Class with functions useful for different D2H analyses //. More...

#include <AliVertexingHFUtils.h>

Inheritance diagram for AliVertexingHFUtils:

Public Member Functions
	AliVertexingHFUtils ()

	AliVertexingHFUtils (Int_t k)

virtual	~AliVertexingHFUtils ()

void	SetK (Int_t k)
	Functions for Event plane resolution. More...

void	SetSubEvResol (Double_t res)

void	SetSubEventHisto (const TH1F *hSub)

Int_t	GetK () const

Double_t	GetSubEvResol () const

Double_t	Pol (Double_t x) const

Double_t	FindChi () const

Double_t	GetFullEvResol () const

Bool_t	IsTrackInjected (AliAODTrack track, AliAODMCHeader header, TClonesArray *arrayMC)

void	GetTrackPrimaryGenerator (AliAODTrack track, AliAODMCHeader header, TClonesArray *arrayMC, TString &nameGen)

Bool_t	IsCandidateInjected (AliAODRecoDecayHF cand, AliAODMCHeader header, TClonesArray *arrayMC)

Bool_t	HasCascadeCandidateAnyDaughInjected (AliAODRecoCascadeHF cand, AliAODMCHeader header, TClonesArray *arrayMC)

void	SetEtaRangeForTracklets (Double_t mineta, Double_t maxeta)
	Functions for tracklet multiplcity calculation. More...

Int_t	GetNumberOfTrackletsInEtaRange (AliAODEvent *ev) const

Static Public Member Functions
static void	ComputeSignificance (Double_t signal, Double_t errsignal, Double_t background, Double_t errbackground, Double_t &significance, Double_t &errsignificance)
	Significance calculator. More...

static Double_t	FindChi (Double_t res, Int_t k=1)

static Double_t	Pol (Double_t x, Int_t k)

static Double_t	ResolK1 (Double_t x)

static Double_t	GetSubEvResol (const TH1F *hSubEvCorr)

static Double_t	GetSubEvResolLowLim (const TH1F *hSubEvCorr)

static Double_t	GetSubEvResolHighLim (const TH1F *hSubEvCorr)

static Double_t	GetFullEvResol (Double_t resSub, Int_t k=1)

static Double_t	GetFullEvResol (const TH1F *hSubEvCorr, Int_t k=1)

static Double_t	GetFullEvResolLowLim (const TH1F *hSubEvCorr, Int_t k=1)

static Double_t	GetFullEvResolHighLim (const TH1F *hSubEvCorr, Int_t k=1)

static TString	GetGenerator (Int_t label, AliAODMCHeader *header)

static Int_t	GetNumberOfTrackletsInEtaRange (AliAODEvent *ev, Double_t mineta, Double_t maxeta)

static Int_t	GetGeneratedMultiplicityInEtaRange (TClonesArray *arrayMC, Double_t mineta, Double_t maxeta)

static Int_t	GetGeneratedPrimariesInEtaRange (TClonesArray *arrayMC, Double_t mineta, Double_t maxeta)

static Int_t	GetGeneratedPhysicalPrimariesInEtaRange (TClonesArray *arrayMC, Double_t mineta, Double_t maxeta)

static Double_t	GetSpherocity (AliAODEvent *aod, Double_t etaMin=-0.8, Double_t etaMax=0.8, Double_t ptMin=0.15, Double_t ptMax=10., Int_t filtbit1=256, Int_t filtbit2=512, Int_t minMult=3, Double_t phiStepSizeDeg=0.1)
	Functions for event shape variables. More...

static Double_t	GetSphericity (AliAODEvent *aod, Double_t etaMin=-0.8, Double_t etaMax=0.8, Double_t ptMin=0.15, Double_t ptMax=10., Int_t filtbit1=256, Int_t filtbit2=512, Int_t minMult=3)

static Double_t	GetVZEROAEqualizedMultiplicity (AliAODEvent *ev)
	Utilities for V0 multiplicity checks. More...

