#include <AliFMDEventPlaneFinder.h>

Inheritance diagram for AliFMDEventPlaneFinder:

Public Member Functions
	AliFMDEventPlaneFinder ()

	AliFMDEventPlaneFinder (const char *name)

	AliFMDEventPlaneFinder (const AliFMDEventPlaneFinder &o)

virtual	~AliFMDEventPlaneFinder ()

AliFMDEventPlaneFinder &	operator= (const AliFMDEventPlaneFinder &o)

virtual void	SetupForData (const TAxis &etaAxis)

Bool_t	FindEventplane (AliVEvent esd, AliAODForwardEP &aodEp, TH2D h, AliForwardUtil::Histos *hists)

virtual void	CreateOutputObjects (TList *dir)

void	Print (Option_t *option="") const

void	SetDebug (Int_t dbg=1)

void	CalcQVectors (TH2D h, TH1D eHist)

Double_t	CalcEventplane (const TVector2 &v) const

void	SetRunNumber (Int_t run)

Int_t	GetRunNumber ()

void	GetPhiDist ()

void	SetUsePhiWeights (Bool_t use=kTRUE)

void	FillHists (AliAODForwardEP *fmdEP)

void	SetOADBPath (Char_t *fname)

Protected Member Functions
Double_t	GetPhiWeight (Int_t etaBin, Int_t phiBin) const

Double_t	CalcDifference (Double_t a1, Double_t a2) const

TH1D *	MakePsiRHist (const char name, const char title, Int_t color)

TH1D *	MakeDiffHist (const char name, const char first, const char *second, Int_t color)

TH2F *	MakeCorrHist (const char name, const char first, const char *second)

	ClassDef (AliFMDEventPlaneFinder, 2)

Protected Attributes
TList *	fList

AliVEvent *	fEvent

TVector2	fQt

TVector2	fQa

TVector2	fQc

TVector2	fQ1

TVector2	fQ2

TVector2	fQeta

TH1D *	fHepFMD

TH1D *	fHepFMDA

TH1D *	fHepFMDC

TH1D *	fHepFMDQC1

TH1D *	fHepFMDQC2

TH1D *	fHdiffFMDAC

TH1D *	fHdiffFMDTPC

TH1D *	fHdiffFMDVZERO

TH2F *	fHcorrFMDAC

TH2F *	fHcorrFMDTPC

TH2F *	fHcorrFMDVZERO

TH2D *	fHPhi

Int_t	fDebug

TString	fOADBFileName

AliOADBContainer *	fOADBContainer

TH2D *	fPhiDist

Int_t	fRunNumber

Bool_t	fUsePhiWeights

Detailed Description

Find the event plane using the FMD

Definition at line 31 of file AliFMDEventPlaneFinder.h.

Constructor & Destructor Documentation

AliFMDEventPlaneFinder::AliFMDEventPlaneFinder ( )

Constructor

AliFMDEventPlaneFinder::AliFMDEventPlaneFinder ( const char * name )

Constructor

Parameters

name	Name of object

Definition at line 67 of file AliFMDEventPlaneFinder.cxx.

AliFMDEventPlaneFinder::AliFMDEventPlaneFinder ( const AliFMDEventPlaneFinder & o )

Copy constructor

Parameters

o	Object to copy from

Definition at line 106 of file AliFMDEventPlaneFinder.cxx.

AliFMDEventPlaneFinder::~AliFMDEventPlaneFinder ( )

virtual

Destructor

Definition at line 146 of file AliFMDEventPlaneFinder.cxx.

Member Function Documentation

Double_t AliFMDEventPlaneFinder::CalcDifference	(	Double_t	a1,
		Double_t	a2
	)		const

protected

Calculat the difference \(a_1 - a_2\) between two angles \(a_1, a_2\) and normalize to \([-\pi/2,\pi/2]\)

Parameters

a1	First angle \(a_1\)
a2	Second angle \(a_2\)

Returns: \(a_1 - a_2 \in[-\pi/2,\pi/2]\)

Definition at line 448 of file AliFMDEventPlaneFinder.cxx.

Referenced by FillHists().

