G4MolecularConfiguration.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 
 
#ifndef G4MolecularConfiguration_
#define G4MolecularConfiguration_ 1
 
#include <vector>
#include <map>
#include "G4Threading.hh"
#include "G4ElectronOccupancy.hh"
#include <cassert>
#include <functional>
 
class G4MolecularDissociationChannel;
class G4MoleculeDefinition;
class G4Material;
class G4MolecularConfiguration;
 
struct comparator
{
  bool operator()(const G4ElectronOccupancy& occ1,
                  const G4ElectronOccupancy& occ2) const
  {
    G4int totalOcc1 = occ1.GetTotalOccupancy();
    G4int totalOcc2 = occ2.GetTotalOccupancy();
    if (totalOcc1 != totalOcc2)
    {
      return totalOcc1 < totalOcc2;
    }
    else
    {
      G4int occupancy1 = -1;
      G4int occupancy2 = -1;
      const G4int sizeOrbit = occ1.GetSizeOfOrbit();
      for (G4int i = 0; i < sizeOrbit; i++)
      {
        occupancy1 = occ1.GetOccupancy(i);
        occupancy2 = occ2.GetOccupancy(i);
 
        if (occupancy1 != occupancy2)
        {
          return occupancy1 < occupancy2;
        }
      }
    }
    return false;
  }
};
 
/** The pointer G4MolecularConfiguration will be shared by all the
 * molecules having the same molecule definition and the same
 * electron occupancy
 * BE CAREFUlL !!! : If you change the mass for instance of a OH^-,
 * this will affect all the OH^- molecule diffusing around
 */
class G4MolecularConfiguration
{
public:
 
  typedef std::function<double(const G4Material*,
                         double,
     const G4MolecularConfiguration*)> G4DiffCoeffParam;
 
  //____________________________________________________________________________
  // Static methods
 
  /////////////////////////////////////////////////
  // CREATE FINALIZED SPECIES
  // Get ground state electronic configuration
  static G4MolecularConfiguration*
  GetOrCreateMolecularConfiguration(const G4MoleculeDefinition*);
 
  // Get for a given moleculeDefinition and a given electronic configuration,
  // the molecular configuration
  static G4MolecularConfiguration*
  GetOrCreateMolecularConfiguration(const G4MoleculeDefinition*,
                                    const G4ElectronOccupancy& eOcc);
 
  // Get for a given moleculeDefinition and a given electronic configuration,
  // the molecular configuration
  static G4MolecularConfiguration*
  GetOrCreateMolecularConfiguration(const G4MoleculeDefinition*, int charge);
 
  /////////////////////////////////////////////////
  // CREATE UNFINALIZED SPECIES
  // Create ground state electronic configuration - to be finalized
  static G4MolecularConfiguration*
    CreateMolecularConfiguration(const G4String& userIdentifier,
                                 const G4MoleculeDefinition*,
                                 bool& wasAlreadyCreated);
 
  static G4MolecularConfiguration*
    CreateMolecularConfiguration(const G4String& userIdentifier,
                                 const G4MoleculeDefinition*,
                                 const G4String& label,
                                 const G4ElectronOccupancy& eOcc,
                                 bool& wasAlreadyCreated);
 
  static G4MolecularConfiguration*
    CreateMolecularConfiguration(const G4String& userIdentifier,
                                 const G4MoleculeDefinition*,
                                 int charge,
                                 const G4String& label,
                                 bool& wasAlreadyCreated);
 
  static G4MolecularConfiguration*
    CreateMolecularConfiguration(const G4String& userIdentifier,
                                 const G4MoleculeDefinition*,
                                 const G4String& label,
                                 bool& wasAlreadyCreated);
 
  /////////////////////////////////////////////////
  // GET MOL CONF
  //
  static G4MolecularConfiguration*
    GetMolecularConfiguration(const G4MoleculeDefinition*,
                              const G4String& label);
 
  static G4MolecularConfiguration*
    GetMolecularConfiguration(int moleculeID);
 
  static G4MolecularConfiguration*
    GetMolecularConfiguration(const G4String& userID);
 
  static int GetNumberOfSpecies();
 
  static std::map<G4String, G4MolecularConfiguration*>& GetUserIDTable()
  {
    return GetManager()->GetUserIDTable();
  }
 
  // Release memory of the mol conf manager
  static void DeleteManager();
 
  static double DiffCoeffWater(double temperature_K);
 
  void AddDiffCoeffParameterization(const G4DiffCoeffParam&);
 
