AliTrackletDeltaWeights Class Reference

Inheritance diagram for AliTrackletDeltaWeights:

Public Member Functions
	AliTrackletDeltaWeights ()
	AliTrackletDeltaWeights (const char *name, const char *title="Sim. tracklet weights")
	AliTrackletDeltaWeights (const AliTrackletDeltaWeights &o)
virtual	~AliTrackletDeltaWeights ()
AliTrackletDeltaWeights &	operator= (const AliTrackletDeltaWeights &o)
void	SetCentAxis (const TAxis &axis)
void	SetCentAxis (Int_t n, const Double_t *bins)
void	SetCentAxis (Int_t n, Double_t low, Double_t high)
Bool_t	SetHisto (Int_t bin, TH1 *h)
TH1 *	FindHisto (Double_t cent) const
virtual Double_t	CalcWeight (AliAODTracklet *tracklet, Double_t cent, Double_t ipZ, TH2 *corr=0) const
virtual Double_t	CalcWeight (TParticle *particle, Double_t cent, Double_t ipZ) const
TH1 *	Project (TH1 *h, char which, const char *name)
void	Draw (Option_t *option="")
void	Print (Option_t *option="") const
void	DrawStack (TVirtualPad *pad, Int_t nPad, THStack *stack, const char *xtitle, Double_t min=0, Double_t max=2.5)
void	DrawOne (Double_t cent=2.5, Double_t eta=0, Double_t ipz=0) const
	ClassDef (AliTrackletDeltaWeights, 1)
Public Member Functions inherited from AliTrackletBaseWeights
	AliTrackletBaseWeights ()
	AliTrackletBaseWeights (const char *name, const char *title="Sim. tracklet weights")
	AliTrackletBaseWeights (const AliTrackletBaseWeights &o)
virtual	~AliTrackletBaseWeights ()
AliTrackletBaseWeights &	operator= (const AliTrackletBaseWeights &o)
void	SetCalc (UChar_t mode=kProduct)
void	SetMask (UChar_t mask)
void	SetVeto (UChar_t veto)
void	SetInverse (Bool_t inv)
void	SetDebug (Int_t lvl)
Bool_t	CheckTracklet (const AliAODTracklet *tracklet) const
Double_t	LookupWeight (AliAODTracklet *tracklet, Double_t cent, Double_t ipz, TH2 *corr=0) const
Double_t	LookupWeight (TParticle *particle, Double_t cent, Double_t ipz) const
virtual TCollection *	Store (TCollection *parent)
virtual TCollection *	Retrieve (TCollection *in)
Bool_t	IsFolder () const
	ClassDef (AliTrackletBaseWeights, 1)

Static Public Member Functions
static Int_t	FindBin (Double_t value, const TAxis *axis)

Public Attributes
TObjArray	fHistos
TAxis	fCentAxis
Public Attributes inherited from AliTrackletBaseWeights
UChar_t	fCalc
UChar_t	fMask
UChar_t	fVeto
Bool_t	fInverse
Int_t	fDebug

Additional Inherited Members
Public Types inherited from AliTrackletBaseWeights
enum	ECalc { kProduct, kSquare, kSum, kAverage }
Related Functions inherited from AliTrackletBaseWeights
void	MakeEposWeight (const char *file1, const char *file2)
void	MakeK0S ()
void	MakeRealistic ()
void	MakeRuben ()
void	MakeStrange ()
void	MakeWeight ()
void	ReadWeights (const char *filename="weights.root")

Detailed Description

Base class for tracklets weights

Definition at line 1141 of file AliTrackletWeights.C.

Constructor & Destructor Documentation

AliTrackletDeltaWeights::AliTrackletDeltaWeights ( )

inline

Default constructor - ROOT I/O only

Definition at line 1148 of file AliTrackletWeights.C.

AliTrackletDeltaWeights::AliTrackletDeltaWeights	(	const char *	name,
		const char *	title = "Sim. tracklet weights"
	)

Named constructor

Parameters

name	Name of object
title	(optional) free-form title

Definition at line 1295 of file AliTrackletWeights.C.

AliTrackletDeltaWeights::AliTrackletDeltaWeights

(

const AliTrackletDeltaWeights &

o

)

Copy constructor

Parameters

o	Object to copy from

Definition at line 1304 of file AliTrackletWeights.C.

virtual AliTrackletDeltaWeights::~AliTrackletDeltaWeights ( )

inlinevirtual

Destructor

Definition at line 1170 of file AliTrackletWeights.C.

Member Function Documentation

Double_t AliTrackletDeltaWeights::CalcWeight ( AliAODTracklet *  tracklet, Double_t  cent, Double_t  ipZ, TH2 *  corr = 0  ) const

virtual

Find the tracklet weight

Parameters

tracklet	Tracklet
cent	Centrality
ipZ	Interaction point Z coordinate
corr	Optional histogram to fill with correlation of weights

Returns

The weight

Implements AliTrackletBaseWeights.

