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class AliMUONTrackParam: public TObject

 Class AliMUONTrackParam

 Track parameters in ALICE dimuon spectrometer

Function Members (Methods)

public:

	AliMUONTrackParam()
	AliMUONTrackParam(const AliMUONTrackParam& theMUONTrackParam)
virtual	~AliMUONTrackParam()
void	TObject::AbstractMethod(const char* method) const
void	AddParameters(const TMatrixD& parameters)
virtual void	TObject::AppendPad(Option_t* option = "")
virtual void	TObject::Browse(TBrowser* b)
static TClass*	Class()
virtual const char*	TObject::ClassName() const
virtual void	Clear(Option_t* opt = "")
virtual TObject*	TObject::Clone(const char* newname = "") const
virtual Int_t	Compare(const TObject* trackParam) const
Bool_t	CompatibleTrackParam(const AliMUONTrackParam& trackParam, Double_t sigma2Cut, Double_t& normChi2) const
virtual void	TObject::Copy(TObject& object) const
Bool_t	CovariancesExist() const
virtual void	TObject::Delete(Option_t* option = "")MENU
void	DeleteCovariances()
virtual Int_t	TObject::DistancetoPrimitive(Int_t px, Int_t py)
virtual void	TObject::Draw(Option_t* option = "")
virtual void	TObject::DrawClass() constMENU
virtual TObject*	TObject::DrawClone(Option_t* option = "") constMENU
virtual void	TObject::Dump() constMENU
virtual void	TObject::Error(const char* method, const char* msgfmt) const
virtual void	TObject::Execute(const char* method, const char* params, Int_t* error = 0)
virtual void	TObject::Execute(TMethod* method, TObjArray* params, Int_t* error = 0)
virtual void	TObject::ExecuteEvent(Int_t event, Int_t px, Int_t py)
virtual void	TObject::Fatal(const char* method, const char* msgfmt) const
virtual TObject*	TObject::FindObject(const char* name) const
virtual TObject*	TObject::FindObject(const TObject* obj) const
Double_t	GetBendingCoor() const
Double_t	GetBendingSlope() const
Double_t	GetCharge() const
AliMUONVCluster*	GetClusterPtr() const
const TMatrixD&	GetCovariances() const
virtual Option_t*	TObject::GetDrawOption() const
static Long_t	TObject::GetDtorOnly()
const TMatrixD&	GetExtrapCovariances() const
const TMatrixD&	GetExtrapParameters() const
virtual const char*	TObject::GetIconName() const
Double_t	GetInverseBendingMomentum() const
Double_t	GetLocalChi2() const
virtual const char*	TObject::GetName() const
Double_t	GetNonBendingCoor() const
Double_t	GetNonBendingSlope() const
virtual char*	TObject::GetObjectInfo(Int_t px, Int_t py) const
static Bool_t	TObject::GetObjectStat()
virtual Option_t*	TObject::GetOption() const
const TMatrixD&	GetParameters() const
const TMatrixD&	GetPropagator() const
const TMatrixD&	GetSmoothCovariances() const
const TMatrixD&	GetSmoothParameters() const
virtual const char*	TObject::GetTitle() const
Double_t	GetTrackChi2() const
virtual UInt_t	TObject::GetUniqueID() const
Double_t	GetZ() const
virtual Bool_t	TObject::HandleTimer(TTimer* timer)
virtual ULong_t	TObject::Hash() const
virtual void	TObject::Info(const char* method, const char* msgfmt) const
virtual Bool_t	TObject::InheritsFrom(const char* classname) const
virtual Bool_t	TObject::InheritsFrom(const TClass* cl) const
virtual void	TObject::Inspect() constMENU
void	TObject::InvertBit(UInt_t f)
virtual TClass*	IsA() const
virtual Bool_t	TObject::IsEqual(const TObject* obj) const
virtual Bool_t	TObject::IsFolder() const
