PWGHF/hfe/AliAnalysisTaskEMCalHFEpA.h

   1 #ifndef AliAnalysisTaskEMCalHFEpA_cxx
   2 #define AliAnalysisTaskEMCalHFEpA_cxx
   3
   4 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
   5  * See cxx source for full Copyright notice                               */
   6
   7 ////////////////////////////////////////////////////////////////////////
   8 //                                                                    //
   9 //      Task for Heavy-flavour electron analysis in pPb collisions    //
  10 //      (+ Electron-Hadron Jetlike Azimuthal Correlation)             //
  11 //                                                                                                                                        //
  12 //              v1.0                                                                                                              //
  13 //                                                                    //
  14 //          Authors                                                                               //
  15 //              Elienos Pereira de Oliveira Filho (epereira@cern.ch)          //
  16 //              Cristiane Jahnke                (cristiane.jahnke@cern.ch)                    //
  17 //                                                                    //
  18 ////////////////////////////////////////////////////////////////////////
  19
  20 class TH1F;
  21 class TH2F;
  22 class AliESDEvent;
  23 class AliESDtrackCuts;
  24 class AliESDtrack;
  25 class AliHFEcontainer;
  26 class AliHFEcuts;
  27 class AliHFEpid;
  28 class AliHFEpidQAmanager;
  29 class AliCFManager;
  30 class AliPIDResponse;
  31 class AliCentrality;
  32 class AliAODEvent;
  33 class AliVEvent;
  34 class AliAODMCHeader;
  35 class AliSelectNonHFE;
  36 class AliEventPoolManager;
  37 class AliEventPool;
  38 class TObjArray;
  39
  40 //______________________________________________________________________
  41 //Library
  42 #include "AliAnalysisTaskSE.h"
  43 #include "AliHFEpid.h"
  44 #include "AliLog.h"
  45 //______________________________________________________________________
  46
  47 //______________________________________________________________________
  48 class AliAnalysisTaskEMCalHFEpA : public AliAnalysisTaskSE
  49 {
  50 //______________________________________________________________________
  51         public:
  52         AliAnalysisTaskEMCalHFEpA();
  53         AliAnalysisTaskEMCalHFEpA(const char *name);
  54         virtual ~AliAnalysisTaskEMCalHFEpA();
  55
  56         virtual void   UserCreateOutputObjects();
  57         virtual void   UserExec(Option_t *option);
  58         virtual void   Terminate(Option_t *);
  59
  60         //Setters
  61         void SetHFECuts(AliHFEcuts * const cuts) {fCuts = cuts;};
  62         void SetRejectKinkMother(Bool_t rejectKinkMother = kFALSE) {fRejectKinkMother = rejectKinkMother;};
  63         void SetCorrelationAnalysis(Bool_t CorrelationFlag=kTRUE) {fCorrelationFlag = CorrelationFlag;};
  64         void SetMCanalysis() {fIsMC = kTRUE;};
  65         void SetCentrality(Double_t CentralityMin, Double_t CentralityMax) { fCentralityMin = CentralityMin; fCentralityMax = CentralityMax; fHasCentralitySelection = kTRUE; };
  66         void SetAODanalysis(Bool_t IsAOD) {fIsAOD = IsAOD;};
  67         void SetEventMixing(Bool_t EventMixingFlag) { fEventMixingFlag = EventMixingFlag;};
  68         void SetNonHFEmassCut(Double_t MassCut) { fMassCut = MassCut; fMassCutFlag = kTRUE;};
  69         void SetEtaCut(Double_t EtaCutMin,Double_t EtaCutMax ) { fEtaCutMin = EtaCutMin; fEtaCutMax = EtaCutMax; };
  70
  71         void SetdPhidEtaCut(Double_t dPhiCut, Double_t dEtaCut ) { fdPhiCut = dPhiCut;fdEtaCut = dEtaCut ;};
  72
  73         void SetEoverPCut(Double_t EoverPCutMin,Double_t EoverPCutMax ) { fEoverPCutMin = EoverPCutMin; fEoverPCutMax = EoverPCutMax; };
  74
  75         void SetM02Cut(Double_t M02CutMin,Double_t M02CutMax ) { fM02CutMin = M02CutMin; fM02CutMax = M02CutMax; };
  76         void SetM20Cut(Double_t M20CutMin,Double_t M20CutMax ) { fM20CutMin = M20CutMin; fM20CutMax = M20CutMax; };
  77
  78
  79         void SetNonHFEangleCut(Double_t AngleCut) { fAngleCut = AngleCut; fAngleCutFlag = kTRUE;};
  80         void SetNonHFEchi2Cut(Double_t Chi2Cut) { fChi2Cut = Chi2Cut; fChi2CutFlag = kTRUE;};
  81         void SetNonHFEdcaCut(Double_t DCAcut) { fDCAcut = DCAcut; fDCAcutFlag = kTRUE;};
  82         void SetUseEMCal() { fUseEMCal=kTRUE;};
  83         void SetUseShowerShapeCut(Bool_t UseShowerShapeCut=kFALSE) { fUseShowerShapeCut=UseShowerShapeCut;};