static Double_t	GetVZEROCEqualizedMultiplicity (AliAODEvent *ev)

static void	AveragePt (Float_t &averagePt, Float_t &errorPt, Float_t ptmin, Float_t ptmax, TH2F hMassD, Float_t massFromFit, Float_t sigmaFromFit, TF1 funcB2, Float_t sigmaRangeForSig=2.5, Float_t sigmaRangeForBkg=4.5, Float_t minMass=0., Float_t maxMass=3., Int_t rebin=1)
	Functions for computing average pt. More...

static Bool_t	CheckT0TriggerFired (AliAODEvent *aodEv)
	Functions for processing trigger information. More...

static Double_t	GetTrueImpactParameterDzero (AliAODMCHeader mcHeader, TClonesArray arrayMC, AliAODMCParticle *partDp)
	Functions for computing true impact parameter of D meson. More...

static Double_t	GetTrueImpactParameterDplus (AliAODMCHeader mcHeader, TClonesArray arrayMC, AliAODMCParticle *partDp)

static Double_t	GetCorrectedNtracklets (TProfile *estimatorAvg, Double_t uncorrectedNacc, Double_t vtxZ, Double_t refMult)

static Int_t	CheckOrigin (TClonesArray arrayMC, AliAODMCParticle mcPart, Bool_t searchUpToQuark=kTRUE)

static Int_t	CheckOrigin (AliStack stack, TParticle mcPart, Bool_t searchUpToQuark=kTRUE)

static Double_t	GetBeautyMotherPt (TClonesArray arrayMC, AliAODMCParticle mcPart)

static Int_t	CheckD0Decay (AliStack stack, Int_t label, Int_t arrayDauLab)

static Int_t	CheckD0Decay (TClonesArray arrayMC, AliAODMCParticle mcPart, Int_t *arrayDauLab)

static Int_t	CheckDplusDecay (AliStack stack, Int_t label, Int_t arrayDauLab)

static Int_t	CheckDplusDecay (TClonesArray arrayMC, AliAODMCParticle mcPart, Int_t *arrayDauLab)

static Int_t	CheckDplusKKpiDecay (AliStack stack, Int_t label, Int_t arrayDauLab)

static Int_t	CheckDplusK0spiDecay (AliStack stack, Int_t label, Int_t arrayDauLab)

static Int_t	CheckDsDecay (AliStack stack, Int_t label, Int_t arrayDauLab)

static Int_t	CheckDsDecay (TClonesArray arrayMC, AliAODMCParticle mcPart, Int_t *arrayDauLab)

static Int_t	CheckDsK0sKDecay (AliStack stack, Int_t label, Int_t arrayDauLab)

static Int_t	CheckDstarDecay (AliStack stack, Int_t label, Int_t arrayDauLab)

static Int_t	CheckDstarDecay (TClonesArray arrayMC, AliAODMCParticle mcPart, Int_t *arrayDauLab)

static Int_t	CheckLcpKpiDecay (AliStack stack, Int_t label, Int_t arrayDauLab)

static Int_t	CheckLcV0bachelorDecay (AliStack stack, Int_t label, Int_t arrayDauLab)

static Int_t	CheckXicXipipiDecay (AliStack stack, Int_t label, Int_t arrayDauLab)

Private Attributes
Int_t	fK

Double_t	fSubRes
	ratio of measured harmonic to event plane harmonic More...

Double_t	fMinEtaForTracklets
	sub-event resolution = sqrt(<cos[n(phiA-phiB)] >) More...

Double_t	fMaxEtaForTracklets
	min eta for counting tracklets More...

Detailed Description

Class with functions useful for different D2H analyses //.

//

event plane resolution //
<pt> calculation with side band subtraction //
tracklet multiplicity calculation //
Author
Origin: F.Prino, Torino, prino.nosp@m.@to..nosp@m.infn..nosp@m.it // //

Definition at line 36 of file AliVertexingHFUtils.h.

Constructor & Destructor Documentation

AliVertexingHFUtils::AliVertexingHFUtils ( )

Default contructor

Definition at line 50 of file AliVertexingHFUtils.cxx.

