< 5 >.

Definition at line 50 of file PerigeeRefittedTrackState.cc.

References TransientTrackFromFTSFactory::build(), and freeTrajectoryState().

{
  TransientTrackFromFTSFactory factory;
  return factory.build(freeTrajectoryState());
}

virtual double PerigeeRefittedTrackState::weight

(

void

)

const [inline, virtual]

The weight of this component in a mixture

Implements RefittedTrackState< 5 >.

Definition at line 84 of file PerigeeRefittedTrackState.h.

References theWeight.

Referenced by trajectoryStateOnSurface().

{return theWeight;}

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Member Data Documentation

AlgebraicVector3 PerigeeRefittedTrackState::momentumAtVertex [private]

Definition at line 100 of file PerigeeRefittedTrackState.h.

Referenced by momentumVector(), and stateWithNewWeight().

TrajectoryStateClosestToPoint PerigeeRefittedTrackState::theState [private]

Definition at line 99 of file PerigeeRefittedTrackState.h.

Referenced by covariance(), freeTrajectoryState(), parameters(), position(), stateWithNewWeight(), and trajectoryStateOnSurface().

double PerigeeRefittedTrackState::theWeight [private]

Definition at line 101 of file PerigeeRefittedTrackState.h.

Referenced by weight().