AliAnalysisTaskSEDplus.h

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#ifndef ALIANALYSISTASKSEDPLUS_H
#define ALIANALYSISTASKSEDPLUS_H

/* Copyright(c) 1998-2008, ALICE Experiment at CERN, All rights reserved. *
 * See cxx source for full Copyright notice                               */

/* $Id$ */ 

//*************************************************************************
//*************************************************************************

#include <TROOT.h>
#include <TSystem.h>
#include <TNtuple.h>
#include <TH1F.h>
#include <TH2F.h>
#include <TH3F.h>
#include <THnSparse.h>
#include <TArrayD.h>

#include "AliRDHFCutsDplustoKpipi.h"
#include "AliAnalysisTaskSE.h"
#include "AliAnalysisVertexingHF.h"
#include "AliNormalizationCounter.h"
#include "AliAODMCHeader.h"
#include "AliAODMCParticle.h"

class AliAnalysisTaskSEDplus : public AliAnalysisTaskSE
{
 public:

  AliAnalysisTaskSEDplus();
  AliAnalysisTaskSEDplus(const char *name, AliRDHFCutsDplustoKpipi* analysiscuts,Int_t fillNtuple=0);
  virtual ~AliAnalysisTaskSEDplus();

  void SetReadMC(Bool_t readMC=kTRUE){fReadMC=readMC;}
  void SetDoLikeSign(Int_t dols=0){fDoLS=dols;}
  void SetSystem(Int_t system=0){fSystem=system;}
  void SetCutsDistr(Bool_t cutsDistr=kTRUE){fCutsDistr=cutsDistr;}
  void SetDoImpactParameterHistos(Bool_t doImp=kTRUE){fDoImpPar=doImp;}
  void SetDoTrackVarHistos(Bool_t doTrackHist=kTRUE){fDoTrackVarHist=doTrackHist;}
  void SetDoMCAcceptanceHistos(Bool_t doMCAcc=kTRUE){fStepMCAcc=doMCAcc;}
  void SetImpactParameterBinning(Int_t nbins, Float_t dmin, Float_t dmax){
    fNImpParBins=nbins;
    fLowerImpPar=dmin;
    fHigherImpPar=dmax;
  }
  void SetUseStrangeness(Bool_t uses=kTRUE){fUseStrangeness=uses;}
  void SetMassLimits(Float_t range);
  void SetMassLimits(Float_t lowlimit, Float_t uplimit);
  void SetBinWidth(Float_t w);
  void SetUseBit(Bool_t dols=kTRUE){fUseBit=dols;}

  void SetUseOnlyPositiveEta(){fEtaSelection=1;}
  void SetUseOnlyNegativeEta(){fEtaSelection=-1;}
  void SetUseFullEta(){fEtaSelection=0;}
  void SetUseQuarkLevelTag(Bool_t opt){fUseQuarkTagInKine=opt;}

  Float_t GetUpperMassLimit(){return fUpmasslimit;}
  Float_t GetLowerMassLimit(){return fLowmasslimit;}
  Int_t GetNBinsPt(){return fNPtBins;}
  Float_t GetBinWidth(){return fBinWidth;}
  Int_t GetNBinsHistos();
  
  void LSAnalysis(TClonesArray *arrayOppositeSign,TClonesArray *arrayLikeSign,AliAODEvent *aod,AliAODVertex *vtx1, Int_t nDplusOS);

  void CreateLikeSignHistos();
  void CreateImpactParameterHistos();
  void CreateTrackVarHistos();
  void CreateMCAcceptanceHistos();

  Bool_t CheckAcc(TClonesArray* arrayMC,Int_t nProng, Int_t *labDau);
  void FillMCAcceptanceHistos(TClonesArray *arrayMC, AliAODMCHeader *mcHeader);

  virtual void UserCreateOutputObjects();
  virtual void Init();
  virtual void LocalInit() {Init();}
  virtual void UserExec(Option_t *option);
  virtual void Terminate(Option_t *option);
    
 private:

  AliAnalysisTaskSEDplus(const AliAnalysisTaskSEDplus &source);
  AliAnalysisTaskSEDplus& operator=(const AliAnalysisTaskSEDplus& source); 
  Int_t GetHistoIndex(Int_t iPtBin) const { return iPtBin*3;}
  Int_t GetSignalHistoIndex(Int_t iPtBin) const { return iPtBin*3+1;}
  Int_t GetBackgroundHistoIndex(Int_t iPtBin) const { return iPtBin*3+2;}
  Int_t GetLSHistoIndex(Int_t iPtBin)const { return iPtBin*5;}
  Float_t GetTrueImpactParameter(const AliAODMCHeader *mcHeader, TClonesArray* arrayMC, const AliAODMCParticle *partDp) const;
  Float_t GetStrangenessWeights(const AliAODRecoDecayHF3Prong* d, TClonesArray* arrayMC, Float_t factor[3]) const;

  enum {kMaxPtBins=20};
  enum {kVarForSparse=12,kVarForSparseFD=13,kVarForTrackSparse=7};

  TList   *fOutput; 
  TH1F *fHistNEvents; 
  TH1F *fMassHistNoPid[3*kMaxPtBins]; 
  TH1F *fCosPHist[3*kMaxPtBins]; 
  TH1F *fDLenHist[3*kMaxPtBins]; 
  TH1F *fSumd02Hist[3*kMaxPtBins]; 
  TH1F *fSigVertHist[3*kMaxPtBins]; 
  TH1F *fPtMaxHist[3*kMaxPtBins]; 
  TH1F *fPtKHist[3*kMaxPtBins]; 
  TH1F *fPtpi1Hist[3*kMaxPtBins]; 
  TH1F *fPtpi2Hist[3*kMaxPtBins]; 
  TH1F *fDCAHist[3*kMaxPtBins]; 
  TH1F *fDLxy[3*kMaxPtBins]; 
  TH1F *fCosxy[3*kMaxPtBins]; 
  TH1F *fMassHist[3*kMaxPtBins]; 
  TH1F *fMassHistPlus[3*kMaxPtBins]; 
  TH1F *fMassHistMinus[3*kMaxPtBins]; 
  TH1F *fMassHistLS[5*kMaxPtBins];
  TH1F *fCosPHistLS[3*kMaxPtBins];
  TH1F *fDLenHistLS[3*kMaxPtBins];
  TH1F *fSumd02HistLS[3*kMaxPtBins];
  TH1F *fSigVertHistLS[3*kMaxPtBins];
  TH1F *fPtMaxHistLS[3*kMaxPtBins];
  TH1F *fDCAHistLS[3*kMaxPtBins];
  TH2F *fCorreld0Kd0pi[3]; 
  TH2F *fHistCentrality[3];
  THnSparseF *fHistMassPtImpPar[5];
  THnSparseF *fHistTrackVar; 
  THnSparseF *fMCAccPrompt; 
  THnSparseF *fMCAccBFeed; 
  TH2F *fPtVsMassNoPid;    
  TH2F *fPtVsMass;  
  TH3F *fYVsPtNoPid;       
  TH3F *fYVsPt;     
  TH2F *fYVsPtSigNoPid;    
  TH2F *fYVsPtSig;    
  TH2F *fPhiEtaCand;      
  TH2F *fPhiEtaCandSigReg;
  TH1F *fSPDMult;    
  TNtuple *fNtupleDplus; 
  Float_t fUpmasslimit;  
  Float_t fLowmasslimit; 
  Int_t fNPtBins; 
  Float_t fBinWidth;
  TList *fListCuts; 
  AliRDHFCutsDplustoKpipi *fRDCutsAnalysis; 
  AliNormalizationCounter *fCounter;
  Double_t fArrayBinLimits[kMaxPtBins+1]; 
  Int_t fFillNtuple;   
  Bool_t fReadMC;    
  Bool_t fUseStrangeness;
  Bool_t fUseBit;      
  Bool_t fCutsDistr;    
  Bool_t fDoImpPar;    
  Bool_t fDoTrackVarHist; 
  Bool_t fStepMCAcc;   
  Bool_t fUseQuarkTagInKine; 
  Int_t  fNImpParBins;   
  Float_t fLowerImpPar;  
  Float_t fHigherImpPar; 
  Int_t  fDoLS;        
  Int_t fEtaSelection; 
  Int_t fSystem;   
  
  ClassDef(AliAnalysisTaskSEDplus,26); 
};

#endif