1 #ifndef ALIANALYSISTASKSEDVSMULTIPLICITY_H
2 #define ALIANALYSISTASKSEDVSMULTIPLICITY_H
4 /* Copyright(c) 1998-2008, ALICE Experiment at CERN, All rights reserved. *
5 * See cxx source for full Copyright notice */
9 //*************************************************************************
10 // Class AliAnalysisTaskSEDvsMultiplicity
11 // AliAnalysisTaskSE for the D meson vs. multiplcity analysis
12 // Authors: Renu Bala, Zaida Conesa del Valle, Francesco Prino
13 //*************************************************************************
24 #include "AliRDHFCutsDplustoKpipi.h"
25 #include "AliAnalysisTaskSE.h"
26 #include "AliAnalysisVertexingHF.h"
27 #include "AliNormalizationCounter.h"
28 #include "AliAODMCHeader.h"
29 #include "AliAODMCParticle.h"
30 #include "AliVertexingHFUtils.h"
31 #include "AliVEvent.h"
34 class AliAnalysisTaskSEDvsMultiplicity : public AliAnalysisTaskSE
38 AliAnalysisTaskSEDvsMultiplicity();
39 AliAnalysisTaskSEDvsMultiplicity(const char *name, Int_t pdgMeson, AliRDHFCuts* cuts);
40 virtual ~AliAnalysisTaskSEDvsMultiplicity();
43 void SetMassLimits(Double_t lowlimit, Double_t uplimit);
44 void SetMassLimits(Int_t pdg, Double_t range);
45 Double_t GetUpperMassLimit() const {return fUpmasslimit;}
46 Double_t GetLowerMassLimit() const {return fLowmasslimit;}
47 void SetNMassBins(Int_t nbins){fNMassBins=nbins;}
48 Int_t GetNMassBins() const{return fNMassBins;}
49 Bool_t GetSubtractTrackletsFromDaughters() const {return fSubtractTrackletsFromDau;}
51 void SetImpactParameterBinning(Int_t nbins, Double_t dmin, Double_t dmax){
57 void SetReadMC(Bool_t readMC=kTRUE){fReadMC=readMC;}
58 void SetMCOption(Int_t option=0){ fMCOption = option; }
59 void SetUseBit(Bool_t use=kTRUE){fUseBit=use;}
60 void SetDoImpactParameterHistos(Bool_t doImp=kTRUE){fDoImpPar=doImp;}
63 void SetMultiplVsZProfileLHC10b(TProfile* hprof){
64 if(fMultEstimatorAvg[0]) delete fMultEstimatorAvg[0];
65 fMultEstimatorAvg[0]=new TProfile(*hprof);
67 void SetMultiplVsZProfileLHC10c(TProfile* hprof){
68 if(fMultEstimatorAvg[1]) delete fMultEstimatorAvg[1];
69 fMultEstimatorAvg[1]=new TProfile(*hprof);
71 void SetMultiplVsZProfileLHC10d(TProfile* hprof){
72 if(fMultEstimatorAvg[2]) delete fMultEstimatorAvg[2];
73 fMultEstimatorAvg[2]=new TProfile(*hprof);
75 void SetMultiplVsZProfileLHC10e(TProfile* hprof){
76 if(fMultEstimatorAvg[3]) delete fMultEstimatorAvg[3];
77 fMultEstimatorAvg[3]=new TProfile(*hprof);
79 void SetReferenceMultiplcity(Double_t rmu){fRefMult=rmu;}
82 void UseMCNchWeight(Bool_t flag) { fUseNchWeight = flag; }
83 void SetHistoNchWeight(TH1F *h){
84 if(fHistoMCNch) delete fHistoMCNch;
85 fHistoMCNch = new TH1F(*h);
88 void SetSubtractTrackletsFromDaughters(Bool_t opt){fSubtractTrackletsFromDau=opt;}
89 Int_t CheckOrigin(TClonesArray* arrayMC, AliAODMCParticle *mcPartCandidate) const;
91 enum { kNtrk10=0, kNtrk10to16=1, kVZERO=2 };
92 void SetMultiplicityEstimator(Int_t value){ fMultiplicityEstimator=value; }
93 Int_t GetMultiplicityEstimator(){ return fMultiplicityEstimator; }
94 enum { kEta10=0, kEta10to16=1, kEtaVZERO=2 };
95 void SetMCPrimariesEstimator(Int_t value){ fMCPrimariesEstimator=value; }
96 Int_t GetMCPrimariesEstimator(){ return fMCPrimariesEstimator; }
98 // Implementation of interface methods
99 virtual void UserCreateOutputObjects();
101 virtual void LocalInit() {Init();}
102 virtual void UserExec(Option_t *option);
103 virtual void Terminate(Option_t *option);
107 AliAnalysisTaskSEDvsMultiplicity(const AliAnalysisTaskSEDvsMultiplicity &source);
108 AliAnalysisTaskSEDvsMultiplicity& operator=(const AliAnalysisTaskSEDvsMultiplicity& source);
110 TProfile* GetEstimatorHistogram(const AliVEvent *event);
111 void CreateImpactParameterHistos();
112 void CreateMeasuredNchHisto();
113 void FillMCMassHistos(TClonesArray *arrayMC, Int_t labD, Int_t countMult,Double_t nchWeight);