Double_t AliFMDEventPlaneFinder::CalcEventplane ( const TVector2 & v ) const

Calculate the eventplane from a vector

Parameters

v	TVector2 of Q-vectors

Returns: the eventplane as a double

Definition at line 427 of file AliFMDEventPlaneFinder.cxx.

Referenced by CalcQVectors(), and FindEventplane().

void AliFMDEventPlaneFinder::CalcQVectors	(	TH2D *	h,
		TH1D *	eHist
	)

Calculate Q vectors

Parameters

h	dN/detadphi histogram
eHist	histogram for ep vs. eta

Definition at line 383 of file AliFMDEventPlaneFinder.cxx.

Referenced by FindEventplane().

AliFMDEventPlaneFinder::ClassDef	(	AliFMDEventPlaneFinder	,
		2
	)

protected

void AliFMDEventPlaneFinder::CreateOutputObjects ( TList * dir )

virtual

Output diagnostic histograms to directory

Parameters

dir	List to write in

Definition at line 313 of file AliFMDEventPlaneFinder.cxx.

Referenced by AliFMDEventPlaneTask::Book(), and AliForwardMultiplicityBase::Book().

void AliFMDEventPlaneFinder::FillHists ( AliAODForwardEP * fmdEP )

Fill diagnostics hists

Parameters

fmdEP Object containing results of FMD EP calculations

Definition at line 458 of file AliFMDEventPlaneFinder.cxx.

Referenced by FindEventplane().

Bool_t AliFMDEventPlaneFinder::FindEventplane	(	AliVEvent *	esd,
		AliAODForwardEP &	aodEp,
		TH2D *	h,
		AliForwardUtil::Histos *	hists
	)

Do the calculations

Parameters

hists	Histogram cache
esd	Event
aodEp	Output object
h	Output histogram

Returns: true on successs

Definition at line 332 of file AliFMDEventPlaneFinder.cxx.

Referenced by AliFMDEventPlaneTask::Event(), AliForwardMultiplicityTask::Event(), and AliForwardMCMultiplicityTask::Event().

void AliFMDEventPlaneFinder::GetPhiDist ( )

Get the OADB phi distribution for flattening

Definition at line 531 of file AliFMDEventPlaneFinder.cxx.

Referenced by SetRunNumber().

Double_t AliFMDEventPlaneFinder::GetPhiWeight	(	Int_t	etaBin,
		Int_t	phiBin
	)		const

protected

Get the phi weight from OADB histogram for the ep flattening

Parameters

etaBin	which eta bin
phiBin	which phi bin

Returns: phi weight for etaBin, phiBin as double

Definition at line 496 of file AliFMDEventPlaneFinder.cxx.

Referenced by CalcQVectors().

Int_t AliFMDEventPlaneFinder::GetRunNumber ( )

inline

Get the run number

Returns: returns the run number

Definition at line 127 of file AliFMDEventPlaneFinder.h.

Referenced by AliFMDEventPlaneTask::Event().

TH2F * AliFMDEventPlaneFinder::MakeCorrHist	(	const char *	name,
		const char *	first,
		const char *	second
	)

protected

Make a correlation histogram, and add it to the output list.

Parameters

name	Name of histogram
first	First variable to correlate (X axis)
second	Second variable to correlate (Y axis)

Returns: Newly allocated histogram

Definition at line 240 of file AliFMDEventPlaneFinder.cxx.

Referenced by SetupForData().

TH1D * AliFMDEventPlaneFinder::MakeDiffHist	(	const char *	name,
		const char *	first,
		const char *	second,
		Int_t	color
	)

protected

Make a difference histogram, and add to the output list

Parameters

name	Name of histogram
first	First variable to correlate (X axis)
second	Second variable to correlate (Y axis)
color	Fill and line color of histogram

Returns: Newly allocated histogram

Definition at line 220 of file AliFMDEventPlaneFinder.cxx.

Referenced by SetupForData().

TH1D * AliFMDEventPlaneFinder::MakePsiRHist	(	const char *	name,
		const char *	title,
		Int_t	color
	)

protected

Make a histogram of \(\Psi_R\) values

Parameters

name	Name of histogram
title	Source
color	Color of histogram

Returns: Newly allocated histogram

Definition at line 202 of file AliFMDEventPlaneFinder.cxx.