  84         void SetBackground(Bool_t FillBackground=kFALSE) { fFillBackground=FillBackground;};
  85         void SetEMCalTriggerEG1() { fEMCEG1=kTRUE; };
  86         void SetEMCalTriggerEG2() { fEMCEG2=kTRUE; };
  87         void SetCentralityEstimator(Int_t Estimator) { fEstimator=Estimator; }; //0 = V0A, 1 = Other
  88
  89         //Getters
  90         AliHFEpid *GetPID() const {return fPID;};
  91 //______________________________________________________________________
  92
  93 //______________________________________________________________________
  94         private:
  95
  96 //Function to process track cuts
  97         Bool_t ProcessCutStep(Int_t cutStep, AliVParticle *track);
  98 //Function to process eh analysis
  99         void ElectronHadronCorrelation(AliVTrack *track, Int_t trackIndex, AliVParticle *vtrack);
 100 //Function to find non-HFE and fill histos
 101         void Background(AliVTrack *track, Int_t trackIndex, AliVParticle *vtrack);
 102 //Selected Hadrons, for mixed event analysis
 103         TObjArray* SelectedHadrons();
 104 //DiHadron Correlation Background
 105         void DiHadronCorrelation(AliVTrack *track, Int_t trackIndex);
 106 //Find Mothers (Finde HFE and NonHFE from MC information)
 107         Bool_t FindMother(Int_t mcIndex);
 108
 109 //Flags for specifics analysis
 110         Bool_t                          fCorrelationFlag;
 111         Bool_t                          fIsMC;
 112         Bool_t                          fUseEMCal;
 113         Bool_t                          fUseShowerShapeCut;
 114         Bool_t                          fFillBackground;
 115
 116         Bool_t                          fEMCEG1;
 117         Bool_t                          fEMCEG2;
 118
 119 //Used in the function FindMother
 120         Bool_t                          fIsHFE1;
 121         Bool_t                          fIsHFE2;
 122         Bool_t                          fIsNonHFE;
 123         Bool_t                          fIsFromD;
 124         Bool_t                          fIsFromB;
 125         Bool_t                          fIsFromPi0;
 126         Bool_t                          fIsFromEta;
 127         Bool_t                          fIsFromGamma;
 128
 129 //General variables
 130         AliESDEvent                     *fESD;
 131         AliAODEvent                     *fAOD;                          /// new
 132         AliVEvent                       *fVevent;                       /// new
 133         AliESDtrackCuts         *fPartnerCuts;
 134         TList                           *fOutputList;
 135         AliPIDResponse                  *fPidResponse;
 136         AliSelectNonHFE                 *fNonHFE;
 137
 138 //For the case of AOD analysis
 139         Bool_t                                  fIsAOD;                                 //flag for AOD analysis
 140
 141 //For Centrality Selection
 142         AliCentrality                   *fCentrality;
 143         Double_t                                fCentralityMin;
 144         Double_t                                fCentralityMax;
 145         Bool_t                                  fHasCentralitySelection;
 146         TH1F                                    *fCentralityHist;
 147         TH1F                                    *fCentralityHistPass;
 148         Float_t                                 fZvtx;
 149         Int_t                                   fEstimator;
 150
 151 //EMCal
 152
 153         AliVCluster                             *fClus;
 154         //AliESDCaloCluster             *fClusESD;
 155
 156 //Histograms
 157         TH1F                            *fNevent;
 158         TH1F                            *fPtElec_Inc;
 159
 160
 161         TH1F                            *fCharge_n;
 162         TH1F                            *fCharge_p;
 163
 164         TH2D                            *fTime;
 165         TH2D                            *fTime2;
 166         TH2D                            *ftimingEle;
 167         TH2D                            *ftimingEle2;
 168
 169         TH1F                            *fPtElec_ULS;
 170         TH1F                            *fPtElec_LS;
 171
 172         //PID Histograms
 173         TH1F                            *fpid;
 174
 175         TH2F                            **fEoverP_pt;
 176         TH2F                            **fEoverP_tpc;
 177
 178         TH1F                            **fTPC_pt;
 179         TH2F                            **fTPC_p;
 180
 181         TH1F                            **fTPCnsigma_pt;
 182         TH2F                            **fTPCnsigma_p;
 183         TH2F                            *fTPCnsigma_pt_2D;
 184         TH2F                            *fShowerShapeCut;
 185
 186
 187         TH2F                            *fTPCnsigma_eta;
 188         TH2F                            *fTPCnsigma_phi;
 189
 190
 191         TH1F                            **fECluster;
 192         TH2F                            **fEtaPhi;
 193         TH1F                            **fVtxZ;
 194         TH1F                            **fNTracks;
 195         TH1F                            **fNClusters;
 196         TH2F                            **fTPCNcls_EoverP;
 197
 198         TH1F                            **fEta;
 199         TH1F                            **fPhi;
 200         TH1F                            **fR;
 201         TH2F                            **fR_EoverP;
 202         TH1F                            **fNcells;
 203         TH2F                            **fNcells_EoverP;
 204         TH1F                            **fNcells_electrons;
 205         TH1F                            **fNcells_hadrons;
 206         TH1F                            **fECluster_ptbins;
 207         TH1F                            **fEoverP_ptbins;
 208         TH1F                            **fEoverP_wSSCut;
 209         TH2F                            **fM02_EoverP;
 210         TH2F                            **fM20_EoverP;
 211         TH2F                            **fTPCnsigma_eta_electrons;
 212         TH2F                            **fTPCnsigma_eta_hadrons;
 213
 214         TH2F                            *fEoverP_pt_pions;
 215
 216         TH2F                            *ftpc_p_EoverPcut;
 217         TH2F                            *fnsigma_p_EoverPcut;
 218
 219         TH2F                            *fEoverP_pt_pions2;
 220         TH2F                            *fNcells_pt;
 221         TH2F                            *fEoverP_pt_hadrons;
 222
 223         //Electron-Hadron Correlation Histograms
 224         TH2F                            **fCEtaPhi_Inc;
 225
 226         TH2F                            **fCEtaPhi_ULS;
 227         TH2F                            **fCEtaPhi_LS;
 228         TH2F                            **fCEtaPhi_ULS_NoP;
 229         TH2F                            **fCEtaPhi_LS_NoP;
 230
 231         TH2F                            **fCEtaPhi_ULS_Weight;
 232         TH2F                            **fCEtaPhi_LS_Weight;
 233         TH2F                            **fCEtaPhi_ULS_NoP_Weight;
 234         TH2F                            **fCEtaPhi_LS_NoP_Weight;
 235
 236         TH1F                            *fInvMass;
 237         TH1F                            *fInvMassBack;
 238         TH1F                            *fDCA;
 239         TH1F                            *fDCABack;
 240         TH1F                            *fOpAngle;
 241         TH1F                            *fOpAngleBack;
 242
 243         Double_t                        fMassCut;
 244         Double_t                        fEtaCutMin;
 245         Double_t                        fEtaCutMax;
 246
 247         Double_t                        fdPhiCut;
 248         Double_t                        fdEtaCut;
 249
 250         Double_t                        fEoverPCutMin;
 251         Double_t                        fEoverPCutMax;
 252         Double_t                        fM20CutMin;
 253         Double_t                        fM20CutMax;
 254         Double_t                        fM02CutMin;
 255         Double_t                        fM02CutMax;
 256
 257         Double_t                        fAngleCut;
 258         Double_t                        fChi2Cut;
 259         Double_t                        fDCAcut;
 260         Bool_t                          fMassCutFlag;
 261         Bool_t                          fAngleCutFlag;
 262         Bool_t                          fChi2CutFlag;
 263         Bool_t                          fDCAcutFlag;
 264
 265         //Non-HFE reconstruction efficiency
 266         TH1F                            *fPtBackgroundBeforeReco;
 267         TH1F                            *fPtBackgroundAfterReco;
 268         //Tracking Efficiency
 269         TH1F                            *fPtMCparticleAll;
 270         TH1F                            *fPtMCparticleReco;
 271         TH1F                            *fPtMCparticleAllHfe1;
 272         TH1F                            *fPtMCparticleRecoHfe1;
 273         TH1F                            *fPtMCparticleAllHfe2;
 274         TH1F                            *fPtMCparticleRecoHfe2;
