#include <BmnStsKFTrackFitter.h>

Inheritance diagram for BmnStsKFTrackFitter:

Collaboration diagram for BmnStsKFTrackFitter:

Public Member Functions
	BmnStsKFTrackFitter ()

	~BmnStsKFTrackFitter ()

void	Init ()

Int_t	DoFit (CbmStsTrack *track, Int_t pidHypo=211)

void	ReadMatBudget (TString &matBudgetFileName)

Int_t	Fit (CbmStsTrack *track, Int_t pidHypo=211)

Int_t	FitWithMat (CbmKFTrack &track, Int_t downstream)

void	EvalMaterial (CbmKFTrack &track, int ihit, Int_t downstream, CbmKFMaterial &mat)

void	Extrapolate (CbmStsTrack track, Double_t z, FairTrackParam e_track)

void	Extrapolate (FairTrackParam trackPar, Double_t z, FairTrackParam e_track)

Double_t	GetChiToVertex (CbmStsTrack track, CbmVertex vtx=0)

Double_t	FitToVertex (CbmStsTrack track, CbmVertex vtx, FairTrackParam *v_track)

void	SetKFHits (CbmKFTrack &T, CbmStsTrack *track)

	ClassDef (BmnStsKFTrackFitter, 1)

	BmnStsKFTrackFitter ()

	~BmnStsKFTrackFitter ()

void	Init ()

Int_t	DoFit (CbmStsTrack *track, Int_t pidHypo=211)

void	ReadMatBudget (TString &matBudgetFileName)

Int_t	Fit (CbmStsTrack *track, Int_t pidHypo=211)

Int_t	FitWithMat (CbmKFTrack &track, Int_t downstream)

void	EvalMaterial (CbmKFTrack &track, int ihit, Int_t downstream, CbmKFMaterial &mat)

void	Extrapolate (CbmStsTrack track, Double_t z, FairTrackParam e_track)

void	Extrapolate (FairTrackParam trackPar, Double_t z, FairTrackParam e_track)

Double_t	GetChiToVertex (CbmStsTrack track, CbmVertex vtx=0)

Double_t	FitToVertex (CbmStsTrack track, CbmVertex vtx, FairTrackParam *v_track)

void	SetKFHits (CbmKFTrack &T, CbmStsTrack *track)

	ClassDef (BmnStsKFTrackFitter, 1)

Public Member Functions inherited from CbmStsTrackFitter
	CbmStsTrackFitter ()

virtual	~CbmStsTrackFitter ()

	CbmStsTrackFitter ()

virtual	~CbmStsTrackFitter ()

Detailed Description

Definition at line 25 of file BmnStsKFTrackFitter.h.

Constructor & Destructor Documentation

◆ BmnStsKFTrackFitter() [1/2]

BmnStsKFTrackFitter::BmnStsKFTrackFitter ( )

Default constructor

Definition at line 32 of file BmnStsKFTrackFitter.cxx.

◆ ~BmnStsKFTrackFitter() [1/2]

BmnStsKFTrackFitter::~BmnStsKFTrackFitter ( )

Destructor

Definition at line 40 of file BmnStsKFTrackFitter.cxx.

◆ BmnStsKFTrackFitter() [2/2]

BmnStsKFTrackFitter::BmnStsKFTrackFitter ( )

Default constructor

◆ ~BmnStsKFTrackFitter() [2/2]

BmnStsKFTrackFitter::~BmnStsKFTrackFitter ( )

Destructor

Member Function Documentation

◆ ClassDef() [1/2]

BmnStsKFTrackFitter::ClassDef	(	BmnStsKFTrackFitter	,
		1
	)

◆ ClassDef() [2/2]

BmnStsKFTrackFitter::ClassDef	(	BmnStsKFTrackFitter	,
		1
	)

◆ DoFit() [1/2]

Int_t BmnStsKFTrackFitter::DoFit	(	CbmStsTrack *	track,
		Int_t	pidHypo = `211`
	)

virtual

Fit given track using Kalman Filter algorithm

Implements CbmStsTrackFitter.

Definition at line 114 of file BmnStsKFTrackFitter.cxx.

References CbmKFTrackInterface::Fit(), CbmKFTrack::GetCovMatrix(), CbmStsTrack::GetParamLast(), CbmKFTrack::GetRefChi2(), CbmKFTrack::GetRefNDF(), CbmKFTrack::GetStsTrack(), CbmKFTrack::GetTrack(), CbmKFTrack::GetTrackParam(), i, CbmStsTrack::SetFlag(), SetKFHits(), CbmKFTrack::SetPID(), and CbmStsTrack::SetPidHypo().

◆ DoFit() [2/2]

Int_t BmnStsKFTrackFitter::DoFit	(	CbmStsTrack *	track,
		Int_t	pidHypo = `211`
	)

virtual

Fit given track using Kalman Filter algorithm

Implements CbmStsTrackFitter.

◆ EvalMaterial() [1/2]

void BmnStsKFTrackFitter::EvalMaterial	(	CbmKFTrack &	track,
		int	ihit,
		Int_t	downstream,
		CbmKFMaterial &	mat
	)

Definition at line 391 of file BmnStsKFTrackFitter.cxx.

