PWG3/vertexingHF/AliCFTaskVertexingHF.h

   1 #ifndef ALICFTASKVERTEXINGHF_H
   2 #define ALICFTASKVERTEXINGHF_H
   3 /**************************************************************************
   4  * Copyright(c) 1998-2009, ALICE Experiment at CERN, All rights reserved. *
   5  *                                                                        *
   6  * Author: The ALICE Off-line Project.                                    *
   7  * Contributors are mentioned in the code where appropriate.              *
   8  *                                                                        *
   9  * Permission to use, copy, modify and distribute this software and its   *
  10  * documentation strictly for non-commercial purposes is hereby granted   *
  11  * without fee, provided that the above copyright notice appears in all   *
  12  * copies and that both the copyright notice and this permission notice   *
  13  * appear in the supporting documentation. The authors make no claims     *
  14  * about the suitability of this software for any purpose. It is          *
  15  * provided "as is" without express or implied warranty.                  *
  16  **************************************************************************/
  17
  18 /* $Id$ */
  19
  20 //-----------------------------------------------------------------------
  21 // Class for HF corrections as a function of many variables and step
  22 // Author : C. Zampolli, CERN
  23 //                      D. Caffarri, Univ & INFN Padova caffarri@pd.infn.it
  24 // Base class for HF Unfolding - agrelli@uu.nl
  25 //-----------------------------------------------------------------------
  26
  27
  28 #include "AliAnalysisTaskSE.h"
  29 #include "AliCFVertexingHF2Prong.h"
  30 #include "AliCFVertexingHF.h"
  31
  32 class TH1I;
  33 class TParticle ;
  34 class TFile ;
  35 class TClonesArray ;
  36 class AliCFManager;
  37 class AliAODRecoDecay;
  38 class AliAODRecoDecayHF2Prong;
  39 class AliAODMCParticle;
  40 class THnSparse;
  41 class AliRDHFCuts;
  42 class AliCFVertexingHF2Prong;
  43 class AliCFVertexingHF3Prong;
  44
  45 class AliCFTaskVertexingHF: public AliAnalysisTaskSE {
  46 public:
  47
  48         enum {
  49                 kStepGeneratedLimAcc = 0,
  50                 kStepGenerated       = 1,
  51                 kStepAcceptance      = 2,
  52                 kStepVertex          = 3,
  53                 kStepRefit           = 4,
  54                 kStepReconstructed   = 5,
  55                 kStepRecoAcceptance  = 6,
  56                 kStepRecoITSClusters = 7,
  57                 kStepRecoPPR         = 8,
  58                 kStepRecoPID         = 9
  59         };
  60
  61
  62         AliCFTaskVertexingHF();
  63         AliCFTaskVertexingHF(const Char_t* name, AliRDHFCuts* cuts);
  64         AliCFTaskVertexingHF& operator= (const AliCFTaskVertexingHF& c);
  65         AliCFTaskVertexingHF(const AliCFTaskVertexingHF& c);
  66         virtual ~AliCFTaskVertexingHF();
  67
  68         // ANALYSIS FRAMEWORK STUFF to loop on data and fill output objects
  69         void     UserCreateOutputObjects();
  70         void     UserExec(Option_t *option);
  71         void     Init();
  72         void     LocalInit() {Init();}
  73         void     Terminate(Option_t *);
  74
  75         // UNFOLDING
  76         void     SetCorrelationMatrix(THnSparse* h) {fCorrelation=h;}
  77         void     SetAcceptanceUnf(Bool_t AcceptanceUnf) {fAcceptanceUnf = AcceptanceUnf;}
  78         Bool_t   GetAcceptanceUnf() const {return fAcceptanceUnf;}
  79
  80
  81         // CORRECTION FRAMEWORK RELATED FUNCTIONS
  82         void           SetCFManager(AliCFManager* io) {fCFManager = io;}   // global correction manager
  83         AliCFManager * GetCFManager()                 {return fCFManager;} // get corr manager
  84
  85         // Setters (and getters) for the config macro
  86         void    SetFillFromGenerated(Bool_t flag) {fFillFromGenerated = flag;}
  87         Bool_t  GetFillFromGenerated() const {return fFillFromGenerated;}
  88         void    SetDecayChannel (Int_t decayChannel) {fDecayChannel = decayChannel;}