Definition at line 1422 of file AliTrackletWeights.C.

Double_t AliTrackletDeltaWeights::CalcWeight ( TParticle *  particle, Double_t  cent, Double_t  ipZ  ) const

virtual

Calculate weight of a particle

Parameters

particle	Particle
cent	Centrality
ipZ	Interaction point

Returns

The weight

Implements AliTrackletBaseWeights.

Definition at line 1403 of file AliTrackletWeights.C.

AliTrackletDeltaWeights::ClassDef	(	AliTrackletDeltaWeights	,
		1
	)

void AliTrackletDeltaWeights::Draw

(

Option_t *

option = ""

)

Draw the weights

Parameters

option

Definition at line 1591 of file AliTrackletWeights.C.

void AliTrackletDeltaWeights::DrawOne	(	Double_t	cent = 2.5,
		Double_t	eta = 0,
		Double_t	ipz = 0
	)		const

Definition at line 1537 of file AliTrackletWeights.C.

void AliTrackletDeltaWeights::DrawStack	(	TVirtualPad *	pad,
		Int_t	nPad,
		THStack *	stack,
		const char *	xtitle,
		Double_t	min = 0,
		Double_t	max = 2.5
	)

Draw one stack

Parameters

pad
nPad
stack
xtitle
min
max

Definition at line 1561 of file AliTrackletWeights.C.

Referenced by Draw().

Int_t AliTrackletDeltaWeights::FindBin ( Double_t  value, const TAxis *  axis  )

static

Find the bin on an axis that correspnd to the passed value. If the value is outside the defined range, the closest bin number is returned.

Parameters

value	Value
axis	Axis

Returns

Bin number

Definition at line 1391 of file AliTrackletWeights.C.

Referenced by CalcWeight(), DrawOne(), and FindHisto().

TH1 * AliTrackletDeltaWeights::FindHisto

(

Double_t

cent

)

const

Find the histogram corresponding to a centrality

Parameters

cent	Centrality

Returns

Pointer to histogram or null

Definition at line 1382 of file AliTrackletWeights.C.

Referenced by CalcWeight(), and DrawOne().

AliTrackletDeltaWeights & AliTrackletDeltaWeights::operator=

(

const AliTrackletDeltaWeights &

o

)

Assignment operator

Parameters

o	Object to assign from

Returns

Reference to this object

Definition at line 1320 of file AliTrackletWeights.C.

void AliTrackletDeltaWeights::Print ( Option_t *  option = "" ) const

virtual

Print information on reweights

Parameters

option

Not used

Reimplemented from AliTrackletBaseWeights.

Definition at line 1522 of file AliTrackletWeights.C.

TH1 * AliTrackletDeltaWeights::Project	(	TH1 *	h,
		char	which,
		const char *	name
	)

Project 3D histogram on 1 axis

Parameters

h
which
name

Returns

Definition at line 1442 of file AliTrackletWeights.C.

Referenced by Draw().

void AliTrackletDeltaWeights::SetCentAxis

(

const TAxis &

axis

)

Set the centrality axis

Parameters

axis	Axis to copy

Definition at line 1337 of file AliTrackletWeights.C.

Referenced by MakeDeltaWeights::Run().

void AliTrackletDeltaWeights::SetCentAxis	(	Int_t	n,
		const Double_t *	bins
	)

Set the centrality axis

Parameters

n	number of bins
bins	Bin limits (n+1 entries)

Definition at line 1347 of file AliTrackletWeights.C.

void AliTrackletDeltaWeights::SetCentAxis	(	Int_t	n,
		Double_t	low,
		Double_t	high
	)

Set the centrality axis

Parameters

n	number of bins
low	Least value
high	Largest value

Definition at line 1353 of file AliTrackletWeights.C.

Bool_t AliTrackletDeltaWeights::SetHisto	(	Int_t	bin,
		TH1 *	h
	)

Set the histogram to use for the given centrality bin

Parameters

bin	Bin number. Start at 1
h	Histogram. The histogram will be cloned

Returns

true on success

Definition at line 1360 of file AliTrackletWeights.C.

Referenced by MakeDeltaWeights::ProcessBin().

Member Data Documentation

TAxis AliTrackletDeltaWeights::fCentAxis

Centrality axis

Definition at line 1290 of file AliTrackletWeights.C.

Referenced by FindHisto(), operator=(), Print(), SetCentAxis(), and SetHisto().

TObjArray AliTrackletDeltaWeights::fHistos

List of histograms

Definition at line 1288 of file AliTrackletWeights.C.

Referenced by AliTrackletDeltaWeights(), Draw(), FindHisto(), operator=(), Print(), and SetHisto().

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

• PWGLF/FORWARD/analysis2/dndeta/tracklets3/AliTrackletWeights.C