| Geant4 Cross Reference |
1 //
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24 // ********************************************************************
25 //
26 //
27 //
28 // --------------------------------------------------------------
29 // History
30 //
31 // 23-01-04 first implementation (H.Kurashige)
32 // --------------------------------------------------------------
33
34 #include "G4StepLimiter.hh"
35 #include "G4TransportationProcessType.hh"
36
37 #include "G4Step.hh"
38 #include "G4UserLimits.hh"
39 #include "G4VParticleChange.hh"
40
41
42 ////////////////////////////////////
43 G4StepLimiter::G4StepLimiter(const G4String& aName)
44 : G4VProcess(aName, fGeneral )
45 {
46 // set Process Sub Type
47 SetProcessSubType(static_cast<int>(STEP_LIMITER));
48
49 if (verboseLevel>1) {
50 G4cout << GetProcessName() << " is created "<< G4endl;
51 }
52 }
53
54
55 ////////////////////////
56 G4StepLimiter::~G4StepLimiter()
57 {
58 }
59
60
61 ////////////////////////
62 G4StepLimiter::G4StepLimiter(G4StepLimiter& right)
63 : G4VProcess(right)
64 {
65 }
66
67
68 ////////////////
69 G4double
70 G4StepLimiter::PostStepGetPhysicalInteractionLength(
71 const G4Track& aTrack,
72 G4double, // previousStepSize
73 G4ForceCondition* condition )
74 {
75 // condition is set to "Not Forced"
76 *condition = NotForced;
77
78 G4double proposedStep = DBL_MAX;
79 G4UserLimits* pUserLimits =
80 aTrack.GetVolume()->GetLogicalVolume()->GetUserLimits();
81 if (pUserLimits) {
82 // max allowed step length
83 //
84 proposedStep = pUserLimits->GetMaxAllowedStep(aTrack);
85 if (proposedStep < 0.) proposedStep =0.;
86 }
87 return proposedStep;
88 }
89
90 ///////////////
91 G4VParticleChange*
92 G4StepLimiter::PostStepDoIt( const G4Track& aTrack,
93 const G4Step& )
94 // Do Nothing
95 //
96 {
97 aParticleChange.Initialize(aTrack);
98 return &aParticleChange;
99 }
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