#include <TrackFwd.h>

Inherited by o2::dataformats::GlobalFwdTrack, and o2::mft::TrackMFT.

Public Member Functions
	TrackParCovFwd ()=default

	~TrackParCovFwd ()=default

TrackParCovFwd &	operator= (const TrackParCovFwd &tpf)=default

	TrackParCovFwd (const Double_t z, const SMatrix5 &parameters, const SMatrix55Sym &covariances, const Double_t chi2)

const SMatrix55Sym &	getCovariances () const

void	setCovariances (const SMatrix55Sym &covariances)

void	deleteCovariances ()

Double_t	getSigma2X () const

Double_t	getSigma2Y () const

Double_t	getSigmaXY () const

Double_t	getSigma2Phi () const

Double_t	getSigma2Tanl () const

Double_t	getSigma2InvQPt () const

void	propagateToZlinear (double zEnd)

void	propagateToZquadratic (double zEnd, double zField)

void	propagateToZhelix (double zEnd, double zField)

void	propagateToZ (double zEnd, double zField)

void	propagateToDCAhelix (double zField, const std::array< double, 3 > &p, std::array< double, 3 > &dca)

void	addMCSEffect (double x2X0)

bool	update (const std::array< float, 2 > &p, const std::array< float, 2 > &cov)

bool	propagateToVtxhelixWithMCS (double z, const std::array< float, 2 > &p, const std::array< float, 2 > &cov, double field, double x_over_X0)

bool	propagateToVtxlinearWithMCS (double z, const std::array< float, 2 > &p, const std::array< float, 2 > &cov, double x_over_X0)

bool	getCovXYZPxPyPzGlo (std::array< float, 21 > &cv) const

	TrackParFwd ()=default

	TrackParFwd (const TrackParFwd &tp)=default

	TrackParFwd (TrackParFwd &&)=delete

Public Member Functions inherited from o2::track::TrackParFwd
	TrackParFwd ()=default

	~TrackParFwd ()=default

	TrackParFwd (const TrackParFwd &tp)=default

TrackParFwd &	operator= (const TrackParFwd &tp)=default

	TrackParFwd (TrackParFwd &&)=delete

TrackParFwd &	operator= (TrackParFwd &&)=delete

Double_t	getZ () const
	return Z coordinate (cm)

void	setZ (Double_t z)
	set Z coordinate (cm)

Double_t	getX () const

void	setX (Double_t x)

Double_t	getY () const

void	setY (Double_t y)

void	setPhi (Double_t phi)

Double_t	getPhi () const

Double_t	getSnp () const

Double_t	getCsp2 () const

void	setTanl (Double_t tanl)

Double_t	getTanl () const

Double_t	getTgl () const

void	setInvQPt (Double_t invqpt)

Double_t	getInvQPt () const

Double_t	getPt () const

Double_t	getInvPt () const

Double_t	getPx () const

Double_t	getPy () const

Double_t	getPz () const

Double_t	getP () const

Double_t	getInverseMomentum () const

Double_t	getTheta () const

Double_t	getEta () const

Double_t	getCurvature (double b) const

Double_t	getCharge () const
	return the charge (assumed forward motion)

void	setCharge (Double_t charge)
	set the charge (assumed forward motion)

const SMatrix5 &	getParameters () const
	return track parameters

void	setParameters (const SMatrix5 &parameters)
	set track parameters

void	addParameters (const SMatrix5 &parameters)
	add track parameters

Double_t	getTrackChi2 () const
	return the chi2 of the track when the associated cluster was attached

void	setTrackChi2 (Double_t chi2)
	set the chi2 of the track when the associated cluster was attached

void	propagateParamToZlinear (double zEnd)

void	propagateParamToZquadratic (double zEnd, double zField)

void	propagateParamToZhelix (double zEnd, double zField)

void	getCircleParams (float bz, o2::math_utils::CircleXY< float > &c, float &sna, float &csa) const

Additional Inherited Members
Protected Member Functions inherited from o2::track::TrackParFwd
	ClassDefNV (TrackParFwd, 1)

Protected Attributes inherited from o2::track::TrackParFwd
Double_t	mZ = 0.
	Z coordinate (cm)

SMatrix5	mParameters {}
	Track parameters.

Double_t	mTrackChi2 = 0.
	Chi2 of the track when the associated cluster was attached.

Detailed Description

Definition at line 138 of file TrackFwd.h.

Constructor & Destructor Documentation

◆ TrackParCovFwd() [1/2]

o2::track::TrackParCovFwd::TrackParCovFwd ( )

default

◆ ~TrackParCovFwd()

o2::track::TrackParCovFwd::~TrackParCovFwd ( )

default

◆ TrackParCovFwd() [2/2]

o2::track::TrackParCovFwd::TrackParCovFwd	(	const Double_t	z,
		const SMatrix5 &	parameters,
		const SMatrix55Sym &	covariances,
		const Double_t	chi2
	)

Definition at line 23 of file TrackFwd.cxx.

Member Function Documentation

◆ addMCSEffect()

void o2::track::TrackParCovFwd::addMCSEffect ( double x2X0 )

Add multiple Coulomb scattering effects to the track covariances. Only angular and pt MCS effects are evaluated.

x_over_X0 is the fraction of the radiation lenght (x/X0).
No energy loss correction.

Definition at line 386 of file TrackFwd.cxx.

◆ deleteCovariances()

void o2::track::TrackParCovFwd::deleteCovariances ( )

inline

Definition at line 150 of file TrackFwd.h.

