#include <BmnStsKFTrackFitter.h>

Inheritance diagram for BmnStsKFTrackFitter:

Collaboration diagram for BmnStsKFTrackFitter:

Public Member Functions
	BmnStsKFTrackFitter ()
	Default constructor.
	~BmnStsKFTrackFitter ()
	Destructor.
void	Init ()
	Initialisation.
Int_t	DoFit (CbmStsTrack *track, Int_t pidHypo=211)
	Fit given track using Kalman Filter algorithm.
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)
	Extrapolate track to any Z position.
void	Extrapolate (FairTrackParam trackPar, Double_t z, FairTrackParam e_track)
	Extrapolate track param.
Double_t	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.
Double_t	FitToVertex (CbmStsTrack track, CbmVertex vtx, FairTrackParam *v_track)
	Fit track to a vertex.
void	SetKFHits (CbmKFTrack &T, CbmStsTrack *track)
	BmnStsKFTrackFitter ()
	Default constructor.
	~BmnStsKFTrackFitter ()
	Destructor.
void	Init ()
	Initialisation.
Int_t	DoFit (CbmStsTrack *track, Int_t pidHypo=211)
	Fit given track using Kalman Filter algorithm.
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)
	Extrapolate track to any Z position.
void	Extrapolate (FairTrackParam trackPar, Double_t z, FairTrackParam e_track)
	Extrapolate track param.
Double_t	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.
Double_t	FitToVertex (CbmStsTrack track, CbmVertex vtx, FairTrackParam *v_track)
	Fit track to a vertex.
void	SetKFHits (CbmKFTrack &T, CbmStsTrack *track)
Public Member Functions inherited from CbmStsTrackFitter
	CbmStsTrackFitter ()
	Default constructor.
virtual	~CbmStsTrackFitter ()
	Destructor.
	CbmStsTrackFitter ()
	Default constructor.
virtual	~CbmStsTrackFitter ()
	Destructor.
Public Member Functions inherited from TObject
	TObject ()
	TObject (const TObject &object)
virtual	~TObject ()
void	AbstractMethod (const char *method) const
virtual void	AppendPad (Option_t *option="")
virtual void	Browse (TBrowser *b)
ULong_t	CheckedHash ()
virtual const char *	ClassName () const
virtual void	Clear (Option_t *="")
virtual TObject *	Clone (const char *newname="") const
virtual Int_t	Compare (const TObject *obj) const
virtual void	Copy (TObject &object) const
virtual void	Delete (Option_t *option="")
virtual Int_t	DistancetoPrimitive (Int_t px, Int_t py)
virtual void	Draw (Option_t *option="")
virtual void	DrawClass () const
virtual TObject *	DrawClone (Option_t *option="") const
virtual void	Dump () const
virtual void	Error (const char method, const char msgfmt,...) const
virtual void	Execute (const char method, const char params, Int_t *error=nullptr)
virtual void	Execute (TMethod method, TObjArray params, Int_t *error=nullptr)
virtual void	ExecuteEvent (Int_t event, Int_t px, Int_t py)
virtual void	Fatal (const char method, const char msgfmt,...) const
virtual TObject *	FindObject (const char *name) const
virtual TObject *	FindObject (const TObject *obj) const
virtual Option_t *	GetDrawOption () const
virtual const char *	GetIconName () const
virtual const char *	GetName () const
virtual char *	GetObjectInfo (Int_t px, Int_t py) const
virtual Option_t *	GetOption () const
virtual const char *	GetTitle () const
virtual UInt_t	GetUniqueID () const
virtual Bool_t	HandleTimer (TTimer *timer)
virtual ULong_t	Hash () const
Bool_t	HasInconsistentHash () const
virtual void	Info (const char method, const char msgfmt,...) const
virtual Bool_t	InheritsFrom (const char *classname) const
virtual Bool_t	InheritsFrom (const TClass *cl) const
virtual void	Inspect () const
void	InvertBit (UInt_t f)
virtual TClass *	IsA () const
Bool_t	IsDestructed () const
virtual Bool_t	IsEqual (const TObject *obj) const
virtual Bool_t	IsFolder () const
R__ALWAYS_INLINE Bool_t	IsOnHeap () const
virtual Bool_t	IsSortable () const
R__ALWAYS_INLINE Bool_t	IsZombie () const
virtual void	ls (Option_t *option="") const
void	MayNotUse (const char *method) const
virtual Bool_t	Notify ()
void	Obsolete (const char method, const char asOfVers, const char *removedFromVers) const
void	operator delete (void *ptr)
void	operator delete (void ptr, void vp)
void	operator delete[] (void *ptr)
void	operator delete[] (void ptr, void vp)
void *	operator new (size_t sz)
void *	operator new (size_t sz, void *vp)
void *	operator new[] (size_t sz)
void *	operator new[] (size_t sz, void *vp)
TObject &	operator= (const TObject &rhs)
virtual void	Paint (Option_t *option="")
virtual void	Pop ()
virtual void	Print (Option_t *option="") const
virtual Int_t	Read (const char *name)
virtual void	RecursiveRemove (TObject *obj)
void	ResetBit (UInt_t f)
virtual void	SaveAs (const char filename="", Option_t option="") const
virtual void	SavePrimitive (std::ostream &out, Option_t *option="")
void	SetBit (UInt_t f)
void	SetBit (UInt_t f, Bool_t set)
virtual void	SetDrawOption (Option_t *option="")
virtual void	SetUniqueID (UInt_t uid)
virtual void	Streamer (TBuffer &)
void	StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)
virtual void	SysError (const char method, const char msgfmt,...) const
R__ALWAYS_INLINE Bool_t	TestBit (UInt_t f) const
Int_t	TestBits (UInt_t f) const
virtual void	UseCurrentStyle ()
virtual void	Warning (const char method, const char msgfmt,...) const
virtual Int_t	Write (const char *name=nullptr, Int_t option=0, Int_t bufsize=0)
virtual Int_t	Write (const char *name=nullptr, Int_t option=0, Int_t bufsize=0) const

