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.                                    *
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  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   Int_t   GetTrackLengthTPC(AliESDtrack *track);
  90
  91   static AliGenPythiaEventHeader*  GetPythiaEventHeader(AliMCEvent *mcEvent);
  92   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
  93
  94  protected:
  95
  96  private:
  97   AliPWG4HighPtTrackQA(const AliPWG4HighPtTrackQA&);
  98   AliPWG4HighPtTrackQA& operator=(const AliPWG4HighPtTrackQA&);
  99
 100   DataType fDataType;             //! kESD or kAOD
 101
 102   AliVEvent   *fEvent;            //! AliVEvent object
 103   AliESDEvent *fESD;              //! ESD object
 104   const AliESDVertex   *fVtx;     //! vertex object
 105
 106   AliESDtrackCuts *fTrackCuts;         // TrackCuts
 107   AliESDtrackCuts *fTrackCutsITSLoose; // Loose ITS track cuts
 108   AliESDtrackCuts *fTrackCutsTPConly;  // TPC track cuts
 109   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
 110   UInt_t fFilterMask;                  //! Select tracks from specific track cuts belonging to certain filter mask for AOD analysis
 111
 112   Double_t fSigmaConstrainedMax;  // max sigma on constrained fit
 113   Float_t fPtMax;                 // Maximum pT for histograms
 114   Float_t fPtBinEdges[3][2];      // 3 regions total with different binning for pT axis of histos
 115
 116   Bool_t   fIsPbPb;               // kTRUE if PbPb
 117   Int_t fCentClass;               // Select only events from predefined centrality class
 118
 119   /*
 120   0: pt
 121   1: phi
 122   2: eta
 123   3: dca2D
 124   4: dcaZ
 125   5: nClustersTPC
 126   6: nPointITS
 127   7: chi2C
 128   8: nSigmaToVertex
 129   9: relUncertainty1Pt
 130   10: chi2PerClusterTPC
 131   11: #crossed rows
 132   12: (#crossed rows)/(#findable clusters)
 133   */
 134   Int_t fNVariables;             // Number of variables
 135   TArrayF *fVariables;           // QA variables
 136
 137   Float_t fAvgTrials;             // Average number of trials
 138
 139   TH1F *fNEventAll;                            //! Event counter
 140   TH1F *fNEventSel;                            //! Event counter
 141   TH1F *fNEventReject;                         //! Book keeping of reason of rejecting events
 142
 143   TH1F *fh1Centrality;                         //! Centrality
 144
 145   TProfile*     fh1Xsec;                       //! pythia cross section and trials
 146   TH1F*         fh1Trials;                     //! trials which are added
 147   TH1F*         fh1PtHard;                     //! pt hard of the event
 148   TH1F*         fh1PtHardTrials;               //! pt hard of the event
 149
 150   TH1F *fh1NTracksAll;                         //! All tracks
 151   TH1F *fh1NTracksReject;                      //! Reason why track was rejected
 152   TH1F *fh1NTracksSel;                         //! Number of accepted tracks
 153
 154   TH1F *fPtAll;                                //! Pt spectrum all charged particles
 155   TH1F *fPtSel;                                //! Pt spectrum all selected charged particles by fTrackCuts
 156   TH2F *fPtPhi;                                //! Pt vs Phi
 157   TH2F *fPtEta;                                //! Pt vs Eta
 158   TH2F *fPtDCA2D;                              //! Pt vs DCA2D
 159   TH2F *fPtDCAZ;                               //! Pt vs DCAZ
 160   TH2F *fPtNClustersTPC;                       //! Pt vs nClustersTPC
 161   TH2F *fPtNPointITS;                          //! Pt vs nPointITS
 162   TH2F *fPtChi2C;                              //! Pt vs Chi2C
 163   TH2F *fPtNSigmaToVertex;                     //! Pt vs nSigmaToVertex
 164   TH2F *fPtRelUncertainty1Pt;                  //! Pt vs relUncertainty1Pt
 165   TH3F *fPtRelUncertainty1PtNClus;             //! Pt vs relUncertainty1Pt vs NClustersTPC
 166   TH3F *fPtRelUncertainty1PtChi2;              //! Pt vs relUncertainty1Pt vs Chi2TPC/NClus
 167   TH3F *fPtRelUncertainty1PtTrkLength;         //! Pt vs relUncertainty1Pt vs track length in TPC
 168   TH2F *fPtUncertainty1Pt;                     //! Pt vs Uncertainty1Pt
 169   TH2F *fPtChi2PerClusterTPC;                  //! Pt vs Chi2PerClusterTPC
 170   TH2F *fPtNCrossedRows;                       //! Pt vs NCrossedRows
 171   TH2F *fPtNCrossedRowsNClusF;                 //! Pt vs NCrossedRows/NClusF
 172   TH3F *fPtNCrRNCrRNClusF;                     //! Pt vs NCrossedRows vs NCrossedRows/NClusF
 173
 174   //histos for covariance matrix elements
 175   TH2F *fPtSigmaY2;                            //! 1/Pt vs sigma(y) extCov[0]
 176   TH2F *fPtSigmaZ2;                            //! 1/Pt vs sigma(z) extCov[2]
 177   TH2F *fPtSigmaSnp2;                          //! 1/Pt vs sigma(Snp) extCov[5]
 178   TH2F *fPtSigmaTgl2;                          //! 1/Pt vs sigma(Tgl) extCov[9]
 179   TH2F *fPtSigma1Pt2;                          //! 1/Pt vs sigma(1/pT) extCov[14]
 180
 181   //profiles for covariance matrix elements
 182   TProfile *fProfPtSigmaY2;                    //! 1/Pt vs sigma(y) extCov[0]
 183   TProfile *fProfPtSigmaZ2;                    //! 1/Pt vs sigma(z) extCov[2]
 184   TProfile *fProfPtSigmaSnp2;                  //! 1/Pt vs sigma(Snp) extCov[5]
 185   TProfile *fProfPtSigmaTgl2;                  //! 1/Pt vs sigma(Tgl) extCov[9]
 186   TProfile *fProfPtSigma1Pt2;                  //! 1/Pt vs sigma(1/pT) extCov[14]
 187
 188   TProfile *fProfPtSigma1Pt;                   //! pT vs sigma(1/Pt)
 189   TProfile *fProfPtPtSigma1Pt;                 //! pT vs pT*sigma(1/Pt)
 190
 191   TH1F *fSystTrackCuts;                        //! Bookkeeping for track cuts
 192
 193   TList *fHistList; //! List of Histograms
 194
 195
 196   ClassDef(AliPWG4HighPtTrackQA,1)
 197
 198 };
 199 #endif