McEventCollectionCnv_p2.h

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/*
  Copyright (C) 2002-2025 CERN for the benefit of the ATLAS collaboration
*/
 
// McEventCollectionCnv_p2.h
// Header file for class McEventCollectionCnv_p2
// Author: S.Binet<binet@cern.ch>
#ifndef GENERATOROBJECTSTPCNV_MCEVENTCOLLECTIONCNV_P2_H
#define GENERATOROBJECTSTPCNV_MCEVENTCOLLECTIONCNV_P2_H
 
// STL includes
#include <unordered_map>
#include <sstream>
 
// HepMC / CLHEP includes
#ifndef HEPMC3
# ifdef __clang__
#  pragma clang diagnostic push
#  pragma clang diagnostic ignored "-Wkeyword-macro"
# endif
# if __GNUC__ >= 16
#  pragma GCC diagnostic push
#  pragma GCC diagnostic ignored "-Wkeyword-macro"
# endif
# define private public
# define protected public
#endif
#include "AtlasHepMC/GenEvent.h"
#include "AtlasHepMC/GenVertex.h"
#include "AtlasHepMC/GenParticle.h"
#ifndef HEPMC3
# undef private
# undef protected
# ifdef __clang__
#  pragma clang diagnostic pop
# endif
# if __GNUC__ >= 16
#  pragma GCC diagnostic pop
# endif
#endif
#include "GeneratorObjects/McEventCollection.h"
 
// AthenaPoolCnvSvc includes
#include "AthenaPoolCnvSvc/T_AthenaPoolTPConverter.h"
 
// GeneratorObjectsTPCnv includes
#include "GeneratorObjectsTPCnv/McEventCollection_p2.h"
 
// Forward declaration
class MsgStream;
namespace HepMC { struct DataPool; }
 
class McEventCollectionCnv_p2 : public T_AthenaPoolTPCnvBase<
                                          McEventCollection,
                                          McEventCollection_p2
                                       >
{
 
  typedef T_AthenaPoolTPCnvBase<McEventCollection,
                                McEventCollection_p2> Base_t;

  // Public methods:
 public:

  McEventCollectionCnv_p2();

  McEventCollectionCnv_p2( const McEventCollectionCnv_p2& rhs );

  McEventCollectionCnv_p2& operator=( const McEventCollectionCnv_p2& rhs );

  virtual ~McEventCollectionCnv_p2();

  virtual void persToTrans( const McEventCollection_p2* persObj,
                            McEventCollection* transObj,
                            MsgStream &log ) ;

  virtual void transToPers( const McEventCollection* transObj,
                            McEventCollection_p2* persObj,
                            MsgStream &log ) ;

  // Protected method:
 protected:
 
  typedef std::unordered_map<HepMC::GenParticlePtr,int> ParticlesMap_t;

  static HepMC::GenVertexPtr
  createGenVertex( const McEventCollection_p2& persEvts,
                   const GenVertex_p2& vtx,
                   ParticlesMap_t& bcToPart,
                   HepMC::DataPool& datapools,HepMC::GenEvent* parent=nullptr  ) ;

  static HepMC::GenParticlePtr
  createGenParticle( const GenParticle_p2& p,
                     ParticlesMap_t& partToEndVtx,
                     HepMC::DataPool& datapools,const HepMC::GenVertexPtr& parent=nullptr  ) ;
 
};
#endif //> GENERATOROBJECTSTPCNV_MCEVENTCOLLECTIONCNV_P2_H