Sumv2 used for correct calculation of histogram errors
[u/mrichter/AliRoot.git] / EVGEN / AliGenReaderEcalHijing.h
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b152a071 1#ifndef ALIGENREADERECALHIJING_H
2#define ALIGENREADERECALHIJING_H
3/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
5
6/* $Id$ */
7
93de1f83 8//
9// Realisation of AliGenReader to be used with AliGenExtFile
10// It reads Hijing events from a ntuple like event structure.
11// Author: andreas.morsch@cern.ch
12//
b152a071 13#include "AliGenReader.h"
14
15
16class AliGenReaderEcalHijing : public AliGenReader
17{
18 public:
19 AliGenReaderEcalHijing();
20
198bb1c7 21 AliGenReaderEcalHijing(const AliGenReaderEcalHijing &reader):AliGenReader(reader)
22 {reader.Copy(*this);}
b152a071 23 virtual ~AliGenReaderEcalHijing(){;}
24 // Initialise
25 virtual void Init();
26 // Read
27 virtual Int_t NextEvent();
28 virtual TParticle* NextParticle();
e033748b 29 virtual void RewindEvent(){;}
b152a071 30 AliGenReaderEcalHijing & operator=(const AliGenReaderEcalHijing & rhs);
93de1f83 31
b152a071 32 protected:
33 Int_t fNcurrent; // points to the next entry
93de1f83 34 Int_t fNparticle; // number of particles
b152a071 35
36 TTree *fTreeNtuple; // pointer to the TTree
37 //Declaration of leaves types
38 Int_t fNjatt; // Number of particles
39 Int_t fNahij; // Number of particles in alice accept.
40 Int_t fNphij; // ?
41 Int_t fKhij[10000]; // particle code
42 Float_t fPxhij[10000]; // px
43 Float_t fPyhij[10000]; // py
44 Float_t fPzhij[10000]; // pz
45 Float_t fEhij[10000]; // energy
93de1f83 46 private:
dc1d768c 47 void Copy(TObject&) const;
93de1f83 48
b152a071 49 ClassDef(AliGenReaderEcalHijing,1) // Read particles from cwn-ntuple
50};
51#endif
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