AliVertexingHFUtils::AliVertexingHFUtils ( Int_t k )

Standard constructor

Definition at line 61 of file AliVertexingHFUtils.cxx.

virtual AliVertexingHFUtils::~AliVertexingHFUtils ( )

inlinevirtual

Definition at line 40 of file AliVertexingHFUtils.h.

Member Function Documentation

void AliVertexingHFUtils::AveragePt	(	Float_t &	averagePt,
		Float_t &	errorPt,
		Float_t	ptmin,
		Float_t	ptmax,
		TH2F *	hMassD,
		Float_t	massFromFit,
		Float_t	sigmaFromFit,
		TF1 *	funcB2,
		Float_t	sigmaRangeForSig = `2.5`,
		Float_t	sigmaRangeForBkg = `4.5`,
		Float_t	minMass = `0.`,
		Float_t	maxMass = `3.`,
		Int_t	rebin = `1`
	)

static

Functions for computing average pt.

Compute <pt> from 2D histogram M vs pt

Definition at line 277 of file AliVertexingHFUtils.cxx.

Int_t AliVertexingHFUtils::CheckD0Decay	(	AliStack *	stack,
		Int_t	label,
		Int_t *	arrayDauLab
	)

static

Checks the D0 decay channel. Returns 1 for the D0->Kpi case, 2 for the D0->Kpipipi case, -1 in other cases

Definition at line 697 of file AliVertexingHFUtils.cxx.

Referenced by AliAnalysisTaskCombinHF::FillGenHistos(), AliAnalysisTaskSED0Mass::FillMCAcceptanceHistos(), and AliAnalysisTaskCheckHFMCProd::UserExec().

Int_t AliVertexingHFUtils::CheckD0Decay	(	TClonesArray *	arrayMC,
		AliAODMCParticle *	mcPart,
		Int_t *	arrayDauLab
	)

static

Checks the D0 decay channel. Returns 1 for the D0->Kpi case, 2 for the D0->Kpipipi case, -1 in other cases

Definition at line 807 of file AliVertexingHFUtils.cxx.

Int_t AliVertexingHFUtils::CheckDplusDecay	(	AliStack *	stack,
		Int_t	label,
		Int_t *	arrayDauLab
	)

static

Checks the Dplus decay channel. Returns 1 for the non-resonant case, 2 for the resonant case, -1 in other cases

Definition at line 914 of file AliVertexingHFUtils.cxx.

Referenced by AliAnalysisTaskCombinHF::FillGenHistos(), AliAnalysisTaskSEDplus::FillMCAcceptanceHistos(), and AliAnalysisTaskCheckHFMCProd::UserExec().

Int_t AliVertexingHFUtils::CheckDplusDecay	(	TClonesArray *	arrayMC,
		AliAODMCParticle *	mcPart,
		Int_t *	arrayDauLab
	)

static

Checks the Dplus decay channel. Returns 1 for the non-resonant case, 2 for the resonant case, -1 in other cases

Definition at line 1001 of file AliVertexingHFUtils.cxx.

Int_t AliVertexingHFUtils::CheckDplusK0spiDecay	(	AliStack *	stack,
		Int_t	label,
		Int_t *	arrayDauLab
	)

static

Checks the Dplus->V0+pion decay channel. Returns 1 if success, -1 otherwise

Definition at line 1174 of file AliVertexingHFUtils.cxx.

Int_t AliVertexingHFUtils::CheckDplusKKpiDecay	(	AliStack *	stack,
		Int_t	label,
		Int_t *	arrayDauLab
	)

static

Checks the Ds decay channel. Returns 1 for Ds->phipi->KKpi, 2 for Ds->K0*K->KKpi, 3 for the non-resonant case

Definition at line 1085 of file AliVertexingHFUtils.cxx.

Referenced by AliAnalysisTaskCheckHFMCProd::UserExec().

Int_t AliVertexingHFUtils::CheckDsDecay	(	AliStack *	stack,
		Int_t	label,
		Int_t *	arrayDauLab
	)

static

Checks the Ds decay channel. Returns 1 for Ds->phipi->KKpi, 2 for Ds->K0*K->KKpi, 3 for the non-resonant case

Definition at line 1252 of file AliVertexingHFUtils.cxx.