Bool_t	TObject::IsOnHeap() const
Bool_t	IsRemovable() const
virtual Bool_t	IsSortable() const
Bool_t	TObject::IsZombie() const
virtual void	TObject::ls(Option_t* option = "") const
void	TObject::MayNotUse(const char* method) const
virtual Bool_t	TObject::Notify()
void	TObject::Obsolete(const char* method, const char* asOfVers, const char* removedFromVers) const
static void	TObject::operator delete(void* ptr)
static void	TObject::operator delete(void* ptr, void* vp)
static void	TObject::operator delete[](void* ptr)
static void	TObject::operator delete[](void* ptr, void* vp)
void*	TObject::operator new(size_t sz)
void*	TObject::operator new(size_t sz, void* vp)
void*	TObject::operator new[](size_t sz)
void*	TObject::operator new[](size_t sz, void* vp)
AliMUONTrackParam&	operator=(const AliMUONTrackParam& theMUONTrackParam)
Double_t	P() const
virtual void	TObject::Paint(Option_t* option = "")
virtual void	TObject::Pop()
virtual void	Print(Option_t* opt = "") const
Double_t	Px() const
Double_t	Py() const
Double_t	Pz() const
virtual Int_t	TObject::Read(const char* name)
virtual void	TObject::RecursiveRemove(TObject* obj)
void	TObject::ResetBit(UInt_t f)
void	ResetPropagator()
virtual void	TObject::SaveAs(const char* filename = "", Option_t* option = "") constMENU
virtual void	TObject::SavePrimitive(basic_ostream<char,char_traits<char> >& out, Option_t* option = "")
void	SetBendingCoor(Double_t bendingCoor)
void	SetBendingSlope(Double_t bendingSlope)
void	TObject::SetBit(UInt_t f)
void	TObject::SetBit(UInt_t f, Bool_t set)
void	SetCharge(Double_t charge)
void	SetClusterPtr(AliMUONVCluster* cluster, Bool_t owner = kFALSE)
void	SetCovariances(const TMatrixD& covariances)
void	SetCovariances(const Double_t** matrix)
virtual void	TObject::SetDrawOption(Option_t* option = "")MENU
static void	TObject::SetDtorOnly(void* obj)
void	SetExtrapCovariances(const TMatrixD& covariances)
void	SetExtrapParameters(const TMatrixD& parameters)
void	SetInverseBendingMomentum(Double_t inverseBendingMomentum)
void	SetLocalChi2(Double_t chi2)
void	SetNonBendingCoor(Double_t nonBendingCoor)
void	SetNonBendingSlope(Double_t nonBendingSlope)
static void	TObject::SetObjectStat(Bool_t stat)
void	SetParameters(const TMatrixD& parameters)
void	SetRemovable(Bool_t removable)
void	SetSmoothCovariances(const TMatrixD& covariances)
void	SetSmoothParameters(const TMatrixD& parameters)
void	SetTrackChi2(Double_t chi2)
virtual void	TObject::SetUniqueID(UInt_t uid)
void	SetVariances(const Double_t** matrix)
void	SetZ(Double_t z)
virtual void	ShowMembers(TMemberInspector&)
virtual void	Streamer(TBuffer&)
void	StreamerNVirtual(TBuffer& ClassDef_StreamerNVirtual_b)
virtual void	TObject::SysError(const char* method, const char* msgfmt) const
Bool_t	TObject::TestBit(UInt_t f) const
Int_t	TObject::TestBits(UInt_t f) const
void	UpdatePropagator(const TMatrixD& propagator)
virtual void	TObject::UseCurrentStyle()
virtual void	TObject::Warning(const char* method, const char* msgfmt) const
virtual Int_t	TObject::Write(const char* name = 0, Int_t option = 0, Int_t bufsize = 0)
virtual Int_t	TObject::Write(const char* name = 0, Int_t option = 0, Int_t bufsize = 0) const

protected:

virtual void	TObject::DoError(int level, const char* location, const char* fmt, va_list va) const
void	TObject::MakeZombie()