 275         TH1F                            *fPtMCelectronAfterAll;
 276
 277         TH1F                            *fPtMCpi0;
 278
 279         TH1F                            *fPtMC_EMCal_All;
 280         TH1F                            *fPtMC_EMCal_Selected;
 281         TH1F                            *fPtMC_TPC_All;
 282         TH1F                            *fPtMC_TPC_Selected;
 283
 284         TH1F                            *fPtMCWithLabel;
 285         TH1F                            *fPtMCWithoutLabel;
 286         TH1F                            *fPtIsPhysicaPrimary;
 287
 288 //For the HFE package
 289         AliHFEcuts                      *fCuts;                                 // Cut Collection for HFE
 290         AliCFManager            *fCFM;                                  // Correction Framework Manager
 291         AliHFEpid                       *fPID;                                  // PID
 292         AliHFEpidQAmanager      *fPIDqa;                                                // PID QA manager
 293
 294 //Others
 295         AliStack                        *fMCstack;                                              //
 296         Bool_t              fRejectKinkMother;                          //
 297         TParticle                       *fMCtrack;
 298         TParticle                       *fMCtrackMother;
 299         TParticle                       *fMCtrackGMother;
 300         TParticle                       *fMCtrackGGMother;
 301         TParticle                       *fMCtrackGGGMother;
 302         TClonesArray            *fMCarray;
 303         AliAODMCHeader          *fMCheader;
 304         AliAODMCParticle        *fMCparticle;
 305         AliAODMCParticle        *fMCparticleMother;
 306         AliAODMCParticle        *fMCparticleGMother;
 307         AliAODMCParticle        *fMCparticleGGMother;
 308         AliAODMCParticle        *fMCparticleGGGMother;
 309         AliMCEventHandler       *fEventHandler;
 310         AliMCEvent                      *fMCevent;
 311
 312 //______________________________________________________________________
 313 //Mixed event analysis
 314         AliEventPoolManager *fPoolMgr;
 315         AliEventPool            *fPool;
 316         TObjArray                       *fTracksClone;
 317         TObjArray                       *fTracks;
 318
 319         TH2F                            **fCEtaPhi_Inc_EM;
 320
 321         TH2F                            **fCEtaPhi_ULS_EM;
 322         TH2F                            **fCEtaPhi_LS_EM;
 323
 324         TH2F                            **fCEtaPhi_ULS_Weight_EM;
 325         TH2F                            **fCEtaPhi_LS_Weight_EM;
 326
 327         TH1F                            *fPoolNevents;
 328
 329         Bool_t                          fEventMixingFlag;
 330 //______________________________________________________________________
 331
 332 //______________________________________________________________________
 333 //Di-hadron correlation
 334         TH2F                            **fCEtaPhi_Inc_DiHadron;
 335         TH1F                            *fPtTrigger_Inc;
 336 //______________________________________________________________________
 337
 338         AliAnalysisTaskEMCalHFEpA(const AliAnalysisTaskEMCalHFEpA&);                    // not implemented
 339         AliAnalysisTaskEMCalHFEpA& operator=(const AliAnalysisTaskEMCalHFEpA&);                 // not implemented
 340
 341         ClassDef(AliAnalysisTaskEMCalHFEpA, 1);                                                                 // example of analysis
 342 //______________________________________________________________________
 343 };
 344
 345 ///_________________________________________________________________________________________________
 346 ///Class copied from : $ALICE_ROOT/PWGCF/Correlations/DPhi/AliAnalysisTaskLongRangeCorrelations.h
 347 ///Author: Christoph Mayer
 348 class AliEHCParticle : public TObject {
 349 public:
 350   AliEHCParticle(Double_t eta=0, Double_t phi=0, Double_t pt=0)
 351     : fEta(eta), fPhi(phi), fPt(pt) {}
 352   virtual ~AliEHCParticle() {}
 353
 354   Double_t Eta() const { return fEta; }
 355   Double_t Phi() const { return fPhi; }
 356   Double_t Pt() const { return fPt; }
 357
 358 protected:
 359 private:
 360   AliEHCParticle(const AliEHCParticle&);
 361   AliEHCParticle& operator=(const AliEHCParticle&);
 362
 363   Double_t fEta;
 364   Double_t fPhi;
 365   Double_t fPt;
 366
 367   ClassDef(AliEHCParticle, 1);
 368 } ;
 369 ///_________________________________________________________________________________________________
 370
 371 #endif