#include <GsfTransientTrack.h>

Inheritance diagram for reco::GsfTransientTrack:

Public Member Functions
TrackCharge	charge () const

const MagneticField *	field () const

	GsfTransientTrack ()

	GsfTransientTrack (const GsfTrack &tk, const MagneticField *field)

	GsfTransientTrack (const GsfTrackRef &tk, const MagneticField *field)

	GsfTransientTrack (const GsfTrackRef &tk, const MagneticField *field, const edm::ESHandle< GlobalTrackingGeometry > &trackingGeometry)

	GsfTransientTrack (const GsfTrack &tk, const MagneticField *field, const edm::ESHandle< GlobalTrackingGeometry > &trackingGeometry)

	GsfTransientTrack (const GsfTransientTrack &tt)

TrajectoryStateOnSurface	impactPointState () const

bool	impactPointStateAvailable () const

TrajectoryStateClosestToPoint	impactPointTSCP () const

FreeTrajectoryState	initialFreeState () const

TrajectoryStateOnSurface	innermostMeasurementState () const

GsfTransientTrack &	operator= (const GsfTransientTrack &tt)

TrajectoryStateOnSurface	outermostMeasurementState () const

GsfTrackRef	persistentTrackRef () const

void	setBeamSpot (const reco::BeamSpot &beamSpot)

void	setES (const edm::EventSetup &)

void	setTrackingGeometry (const edm::ESHandle< GlobalTrackingGeometry > &)

TrajectoryStateClosestToBeamLine	stateAtBeamLine () const

TrajectoryStateOnSurface	stateOnSurface (const GlobalPoint &point) const

const Track &	track () const

TrackBaseRef	trackBaseRef () const

TrajectoryStateClosestToPoint	trajectoryStateClosestToPoint (const GlobalPoint &point) const

Public Member Functions inherited from reco::GsfTrack
int	chargeMode () const
	track electric charge from mode More...

CovarianceMatrixMode	covarianceMode () const
	return track covariance matrix from mode More...

double	covarianceMode (int i, int j) const
	(i,j)-th element of covarianve matrix ( i, j = 0, ... 2 ) from mode More...

double	errorMode (int i) const
	error on specified element from mode More...

double	etaMode () const
	pseudorapidity of momentum vector from mode More...

double	etaModeError () const
	error on eta from mode More...

const GsfTrackExtraRef &	gsfExtra () const
	reference to "extra" object More...

	GsfTrack ()
	default constructor More...

	GsfTrack (double chi2, double ndof, const Point &, const Vector &, int charge, const CovarianceMatrix &)

double	lambdaMode () const
	Lambda angle from mode. More...

double	lambdaModeError () const
	error on lambda from mode More...

const Vector &	momentumMode () const
	track momentum vector from mode More...

double	parameterMode (int i) const
	i-th parameter ( i = 0, ... 2 ) from mode More...

ParameterVectorMode	parametersMode () const
	Track parameters with one-to-one correspondence to the covariance matrix from mode. More...

double	phiMode () const
	azimuthal angle of momentum vector from mode More...

double	phiModeError () const
	error on phi from mode More...

double	pMode () const
	momentum vector magnitude from mode More...

double	ptMode () const
	track transverse momentum from mode More...

double	ptModeError () const
	error on Pt (set to 1000 TeV if charge==0 for safety) from mode More...

double	pxMode () const
	x coordinate of momentum vector from mode More...

double	pyMode () const
	y coordinate of momentum vector from mode More...

double	pzMode () const
	z coordinate of momentum vector from mode More...

double	qoverpMode () const
	q/p from mode More...

double	qoverpModeError () const
	error on signed transverse curvature from mode More...

void	setGsfExtra (const GsfTrackExtraRef &ref)
	set reference to GSF "extra" object More...

void	setMode (int chargeMode, const Vector &momentumMode, const CovarianceMatrixMode &covarianceMode)
	set mode parameters More...

double	thetaMode () const
	polar angle from mode More...

double	thetaModeError () const
	error on theta from mode More...

Public Member Functions inherited from reco::Track
const TrackExtraRef &	extra () const
	reference to "extra" object More...

