FastCentHelper Struct Reference

Public Member Functions
	FastCentHelper (const char *method)
void	SetCentAxis (Int_t n, Double_t low, Double_t high)
void	SetCentAxis (Int_t n, Double_t *edges)
void	SetCentAxis (const char *spec)
Int_t	GetCentralityColor (Double_t, Double_t high) const
virtual const char *	HistName (Double_t low, Double_t high) const
virtual const char *	HistTitle (Double_t low, Double_t high) const
void	ModHist (TH1 *h, Double_t low, Double_t high)
void	CreateHistos (TCollection *output, TH1D *(*callback)())
void	CreateDiagnostics (TCollection *output, TH1 *centHist)
Int_t	CheckCentrality (Double_t cent, Double_t mult, Double_t b, Double_t nPart, Double_t nBin)
TObject *	GetOutputObject (TCollection *output, const char *name, TClass *cls)
Bool_t	Finalize (TCollection *output, Long_t minEvents)
	ClassDef (FastCentHelper, 1)

Public Attributes
TAxis *	fCentAxis
TString	fCentMeth
TList *	fCentList
TH1 *	fCentAll
TH1 *	fCentAcc
TH2 *	fCentMult
TH2 *	fCentNPart
TH2 *	fCentNBin
TH2 *	fCentB

Detailed Description

Definition at line 24 of file FastCentHelper.C.

Constructor & Destructor Documentation

FastCentHelper::FastCentHelper ( const char *  method )

inline

Definition at line 35 of file FastCentHelper.C.

Member Function Documentation

Int_t FastCentHelper::CheckCentrality ( Double_t  cent, Double_t  mult, Double_t  b, Double_t  nPart, Double_t  nBin  )

inline

Check the centrality

Parameters

cent	Centrality
mult	Estimator value
b	Impact parameter
nPart	Number of participants
nBin	Number of binary collisions

Returns

Centrality bin, or -1 in case of problems

Definition at line 372 of file FastCentHelper.C.

Referenced by dNdy::Cent::ProcessHeader(), and dNdeta::Cent::ProcessHeader().

FastCentHelper::ClassDef	(	FastCentHelper	,
		1
	)

void FastCentHelper::CreateDiagnostics ( TCollection *  output, TH1 *  centHist  )

inline

Create diagnostics histograms

Parameters

output
centHist	Centrality histogram

Definition at line 285 of file FastCentHelper.C.

Referenced by dNdy::Cent::SetupEstimator(), and dNdeta::Cent::SetupEstimator().

void FastCentHelper::CreateHistos ( TCollection *  output, TH1D *(*)()  callback  )

inline

Create histograms

Parameters

output
callback	Call back to create histograms

Definition at line 222 of file FastCentHelper.C.

Referenced by dNdy::Cent::SlaveBegin(), and dNdeta::Cent::SlaveBegin().

Bool_t FastCentHelper::Finalize ( TCollection *  output, Long_t  minEvents  )

inline

Definition at line 427 of file FastCentHelper.C.

Referenced by dNdy::Cent::Terminate(), and dNdeta::Cent::Terminate().

Int_t FastCentHelper::GetCentralityColor ( Double_t  , Double_t  high  ) const

inline

Get the color associated with a centrality bin.

Parameters

high

High edge

Returns

Color identifier.

Definition at line 152 of file FastCentHelper.C.

Referenced by ModHist().

TObject* FastCentHelper::GetOutputObject ( TCollection *  output, const char *  name, TClass *  cls  )

inline

Get an object from the output list, possibly checking the type

Parameters

output	Container
name	Name of object
cls	Possible class pointer

Returns

Found object, or null

Definition at line 412 of file FastCentHelper.C.

Referenced by Finalize().

virtual const char* FastCentHelper::HistName ( Double_t  low, Double_t  high  ) const

inlinevirtual

Get the histogram name

Parameters

low	Low edge
high	High edge

Returns

String

Definition at line 169 of file FastCentHelper.C.

Referenced by ModHist().

virtual const char* FastCentHelper::HistTitle ( Double_t  low, Double_t  high  ) const

inlinevirtual

Get the histogram title

Parameters

low	Low edge
high	High edge

Returns

String

Definition at line 183 of file FastCentHelper.C.

Referenced by ModHist().

void FastCentHelper::ModHist ( TH1 *  h, Double_t  low, Double_t  high  )

inline

Modify a histogram. Sets the line, marker, and fill styles and colors, as well as the name and title.

Parameters

h	Histogram to modify
low	Low edge of our bin
high	High edge of our bin

Definition at line 204 of file FastCentHelper.C.

Referenced by CreateHistos().

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

inline

Set the centrality axis (equi-distant)

Parameters

n	Number of bin
low	Lowest bound
high	Highest bound

Definition at line 68 of file FastCentHelper.C.

Referenced by FastCentHelper(), dNdy::Mult::Mult(), dNdeta::Mult::Mult(), and SetCentAxis().

void FastCentHelper::SetCentAxis ( Int_t  n, Double_t *  edges  )

inline

Set the centrality axis.

Parameters

n	Number of bins
edges	Bin edges

Definition at line 82 of file FastCentHelper.C.

void FastCentHelper::SetCentAxis ( const char *  spec )

inline

Set the centrality axis. Spec is either a pre-defined string, or a list of colon separated bin edges. Pre-defined settings are

• pbpb, aa, default: For PbPb
• ppb, pbp, pa, ap: For pPb/Pbp
• pp: for pp centrality

Example of specs could be

• 0:5:10:20:30:40:50:60:80:100
• 0:0.1:1:5:10:20:40:70:100

Parameters

spec

Definition at line 105 of file FastCentHelper.C.

Member Data Documentation

TH1* FastCentHelper::fCentAcc

Definition at line 30 of file FastCentHelper.C.

Referenced by CheckCentrality(), CreateHistos(), and Finalize().

TH1* FastCentHelper::fCentAll

Definition at line 29 of file FastCentHelper.C.

Referenced by CheckCentrality(), CreateHistos(), and Finalize().

TAxis* FastCentHelper::fCentAxis

Definition at line 26 of file FastCentHelper.C.

Referenced by CheckCentrality(), CreateDiagnostics(), CreateHistos(), dNdy::Cent::ProcessParticles(), dNdeta::Cent::ProcessParticles(), and SetCentAxis().

TH2* FastCentHelper::fCentB

Definition at line 34 of file FastCentHelper.C.

Referenced by CheckCentrality(), and CreateDiagnostics().

TList* FastCentHelper::fCentList

Definition at line 28 of file FastCentHelper.C.

Referenced by CreateHistos(), Finalize(), dNdy::Cent::ProcessParticles(), and dNdeta::Cent::ProcessParticles().

TString FastCentHelper::fCentMeth

Definition at line 27 of file FastCentHelper.C.

Referenced by dNdy::Cent::Cent(), dNdeta::Cent::Cent(), CreateDiagnostics(), CreateHistos(), FastCentHelper(), and HistTitle().

TH2* FastCentHelper::fCentMult

Definition at line 31 of file FastCentHelper.C.

Referenced by CheckCentrality(), CreateDiagnostics(), and Finalize().

TH2* FastCentHelper::fCentNBin

Definition at line 33 of file FastCentHelper.C.

Referenced by CheckCentrality(), CreateDiagnostics(), and Finalize().

TH2* FastCentHelper::fCentNPart

Definition at line 32 of file FastCentHelper.C.

Referenced by CheckCentrality(), CreateDiagnostics(), and Finalize().

---

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

• PWGLF/FORWARD/analysis2/sim/FastCentHelper.C