Referenced by AliAnalysisTaskCombinHF::FillGenHistos(), AliAnalysisTaskSEDs::FillMCGenAccHistos(), and AliAnalysisTaskCheckHFMCProd::UserExec().

Int_t AliVertexingHFUtils::CheckDsDecay	(	TClonesArray *	arrayMC,
		AliAODMCParticle *	mcPart,
		Int_t *	arrayDauLab
	)

static

Checks the Ds decay channel. Returns 1 for Ds->phipi->KKpi, 2 for Ds->K0*K->KKpi, 3 for the non-resonant case

Definition at line 1428 of file AliVertexingHFUtils.cxx.

Int_t AliVertexingHFUtils::CheckDsK0sKDecay	(	AliStack *	stack,
		Int_t	label,
		Int_t *	arrayDauLab
	)

static

Checks the Ds->K0s+S decay channel. Returns 1 in case of success, otherwise -1

Definition at line 1341 of file AliVertexingHFUtils.cxx.

Int_t AliVertexingHFUtils::CheckDstarDecay	(	AliStack *	stack,
		Int_t	label,
		Int_t *	arrayDauLab
	)

static

Checks the Dstar decay channel. Returns 1 for D*->D0pi->Kpipi, -1 in other cases

Definition at line 1515 of file AliVertexingHFUtils.cxx.

Referenced by AliAnalysisTaskCheckHFMCProd::UserExec().

Int_t AliVertexingHFUtils::CheckDstarDecay	(	TClonesArray *	arrayMC,
		AliAODMCParticle *	mcPart,
		Int_t *	arrayDauLab
	)

static

Checks the Dstar decay channel. Returns 1 for D*->D0pi->Kpipi, -1 in other cases

Definition at line 1590 of file AliVertexingHFUtils.cxx.

Int_t AliVertexingHFUtils::CheckLcpKpiDecay	(	AliStack *	stack,
		Int_t	label,
		Int_t *	arrayDauLab
	)

static

Checks the Lc->pKpi decay channel. Returns 1 for non-resonant decays and 2, 3 or 4 for resonant ones, -1 in other cases

Definition at line 1663 of file AliVertexingHFUtils.cxx.

Referenced by AliAnalysisTaskCheckHFMCProd::UserExec().

Int_t AliVertexingHFUtils::CheckLcV0bachelorDecay	(	AliStack *	stack,
		Int_t	label,
		Int_t *	arrayDauLab
	)

static

Checks the Lc->V0+bachelor decay channel. Returns 1 for pK0s, 2 for piLambda, 3 for pK0l -1 in other cases

Definition at line 1768 of file AliVertexingHFUtils.cxx.

Referenced by AliAnalysisTaskCheckHFMCProd::UserExec().

Int_t AliVertexingHFUtils::CheckOrigin	(	TClonesArray *	arrayMC,
		AliAODMCParticle *	mcPart,
		Bool_t	searchUpToQuark = `kTRUE`
	)

static

checking whether the mother of the particles come from a charm or a bottom quark

Definition at line 637 of file AliVertexingHFUtils.cxx.

Referenced by AliAnalysisTaskCombinHF::FillGenHistos(), AliAnalysisTaskCombinHF::FillHistos(), AliAnalysisTaskSELambdac::FillMassHists(), AliAnalysisTaskSED0Mass::FillMassHists(), AliAnalysisTaskSED0Mass::FillMCAcceptanceHistos(), AliAnalysisTaskSEDplus::FillMCAcceptanceHistos(), AliAnalysisTaskSEDs::FillMCGenAccHistos(), AliAnalysisTaskSELambdac::FillVarHists(), AliAnalysisTaskSELc2V0bachelor::MakeAnalysisForLc2prK0S(), AliAnalysisTaskSELc2V0bachelorTMVA::MakeAnalysisForLc2prK0S(), AliAnalysisTaskSED0Mass::NormIPvar(), AliAnalysisTaskSELambdacTMVA::SetIsLcGen(), AliAnalysisTaskSELambdacTMVA::SetIsLcReco(), AliAnalysisTaskCheckHFMCProd::UserExec(), AliAnalysisTaskSEDs::UserExec(), and AliAnalysisTaskSEDplus::UserExec().

