HepMCReadFromFile.h

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/*
  Copyright (C) 2002-2020 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef TRUTHIO_HEPMCREADFROMFILE_H
#define TRUTHIO_HEPMCREADFROMFILE_H
 
#include "GeneratorModules/GenBase.h"
#include "AtlasHepMC/IO_GenEvent.h"
#include <memory>
 
class StoreGateSvc;
 
class HepMCReadFromFile : public GenBase {
public:
 
  HepMCReadFromFile(const std::string& name, ISvcLocator* pSvcLocator);
  StatusCode initialize();
  StatusCode execute();
  StatusCode finalize();
 
private:
 
  std::string m_input_file;
  int m_event_number;
  double m_sum_xs;
  
  StoreGateSvc* m_sgSvc;
 
#ifdef HEPMC3
  std::shared_ptr<HepMC3::Reader> m_hepmcio;
#else
  std::unique_ptr<HepMC::IO_GenEvent> m_hepmcio;
#endif
};
 
#endif