G4AtlasAlg.h

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/*
  Copyright (C) 2002-2024 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef G4ATLASALG_G4AtlasAlg_H
#define G4ATLASALG_G4AtlasAlg_H
 
// Base class header
#include "AthenaBaseComps/AthAlgorithm.h"
 
// STL headers
#include <map>
#include <string>
 
// Gaudi headers
#include "GaudiKernel/ServiceHandle.h"
#include "GaudiKernel/ToolHandle.h"
 
// Athena headers
#include "CxxUtils/checker_macros.h"
#include "StoreGate/ReadHandleKey.h"
#include "StoreGate/WriteHandleKey.h"
#include "AthenaKernel/IAthRNGSvc.h"
#include "G4AtlasInterfaces/IDetectorConstructionTool.h"
#include "G4AtlasInterfaces/IUserActionSvc.h"
#include "G4AtlasInterfaces/IUserActionTool.h"
#include "G4AtlasInterfaces/ISensitiveDetectorMasterTool.h"
#include "G4AtlasInterfaces/IPhysicsInitialization.h"
#include "G4AtlasInterfaces/IFastSimulationMasterTool.h"
#include "G4AtlasInterfaces/IPhysicsListSvc.h"
#include "G4AtlasInterfaces/IUserLimitsSvc.h"
#include "GeneratorObjects/McEventCollection.h"
#include "HepMC_Interfaces/IZeroLifetimePatcher.h"
#include "xAODEventInfo/EventInfo.h"
 
// ISF includes
#include "ISF_Interfaces/ITruthSvc.h"
#include "ISF_Interfaces/IInputConverter.h"
#include "ISF_Interfaces/IGenEventFilter.h"

class G4AtlasAlg : public AthAlgorithm
{
 
public:

  G4AtlasAlg(const std::string& name, ISvcLocator* pSvcLocator);

  virtual ~G4AtlasAlg() {  };

  bool isClonable() const override { return true; }

  StatusCode initialize ATLAS_NOT_THREAD_SAFE () override;

  StatusCode finalize() override;

  StatusCode execute(const EventContext& ctx) override;

  void initializeG4();

  void initializeOnce();

  void finalizeOnce();
 
private:

  void commandLog(int returnCode, const std::string& commandString) const;

  void releaseGeoModel();

  Gaudi::Property<bool> m_killAbortedEvents{this, "KillAbortedEvents", false, ""};
  Gaudi::Property<bool> m_flagAbortedEvents{this, "FlagAbortedEvents", false, ""};
  SG::ReadHandleKey<McEventCollection>    m_inputTruthCollectionKey{this, "InputTruthCollection", "BeamTruthEvent", "Input hard scatter collection"}; 
  SG::WriteHandleKey<McEventCollection>   m_outputTruthCollectionKey{this, "OutputTruthCollection", "TruthEvent", "Output hard scatter truth collection"};
  SG::ReadHandleKey<xAOD::EventInfo> m_eventInfoKey{this, "EventInfo", "EventInfo", "EventInfo key"};

  ServiceHandle<ISF::ITruthSvc> m_truthRecordSvc{this, "TruthRecordService", "ISF_TruthRecordSvc", ""};

  std::map<std::string,std::string> m_verbosities;

  Gaudi::Property<std::string> m_libList{this, "Dll", "", ""};
  Gaudi::Property<std::string> m_physList{this, "Physics", "", ""};
  Gaudi::Property<std::string> m_fieldMap{this, "FieldMap", "", ""};
  Gaudi::Property<std::string> m_rndmGen{this, "RandomGenerator", "athena", ""};
  Gaudi::Property<bool> m_releaseGeoModel{this, "ReleaseGeoModel", true, ""};
  Gaudi::Property<bool> m_recordFlux{this, "RecordFlux", false, ""};
  Gaudi::Property<bool> m_quietMode{this, "QuietMode", false, ""};
  Gaudi::Property<std::vector<std::string> > m_g4commands{this, "G4Commands", {}, "Commands to send to the G4UI"};
  Gaudi::Property<bool> m_useMT{this,"MultiThreading",  false, "Multi-threading specific settings"};
  Gaudi::Property<bool> m_activateParallelGeometries{this, "ActivateParallelWorlds", false, "Toggle on/off the G4 parallel geometry system"};
  BooleanProperty m_useShadowEvent{this, "UseShadowEvent", false, "New approach to selecting particles for simulation" };
  ServiceHandle<IAthRNGSvc> m_rndmGenSvc{this, "AtRndmGenSvc", "AthRNGSvc", ""}; // TODO rename property
  Gaudi::Property<std::string> m_randomStreamName{this, "RandomStreamName", "Geant4", ""};
  ServiceHandle<IUserLimitsSvc> m_userLimitsSvc{this, "UserLimitsSvc", "UserLimitsSvc", ""};
  ServiceHandle<G4UA::IUserActionSvc> m_userActionSvc{this, "UserActionSvc", "G4UA::UserActionSvc", ""};
 
  PublicToolHandle<IDetectorConstructionTool> m_detConstruction{this, "DetectorConstruction", "", "Tool handle of the DetectorConstruction"};
  PublicToolHandleArray<IPhysicsInitializationTool> m_physicsInitializationTools{this, "PhysicsInitializationTools", {}, "Physics initialization happening after Geant4 initialization"};

  ServiceHandle<Simulation::IZeroLifetimePatcher> m_qspatcher{this, "QuasiStablePatcher", "", "Quasi-Stable Particle Simulation Patcher"};
 
  ToolHandle<ISF::IGenEventFilter>  m_truthPreselectionTool{this, "TruthPreselectionTool", "", "Tool for filtering out quasi-stable particle daughters"};

  ServiceHandle<ISF::IInputConverter> m_inputConverter{this, "InputConverter", "ISF_InputConverter", ""};
  ServiceHandle<IPhysicsListSvc> m_physListSvc{this, "PhysicsListSvc", "PhysicsListSvc", ""};
  PublicToolHandle<ISensitiveDetectorMasterTool> m_senDetTool{this, "SenDetMasterTool", "SensitiveDetectorMasterTool", ""};
  PublicToolHandle<IFastSimulationMasterTool> m_fastSimTool{this, "FastSimMasterTool", "FastSimulationMasterTool", ""};
  PublicToolHandleArray<G4UA::IUserActionTool> m_actionTools{this, "UserActionTools", {}, "User action tools to be added to the G4 Action service."};
  // FastCaloSim in Geant4 configuration
  Gaudi::Property<std::string> m_simplifiedGeoPath{this, "SimplifiedGeoPath", "", "Path to the simplified geometry file used to transport particles"};
 
};
 
#endif// G4ATLASALG_G4AtlasAlg_H