Added reference from vertex to candidate (Andrea)
[u/mrichter/AliRoot.git] / PHOS / AliPHOSFastGlobalReconstruction.h
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8b2df7ae 1#ifndef ALIPHOSFASTGLOBALRECONSTRUCTION_H
2#define ALIPHOSFASTGLOBALRECONSTRUCTION_H
3/* Copyright(c) 1998-2003, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
5
6/* $Id$ */
7
8// Fast global reconstruction class.
9// It performes fast reconstruction for charged particles only,
10// assuming that they were detected by all central ALICE detectors but PHOS.
11// This class acts as a filter for primary particles, selects them
12// and deteriorates their 4-momenta.
13//!
14// Author: Yuri Kharlov. 17 April 2003
15
16//_________________________________________________________________________
17class AliGenerator;
18class TClonesArray;
19class AliPHOSGetter;
cfecabed 20class TLorentzVector;
8b2df7ae 21
22class AliPHOSFastGlobalReconstruction : public TObject {
23
24public:
43fbaae1 25 AliPHOSFastGlobalReconstruction();
8b2df7ae 26 AliPHOSFastGlobalReconstruction(const char* headerFile);
43fbaae1 27
28 AliPHOSFastGlobalReconstruction(const AliPHOSFastGlobalReconstruction &rhs);
29 AliPHOSFastGlobalReconstruction & operator = (const AliPHOSFastGlobalReconstruction &);
30
8b2df7ae 31 virtual ~AliPHOSFastGlobalReconstruction();
32 void FastReconstruction(Int_t event);
33 TClonesArray *GetRecParticles() const {return fParticles;}
34
35private:
36 Bool_t Detected(TParticle *particle);
37 Float_t Efficiency(Float_t pt, Float_t eta);
38 void SmearMomentum(TLorentzVector &p);
39
40private:
e957fea8 41 AliPHOSGetter *fgime; //! Instance of the PHOS getter
8b2df7ae 42 AliGenerator *fGenerator; //! MC generator used in simulation
43 TClonesArray *fParticles; //! Array of reconstructed particles
44 Int_t fNParticles; //! Number of reconstructed particles
45
46ClassDef(AliPHOSFastGlobalReconstruction,1) // Fast global reconstruction
47};
48
49#endif // AliPHOSFASTGLOBALRECONSTRUCTION_H