Private Member Functions
Bool_t	CheckTrack (CbmKFTrack &T)
	BmnStsKFTrackFitter (const BmnStsKFTrackFitter &)
void	operator= (const BmnStsKFTrackFitter &)
Bool_t	CheckTrack (CbmKFTrack &T)
	BmnStsKFTrackFitter (const BmnStsKFTrackFitter &)
void	operator= (const BmnStsKFTrackFitter &)

Private Attributes
std::vector< BmnKFStsHit >	fHits
TClonesArray *	fMvdHitsArray
TClonesArray *	fStsHitsArray
Bool_t	fIsInitialised
std::map< Double_t, TProfile2D * >	fMatHistos
TFile *	fMatBudgetFile

Additional Inherited Members
Public Types inherited from TObject
enum	EDeprecatedStatusBits
enum	EStatusBits
Static Public Member Functions inherited from TObject
static TClass *	Class ()
static const char *	Class_Name ()
static constexpr Version_t	Class_Version ()
static const char *	DeclFileName ()
static Longptr_t	GetDtorOnly ()
static Bool_t	GetObjectStat ()
static void	SetDtorOnly (void *obj)
static void	SetObjectStat (Bool_t stat)
Public Attributes inherited from TObject
	kIsOnHeap
	kNotDeleted
	kZombie
	kInconsistent
	kBitMask
	kSingleKey
	kOverwrite
	kWriteDelete
	kObjInCanvas
	kCanDelete
	kMustCleanup
	kIsReferenced
	kHasUUID
	kCannotPick
	kNoContextMenu
	kInvalidObject
Protected Member Functions inherited from TObject
virtual void	DoError (int level, const char location, const char fmt, va_list va) const
void	MakeZombie ()
Static Protected Member Functions inherited from TObject
static void	SavePrimitiveConstructor (std::ostream &out, TClass cl, const char variable_name, const char *constructor_agrs="", Bool_t empty_line=kTRUE)
static void	SavePrimitiveDraw (std::ostream &out, const char variable_name, Option_t option=nullptr)
static TString	SavePrimitiveVector (std::ostream &out, const char prefix, Int_t len, Double_t arr, Bool_t empty_line=kFALSE)
Protected Attributes inherited from TObject
	kOnlyPrepStep

Detailed Description

Definition at line 25 of file BmnStsKFTrackFitter.h.

Constructor & Destructor Documentation

◆ BmnStsKFTrackFitter() [1/4]

BmnStsKFTrackFitter::BmnStsKFTrackFitter ( )

Definition at line 32 of file BmnStsKFTrackFitter.cxx.

References fHits, fIsInitialised, fMatBudgetFile, fMvdHitsArray, and fStsHitsArray.

