Adding a simpler algorithm for hit merging
[u/mrichter/AliRoot.git] / PWG3 / vertexingHF / AliAnalysisTaskSEDplus.h
4/* Copyright(c) 1998-2008, ALICE Experiment at CERN, All rights reserved. *
5 * See cxx source for full Copyright notice */
27de2dfb 7/* $Id$ */
d486095a 9//*************************************************************************
10// Class AliAnalysisTaskSEDplus
4afc48a2 11// AliAnalysisTaskSE for the D+ candidates Invariant Mass Histogram and
12//comparison of heavy-flavour decay candidates
d486095a 13// to MC truth (kinematics stored in the AOD)
4afc48a2 14// Renu Bala,
993bfba1 15// F. Prino,
16// G. Ortona,
d486095a 17//*************************************************************************
19#include <TROOT.h>
20#include <TSystem.h>
21#include <TNtuple.h>
22#include <TH1F.h>
595cc7e2 23#include <TH2F.h>
7d9ca2b5 24#include <TH3F.h>
82bb8d4b 25#include <TArrayD.h>
d486095a 26
4c230f6d 27#include "AliRDHFCutsDplustoKpipi.h"
d486095a 28#include "AliAnalysisTaskSE.h"
29#include "AliAnalysisVertexingHF.h"
a96083b9 30#include "AliNormalizationCounter.h"
7d9ca2b5 31#include "AliAODMCHeader.h"
32#include "AliAODMCParticle.h"
d486095a 33
34class AliAnalysisTaskSEDplus : public AliAnalysisTaskSE
36 public:
38 AliAnalysisTaskSEDplus();
4c230f6d 39 AliAnalysisTaskSEDplus(const char *name, AliRDHFCutsDplustoKpipi* analysiscuts,AliRDHFCutsDplustoKpipi* productioncuts,Bool_t fillNtuple=kFALSE);
d486095a 40 virtual ~AliAnalysisTaskSEDplus();
82bb8d4b 41
4afc48a2 42 void SetReadMC(Bool_t readMC=kTRUE){fReadMC=readMC;}
3ec9254b 43 void SetDoLikeSign(Int_t dols=0){fDoLS=dols;}
7d9ca2b5 44 void SetDoImpactParameterHistos(Bool_t doImp=kTRUE){fDoImpPar=doImp;}
a96083b9 45 void SetUseStrangeness(Bool_t uses=kTRUE){fUseStrangeness=uses;}
82bb8d4b 46 void SetMassLimits(Float_t range);
47 void SetMassLimits(Float_t lowlimit, Float_t uplimit);
4c230f6d 48 void SetPtBinLimit(Int_t n, Float_t *limitarray);
993bfba1 49 void SetBinWidth(Float_t w);
5fc4893f 50 void SetUseBit(Bool_t dols=kTRUE){fUseBit=dols;}
82bb8d4b 51
52 Float_t GetUpperMassLimit(){return fUpmasslimit;}
53 Float_t GetLowerMassLimit(){return fLowmasslimit;}
54 Int_t GetNBinsPt(){return fNPtBins;}
55 Double_t GetPtBinLimit(Int_t ibin);
993bfba1 56 Float_t GetBinWidth(){return fBinWidth;}
57 Int_t GetNBinsHistos();
82bb8d4b 58
59 void LSAnalysis(TClonesArray *arrayOppositeSign,TClonesArray *arrayLikeSign,AliAODEvent *aod,AliAODVertex *vtx1, Int_t nDplusOS);
7d9ca2b5 60 Int_t CheckOrigin(TClonesArray* arrayMC, AliAODMCParticle *mcPartCandidate) const;
61 void CreateLikeSignHistos();
62 void CreateImpactParameterHistos();
82bb8d4b 64
d486095a 65 // Implementation of interface methods
66 virtual void UserCreateOutputObjects();
67 virtual void Init();
68 virtual void LocalInit() {Init();}
69 virtual void UserExec(Option_t *option);
70 virtual void Terminate(Option_t *option);
4afc48a2 71
d486095a 72 private:
74 AliAnalysisTaskSEDplus(const AliAnalysisTaskSEDplus &source);
75 AliAnalysisTaskSEDplus& operator=(const AliAnalysisTaskSEDplus& source);
82bb8d4b 76 Int_t GetHistoIndex(Int_t iPtBin) const { return iPtBin*3;}
77 Int_t GetSignalHistoIndex(Int_t iPtBin) const { return iPtBin*3+1;}
78 Int_t GetBackgroundHistoIndex(Int_t iPtBin) const { return iPtBin*3+2;}
79 Int_t GetLSHistoIndex(Int_t iPtBin)const { return iPtBin*5;}
af636507 80 Float_t GetTrueImpactParameter(AliAODMCHeader *mcHeader, TClonesArray* arrayMC, AliAODMCParticle *partDp) const;
73173a6a 82 enum {kMaxPtBins=20};
