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1 | #ifndef ALIGENREADEREMD_H |
| 2 | #define ALIGENREADEREMD_H |
| 3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * |
| 4 | * See cxx source for full Copyright notice */ |
| 5 | |
| 6 | // Class to read events from external (TNtupla) file |
| 7 | // Events -> neutron removal by EM dissociation of Pb nuclei |
| 8 | // Data from RELDIS code (by I. Pshenichov) |
| 9 | // |
| 10 | #include "AliGenReader.h" |
| 11 | |
| 12 | |
| 13 | // -------------------------------------------------------------------------- |
| 14 | class AliGenReaderEMD : public AliGenReader |
| 15 | { |
| 16 | public: |
| 17 | AliGenReaderEMD(); |
| 18 | |
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19 | AliGenReaderEMD(const AliGenReaderEMD &reader); |
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20 | virtual ~AliGenReaderEMD(); |
| 21 | AliGenReaderEMD & operator=(const AliGenReaderEMD & rhs); |
| 22 | // Initialise |
| 23 | virtual void Init(); |
| 24 | // Read |
| 25 | virtual Int_t NextEvent(); |
| 26 | virtual TParticle* NextParticle(); |
| 27 | virtual void RewindEvent(){;} |
| 28 | // Setter |
| 29 | void SetIPSide(Int_t iside) {fIPSide = iside;} |
| 30 | void SetPcToTrack(Int_t ipart) {fPcToTrack = ipart;} |
| 31 | void SetStartEvent(Int_t nev) {fStartEvent = nev;} |
| 32 | |
| 33 | protected: |
| 34 | Int_t fStartEvent; // points to the first event to read |
| 35 | Int_t fNcurrent; // points to the current event to read |
| 36 | Int_t fNparticle; // number of particles |
| 37 | TTree *fTreeNtuple; // pointer to the TTree |
| 38 | // |
| 39 | Int_t fIPSide; // ZDC arm relative to IP |
| 40 | Int_t fPcToTrack; // flag for particles to be tracked |
| 41 | // |
| 42 | // --- Declaration of leaves types |
| 43 | // **** neutrons |
| 44 | Int_t fNnLeft; // No. of neutrons emitted on left side |
| 45 | Float_t fEnLeft; // Forward energy Left side |
| 46 | Float_t fPxnLeft[70]; // momentum x component - left side |
| 47 | Float_t fPynLeft[70]; // momentum y component - left side |
| 48 | Float_t fPznLeft[70]; // momentum z component - left side |
| 49 | // |
| 50 | Int_t fNnRight; // No. of neutrons emitted on right side |
| 51 | Float_t fEnRight; // Forward energy Right side |
| 52 | Float_t fPxnRight[70]; // momentum x component - right side |
| 53 | Float_t fPynRight[70]; // momentum y component - right side |
| 54 | Float_t fPznRight[70]; // momentum z component - right side |
| 55 | // |
| 56 | // **** protons |
| 57 | Int_t fNpLeft; // No. of protons emitted on left side |
| 58 | Float_t fEtapLeft; // Forward energy Left side |
| 59 | Float_t fPxpLeft[70]; // momentum x component - left side |
| 60 | Float_t fPypLeft[70]; // momentum y component - left side |
| 61 | Float_t fPzpLeft[70]; // momentum z component - left side |
| 62 | // |
| 63 | Int_t fNpRight; // No. of protons emitted on right side |
| 64 | Float_t fEtapRight; // Forward energy Right side |
| 65 | Float_t fPxpRight[70]; // momentum x component - right side |
| 66 | Float_t fPypRight[70]; // momentum y component - right side |
| 67 | Float_t fPzpRight[70]; // momentum z component - right side |
| 68 | |
| 69 | private: |
| 70 | void Copy(TObject&) const; |
| 71 | ClassDef(AliGenReaderEMD,1) // Class to read EMD data |
| 72 | }; |
| 73 | #endif |
| 74 | |
| 75 | |
| 76 | |
| 77 | |
| 78 | |
| 79 | |
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