CovarianceMatrix &	fillInner (CovarianceMatrix &v) const

CovarianceMatrix &	fillOuter (CovarianceMatrix &v) const
	fill outermost trajectory state curvilinear errors More...

unsigned short	found () const
	Number of valid hits on track. More...

unsigned int	innerDetId () const
	DetId of the detector on which surface the innermost state is located. More...

const math::XYZVector &	innerMomentum () const
	momentum vector at the innermost hit position More...

bool	innerOk () const
	return true if the innermost hit is valid More...

const math::XYZPoint &	innerPosition () const
	position of the innermost hit More...

CovarianceMatrix	innerStateCovariance () const
	innermost trajectory state curvilinear errors More...

unsigned short	lost () const
	Number of lost (=invalid) hits on track. More...

unsigned int	outerDetId () const
	DetId of the detector on which surface the outermost state is located. More...

double	outerEta () const
	pseudorapidity of the momentum vector at the outermost hit position More...

const math::XYZVector &	outerMomentum () const
	momentum vector at the outermost hit position More...

bool	outerOk () const
	return true if the outermost hit is valid More...

double	outerP () const
	magnitude of momentum vector at the outermost hit position More...

double	outerPhi () const
	azimuthal angle of the momentum vector at the outermost hit position More...

const math::XYZPoint &	outerPosition () const
	position of the outermost hit More...

double	outerPt () const
	transverse momentum at the outermost hit position More...

double	outerPx () const
	x coordinate of momentum vector at the outermost hit position More...

double	outerPy () const
	y coordinate of momentum vector at the outermost hit position More...

double	outerPz () const
	z coordinate of momentum vector at the outermost hit position More...

double	outerRadius () const
	polar radius of the outermost hit position More...

CovarianceMatrix	outerStateCovariance () const
	outermost trajectory state curvilinear errors More...

double	outerTheta () const
	polar angle of the momentum vector at the outermost hit position More...

double	outerX () const
	x coordinate of the outermost hit position More...

double	outerY () const
	y coordinate of the outermost hit position More...

double	outerZ () const
	z coordinate of the outermost hit position More...

TrackingRecHitRef	recHit (size_t i) const
	Get i-th hit on the track. More...

trackingRecHit_iterator	recHitsBegin () const
	Iterator to first hit on the track. More...

trackingRecHit_iterator	recHitsEnd () const
	Iterator to last hit on the track. More...

size_t	recHitsSize () const
	Get number of RecHits. (Warning, this includes invalid hits, which are not physical hits). More...

const TrackResiduals &	residuals () const

double	residualX (int position) const

double	residualY (int position) const

PropagationDirection	seedDirection () const
	direction of how the hits were sorted in the original seed More...

edm::RefToBase< TrajectorySeed >	seedRef () const

void	setExtra (const TrackExtraRef &ref)
	set reference to "extra" object More...

	Track ()
	default constructor More...

	Track (double chi2, double ndof, const Point &referencePoint, const Vector &momentum, int charge, const CovarianceMatrix &, TrackAlgorithm=undefAlgorithm, TrackQuality quality=undefQuality)
	constructor from fit parameters and error matrix More...

virtual	~Track ()
	virtual destructor More...

Public Member Functions inherited from reco::TrackBase
TrackAlgorithm	algo () const

AlgoMask	algoMask () const

unsigned long long	algoMaskUL () const

std::string	algoName () const

bool	appendHitPattern (const TrackingRecHit &hit)
	append a single hit to the HitPattern More...

bool	appendHitPattern (const DetId &id, TrackingRecHit::Type hitType)

template<typename C >
bool	appendHits (const C &c)
	append hit patterns from vector of hit references More...

template<typename I >
bool	appendHits (const I &begin, const I &end)

int	charge () const
	track electric charge More...

double	chi2 () const
	chi-squared of the fit More...