Referenced by BmnStsKFTrackFitter(), CheckTrack(), and operator=().

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◆ ~BmnStsKFTrackFitter() [1/2]

BmnStsKFTrackFitter::~BmnStsKFTrackFitter ( )

Definition at line 40 of file BmnStsKFTrackFitter.cxx.

◆ BmnStsKFTrackFitter() [2/4]

BmnStsKFTrackFitter::BmnStsKFTrackFitter ( const BmnStsKFTrackFitter & )

private

References BmnStsKFTrackFitter().

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◆ BmnStsKFTrackFitter() [3/4]

BmnStsKFTrackFitter::BmnStsKFTrackFitter ( )

◆ ~BmnStsKFTrackFitter() [2/2]

BmnStsKFTrackFitter::~BmnStsKFTrackFitter ( )

◆ BmnStsKFTrackFitter() [4/4]

BmnStsKFTrackFitter::BmnStsKFTrackFitter ( const BmnStsKFTrackFitter & )

private

References BmnStsKFTrackFitter().

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Member Function Documentation

◆ CheckTrack() [1/2]

Bool_t BmnStsKFTrackFitter::CheckTrack ( CbmKFTrack & T )

private

Definition at line 556 of file BmnStsKFTrackFitter.cxx.

References TMath::Abs(), i, and TMath::Sqrt().

Referenced by DoFit(), and Fit().

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◆ CheckTrack() [2/2]

Bool_t BmnStsKFTrackFitter::CheckTrack ( CbmKFTrack & T )

private

References BmnStsKFTrackFitter(), fHits, fIsInitialised, fMatBudgetFile, fMatHistos, fMvdHitsArray, fStsHitsArray, and TObject::TClonesArray.

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◆ DoFit() [1/2]

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

virtual

Implements CbmStsTrackFitter.

Definition at line 114 of file BmnStsKFTrackFitter.cxx.

References CheckTrack(), CbmStsTrack::GetParamLast(), i, CbmStsTrack::SetFlag(), SetKFHits(), CbmKFTrack::SetPID(), and CbmStsTrack::SetPidHypo().

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◆ DoFit() [2/2]

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

virtual

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 TMath::Abs(), CbmKFTube::dz, TAxis::FindBin(), BmnKFStsHit::FitPoint, fMatHistos, TAxis::GetBinCenter(), TProfile2D::GetBinContent(), CbmKFTrack::GetHit(), CbmKFTrack::GetNOfHits(), BmnKFStsHit::GetX(), TH1::GetXaxis(), BmnKFStsHit::GetY(), TH1::GetYaxis(), BmnKFStsHit::GetZ(), i, CbmKFMaterial::ID, CbmKFMaterial::RadLength, CbmKFUMeasurement::sigma2, TMath::Sign(), BmnKFStsHit::tube, CbmKFMaterial::ZReference, and CbmKFMaterial::ZThickness.

Referenced by FitWithMat().

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◆ 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

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 CbmStsTrack::GetParamFirst(), CbmStsTrack::GetParamLast(), CbmStsTrack::GetPidHypo(), GetZ(), SetKFHits(), CbmKFTrack::SetPID(), and z.

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◆ Extrapolate() [2/4]

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

virtual

Parameters

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

Implements CbmStsTrackFitter.

References z.

◆ Extrapolate() [3/4]

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

to any Z position

Parameters

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

Definition at line 466 of file BmnStsKFTrackFitter.cxx.

References CbmKFTrack::SetTrackParam(), and z.

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◆ Extrapolate() [4/4]

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

to any Z position

Parameters

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

References z.

◆ Fit() [1/2]

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

Definition at line 194 of file BmnStsKFTrackFitter.cxx.

References CheckTrack(), FitWithMat(), CbmStsTrack::GetParamLast(), i, CbmStsTrack::SetFlag(), SetKFHits(), CbmKFTrack::SetPID(), and CbmStsTrack::SetPidHypo().

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◆ 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 )

Parameters

track	already fitted STS track
vtx	vertex
v_track	(return value) fitted track parameters

Returns: sqrt(Chi^2/NDF)

Definition at line 536 of file BmnStsKFTrackFitter.cxx.

◆ FitToVertex() [2/2]

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

Parameters

track	already fitted STS track
vtx	vertex
v_track	(return value) fitted track parameters

Returns: 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(), fMatHistos, 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().