Data Members

public:

enum TObject::EStatusBits {	kCanDelete
	kMustCleanup
	kObjInCanvas
	kIsReferenced
	kHasUUID
	kCannotPick
	kNoContextMenu
	kInvalidObject
};
enum TObject::[unnamed] {	kIsOnHeap
	kNotDeleted
	kZombie
	kBitMask
	kSingleKey
	kOverwrite
	kWriteDelete
};

private:

AliMUONVCluster*	fClusterPtr	!< Pointer to associated cluster if any
TMatrixD*	fCovariances	/< \brief Covariance matrix of track parameters
TMatrixD*	fExtrapCovariances	!< Covariance matrix extrapolated to the actual z position (not filtered by Kalman)
TMatrixD*	fExtrapParameters	!< Track parameters extrapolated to the actual z position (not filtered by Kalman)
Double_t	fLocalChi2	!< Local chi2 of the associated cluster with respect to the track
Bool_t	fOwnCluster	!< Ownership of the associated cluster
TMatrixD	fParameters	/< \brief Track parameters
TMatrixD*	fPropagator	!< Jacobian used to extrapolate the track parameters and covariances to the actual z position
Bool_t	fRemovable	!< kTRUE if the associated cluster can be removed from the track it belongs to
TMatrixD*	fSmoothCovariances	!< Covariance matrix obtained using smoother
TMatrixD*	fSmoothParameters	!< Track parameters obtained using smoother
Double_t	fTrackChi2	!< Chi2 of the track when the associated cluster was attached
Double_t	fZ	/< Z coordinate (cm)

Class Charts

Inheritance Chart:

TObject

←

AliMUONTrackParam

Function documentation

AliMUONTrackParam()

 Constructor

AliMUONTrackParam(const AliMUONTrackParam& theMUONTrackParam)

 Copy constructor

AliMUONTrackParam& operator=(const AliMUONTrackParam& theMUONTrackParam)

 Asignment operator

~AliMUONTrackParam()

 Destructor

Clear(Option_t* opt = "")

 clear memory

Double_t Px() const

 return p_x from track parameters

Double_t Py() const

 return p_y from track parameters

Double_t Pz() const

 return p_z from track parameters

Double_t P() const

 return p from track parameters

const TMatrixD& GetCovariances() const

 Return the covariance matrix (create it before if needed)

void SetCovariances(const TMatrixD& covariances)

 Set the covariance matrix

void SetCovariances(const Double_t** matrix)

 Set the covariance matrix

void SetVariances(const Double_t** matrix)

 Set the diagonal terms of the covariance matrix (variances)

void DeleteCovariances()

 Delete the covariance matrix

const TMatrixD& GetPropagator() const

 Return the propagator (create it before if needed)

void ResetPropagator()

 Reset the propagator

void UpdatePropagator(const TMatrixD& propagator)

 Update the propagator

const TMatrixD& GetExtrapParameters() const

 Return extrapolated parameters (create it before if needed)

void SetExtrapParameters(const TMatrixD& parameters)

 Set extrapolated parameters

const TMatrixD& GetExtrapCovariances() const

 Return the extrapolated covariance matrix (create it before if needed)

void SetExtrapCovariances(const TMatrixD& covariances)

 Set the extrapolated covariance matrix

const TMatrixD& GetSmoothParameters() const

 Return the smoothed parameters (create it before if needed)

void SetSmoothParameters(const TMatrixD& parameters)

 Set the smoothed parameters

const TMatrixD& GetSmoothCovariances() const

 Return the smoothed covariance matrix (create it before if needed)

void SetSmoothCovariances(const TMatrixD& covariances)

 Set the smoothed covariance matrix

void SetClusterPtr(AliMUONVCluster* cluster, Bool_t owner = kFALSE)

 set pointeur to associated cluster

Int_t Compare(const TObject* trackParam) const

 "Compare" function to sort with decreasing Z (spectro. muon Z <0).
 Returns 1 (0, -1) if the current Z
 is smaller than (equal to, larger than) Z of trackParam