CovarianceMatrix	covariance () const
	return track covariance matrix More...

double	covariance (int i, int j) const
	(i,j)-th element of covariance matrix (i, j = 0, ... 4) More...

double	d0 () const
	dxy parameter in perigee convention (d0 = -dxy) More...

double	d0Error () const
	error on d0 More...

double	dsz () const
	dsz parameter (THIS IS NOT the SZ impact parameter to (0,0,0) if refPoint is far from (0,0,0): see parametrization definition above for details) More...

double	dsz (const Point &myBeamSpot) const
	dsz parameter with respect to a user-given beamSpot (WARNING: this quantity can only be interpreted as the distance in the S-Z plane to the beamSpot, if the beam spot is reasonably close to the refPoint, since linear approximations are involved). This is a good approximation for Tracker tracks. More...

double	dszError () const
	error on dsz More...

double	dxy () const
	dxy parameter. (This is the transverse impact parameter w.r.t. to (0,0,0) ONLY if refPoint is close to (0,0,0): see parametrization definition above for details). See also function dxy(myBeamSpot). More...

double	dxy (const Point &myBeamSpot) const
	dxy parameter with respect to a user-given beamSpot (WARNING: this quantity can only be interpreted as a minimum transverse distance if beamSpot, if the beam spot is reasonably close to the refPoint, since linear approximations are involved). This is a good approximation for Tracker tracks. More...

double	dxy (const BeamSpot &theBeamSpot) const
	dxy parameter with respect to the beamSpot taking into account the beamspot slopes (WARNING: this quantity can only be interpreted as a minimum transverse distance if beamSpot, if the beam spot is reasonably close to the refPoint, since linear approximations are involved). This is a good approximation for Tracker tracks. More...

double	dxyError () const
	error on dxy More...

double	dz () const
	dz parameter (= dsz/cos(lambda)). This is the track z0 w.r.t (0,0,0) only if the refPoint is close to (0,0,0). See also function dz(myBeamSpot) More...

double	dz (const Point &myBeamSpot) const
	dz parameter with respect to a user-given beamSpot (WARNING: this quantity can only be interpreted as the track z0, if the beamSpot is reasonably close to the refPoint, since linear approximations are involved). This is a good approximation for Tracker tracks. More...

double	dzError () const
	error on dz More...

double	error (int i) const
	error on specified element More...

double	eta () const
	pseudorapidity of momentum vector More...

double	etaError () const
	error on eta More...

CovarianceMatrix &	fill (CovarianceMatrix &v) const
	fill SMatrix More...

const HitPattern &	hitPattern () const
	Access the hit pattern, indicating in which Tracker layers the track has hits. More...

bool	isAlgoInMask (TrackAlgorithm a) const

bool	isLooper () const

double	lambda () const
	Lambda angle. More...

double	lambdaError () const
	error on lambda More...

const Vector &	momentum () const
	track momentum vector More...

double	ndof () const
	number of degrees of freedom of the fit More...

signed char	nLoops () const

double	normalizedChi2 () const
	chi-squared divided by n.d.o.f. (or chi-squared * 1e6 if n.d.o.f. is zero) More...

unsigned short	numberOfLostHits () const
	number of cases where track crossed a layer without getting a hit. More...

unsigned short	numberOfValidHits () const
	number of valid hits found More...

TrackAlgorithm	originalAlgo () const

double	p () const
	momentum vector magnitude More...

double	parameter (int i) const
	i-th parameter ( i = 0, ... 4 ) More...

ParameterVector	parameters () const
	Track parameters with one-to-one correspondence to the covariance matrix. More...

double	phi () const
	azimuthal angle of momentum vector More...

double	phiError () const
	error on phi More...

double	pt () const
	track transverse momentum More...

double	ptError () const
	error on Pt (set to 1000 TeV if charge==0 for safety) More...

double	px () const
	x coordinate of momentum vector More...

double	py () const
	y coordinate of momentum vector More...

double	pz () const
	z coordinate of momentum vector More...

double	qoverp () const
	q / p More...

double	qoverpError () const
	error on signed transverse curvature More...

bool	quality (const TrackQuality) const
	Track quality. More...

int	qualityMask () const

const Point &	referencePoint () const
	Reference point on the track. More...

void	resetHitPattern ()
	Sets HitPattern as empty. More...

void	setAlgoMask (AlgoMask a)

void	setAlgorithm (const TrackAlgorithm a)
	Track algorithm. More...

void	setNLoops (signed char value)

void	setOriginalAlgorithm (const TrackAlgorithm a)

void	setQuality (const TrackQuality)

void	setQualityMask (int qualMask)

double	theta () const
	polar angle More...

double	thetaError () const
	error on theta More...

	TrackBase ()
	default constructor More...

