BesTwogam Class Reference

#include <BesTwogam.h>

Inheritance diagram for BesTwogam:

Public Member Functions
	BesTwogam (const string &name, ISvcLocator *pSvcLocator)
StatusCode	initialize ()
StatusCode	execute ()
StatusCode	finalize ()

Detailed Description

Definition at line 24 of file BesTwogam.h.

Constructor & Destructor Documentation

BesTwogam()

BesTwogam::BesTwogam	(	const string &	name,
		ISvcLocator *	pSvcLocator )

Definition at line 152 of file BesTwogam.cxx.

                                                                :Algorithm( name, pSvcLocator )
{
  declareProperty("InitialSeed",m_seed=1001);
  declareProperty("CMEnergy", m_cmEnergy = 3.097); // 2*Ebeam [GeV]
  declareProperty("MinimumW2",m_m2min=0.02);
  declareProperty("Unweighted",m_unw=1);
  declareProperty("CardFileName", m_fcard="BesTwogam.conf");
  //interface set pythia pars, pingrg
  m_pypars.clear();
  declareProperty("setPythiaPars", m_pypars);
}

Member Function Documentation

execute()

StatusCode BesTwogam::execute

(

)

Definition at line 196 of file BesTwogam.cxx.

{ 
  MsgStream log(messageService(), name());
  log << MSG::INFO << "BesTwogam executing" << endreq;
  HepMC::HEPEVT_Wrapper::set_max_number_entries(2000);
  HepMC::HEPEVT_Wrapper::set_sizeof_real(8);
  HepMC::IO_HEPEVT HepEvtIO;
  HEPEVT_CLEAN();
  GEN1EVT();
  //PRINTEVT();
  if(CFLAGS.GOODEV!=1){
    log << MSG::ERROR<<" BesTwogam: fail to generate good event"<<endl;
    return StatusCode::FAILURE;
  }
  m_numberEvent++;
  if( log.level() < MSG::INFO )LULIST(1);
  LUHEPC(1);
  //  HEPEVT_PRINT();
  HepMC::GenEvent* evt = HepEvtIO.read_next_event();
  evt->set_event_number(m_numberEvent);
  evt->set_signal_process_id(1);
  //Check if the McCollection already exists                                                 
  SmartDataPtr<McGenEventCol> anMcCol(eventSvc(), "/Event/Gen");
  if (anMcCol!=0) {
    // Add event to existing collection                                                       
    MsgStream log(messageService(), name());
    log << MSG::INFO << "Add McGenEvent to existing collection" << endreq;
    McGenEvent* mcEvent = new McGenEvent(evt);
    anMcCol->push_back(mcEvent);
  }  else {
    // Create Collection and add  to the transient store                                      
    McGenEventCol *mcColl = new McGenEventCol;
    McGenEvent* mcEvent = new McGenEvent(evt);
    mcColl->push_back(mcEvent);
    StatusCode sc = eventSvc()->registerObject("/Event/Gen",mcColl);
    if (sc != StatusCode::SUCCESS) {
      log << MSG::ERROR << "Could not register McGenEvent" << endreq;
      delete mcColl;
      delete evt;
      delete mcEvent;
      return StatusCode::FAILURE;
    }
  }
  return StatusCode::SUCCESS; 
}

finalize()

StatusCode BesTwogam::finalize

(

)

Definition at line 242 of file BesTwogam.cxx.

{
  MsgStream log(messageService(), name());
  log << MSG::INFO << "BesTwogam finalized" << endreq;
  FINISH();
  return StatusCode::SUCCESS;
}

initialize()

StatusCode BesTwogam::initialize

(

)

Definition at line 164 of file BesTwogam.cxx.

                                {
  MsgStream log(messageService(), name());
  log << MSG::WARNING << "BesTwogam initialize" << endreq;
 
  if(m_fcard.size()>254){
  log << MSG::ERROR << "Too big name of BesTwogam card file" << endreq;
  return StatusCode::FAILURE;
  }
  //  FNAMES.dummy=61777;
  strcpy(FNAMES.cardName,m_fcard.c_str());
  FNAMES.i_cardName=m_fcard.size();
 
  RDCUTS();
  ISEEDC.ISEED=m_seed;
  EXCUTS.EBEAME=0.5*m_cmEnergy;
  EXCUTS.W2MINE=m_m2min;
  INPARC.NTUNW=m_unw;
 
  SETDEF();
  QCDSTA();
  DOCUTS();
  ESTMAXCS();
  PRTCUT();
  //  USRINI();
  m_numberEvent=0;
  //for pythia parameter setting,pingrg-2013-12-11
  for(int i=0;i<m_pypars.size();i++){
    pygive_(m_pypars[i].c_str(),strlen(m_pypars[i].c_str()));
  }
  return StatusCode::SUCCESS;
}

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The documentation for this class was generated from the following files:

• BesTwogam.h
• BesTwogam.cxx