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25 // 25 //
26 //-------------------------------------------- 26 //---------------------------------------------------------------------------
27 // 27 //
28 // ClassName: G4ElectronCapture 28 // ClassName: G4ElectronCapture
29 // 29 //
30 // Description: The process to kill particles 30 // Description: The process to kill particles to save CPU
31 // 31 //
32 // Author: V.Ivanchenko 31 August 2010 32 // Author: V.Ivanchenko 31 August 2010
33 // 33 //
34 //-------------------------------------------- 34 //----------------------------------------------------------------------------
35 // 35 //
36 // This example is provided by the Geant4-DNA 36 // This example is provided by the Geant4-DNA collaboration
37 // Any report or published results obtained us << 37 // Any report or published results obtained using the Geant4-DNA software
38 // and the DNA geometry given in the Geom_DNA << 38 // and the DNA geometry given in the Geom_DNA example
39 // shall cite the following Geant4-DNA collabo 39 // shall cite the following Geant4-DNA collaboration publications:
40 // [1] NIM B 298 (2013) 47-54 40 // [1] NIM B 298 (2013) 47-54
41 // [2] Med. Phys. 37 (2010) 4692-4708 41 // [2] Med. Phys. 37 (2010) 4692-4708
42 // The Geant4-DNA web site is available at htt 42 // The Geant4-DNA web site is available at http://geant4-dna.org
43 // 43 //
44 //....oooOO0OOooo........oooOO0OOooo........oo 44 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
45 // 45 //
46 /// \file G4ElectronCapture.cc 46 /// \file G4ElectronCapture.cc
47 /// \brief Implementation of the G4ElectronCap 47 /// \brief Implementation of the G4ElectronCapture class
48 48
49 #include "G4ElectronCapture.hh" 49 #include "G4ElectronCapture.hh"
50 << 50 #include "G4SystemOfUnits.hh"
51 #include "G4Electron.hh" <<
52 #include "G4ParticleDefinition.hh" 51 #include "G4ParticleDefinition.hh"
53 #include "G4Region.hh" <<
54 #include "G4RegionStore.hh" <<
55 #include "G4Step.hh" 52 #include "G4Step.hh"
56 #include "G4SystemOfUnits.hh" <<
57 #include "G4Track.hh" 53 #include "G4Track.hh"
>> 54 #include "G4Region.hh"
>> 55 #include "G4RegionStore.hh"
>> 56 #include "G4Electron.hh"
58 57
59 //....oooOO0OOooo........oooOO0OOooo........oo 58 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
60 59
61 G4ElectronCapture::G4ElectronCapture(const G4S 60 G4ElectronCapture::G4ElectronCapture(const G4String& regName, G4double ekinlim)
62 : G4VDiscreteProcess("eCapture", fElectromag << 61 : G4VDiscreteProcess("eCapture", fElectromagnetic),
63 fKinEnergyThreshold(ekinlim), << 62 fKinEnergyThreshold(ekinlim),
64 fRegionName(regName), << 63 fRegionName(regName),
65 region(0) << 64 region(0)
66 { 65 {
67 if (regName == "" || regName == "world") { << 66 if (regName == "" || regName == "world")
>> 67 {
68 fRegionName = "DefaultRegionForTheWorld"; 68 fRegionName = "DefaultRegionForTheWorld";
69 } 69 }
70 pParticleChange = &fParticleChange; 70 pParticleChange = &fParticleChange;
71 } 71 }
72 72
73 //....oooOO0OOooo........oooOO0OOooo........oo 73 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
74 74
75 G4ElectronCapture::~G4ElectronCapture() {} << 75 G4ElectronCapture::~G4ElectronCapture()
>> 76 {
>> 77 }
76 78
77 //....oooOO0OOooo........oooOO0OOooo........oo 79 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
78 80
79 void G4ElectronCapture::SetKinEnergyLimit(G4do << 81 void
>> 82 G4ElectronCapture::SetKinEnergyLimit(G4double val)
80 { 83 {
81 fKinEnergyThreshold = val; 84 fKinEnergyThreshold = val;
82 if (verboseLevel > 0) { << 85 if (verboseLevel > 0)
83 G4cout << "### G4ElectronCapture: Tracking << 86 {
84 << G4endl; << 87 G4cout << "### G4ElectronCapture: Tracking cut E(MeV) = "
>> 88 << fKinEnergyThreshold / MeV<< G4endl;
85 } 89 }
86 } 90 }
87 //....oooOO0OOooo........oooOO0OOooo........oo 91 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
88 92
89 void G4ElectronCapture::BuildPhysicsTable(cons << 93 void
>> 94 G4ElectronCapture::BuildPhysicsTable(const G4ParticleDefinition&)
90 { 95 {
91 region = (G4RegionStore::GetInstance())->Get 96 region = (G4RegionStore::GetInstance())->GetRegion(fRegionName);
92 if (region && verboseLevel > 0) { << 97 if (region && verboseLevel > 0)
93 G4cout << "### G4ElectronCapture: Tracking << 98 {
94 << " is assigned to " << fRegionNam << 99 G4cout << "### G4ElectronCapture: Tracking cut E(MeV) = "
>> 100 << fKinEnergyThreshold / MeV<< " is assigned to " << fRegionName
>> 101 << G4endl;
95 } 102 }
96 } 103 }
97 104
98 //....oooOO0OOooo........oooOO0OOooo........oo 105 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
99 106
100 G4bool G4ElectronCapture::IsApplicable(const G << 107 G4bool
>> 108 G4ElectronCapture::IsApplicable(const G4ParticleDefinition&)
101 { 109 {
102 return true; 110 return true;
103 } 111 }
104 112
105 G4double G4ElectronCapture::PostStepGetPhysica << 113 G4double
106 << 114 G4ElectronCapture::PostStepGetPhysicalInteractionLength(const G4Track& aTrack,
>> 115 G4double,
>> 116 G4ForceCondition* condition)
107 { 117 {
108 // condition is set to "Not Forced" 118 // condition is set to "Not Forced"
109 *condition = NotForced; 119 *condition = NotForced;
110 120
111 G4double limit = DBL_MAX; 121 G4double limit = DBL_MAX;
112 if (region) { << 122 if (region)
>> 123 {
113 if (aTrack.GetVolume()->GetLogicalVolume() 124 if (aTrack.GetVolume()->GetLogicalVolume()->GetRegion() == region
114 && aTrack.GetKineticEnergy() < fKinEne 125 && aTrack.GetKineticEnergy() < fKinEnergyThreshold)
115 { 126 {
116 limit = 0.0; 127 limit = 0.0;
117 } 128 }
118 } 129 }
119 return limit; 130 return limit;
120 } 131 }
121 132
122 //....oooOO0OOooo........oooOO0OOooo........oo 133 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
123 134
124 G4VParticleChange* G4ElectronCapture::PostStep << 135 G4VParticleChange*
>> 136 G4ElectronCapture::PostStepDoIt(const G4Track& aTrack, const G4Step&)
125 { 137 {
126 pParticleChange->Initialize(aTrack); 138 pParticleChange->Initialize(aTrack);
127 pParticleChange->ProposeTrackStatus(fStopAnd 139 pParticleChange->ProposeTrackStatus(fStopAndKill);
128 pParticleChange->ProposeLocalEnergyDeposit(a 140 pParticleChange->ProposeLocalEnergyDeposit(aTrack.GetKineticEnergy());
129 fParticleChange.SetProposedKineticEnergy(0.0 141 fParticleChange.SetProposedKineticEnergy(0.0);
130 return pParticleChange; 142 return pParticleChange;
131 } 143 }
132 144
133 //....oooOO0OOooo........oooOO0OOooo........oo 145 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
134 146
135 G4double G4ElectronCapture::GetMeanFreePath(co << 147 G4double
>> 148 G4ElectronCapture::GetMeanFreePath(const G4Track&, G4double, G4ForceCondition*)
136 { 149 {
137 return DBL_MAX; 150 return DBL_MAX;
138 } 151 }
139 152
140 //....oooOO0OOooo........oooOO0OOooo........oo 153 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 154
141 155