	TrackBase (double chi2, double ndof, const Point &vertex, const Vector &momentum, int charge, const CovarianceMatrix &cov, TrackAlgorithm=undefAlgorithm, TrackQuality quality=undefQuality, signed char nloops=0)
	constructor from fit parameters and error matrix More...

double	validFraction () const
	fraction of valid hits on the track More...

const Point &	vertex () const
	reference point on the track. This method is DEPRECATED, please use referencePoint() instead More...

double	vx () const
	x coordinate of the reference point on track More...

double	vy () const
	y coordinate of the reference point on track More...

double	vz () const
	z coordinate of the reference point on track More...

virtual	~TrackBase ()
	virtual destructor More...

Public Member Functions inherited from reco::BasicTransientTrack
virtual CandidatePtr	candidate () const

virtual	~BasicTransientTrack ()

Public Member Functions inherited from BasicReferenceCounted
void	addReference () const

	BasicReferenceCounted ()

	BasicReferenceCounted (const BasicReferenceCounted &)

const BasicReferenceCounted &	operator= (const BasicReferenceCounted &)

unsigned int	references () const

void	removeReference () const

virtual	~BasicReferenceCounted ()

Private Member Functions
void	calculateTSOSAtVertex () const

void	init ()

Additional Inherited Members
Public Types inherited from reco::GsfTrack
enum	{ dimensionMode = 3 }
	parameter dimension mode More...

enum	{ covarianceSizeMode = dimensionMode * ( dimensionMode + 1 ) / 2 }
	error matrix size mode More...

typedef math::Error < dimensionMode >::type	CovarianceMatrixMode
	3 parameter covariance matrix (momentum part) from mode More...

typedef math::Vector < dimensionMode >::type	ParameterVectorMode
	parameter vector (momentum part) from mode More...

Public Types inherited from reco::TrackBase
enum	{ dimension = 5 }
	parameter dimension More...

enum	{ covarianceSize = dimension * (dimension + 1) / 2 }
	error matrix size More...

enum	{ i_qoverp = 0, i_lambda, i_phi, i_dxy, i_dsz }
	enumerator provided indices to the five parameters More...

typedef std::bitset< algoSize >	AlgoMask
	algo mask More...

typedef math::Error< dimension > ::type	CovarianceMatrix
	5 parameter covariance matrix More...

typedef unsigned int	index
	index type More...

typedef math::Vector < dimension >::type	ParameterVector
	parameter vector More...

typedef math::XYZPoint	Point
	point in the space More...

enum	TrackAlgorithm { undefAlgorithm = 0, ctf = 1, rs = 2, cosmics = 3, initialStep = 4, lowPtTripletStep = 5, pixelPairStep = 6, detachedTripletStep = 7, mixedTripletStep = 8, pixelLessStep = 9, tobTecStep = 10, jetCoreRegionalStep = 11, conversionStep = 12, muonSeededStepInOut = 13, muonSeededStepOutIn = 14, outInEcalSeededConv = 15, inOutEcalSeededConv = 16, nuclInter = 17, standAloneMuon = 18, globalMuon = 19, cosmicStandAloneMuon = 20, cosmicGlobalMuon = 21, iter1LargeD0 = 22, iter2LargeD0 = 23, iter3LargeD0 = 24, iter4LargeD0 = 25, iter5LargeD0 = 26, bTagGhostTracks = 27, beamhalo = 28, gsf = 29, hltPixel = 30, hltIter0 = 31, hltIter1 = 32, hltIter2 = 33, hltIter3 = 34, hltIter4 = 35, hltIterX = 36, hiRegitMuInitialStep = 37, hiRegitMuLowPtTripletStep = 38, hiRegitMuPixelPairStep = 39, hiRegitMuDetachedTripletStep = 40, hiRegitMuMixedTripletStep = 41, hiRegitMuPixelLessStep = 42, hiRegitMuTobTecStep = 43, hiRegitMuMuonSeededStepInOut = 44, hiRegitMuMuonSeededStepOutIn = 45, algoSize = 46 }
	track algorithm More...

enum	TrackQuality { undefQuality = -1, loose = 0, tight = 1, highPurity = 2, confirmed = 3, goodIterative = 4, looseSetWithPV = 5, highPuritySetWithPV = 6, discarded = 7, qualitySize = 8 }
	track quality More...

typedef math::XYZVector	Vector
	spatial vector More...

