GenEventCnv_p1.h

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/*
  Copyright (C) 2002-2025 CERN for the benefit of the ATLAS collaboration
*/
 
// GenEventCnv_p1.h 
// Header file for class GenEventCnv_p1
// Author: S.Binet<binet@cern.ch>
#ifndef GENERATOROBJECTSTPCNV_GENEVENTCNV_P1_H 
#define GENERATOROBJECTSTPCNV_GENEVENTCNV_P1_H 
 
// STL includes
#include <unordered_map>
 
// AthenaPoolCnvSvc includes
#include "AthenaPoolCnvSvc/T_AthenaPoolTPConverter.h"
#include <sstream>
 
// HepMC includes
#include "AtlasHepMC/GenEvent.h"
#include "AtlasHepMC/GenVertex.h"
#include "AtlasHepMC/GenParticle.h"
// GeneratorObjectsTPCnv includes
#include "GeneratorObjectsTPCnv/GenEvent_p1.h"
 
// Forward declaration
class MsgStream;
namespace HepMC { struct DataPool; }
 
class GenEventCnv_p1 : public T_AthenaPoolTPCnvBase<HepMC::GenEvent, 
                                                    GenEvent_p1>  
{
  // Public methods: 
 public: 

  GenEventCnv_p1( HepMC::DataPool* pool = 0 );

  //virtual ~GenEventCnv_p1(); 

  // Const methods: 

  virtual void persToTrans( const GenEvent_p1* persObj, 
                HepMC::GenEvent* transObj, 
                MsgStream& msg );

  virtual void transToPers( const HepMC::GenEvent* transObj, 
                GenEvent_p1* persObj, 
                MsgStream& msg );

  // Non-const methods: 
  
  void setDataPool( HepMC::DataPool* pool );

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

  static HepMC::GenVertexPtr 
  createGenVertex( const GenEvent_p1& persEvt,
           const GenVertex_p1& vtx,
           ParticlesMap_t& bcToPart,
                   HepMC::DataPool& datapools, HepMC::GenEvent* parent=nullptr) ;

  static HepMC::GenParticlePtr 
  createGenParticle( const GenParticle_p1& p,
             ParticlesMap_t& partToEndVtx,
                     HepMC::DataPool& datapools, const HepMC::GenVertexPtr& parent=nullptr) ;

  // Protected data: 
 protected: 

  HepMC::DataPool* m_pool;
}; 
 
#endif //> GENERATOROBJECTSTPCNV_GENEVENTCNV_P1_H