Int_t AliVertexingHFUtils::CheckOrigin	(	AliStack *	stack,
		TParticle *	mcPart,
		Bool_t	searchUpToQuark = `kTRUE`
	)

static

checking whether the mother of the particles come from a charm or a bottom quark

Definition at line 605 of file AliVertexingHFUtils.cxx.

Bool_t AliVertexingHFUtils::CheckT0TriggerFired ( AliAODEvent * aodEv )

static

Functions for processing trigger information.

check if T0VTX trigger was fired, based on a workaround suggested by Alla

Definition at line 354 of file AliVertexingHFUtils.cxx.

Int_t AliVertexingHFUtils::CheckXicXipipiDecay	(	AliStack *	stack,
		Int_t	label,
		Int_t *	arrayDauLab
	)

static

Checks the Xic decay channel. Returns 1 for Xic->Xipipi, -1 in other cases

Definition at line 1863 of file AliVertexingHFUtils.cxx.

void AliVertexingHFUtils::ComputeSignificance	(	Double_t	signal,
		Double_t	errsignal,
		Double_t	background,
		Double_t	errbackground,
		Double_t &	significance,
		Double_t &	errsignificance
	)

static

Significance calculator.

calculate significance from S, B and errors

Definition at line 73 of file AliVertexingHFUtils.cxx.

Referenced by AliHFMassFitter::GetYieldBox(), AliHFMassFitterVAR::GetYieldBox(), AliHFMassFitterVAR::PlotFitVAR(), AliHFMassFitterVAR::Significance(), and AliHFMassFitter::Significance().

Double_t AliVertexingHFUtils::FindChi ( ) const

inline

Definition at line 54 of file AliVertexingHFUtils.h.

Referenced by FindChi(), and GetFullEvResol().

Double_t AliVertexingHFUtils::FindChi	(	Double_t	res,
		Int_t	k = `1`
	)

static

compute chi variable (=v2*sqrt(N)) from external values

Definition at line 111 of file AliVertexingHFUtils.cxx.

Double_t AliVertexingHFUtils::GetBeautyMotherPt	(	TClonesArray *	arrayMC,
		AliAODMCParticle *	mcPart
	)

static

get the pt of the beauty hadron (feed-down case), returns negative value for prompt

Definition at line 669 of file AliVertexingHFUtils.cxx.

Referenced by AliAnalysisTaskSED0Mass::FillMCAcceptanceHistos(), AliAnalysisTaskSEDplus::FillMCAcceptanceHistos(), AliAnalysisTaskSED0Mass::NormIPvar(), and AliAnalysisTaskSEDplus::UserExec().

Double_t AliVertexingHFUtils::GetCorrectedNtracklets	(	TProfile *	estimatorAvg,
		Double_t	uncorrectedNacc,
		Double_t	vtxZ,
		Double_t	refMult
	)

static

Definition at line 490 of file AliVertexingHFUtils.cxx.

Referenced by AliCFTaskVertexingHFCutVarFDSub::UserExec(), AliCFTaskVertexingHF::UserExec(), AliAnalysisTaskSEDvsMultiplicity::UserExec(), and AliAnalysisTaskSEDvsEventShapes::UserExec().

Double_t AliVertexingHFUtils::GetFullEvResol ( ) const

inline

Definition at line 55 of file AliVertexingHFUtils.h.

Referenced by GetFullEvResol(), GetFullEvResolHighLim(), and GetFullEvResolLowLim().

Double_t AliVertexingHFUtils::GetFullEvResol	(	Double_t	resSub,
		Int_t	k = `1`
	)

static

computes event plane resolution starting from sub event resolution

Definition at line 154 of file AliVertexingHFUtils.cxx.