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◆ FitWithMat() [2/2]

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

◆ GetChiToVertex() [1/2]

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

Definition at line 512 of file BmnStsKFTrackFitter.cxx.

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

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◆ GetChiToVertex() [2/2]

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

◆ Init() [1/2]

void BmnStsKFTrackFitter::Init ( )

virtual

Reimplemented from CbmStsTrackFitter.

Definition at line 52 of file BmnStsKFTrackFitter.cxx.

References fIsInitialised, fMvdHitsArray, fStsHitsArray, and TObject::TClonesArray.

Referenced by SetKFHits().

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◆ Init() [2/2]

void BmnStsKFTrackFitter::Init ( )

virtual

Reimplemented from CbmStsTrackFitter.

◆ operator=() [1/2]

void BmnStsKFTrackFitter::operator= ( const BmnStsKFTrackFitter & )

private

References BmnStsKFTrackFitter().

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◆ operator=() [2/2]

void BmnStsKFTrackFitter::operator= ( const BmnStsKFTrackFitter & )

private

References BmnStsKFTrackFitter().

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◆ ReadMatBudget() [1/2]

void BmnStsKFTrackFitter::ReadMatBudget ( TString & matBudgetFileName )

Definition at line 159 of file BmnStsKFTrackFitter.cxx.

References TObject::TObject(), TString::Atof(), TString::Contains(), fMatBudgetFile, fMatHistos, TNamed::GetTitle(), TString::Last(), TString::Length(), and TFile::Open().

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◆ 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 fHits, fIsInitialised, fMvdHitsArray, fStsHitsArray, CbmStsTrack::GetMvdHitIndex(), CbmStsTrack::GetNMvdHits(), CbmStsTrack::GetNStsHits(), CbmStsTrack::GetStsHitIndex(), i, and Init().

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

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◆ SetKFHits() [2/2]

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

Member Data Documentation

◆ fHits

std::vector< BmnKFStsHit > BmnStsKFTrackFitter::fHits

private

Definition at line 91 of file BmnStsKFTrackFitter.h.

Referenced by BmnStsKFTrackFitter(), CheckTrack(), and SetKFHits().

◆ fIsInitialised

Bool_t BmnStsKFTrackFitter::fIsInitialised

private

Definition at line 96 of file BmnStsKFTrackFitter.h.

Referenced by BmnStsKFTrackFitter(), CheckTrack(), Init(), and SetKFHits().

◆ fMatBudgetFile

TFile * BmnStsKFTrackFitter::fMatBudgetFile

private

Definition at line 100 of file BmnStsKFTrackFitter.h.

Referenced by BmnStsKFTrackFitter(), CheckTrack(), and ReadMatBudget().

◆ fMatHistos

std::map< Double_t, TProfile2D * > BmnStsKFTrackFitter::fMatHistos

private

Definition at line 98 of file BmnStsKFTrackFitter.h.

Referenced by CheckTrack(), EvalMaterial(), FitWithMat(), and ReadMatBudget().

◆ fMvdHitsArray

TClonesArray * BmnStsKFTrackFitter::fMvdHitsArray

private

Definition at line 93 of file BmnStsKFTrackFitter.h.

Referenced by BmnStsKFTrackFitter(), CheckTrack(), Init(), and SetKFHits().

◆ fStsHitsArray

TClonesArray * BmnStsKFTrackFitter::fStsHitsArray

private

Definition at line 94 of file BmnStsKFTrackFitter.h.

Referenced by BmnStsKFTrackFitter(), CheckTrack(), Init(), and SetKFHits().

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

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ BmnStsKFTrackFitter() [1/4]

◆ ~BmnStsKFTrackFitter() [1/2]

◆ BmnStsKFTrackFitter() [2/4]

◆ BmnStsKFTrackFitter() [3/4]

◆ ~BmnStsKFTrackFitter() [2/2]

◆ BmnStsKFTrackFitter() [4/4]

Member Function Documentation

◆ CheckTrack() [1/2]

◆ CheckTrack() [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]

◆ operator=() [1/2]

◆ operator=() [2/2]

◆ ReadMatBudget() [1/2]

◆ ReadMatBudget() [2/2]

◆ SetKFHits() [1/2]

◆ SetKFHits() [2/2]

Member Data Documentation

◆ fHits

◆ fIsInitialised

◆ fMatBudgetFile

◆ fMatHistos

◆ fMvdHitsArray

◆ fStsHitsArray