82bb8d4b 83
d486095a 84 TList *fOutput; //! list send on output slot 0
3ec9254b 85 TH1F *fHistNEvents; //!hist. for No. of events
82bb8d4b 86 TH1F *fMassHist[3*kMaxPtBins]; //!hist. for inv mass (LC)
3ec9254b 87 TH1F *fCosPHist[3*kMaxPtBins]; //!hist. for PointingAngle (LC)
88 TH1F *fDLenHist[3*kMaxPtBins]; //!hist. for Dec Length (LC)
89 TH1F *fSumd02Hist[3*kMaxPtBins]; //!hist. for sum d02 (LC)
90 TH1F *fSigVertHist[3*kMaxPtBins]; //!hist. for sigVert (LC)
91 TH1F *fPtMaxHist[3*kMaxPtBins]; //!hist. for Pt Max (LC)
92 TH1F *fPtKHist[3*kMaxPtBins]; //!hist. for PtK (LC)
93 TH1F *fPtpi1Hist[3*kMaxPtBins]; //!hist. for PtPi1 (LC)
94 TH1F *fPtpi2Hist[3*kMaxPtBins]; //!hist. for PtPi2 (LC)
95 TH1F *fDCAHist[3*kMaxPtBins]; //!hist. for DCA (LC)
96 TH1F *fDLxy[3*kMaxPtBins]; //!hist. for DLxy (LC)
97 TH1F *fDLxyTC[3*kMaxPtBins]; //!hist. for DLxy (TC)
98 TH1F *fCosxy[3*kMaxPtBins]; //!hist. for Cosxy (LC)
99 TH1F *fCosxyTC[3*kMaxPtBins]; //!hist. for Cosxy (TC)
7d9ca2b5 100 TH1F *fMassHistTC[3*kMaxPtBins]; //!hist. for inv mass (TC)
bb69f127 101 TH1F *fMassHistTCPlus[3*kMaxPtBins]; //!hist. for D+ inv mass (TC)
102 TH1F *fMassHistTCMinus[3*kMaxPtBins]; //!hist. for D- inv mass (TC)
82bb8d4b 103 TH1F *fMassHistLS[5*kMaxPtBins];//!hist. for LS inv mass (LC)
ba9ae5b2 104 TH1F *fCosPHistLS[3*kMaxPtBins];//!hist. for LS cuts variable 1 (LC)
105 TH1F *fDLenHistLS[3*kMaxPtBins];//!hist. for LS cuts variable 2 (LC)
106 TH1F *fSumd02HistLS[3*kMaxPtBins];//!hist. for LS cuts variable 3 (LC)
107 TH1F *fSigVertHistLS[3*kMaxPtBins];//!hist. for LS cuts variable 4 (LC)
108 TH1F *fPtMaxHistLS[3*kMaxPtBins];//!hist. for LS cuts variable 5 (LC)
109 TH1F *fDCAHistLS[3*kMaxPtBins];//!hist. for LS cuts variable 6 (LC)
82bb8d4b 110 TH1F *fMassHistLSTC[5*kMaxPtBins];//!hist. for LS inv mass (TC)
37fc80e6 111 TH1F *fHistCentrality[3];//!hist. for cent distr (all,sel ev, )
7d9ca2b5 112 TH3F *fHistMassPtImpParTC[5];//! histograms for impact paramter studies
595cc7e2 113 TH2F *fPtVsMass; //! hist. of pt vs. mass (prod. cuts)
114 TH2F *fPtVsMassTC; //! hist. of pt vs. mass (analysis cuts)
115 TH2F *fYVsPt; //! hist. of Y vs. Pt (prod. cuts)
116 TH2F *fYVsPtTC; //! hist. of Y vs. Pt (analysis cuts)
117 TH2F *fYVsPtSig; //! hist. of Y vs. Pt (MC, only sig, prod. cuts)
118 TH2F *fYVsPtSigTC; //! hist. of Y vs. Pt (MC, only sig, analysis cuts)
1f4e9722 119 TNtuple *fNtupleDplus; //! output ntuple
82bb8d4b 120 Float_t fUpmasslimit; //upper inv mass limit for histos
121 Float_t fLowmasslimit; //lower inv mass limit for histos
4c230f6d 122 Int_t fNPtBins; //Number of Pt Bins
993bfba1 123 Float_t fBinWidth;//width of one bin in output histos
4c230f6d 124 TList *fListCuts; //list of cuts
125 AliRDHFCutsDplustoKpipi *fRDCutsProduction; //Production D+ Cuts
126 AliRDHFCutsDplustoKpipi *fRDCutsAnalysis; //Cuts for Analysis
a96083b9 127 AliNormalizationCounter *fCounter;//!Counter for normalization
82bb8d4b 128 Double_t fArrayBinLimits[kMaxPtBins+1]; //limits for the Pt bins
1f4e9722 129 Bool_t fFillNtuple; // flag for filling ntuple
82bb8d4b 130 Bool_t fReadMC; //flag for access to MC
a96083b9 131 Bool_t fUseStrangeness;//flag to enhance strangeness in MC to fit to data
7d9ca2b5 132 Bool_t fUseBit; // flag to use bitmask
133 Bool_t fDoImpPar; // flag to activate impact paramter histos
134 Int_t fDoLS; // flag to do LS analysis
d486095a 135
7d9ca2b5 136 ClassDef(AliAnalysisTaskSEDplus,13); // AliAnalysisTaskSE for the MC association of heavy-flavour decay candidates
d486095a 137};