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25 // 25 //
26 /// \file DetectorConstruction.cc 26 /// \file DetectorConstruction.cc
27 /// \brief Implementation of the DetectorConst 27 /// \brief Implementation of the DetectorConstruction class
28 // 28 //
>> 29 // $Id: DetectorConstruction.cc 70755 2013-06-05 12:17:48Z ihrivnac $
29 // 30 //
>> 31
30 //....oooOO0OOooo........oooOO0OOooo........oo 32 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
31 //....oooOO0OOooo........oooOO0OOooo........oo 33 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
32 34
33 #include "DetectorConstruction.hh" 35 #include "DetectorConstruction.hh"
34 <<
35 #include "DetectorMessenger.hh" 36 #include "DetectorMessenger.hh"
>> 37 #include "G4Material.hh"
>> 38 #include "G4NistManager.hh"
36 39
37 #include "G4Box.hh" 40 #include "G4Box.hh"
38 #include "G4GeometryManager.hh" << 41 #include "G4Tubs.hh"
39 #include "G4LogicalVolume.hh" 42 #include "G4LogicalVolume.hh"
40 #include "G4LogicalVolumeStore.hh" <<
41 #include "G4Material.hh" <<
42 #include "G4NistManager.hh" <<
43 #include "G4PVPlacement.hh" 43 #include "G4PVPlacement.hh"
44 #include "G4PhysicalConstants.hh" << 44
>> 45 #include "G4GeometryManager.hh"
45 #include "G4PhysicalVolumeStore.hh" 46 #include "G4PhysicalVolumeStore.hh"
46 #include "G4RunManager.hh" << 47 #include "G4LogicalVolumeStore.hh"
47 #include "G4SolidStore.hh" 48 #include "G4SolidStore.hh"
48 #include "G4SystemOfUnits.hh" << 49 #include "G4RunManager.hh"
49 #include "G4Tubs.hh" << 50
50 #include "G4UnitsTable.hh" 51 #include "G4UnitsTable.hh"
>> 52 #include "G4SystemOfUnits.hh"
>> 53 #include "G4PhysicalConstants.hh"
51 54
52 //....oooOO0OOooo........oooOO0OOooo........oo 55 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
53 56
54 DetectorConstruction::DetectorConstruction() 57 DetectorConstruction::DetectorConstruction()
55 { << 58 :G4VUserDetectorConstruction(),
56 fAbsorRadius = 15 * mm; << 59 fAbsorMaterial(0), fLAbsor(0), fContainMaterial(0), fLContain(0),
57 fAbsorLength = 60 * mm; << 60 fWorldMaterial(0), fPWorld(0), fDetectorMessenger(0)
58 fContainThickness = 2.4 * mm; << 61 {
>> 62 fAbsorRadius = 15*mm;
>> 63 fAbsorLength = 60*mm;
>> 64 fContainThickness = 2.4*mm;
59 DefineMaterials(); 65 DefineMaterials();
60 SetAbsorMaterial("BeO"); << 66 SetAbsorMaterial ("BeO");
61 SetContainMaterial("Stainless-Steel"); 67 SetContainMaterial("Stainless-Steel");
62 fDetectorMessenger = new DetectorMessenger(t 68 fDetectorMessenger = new DetectorMessenger(this);
63 } 69 }
64 70
65 //....oooOO0OOooo........oooOO0OOooo........oo 71 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
66 72
67 DetectorConstruction::~DetectorConstruction() 73 DetectorConstruction::~DetectorConstruction()
68 { << 74 { delete fDetectorMessenger;}
69 delete fDetectorMessenger; <<
70 } <<
71 75
72 //....oooOO0OOooo........oooOO0OOooo........oo 76 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
73 77
74 G4VPhysicalVolume* DetectorConstruction::Const 78 G4VPhysicalVolume* DetectorConstruction::Construct()
75 { 79 {
76 return ConstructVolumes(); 80 return ConstructVolumes();
77 } 81 }
78 82
79 //....oooOO0OOooo........oooOO0OOooo........oo 83 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
80 84
81 void DetectorConstruction::DefineMaterials() 85 void DetectorConstruction::DefineMaterials()
82 { 86 {
83 G4int ncomponents, natoms; 87 G4int ncomponents, natoms;
84 << 88
85 G4Element* Be = new G4Element("Beryllium", " << 89 G4Element* Be = new G4Element("Beryllium","Be" , 4., 9.01*g/mole);
86 G4Element* N = new G4Element("Nitrogen", "N" << 90 G4Element* N = new G4Element("Nitrogen" ,"N" , 7., 14.01*g/mole);
87 G4Element* O = new G4Element("Oxygen", "O", << 91 G4Element* O = new G4Element("Oxygen" ,"O" , 8., 16.00*g/mole);
88 G4Element* Cr = new G4Element("Chromium", "C << 92 G4Element* Cr = new G4Element("Chromium" ,"Cr" , 24., 51.99*g/mole);
89 G4Element* Fe = new G4Element("Iron", "Fe", << 93 G4Element* Fe = new G4Element("Iron" ,"Fe" , 26., 55.84*g/mole);
90 G4Element* Ni = new G4Element("Nickel", "Ni" << 94 G4Element* Ni = new G4Element("Nickel" ,"Ni" , 28., 58.69*g/mole);
91 << 95
92 G4Material* BeO = new G4Material("BeO", 3.05 << 96 G4Material* BeO =
93 BeO->AddElement(Be, natoms = 1); << 97 new G4Material("BeO", 3.05*g/cm3, ncomponents=2);
94 BeO->AddElement(O, natoms = 1); << 98 BeO->AddElement(Be, natoms=1);
