1 #ifndef ALIANALYSISTASKSEDPLUS_H
2 #define ALIANALYSISTASKSEDPLUS_H
4 /* Copyright(c) 1998-2008, ALICE Experiment at CERN, All rights reserved. *
5 * See cxx source for full Copyright notice */
9 //*************************************************************************
10 // Class AliAnalysisTaskSEDplus
11 // AliAnalysisTaskSE for the D+ candidates Invariant Mass Histogram and
12 //comparison of heavy-flavour decay candidates
13 // to MC truth (kinematics stored in the AOD)
14 // Renu Bala, bala@to.infn.it
15 // F. Prino, prino@to.infn.it
16 // G. Ortona, ortona@to.infn.it
17 //*************************************************************************
25 #include <THnSparse.h>
28 #include "AliRDHFCutsDplustoKpipi.h"
29 #include "AliAnalysisTaskSE.h"
30 #include "AliAnalysisVertexingHF.h"
31 #include "AliNormalizationCounter.h"
32 #include "AliAODMCHeader.h"
33 #include "AliAODMCParticle.h"
35 class AliAnalysisTaskSEDplus : public AliAnalysisTaskSE
39 AliAnalysisTaskSEDplus();
40 AliAnalysisTaskSEDplus(const char *name, AliRDHFCutsDplustoKpipi* analysiscuts,Bool_t fillNtuple=kFALSE);
41 virtual ~AliAnalysisTaskSEDplus();
43 void SetReadMC(Bool_t readMC=kTRUE){fReadMC=readMC;}
44 void SetDoLikeSign(Int_t dols=0){fDoLS=dols;}
45 void SetSystem(Int_t system=0){fSystem=system;}
46 void SetCutsDistr(Bool_t cutsDistr=kTRUE){fCutsDistr=cutsDistr;}
47 void SetDoImpactParameterHistos(Bool_t doImp=kTRUE){fDoImpPar=doImp;}
48 void SetImpactParameterBinning(Int_t nbins, Float_t dmin, Float_t dmax){
53 void SetUseStrangeness(Bool_t uses=kTRUE){fUseStrangeness=uses;}
54 void SetMassLimits(Float_t range);
55 void SetMassLimits(Float_t lowlimit, Float_t uplimit);
56 void SetBinWidth(Float_t w);
57 void SetUseBit(Bool_t dols=kTRUE){fUseBit=dols;}
59 void SetUseOnlyPositiveEta(){fEtaSelection=1;}
60 void SetUseOnlyNegativeEta(){fEtaSelection=-1;}
61 void SetUseFullEta(){fEtaSelection=0;}
63 Float_t GetUpperMassLimit(){return fUpmasslimit;}
64 Float_t GetLowerMassLimit(){return fLowmasslimit;}
65 Int_t GetNBinsPt(){return fNPtBins;}
66 Float_t GetBinWidth(){return fBinWidth;}
67 Int_t GetNBinsHistos();
69 void LSAnalysis(TClonesArray *arrayOppositeSign,TClonesArray *arrayLikeSign,AliAODEvent *aod,AliAODVertex *vtx1, Int_t nDplusOS);
70 Int_t CheckOrigin(TClonesArray* arrayMC, const AliAODMCParticle *mcPartCandidate) const;
71 void CreateLikeSignHistos();
72 void CreateImpactParameterHistos();
74 // Implementation of interface methods
75 virtual void UserCreateOutputObjects();
77 virtual void LocalInit() {Init();}
78 virtual void UserExec(Option_t *option);
79 virtual void Terminate(Option_t *option);
83 AliAnalysisTaskSEDplus(const AliAnalysisTaskSEDplus &source);
84 AliAnalysisTaskSEDplus& operator=(const AliAnalysisTaskSEDplus& source);
85 Int_t GetHistoIndex(Int_t iPtBin) const { return iPtBin*3;}
86 Int_t GetSignalHistoIndex(Int_t iPtBin) const { return iPtBin*3+1;}
87 Int_t GetBackgroundHistoIndex(Int_t iPtBin) const { return iPtBin*3+2;}
88 Int_t GetLSHistoIndex(Int_t iPtBin)const { return iPtBin*5;}
89 Float_t GetTrueImpactParameter(const AliAODMCHeader *mcHeader, TClonesArray* arrayMC, const AliAODMCParticle *partDp) const;
90 Float_t GetStrangenessWeights(const AliAODRecoDecayHF3Prong* d, TClonesArray* arrayMC, Float_t factor[3]) const;
94 TList *fOutput; //! list send on output slot 0
95 TH1F *fHistNEvents; //!hist. for No. of events
96 TH1F *fMassHist[3*kMaxPtBins]; //!hist. for inv mass (LC)
97 TH1F *fCosPHist[3*kMaxPtBins]; //!hist. for PointingAngle (LC)
98 TH1F *fDLenHist[3*kMaxPtBins]; //!hist. for Dec Length (LC)