  //____________________________________________________________________________
 
  const G4MoleculeDefinition* GetDefinition() const;
 
  /** Returns the name of the molecule
   */
  const G4String& GetName() const;
 
  /** Returns the formated name of the molecule
   */
  const G4String& GetFormatedName() const;
 
  /** Returns the nomber of atoms compouning the molecule
   */
  G4int GetAtomsNumber() const;
 
  /** Method used in Geant4-DNA to excite water molecules
   */
  G4MolecularConfiguration* ExciteMolecule(G4int) const;
 
  /** Method used in Geant4-DNA to ionize water molecules
   */
  G4MolecularConfiguration* IonizeMolecule(G4int) const;
 
  /** Add n electrons to a given orbit.
   * Note : You can add as many electrons to a given orbit, the result
   * may be unrealist.
   */
  G4MolecularConfiguration* AddElectron(G4int orbit, G4int n = 1) const;
 
  /** Remove n electrons to a given orbit.
   */
  G4MolecularConfiguration* RemoveElectron(G4int, G4int number = 1) const;
 
  /** Move one electron from an orbit to another.
   */
  G4MolecularConfiguration* MoveOneElectron(G4int /*orbit*/, G4int /*orbit*/) const;
 
  /** Returns the number of electron.
   */
  G4double GetNbElectrons() const;
 
  /** Display the electronic state of the molecule.
   */
  void PrintState() const;
 
  const std::vector<const G4MolecularDissociationChannel*>* GetDissociationChannels() const;
 
  G4int GetFakeParticleID() const;
 
  inline G4int GetMoleculeID() const;
 
  /** Sets the diffusion coefficient D of the molecule used in diffusion
   * processes to calculate the mean square jump distance between two
   * changes of direction. In three dimension : <x^2> = 6 D t where t is
   * the mean jump time between two changes of direction.
   *
   * Note : Diffusion Coefficient in one medium only
   * For the time being, we will consider only one diffusion
   * coefficient for the all simulation => diffusion in one medium only
   * If the user needs to use the diffusion in different materials,
   * she/he should contact the developers/maintainers of this package
   */
  inline void SetDiffusionCoefficient(G4double);
 
  /** Returns the diffusion coefficient D.
   */
  inline G4double GetDiffusionCoefficient() const;
 
  inline G4double GetDiffusionCoefficient(const G4Material*,
                                          double temperature) const;
 
  /** Set the decay time of the molecule.
   */
  inline void SetDecayTime(G4double);
 
  /** Returns the decay time of the molecule.
   */
  inline G4double GetDecayTime() const;
 
  /** The Van Der Valls Radius of the molecule
   */
  inline void SetVanDerVaalsRadius(G4double);
  inline G4double GetVanDerVaalsRadius() const;
 
  /** Returns the object ElectronOccupancy describing the electronic
   * configuration of the molecule.
   */
  inline const G4ElectronOccupancy* GetElectronOccupancy() const;
 
  /** Returns the charge of molecule.
   */
  inline G4int GetCharge() const;
 
  /** Set the total mass of the molecule.
   */
  inline void SetMass(G4double);
 
  /** Returns the total mass of the molecule.
   */
  inline G4double GetMass() const;
 
  /*
   * Adds a label to the molecular configuration
   * (Can be used for vibrational states for instance)
   */
  inline void SetLabel(const G4String&);
 
  /*
   * Returns the label assigned by the user
   */
  inline const G4String& GetLabel() const;
 
  inline void Finalize();
  static void FinalizeAll();
  static void PrintAll(); //hoang added
  inline void UnFinalize();
  void SetUserID(const G4String& userID);//hoang moved it to public
 
  inline const G4String& GetUserID() const;
 
  static void SetGlobalTemperature(G4double);
  static G4double GetGlobalTemperature();
 
  //___________________________________________________________________________
  // EXPERIMENTAL
 
  static G4MolecularConfiguration* Load(std::istream&);
 
  void Serialize(std::ostream&);
  void Unserialize(std::istream&);
  //___________________________________________________________________________
 
 
protected:
  G4MolecularConfiguration(const G4MoleculeDefinition*,
                           const G4ElectronOccupancy&,
                           const G4String& label = "");
 
  G4MolecularConfiguration(const G4MoleculeDefinition*,
                           int charge);
 
  G4MolecularConfiguration(const G4MoleculeDefinition*,
                           const G4String& label,
                           int charge);
 
  G4MolecularConfiguration(std::istream&);
 
  G4MolecularConfiguration(const G4MolecularConfiguration&);
  G4MolecularConfiguration & operator=(G4MolecularConfiguration &right);
  ~G4MolecularConfiguration();
  G4MolecularConfiguration* ChangeConfiguration(const G4ElectronOccupancy& newElectronOccupancy) const;
  G4MolecularConfiguration* ChangeConfiguration(int charge) const;
 
  void CheckElectronOccupancy(const char* line) const;
  void MakeExceptionIfFinalized();
 
  void CreateDefaultDiffCoeffParam();
  static void ScaleAllDiffusionCoefficientsOnWater(double temperature_K);
 
public:
  class G4MolecularConfigurationManager
  {
  public:
    G4MolecularConfigurationManager() :
        fMoleculeCreationMutex()
    {
      fLastMoleculeID = -1;
    }
    ~G4MolecularConfigurationManager();
 
    int GetNumberOfCreatedSpecies()
    {
      return fLastMoleculeID+1;
    }
 
    //------------------------------------------------------------------------
    // CALLED FROM CONSTRUCTORS
    G4int Insert(const G4MoleculeDefinition* molDef,
                 const G4ElectronOccupancy& eOcc,
                 G4MolecularConfiguration* molConf);
 
    G4int Insert(const G4MoleculeDefinition* molDef,
                 int charge,
                 G4MolecularConfiguration* molConf);
 
    G4int Insert(const G4MoleculeDefinition* molDef,
                 const G4String& label,
                 G4MolecularConfiguration* molConf);
 
    //------------------------------------------------------------------------
    // CALLED WHEN USER ADD SPECIES
    void AddUserID(const G4String& name,
                   G4MolecularConfiguration* molecule);
 
    void RecordNewlyLabeledConfiguration(G4MolecularConfiguration* molConf);
 
    const G4ElectronOccupancy*
      FindCommonElectronOccupancy(const G4MoleculeDefinition* molDef,
                                  const G4ElectronOccupancy& eOcc);
 
    G4MolecularConfiguration*
      GetMolecularConfiguration(const G4MoleculeDefinition* molDef,
                                const G4ElectronOccupancy& eOcc);
 
    G4MolecularConfiguration*
      GetMolecularConfiguration(const G4MoleculeDefinition* molDef,
                                int charge);
 
    G4MolecularConfiguration*
      GetMolecularConfiguration(const G4MoleculeDefinition* molDef,
                                const G4String& label);
 
    G4MolecularConfiguration* GetMolecularConfiguration(int moleculeID);
 
    G4MolecularConfiguration* GetMolecularConfiguration(const G4String& userID);
 
    G4MolecularConfiguration*
      GetOrCreateMolecularConfiguration(const G4MoleculeDefinition* molDef,
                                        const G4ElectronOccupancy& eOcc);
 
    G4MolecularConfiguration*
      GetOrCreateMolecularConfiguration(const G4MoleculeDefinition* molDef,
                                        int charge);
 
    static G4Mutex fManagerCreationMutex;
 
    void RemoveMolecularConfigurationFromTable(G4MolecularConfiguration*);
 
    const std::vector<G4MolecularConfiguration*>& GetAllSpecies()
    {
      return fMolConfPerID;
    }
 
    std::map<G4String, G4MolecularConfiguration*>& GetUserIDTable()
    {
      return fUserIDTable;
    }
 
  private:
 
    //__________________________________________________________________________
    typedef std::map<G4ElectronOccupancy,
                     G4MolecularConfiguration*,
                     comparator> ElectronOccupancyTable;
    typedef std::map<const G4MoleculeDefinition*,
                     ElectronOccupancyTable > MolElectronConfTable;
    MolElectronConfTable fElecOccTable;
 
    //__________________________________________________________________________
    typedef std::map<int,
                     G4MolecularConfiguration*> ChargeTable;
    typedef std::map<const G4MoleculeDefinition*,
                     ChargeTable> MolChargeConfTable;
    MolChargeConfTable fChargeTable;
 
    //__________________________________________________________________________
    typedef std::map<const G4String,
                     G4MolecularConfiguration*> LabelTable;
    typedef std::map<const G4MoleculeDefinition*,
           std::map<const G4String, G4MolecularConfiguration*> > MolLabelConfTable;
    MolLabelConfTable fLabelTable;
 
    //__________________________________________________________________________
    typedef std::map<G4String, G4MolecularConfiguration*> UserIDTable;
    UserIDTable fUserIDTable;
 
    //__________________________________________________________________________
    std::vector<G4MolecularConfiguration*> fMolConfPerID;
    // Indexed by molecule ID
 
    //__________________________________________________________________________
    G4int fLastMoleculeID;
    G4Mutex fMoleculeCreationMutex;
  };
 
protected:
  static G4MolecularConfigurationManager* fgManager;
  static G4MolecularConfigurationManager* GetManager();
 
  const G4MoleculeDefinition* fMoleculeDefinition;
  const G4ElectronOccupancy* fElectronOccupancy;
 
  mutable G4String* fLabel;
 
  G4double fDynDiffusionCoefficient;
  G4double fDynVanDerVaalsRadius;
  G4double fDynDecayTime;
  G4double fDynMass;
  G4int fDynCharge;
  G4int fMoleculeID;
  /*mutable*/ G4String fFormatedName;
  /*mutable*/ G4String fName;
  G4String fUserIdentifier;
  G4bool fIsFinalized;
 
  G4DiffCoeffParam fDiffParam;
  static /*G4ThreadLocal*/double fgTemperature;
 
  static double ReturnDefaultDiffCoeff(const G4Material*,
                                       double,
                                       const G4MolecularConfiguration*
                                       molConf);
};
 
inline const G4MoleculeDefinition* G4MolecularConfiguration::GetDefinition() const
{
  return fMoleculeDefinition;
}
 
inline const G4ElectronOccupancy* G4MolecularConfiguration::GetElectronOccupancy() const
{
  return fElectronOccupancy;
}
 
inline void G4MolecularConfiguration::SetDiffusionCoefficient(G4double dynDiffusionCoefficient)
{
  MakeExceptionIfFinalized();
  fDynDiffusionCoefficient = dynDiffusionCoefficient;
}
 
inline G4double G4MolecularConfiguration::GetDiffusionCoefficient() const
{
  return fDynDiffusionCoefficient;
}
 
inline void G4MolecularConfiguration::SetDecayTime(G4double dynDecayTime)
{
  MakeExceptionIfFinalized();
  fDynDecayTime = dynDecayTime;
}
 
inline G4double G4MolecularConfiguration::GetDecayTime() const
{
  return fDynDecayTime;
}
 
inline void G4MolecularConfiguration::SetVanDerVaalsRadius(G4double dynVanDerVaalsRadius)
{
  MakeExceptionIfFinalized();
  fDynVanDerVaalsRadius = dynVanDerVaalsRadius;
}
 
inline G4double G4MolecularConfiguration::GetVanDerVaalsRadius() const
{
  return fDynVanDerVaalsRadius;
}
 
inline G4int G4MolecularConfiguration::GetCharge() const
{
  return fDynCharge;
}
 
inline void G4MolecularConfiguration::SetMass(G4double aMass)
{
  MakeExceptionIfFinalized();
  fDynMass = aMass;
}
 
inline G4double G4MolecularConfiguration::GetMass() const
{
  return fDynMass;
}
 
inline G4int G4MolecularConfiguration::GetMoleculeID() const
{
  return fMoleculeID;
}
 
inline void G4MolecularConfiguration::SetLabel(const G4String& label)
{
  assert(fLabel == 0 || *fLabel == "");
  if(fLabel == 0)
  {
    fLabel = new G4String(label);
  }
  else
  {
    *fLabel = label;
  }
  fgManager->RecordNewlyLabeledConfiguration(this);
}
 
inline const G4String& G4MolecularConfiguration::GetLabel() const
{
  if(fLabel == 0)
    fLabel = new G4String();
 
  return (*fLabel);
}
 
inline void G4MolecularConfiguration::Finalize()
{
  CreateDefaultDiffCoeffParam();
  fIsFinalized = true;
}
 
inline const G4String& G4MolecularConfiguration::GetUserID() const
{
  return fUserIdentifier;
}
 
inline void G4MolecularConfiguration::AddDiffCoeffParameterization
(const G4DiffCoeffParam& para)
{
  fDiffParam = para;
}
 
inline G4double
G4MolecularConfiguration::GetDiffusionCoefficient(const G4Material* material,
                                                  double temperature) const
{
  return fDiffParam(material, temperature, this);
}
 
inline void G4MolecularConfiguration::UnFinalize()
{
  fIsFinalized = false;
}
 
#endif