Double_t AliVertexingHFUtils::GetFullEvResol	(	const TH1F *	hSubEvCorr,
		Int_t	k = `1`
	)

static

computes event plane resolution starting from sub event correlation histogram

Definition at line 167 of file AliVertexingHFUtils.cxx.

Double_t AliVertexingHFUtils::GetFullEvResolHighLim	(	const TH1F *	hSubEvCorr,
		Int_t	k = `1`
	)

static

computes high limit event plane resolution starting from sub event correlation histogram

Definition at line 182 of file AliVertexingHFUtils.cxx.

Double_t AliVertexingHFUtils::GetFullEvResolLowLim	(	const TH1F *	hSubEvCorr,
		Int_t	k = `1`
	)

static

computes low limit event plane resolution starting from sub event correlation histogram

Definition at line 174 of file AliVertexingHFUtils.cxx.

Int_t AliVertexingHFUtils::GetGeneratedMultiplicityInEtaRange	(	TClonesArray *	arrayMC,
		Double_t	mineta,
		Double_t	maxeta
	)

static

counts generated particles in fgiven eta range

Definition at line 203 of file AliVertexingHFUtils.cxx.

Int_t AliVertexingHFUtils::GetGeneratedPhysicalPrimariesInEtaRange	(	TClonesArray *	arrayMC,
		Double_t	mineta,
		Double_t	maxeta
	)

static

counts generated primary particles in given eta range

Definition at line 231 of file AliVertexingHFUtils.cxx.

Referenced by AliCFTaskVertexingHFCutVarFDSub::UserExec(), and AliCFTaskVertexingHF::UserExec().

Int_t AliVertexingHFUtils::GetGeneratedPrimariesInEtaRange	(	TClonesArray *	arrayMC,
		Double_t	mineta,
		Double_t	maxeta
	)

static

counts generated primary particles in given eta range

Definition at line 216 of file AliVertexingHFUtils.cxx.

TString AliVertexingHFUtils::GetGenerator	(	Int_t	label,
		AliAODMCHeader *	header
	)

static

get the name of the generator that produced a given particle

Definition at line 515 of file AliVertexingHFUtils.cxx.

Referenced by GetTrackPrimaryGenerator().

Int_t AliVertexingHFUtils::GetK ( ) const

inline

Definition at line 51 of file AliVertexingHFUtils.h.

Int_t AliVertexingHFUtils::GetNumberOfTrackletsInEtaRange	(	AliAODEvent *	ev,
		Double_t	mineta,
		Double_t	maxeta
	)

static

counts tracklets in given eta range

Definition at line 190 of file AliVertexingHFUtils.cxx.

Referenced by GetNumberOfTrackletsInEtaRange(), AliAnalysisTaskCombinHF::UserExec(), AliAnalysisTaskSEHFQA::UserExec(), AliCFTaskVertexingHFCutVarFDSub::UserExec(), AliAnalysisTaskSEDplus::UserExec(), and AliCFTaskVertexingHF::UserExec().

Int_t AliVertexingHFUtils::GetNumberOfTrackletsInEtaRange ( AliAODEvent * ev ) const

inline

Definition at line 86 of file AliVertexingHFUtils.h.

Double_t AliVertexingHFUtils::GetSphericity	(	AliAODEvent *	aod,
		Double_t	etaMin = `-0.8`,
		Double_t	etaMax = `0.8`,
		Double_t	ptMin = `0.15`,
		Double_t	ptMax = `10.`,
		Int_t	filtbit1 = `256`,
		Int_t	filtbit2 = `512`,
		Int_t	minMult = `3`
	)

static

compute sphericity

Definition at line 1917 of file AliVertexingHFUtils.cxx.

Referenced by AliAnalysisTaskSEDvsEventShapes::UserExec().

