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[u/mrichter/AliRoot.git] / PWG3 / vertexingHF / AliAnalysisTaskSELambdac.h
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7eb0cc73 1#ifndef ALIANALYSISTASKLAMBDAC_H
2#define ALIANALYSISTASKLAMBDAC_H
3
4/* Copyright(c) 1998-2008, ALICE Experiment at CERN, All rights reserved. *
5 * See cxx source for full Copyright notice */
6
27de2dfb 7/* $Id$ */
8
7eb0cc73 9//*************************************************************************
10// Class AliAnalysisTaskSELambdac
4c7fd068 11// AliAnalysisTaskSE for the Lambdac candidates Invariant Mass Histogram and
7eb0cc73 12//comparison of heavy-flavour decay candidates
13// to MC truth (kinematics stored in the AOD)
4c7fd068 14// r.romita@gsi.de
7eb0cc73 15//*************************************************************************
16
17#include <TROOT.h>
18#include <TSystem.h>
19#include <TNtuple.h>
20#include <TH1F.h>
21#include <TH2F.h>
22#include <TArrayD.h>
23
24#include "AliAnalysisTaskSE.h"
25#include "AliAnalysisVertexingHF.h"
26#include "AliAODMCParticle.h"
27#include "AliRDHFCutsLctopKpi.h"
28#include "AliRDHFCuts.h"
29#include "TClonesArray.h"
60eac73d 30//#include "AliAODpidUtil.h"
31#include "AliPIDResponse.h"
7eb0cc73 32
33class AliAnalysisTaskSELambdac : public AliAnalysisTaskSE
34{
35 public:
36
37 AliAnalysisTaskSELambdac();
38 AliAnalysisTaskSELambdac(const char *name, Bool_t fillNtuple,AliRDHFCutsLctopKpi *lccutsana, AliRDHFCutsLctopKpi *lccutsprod);
39 virtual ~AliAnalysisTaskSELambdac();
40
41 void SetReadMC(Bool_t readMC=kTRUE){fReadMC=readMC;}
42 void SetMCPid(){fMCPid=kTRUE;fReadMC=kTRUE;fRealPid=kFALSE;fResPid=kFALSE;return;}
029ed93a 43 void SetRealPid(){fRealPid=kTRUE;fMCPid=kFALSE;return;}
44 void SetResonantPid(){fResPid=kTRUE;fRealPid=kTRUE;fMCPid=kFALSE;return;}
7eb0cc73 45 void SetCutsKF(Float_t cutsKF[10]){for(Int_t i=0;i<10;i++){fCutsKF[i]=cutsKF[i];}return;}
46 void SetUseKF(Bool_t useKF=kTRUE){fUseKF=useKF;}
029ed93a 47 void SetAnalysis(Bool_t analysis=kTRUE){fAnalysis=analysis;}
7eb0cc73 48 void SetMassLimits(Float_t range);
49 void SetMassLimits(Float_t lowlimit, Float_t uplimit);
50 void SetPtBinLimit(Int_t n, Float_t *limitarray);
029ed93a 51 void SetFillVarHists(Bool_t setter) {fFillVarHists=setter;return;}
60eac73d 52 void SetMultiplicityHists(Bool_t setter) {fMultiplicityHists=setter;return;}
53 void SetPriorsHists(Bool_t setter) {fPriorsHists=setter;return;}
7eb0cc73 54
4c7fd068 55 Float_t GetUpperMassLimit() const {return fUpmasslimit;}
56 Float_t GetLowerMassLimit() const {return fLowmasslimit;}
57 Int_t GetNBinsPt() const {return fNPtBins;}
58 Double_t GetPtBinLimit(Int_t ibin) const ;
59 Bool_t IspiKpMC(AliAODRecoDecayHF3Prong *d,TClonesArray *arrayMC) const ;
7ad4b782 60 Bool_t IspKpiMC(AliAODRecoDecayHF3Prong *d,TClonesArray *arrayMC) const ;
029ed93a 61 Int_t IspiKpResonant(AliAODRecoDecayHF3Prong *d,Double_t field) const ;
62 Int_t IspKpiResonant(AliAODRecoDecayHF3Prong *d,Double_t field) const ;
4c7fd068 63 Bool_t VertexingKF(AliAODRecoDecayHF3Prong *d,Int_t *pdgs,Double_t field) const ;
64 Int_t MatchToMCLambdac(AliAODRecoDecayHF3Prong *d,TClonesArray *arrayMC) const ;
65 Bool_t GetLambdacDaugh(AliAODMCParticle *part, TClonesArray *arrayMC) const ;
7eb0cc73 66
029ed93a 67 void FillMassHists(AliAODEvent *aod,AliAODRecoDecayHF3Prong *part, TClonesArray *arrayMC, AliRDHFCutsLctopKpi *cuts);
60eac73d 68 void FillVarHists(AliAODRecoDecayHF3Prong *part, TClonesArray *arrMC, AliRDHFCutsLctopKpi *cuts, /*TList *listout,*/ AliAODEvent *aod);
69 Bool_t Is3ProngFromPDG(AliAODRecoDecayHF3Prong *part, TClonesArray *arrMC, Int_t pdgToBeCompared=4);
70 Bool_t IsTrackFromPDG(AliAODTrack *daugh, TClonesArray *arrayMC, Int_t pdgToBeCompared);
71 Bool_t IsThereAGeneratedLc(TClonesArray *arrayMC);
72 Int_t NumberPrimaries(AliAODEvent *aods);
7eb0cc73 73 // Implementation of interface methods