99 TH1F *fSumd02Hist[3*kMaxPtBins]; //!hist. for sum d02 (LC)
100 TH1F *fSigVertHist[3*kMaxPtBins]; //!hist. for sigVert (LC)
101 TH1F *fPtMaxHist[3*kMaxPtBins]; //!hist. for Pt Max (LC)
102 TH1F *fPtKHist[3*kMaxPtBins]; //!hist. for PtK (LC)
103 TH1F *fPtpi1Hist[3*kMaxPtBins]; //!hist. for PtPi1 (LC)
104 TH1F *fPtpi2Hist[3*kMaxPtBins]; //!hist. for PtPi2 (LC)
105 TH1F *fDCAHist[3*kMaxPtBins]; //!hist. for DCA (LC)
106 TH1F *fDLxy[3*kMaxPtBins]; //!hist. for DLxy (LC)
107 TH1F *fDLxyTC[3*kMaxPtBins]; //!hist. for DLxy (TC)
108 TH1F *fCosxy[3*kMaxPtBins]; //!hist. for Cosxy (LC)
109 TH1F *fCosxyTC[3*kMaxPtBins]; //!hist. for Cosxy (TC)
110 TH1F *fMassHistTC[3*kMaxPtBins]; //!hist. for inv mass (TC)
111 TH1F *fMassHistTCPlus[3*kMaxPtBins]; //!hist. for D+ inv mass (TC)
112 TH1F *fMassHistTCMinus[3*kMaxPtBins]; //!hist. for D- inv mass (TC)
113 TH1F *fMassHistLS[5*kMaxPtBins];//!hist. for LS inv mass (LC)
114 TH1F *fCosPHistLS[3*kMaxPtBins];//!hist. for LS cuts variable 1 (LC)
115 TH1F *fDLenHistLS[3*kMaxPtBins];//!hist. for LS cuts variable 2 (LC)
116 TH1F *fSumd02HistLS[3*kMaxPtBins];//!hist. for LS cuts variable 3 (LC)
117 TH1F *fSigVertHistLS[3*kMaxPtBins];//!hist. for LS cuts variable 4 (LC)
118 TH1F *fPtMaxHistLS[3*kMaxPtBins];//!hist. for LS cuts variable 5 (LC)
119 TH1F *fDCAHistLS[3*kMaxPtBins];//!hist. for LS cuts variable 6 (LC)
120 TH1F *fMassHistLSTC[5*kMaxPtBins];//!hist. for LS inv mass (TC)
121 TH2F *fCorreld0Kd0pi[3]; //!hist. for d0k*d0pi vs. d0k*d0pi (LC)
122 TH2F *fHistCentrality[3];//!hist. for cent distr (all,sel ev, )
123 THnSparseF *fHistMassPtImpParTC[5];//! histograms for impact paramter studies
124 TH2F *fPtVsMass; //! hist. of pt vs. mass (prod. cuts)
125 TH2F *fPtVsMassTC; //! hist. of pt vs. mass (analysis cuts)
126 TH3F *fYVsPt; //! hist. of Y vs. Pt vs. Mass(prod. cuts)
127 TH3F *fYVsPtTC; //! hist. of Y vs. Pt vs. Mass (analysis cuts)
128 TH2F *fYVsPtSig; //! hist. of Y vs. Pt (MC, only sig, prod. cuts)
129 TH2F *fYVsPtSigTC; //! hist. of Y vs. Pt (MC, only sig, analysis cuts)
130 TH2F *fPhiEtaCand; //! hist. with eta/phi distribution of candidates
131 TH2F *fPhiEtaCandSigReg;//! hist. eta/phi of candidates in D+ mass region
132 TH1F *fSPDMult; //! hist. of spd mult
133 TNtuple *fNtupleDplus; //! output ntuple
134 Float_t fUpmasslimit; //upper inv mass limit for histos
135 Float_t fLowmasslimit; //lower inv mass limit for histos
136 Int_t fNPtBins; //Number of Pt Bins
137 Float_t fBinWidth;//width of one bin in output histos
138 TList *fListCuts; //list of cuts
139 AliRDHFCutsDplustoKpipi *fRDCutsAnalysis; //Cuts for Analysis
140 AliNormalizationCounter *fCounter;//!Counter for normalization
141 Double_t fArrayBinLimits[kMaxPtBins+1]; //limits for the Pt bins
142 Bool_t fFillNtuple; // flag for filling ntuple
143 Bool_t fReadMC; //flag for access to MC
144 Bool_t fUseStrangeness;//flag to enhance strangeness in MC to fit to data
145 Bool_t fUseBit; // flag to use bitmask
146 Bool_t fCutsDistr; // flag to activate cuts distr histos
147 Bool_t fDoImpPar; // flag to activate impact paramter histos
148 Int_t fNImpParBins; // nunber of bins in impact parameter histos
149 Float_t fLowerImpPar; // lower limit in impact parameter (um)
150 Float_t fHigherImpPar; // higher limit in impact parameter (um)
151 Int_t fDoLS; // flag to do LS analysis
152 Int_t fEtaSelection; // eta region to accept D+ 0=all, -1 = negative, 1 = positive
153 Int_t fSystem; //0=pp,1=PbPb
155 ClassDef(AliAnalysisTaskSEDplus,21); // AliAnalysisTaskSE for the MC association of heavy-flavour decay candidates