PWG4/JetTasks/AliPWG4HighPtTrackQA.h

   1 /**************************************************************************
   2  * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
   3  *                                                                        *
   4  * Author: The ALICE Off-line Project.                                    *
   5  * Contributors are mentioned in the code where appropriate.              *
   6  *                                                                        *
   7  * Permission to use, copy, modify and distribute this software and its   *
   8  * documentation strictly for non-commercial purposes is hereby granted   *
   9  * without fee, provided that the above copyright notice appears in all   *
  10  * copies and that both the copyright notice and this permission notice   *
  11  * appear in the supporting documentation. The authors make no claims     *
  12  * about the suitability of this software for any purpose. It is          *
  13  * provided "as is" without express or implied warranty.                  *
  14  **************************************************************************/
  15
  16 //-----------------------------------------------------------------------
  17 // This class stores QA variables as function of pT for different type
  18 // of tracks and track selection criteria
  19 // Author : Marta Verweij - UU
  20 //-----------------------------------------------------------------------
  21
  22 #ifndef ALIPWG4HIGHPTTRACKQA_H
  23 #define ALIPWG4HIGHPTTRACKQA_H
  24
  25 #include "AliAnalysisTaskSE.h"
  26
  27 class TH1F;
  28 class TH2F;
  29 class TH3F;
  30 class TProfile;
  31 class TList;
  32 class TArrayF;
  33
  34 class AliVEvent;
  35 class AliESDEvent;
  36 class AliESDtrackCuts;
  37 class AliESDVertex;
  38 class AliAODTrack;
  39 class AliESDtrack;
  40
  41 class AliGenPythiaEventHeader;
  42 class AliMCEvent;
  43 //class AliAnalysisHelperJetTasks;
  44
  45 class AliPWG4HighPtTrackQA: public AliAnalysisTaskSE {
  46
  47  public:
  48   AliPWG4HighPtTrackQA();
  49   AliPWG4HighPtTrackQA(const char *name);
  50   virtual ~AliPWG4HighPtTrackQA() {;}
  51
  52   //  virtual void   ConnectInputData(Option_t *);
  53   virtual void   UserCreateOutputObjects();
  54   virtual void   UserExec(Option_t *option);
  55   virtual void   Terminate(Option_t *);
  56   virtual Bool_t Notify(); //Copied from AliAnalysisTaskJetSpectrum2
  57
  58   enum DataType {kESD,kAOD};
  59
  60   Bool_t IsPbPb() {return fIsPbPb;}  //is PbPb data?
  61   Bool_t SelectEvent();              //decides if event is used for analysis
  62   Int_t CalculateCentrality(AliVEvent *ev);
  63   Int_t CalculateCentrality(AliESDEvent *esd);
  64   Int_t CalculateCentrality(AliAODEvent *aod);
  65   Int_t GetCentralityClass(Float_t cent=-1.);
  66   void DoAnalysisESD();
  67   void DoAnalysisAOD();
  68   void FillHistograms();
  69
  70   void FillSystematicCutHist(AliESDtrack *track);
  71
  72   //Setters
  73   void SetDataType(DataType d)             {fDataType = d;}
  74   void SetIsPbPb(Bool_t cs)                {fIsPbPb = cs;}
  75   void SetCentralityClass(int cent)        {fCentClass=cent;}
  76   void SetCuts(AliESDtrackCuts* trackCuts) {fTrackCuts = trackCuts;}
  77   void SetCutsITSLoose(AliESDtrackCuts* trackCuts) {fTrackCutsITSLoose = trackCuts;}
  78   void SetCutsTPConly(AliESDtrackCuts* trackCuts) {fTrackCutsTPConly = trackCuts;}
  79   void SetTrackType(Int_t trackType) {fTrackType = trackType;}
  80   void SetFilterMask(UInt_t filterMask)    {fFilterMask = filterMask;}
  81
  82   void SetSigmaConstrainedMax(Double_t sigma) {fSigmaConstrainedMax=sigma;}
  83   void SetPtMax(Float_t ptmax) {fPtMax = ptmax;}
  84   void SetPtBinEdges(Int_t region, Double_t ptmax, Double_t ptBinWidth);
  85   void SetNVariables(Int_t nv) {fNVariables = nv;}
  86
  87   Float_t GetPtMax()           {return fPtMax;}
  88   Float_t GetTPCClusterInfo(AliAODTrack *tr,Int_t nNeighbours=3, Int_t type=0, Int_t row0=0, Int_t row1=159) const;
  89
  90   static AliGenPythiaEventHeader*  GetPythiaEventHeader(AliMCEvent *mcEvent);
  91   static Bool_t PythiaInfoFromFile(const char* currFile,Float_t &fXsec,Float_t &fTrials);// get the cross section and the trails either from pyxsec.root or from pysec_hists.root
  92
  93  protected:
  94
  95  private:
  96   AliPWG4HighPtTrackQA(const AliPWG4HighPtTrackQA&);
  97   AliPWG4HighPtTrackQA& operator=(const AliPWG4HighPtTrackQA&);
  98
  99   DataType fDataType;             //! kESD or kAOD
 100
 101   AliVEvent   *fEvent;            //! AliVEvent object
 102   AliESDEvent *fESD;              //! ESD object
 103   const AliESDVertex   *fVtx;     //! vertex object
 104
 105   AliESDtrackCuts *fTrackCuts;         // TrackCuts
 106   AliESDtrackCuts *fTrackCutsITSLoose; //Loose ITS track cuts
 107   AliESDtrackCuts *fTrackCutsTPConly;  //TPC track cuts
 108   Int_t   fTrackType;                  // 0: global track; 1:TPConly track 2: TPConly constrained track 3: global ITSrefit 4: TPConly constrained track with QA selection based on global track
 109   UInt_t fFilterMask;                  //! Select tracks from specific track cuts belonging to certain filter mask for AOD analysis
 110
 111   Double_t fSigmaConstrainedMax;  // max sigma on constrained fit
 112   Float_t fPtMax;                 // Maximum pT for histograms
 113   Float_t fPtBinEdges[3][2];      // 3 regions total with different binning for pT axis of histos
 114
 115   Bool_t   fIsPbPb;               // kTRUE if PbPb
 116   Int_t fCentClass;               // Select only events from predefined centrality class
 117
 118   /*
 119   0: pt
 120   1: phi
 121   2: eta
 122   3: dca2D
 123   4: dcaZ
 124   5: nClustersTPC
 125   6: nPointITS
 126   7: chi2C
 127   8: nSigmaToVertex
 128   9: relUncertainty1Pt
 129   10: chi2PerClusterTPC
 130   11: #crossed rows
 131   12: (#crossed rows)/(#findable clusters)
 132   */
 133   Int_t fNVariables;             // Number of variables
 134   TArrayF *fVariables;           // QA variables
 135
 136   Float_t fAvgTrials;             // Average number of trials
 137
 138   TH1F *fNEventAll;                            //! Event counter
 139   TH1F *fNEventSel;                            //! Event counter
 140   TH1F *fNEventReject;                         //! Book keeping of reason of rejecting events
 141
 142   TH1F *fh1Centrality;                         //! Centrality
 143
 144   TProfile*     fh1Xsec;                       //! pythia cross section and trials
 145   TH1F*         fh1Trials;                     //! trials which are added
 146   TH1F*         fh1PtHard;                     //! pt hard of the event
 147   TH1F*         fh1PtHardTrials;               //! pt hard of the event
 148
 149   TH1F *fh1NTracksAll;                         //! All tracks
 150   TH1F *fh1NTracksReject;                      //! Reason why track was rejected
 151   TH1F *fh1NTracksSel;                         //! Number of accepted tracks
 152
 153   TH1F *fPtAll;                                //! Pt spectrum all charged particles
 154   TH1F *fPtSel;                                //! Pt spectrum all selected charged particles by fTrackCuts
 155   TH2F *fPtPhi;                                //! Pt vs Phi
 156   TH2F *fPtEta;                                //! Pt vs Eta
 157   TH2F *fPtDCA2D;                              //! Pt vs DCA2D
 158   TH2F *fPtDCAZ;                               //! Pt vs DCAZ
 159   TH2F *fPtNClustersTPC;                       //! Pt vs nClustersTPC
 160   TH2F *fPtNPointITS;                          //! Pt vs nPointITS
 161   TH2F *fPtChi2C;                              //! Pt vs Chi2C
 162   TH2F *fPtNSigmaToVertex;                     //! Pt vs nSigmaToVertex
 163   TH2F *fPtRelUncertainty1Pt;                  //! Pt vs relUncertainty1Pt
 164   TH2F *fPtUncertainty1Pt;                     //! Pt vs Uncertainty1Pt
 165   TH2F *fPtChi2PerClusterTPC;                  //! Pt vs Chi2PerClusterTPC
 166   TH2F *fPtNCrossedRows;                       //! Pt vs NCrossedRows
 167   TH2F *fPtNCrossedRowsNClusF;                 //! Pt vs NCrossedRows/NClusF
 168   TH3F *fPtNCrRNCrRNClusF;                     //! Pt vs NCrossedRows vs NCrossedRows/NClusF
 169
 170   //histos for covariance matrix elements
 171   TH2F *fPtSigmaY2;                            //! 1/Pt vs sigma(y) extCov[0]
 172   TH2F *fPtSigmaZ2;                            //! 1/Pt vs sigma(z) extCov[2]
 173   TH2F *fPtSigmaSnp2;                          //! 1/Pt vs sigma(Snp) extCov[5]
 174   TH2F *fPtSigmaTgl2;                          //! 1/Pt vs sigma(Tgl) extCov[9]
 175   TH2F *fPtSigma1Pt2;                          //! 1/Pt vs sigma(1/pT) extCov[14]
 176
 177   //profiles for covariance matrix elements
 178   TProfile *fProfPtSigmaY2;                    //! 1/Pt vs sigma(y) extCov[0]
 179   TProfile *fProfPtSigmaZ2;                    //! 1/Pt vs sigma(z) extCov[2]
 180   TProfile *fProfPtSigmaSnp2;                  //! 1/Pt vs sigma(Snp) extCov[5]
 181   TProfile *fProfPtSigmaTgl2;                  //! 1/Pt vs sigma(Tgl) extCov[9]
 182   TProfile *fProfPtSigma1Pt2;                  //! 1/Pt vs sigma(1/pT) extCov[14]
 183
 184   TProfile *fProfPtSigma1Pt;                   //! pT vs sigma(1/Pt)
 185   TProfile *fProfPtPtSigma1Pt;                 //! pT vs pT*sigma(1/Pt)
 186
 187   TH1F *fSystTrackCuts;                        //! Bookkeeping for track cuts
 188
 189   TList *fHistList; //! List of Histograms
 190
 191
 192   ClassDef(AliPWG4HighPtTrackQA,1)
 193
 194 };
 195 #endif