G4VContinuousDiscreteProcess.hh

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// G4VContinuousDiscreteProcess
//
// Class description:
// 
// Abstract class which defines the public behavior of
// discrete physics interactions.
 
// Authors:
// - 2 December 1995, G.Cosmo - First implementation, based on object model
// - 8 January 1997, H.Kurashige - New Physics scheme
// --------------------------------------------------------------------
#ifndef G4VContinuousDiscreteProcess_hh
#define G4VContinuousDiscreteProcess_hh 1
 
#include "globals.hh"
#include "G4ios.hh"
 
#include "G4VProcess.hh"
 
class G4VContinuousDiscreteProcess : public G4VProcess 
{
  public:     
 
    G4VContinuousDiscreteProcess(const G4String& ,
                                 G4ProcessType aType = fNotDefined);
    G4VContinuousDiscreteProcess(G4VContinuousDiscreteProcess &);
 
    virtual ~G4VContinuousDiscreteProcess();
 
    G4VContinuousDiscreteProcess& operator=(const G4VContinuousDiscreteProcess&) = delete;
 
    virtual G4double PostStepGetPhysicalInteractionLength(
                             const G4Track& track,
                             G4double   previousStepSize,
                             G4ForceCondition* condition
                            );
 
    virtual G4VParticleChange* PostStepDoIt(
                             const G4Track& ,
                             const G4Step& 
                            );
 
    virtual G4double AlongStepGetPhysicalInteractionLength(
                             const G4Track&,
                             G4double  previousStepSize,
                             G4double  currentMinimumStep,
                             G4double& currentSafety,
                             G4GPILSelection* selection
                            );
 
    virtual G4VParticleChange* AlongStepDoIt(
                             const G4Track& ,
                             const G4Step& 
                            );
 
    virtual G4double AtRestGetPhysicalInteractionLength(
                             const G4Track& ,
                             G4ForceCondition* 
                            ) { return -1.0; }
      // No operation in AtRestDoIt
 
    virtual G4VParticleChange* AtRestDoIt(
                             const G4Track& ,
                             const G4Step&
                            ) { return 0; }
      // No operation in AtRestDoIt
 
  protected:
 
    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
 
    virtual G4double GetContinuousStepLimit(const G4Track& aTrack,
                             G4double  previousStepSize,
                             G4double  currentMinimumStep,
                             G4double& currentSafety ) = 0;
 
    inline void SetGPILSelection(G4GPILSelection selection)
      { valueGPILSelection = selection; }
 
    inline G4GPILSelection GetGPILSelection() const
      { return valueGPILSelection; }
 
  private:
 
    G4VContinuousDiscreteProcess();
      // Hidden default constructor
 
    G4GPILSelection valueGPILSelection = CandidateForSelection;
      // This is the returned value of G4GPILSelection in 
      // the arguments of AlongStepGPIL()
};
 
#endif