  89         Int_t   GetDecayChannel () {return fDecayChannel;}
  90         void     SetUseWeight(Bool_t useWeight){fUseWeight=useWeight;}
  91         Bool_t   GetUseWeight() const {return fUseWeight;}
  92         Double_t GetWeight(Float_t pt);
  93         Double_t dNdptFit(Float_t pt, Double_t* par);
  94
  95         void   SetDselection(UShort_t originDselection) {fOriginDselection=originDselection;}
  96         UShort_t GetDselection (){return fOriginDselection;}
  97         void SetSign(Char_t isSign) {fSign = isSign;}
  98         Char_t GetSign() {return fSign;}
  99
 100         void SetCentralitySelection(Bool_t centSelec = kTRUE) {fCentralitySelection = centSelec;}
 101         Bool_t GetCentralitySelection() {return fCentralitySelection;}
 102
 103         void SetFakeSelection(Int_t fakeSel = 0) {fFakeSelection=fakeSel;}
 104         Int_t GetFakeSelection(){return fFakeSelection;}
 105
 106         void SetRejectCandidateIfNotFromQuark(Bool_t opt){fRejectIfNoQuark=opt;}
 107         Bool_t GetRejectCandidateIfNotFromQuark(){return fRejectIfNoQuark;}
 108
 109         void SetUseMCVertex(Bool_t opt){fUseMCVertex=opt;}
 110         Bool_t GetUseMCVertex(){return fUseMCVertex;}
 111
 112
 113         void SetKeepDsViaPhi(){fDsOption=1;}
 114         void SetKeepDsViaK0star(){fDsOption=2;}
 115         void SetKeepAllDs(){fDsOption=3;}
 116
 117         Bool_t ProcessDs(Int_t returnCodeDs) const;
 118
 119 protected:
 120         AliCFManager   *fCFManager;   //  pointer to the CF manager
 121         TH1I *fHistEventsProcessed;   //! simple histo for monitoring the number of events processed
 122         THnSparse* fCorrelation;      //  response matrix for unfolding
 123         Int_t fCountMC;               //  MC particle found
 124         Int_t fCountAcc;              //  MC particle found that satisfy acceptance cuts
 125         Int_t fCountVertex;       //  Reco particle found that satisfy vertex constrained
 126         Int_t fCountRefit;        //  Reco particle found that satisfy kTPCrefit and kITSrefit
 127         Int_t fCountReco;             //  Reco particle found that satisfy cuts
 128         Int_t fCountRecoAcc;          //  Reco particle found that satisfy cuts in requested acceptance
 129         Int_t fCountRecoITSClusters;  //  Reco particle found that satisfy cuts in n. of ITS clusters
 130         Int_t fCountRecoPPR;          //  Reco particle found that satisfy cuts in PPR
 131         Int_t fCountRecoPID;          //Reco PID step
 132         Int_t fEvents;                //  n. of events
 133         Int_t fDecayChannel;          // decay channel to configure the task
 134         Bool_t fFillFromGenerated;    //  flag to indicate whether data container should be filled with generated values also for reconstructed particles
 135         UShort_t fOriginDselection;      // flag to select D0 origins. 0 Only from charm 1 only from beauty 2 both from charm and beauty
 136         Bool_t fAcceptanceUnf;        //  flag for unfolding before or after cuts.
 137         AliRDHFCuts* fCuts;            // cuts
 138         Bool_t fUseWeight;             //flag to decide whether to use weights != 1 when filling the container or not
 139         Double_t fWeight;              //weight used to fill the container
 140         Int_t fNvar;                   // number of variables for the container
 141         TString fPartName;    // D meson name
 142         TString fDauNames;    // daughter in fin state
 143         Char_t fSign;                 // flag to decide wheter to keep D0 only (0), D0bar only (1), or both D0 and D0bar (2)
 144         Bool_t fCentralitySelection;  //flag to switch off the centrality selection
 145         Int_t  fFakeSelection;  //selection flag for fakes tracks
 146         Bool_t fRejectIfNoQuark;  // flag to remove events not geenrated with PYTHIA
 147         Bool_t fUseMCVertex;  // flag to use MC vertex (useful when runnign in pp)
 148         Int_t  fDsOption;     // Ds decay option
 149
 150         ClassDef(AliCFTaskVertexingHF,7); // class for HF corrections as a function of many variables
 151 };
 152
 153 #endif