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25 //
26 /// \file medical/fanoCavity2/src/DetectorCons
27 /// \brief Implementation of the DetectorConst
28 //
29 //
30 //....oooOO0OOooo........oooOO0OOooo........oo
31 //....oooOO0OOooo........oooOO0OOooo........oo
32
33 #include "DetectorConstruction.hh"
34
35 #include "DetectorMessenger.hh"
36
37 #include "G4GeometryManager.hh"
38 #include "G4LogicalVolume.hh"
39 #include "G4LogicalVolumeStore.hh"
40 #include "G4Material.hh"
41 #include "G4NistManager.hh"
42 #include "G4PVPlacement.hh"
43 #include "G4PhysicalConstants.hh"
44 #include "G4PhysicalVolumeStore.hh"
45 #include "G4SolidStore.hh"
46 #include "G4SystemOfUnits.hh"
47 #include "G4Tubs.hh"
48 #include "G4UnitsTable.hh"
49 #include "G4VPhysicalVolume.hh"
50
51 //....oooOO0OOooo........oooOO0OOooo........oo
52
53 DetectorConstruction::DetectorConstruction() :
54 {
55 // default parameter values
56 fWallThickness = 5 * cm;
57 fCavityThickness = 2 * mm;
58 fCavityRadius = 10 * m;
59
60 DefineMaterials();
61 SetWallMaterial("G4_WATER");
62 SetCavityMaterial("g4Water_gas");
63
64 // create commands for interactive definitio
65 fDetectorMessenger = new DetectorMessenger(t
66 }
67
68 //....oooOO0OOooo........oooOO0OOooo........oo
69
70 DetectorConstruction::~DetectorConstruction()
71 {
72 delete fDetectorMessenger;
73 }
74
75 //....oooOO0OOooo........oooOO0OOooo........oo
76
77 void DetectorConstruction::DefineMaterials()
78 {
79 G4double z, a;
80
81 G4Element* H = new G4Element("Hydrogen", "H"
82 G4Element* O = new G4Element("Oxygen", "O",
83
84 G4Material* H2O = new G4Material("Water", 1.
85 H2O->AddElement(H, 2);
86 H2O->AddElement(O, 1);
87 H2O->GetIonisation()->SetMeanExcitationEnerg
88
89 G4Material* gas = new G4Material("Water_gas"
90 gas->AddElement(H, 2);
91 gas->AddElement(O, 1);
92 gas->GetIonisation()->SetMeanExcitationEnerg
93
94 new G4Material("Graphite", 6, 12.01 * g / mo
95 new G4Material("Graphite_gas", 6, 12.01 * g
96
97 new G4Material("Aluminium", 13, 26.98 * g /
98 new G4Material("Aluminium_gas", 13, 26.98 *
99
100 // alternatively, use G4 data base
101 //
102 G4NistManager* nist = G4NistManager::Instanc
103
104 nist->FindOrBuildMaterial("G4_WATER");
105 nist->BuildMaterialWithNewDensity("g4Water_g
106
107 // printout
108 G4cout << *(G4Material::GetMaterialTable())
109 }
110
111 //....oooOO0OOooo........oooOO0OOooo........oo
112
113 G4VPhysicalVolume* DetectorConstruction::Const
114 {
115 if (fWall) {
116 return fWall;
117 }
118
119 // Chamber
120 //
121 fTotalThickness = fCavityThickness + 2 * fWa
122 fWallRadius = fCavityRadius;
123
124 G4Tubs* sChamber = new G4Tubs("Chamber", //
125 0., fWallRadiu
126
127 G4LogicalVolume* lChamber = new G4LogicalVol
128
129
130
131 fWall = new G4PVPlacement(0, // no rotation
132 G4ThreeVector(),
133 lChamber, // logi
134 "Wall", // name
135 0, // mother vol
136 false, // no bool
137 0); // copy numbe
138
139 // Cavity
140 //
141 G4Tubs* sCavity = new G4Tubs("Cavity", 0., f
142
143 G4LogicalVolume* lCavity = new G4LogicalVolu
144
145
146
147 fCavity = new G4PVPlacement(0, // no rotati
148 G4ThreeVector(),
149 lCavity, // log
150 "Cavity", // na
151 lChamber, // mo
152 false, // no bo
153 1); // copy num
154
155 PrintParameters();
156
157 //
158 // always return the root volume
159 //
160 return fWall;
161 }
162
163 //....oooOO0OOooo........oooOO0OOooo........oo
164
165 void DetectorConstruction::PrintParameters()
166 {
167 G4cout << "\n-------------------------------
168 G4cout << "---> The Wall is " << G4BestUnit(
169 << fWallMaterial->GetName() << " ( "
170 << G4BestUnit(fWallMaterial->GetDensi
171 G4cout << " The Cavity is " << G4BestUni
172 << fCavityMaterial->GetName() << " (
173 << G4BestUnit(fCavityMaterial->GetDen
174 G4cout << "\n-------------------------------
175 G4cout << G4endl;
176 }
177
178 //....oooOO0OOooo........oooOO0OOooo........oo
179
180 void DetectorConstruction::SetWallThickness(G4
181 {
182 fWallThickness = value;
183 }
184
185 //....oooOO0OOooo........oooOO0OOooo........oo
186
187 void DetectorConstruction::SetWallMaterial(con
188 {
189 // search the material by its name
190 G4Material* pttoMaterial = G4Material::GetMa
191 if (pttoMaterial) fWallMaterial = pttoMateri
192 }
193
194 //....oooOO0OOooo........oooOO0OOooo........oo
195
196 void DetectorConstruction::SetCavityThickness(
197 {
198 fCavityThickness = value;
199 }
200
201 //....oooOO0OOooo........oooOO0OOooo........oo
202
203 void DetectorConstruction::SetCavityRadius(G4d
204 {
205 fCavityRadius = value;
206 }
207
208 //....oooOO0OOooo........oooOO0OOooo........oo
209
210 void DetectorConstruction::SetCavityMaterial(c
211 {
212 // search the material by its name
213 G4Material* pttoMaterial = G4Material::GetMa
214 if (pttoMaterial) fCavityMaterial = pttoMate
215 }
216
217 //....oooOO0OOooo........oooOO0OOooo........oo
218