References CbmKFTube::dz, BmnKFStsHit::FitPoint, CbmKFTrack::GetHit(), CbmKFTrack::GetNOfHits(), BmnKFStsHit::GetX(), BmnKFStsHit::GetY(), BmnKFStsHit::GetZ(), i, CbmKFMaterial::ID, CbmKFMaterial::RadLength, CbmKFUMeasurement::sigma2, BmnKFStsHit::tube, CbmKFMaterial::ZReference, and CbmKFMaterial::ZThickness.

Referenced by FitWithMat().

◆ EvalMaterial() [2/2]

void BmnStsKFTrackFitter::EvalMaterial	(	CbmKFTrack &	track,
		int	ihit,
		Int_t	downstream,
		CbmKFMaterial &	mat
	)

◆ Extrapolate() [1/4]

void BmnStsKFTrackFitter::Extrapolate	(	CbmStsTrack *	track,
		Double_t	z,
		FairTrackParam *	e_track
	)

virtual

Extrapolate track to any Z position

Parameters

track	already fitted STS track
z	new z-position
e_track	(return value) extrapolated track parameters

Implements CbmStsTrackFitter.

Definition at line 480 of file BmnStsKFTrackFitter.cxx.

References CbmKFTrackInterface::Extrapolate(), CbmStsTrack::GetParamFirst(), CbmStsTrack::GetParamLast(), CbmStsTrack::GetPidHypo(), CbmKFTrack::GetTrackParam(), CbmKFTrackInterface::Propagate(), SetKFHits(), CbmKFTrack::SetPID(), CbmKFTrack::SetTrackParam(), and CbmKFTrackInterface::Smooth().

◆ Extrapolate() [2/4]

void BmnStsKFTrackFitter::Extrapolate	(	CbmStsTrack *	track,
		Double_t	z,
		FairTrackParam *	e_track
	)

virtual

Extrapolate track to any Z position

Parameters

track	already fitted STS track
z	new z-position
e_track	(return value) extrapolated track parameters

Implements CbmStsTrackFitter.

◆ Extrapolate() [3/4]

void BmnStsKFTrackFitter::Extrapolate	(	FairTrackParam *	trackPar,
		Double_t	z,
		FairTrackParam *	e_track
	)

Extrapolate track param. to any Z position

Parameters

track	already fitted STS track
z	new z-position
e_track	(return value) extrapolated track parameters

Definition at line 466 of file BmnStsKFTrackFitter.cxx.

References CbmKFTrackInterface::Extrapolate(), CbmKFTrack::GetTrackParam(), and CbmKFTrack::SetTrackParam().

◆ Extrapolate() [4/4]

void BmnStsKFTrackFitter::Extrapolate	(	FairTrackParam *	trackPar,
		Double_t	z,
		FairTrackParam *	e_track
	)

Extrapolate track param. to any Z position

Parameters

track	already fitted STS track
z	new z-position
e_track	(return value) extrapolated track parameters

◆ Fit() [1/2]

Int_t BmnStsKFTrackFitter::Fit	(	CbmStsTrack *	track,
		Int_t	pidHypo = `211`
	)

Definition at line 194 of file BmnStsKFTrackFitter.cxx.

References FitWithMat(), CbmKFTrack::GetCovMatrix(), CbmStsTrack::GetParamLast(), CbmKFTrack::GetRefChi2(), CbmKFTrack::GetRefNDF(), CbmKFTrack::GetStsTrack(), CbmKFTrack::GetTrack(), CbmKFTrack::GetTrackParam(), i, CbmStsTrack::SetFlag(), SetKFHits(), CbmKFTrack::SetPID(), and CbmStsTrack::SetPidHypo().

◆ Fit() [2/2]

Int_t BmnStsKFTrackFitter::Fit	(	CbmStsTrack *	track,
		Int_t	pidHypo = `211`
	)

◆ FitToVertex() [1/2]

Double_t BmnStsKFTrackFitter::FitToVertex	(	CbmStsTrack *	track,
		CbmVertex *	vtx,
		FairTrackParam *	v_track
	)

Fit track to a vertex

Parameters

track	already fitted STS track
vtx	vertex
v_track	(return value) fitted track parameters
retrun	sqrt(Chi^2/NDF)

Definition at line 536 of file BmnStsKFTrackFitter.cxx.

References CbmKFTrackInterface::Fit2Vertex(), CbmKFTrack::GetRefChi2(), CbmKFTrack::GetRefNDF(), CbmKFTrack::GetTrackParam(), and sqrt().

◆ FitToVertex() [2/2]

Double_t BmnStsKFTrackFitter::FitToVertex	(	CbmStsTrack *	track,
		CbmVertex *	vtx,
		FairTrackParam *	v_track
	)

Fit track to a vertex

Parameters

track	already fitted STS track
vtx	vertex
v_track	(return value) fitted track parameters
retrun	sqrt(Chi^2/NDF)

◆ FitWithMat() [1/2]

Int_t BmnStsKFTrackFitter::FitWithMat	(	CbmKFTrack &	track,
		Int_t	downstream
	)

Definition at line 245 of file BmnStsKFTrackFitter.cxx.

