1 #ifndef ALIANALYSISTASKDS_H
2 #define ALIANALYSISTASKDS_H
4 /* Copyright(c) 2007-2009, ALICE Experiment at CERN, All rights reserved. *
5 * See cxx source for full Copyright notice */
10 ///////////////////////////////////////////////////////////////////
12 // Analysis task to produce Ds candidates mass spectra //
13 // Origin: F.Prino, Torino, prino@to.infn.it //
15 ///////////////////////////////////////////////////////////////////
22 #include "AliAnalysisTaskSE.h"
23 #include "AliRDHFCutsDstoKKpi.h"
25 class AliAnalysisTaskSEDs : public AliAnalysisTaskSE
29 AliAnalysisTaskSEDs();
30 AliAnalysisTaskSEDs(const char *name, AliRDHFCutsDstoKKpi* productioncuts, AliRDHFCutsDstoKKpi* analysiscuts);
31 virtual ~AliAnalysisTaskSEDs();
32 void SetReadMC(Bool_t readMC=kTRUE){fReadMC=readMC;}
33 void SetMassRange(Double_t rang=0.2){fMassRange=rang;}
34 void SetInvMassBinSize(Double_t binsiz=0.002){fMassBinSize=binsiz;}
35 void SetPtBins(Int_t n, Float_t* lim);
36 void SetProductionCuts(AliRDHFCutsDstoKKpi* cuts){fProdCuts=cuts;}
37 void SetAnalysisCuts(AliRDHFCutsDstoKKpi* cuts){fAnalysisCuts=cuts;}
38 // Implementation of interface methods
39 virtual void UserCreateOutputObjects();
41 virtual void LocalInit() {Init();}
42 virtual void UserExec(Option_t *option);
43 virtual void Terminate(Option_t *option);
46 Int_t GetHistoIndex(Int_t iPtBin) const { return iPtBin*4;}
47 Int_t GetSignalHistoIndex(Int_t iPtBin) const { return iPtBin*4+1;}
48 Int_t GetBackgroundHistoIndex(Int_t iPtBin) const { return iPtBin*4+2;}
49 Int_t GetReflSignalHistoIndex(Int_t iPtBin) const { return iPtBin*4+3;}
53 AliAnalysisTaskSEDs(const AliAnalysisTaskSEDs &source);
54 AliAnalysisTaskSEDs& operator=(const AliAnalysisTaskSEDs& source);
56 TList* fOutput; //! list send on output slot 0
57 TH1F* fHistNEvents; //! hist. for No. of events
58 TH1F* fChanHist[4]; //! hist. with KKpi and piKK candidates (sig,bkg,tot)
59 TH1F* fChanHistCuts[4]; //! hist. with KKpi and piKK candidates analysis cuts
60 TH1F* fMassHist[4*kMaxPtBins]; //! hist. of mass spectra (sig,bkg,tot)
61 TH1F* fMassHistCuts[4*kMaxPtBins];//! hist. of mass spectra (sig,bkg,tot) analysis cuts
62 TH1F* fCosPHist[4*kMaxPtBins]; //! hist. of cos pointing angle (sig,bkg,tot)
63 TH1F* fDLenHist[4*kMaxPtBins]; //! hist. of decay length (sig,bkg,tot)
64 TH1F* fSumd02Hist[4*kMaxPtBins]; //! hist. for sum d02 (Prod Cuts)
65 TH1F* fSigVertHist[4*kMaxPtBins]; //! hist. for sigVert (Prod Cuts)
66 TH1F* fPtMaxHist[4*kMaxPtBins]; //! hist. for Pt Max (Prod Cuts)
67 TH1F* fPtCandHist[4*kMaxPtBins]; //! hist. for Pt Max (Prod Cuts)
68 TH1F* fDCAHist[4*kMaxPtBins]; //! hist. for DCA (Prod Cuts)
69 TH1F* fPtProng0Hist[4*kMaxPtBins]; //! hist. for Pt Max (Prod Cuts)
70 TH1F* fPtProng1Hist[4*kMaxPtBins]; //! hist. for DCA (Prod Cuts)
71 TH1F* fPtProng2Hist[4*kMaxPtBins]; //! hist. for DCA (Prod Cuts)
72 TH2F* fDalitz[4*kMaxPtBins]; //! dalitz plot (sig,bkg,tot)
73 Bool_t fReadMC; // flag for access to MC
74 UChar_t fNPtBins; // number of Pt bins
75 TList *fListCuts; //list of cuts
76 Float_t fPtLimits[kMaxPtBins+1]; // limits for pt bins
77 Double_t fMassRange; // range for mass histogram
78 Double_t fMassBinSize; // bin size for inv. mass histo
80 AliRDHFCutsDstoKKpi *fProdCuts; // Cuts for Analysis
81 AliRDHFCutsDstoKKpi *fAnalysisCuts; // Cuts for Analysis
83 ClassDef(AliAnalysisTaskSEDs,4); // AliAnalysisTaskSE for Ds mass spectra