Fix for coverity (AdC)
[u/mrichter/AliRoot.git] / EVGEN / AliGenReaderHepMC.h
CommitLineData
b897d37f 1#ifndef ALIGENREADERHEPMC_H
2#define ALIGENREADERHEPMC_H
3// Realisations of the AliGenReader interface to be used with AliGenExFile.
4// NextEvent() loops over events
5// and NextParticle() loops over particles.
6// This implementation reads HepMC output formats
7// Author: brian.peter.thorsbro@cern.ch, brian@thorsbro.dk
8// Based on AliGenReaderSL by andreas.morsch@cern.ch
9
10#include <TClonesArray.h>
11
12#include "AliGenReader.h"
13#include "AliGenEventHeader.h"
14#include "THepMCParser.h"
15#include "HepMC/IO_BaseClass.h"
16#include "HepMC/GenEvent.h"
17
18class TParticle;
19
20class AliGenReaderHepMC : public AliGenReader
21{
22public:
23 inline AliGenReaderHepMC():fEventsHandle(0), fGenEvent(0), fParticleArray(0), fParticleIterator(0), fGenEventHeader(0) {;}
24 AliGenReaderHepMC(const AliGenReaderHepMC &reader)
25 :AliGenReader(reader), fEventsHandle(0), fGenEvent(0), fParticleArray(0), fParticleIterator(0), fGenEventHeader(0) {reader.Copy(*this);}
26 inline virtual ~AliGenReaderHepMC(){ delete fEventsHandle; delete fGenEvent; delete fParticleArray; delete fParticleIterator;} // not deleting fGenEventHeader as it is returned out
27 AliGenEventHeader * GetGenEventHeader() const {return fGenEventHeader;};
28 virtual void Init();
29 virtual Int_t NextEvent();
30 virtual TParticle* NextParticle();
31 virtual void RewindEvent();
32 AliGenReaderHepMC & operator=(const AliGenReaderHepMC & rhs);
33
34protected:
35 HepMC::IO_BaseClass * fEventsHandle; // pointer to the HepMC file handler
36 HepMC::GenEvent * fGenEvent; // pointer to a generated event
37 TClonesArray * fParticleArray; // pointer to array containing particles of current event
38 TIter * fParticleIterator; // iterator coupled to the array
39 AliGenEventHeader * fGenEventHeader; // AliGenEventHeader
40
41private:
42 void Copy(TObject&) const;
43
44 ClassDef(AliGenReaderHepMC, 1) //Generate particles from external file
45};
46#endif
47
48
49