References EvalMaterial(), CbmKFHit::Filter(), CbmKFTrack::GetCovMatrix(), CbmKFTrack::GetHit(), CbmKF::GetMethod(), CbmKFTrack::GetNOfHits(), CbmKFTrack::GetRefChi2(), CbmKFTrack::GetRefNDF(), CbmKFTrack::GetTrack(), i, CbmKF::Instance(), CbmKFHit::MaterialIndex, CbmKFMaterial::Pass(), and CbmKF::vMaterial.

Referenced by Fit().

◆ FitWithMat() [2/2]

Int_t BmnStsKFTrackFitter::FitWithMat	(	CbmKFTrack &	track,
		Int_t	downstream
	)

◆ GetChiToVertex() [1/2]

Double_t BmnStsKFTrackFitter::GetChiToVertex	(	CbmStsTrack *	track,
		CbmVertex *	vtx = `0`
	)

Get normalized (in sigma's) impact parameter form vertex vtx if no vtx given, return deviation from primary vertex

Definition at line 512 of file BmnStsKFTrackFitter.cxx.

References CbmVertex::CovMatrix(), CbmKFTrackInterface::Extrapolate(), CbmKFTrack::GetCovMatrix(), CbmKFMath::getDeviation(), CbmKFTrack::GetTrack(), CbmVertex::GetX(), CbmVertex::GetY(), CbmVertex::GetZ(), and CbmKFTrack::SetStsTrack().

◆ GetChiToVertex() [2/2]

Double_t BmnStsKFTrackFitter::GetChiToVertex	(	CbmStsTrack *	track,
		CbmVertex *	vtx = `0`
	)

Get normalized (in sigma's) impact parameter form vertex vtx if no vtx given, return deviation from primary vertex

◆ Init() [1/2]

void BmnStsKFTrackFitter::Init ( )

virtual

Initialisation

Reimplemented from CbmStsTrackFitter.

Definition at line 52 of file BmnStsKFTrackFitter.cxx.

Referenced by BmnStsVectorFinder::Init(), BmnStsVectorFinderV9::Init(), and SetKFHits().

◆ Init() [2/2]

void BmnStsKFTrackFitter::Init ( )

virtual

Initialisation

Reimplemented from CbmStsTrackFitter.

◆ ReadMatBudget() [1/2]

void BmnStsKFTrackFitter::ReadMatBudget ( TString & matBudgetFileName )

Definition at line 159 of file BmnStsKFTrackFitter.cxx.

Referenced by BmnStsVectorFinder::Init(), and BmnStsVectorFinderV9::Init().

◆ ReadMatBudget() [2/2]

void BmnStsKFTrackFitter::ReadMatBudget ( TString & matBudgetFileName )

◆ SetKFHits() [1/2]

void BmnStsKFTrackFitter::SetKFHits	(	CbmKFTrack &	T,
		CbmStsTrack *	track
	)

Definition at line 83 of file BmnStsKFTrackFitter.cxx.

References CbmKFTrack::fHits, CbmStsTrack::GetMvdHitIndex(), CbmStsTrack::GetNMvdHits(), CbmStsTrack::GetNStsHits(), CbmStsTrack::GetStsHitIndex(), i, and Init().

Referenced by DoFit(), Extrapolate(), and Fit().

◆ SetKFHits() [2/2]

void BmnStsKFTrackFitter::SetKFHits	(	CbmKFTrack &	T,
		CbmStsTrack *	track
	)

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

install/include/BmnStsKFTrackFitter.h
reconstruction/KF/Interface/BmnStsKFTrackFitter.h
reconstruction/KF/Interface/BmnStsKFTrackFitter.cxx

Public Member Functions

Detailed Description

Constructor & Destructor Documentation

◆ BmnStsKFTrackFitter() [1/2]

◆ ~BmnStsKFTrackFitter() [1/2]

◆ BmnStsKFTrackFitter() [2/2]

◆ ~BmnStsKFTrackFitter() [2/2]

Member Function Documentation

◆ ClassDef() [1/2]

◆ ClassDef() [2/2]

◆ DoFit() [1/2]

◆ DoFit() [2/2]

◆ EvalMaterial() [1/2]

◆ EvalMaterial() [2/2]

◆ Extrapolate() [1/4]

◆ Extrapolate() [2/4]

◆ Extrapolate() [3/4]

◆ Extrapolate() [4/4]

◆ Fit() [1/2]

◆ Fit() [2/2]

◆ FitToVertex() [1/2]

◆ FitToVertex() [2/2]

◆ FitWithMat() [1/2]

◆ FitWithMat() [2/2]

◆ GetChiToVertex() [1/2]

◆ GetChiToVertex() [2/2]

◆ Init() [1/2]

◆ Init() [2/2]

◆ ReadMatBudget() [1/2]

◆ ReadMatBudget() [2/2]

◆ SetKFHits() [1/2]

◆ SetKFHits() [2/2]