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25 //
26 //
27 // Author: Mathieu Karamitros (kara (AT) cenbg . in2p3 . fr)
28 //
29 // History:
30 // -----------
31 // 10 Oct 2011 M.Karamitros created
32 //
33 // -------------------------------------------------------------------
34
35 #include "G4VITRestDiscreteProcess.hh"
36
37 G4VITRestDiscreteProcess::G4VITRestDiscreteProcess(const G4String& aName,
38 G4ProcessType aType)
39 : G4VITProcess(aName, aType)
40 {
41 enableAlongStepDoIt = false;
42 }
43
44 G4VITRestDiscreteProcess::~G4VITRestDiscreteProcess() = default;
45
46 G4double G4VITRestDiscreteProcess::PostStepGetPhysicalInteractionLength(const G4Track& track,
47 G4double previousStepSize,
48 G4ForceCondition* condition)
49 {
50 if ((previousStepSize < 0.0) || (fpState->theNumberOfInteractionLengthLeft
51 <= 0.0))
52 {
53 // beggining of tracking (or just after DoIt of this process)
54 ResetNumberOfInteractionLengthLeft();
55 }
56 else if (previousStepSize > 0.0)
57 {
58 // subtract NumberOfInteractionLengthLeft
59 SubtractNumberOfInteractionLengthLeft(previousStepSize);
60 }
61 else
62 {
63 // zero step
64 // DO NOTHING
65 }
66
67 // condition is set to "Not Forced"
68 *condition = NotForced;
69
70 // get mean free path
71 fpState->currentInteractionLength = GetMeanFreePath(track,
72 previousStepSize,
73 condition);
74
75 G4double value;
76 if (fpState->currentInteractionLength < DBL_MAX)
77 {
78 value = fpState->theNumberOfInteractionLengthLeft * (fpState->currentInteractionLength);
79 }
80 else
81 {
82 value = DBL_MAX;
83 }
84 #ifdef G4VERBOSE
85 if (verboseLevel > 1)
86 {
87 G4cout << "G4VITRestDiscreteProcess::PostStepGetPhysicalInteractionLength ";
88 G4cout << "[ " << GetProcessName() << "]" << G4endl;
89 track.GetDynamicParticle()->DumpInfo();
90 G4cout << " in Material " << track.GetMaterial()->GetName() << G4endl;
91 G4cout << "InteractionLength= " << value / CLHEP::cm << "[cm] " << G4endl;
92 }
93 #endif
94 return value;
95 }
96
97 G4VParticleChange* G4VITRestDiscreteProcess::PostStepDoIt(const G4Track&,
98 const G4Step&)
99 {
100 // reset NumberOfInteractionLengthLeft
101 ClearNumberOfInteractionLengthLeft();
102
103 return pParticleChange;
104 }
105
106 G4double G4VITRestDiscreteProcess::AtRestGetPhysicalInteractionLength(const G4Track& track,
107 G4ForceCondition* condition)
108 {
109 // beggining of tracking
110 ResetNumberOfInteractionLengthLeft();
111
112 // condition is set to "Not Forced"
113 *condition = NotForced;
114
115 // get mean life time
116 fpState->currentInteractionLength = GetMeanLifeTime(track, condition);
117
118 #ifdef G4VERBOSE
119 if ((fpState->currentInteractionLength < 0.0) || (verboseLevel > 2))
120 {
121 G4cout << "G4VITRestDiscreteProcess::AtRestGetPhysicalInteractionLength ";
122 G4cout << "[ " << GetProcessName() << "]" << G4endl;
123 track.GetDynamicParticle()->DumpInfo();
124 G4cout << " in Material " << track.GetMaterial()->GetName() << G4endl;
125 G4cout << "MeanLifeTime = " << fpState->currentInteractionLength / CLHEP::ns
126 << "[ns]" << G4endl;
127 }
128 #endif
129
130 return fpState->theNumberOfInteractionLengthLeft
131 * (fpState->currentInteractionLength);
132 }
133
134 G4VParticleChange* G4VITRestDiscreteProcess::AtRestDoIt(const G4Track&,
135 const G4Step&)
136 {
137 // clear NumberOfInteractionLengthLeft
138 ClearNumberOfInteractionLengthLeft();
139
140 return pParticleChange;
141 }
142
143