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G4ErrorTrackLengthTarget.hh
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27 // $Id: G4ErrorTrackLengthTarget.hh 66892 2013-01-17 10:57:59Z gunter $
28 //
29 //
30 // Class Description:
31 //
32 // G4ErrorTarget class: limits step when track length is bigger than
33 // theMaximumTrackLength. It is a G4VDiscreteProcess: limits the step in
34 // PostStepGetPhysicalInteractionLength().
35 
36 // History:
37 // - Created. P. Arce, September 2004
38 // --------------------------------------------------------------------
39 
40 #ifndef G4ErrorTrackLengthTarget_hh
41 #define G4ErrorTrackLengthTarget_hh
42 
43 #include "G4ios.hh"
44 #include "globals.hh"
45 #include "G4VDiscreteProcess.hh"
46 #include "G4PhysicsTable.hh"
47 #include "G4PhysicsLogVector.hh"
48 #include "G4ElementTable.hh"
49 #include "G4Step.hh"
50 #include "G4ErrorTarget.hh"
51 
52 //----------------------------------------------------------------------------
53 
55  public G4ErrorTarget
56 {
57  public: // with description
58 
59  G4ErrorTrackLengthTarget(const G4double maxTrkLength );
60  // Constructs and add this process to G4ProcessManager of all particles
62 
63  // These methods are dummy, as the step limitation is done in the
64  // PostStepGetPhysicalInteractionLength().
65 
67  const G4ThreeVector& ) const
68  { return DBL_MAX; }
70  { return DBL_MAX; }
71 
72  virtual G4double
74  G4double previousStepSize,
76  // Checks if the maximum track length has been reached
77 
78  virtual G4double GetMeanFreePath(const class G4Track & track,
80  // Mean free path = theMaximumTrackLength - track.GetTrackLength()
81 
82  virtual G4VParticleChange* PostStepDoIt( const G4Track&, const G4Step& );
83 
84  virtual void Dump( const G4String& msg ) const;
85 
86  private:
87 
88  G4double theMaximumTrackLength;
89  G4VParticleChange theParticleChange;
90 };
91 
92 #endif
G4double condition(const G4ErrorSymMatrix &m)
virtual void Dump(const G4String &msg) const
virtual G4double PostStepGetPhysicalInteractionLength(const G4Track &track, G4double previousStepSize, G4ForceCondition *condition)
virtual G4double GetMeanFreePath(const class G4Track &track, G4double, G4ForceCondition *)
virtual G4double GetDistanceFromPoint(const G4ThreeVector &, const G4ThreeVector &) const
Definition: G4Step.hh:76
G4ErrorTrackLengthTarget(const G4double maxTrkLength)
virtual G4VParticleChange * PostStepDoIt(const G4Track &, const G4Step &)
virtual G4double GetDistanceFromPoint(const G4ThreeVector &) const
double G4double
Definition: G4Types.hh:76
G4ForceCondition
#define DBL_MAX
Definition: templates.hh:83