vertex_lcfi::Track Class Reference

Unique Track representation. More...

#include <track.h>

Public Member Functions
	Track ()
	Default Constuctor.
	Track (Event *Event, const HelixRep &HelixRep, const Vector3 &Momentum, const double &Charge, const SymMatrix5x5 &Cov, std::vector< int > hits, void *TrackNum=0)
	Full Constructor. More...
Event *	event () const
	Event that this track belongs to. More...
TrackState *	makeState () const
	Create a TrackState of this track. More...
const HelixRep &	helixRep () const
	Helix represenation of this track. More...
HelixRep &	helixRep ()
double	charge () const
	Track charge. More...
const Vector3 &	momentum () const
	Track perigee momentum. More...
const SymMatrix5x5 &	covarianceMatrix () const
	Covariance Matrix. More...
double	significance (Projection Proj) const
	Significance of the track. More...
double	signedSignificance (Projection Proj, Jet *MyJet) const
	Signed significance of the track. More...
const std::vector< int > &	hitsInSubDetectors () const
	Number of hits in each sub detector. More...
void *	trackingNum () const
	Tracking Number. More...
	Track ()
	Default Constuctor.
	Track (Event *Event, const HelixRep &HelixRep, const Vector3 &Momentum, const double &Charge, const SymMatrix5x5 &Cov, std::vector< int > hits, void *TrackNum=0)
	Full Constructor. More...
Event *	event () const
	Event that this track belongs to. More...
TrackState *	makeState () const
	Create a TrackState of this track. More...
const HelixRep &	helixRep () const
	Helix represenation of this track. More...
HelixRep &	helixRep ()
double	charge () const
	Track charge. More...
const Vector3 &	momentum () const
	Track perigee momentum. More...
const SymMatrix5x5 &	covarianceMatrix () const
	Covariance Matrix. More...
double	significance (Projection Proj) const
	Significance of the track. More...
double	signedSignificance (Projection Proj, Jet *MyJet) const
	Signed significance of the track. More...
const std::vector< int > &	hitsInSubDetectors () const
	Number of hits in each sub detector. More...
void *	trackingNum () const
	Tracking Number. More...

Detailed Description

Unique Track representation.

Author

Ben Jeffery (b.jef.nosp@m.fery.nosp@m.1@phy.nosp@m.sics.nosp@m..ox.a.nosp@m.c.uk)

Version

0.2

Date

20/09/05

Definition at line 26 of file include/vertex_lcfi/inc/track.h.

Constructor & Destructor Documentation

vertex_lcfi::Track::Track	(	Event *	Event,
		const HelixRep &	HelixRep,
		const Vector3 &	Momentum,
		const double &	Charge,
		const SymMatrix5x5 &	Cov,
		std::vector< int >	hits,
		void *	TrackNum = 0
	)

Full Constructor.

Parameters

Event	Pointer to the Event the track belongs to
HelixRep	Helix representation of the track
Charge	Charge of the track
Cov	Covariance Matrix of the track
TrackNum	Tracking number (default=0)

Definition at line 17 of file track.cpp.

vertex_lcfi::Track::Track	(	Event *	Event,
		const HelixRep &	HelixRep,
		const Vector3 &	Momentum,
		const double &	Charge,
		const SymMatrix5x5 &	Cov,
		std::vector< int >	hits,
		void *	TrackNum = 0
	)

Full Constructor.

Parameters

Event	Pointer to the Event the track belongs to
HelixRep	Helix representation of the track
Charge	Charge of the track
Cov	Covariance Matrix of the track
TrackNum	Tracking number (default=0)

Member Function Documentation

double vertex_lcfi::Track::charge

(

)

const

Track charge.

Returns

Charge of the Track

Definition at line 44 of file track.cpp.

Referenced by vertex_lcfi::TrackState::resetToRef().

double vertex_lcfi::Track::charge

(

)

const

Track charge.

Returns

Charge of the Track

const SymMatrix5x5& vertex_lcfi::Track::covarianceMatrix

(

)

const

Covariance Matrix.

Returns

SymMatrix5x5 of track parameters covariance

const SymMatrix5x5 & vertex_lcfi::Track::covarianceMatrix

(

)

const

Covariance Matrix.

Returns

SymMatrix5x5 of track parameters covariance

Definition at line 54 of file track.cpp.