74 virtual void UserCreateOutputObjects();
75 virtual void Init();
76 virtual void LocalInit() {Init();}
77 virtual void UserExec(Option_t *option);
78 virtual void Terminate(Option_t *option);
79
80 private:
81
82 AliAnalysisTaskSELambdac(const AliAnalysisTaskSELambdac &source);
83 AliAnalysisTaskSELambdac& operator=(const AliAnalysisTaskSELambdac& source);
84 Int_t GetHistoIndex(Int_t iPtBin) const { return iPtBin*3;}
85 Int_t GetSignalHistoIndex(Int_t iPtBin) const { return iPtBin*3+1;}
86 Int_t GetBackgroundHistoIndex(Int_t iPtBin) const { return iPtBin*3+2;}
87 Int_t GetLSHistoIndex(Int_t iPtBin)const { return iPtBin*5;}
7ad4b782 88
89 Bool_t ReconstructKF(AliAODRecoDecayHF3Prong *d,Int_t *pdgs,Double_t field) const;
60eac73d 90 void FillAPrioriConcentrations(AliAODRecoDecayHF3Prong *part, AliRDHFCutsLctopKpi *cuts,
91 AliAODEvent* aod, TClonesArray *arrMC);
92 void MultiplicityStudies(AliAODRecoDecayHF3Prong *part, AliRDHFCutsLctopKpi *cuts,
93 AliAODEvent* aod, TClonesArray *arrMC,
94 Bool_t &flag1,Bool_t &flag2,Bool_t &flag3,
95 Bool_t &flag4, Bool_t &flag5, Bool_t &flag6);
7eb0cc73 96 enum {kMaxPtBins=10};
97
98 TList *fOutput; //! list send on output slot 0
99 TH1F *fHistNEvents; //!hist. for No. of events
7ad4b782 100 TH1F *fhChi2; //!hist. for No. of events
101 TH1F *fhMassPtGreater3; //!hist. for No. of events
102 TH1F *fhMassPtGreater3TC; //!hist. for No. of events
029ed93a 103 TH1F *fhMassPtGreater3Kp; //!hist. for No. of events
104 TH1F *fhMassPtGreater3KpTC; //!hist. for No. of events
105 TH1F *fhMassPtGreater3Lpi; //!hist. for No. of events
106 TH1F *fhMassPtGreater3LpiTC; //!hist. for No. of events
107 TH1F *fhMassPtGreater2; //!hist. for No. of events
108 TH1F *fhMassPtGreater2TC; //!hist. for No. of events
109 TH1F *fhMassPtGreater2Kp; //!hist. for No. of events
110 TH1F *fhMassPtGreater2KpTC; //!hist. for No. of events
111 TH1F *fhMassPtGreater2Lpi; //!hist. for No. of events
112 TH1F *fhMassPtGreater2LpiTC; //!hist. for No. of events
7eb0cc73 113 TH1F *fMassHist[3*kMaxPtBins]; //!hist. for inv mass (LC)
7eb0cc73 114 TH1F *fMassHistTC[3*kMaxPtBins]; //!hist. for inv mass (TC)
029ed93a 115 TH1F *fMassHistLpi[3*kMaxPtBins]; //!hist. for inv mass (LC)
116 TH1F *fMassHistLpiTC[3*kMaxPtBins]; //!hist. for inv mass (TC)
117 TH1F *fMassHistKp[3*kMaxPtBins]; //!hist. for inv mass (LC)
118 TH1F *fMassHistKpTC[3*kMaxPtBins]; //!hist. for inv mass (TC)
7eb0cc73 119 TNtuple *fNtupleLambdac; //! output ntuple
120 Float_t fUpmasslimit; //upper inv mass limit for histos
121 Float_t fLowmasslimit; //lower inv mass limit for histos
7ad4b782 122 Float_t fCutsKF[10]; //cuts with KF vertexer
7eb0cc73 123 Int_t fNPtBins; //number of bins in Pt for histograms
124 AliRDHFCutsLctopKpi *fRDCutsAnalysis; //Cuts for Analysis
125 AliRDHFCutsLctopKpi *fRDCutsProduction; //Production Cuts
126 TList *fListCuts; //list of cuts
127 Double_t fArrayBinLimits[kMaxPtBins+1]; //limits for the Pt bins
128 Bool_t fFillNtuple; // flag for filling ntuple
129 Bool_t fReadMC; //flag for access to MC
130 Bool_t fMCPid; //flag for access to MC
7ad4b782 131 Bool_t fRealPid; //flag for real PID
132 Bool_t fResPid; //flag for PID with resonant channels
133 Bool_t fUseKF; //flag to cut with KF vertexer
029ed93a 134 Bool_t fAnalysis; //apply analysis cuts
7eb0cc73 135 AliAnalysisVertexingHF *fVHF; // Vertexer heavy flavour (used to pass the cuts)
029ed93a 136 Bool_t fFillVarHists;
60eac73d 137 Bool_t fMultiplicityHists;
138 Bool_t fPriorsHists;
029ed93a 139 TH1F *fNentries;
140 TList *fOutputMC;
60eac73d 141 TList *fAPriori;
142 TList *fMultiplicity;
143 //AliAODpidUtil* fUtilPid;
144 AliPIDResponse *fPIDResponse; //! PID response object
145
146 ClassDef(AliAnalysisTaskSELambdac,5); // AliAnalysisTaskSE for the invariant mass analysis of heavy-flavour decay candidates (Lambdac)
7eb0cc73 147};
148
149#endif
150