AliNormalizationCounter.h

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#ifndef ALINORMALIZATIONCOUNTER_H
#define ALINORMALIZATIONCOUNTER_H

/**************************************************************************
 * Copyright(c) 1998-2008, ALICE Experiment at CERN, All rights reserved. *
 *                                                                        *
 * Author: The ALICE Off-line Project.                                    *
 * Contributors are mentioned in the code where appropriate.              *
 *                                                                        *
 * Permission to use, copy, modify and distribute this software and its   *
 * documentation strictly for non-commercial purposes is hereby granted   *
 * without fee, provided that the above copyright notice appears in all   *
 * copies and that both the copyright notice and this permission notice   *
 * appear in the supporting documentation. The authors make no claims     *
 * about the suitability of this software for any purpose. It is          *
 * provided "as is" without express or implied warranty.                  *
 **************************************************************************/

/* $Id$ */ 

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

#include <TROOT.h>
#include <TSystem.h>
#include <TNtuple.h>
#include <TH1F.h>
#include <TH2F.h>
#include <TH1D.h>
#include <AliESDEvent.h>
#include <AliESDtrack.h>
#include <AliAODTrack.h>
#include <AliAODEvent.h>
#include <AliVParticle.h>
#include "AliAnalysisTaskSE.h"
#include "AliCounterCollection.h"
#include "AliAnalysisDataSlot.h"
#include "AliAnalysisDataContainer.h"
#include "AliRDHFCuts.h"
//#include "AliAnalysisVertexingHF.h"

class AliNormalizationCounter : public TNamed
{
 public:

  AliNormalizationCounter();
  AliNormalizationCounter(const char *name);
  virtual ~AliNormalizationCounter();
  Long64_t Merge(TCollection* list);

  AliCounterCollection* GetCounter(){return &fCounters;}
  void Init();
  void Add(const AliNormalizationCounter*);
  void SetESD(Bool_t flag){fESD=flag;}
  void SetStudyMultiplicity(Bool_t flag, Float_t etaRange){ fMultiplicity=flag; fMultiplicityEtaRange=etaRange; }
  void SetStudySpherocity(Bool_t flag, Double_t nsteps=100.){fSpherocity=flag;
    fSpherocitySteps=nsteps;}
  void StoreEvent(AliVEvent*,AliRDHFCuts *,Bool_t mc=kFALSE, Int_t multiplicity=-9999, Double_t spherocity=-99.);
  void StoreCandidates(AliVEvent*, Int_t nCand=0,Bool_t flagFilter=kTRUE);
  TH1D* DrawAgainstRuns(TString candle="candid(filter)",Bool_t drawHist=kTRUE);
  TH1D* DrawRatio(TString candle1="candid(filter)",TString candle2="triggered");
  void PrintRubrics();
  Double_t GetSum(TString candle="triggered");
  Double_t GetSum(TString candle,Int_t minmultiplicity, Int_t maxmultiplicity);

  TH2F* GetHist(Bool_t filtercuts=kTRUE,Bool_t spdtracklets=kTRUE,Bool_t drawHist=kFALSE);
  Double_t GetNEventsForNorm();
  Double_t GetNEventsForNorm(Int_t runnumber);
  Bool_t GetStudyMultiplicity(){ return fMultiplicity; }
  Float_t GetStudyMultplicityEtaRange() { return fMultiplicityEtaRange; }
  Double_t GetNEventsForNorm(Int_t minmultiplicity, Int_t maxmultiplicity);
  Double_t GetNEventsForNormSpheroOnly(Double_t minspherocity, Double_t maxspherocity);
  Double_t GetNEventsForNorm(Int_t minmultiplicity, Int_t maxmultiplicity, Double_t minspherocity, Double_t maxspherocity);
  TH1D* DrawNEventsForNorm(Bool_t drawRatio=kFALSE);

 private:
  AliNormalizationCounter(const AliNormalizationCounter &source);
  AliNormalizationCounter& operator=(const AliNormalizationCounter& source);
  Int_t Multiplicity(AliVEvent* event);
  void FillCounters(TString name, Int_t runNumber, Int_t multiplicity, Double_t spherocity);


  AliCounterCollection fCounters; 
  Bool_t fESD; 
  Bool_t fMultiplicity; 
  Float_t fMultiplicityEtaRange;
  Bool_t fSpherocity; // flag for spherocity
  Double_t fSpherocitySteps;  // binning in spherocity
  TH2F *fHistTrackFilterEvMult; 
  TH2F *fHistTrackAnaEvMult;
  TH2F *fHistTrackFilterSpdMult; 
  TH2F *fHistTrackAnaSpdMult;

  ClassDef(AliNormalizationCounter,7);
};
#endif