Geant4  10.01
G4VDiscreteProcess.hh
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28 // $Id: G4VDiscreteProcess.hh 71231 2013-06-12 13:06:28Z gcosmo $
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30 //
31 // ------------------------------------------------------------
32 // GEANT 4 class header file
33 //
34 // History: first implementation, based on object model of
35 // 2nd December 1995, G.Cosmo
36 // add G4VDiscreteProcess(const G4String&) 24 Jul 1996, Hisaya kurashige
37 //
38 // Class Description
39 // Abstract class which defines the public behavior of
40 // discrete physics interactions.
41 //
42 // ------------------------------------------------------------
43 // New Physics scheme 18 Dec. 1996 H.Kurahige
44 // ------------------------------------------------------------
45 // modified for new ParticleChange 12 Mar. 1998 H.Kurashige
46 // Fixed a bug in PostStepGetPhysicalInteractionLength
47 // 15 Apr. 2002 H.Kurashige
48 //
49 
50 #ifndef G4VDiscreteProcess_h
51 #define G4VDiscreteProcess_h 1
52 
53 #include "globals.hh"
54 #include "G4ios.hh"
55 
56 #include "G4VProcess.hh"
57 
59 {
60  // Abstract class which defines the public behavior of
61  // discrete physics interactions.
62  public:
63 
65  G4ProcessType aType = fNotDefined );
67 
68  virtual ~G4VDiscreteProcess();
69 
70  public :// with description
72  const G4Track& track,
73  G4double previousStepSize,
75  );
76 
78  const G4Track& ,
79  const G4Step&
80  );
81 
82  // no operation in AtRestDoIt and AlongStepDoIt
84  const G4Track&,
85  G4double ,
86  G4double ,
87  G4double& ,
89  ){ return -1.0; };
90 
92  const G4Track& ,
94  ) { return -1.0; };
95 
96  // no operation in AtRestDoIt and AlongStepDoIt
98  const G4Track& ,
99  const G4Step&
100  ) {return 0;};
101 
103  const G4Track& ,
104  const G4Step&
105  ) {return 0;};
106 
107  protected:// with description
108  virtual G4double GetMeanFreePath(const G4Track& aTrack,
109  G4double previousStepSize,
110  G4ForceCondition* condition
111  )=0;
112  // Calculates from the macroscopic cross section a mean
113  // free path, the value is returned in units of distance.
114 
115  private:
116  // hide default constructor and assignment operator as private
119 
120 };
121 
122 #endif
123 
124 
125 
G4double condition(const G4ErrorSymMatrix &m)
virtual G4VParticleChange * AtRestDoIt(const G4Track &, const G4Step &)
virtual G4VParticleChange * AlongStepDoIt(const G4Track &, const G4Step &)
virtual G4double PostStepGetPhysicalInteractionLength(const G4Track &track, G4double previousStepSize, G4ForceCondition *condition)
Definition: G4Step.hh:76
G4VDiscreteProcess & operator=(const G4VDiscreteProcess &right)
virtual G4double AtRestGetPhysicalInteractionLength(const G4Track &, G4ForceCondition *)
double G4double
Definition: G4Types.hh:76
G4ForceCondition
virtual G4double AlongStepGetPhysicalInteractionLength(const G4Track &, G4double, G4double, G4double &, G4GPILSelection *)
virtual G4double GetMeanFreePath(const G4Track &aTrack, G4double previousStepSize, G4ForceCondition *condition)=0
virtual G4VParticleChange * PostStepDoIt(const G4Track &, const G4Step &)
G4GPILSelection
G4ProcessType