TruthStrategyManager.cxx

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/*
  Copyright (C) 2002-2024 CERN for the benefit of the ATLAS collaboration
*/
 
// class header
#include "MCTruthBase/TruthStrategyManager.h"
 
// Framework includes
#include "AthenaBaseComps/AthMsgStreamMacros.h"
 
#include "TruthUtils/MagicNumbers.h"
 
// Geant4 Includes
#include "G4Event.hh"
#include "G4EventManager.hh"
#include "G4PhysicalVolumeStore.hh"
#include "G4Step.hh"
#include "G4TransportationManager.hh"
#include "G4VPhysicalVolume.hh"
#include "G4VSolid.hh"
 
// ISF includes
#include "ISF_Interfaces/ITruthSvc.h"
#include "ISF_Interfaces/IGeoIDSvc.h"
#include "ISF_Event/ISFParticle.h"
 
// DetectorDescription
#include "AtlasDetDescr/AtlasRegionHelper.h"
#include "ISF_Geant4Event/Geant4TruthIncident.h"
#include "ISF_Geant4Event/ISFG4GeoHelper.h"
 
TruthStrategyManager::TruthStrategyManager()
  : m_truthSvc(nullptr)
  , m_geoIDSvc(nullptr)
{
}
 
const TruthStrategyManager& TruthStrategyManager::GetStrategyManager()
{
  static const TruthStrategyManager theMgr;
  return theMgr;
}
 
TruthStrategyManager& TruthStrategyManager::GetStrategyManager_nc ATLAS_NOT_THREAD_SAFE ()
{
  return const_cast<TruthStrategyManager&>(GetStrategyManager());
}
 
void TruthStrategyManager::SetISFTruthSvc(ISF::ITruthSvc *truthSvc)
{
  m_truthSvc = truthSvc;
}
 
 
void TruthStrategyManager::SetISFGeoIDSvc(ISF::IGeoIDSvc *geoIDSvc)
{
  m_geoIDSvc = geoIDSvc;
}
 
bool TruthStrategyManager::CreateTruthIncident(const G4Step* aStep, int subDetVolLevel) const
{
  AtlasDetDescr::AtlasRegion geoID = iGeant4::ISFG4GeoHelper::nextGeoId(aStep, subDetVolLevel, m_geoIDSvc);
 
  iGeant4::Geant4TruthIncident truth(aStep, geoID);
 
  m_truthSvc->registerTruthIncident(truth);
  return false;
}