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F01StepCut.hh
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30 // $Id$
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33 
34 #ifndef F01StepCut_h
35 #define F01StepCut_h 1
36 
37 #include "G4ios.hh"
38 #include "globals.hh"
39 #include "G4VDiscreteProcess.hh"
40 #include "G4Step.hh"
41 
43 {
44  public:
45 
46  F01StepCut(const G4String& processName ="UserStepCut" );
48 
49  ~F01StepCut();
50 
52  const G4Track& track,
53  G4double previousStepSize,
55  );
56 
58  const G4Track& ,
59  const G4Step&
60  );
61 
62  void SetMaxStep(G4double);
63 
64  protected:
65 
66  // it is not needed here !
67  virtual G4double GetMeanFreePath(const G4Track& aTrack,
68  G4double previousStepSize,
69  G4ForceCondition* condition
70  );
71 
72 
73  private:
74 
75  // hide assignment operator as private
76  F01StepCut & operator=(const F01StepCut &right);
77 
78  private:
79 
80  G4double fMaxChargedStep ;
81 };
82 
83 // inlined function members implementation
84 
85 #include "G4Step.hh"
86 #include "G4Track.hh"
87 #include "G4UserLimits.hh"
88 #include "G4VParticleChange.hh"
89 #include "G4EnergyLossTables.hh"
90 
92  const G4Track& aTrack,
93  G4double,
95 {
96  // condition is set to "Not Forced"
97  *condition = NotForced;
98 
99  G4double proposedStep = DBL_MAX;
100 
101  if((fMaxChargedStep > 0.) &&
102  (aTrack.GetVolume() != 0) &&
103  (aTrack.GetVolume()->GetName() == "Absorber") &&
104  (aTrack.GetDynamicParticle()->GetDefinition()->GetPDGCharge() != 0.))
105  proposedStep = fMaxChargedStep ;
106 
107  return proposedStep;
108 }
109 
111  const G4Track& aTrack,
112  const G4Step&
113  )
114 {
115  // do nothing
116  aParticleChange.Initialize(aTrack);
117  return &aParticleChange;
118 }
119 
121  G4double,
123 {
124  return 0.;
125 }
126 
127 #endif
128