G4DNAChemistryManager.hh

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// Author: Mathieu Karamitros
//
// The code is developed in the framework of the ESA AO7146
//
// We would be very happy hearing from you, send us your feedback! :)
//
// In order for Geant4-DNA to be maintained and still open-source,
// article citations are crucial. 
// If you use Geant4-DNA chemistry and you publish papers about your software, 
// in addition to the general paper on Geant4-DNA:
//
// Int. J. Model. Simul. Sci. Comput. 1 (2010) 157–178
//
// we would be very happy if you could please also cite the following
// reference papers on chemistry:
//
// J. Comput. Phys. 274 (2014) 841-882
// Prog. Nucl. Sci. Tec. 2 (2011) 503-508
 
#pragma once
 
#include "globals.hh"
#include "G4ThreeVector.hh"
#include <fstream>
#include <memory>
#include "G4UImessenger.hh"
#include "G4VStateDependent.hh"
 
class G4Track;
class G4DNAWaterExcitationStructure;
class G4DNAWaterIonisationStructure;
class G4Molecule;
class G4VUserChemistryList;
class G4UIcmdWithABool;
class G4UIcmdWithADoubleAndUnit;
class G4UIcmdWithoutParameter;
class G4UIcmdWithAnInteger;
class G4ITGun;
class G4VPhysChemIO;
 
enum ElectronicModification
{
    eIonizedMolecule,
    eExcitedMolecule,
    eDissociativeAttachment
};
 
class G4DNAChemistryManager: public G4UImessenger,
                             public G4VStateDependent
{
protected:
    ~G4DNAChemistryManager() override;
 
public:
    //============================================================================
    // STATIC METHODS
    //============================================================================
    static G4DNAChemistryManager* Instance();
    static G4DNAChemistryManager* GetInstanceIfExists();
 
    static void DeleteInstance();
    static G4bool IsActivated();
 
    //============================================================================
    // VIRTUAL METHODS
    //============================================================================
    // G4VStateDependent
    G4bool Notify(G4ApplicationState requestedState) override;
    // G4UImessenger
    void SetNewValue(G4UIcommand*, G4String) override;
    G4String GetCurrentValue(G4UIcommand* pCommand) override;
 
    //============================================================================
    // INITIALIZATION AND FINALIZATION METHODS
    //============================================================================
    G4bool IsChemistryActivated();
    void SetChemistryActivation(G4bool);
 
    void SetChemistryList(G4VUserChemistryList&);
 
    void SetChemistryList(std::unique_ptr<G4VUserChemistryList>);
 
    // [[deprecated]] : chemistry list should never be nullptr
    void SetChemistryList(G4VUserChemistryList*);
 
    void Deregister(G4VUserChemistryList&);
 
    void Initialize();
    void Run();
    void Clear();
 
    void SetGun(G4ITGun* pChemSpeciesGun);
 
    void SetPhysChemIO(std::unique_ptr<G4VPhysChemIO> pPhysChemIO);
 
    void SetVerbose(G4int verbose);
 
    void UseAsStandalone(G4bool flag);
    G4bool IsCounterResetWhenRunEnds() const;
 
    void ResetCounterWhenRunEnds(G4bool resetCounterWhenRunEnds);
 
    void ForceMasterReinitialization();
    void TagThreadForReinitialization();
    void ForceThreadReinitialization();
    void ForceRebuildingPhysicsTable();
 
    //============================================================================
    // FILE OPERATIONS
    //============================================================================
    void WriteInto(const G4String&, std::ios_base::openmode mode =
                   std::ios_base::out);
    void AddEmptyLineInOutputFile();
 
    void CloseFile();
 
    //============================================================================
    // PUSH MOLECULES
    //============================================================================
    void CreateWaterMolecule(ElectronicModification,
                             G4int /*electronicLevel*/,
                             const G4Track* /*pIncomingTrack*/);
 
    void CreateSolvatedElectron(const G4Track* /*pIncomingTrack*/,
                                G4ThreeVector* pFinalPosition = nullptr);
 
    void PushMolecule(std::unique_ptr<G4Molecule> pMolecule,
                      G4double time,
                      const G4ThreeVector& position,
                      G4int parentID);
 
protected:
    void HandleStandaloneInitialization();
    void PushTrack(G4Track*);
    void SetGlobalTemperature(G4double temperatureKelvin);
 
    G4DNAWaterExcitationStructure* GetExcitationLevel();
    G4DNAWaterIonisationStructure* GetIonisationLevel();
    void InitializeFile();
    void InitializeMaster();
    void InitializeThread();
    void InitializeThreadSharedData();
 
    G4DNAChemistryManager();
 
private:
    std::unique_ptr<G4UIdirectory> fpChemDNADirectory;
    std::unique_ptr<G4UIcmdWithABool> fpActivateChem;
    std::unique_ptr<G4UIcmdWithAnInteger> fpRunChem;
    std::unique_ptr<G4UIcmdWithoutParameter> fpSkipReactionsFromChemList;
    std::unique_ptr<G4UIcmdWithADoubleAndUnit> fpScaleForNewTemperature;
    std::unique_ptr<G4UIcmdWithoutParameter> fpInitChem;
 
    static G4DNAChemistryManager* fgInstance;
    G4bool fActiveChemistry;
 
    struct ThreadLocalData{
        ThreadLocalData();
        ~ThreadLocalData();
        std::unique_ptr<G4VPhysChemIO> fpPhysChemIO;
        G4bool fThreadInitialized = false;
    };
 
    static G4ThreadLocal ThreadLocalData* fpThreadData;
 
    G4bool fMasterInitialized;
    G4bool fForceThreadReinitialization;
 
    std::unique_ptr<G4DNAWaterExcitationStructure> fpExcitationLevel;
    std::unique_ptr<G4DNAWaterIonisationStructure> fpIonisationLevel;
 
    std::unique_ptr<G4VUserChemistryList> fpUserChemistryList;
    G4bool fOwnChemistryList;
    G4bool fUseInStandalone;
    G4bool fPhysicsTableBuilt;
    G4bool fSkipReactions;
 
    G4bool fGeometryClosed;
 
    G4int fVerbose;
    G4bool fResetCounterWhenRunEnds;
};