G4VDiscreteProcess

public G4VProcess

Abstract class which defines the public behavior of discrete physics interactions.

class

  //  Abstract class which defines the public behavior of
  //  discrete physics interactions.
  public:     

      G4VDiscreteProcess(const G4String& ,
             G4ProcessType   aType = fNotDefined );
      G4VDiscreteProcess(G4VDiscreteProcess &);

      virtual ~G4VDiscreteProcess();

  public :// with description
      virtual G4double PostStepGetPhysicalInteractionLength(
                             const G4Track& track,
                 G4double   previousStepSize,
                 G4ForceCondition* condition
                );

      virtual G4VParticleChange* PostStepDoIt(
                 const G4Track& ,
                 const G4Step& 
                );

     //  no operation in  AtRestDoIt and  AlongStepDoIt
      virtual G4double AlongStepGetPhysicalInteractionLength(
                             const G4Track&,
                 G4double  ,
                 G4double  ,
                 G4double& ,
                             G4GPILSelection*
                ){ return -1.0; };

      virtual G4double AtRestGetPhysicalInteractionLength(
                             const G4Track& ,
                 G4ForceCondition* 
                ) { return -1.0; };

     //  no operation in  AtRestDoIt and  AlongStepDoIt
      virtual G4VParticleChange* AtRestDoIt(
                 const G4Track& ,
                 const G4Step&
                ) {return 0;};

      virtual G4VParticleChange* AlongStepDoIt(
                 const G4Track& ,
                 const G4Step& 
                ) {return 0;};

  protected:// with description
     virtual G4double GetMeanFreePath(const G4Track& aTrack,
                             G4double   previousStepSize,
                             G4ForceCondition* condition
                                                               )=0;
      //  Calculates from the macroscopic cross section a mean
      //  free path, the value is returned in units of distance.

  private:
  // hide default constructor and assignment operator as private 
      G4VDiscreteProcess();
      G4VDiscreteProcess & operator=(const G4VDiscreteProcess &right);
© Hongyi Wu            updated: 2018-07-14 08:21:07

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