Public Types inherited from reco::BasicTransientTrack
typedef BasicTransientTrack	BTT

typedef ProxyBase< BTT, CopyUsingClone< BTT > >	Proxy

typedef ReferenceCountingPointer < BasicTransientTrack >	RCPtr

Static Public Member Functions inherited from reco::TrackBase
static TrackAlgorithm	algoByName (const std::string &name)

static std::string	algoName (TrackAlgorithm)

static index	covIndex (index i, index j)
	covariance matrix index in array More...

static TrackQuality	qualityByName (const std::string &name)

static std::string	qualityName (TrackQuality)

Static Public Attributes inherited from reco::TrackBase
static const std::string	algoNames []

static const std::string	qualityNames []

Detailed Description

Definition at line 19 of file GsfTransientTrack.h.

Constructor & Destructor Documentation

GsfTransientTrack::GsfTransientTrack ( )

Definition at line 15 of file GsfTransientTrack.cc.

                                      : 
   GsfTrack(), tkr_(), theField(0), initialTSOSAvailable(false),
   initialTSCPAvailable(false), blStateAvailable(false), theTIPExtrapolator()
 {}

GsfTransientTrack::GsfTransientTrack	(	const GsfTrack &	tk,
		const MagneticField *	field
	)

Definition at line 20 of file GsfTransientTrack.cc.

References trajectoryStateTransform::initialFreeState(), and initialFTS.

                                                                                       : 
   GsfTrack(tk),
   tkr_(), theField(field), initialTSOSAvailable(false),
   initialTSCPAvailable(false), blStateAvailable(false)
 {
   
   initialFTS = trajectoryStateTransform::initialFreeState(tk, field);
 }

GsfTransientTrack::GsfTransientTrack	(	const GsfTrackRef &	tk,
		const MagneticField *	field
	)

Definition at line 30 of file GsfTransientTrack.cc.

References trajectoryStateTransform::initialFreeState(), and initialFTS.

                                                                                          : 
   GsfTrack(*tk), 
   tkr_(tk), theField(field), initialTSOSAvailable(false),
   initialTSCPAvailable(false), blStateAvailable(false),
   theTIPExtrapolator(AnalyticalPropagator(field, alongMomentum))
 {
   
   initialFTS = trajectoryStateTransform::initialFreeState(*tk, field);
 }

GsfTransientTrack::GsfTransientTrack	(	const GsfTrackRef &	tk,
		const MagneticField *	field,
		const edm::ESHandle< GlobalTrackingGeometry > &	trackingGeometry
	)

Definition at line 51 of file GsfTransientTrack.cc.

References trajectoryStateTransform::initialFreeState(), and initialFTS.

                                                                      :
   GsfTrack(*tk),
    tkr_(tk), theField(field), initialTSOSAvailable(false),
   initialTSCPAvailable(false), blStateAvailable(false), theTrackingGeometry(tg),
   theTIPExtrapolator(AnalyticalPropagator(field, alongMomentum))
 {
   
   initialFTS = trajectoryStateTransform::initialFreeState(*tk, field);
 }

GsfTransientTrack::GsfTransientTrack	(	const GsfTrack &	tk,
		const MagneticField *	field,
		const edm::ESHandle< GlobalTrackingGeometry > &	trackingGeometry
	)

Definition at line 40 of file GsfTransientTrack.cc.

References trajectoryStateTransform::initialFreeState(), and initialFTS.

                                                                      :
   GsfTrack(tk),
    tkr_(), theField(field), initialTSOSAvailable(false),
   initialTSCPAvailable(false), blStateAvailable(false), theTrackingGeometry(tg),
   theTIPExtrapolator(AnalyticalPropagator(field, alongMomentum))
 {
   
   initialFTS = trajectoryStateTransform::initialFreeState(tk, field);
 }

GsfTransientTrack::GsfTransientTrack ( const GsfTransientTrack & tt )

Definition at line 63 of file GsfTransientTrack.cc.

References impactPointState(), impactPointTSCP(), initialTSCP, initialTSCPAvailable, initialTSOS, and initialTSOSAvailable.

