GeantFollowerMS.h

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/*
  Copyright (C) 2002-2022 CERN for the benefit of the ATLAS collaboration
*/

// GeantFollowerMS.h, (c) ATLAS Detector software
 
#ifndef GeantFollowerMS_H
#define GeantFollowerMS_H
 
#include "GaudiKernel/ToolHandle.h"
#include "GaudiKernel/ServiceHandle.h"
#include "TrkDetDescrInterfaces/ITrackingGeometrySvc.h"
 
#include "G4UserEventAction.hh"
#include "G4UserRunAction.hh"
#include "G4UserSteppingAction.hh"

 
namespace Trk {
  class IGeantFollowerMSHelper;
  class TrackingGeometry;
}
 
namespace G4UA
{
 
  class GeantFollowerMS: public G4UserEventAction, public G4UserRunAction, public G4UserSteppingAction
  {
 
  public:
 
    struct Config
    {
      // FIXME: public tool handle in thread-local action!
      // See ATLASSIM-3561.
      ToolHandle<Trk::IGeantFollowerMSHelper> helper =
        ToolHandle<Trk::IGeantFollowerMSHelper>("Trk::GeantFollowerMSHelper/GeantFollowerMSHelper");
      ServiceHandle<Trk::ITrackingGeometrySvc> trackingGeometrySvc =
        ServiceHandle<Trk::ITrackingGeometrySvc>("AtlasTrackingGeometrySvc","GeantFollowerMS");
    };
 
    GeantFollowerMS(const Config& config);
    virtual void BeginOfEventAction(const G4Event*) override;
    virtual void EndOfEventAction(const G4Event*) override;
    virtual void BeginOfRunAction(const G4Run*) override;
    virtual void UserSteppingAction(const G4Step*) override;
 
  private:
 
    Config m_config;
 
    Trk::IGeantFollowerMSHelper*   m_helperPointer;
 
  }; // class GeantFollowerMS
 
} // namespace G4UA
 
#endif