Acts::Vertex Class Reference

Class for storing vertex objects. More...

#include <Acts/Vertexing/Vertex.hpp>

Public Member Functions
	Vertex ()=default
	Default constructor.
	Vertex (const Vector3 &position)
	Construct for vertex at given 3d-position, sets covariance to zero.
	Vertex (const Vector3 &position, const SquareMatrix3 &covariance, std::vector< TrackAtVertex > tracks)
	Vertex constructor.
	Vertex (const Vector4 &position)
	Construct for vertex at given 4d-position, sets covariance to zero.
	Vertex (const Vector4 &position, const SquareMatrix4 &covariance, std::vector< TrackAtVertex > tracks)
	Vertex constructor.
SquareMatrix3	covariance () const
std::pair< double, double >	fitQuality () const
SquareMatrix4 &	fullCovariance ()
const SquareMatrix4 &	fullCovariance () const
Vector4 &	fullPosition ()
const Vector4 &	fullPosition () const
Vector4 &	fullSeedPosition ()
const Vector4 &	fullSeedPosition () const
Vector3	position () const
void	setCovariance (const SquareMatrix3 &covariance)
	Sets 3x3 covariance.
void	setFitQuality (double chiSquared, double numberDoF)
void	setFitQuality (std::pair< double, double > fitQuality)
void	setFullCovariance (const SquareMatrix4 &covariance)
	Sets 4x4 covariance.
void	setFullPosition (const Vector4 &fullPosition)
	Set position and time.
void	setPosition (const Vector3 &position)
	Set position.
void	setTime (double time)
	Sets time.
void	setTracksAtVertex (std::vector< TrackAtVertex > tracks)
double	time () const
const std::vector< TrackAtVertex > &	tracks () const

Detailed Description

Class for storing vertex objects.

Constructor & Destructor Documentation

Vertex() [1/5]

Acts::Vertex::Vertex ( )

default

Default constructor.

Vertex() [2/5]

Acts::Vertex::Vertex ( const Vector3 & position )

explicit

Construct for vertex at given 3d-position, sets covariance to zero.

Parameters

position

Vertex position

Vertex() [3/5]

Acts::Vertex::Vertex ( const Vector4 & position )

explicit

Construct for vertex at given 4d-position, sets covariance to zero.

Parameters

position

Vertex position

Vertex() [4/5]

Acts::Vertex::Vertex	(	const Vector3 &	position,
		const SquareMatrix3 &	covariance,
		std::vector< TrackAtVertex >	tracks )

Vertex constructor.

Parameters

position	Vertex position
covariance	Position covariance matrix
tracks	Vector of tracks associated with the vertex

Vertex() [5/5]

Acts::Vertex::Vertex	(	const Vector4 &	position,
		const SquareMatrix4 &	covariance,
		std::vector< TrackAtVertex >	tracks )

Vertex constructor.

Parameters

position	Full vertex position
covariance	4x4 covariance matrix
tracks	Vector of tracks associated with the vertex

Member Function Documentation

covariance()

SquareMatrix3 Acts::Vertex::covariance

(

)

const

Returns

Returns position covariance

fitQuality()

std::pair< double, double > Acts::Vertex::fitQuality

(

)

const

Returns

Returns pair of (chi2, numberDoF)

fullCovariance() [1/2]

SquareMatrix4 & Acts::Vertex::fullCovariance

(

)

Returns

Returns mutable reference to 4x4 covariance

fullCovariance() [2/2]

const SquareMatrix4 & Acts::Vertex::fullCovariance

(

)

const

Returns

Returns 4x4 covariance

fullPosition() [1/2]

Vector4 & Acts::Vertex::fullPosition

(

)

Returns

Returns mutable reference to 4-position

fullPosition() [2/2]

const Vector4 & Acts::Vertex::fullPosition

(

)

const

Returns

Returns 4-position

fullSeedPosition() [1/2]

Vector4 & Acts::Vertex::fullSeedPosition

(

)

Returns

Returns mutable reference to 4D position of the vertex seed

fullSeedPosition() [2/2]

const Vector4 & Acts::Vertex::fullSeedPosition

(

)

const

Returns

Returns 4D position of the vertex seed

position()

Vector3 Acts::Vertex::position

(

)

const

Returns

Returns 3-position

setCovariance()

void Acts::Vertex::setCovariance

(

const SquareMatrix3 &

covariance

)

Sets 3x3 covariance.

Parameters

covariance

Position covariance matrix

setFitQuality() [1/2]

void Acts::Vertex::setFitQuality	(	double	chiSquared,
		double	numberDoF )

Parameters

chiSquared	Chi2 of fit
numberDoF	Number of degrees of freedom

setFitQuality() [2/2]

void Acts::Vertex::setFitQuality

(

std::pair< double, double >

fitQuality

)

Parameters

fitQuality

pair of (chi2, numberDoF)

setFullCovariance()

void Acts::Vertex::setFullCovariance

(

const SquareMatrix4 &

covariance

)

Sets 4x4 covariance.

Parameters

covariance

The 4x4 covariance matrix

setFullPosition()

void Acts::Vertex::setFullPosition

(

const Vector4 &

fullPosition

)

Set position and time.

Parameters

fullPosition

Vertex position and time

setPosition()

void Acts::Vertex::setPosition

(

const Vector3 &

position

)

Set position.

Parameters

position

Vertex position

setTime()

void Acts::Vertex::setTime

(

double

time

)

Sets time.

Parameters

time

The time

setTracksAtVertex()

void Acts::Vertex::setTracksAtVertex

(

std::vector< TrackAtVertex >

tracks

)

Parameters

tracks

Vector of tracks at vertex

time()

double Acts::Vertex::time

(

)

const

Returns

Returns time

tracks()

const std::vector< TrackAtVertex > & Acts::Vertex::tracks

(

)

const

Returns

Returns vector of tracks associated with the vertex