                                                                    :
   GsfTrack(tt),
   tkr_(tt.persistentTrackRef()), theField(tt.field()), 
   initialFTS(tt.initialFreeState()), initialTSOSAvailable(false),
   initialTSCPAvailable(false),
   theTIPExtrapolator(AnalyticalPropagator(tt.field(), alongMomentum))
 {
   if (tt.initialTSOSAvailable) {
     initialTSOS= tt.impactPointState();
     initialTSOSAvailable = true;
   }
   if (tt.initialTSCPAvailable) {
     initialTSCP= tt.impactPointTSCP();
     initialTSCPAvailable = true;
   }
 }

Member Function Documentation

void GsfTransientTrack::calculateTSOSAtVertex ( ) const

private

Definition at line 128 of file GsfTransientTrack.cc.

References TransverseImpactPointExtrapolator::extrapolate(), initialFTS, initialTSOS, initialTSOSAvailable, FreeTrajectoryState::position(), and theField.

Referenced by impactPointState().

 {
   TransverseImpactPointExtrapolator tipe(theField);
   initialTSOS = tipe.extrapolate(initialFTS, initialFTS.position());
   initialTSOSAvailable = true;
 }

TrackCharge reco::GsfTransientTrack::charge ( void ) const

inlinevirtual

Implements reco::BasicTransientTrack.

Definition at line 82 of file GsfTransientTrack.h.

References reco::TrackBase::charge().

82 {return GsfTrack::charge();}

reco::TrackBase::charge

int charge() const

track electric charge

Definition: TrackBase.h:530

const MagneticField* reco::GsfTransientTrack::field ( ) const

inlinevirtual

Implements reco::BasicTransientTrack.

Definition at line 84 of file GsfTransientTrack.h.

References theField.

84 {return theField;}

reco::GsfTransientTrack::theField

const MagneticField * theField

Definition: GsfTransientTrack.h:96

TrajectoryStateOnSurface GsfTransientTrack::impactPointState ( ) const

virtual

The TSOS at the initial state, made from the stored singl-component state.

Implements reco::BasicTransientTrack.

Definition at line 101 of file GsfTransientTrack.cc.

References calculateTSOSAtVertex(), initialTSOS, and initialTSOSAvailable.

Referenced by GsfTransientTrack().

 {
   if (!initialTSOSAvailable) calculateTSOSAtVertex();
   return initialTSOS;
 }

bool reco::GsfTransientTrack::impactPointStateAvailable ( ) const

inlinevirtual

Implements reco::BasicTransientTrack.

Definition at line 73 of file GsfTransientTrack.h.

References initialTSOSAvailable.

73 {return initialTSOSAvailable;}

reco::GsfTransientTrack::initialTSOSAvailable

bool initialTSOSAvailable

Definition: GsfTransientTrack.h:99

TrajectoryStateClosestToPoint GsfTransientTrack::impactPointTSCP ( ) const

virtual

The TrajectoryStateClosestToPoint at the initial state, made from the stored singl-component state.

Implements reco::BasicTransientTrack.

Definition at line 107 of file GsfTransientTrack.cc.

References builder, initialFTS, initialTSCP, initialTSCPAvailable, and FreeTrajectoryState::position().

Referenced by GsfTransientTrack().

 {
   if (!initialTSCPAvailable) {
     initialTSCP = builder(initialFTS, initialFTS.position());
     initialTSCPAvailable = true;
   }
   return initialTSCP;
 }

void reco::GsfTransientTrack::init ( )

private

FreeTrajectoryState reco::GsfTransientTrack::initialFreeState ( ) const

inlinevirtual

Implements reco::BasicTransientTrack.

Definition at line 41 of file GsfTransientTrack.h.

References initialFTS.

41 {return initialFTS;}

reco::GsfTransientTrack::initialFTS

FreeTrajectoryState initialFTS

Definition: GsfTransientTrack.h:98

TrajectoryStateOnSurface GsfTransientTrack::innermostMeasurementState ( ) const

virtual

Implements reco::BasicTransientTrack.

Definition at line 122 of file GsfTransientTrack.cc.

References MultiTrajectoryStateTransform::innerStateOnSurface(), theField, and theTrackingGeometry.

Referenced by stateOnSurface().

