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#ifndef HEPMC3_WRITERROOTTREEOPAL_H
#define HEPMC3_WRITERROOTTREEOPAL_H
///
/// @file WriterRootTreeOPAL.h
/// @brief Definition of class \b WriterRootTreeOPAL
///
/// @class HepMC3::WriterRootTreeOPAL
/// @brief GenEvent I/O output to files similar to these produced by OPAL software
///
/// @ingroup Examples
///
#include "HepMC3/WriterRootTree.h"
#include "HepMC3/GenEvent.h"
#include "HepMC3/GenParticle.h"
#include "HepMC3/Data/GenEventData.h"
namespace HepMC3
{
class WriterRootTreeOPAL : public WriterRootTree
{
public:
/** @brief Constructor */
WriterRootTreeOPAL(const std::string &filename,shared_ptr<GenRunInfo> run = shared_ptr<GenRunInfo>());
/** @brief Init ROOT branches */
void init_branches();
/** @brief Write event */
void write_event(const GenEvent &evt);
/** @brief Set run number */
void set_run_number(const int nr);
private:
float m_Ebeam; ///< Beam energy in GEV
int m_Irun; ///< Run number
int m_Ievnt; ///< Event number
};
}
#endif
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