Double_t AliVertexingHFUtils::GetSpherocity	(	AliAODEvent *	aod,
		Double_t	etaMin = `-0.8`,
		Double_t	etaMax = `0.8`,
		Double_t	ptMin = `0.15`,
		Double_t	ptMax = `10.`,
		Int_t	filtbit1 = `256`,
		Int_t	filtbit2 = `512`,
		Int_t	minMult = `3`,
		Double_t	phiStepSizeDeg = `0.1`
	)

static

Functions for event shape variables.

compute spherocity

Definition at line 1970 of file AliVertexingHFUtils.cxx.

Referenced by AliAnalysisTaskSEDvsEventShapes::UserExec().

Double_t AliVertexingHFUtils::GetSubEvResol ( ) const

inline

Definition at line 52 of file AliVertexingHFUtils.h.

Referenced by GetFullEvResol(), and SetSubEventHisto().

static Double_t AliVertexingHFUtils::GetSubEvResol ( const TH1F * hSubEvCorr )

inlinestatic

Definition at line 59 of file AliVertexingHFUtils.h.

static Double_t AliVertexingHFUtils::GetSubEvResolHighLim ( const TH1F * hSubEvCorr )

inlinestatic

Definition at line 67 of file AliVertexingHFUtils.h.

Referenced by GetFullEvResolHighLim().

static Double_t AliVertexingHFUtils::GetSubEvResolLowLim ( const TH1F * hSubEvCorr )

inlinestatic

Definition at line 63 of file AliVertexingHFUtils.h.

Referenced by GetFullEvResolLowLim().

void AliVertexingHFUtils::GetTrackPrimaryGenerator	(	AliAODTrack *	track,
		AliAODMCHeader *	header,
		TClonesArray *	arrayMC,
		TString &	nameGen
	)

method to check if a track comes from a given generator

Definition at line 532 of file AliVertexingHFUtils.cxx.

Referenced by IsTrackInjected(), and AliAnalysisTaskSECharmFraction::UserExec().

Double_t AliVertexingHFUtils::GetTrueImpactParameterDplus	(	AliAODMCHeader *	mcHeader,
		TClonesArray *	arrayMC,
		AliAODMCParticle *	partDp
	)

static

true impact parameter calculation for Dplus

Definition at line 404 of file AliVertexingHFUtils.cxx.

Referenced by AliAnalysisTaskSEDvsMultiplicity::UserExec(), and AliAnalysisTaskSEDvsEventShapes::UserExec().

Double_t AliVertexingHFUtils::GetTrueImpactParameterDzero	(	AliAODMCHeader *	mcHeader,
		TClonesArray *	arrayMC,
		AliAODMCParticle *	partDp
	)

static

Functions for computing true impact parameter of D meson.

true impact parameter calculation for Dzero

Definition at line 361 of file AliVertexingHFUtils.cxx.

Referenced by AliAnalysisTaskSEDvsMultiplicity::UserExec(), and AliAnalysisTaskSEDvsEventShapes::UserExec().

Double_t AliVertexingHFUtils::GetVZEROAEqualizedMultiplicity ( AliAODEvent * ev )

static

Utilities for V0 multiplicity checks.

Method to get VZERO-A equalized multiplicty as done in AliCentralitySelectionTask getting the equalized VZERO factors from the tender or AOD

Definition at line 248 of file AliVertexingHFUtils.cxx.

Referenced by AliAnalysisTaskSEDvsMultiplicity::UserExec(), and AliAnalysisTaskSEDvsEventShapes::UserExec().

Double_t AliVertexingHFUtils::GetVZEROCEqualizedMultiplicity ( AliAODEvent * ev )

static

Method to get VZERO-C equalized multiplicty as done in AliCentralitySelectionTask getting the equalized VZERO factors from the tender or AOD http://git.cern.ch/pubweb/AliRoot.git/blob/HEAD:/ANALYSIS/AliCentralitySelectionTask.cxx#l1345

Definition at line 263 of file AliVertexingHFUtils.cxx.

Referenced by AliAnalysisTaskSEDvsMultiplicity::UserExec(), and AliAnalysisTaskSEDvsEventShapes::UserExec().