Referenced by vertex_lcfi::TrackState::resetToRef(), and significance().

Event * vertex_lcfi::Track::event

(

)

const

Event that this track belongs to.

Returns

A pointer to this tracks event

Definition at line 22 of file track.cpp.

Referenced by signedSignificance(), and significance().

Event* vertex_lcfi::Track::event

(

)

const

Event that this track belongs to.

Returns

A pointer to this tracks event

const HelixRep & vertex_lcfi::Track::helixRep

(

)

const

Helix represenation of this track.

Returns

The helix representation of this track

Definition at line 35 of file track.cpp.

Referenced by vertex_lcfi::TrackState::resetToRef(), signedSignificance(), and vertex_lcfi::ZVTOP::GaussTube::valueAt().

const HelixRep& vertex_lcfi::Track::helixRep

(

)

const

Helix represenation of this track.

Returns

The helix representation of this track

const std::vector<int>& vertex_lcfi::Track::hitsInSubDetectors ( ) const

inline

Number of hits in each sub detector.

Returns

vector of ints

Definition at line 99 of file vertex_lcfi/inc/track.h.

const std::vector<int>& vertex_lcfi::Track::hitsInSubDetectors ( ) const

inline

Number of hits in each sub detector.

Returns

vector of ints

Definition at line 99 of file include/vertex_lcfi/inc/track.h.

TrackState * vertex_lcfi::Track::makeState

(

)

const

Create a TrackState of this track.

The memory is allocated using the memory manager event lifetime, so don't delete this pointer!

Returns

A pointer to a new trackstate of this track

Definition at line 27 of file track.cpp.

References vertex_lcfi::MemoryManager< T >::Event().

Referenced by vertex_lcfi::TrackAttach::calculateFor(), signedSignificance(), and significance().

TrackState* vertex_lcfi::Track::makeState

(

)

const

Create a TrackState of this track.

The memory is allocated using the memory manager event lifetime, so don't delete this pointer!

Returns

A pointer to a new trackstate of this track

const Vector3 & vertex_lcfi::Track::momentum

(

)

const

Track perigee momentum.

Returns

Vector3 of the tracks momentum

Definition at line 49 of file track.cpp.

const Vector3& vertex_lcfi::Track::momentum

(

)

const

Track perigee momentum.

Returns

Vector3 of the tracks momentum

double vertex_lcfi::Track::signedSignificance	(	Projection	Proj,
		Jet *	MyJet
	)		const

Signed significance of the track.

Parameters

Proj	Projection to take the significance in
Jet	Jet from which to take the momentum to seed the significance

Returns

double of the significance of the track

Definition at line 119 of file track.cpp.

References event(), helixRep(), vertex_lcfi::Event::interactionPoint(), makeState(), vertex_lcfi::Jet::momentum(), vertex_lcfi::TrackState::position(), significance(), and vertex_lcfi::TrackState::swimToStateNearestXY().

double vertex_lcfi::Track::signedSignificance	(	Projection	Proj,
		Jet *	MyJet
	)		const

Signed significance of the track.

Parameters

Proj	Projection to take the significance in
Jet	Jet from which to take the momentum to seed the significance

Returns

double of the significance of the track

double vertex_lcfi::Track::significance

(

Projection

Proj

)

const

Significance of the track.

Parameters

Proj	Projection to take the significance in

Returns

double of the significance of the track

Definition at line 59 of file track.cpp.

References covarianceMatrix(), event(), vertex_lcfi::Event::interactionPoint(), vertex_lcfi::Event::interactionPointError(), makeState(), vertex_lcfi::TrackState::position(), vertex_lcfi::TrackState::swimToStateNearest(), and vertex_lcfi::TrackState::swimToStateNearestXY().

Referenced by signedSignificance().

double vertex_lcfi::Track::significance

(

Projection

Proj

)

const

Significance of the track.

Parameters

Proj	Projection to take the significance in

Returns

double of the significance of the track

void * vertex_lcfi::Track::trackingNum

(

)

const

Tracking Number.

Returns

racking number implemented as pointer to void

Definition at line 164 of file track.cpp.

void* vertex_lcfi::Track::trackingNum

(

)

const

Tracking Number.

Returns

racking number implemented as pointer to void

---

The documentation for this class was generated from the following files:

• include/vertex_lcfi/inc/track.h
• track.cpp