Geant4_10
G4ElectronCapture.cc
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26 // $Id: G4ElectronCapture.cc,v 1.1 2010-08-31 11:23:58 vnivanch Exp $
27 // GEANT4 tag $Name: not supported by cvs2svn $
28 //
29 //---------------------------------------------------------------------------
30 //
31 // ClassName: G4ElectronCapture
32 //
33 // Description: The process to kill particles to save CPU
34 //
35 // Author: V.Ivanchenko 31 August 2010
36 //
37 //----------------------------------------------------------------------------
38 //
39 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
40 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
41 
42 #include "G4ElectronCapture.hh"
43 #include "G4SystemOfUnits.hh"
44 #include "G4ParticleDefinition.hh"
45 #include "G4Step.hh"
46 #include "G4Track.hh"
47 #include "G4Region.hh"
48 #include "G4RegionStore.hh"
49 #include "G4Electron.hh"
50 
51 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
52 
54  : G4VDiscreteProcess("eCapture", fElectromagnetic), kinEnergyThreshold(ekinlim),
55  regionName(regName), region(0)
56 {
57  if(regName == "" || regName == "world") {
58  regionName = "DefaultRegionForTheWorld";
59  }
60  pParticleChange = &fParticleChange;
61 }
62 
63 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
64 
66 {}
67 
68 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
69 
71 {
72  kinEnergyThreshold = val;
73  if(verboseLevel > 0) {
74  G4cout << "### G4ElectronCapture: Tracking cut E(MeV) = "
75  << kinEnergyThreshold/MeV << G4endl;
76  }
77 }
78 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
79 
81 {
82  region = (G4RegionStore::GetInstance())->GetRegion(regionName);
83  if(region && verboseLevel > 0) {
84  G4cout << "### G4ElectronCapture: Tracking cut E(MeV) = "
85  << kinEnergyThreshold/MeV << " is assigned to " << regionName
86  << G4endl;
87  }
88 }
89 
90 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
91 
93 {
94  return true;
95 }
96 
97 G4double
99  G4double,
101 {
102  // condition is set to "Not Forced"
103  *condition = NotForced;
104 
105  G4double limit = DBL_MAX;
106  if(region) {
107  if(aTrack.GetVolume()->GetLogicalVolume()->GetRegion() == region &&
108  aTrack.GetKineticEnergy() < kinEnergyThreshold) { limit = 0.0; }
109  }
110  return limit;
111 }
112 
113 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
114 
116  const G4Step&)
117 {
118  pParticleChange->Initialize(aTrack);
121  fParticleChange.SetProposedKineticEnergy(0.0);
122  return pParticleChange;
123 }
124 
125 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
126 
129 {
130  return DBL_MAX;
131 }
132 
133 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
134 
135 
G4double condition(const G4ErrorSymMatrix &m)
virtual void Initialize(const G4Track &)
virtual void BuildPhysicsTable(const G4ParticleDefinition &)
G4int verboseLevel
Definition: G4VProcess.hh:368
virtual ~G4ElectronCapture()
G4Region * GetRegion() const
void ProposeLocalEnergyDeposit(G4double anEnergyPart)
static G4RegionStore * GetInstance()
G4double GetKineticEnergy() const
G4GLOB_DLL std::ostream G4cout
virtual G4double GetMeanFreePath(const G4Track &, G4double, G4ForceCondition *)
bool G4bool
Definition: G4Types.hh:79
G4ElectronCapture(const G4String &regName, G4double ekinlimit)
Definition: G4Step.hh:76
virtual G4double PostStepGetPhysicalInteractionLength(const G4Track &track, G4double previousStepSize, G4ForceCondition *condition)
G4LogicalVolume * GetLogicalVolume() const
G4VParticleChange * pParticleChange
Definition: G4VProcess.hh:283
G4VPhysicalVolume * GetVolume() const
void SetProposedKineticEnergy(G4double proposedKinEnergy)
#define G4endl
Definition: G4ios.hh:61
virtual G4VParticleChange * PostStepDoIt(const G4Track &, const G4Step &)
double G4double
Definition: G4Types.hh:76
void ProposeTrackStatus(G4TrackStatus status)
G4ForceCondition
#define DBL_MAX
Definition: templates.hh:83
virtual G4bool IsApplicable(const G4ParticleDefinition &)
void SetKinEnergyLimit(G4double)