Bool_t AliVertexingHFUtils::HasCascadeCandidateAnyDaughInjected	(	AliAODRecoCascadeHF *	cand,
		AliAODMCHeader *	header,
		TClonesArray *	arrayMC
	)

method to check if a cascade candidate comes from the signal event or from the underlying Hijing event

Definition at line 585 of file AliVertexingHFUtils.cxx.

Referenced by AliAnalysisTaskSELc2V0bachelorTMVA::MakeAnalysisForLc2prK0S().

Bool_t AliVertexingHFUtils::IsCandidateInjected	(	AliAODRecoDecayHF *	cand,
		AliAODMCHeader *	header,
		TClonesArray *	arrayMC
	)

method to check if a D meson candidate comes from the signal event or from the underlying Hijing event

Definition at line 574 of file AliVertexingHFUtils.cxx.

Referenced by AliAnalysisTaskSELambdacTMVA::FillMassHists(), AliAnalysisTaskSELambdacTMVA::FillNtuple(), AliAnalysisTaskSELambdac::FillVarHists(), and AliAnalysisTaskSECharmFraction::UserExec().

Bool_t AliVertexingHFUtils::IsTrackInjected	(	AliAODTrack *	track,
		AliAODMCHeader *	header,
		TClonesArray *	arrayMC
	)

method to check if a track comes from the signal event or from the underlying Hijing event

Definition at line 564 of file AliVertexingHFUtils.cxx.

Referenced by HasCascadeCandidateAnyDaughInjected(), and IsCandidateInjected().

Double_t AliVertexingHFUtils::Pol ( Double_t x ) const

inline

Definition at line 53 of file AliVertexingHFUtils.h.

Referenced by FindChi(), GetFullEvResol(), and Pol().

Double_t AliVertexingHFUtils::Pol	(	Double_t	x,
		Int_t	k
	)

static

compute chi from polynomial approximation

Definition at line 91 of file AliVertexingHFUtils.cxx.

Double_t AliVertexingHFUtils::ResolK1 ( Double_t x )

static

Definition at line 105 of file AliVertexingHFUtils.cxx.

Referenced by FindChi(), and GetFullEvResol().

void AliVertexingHFUtils::SetEtaRangeForTracklets	(	Double_t	mineta,
		Double_t	maxeta
	)

inline

Functions for tracklet multiplcity calculation.

Definition at line 81 of file AliVertexingHFUtils.h.

void AliVertexingHFUtils::SetK ( Int_t k )

inline

Functions for Event plane resolution.

Definition at line 46 of file AliVertexingHFUtils.h.

void AliVertexingHFUtils::SetSubEventHisto ( const TH1F * hSub )

inline

Definition at line 48 of file AliVertexingHFUtils.h.

void AliVertexingHFUtils::SetSubEvResol ( Double_t res )

inline

Definition at line 47 of file AliVertexingHFUtils.h.

Member Data Documentation

Int_t AliVertexingHFUtils::fK

private

Definition at line 139 of file AliVertexingHFUtils.h.

Referenced by FindChi(), GetFullEvResol(), GetK(), Pol(), and SetK().

Double_t AliVertexingHFUtils::fMaxEtaForTracklets

private

min eta for counting tracklets

Definition at line 142 of file AliVertexingHFUtils.h.

Referenced by GetNumberOfTrackletsInEtaRange(), and SetEtaRangeForTracklets().

Double_t AliVertexingHFUtils::fMinEtaForTracklets

private

sub-event resolution = sqrt(<cos[n(phiA-phiB)] >)

Definition at line 141 of file AliVertexingHFUtils.h.

Referenced by GetNumberOfTrackletsInEtaRange(), and SetEtaRangeForTracklets().

Double_t AliVertexingHFUtils::fSubRes

private

ratio of measured harmonic to event plane harmonic

Definition at line 140 of file AliVertexingHFUtils.h.

Referenced by FindChi(), GetFullEvResol(), GetSubEvResol(), SetSubEventHisto(), and SetSubEvResol().

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

PWGHF/vertexingHF/AliVertexingHFUtils.h
PWGHF/vertexingHF/AliVertexingHFUtils.cxx

Public Member Functions

Static Public Member Functions

Private Attributes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation