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G4VContinuousDiscreteProcess.cc
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25 //
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27 //
28 //
29 // --------------------------------------------------------------
30 // GEANT 4 class implementation file
31 //
32 // History: first implementation, based on object model of
33 // 2nd December 1995, G.Cosmo
34 // --------------------------------------------------------------
35 // New Physics scheme 8 Jan. 1997 H.Kurahige
36 // ------------------------------------------------------------
37 
39 #include "G4SystemOfUnits.hh"
40 
41 #include "G4Step.hh"
42 #include "G4Track.hh"
43 #include "G4MaterialTable.hh"
44 #include "G4VParticleChange.hh"
45 
47  :G4VProcess("No Name Discrete Process"),
48  valueGPILSelection(CandidateForSelection)
49 {
50  G4Exception("G4VContinuousDiscreteProcess::G4VContinuousDiscreteProcess()","ProcMan102",
51  JustWarning,"Default constructor is called");
52 }
53 
55  : G4VProcess(aName, aType),
56  valueGPILSelection(CandidateForSelection)
57 {
58  enableAtRestDoIt = false;
59 }
60 
62 {
63 }
64 
66  : G4VProcess(right),
67  valueGPILSelection(right.valueGPILSelection)
68 {
69 }
70 
72  const G4Track& track,
73  G4double previousStepSize,
75  )
76 {
77  if ( (previousStepSize <=0.0) || (theNumberOfInteractionLengthLeft<=0.0)) {
78  // beggining of tracking (or just after DoIt of this process)
80  } else if ( previousStepSize > 0.0) {
81  // subtract NumberOfInteractionLengthLeft
82  SubtractNumberOfInteractionLengthLeft(previousStepSize);
83  } else {
84  // zero step
85  // DO NOTHING
86  }
87 
88  // condition is set to "Not Forced"
89  *condition = NotForced;
90 
91  // get mean free path
92  currentInteractionLength = GetMeanFreePath(track, previousStepSize, condition);
93 
97  } else {
98  value = DBL_MAX;
99  }
100 #ifdef G4VERBOSE
101  if (verboseLevel>1){
102  G4cout << "G4VContinuousDiscreteProcess::PostStepGetPhysicalInteractionLength ";
103  G4cout << "[ " << GetProcessName() << "]" <<G4endl;
104  track.GetDynamicParticle()->DumpInfo();
105  G4cout << " in Material " << track.GetMaterial()->GetName() <<G4endl;
106  G4cout << "InteractionLength= " << value/cm <<"[cm] " <<G4endl;
107  }
108 #endif
109  return value;
110 }
111 
112 
114  const G4Track& ,
115  const G4Step&
116  )
117 {
118 // clear NumberOfInteractionLengthLeft
120  return pParticleChange;
121 }
122 
124  const G4Track& ,
125  const G4Step&
126  )
127 {
128 // clear NumberOfInteractionLengthLeft
130  return pParticleChange;
131 }
132 
134  const G4Track& track,
135  G4double previousStepSize,
136  G4double currentMinimumStep,
137  G4double& currentSafety,
138  G4GPILSelection* selection
139  )
140 {
141  // GPILSelection is set to defaule value of CandidateForSelection
143 
144  // get Step limit proposed by the process
145  G4double steplength = GetContinuousStepLimit(track,previousStepSize,currentMinimumStep, currentSafety);
146 
147  // set return value for G4GPILSelection
148  *selection = valueGPILSelection;
149 
150 #ifdef G4VERBOSE
151  if (verboseLevel>1){
152  G4cout << "G4VContinuousDiscreteProcess::AlongStepGetPhysicalInteractionLength ";
153  G4cout << "[ " << GetProcessName() << "]" <<G4endl;
154  track.GetDynamicParticle()->DumpInfo();
155  G4cout << " in Material " << track.GetMaterial()->GetName() <<G4endl;
156  G4cout << "IntractionLength= " << steplength/cm <<"[cm] " <<G4endl;
157  }
158 #endif
159  return steplength ;
160 }