Referenced by SetupForData().

AliFMDEventPlaneFinder & AliFMDEventPlaneFinder::operator= ( const AliFMDEventPlaneFinder & o )

Assignement operator

Parameters

o	Object to assign from

Returns: Reference to this object

Definition at line 155 of file AliFMDEventPlaneFinder.cxx.

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

Print information

Parameters

option

Print options

max Print max weights

Definition at line 558 of file AliFMDEventPlaneFinder.cxx.

Referenced by AliForwardMultiplicityBase::Print().

void AliFMDEventPlaneFinder::SetDebug ( Int_t dbg = 1 )

inline

Set the debug level. The higher the value the more output

Parameters

dbg	Debug level

Definition at line 100 of file AliFMDEventPlaneFinder.h.

Referenced by AliForwardMultiplicityBase::SetDebug().

void AliFMDEventPlaneFinder::SetOADBPath ( Char_t * fname )

inline

Set the OADB path, for using a custom OADB path and file

Parameters

fname Name of the custom OADB file, including path

Definition at line 149 of file AliFMDEventPlaneFinder.h.

void AliFMDEventPlaneFinder::SetRunNumber ( Int_t run )

Set the run number, used for OADB object

Parameters

run	Run number

Definition at line 516 of file AliFMDEventPlaneFinder.cxx.

Referenced by AliFMDEventPlaneTask::Event(), and AliForwardMultiplicityBase::PreData().

void AliFMDEventPlaneFinder::SetupForData ( const TAxis & etaAxis )

virtual

Initialize this sub-algorithm

Parameters

etaAxis Eta axis to use

Definition at line 257 of file AliFMDEventPlaneFinder.cxx.

Referenced by AliFMDEventPlaneTask::Book(), and AliForwardMultiplicityBase::PreData().

void AliFMDEventPlaneFinder::SetUsePhiWeights ( Bool_t use = kTRUE )

inline

Flag for setting the use of phi weights for flattening

Parameters

use	true or false

Definition at line 137 of file AliFMDEventPlaneFinder.h.

Referenced by AddTaskFMDEventPlane(), ForwardAODConfig(), and TunedConfig().

Member Data Documentation

Int_t AliFMDEventPlaneFinder::fDebug

protected

Definition at line 229 of file AliFMDEventPlaneFinder.h.

Referenced by AliFMDEventPlaneFinder(), CalcEventplane(), CalcQVectors(), CreateOutputObjects(), FillHists(), FindEventplane(), operator=(), SetDebug(), and SetupForData().

AliVEvent* AliFMDEventPlaneFinder::fEvent

protected

Definition at line 210 of file AliFMDEventPlaneFinder.h.

Referenced by FillHists(), FindEventplane(), and operator=().

TH2F* AliFMDEventPlaneFinder::fHcorrFMDAC

protected

Definition at line 225 of file AliFMDEventPlaneFinder.h.

Referenced by FillHists(), operator=(), and SetupForData().

TH2F* AliFMDEventPlaneFinder::fHcorrFMDTPC

protected

Definition at line 226 of file AliFMDEventPlaneFinder.h.

Referenced by FillHists(), operator=(), and SetupForData().

TH2F* AliFMDEventPlaneFinder::fHcorrFMDVZERO

protected

Definition at line 227 of file AliFMDEventPlaneFinder.h.

Referenced by FillHists(), operator=(), and SetupForData().

TH1D* AliFMDEventPlaneFinder::fHdiffFMDAC

protected

Definition at line 222 of file AliFMDEventPlaneFinder.h.

Referenced by FillHists(), operator=(), and SetupForData().

TH1D* AliFMDEventPlaneFinder::fHdiffFMDTPC

protected

Definition at line 223 of file AliFMDEventPlaneFinder.h.

Referenced by FillHists(), operator=(), and SetupForData().

TH1D* AliFMDEventPlaneFinder::fHdiffFMDVZERO

protected

Definition at line 224 of file AliFMDEventPlaneFinder.h.

Referenced by FillHists(), operator=(), and SetupForData().