 {
     MultiTrajectoryStateTransform theMTransform;   
     return theMTransform.innerStateOnSurface((*this),*theTrackingGeometry,theField);
 }

GsfTransientTrack& reco::GsfTransientTrack::operator= ( const GsfTransientTrack & tt )

TrajectoryStateOnSurface GsfTransientTrack::outermostMeasurementState ( ) const

virtual

Implements reco::BasicTransientTrack.

Definition at line 116 of file GsfTransientTrack.cc.

References MultiTrajectoryStateTransform::outerStateOnSurface(), theField, and theTrackingGeometry.

 {
     MultiTrajectoryStateTransform theMTransform;
     return theMTransform.outerStateOnSurface((*this),*theTrackingGeometry,theField);
 }

GsfTrackRef reco::GsfTransientTrack::persistentTrackRef ( ) const

inline

access to original persistent track

Definition at line 78 of file GsfTransientTrack.h.

References tkr_.

Referenced by KinematicVertex::operator reco::Vertex().

78 { return tkr_; }

reco::GsfTransientTrack::tkr_

GsfTrackRef tkr_

Definition: GsfTransientTrack.h:95

void GsfTransientTrack::setBeamSpot ( const reco::BeamSpot & beamSpot )

virtual

Implements reco::BasicTransientTrack.

Definition at line 94 of file GsfTransientTrack.cc.

References SiPixelRawToDigiRegional_cfi::beamSpot, blStateAvailable, and theBeamSpot.

 {
   theBeamSpot = beamSpot;
   blStateAvailable = false;
 }

void GsfTransientTrack::setES ( const edm::EventSetup & setup )

virtual

Implements reco::BasicTransientTrack.

Definition at line 82 of file GsfTransientTrack.cc.

References edm::EventSetup::get(), and theTrackingGeometry.

                                                         {
 
   setup.get<GlobalTrackingGeometryRecord>().get(theTrackingGeometry); 
 
 }

void GsfTransientTrack::setTrackingGeometry ( const edm::ESHandle< GlobalTrackingGeometry > & tg )

virtual

Implements reco::BasicTransientTrack.

Definition at line 88 of file GsfTransientTrack.cc.

References theTrackingGeometry.

                                                                                          {
 
   theTrackingGeometry = tg;
 
 }

TrajectoryStateClosestToBeamLine GsfTransientTrack::stateAtBeamLine ( ) const

virtual

Implements reco::BasicTransientTrack.

Definition at line 148 of file GsfTransientTrack.cc.

References blStateAvailable, initialFTS, theBeamSpot, and trajectoryStateClosestToBeamLine.

 {
   if (!blStateAvailable) {
     TSCBLBuilderNoMaterial blsBuilder;
     trajectoryStateClosestToBeamLine = blsBuilder(initialFTS, theBeamSpot);
     blStateAvailable = true;
   }
   return trajectoryStateClosestToBeamLine;
 }

TrajectoryStateOnSurface GsfTransientTrack::stateOnSurface ( const GlobalPoint & point ) const

virtual

The TSOS at any point. The inner-most multi-state state will be used for the propagation. The TSOS will therefore have multiple components.

Implements reco::BasicTransientTrack.

Definition at line 136 of file GsfTransientTrack.cc.

References TransverseImpactPointExtrapolator::extrapolate(), innermostMeasurementState(), and theTIPExtrapolator.

Referenced by trajectoryStateClosestToPoint().

 {
   return theTIPExtrapolator.extrapolate(innermostMeasurementState(), point);
 }

const Track& reco::GsfTransientTrack::track ( ) const

inlinevirtual

Implements reco::BasicTransientTrack.

Definition at line 86 of file GsfTransientTrack.h.

86 {return *this;}

TrackBaseRef reco::GsfTransientTrack::trackBaseRef ( ) const

inlinevirtual

Implements reco::BasicTransientTrack.

Definition at line 80 of file GsfTransientTrack.h.

References tkr_.

