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BesHepMCInterface Class Reference
#include <BesHepMCInterface.h>
Inheritance diagram for BesHepMCInterface:
Public Member Functions | |
| BesHepMCInterface () | |
| ~BesHepMCInterface () | |
| HepMC::GenEvent * | GenerateHepMCEvent () |
| Public Member Functions inherited from G4HepMCInterface | |
| void | HepMC2G4 (HepMC::GenEvent *hepmcevt, G4Event *g4event) |
| void | Print (const HepMC::GenEvent *hepmcevt) |
| G4int | CheckType (const HepMC::GenEvent *hepmcevt) |
| void | Boost (HepMC::GenEvent *hepmcevt) |
| void | PrintHPlist () |
| G4int | GetLogLevel () |
| void | SetLogLevel (G4int level) |
| G4HepMCInterface () | |
| virtual | ~G4HepMCInterface () |
| HepMC::GenEvent * | GetHepMCGenEvent () const |
| virtual void | GeneratePrimaryVertex (G4Event *anEvent) |
Additional Inherited Members | |
| Public Attributes inherited from G4HepMCInterface | |
| std::vector< G4HepMCParticle * > | HPlist |
| Protected Attributes inherited from G4HepMCInterface | |
| HepMC::GenEvent * | hepmcEvent |
| G4int | m_logLevel |
Detailed Description
Definition at line 9 of file BesHepMCInterface.h.
Constructor & Destructor Documentation
◆ BesHepMCInterface()
| BesHepMCInterface::BesHepMCInterface | ( | ) |
Definition at line 12 of file BesHepMCInterface.cpp.
12{ p_evtSvc = 0; }
◆ ~BesHepMCInterface()
| BesHepMCInterface::~BesHepMCInterface | ( | ) |
Definition at line 13 of file BesHepMCInterface.cpp.
13 {
14 // std::cout<< "\b the BesHepMCInterface is being destroyed "<<std::endl;
15}
Member Function Documentation
◆ GenerateHepMCEvent()
|
virtual |
Reimplemented from G4HepMCInterface.
Definition at line 17 of file BesHepMCInterface.cpp.
17 {
18
19 if ( p_evtSvc == 0 )
20 {
21 // std::cout<<" standard interface to EvtDataSvc for retrieving HepMC events"<<std::endl;
22 ISvcLocator* svcLocator = Gaudi::svcLocator(); // from Bootstrap
23 StatusCode sc = svcLocator->service( "EventDataSvc", p_evtSvc );
24 if ( sc.isFailure() )
25 {
26 // std::cout<<"BesHepMCInterface could not access EventDataSvc!!"<<std::endl;
27 }
28 }
30 // std::cout <<" BesHepMCInterface::GenerateAnEvent "<<std::endl;
31
32 SmartDataPtr<McGenEventCol> mcCollptr( p_evtSvc, "/Event/Gen" );
33
34 if ( mcCollptr != 0 )
35 {
36 // std::cout <<" could retrieve the collection "<<std::endl;
37
38 n = mcCollptr->size();
39
40 // std::cout <<" nr of events "<<n<<std::endl;
41
42 McGenEventCol::const_iterator it = mcCollptr->begin();
43
44 McGenEvent* mcEvent = (McGenEvent*)( *it );
45 // getting only the first event here.
46 // std::cout <<"iterator"<<std::endl;
47
48 HepMC::GenEvent* p_evt;
49
50 // std::cout <<"hepmc event"<<std::endl;
51 p_evt = mcEvent->getGenEvt();
52 // std::cout << "eventNumber = " << p_evt-> event_number() << std::endl;
53
54 // std::cout << " BesHepMCInterface:: --> " <<std::endl;
55 // std::cout << " particles_size = " << p_evt->particles_size()
56 // << " vertices_size = " << p_evt->vertices_size()
57 // << std::endl;
58
59 // std::cout <<"got it"<<std::endl;
60
61 return p_evt;
62 }
63
64 else { std::cout << "no McGenEventCollection found." << std::endl; }
65 return 0;
66}
Referenced by G4SvcRunManager::GenerateEvent().
The documentation for this class was generated from the following files:
