G4DNAMolecularDissociation.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 "G4VITRestDiscreteProcess.hh"
#include <map>
 
class G4ParticleChange;
class G4VMolecularDissociationDisplacer;
class G4MoleculeDefinition;
 
class G4DNAMolecularDissociation : public G4VITRestDiscreteProcess
{
public:
    G4DNAMolecularDissociation(const G4String& processName = "DNAMolecularDecay",
                               G4ProcessType type = fDecay);
    G4DNAMolecularDissociation() = delete;
    G4DNAMolecularDissociation(const G4DNAMolecularDissociation& right) = delete;
    G4DNAMolecularDissociation& operator=(const G4DNAMolecularDissociation& right) = delete;
    ~G4DNAMolecularDissociation() override;
 
    using Species = const G4MoleculeDefinition;
    using Displacer = G4VMolecularDissociationDisplacer;
 
    G4bool IsApplicable(const G4ParticleDefinition&) override;
 
    G4double PostStepGetPhysicalInteractionLength(const G4Track& track,
                                                  G4double previousStepSize,
                                                  G4ForceCondition* condition) override;
 
    G4double AtRestGetPhysicalInteractionLength(const G4Track& track,
                                                G4ForceCondition* condition) override;
 
    G4VParticleChange* AtRestDoIt(const G4Track& track, const G4Step& step) override;
 
    G4VParticleChange* PostStepDoIt(const G4Track& track, const G4Step& step) override;
 
    void SetVerbose(G4int);
 
    void SetDisplacer(Species*, Displacer*);
    Displacer* GetDisplacer(Species*);
 
protected:
    virtual G4VParticleChange* DecayIt(const G4Track&, const G4Step&);
 
    G4double GetMeanLifeTime(const G4Track&, G4ForceCondition*) override;
 
    G4double GetMeanFreePath(const G4Track&,
                             G4double,
                             G4ForceCondition*) override;
 
private:
    using DisplacementMap = std::map<Species*, std::unique_ptr<Displacer>>;
 
    G4bool fDecayAtFixedTime;
    DisplacementMap fDisplacementMap;
    G4int fVerbose;
};