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1 | #ifndef ALIJETPARTICLESREADER_H |
| 2 | #define ALIJETPARTICLESREADER_H |
| 3 | |
| 4 | /* $Id$ */ |
| 5 | |
| 6 | //_________________________________________________________________________ |
| 7 | /////////////////////////////////////////////////////////////////////////// |
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8 | // // |
| 9 | // class AliJetReader // |
| 10 | // File reader for ESD // |
| 11 | // // |
| 12 | // This reader reads tracks from Event Summary Data // |
| 13 | // taken from Piotr.Skowronski@cern.ch // |
| 14 | // more info: http://alisoft.cern.ch/people/skowron/analyzer/index.html // |
| 15 | // // |
| 16 | // loizides@ikf.uni-frankfurt.de // |
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17 | /////////////////////////////////////////////////////////////////////////// |
| 18 | |
| 19 | #include <TNamed.h> |
| 20 | #include <TObjArray.h> |
| 21 | class TClonesArray; |
| 22 | class TString; |
| 23 | class AliJetEventParticles; |
| 24 | |
| 25 | class AliJetParticlesReader: public TNamed |
| 26 | { |
| 27 | public: |
| 28 | AliJetParticlesReader(); |
| 29 | AliJetParticlesReader(TObjArray* dirs); |
| 30 | virtual ~AliJetParticlesReader(); |
| 31 | |
| 32 | void SetDirs(TObjArray* dirs){fDirs = dirs;} //sets array directories names |
| 33 | void ReadEventsFromTo(Int_t first,Int_t last){fFirst = first; fLast = last;} |
| 34 | |
| 35 | virtual Int_t Next(); //call this if you want the next event |
| 36 | virtual void Rewind() = 0; |
| 37 | |
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38 | void SetPtCut(Float_t ptmin=0, Float_t ptmax=100) |
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39 | {fPtMin=ptmin;fPtMax=ptmax;} |
| 40 | void SetPhiCut(Float_t phi=2*TMath::Pi()){SetPhiCut(0,phi);} |
| 41 | void SetPhiCut(Float_t phimin, Float_t phimax) |
| 42 | {fPhiMin=phimin;fPhiMax=phimax;} |
| 43 | void SetEtaCut(Float_t e=1){SetEtaCut(-e,e);} |
| 44 | void SetEtaCut(Float_t emin, Float_t emax) |
| 45 | {fEtaMin=emin;fEtaMax=emax;} |
| 46 | |
| 47 | const AliJetEventParticles* GetEventParticles() const {return fEventParticles;} |
| 48 | AliJetEventParticles* GetEventParticles(Bool_t o) |
| 49 | {fOwner=o; return fEventParticles;} //return particles and set ownership |
| 50 | |
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51 | Int_t GetNumberOfDirs() const {return (fDirs)?fDirs->GetEntries():0;} |
| 52 | Int_t GetCurEventNumber() const {return fCurrentEvent;} |
| 53 | Int_t GetCurDirNumber() const {return fCurrentDir;} |
| 54 | Int_t GetTotEventsRead() const {return fNEventsRead;} |
| 55 | Int_t GetFirstEvent() const {return fFirst;} |
| 56 | Int_t GetLastEvent() const {return fLast;} |
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57 | |
| 58 | protected: |
| 59 | |
| 60 | virtual Int_t ReadNext() = 0; //this methods reads next event and |
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61 | //put result in fParticles |
| 62 | |
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63 | TString& GetDirName(Int_t entry); |
| 64 | |
| 65 | AliJetEventParticles* fEventParticles; //array with read particles |
| 66 | Bool_t fOwner; //ownership of particles |
| 67 | TObjArray* fDirs; //array with directories to read data from |
| 68 | Int_t fCurrentEvent; //number of current event in current file |
| 69 | Int_t fCurrentDir; //number of current directory in array |
| 70 | Int_t fNEventsRead; //total number of processed events |
| 71 | Int_t fFirst; //first event to return (all before are skipped) |
| 72 | Int_t fLast; //last event to return (relative to total number) |
| 73 | |
| 74 | Float_t fPtMin; //min pt cut |
| 75 | Float_t fPtMax; //max pt cut |
| 76 | Float_t fEtaMin; //min eta cut |
| 77 | Float_t fEtaMax; //max eta cut |
| 78 | Float_t fPhiMin; //min phi cut |
| 79 | Float_t fPhiMax; //max phi cut |
| 80 | |
| 81 | ClassDef(AliJetParticlesReader,1) // Basic AliJetParticles Reader class |
| 82 | }; |
| 83 | |
| 84 | #endif |
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