Bool_t CompatibleTrackParam(const AliMUONTrackParam& trackParam, Double_t sigma2Cut, Double_t& normChi2) const

 Return kTRUE if the two set of track parameters are compatible within sigma2Cut
 Set chi2 to the compatible chi2 value
 Note that parameter covariances must exist for at least one set of parameters
 Note also that if parameters are not given at the same Z, results will be meaningless

void Print(Option_t* opt = "") const

 Printing TrackParam information
 "full" option for printing all the information about the TrackParam

Double_t GetZ() const

 Get and Set methods for data
 return Z coordinate (cm)

{return fZ;}

void SetZ(Double_t z)

 set Z coordinate (cm)

{fZ = z;}

Double_t GetNonBendingCoor() const

 return non bending coordinate (cm)

{return fParameters(0,0);}

void SetNonBendingCoor(Double_t nonBendingCoor)

 set non bending coordinate (cm)

{fParameters(0,0) = nonBendingCoor;}

Double_t GetNonBendingSlope() const

 return non bending slope (cm ** -1)

{return fParameters(1,0);}

void SetNonBendingSlope(Double_t nonBendingSlope)

 set non bending slope (cm ** -1)

{fParameters(1,0) = nonBendingSlope;}

Double_t GetBendingCoor() const

 return bending coordinate (cm)

{return fParameters(2,0);}

void SetBendingCoor(Double_t bendingCoor)

 set bending coordinate (cm)

{fParameters(2,0) = bendingCoor;}

Double_t GetBendingSlope() const

 return bending slope (cm ** -1)

{return fParameters(3,0);}

void SetBendingSlope(Double_t bendingSlope)

 set bending slope (cm ** -1)

{fParameters(3,0) = bendingSlope;}

Double_t GetInverseBendingMomentum() const

 return inverse bending momentum (GeV/c ** -1) times the charge (assumed forward motion)

{return fParameters(4,0);}

void SetInverseBendingMomentum(Double_t inverseBendingMomentum)

 set inverse bending momentum (GeV/c ** -1) times the charge (assumed forward motion)

{fParameters(4,0) = inverseBendingMomentum;}

Double_t GetCharge() const

 return the charge (assumed forward motion)

{return TMath::Sign(1.,fParameters(4,0));}

void SetCharge(Double_t charge)

 set the charge (assumed forward motion)

{if (charge*fParameters(4,0) < 0.) fParameters(4,0) *= -1.;}

const TMatrixD& GetParameters() const

 return track parameters

{return fParameters;}

void SetParameters(const TMatrixD& parameters)

 set track parameters

{fParameters = parameters;}

void AddParameters(const TMatrixD& parameters)

 add track parameters

{fParameters += parameters;}

Bool_t CovariancesExist() const

 return kTRUE if the covariance matrix exist, kFALSE if not

{return (fCovariances) ? kTRUE : kFALSE;}

AliMUONVCluster* GetClusterPtr() const

 get pointeur to associated cluster

{return fClusterPtr;}

Bool_t IsRemovable() const

 return kTRUE if the associated cluster can be removed from the track it belongs to

{return fRemovable;}

void SetRemovable(Bool_t removable)

 set the flag telling whether the associated cluster can be removed from the track it belongs to or not

{fRemovable = removable;}

Double_t GetTrackChi2() const

 return the chi2 of the track when the associated cluster was attached

{return fTrackChi2;}

void SetTrackChi2(Double_t chi2)

 set the chi2 of the track when the associated cluster was attached

{fTrackChi2 = chi2;}

Double_t GetLocalChi2() const

 return the local chi2 of the associated cluster with respect to the track

{return fLocalChi2;}

void SetLocalChi2(Double_t chi2)

 set the local chi2 of the associated cluster with respect to the track

{fLocalChi2 = chi2;}

Bool_t IsSortable() const

 necessary for sorting TClonesArray of AliMUONTrackParam

{return kTRUE;}