TH1D* AliFMDEventPlaneFinder::fHepFMD

protected

Definition at line 217 of file AliFMDEventPlaneFinder.h.

Referenced by FillHists(), operator=(), and SetupForData().

TH1D* AliFMDEventPlaneFinder::fHepFMDA

protected

Definition at line 218 of file AliFMDEventPlaneFinder.h.

Referenced by FillHists(), operator=(), and SetupForData().

TH1D* AliFMDEventPlaneFinder::fHepFMDC

protected

Definition at line 219 of file AliFMDEventPlaneFinder.h.

Referenced by FillHists(), operator=(), and SetupForData().

TH1D* AliFMDEventPlaneFinder::fHepFMDQC1

protected

Definition at line 220 of file AliFMDEventPlaneFinder.h.

Referenced by operator=(), and SetupForData().

TH1D* AliFMDEventPlaneFinder::fHepFMDQC2

protected

Definition at line 221 of file AliFMDEventPlaneFinder.h.

Referenced by operator=(), and SetupForData().

TH2D* AliFMDEventPlaneFinder::fHPhi

protected

Definition at line 228 of file AliFMDEventPlaneFinder.h.

Referenced by CalcQVectors(), operator=(), and SetupForData().

TList* AliFMDEventPlaneFinder::fList

protected

Definition at line 209 of file AliFMDEventPlaneFinder.h.

Referenced by CreateOutputObjects(), GetPhiDist(), MakeCorrHist(), MakeDiffHist(), MakePsiRHist(), operator=(), and SetupForData().

AliOADBContainer* AliFMDEventPlaneFinder::fOADBContainer

protected

Definition at line 231 of file AliFMDEventPlaneFinder.h.

Referenced by GetPhiDist(), operator=(), and SetupForData().

TString AliFMDEventPlaneFinder::fOADBFileName

protected

Definition at line 230 of file AliFMDEventPlaneFinder.h.

Referenced by operator=(), SetOADBPath(), and SetupForData().

TH2D* AliFMDEventPlaneFinder::fPhiDist

protected

Definition at line 232 of file AliFMDEventPlaneFinder.h.

Referenced by GetPhiDist(), GetPhiWeight(), and operator=().

TVector2 AliFMDEventPlaneFinder::fQ1

protected

Definition at line 214 of file AliFMDEventPlaneFinder.h.

Referenced by FindEventplane(), and operator=().

TVector2 AliFMDEventPlaneFinder::fQ2

protected

Definition at line 215 of file AliFMDEventPlaneFinder.h.

Referenced by FindEventplane(), and operator=().

TVector2 AliFMDEventPlaneFinder::fQa

protected

Definition at line 212 of file AliFMDEventPlaneFinder.h.

Referenced by CalcQVectors(), FindEventplane(), and operator=().

TVector2 AliFMDEventPlaneFinder::fQc

protected

Definition at line 213 of file AliFMDEventPlaneFinder.h.

Referenced by CalcQVectors(), FindEventplane(), and operator=().

TVector2 AliFMDEventPlaneFinder::fQeta

protected

Definition at line 216 of file AliFMDEventPlaneFinder.h.

Referenced by CalcQVectors(), and operator=().

TVector2 AliFMDEventPlaneFinder::fQt

protected

Definition at line 211 of file AliFMDEventPlaneFinder.h.

Referenced by CalcQVectors(), FindEventplane(), and operator=().

Int_t AliFMDEventPlaneFinder::fRunNumber

protected

Definition at line 233 of file AliFMDEventPlaneFinder.h.

Referenced by GetPhiDist(), GetRunNumber(), operator=(), Print(), and SetRunNumber().

Bool_t AliFMDEventPlaneFinder::fUsePhiWeights

protected

Definition at line 234 of file AliFMDEventPlaneFinder.h.

Referenced by CalcQVectors(), operator=(), Print(), SetRunNumber(), SetupForData(), and SetUsePhiWeights().

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

PWGLF/FORWARD/analysis2/AliFMDEventPlaneFinder.h
PWGLF/FORWARD/analysis2/AliFMDEventPlaneFinder.cxx

Public Member Functions

Protected Member Functions

Protected Attributes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation