| Geant4 Cross Reference |
1 // 1
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18 // * This code implementation is the result
19 // * technical work of the GEANT4 collaboratio
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24 // *******************************************
25 //
26 // This example is provided by the Geant4-DNA
27 // Any report or published results obtained us
28 // shall cite the following Geant4-DNA collabo
29 // Med. Phys. 45 (2018) e722-e739
30 // Phys. Med. 31 (2015) 861-874
31 // Med. Phys. 37 (2010) 4692-4708
32 // Int. J. Model. Simul. Sci. Comput. 1 (2010)
33 //
34 // The Geant4-DNA web site is available at htt
35 //
36 /// \file medical/dna/range/src/DetectorConstr
37 /// \brief Implementation of the DetectorConst
38
39 #include "DetectorConstruction.hh"
40
41 #include "DetectorMessenger.hh"
42
43 #include "G4GeometryManager.hh"
44 #include "G4LogicalVolumeStore.hh"
45 #include "G4NistManager.hh"
46 #include "G4PVPlacement.hh"
47 #include "G4PhysicalConstants.hh"
48 #include "G4PhysicalVolumeStore.hh"
49 #include "G4RunManager.hh"
50 #include "G4SolidStore.hh"
51 #include "G4Sphere.hh"
52 #include "G4SystemOfUnits.hh"
53 #include "G4UnitsTable.hh"
54 #include "G4UserLimits.hh"
55
56 //....oooOO0OOooo........oooOO0OOooo........oo
57
58 DetectorConstruction::DetectorConstruction()
59 : G4VUserDetectorConstruction(), fAbsorMater
60 {
61 // Default tracking cut
62 fTrackingCut = 7.4 * eV;
63
64 // Default parameter values
65 fAbsorRadius = 1 * m;
66
67 DefineMaterials();
68 SetMaterial("G4_WATER");
69
70 // Create commands for interactive definitio
71 fDetectorMessenger = new DetectorMessenger(t
72 }
73
74 //....oooOO0OOooo........oooOO0OOooo........oo
75
76 DetectorConstruction::~DetectorConstruction()
77 {
78 delete fDetectorMessenger;
79 }
80
81 //....oooOO0OOooo........oooOO0OOooo........oo
82
83 G4VPhysicalVolume* DetectorConstruction::Const
84 {
85 return ConstructVolumes();
86 }
87
88 //....oooOO0OOooo........oooOO0OOooo........oo
89
90 void DetectorConstruction::DefineMaterials()
91 {
92 G4NistManager* man = G4NistManager::Instance
93 man->FindOrBuildMaterial("G4_WATER");
94 }
95
96 //....oooOO0OOooo........oooOO0OOooo........oo
97
98 G4VPhysicalVolume* DetectorConstruction::Const
99 {
100 G4GeometryManager::GetInstance()->OpenGeomet
101 G4PhysicalVolumeStore::GetInstance()->Clean(
102 G4LogicalVolumeStore::GetInstance()->Clean()
103 G4SolidStore::GetInstance()->Clean();
104
105 // Spherical absorber
106 G4Sphere* sAbsor = new G4Sphere("Absorber",
107 0., fAbsorRa
108
109 fLogicalAbsor = new G4LogicalVolume(sAbsor,
110 fAbsorMa
111 "Absorbe
112
113 fAbsor = new G4PVPlacement(0, // no rotatio
114 G4ThreeVector(),
115 fLogicalAbsor, /
116 "Absorber", // n
117 0, // mother vol
118 false, // no boo
119 0); // copy numb
120
121 PrintParameters();
122
123 fLogicalAbsor->SetUserLimits(new G4UserLimit
124
125 // Always return the root volume
126 return fAbsor;
127 }
128
129 //....oooOO0OOooo........oooOO0OOooo........oo
130
131 void DetectorConstruction::PrintParameters() c
132 {
133 G4cout << "\n-------------------------------
134 G4cout << "---> The tracking cut to all part
135 << G4BestUnit(fTrackingCut, "Energy")
136 G4cout << "---> The Absorber is a sphere of
137 << " radius of " << fAbsorMaterial->G
138 << "\n \n"
139 << fAbsorMaterial << G4endl;
140 G4cout << "\n-------------------------------
141 }
142
143 //....oooOO0OOooo........oooOO0OOooo........oo
144
145 void DetectorConstruction::SetTrackingCut(G4do
146 {
147 fTrackingCut = value;
148 G4RunManager::GetRunManager()->ReinitializeG
149 }
150
151 //....oooOO0OOooo........oooOO0OOooo........oo
152
153 void DetectorConstruction::SetRadius(G4double
154 {
155 fAbsorRadius = value;
156 G4RunManager::GetRunManager()->ReinitializeG
157 }
158
159 //....oooOO0OOooo........oooOO0OOooo........oo
160
161 void DetectorConstruction::SetMaterial(G4Strin
162 {
163 G4NistManager::Instance()->FindOrBuildMateri
164 // Search the material by its name
165 G4Material* pttoMaterial = G4Material::GetMa
166 if (pttoMaterial) fAbsorMaterial = pttoMater
167 G4RunManager::GetRunManager()->PhysicsHasBee
168 }
169