◆ getCovariances()

const SMatrix55Sym & o2::track::TrackParCovFwd::getCovariances ( ) const

inline

Definition at line 148 of file TrackFwd.h.

◆ getCovXYZPxPyPzGlo()

bool o2::track::TrackParCovFwd::getCovXYZPxPyPzGlo ( std::array< float, 21 > & cv ) const

Definition at line 460 of file TrackFwd.cxx.

◆ getSigma2InvQPt()

Double_t o2::track::TrackParCovFwd::getSigma2InvQPt ( ) const

inline

Definition at line 157 of file TrackFwd.h.

◆ getSigma2Phi()

Double_t o2::track::TrackParCovFwd::getSigma2Phi ( ) const

inline

Definition at line 155 of file TrackFwd.h.

◆ getSigma2Tanl()

Double_t o2::track::TrackParCovFwd::getSigma2Tanl ( ) const

inline

Definition at line 156 of file TrackFwd.h.

◆ getSigma2X()

Double_t o2::track::TrackParCovFwd::getSigma2X ( ) const

inline

Definition at line 152 of file TrackFwd.h.

◆ getSigma2Y()

Double_t o2::track::TrackParCovFwd::getSigma2Y ( ) const

inline

Definition at line 153 of file TrackFwd.h.

◆ getSigmaXY()

Double_t o2::track::TrackParCovFwd::getSigmaXY ( ) const

inline

Definition at line 154 of file TrackFwd.h.

◆ operator=()

TrackParCovFwd & o2::track::TrackParCovFwd::operator= ( const TrackParCovFwd & tpf )

default

◆ propagateToDCAhelix()

void o2::track::TrackParCovFwd::propagateToDCAhelix	(	double	zField,
		const std::array< double, 3 > &	p,
		std::array< double, 3 > &	dca
	)

Definition at line 509 of file TrackFwd.cxx.

◆ propagateToVtxhelixWithMCS()

bool o2::track::TrackParCovFwd::propagateToVtxhelixWithMCS	(	double	z,
		const std::array< float, 2 > &	p,
		const std::array< float, 2 > &	cov,
		double	field,
		double	x_over_X0
	)

Definition at line 444 of file TrackFwd.cxx.

◆ propagateToVtxlinearWithMCS()

bool o2::track::TrackParCovFwd::propagateToVtxlinearWithMCS	(	double	z,
		const std::array< float, 2 > &	p,
		const std::array< float, 2 > &	cov,
		double	x_over_X0
	)

Definition at line 452 of file TrackFwd.cxx.

◆ propagateToZ()

void o2::track::TrackParCovFwd::propagateToZ	(	double	zEnd,
		double	zField
	)

Definition at line 246 of file TrackFwd.cxx.

◆ propagateToZhelix()

void o2::track::TrackParCovFwd::propagateToZhelix	(	double	zEnd,
		double	zField
	)

Definition at line 189 of file TrackFwd.cxx.

◆ propagateToZlinear()

void o2::track::TrackParCovFwd::propagateToZlinear ( double zEnd )

Definition at line 52 of file TrackFwd.cxx.

◆ propagateToZquadratic()

void o2::track::TrackParCovFwd::propagateToZquadratic	(	double	zEnd,
		double	zField
	)

Definition at line 108 of file TrackFwd.cxx.

◆ setCovariances()

void o2::track::TrackParCovFwd::setCovariances ( const SMatrix55Sym & covariances )

inline

Definition at line 149 of file TrackFwd.h.

◆ TrackParFwd() [1/3]

o2::track::TrackParFwd::TrackParFwd ( )

default

◆ TrackParFwd() [2/3]

o2::track::TrackParFwd::TrackParFwd ( const TrackParFwd & tp )

default

◆ TrackParFwd() [3/3]

o2::track::TrackParFwd::TrackParFwd ( TrackParFwd && )

delete

◆ update()

bool o2::track::TrackParCovFwd::update	(	const std::array< float, 2 > &	p,
		const std::array< float, 2 > &	cov
	)

Kalman update step: computes new track parameters with a new cluster position and uncertainties The current track is expected to have been propagated to the cluster z position

Definition at line 301 of file TrackFwd.cxx.

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

/home/runner/work/AliceO2/AliceO2/DataFormats/Reconstruction/include/ReconstructionDataFormats/TrackFwd.h
/home/runner/work/AliceO2/AliceO2/DataFormats/Reconstruction/src/TrackFwd.cxx

Public Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ TrackParCovFwd() [1/2]

◆ ~TrackParCovFwd()

◆ TrackParCovFwd() [2/2]

Member Function Documentation

◆ addMCSEffect()

◆ deleteCovariances()

◆ getCovariances()

◆ getCovXYZPxPyPzGlo()

◆ getSigma2InvQPt()

◆ getSigma2Phi()

◆ getSigma2Tanl()

◆ getSigma2X()

◆ getSigma2Y()

◆ getSigmaXY()

◆ operator=()

◆ propagateToDCAhelix()

◆ propagateToVtxhelixWithMCS()

◆ propagateToVtxlinearWithMCS()

◆ propagateToZ()

◆ propagateToZhelix()

◆ propagateToZlinear()

◆ propagateToZquadratic()

◆ setCovariances()

◆ TrackParFwd() [1/3]

◆ TrackParFwd() [2/3]

◆ TrackParFwd() [3/3]

◆ update()