115 TList *fOutput; //! list send on output slot 1
116 TList *fListCuts; //list of cuts
117 TList *fOutputCounters; //! list send on output slot 3
118 TList *fListProfiles; //list of profile histos for z-vtx correction
120 TH1F *fHistNEvents; //!hist. for No. of events
122 TH2F* fHistNtrEta16vsNtrEta1; //!hist. for Ntracklets in eta<1.6 vs. eta<1.
123 TH2F* fHistNtrCorrEta1vsNtrRawEta1; //!hist. for Ntracklets in eta<1 with and w/o corrections
124 TH2F* fHistNtrVsZvtx; //! hist of ntracklets vs Zvertex
125 TH2F* fHistNtrCorrVsZvtx; //! hist of ntracklets vs Zvertex
127 TH2F* fHistNtrVsNchMC; //! hist of ntracklets vs Nch (Generated)
128 TH2F* fHistNtrCorrVsNchMC; //! hist of ntracklets vs Nch (Generated)
129 TH2F* fHistNtrVsNchMCPrimary; //! hist of ntracklets vs Nch (Primary)
130 TH2F* fHistNtrCorrVsNchMCPrimary; //! hist of ntracklets vs Nch (Primary)
131 TH2F* fHistNtrVsNchMCPhysicalPrimary; //! hist of ntracklets vs Nch (Physical Primary)
132 TH2F* fHistNtrCorrVsNchMCPhysicalPrimary; //! hist of ntracklets vs Nch (Physical Primary)
133 TH1F* fHistGenPrimaryParticlesInelGt0; //!hist. of geenrated multiplcity
134 TH3F* fHistNchMCVsNchMCPrimaryVsNchMCPhysicalPrimary; //! hist of Nch (generated) vs Nch (Primary) vs Nch (Physical Primary)
136 TH1F* fHistNtrUnCorrEvSel; //! hist. of ntracklets for selected events
137 TH1F* fHistNtrCorrEvSel; //! hist. of ntracklets for selected events
138 TH1F* fHistNtrCorrEvWithCand; //! hist. of ntracklets for evnts with a candidate
139 TH1F* fHistNtrCorrEvWithD;//! hist. of ntracklets for evnts with a candidate in D mass peak
142 TH3F *fPtVsMassVsMult; //! hist. of Pt vs Mult vs. mass (
143 TH3F *fPtVsMassVsMultNoPid; //! hist. of Pt vs Mult vs. mass (no pid)
144 TH3F *fPtVsMassVsMultUncorr; //! hist. of Pt vs Mult vs. mass (raw mult)
145 TH3F *fPtVsMassVsMultPart; //! hist. of Pt vs Mult vs. mass (particle)
146 TH3F *fPtVsMassVsMultAntiPart; //! hist. of Pt vs Mult vs. mass (antiparticle)
147 TH3F *fPtVsMassVsMultMC; //! hist. of Pt vs Mult vs. mass (MC true candidates before reconstruction)
149 THnSparseF *fHistMassPtImpPar[5];//! histograms for impact paramter studies
151 Double_t fUpmasslimit; //upper inv mass limit for histos
152 Double_t fLowmasslimit; //lower inv mass limit for histos
153 Int_t fNMassBins; // nbins for invariant mass histos
155 AliRDHFCuts *fRDCutsAnalysis; // Cuts for Analysis
156 AliNormalizationCounter *fCounter; //!Counter for normalization
157 AliNormalizationCounter *fCounterU; //!Counter for normalization, uncorr mult
159 Bool_t fDoImpPar; //swicth for D impact parameter THnSparse
160 Int_t fNImpParBins; // nunber of bins in impact parameter histos
161 Double_t fLowerImpPar; // lower limit in impact parameter (um)
162 Double_t fHigherImpPar; // higher limit in impact parameter (um)
164 Bool_t fReadMC; //flag for access to MC
165 Int_t fMCOption; // 0=keep all cand, 1=keep only signal, 2= keep only back
166 Bool_t fUseBit; // flag to use bitmask
167 Bool_t fSubtractTrackletsFromDau; // flag for subtracting D meson daughter contribution to N of tracklets
169 Bool_t fUseNchWeight; // weight on the MC on the generated multiplicity
170 TH1F* fHistoMCNch; // weight histogram for the MC on the generated multiplicity
171 TH1F* fHistoMeasNch; //! weight histogram on the true measured multiplicity
173 TProfile* fMultEstimatorAvg[4]; // TProfile with mult vs. Z per period
174 Double_t fRefMult; // refrence multiplcity (period b)
175 Int_t fPdgMeson; // pdg code of analyzed meson
177 Int_t fMultiplicityEstimator; // Definition of the multiplicity estimator: kNtrk10=0, kNtrk10to16=1, kVZERO=2
178 Int_t fMCPrimariesEstimator; // Definition of the primaries estimator eta range: |eta|<1.0=0, -1.6<|eta|<1.0=1, VZEROrange=2
180 ClassDef(AliAnalysisTaskSEDvsMultiplicity,7); // D vs. mult task