80 {return TrackBaseRef(tkr_);}

reco::TrackBaseRef

edm::RefToBase< reco::Track > TrackBaseRef

persistent reference to a Track, using views

Definition: TrackFwd.h:31

reco::GsfTransientTrack::tkr_

GsfTrackRef tkr_

Definition: GsfTransientTrack.h:95

TrajectoryStateClosestToPoint GsfTransientTrack::trajectoryStateClosestToPoint ( const GlobalPoint & point ) const

virtual

The TrajectoryStateClosestToPoint at any point. The inner-most multi-state state will be used for the propagation. The TSCP will be built out of the collapsed mult-component TSOS.

Implements reco::BasicTransientTrack.

Definition at line 143 of file GsfTransientTrack.cc.

References builder, and stateOnSurface().

 {
   return builder(stateOnSurface(point), point);
 }

Member Data Documentation

bool reco::GsfTransientTrack::blStateAvailable

mutableprivate

Definition at line 99 of file GsfTransientTrack.h.

Referenced by setBeamSpot(), and stateAtBeamLine().

TSCPBuilderNoMaterial reco::GsfTransientTrack::builder

private

Definition at line 102 of file GsfTransientTrack.h.

Referenced by impactPointTSCP(), and trajectoryStateClosestToPoint().

FreeTrajectoryState reco::GsfTransientTrack::initialFTS

private

Definition at line 98 of file GsfTransientTrack.h.

Referenced by calculateTSOSAtVertex(), GsfTransientTrack(), impactPointTSCP(), initialFreeState(), and stateAtBeamLine().

TrajectoryStateClosestToPoint reco::GsfTransientTrack::initialTSCP

mutableprivate

Definition at line 101 of file GsfTransientTrack.h.

Referenced by GsfTransientTrack(), and impactPointTSCP().

bool reco::GsfTransientTrack::initialTSCPAvailable

mutableprivate

Definition at line 99 of file GsfTransientTrack.h.

Referenced by GsfTransientTrack(), and impactPointTSCP().

TrajectoryStateOnSurface reco::GsfTransientTrack::initialTSOS

mutableprivate

Definition at line 100 of file GsfTransientTrack.h.

Referenced by calculateTSOSAtVertex(), GsfTransientTrack(), and impactPointState().

bool reco::GsfTransientTrack::initialTSOSAvailable

mutableprivate

Definition at line 99 of file GsfTransientTrack.h.

Referenced by calculateTSOSAtVertex(), GsfTransientTrack(), impactPointState(), and impactPointStateAvailable().

reco::BeamSpot reco::GsfTransientTrack::theBeamSpot

private

Definition at line 104 of file GsfTransientTrack.h.

Referenced by setBeamSpot(), and stateAtBeamLine().

const MagneticField* reco::GsfTransientTrack::theField

private

Definition at line 96 of file GsfTransientTrack.h.

Referenced by calculateTSOSAtVertex(), field(), innermostMeasurementState(), and outermostMeasurementState().

TransverseImpactPointExtrapolator reco::GsfTransientTrack::theTIPExtrapolator

private

Definition at line 107 of file GsfTransientTrack.h.

Referenced by stateOnSurface().

edm::ESHandle<GlobalTrackingGeometry> reco::GsfTransientTrack::theTrackingGeometry

private

Definition at line 103 of file GsfTransientTrack.h.

Referenced by innermostMeasurementState(), outermostMeasurementState(), setES(), and setTrackingGeometry().

GsfTrackRef reco::GsfTransientTrack::tkr_

private

Definition at line 95 of file GsfTransientTrack.h.

Referenced by persistentTrackRef(), and trackBaseRef().

TrajectoryStateClosestToBeamLine reco::GsfTransientTrack::trajectoryStateClosestToBeamLine

mutableprivate

Definition at line 105 of file GsfTransientTrack.h.

Referenced by stateAtBeamLine().

Private Attributes
bool	blStateAvailable

TSCPBuilderNoMaterial	builder

FreeTrajectoryState	initialFTS

TrajectoryStateClosestToPoint	initialTSCP

bool	initialTSCPAvailable

TrajectoryStateOnSurface	initialTSOS

bool	initialTSOSAvailable

reco::BeamSpot	theBeamSpot

const MagneticField *	theField

TransverseImpactPointExtrapolator	theTIPExtrapolator

edm::ESHandle < GlobalTrackingGeometry >	theTrackingGeometry

GsfTrackRef	tkr_

TrajectoryStateClosestToBeamLine	trajectoryStateClosestToBeamLine

Public Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation