PWGJE/AliPWG4HighPtTrackQA.h

   1 /**************************************************************************
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   3  *                                                                        *
   4  * Author: The ALICE Off-line Project.                                    *
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  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 AliAODVertex;
  39 class AliAODTrack;
  40 class AliESDtrack;
  41
  42 class AliGenPythiaEventHeader;
  43 class AliMCEvent;
  44 //class AliAnalysisHelperJetTasks;
  45
  46 class AliPWG4HighPtTrackQA: public AliAnalysisTaskSE {
  47
  48  public:
  49   AliPWG4HighPtTrackQA();
  50   AliPWG4HighPtTrackQA(const char *name);
  51   virtual ~AliPWG4HighPtTrackQA() {;}
  52
  53   //  virtual void   ConnectInputData(Option_t *);
  54   virtual void   UserCreateOutputObjects();
  55   virtual void   UserExec(Option_t *option);
  56   virtual void   Terminate(Option_t *);
  57   virtual Bool_t Notify(); //Copied from AliAnalysisTaskJetSpectrum2
  58
  59   enum DataType {kESD,kAOD};
  60
  61   Bool_t IsPbPb() {return fIsPbPb;}  //is PbPb data?
  62   Bool_t SelectEvent();              //decides if event is used for analysis
  63   Int_t CalculateCentrality(AliVEvent *ev);
  64   Int_t CalculateCentrality(AliESDEvent *esd);
  65   Int_t CalculateCentrality(const AliAODEvent *aod);
  66   Int_t GetCentralityClass(Float_t cent=-1.) const;
  67   void DoAnalysisESD();
  68   void DoAnalysisAOD();
  69   void FillHistograms();
  70
  71   //Setters
  72   void SetDataType(DataType d)             {fDataType = d;}
  73   void SetIsPbPb(Bool_t cs)                {fIsPbPb = cs;}
  74   void SetCentralityClass(int cent)        {fCentClass=cent;}
  75   void SetCuts(AliESDtrackCuts* trackCuts)         {fTrackCuts         = trackCuts;}
  76   void SetCutsITSLoose(AliESDtrackCuts* trackCuts) {fTrackCutsITSLoose = trackCuts;}
  77   void SetCutsTPConly(AliESDtrackCuts* trackCuts)  {fTrackCutsTPConly  = trackCuts;}
  78   void SetTrackType(Int_t trackType) {fTrackType = trackType;}
  79   void SetFilterMask(UInt_t filterMask)    {fFilterMask    = filterMask ;}
  80   void SetIncludeNoITS(Bool_t f)           {fIncludeNoITS  = f          ; }
  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(const AliAODTrack *tr,Int_t nNeighbours=3, Int_t type=0, Int_t row0=0, Int_t row1=159, Bool_t useFitMap=kFALSE) const;
  89   Float_t GetTPCClusterInfoFitMap(const AliESDtrack *tr,Int_t nNeighbours=3, Int_t type=0, Int_t row0=0, Int_t row1=159) const;
  90   Int_t   GetTrackLengthTPC(const AliESDtrack *track) const;
  91   Int_t   GetTrackLengthTPC(const AliAODTrack *track) const;
  92   Float_t GetGoldenChi2(AliESDtrack *origtrack);
  93   Float_t GetGGCChi2(AliESDtrack *origtrack);
  94
  95   static AliGenPythiaEventHeader*  GetPythiaEventHeader(const AliMCEvent *mcEvent);
  96   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
  97
  98  protected:
  99
 100  private:
 101   AliPWG4HighPtTrackQA(const AliPWG4HighPtTrackQA&);
 102   AliPWG4HighPtTrackQA& operator=(const AliPWG4HighPtTrackQA&);
 103
 104   DataType fDataType;             // kESD or kAOD
 105
 106   AliVEvent   *fEvent;            //! AliVEvent object
 107   AliESDEvent *fESD;              //! ESD object
 108   const AliESDVertex   *fVtx;     //! vertex object
 109   const AliAODVertex   *fVtxAOD;  //! vertex object AOD
 110
 111   AliESDtrackCuts *fTrackCuts;         // TrackCuts
 112   AliESDtrackCuts *fTrackCutsITSLoose; // Loose ITS track cuts
 113   AliESDtrackCuts *fTrackCutsTPConly;  // TPC track cuts
 114   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
 115   UInt_t fFilterMask;                  // Select tracks from specific track cuts belonging to certain filter mask for AOD analysis
 116   Bool_t fIncludeNoITS;                // includes tracks with failed ITS refit
 117
 118   Double_t fSigmaConstrainedMax;  // max sigma on constrained fit
 119   Float_t fPtMax;                 // Maximum pT for histograms
 120   Float_t fPtBinEdges[3][2];      // 3 regions total with different binning for pT axis of histos
 121
 122   Bool_t   fIsPbPb;               // kTRUE if PbPb
 123   Int_t fCentClass;               // Select only events from predefined centrality class
 124
 125
 126   /*
 127     QA variables stored in TArrayF *fVariables
 128   0: pt
 129   1: phi
 130   2: eta
 131   3: dca2D
 132   4: dcaZ
 133   5: nClustersTPC
 134   6: nPointITS
 135   7: chi2C
 136   8: nSigmaToVertex
 137   9: relUncertainty1Pt
 138   10: chi2PerClusterTPC
 139   11: #crossed rows
 140   12: (#crossed rows)/(#findable clusters)
 141   13: SigmaY2
 142   14: SigmaZ2
 143   15: SigmaSnp2
 144   16: SigmaTgl2
 145   17: Sigma1Pt2
 146   18: NClustersTPCIter1
 147   19: TPCChi2Iter1
 148   20: NClustersTPCShared
 149   21: Chi2Gold (TPC constrained vs global)
 150   22: Chi2GGC (global constrained vs global)
 151   23: NCrossed rows from fit map
 152   24: (#crossed rows)/(#findable clusters) from fit map
 153   */
 154
 155   Int_t fNVariables;             // Number of variables
 156   TArrayF *fVariables;           // QA variables
 157
 158   UChar_t fITSClusterMap;  // map of clusters, one bit per a layer
 159
 160   Float_t fAvgTrials;             // Average number of trials
 161
 162   TH1F *fNEventAll;                            //! Event counter
 163   TH1F *fNEventSel;                            //! Event counter
 164   TH1F *fNEventReject;                         //! Book keeping of reason of rejecting events
 165
 166   TH1F *fh1Centrality;                         //! Centrality
 167
 168   TProfile*     fh1Xsec;                       //! pythia cross section and trials
 169   TH1F*         fh1Trials;                     //! trials which are added
 170   TH1F*         fh1PtHard;                     //! pt hard of the event
 171   TH1F*         fh1PtHardTrials;               //! pt hard of the event
 172
 173   TH1F *fh1NTracksAll;                         //! All tracks
 174   TH1F *fh1NTracksReject;                      //! Reason why track was rejected
 175   TH1F *fh1NTracksSel;                         //! Number of accepted tracks
 176
 177   TH1F *fPtAll;                                //! Pt spectrum all charged particles
 178   TH1F *fPtSel;                                //! Pt spectrum all selected charged particles by fTrackCuts
 179   TH2F *fPtPhi;                                //! Pt vs Phi
 180   TH2F *fPtEta;                                //! Pt vs Eta
 181   TH3F *fPtEtaPhi;                             //! Pt vs Eta vs Phi
 182   TH2F *fPtDCA2D;                              //! Pt vs DCA2D
 183   TH2F *fPtDCAZ;                               //! Pt vs DCAZ
 184   TH2F *fPtNClustersTPC;                       //! Pt vs nClustersTPC
 185   TH2F *fPtNClustersTPCPhi;                    //! Phi vs nClustersTPC
 186   TH2F *fPtNClustersTPCIter1;                  //! Pt vs nClustersTPCIter1
 187   TH3F *fPtNClustersTPCIter1Phi;               //! Pt vs nClustersTPCIter1 vs Phi
 188   TH2F *fPtNClustersTPCShared;                 //! Pt vs nClustersTPCShared
 189   TH2F *fPtNClustersTPCSharedFrac;             //! Pt vs nClustersTPCSharedFrac
 190   TH2F *fPtNPointITS;                          //! Pt vs nPointITS
 191   TH3F *fPtNPointITSPhi;                       //! Pt vs nPointITS vs phi
 192   TH2F *fPtChi2C;                              //! Pt vs Chi2C
 193   TH2F *fPtNSigmaToVertex;                     //! Pt vs nSigmaToVertex
 194
 195   TH2F *fPtRelUncertainty1Pt;                  //! Pt vs relUncertainty1Pt
 196   TH3F *fPtRelUncertainty1PtNClus;             //! Pt vs relUncertainty1Pt vs NClustersTPC
 197   TH3F *fPtRelUncertainty1PtNClusIter1;        //! Pt vs relUncertainty1Pt vs NClustersTPCIter1
 198   TH3F *fPtRelUncertainty1PtNPointITS;         //! Pt vs relUncertainty1Pt vs NPointITS
 199   TH3F *fPtRelUncertainty1PtITSClusterMap;     //! Pt vs relUncertainty1Pt vs byte of ITS clustermap
 200
 201   TH3F *fPtRelUncertainty1PtChi2;              //! Pt vs relUncertainty1Pt vs Chi2TPC/NClus
 202   TH3F *fPtRelUncertainty1PtChi2Iter1;         //! Pt vs relUncertainty1Pt vs Chi2TPC/NClusIter1
 203   TH3F *fPtRelUncertainty1PtPhi;               //! Pt vs relUncertainty1PtPhi
 204
 205   TH2F *fPtChi2PerClusterTPC;                  //! Pt vs Chi2PerClusterTPC
 206   TH2F *fPtChi2PerClusterTPCIter1;             //! Pt vs Chi2PerClusterTPCIter1
 207   TH2F *fPtNCrossedRows;                       //! Pt vs NCrossedRows
 208   TH3F *fPtNCrossedRowsPhi;                    //! Pt vs NCrossedRows vs Phi
 209   TH3F *fPtNCrossedRowsNClusFPhi;              //! Pt vs NCrossedRows/NClusF vs Phi
 210   TH3F *fPtNCrRNCrRNClusF;                     //! Pt vs NCrossedRows vs NCrossedRows/NClusF
 211   TH2F *fPtNCrossedRowsFit;                    //! Pt vs NCrossedRows from NClusterFitMap
 212   TH3F *fPtNCrossedRowsFitPhi;                 //! Pt vs NCrossedRows from FitMap vs Phi
 213   TH3F *fPtNCrossedRowsNClusFFitPhi;           //! Pt vs NCrossedRows/NClusF from NClusterFitMap
 214   TH2F *fNCrossedRowsNCrossedRowsFit;          //! NCrossedRows from ClusterMap vs NCrossedRows from NClusterFitMap
 215   TH2F *fNClustersNCrossedRows;                //! NClusters vs NCrossedRows
 216   TH2F *fNClustersNCrossedRowsFit;             //! NClusters vs NCrossedRows from fit map
 217   TH3F *fPtNClustersNClustersFitMap;           //! pT vs ncls vs ncls from fit map
 218   TH3F *fPtRelUncertainty1PtNCrossedRows;      //! Pt vs relUncertainty1Pt vs NCrossedRows
 219   TH3F *fPtRelUncertainty1PtNCrossedRowsFit;   //! Pt vs relUncertainty1Pt vs NCrossedRowsFitMap
 220
 221   TH2F *fPtChi2Gold;                           //! Pt vs Chi2 between global and TPC constrained track
 222   TH2F *fPtChi2GGC;                            //! Pt vs Chi2 between global and global constrained track
 223   TH3F *fPtChi2GoldPhi;                        //! Pt vs Chi2 between global and TPC constrained track vs phi
 224   TH3F *fPtChi2GGCPhi;                         //! Pt vs Chi2 between global and global constrained track vs phi
 225   TH2F *fChi2GoldChi2GGC;                      //! Correlations between gold chi2 and GGC chi2
 226
 227   TH3F *fPtChi2ITSPhi;                         //! Pt vs ITS chi2 vs phi
 228
 229   //histos for covariance matrix elements
 230   TH2F *fPtSigmaY2;                            //! 1/Pt vs sigma(y) extCov[0]
 231   TH2F *fPtSigmaZ2;                            //! 1/Pt vs sigma(z) extCov[2]
 232   TH2F *fPtSigmaSnp2;                          //! 1/Pt vs sigma(Snp) extCov[5]
 233   TH2F *fPtSigmaTgl2;                          //! 1/Pt vs sigma(Tgl) extCov[9]
 234   TH2F *fPtSigma1Pt2;                          //! 1/Pt vs sigma(1/pT) extCov[14]
 235
 236   //profiles for covariance matrix elements
 237   TProfile *fProfPtSigmaY2;                    //! 1/Pt vs sigma(y) extCov[0]
 238   TProfile *fProfPtSigmaZ2;                    //! 1/Pt vs sigma(z) extCov[2]
 239   TProfile *fProfPtSigmaSnp2;                  //! 1/Pt vs sigma(Snp) extCov[5]
 240   TProfile *fProfPtSigmaTgl2;                  //! 1/Pt vs sigma(Tgl) extCov[9]
 241   TProfile *fProfPtSigma1Pt2;                  //! 1/Pt vs sigma(1/pT) extCov[14]
 242
 243   TProfile *fProfPtSigma1Pt;                   //! pT vs sigma(1/Pt)
 244   TProfile *fProfPtPtSigma1Pt;                 //! pT vs pT*sigma(1/Pt)
 245
 246   TList *fHistList; //! List of Histograms
 247
 248   ClassDef(AliPWG4HighPtTrackQA,8)
 249 };
 250 #endif