95 << 99 BeO->AddElement( O, natoms=1);
96 G4Material* inox = new G4Material("Stainless << 100
97 inox->AddElement(Fe, 74 * perCent); << 101 G4Material* inox =
98 inox->AddElement(Cr, 18 * perCent); << 102 new G4Material("Stainless-Steel", 8*g/cm3, ncomponents=3);
99 inox->AddElement(Ni, 8 * perCent); << 103 inox->AddElement(Fe, 74*perCent);
100 << 104 inox->AddElement(Cr, 18*perCent);
101 G4Material* Air = new G4Material("Air", 1.29 << 105 inox->AddElement(Ni, 8*perCent);
102 Air->AddElement(N, 70. * perCent); << 106
103 Air->AddElement(O, 30. * perCent); << 107 G4Material* Air =
>> 108 new G4Material("Air", 1.290*mg/cm3, ncomponents=2);
>> 109 Air->AddElement(N, 70.*perCent);
>> 110 Air->AddElement(O, 30.*perCent);
104 111
105 fWorldMaterial = Air; 112 fWorldMaterial = Air;
106 << 113
107 /// G4cout << *(G4Material::GetMaterialTable << 114 ///G4cout << *(G4Material::GetMaterialTable()) << G4endl;
108 } 115 }
109 116
110 //....oooOO0OOooo........oooOO0OOooo........oo 117 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
111 118
112 G4Material* DetectorConstruction::MaterialWith << 119 G4Material* DetectorConstruction::MaterialWithSingleIsotope( G4String name,
113 << 120 G4String symbol, G4double density, G4int Z, G4int A)
114 { 121 {
115 // define a material from an isotope << 122 // define a material from an isotope
116 // << 123 //
117 G4int ncomponents; << 124 G4int ncomponents;
118 G4double abundance, massfraction; << 125 G4double abundance, massfraction;
119 <<
120 G4Isotope* isotope = new G4Isotope(symbol, Z <<
121 <<
122 G4Element* element = new G4Element(name, sym <<
123 element->AddIsotope(isotope, abundance = 100 <<
124 126
125 G4Material* material = new G4Material(name, << 127 G4Isotope* isotope = new G4Isotope(symbol, Z, A);
126 material->AddElement(element, massfraction = << 128
>> 129 G4Element* element = new G4Element(name, symbol, ncomponents=1);
>> 130 element->AddIsotope(isotope, abundance= 100.*perCent);
>> 131
>> 132 G4Material* material = new G4Material(name, density, ncomponents=1);
>> 133 material->AddElement(element, massfraction=100.*perCent);
127 134
128 return material; << 135 return material;
129 } 136 }
130 137
131 //....oooOO0OOooo........oooOO0OOooo........oo 138 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
132 139
133 G4VPhysicalVolume* DetectorConstruction::Const 140 G4VPhysicalVolume* DetectorConstruction::ConstructVolumes()
134 { 141 {
135 // Cleanup old geometry 142 // Cleanup old geometry
136 G4GeometryManager::GetInstance()->OpenGeomet 143 G4GeometryManager::GetInstance()->OpenGeometry();
137 G4PhysicalVolumeStore::GetInstance()->Clean( 144 G4PhysicalVolumeStore::GetInstance()->Clean();
138 G4LogicalVolumeStore::GetInstance()->Clean() 145 G4LogicalVolumeStore::GetInstance()->Clean();
139 G4SolidStore::GetInstance()->Clean(); 146 G4SolidStore::GetInstance()->Clean();
140 << 147
141 // compute dimensions 148 // compute dimensions
142 G4double ContainRadius = fAbsorRadius + fCon 149 G4double ContainRadius = fAbsorRadius + fContainThickness;
143 G4double ContainLength = fAbsorLength + 2 * << 150 G4double ContainLength = fAbsorLength + 2*fContainThickness;
144 << 151
145 G4double WorldSizeXY = 2.4 * ContainRadius; << 152 G4double WorldSizeXY = 2.4*ContainRadius;
146 G4double WorldSizeZ = 1.2 * ContainLength; << 153 G4double WorldSizeZ = 1.2*ContainLength;
147 << 154
148 // World 155 // World
149 // 156 //
150 G4Box* sWorld = new G4Box("World", // name << 157 G4Box*
151 0.5 * WorldSizeXY, << 158 sWorld = new G4Box("World", //name
152 << 159 0.5*WorldSizeXY,0.5*WorldSizeXY,0.5*WorldSizeZ); //dimensions
153 G4LogicalVolume* lWorld = new G4LogicalVolum << 160
154 << 161 G4LogicalVolume*
155 << 162 lWorld = new G4LogicalVolume(sWorld, //shape
156 << 163 fWorldMaterial, //material
157 fPWorld = new G4PVPlacement(0, // no rotati << 164 "World"); //name
158 G4ThreeVector(), << 165
159 lWorld, // logi << 166 fPWorld = new G4PVPlacement(0, //no rotation
160 "World", // nam << 167 G4ThreeVector(), //at (0,0,0)
161 0, // mother vo << 168 lWorld, //logical volume
162 false, // no bo << 169 "World", //name
163 0); // copy num << 170 0, //mother volume
>> 171 false, //no boolean operation
>> 172 0); //copy number
164 173
165 // Container 174 // Container
166 // 175 //
167 G4Tubs* sContain = new G4Tubs("Container", << 176 G4Tubs*
168 0., ContainRad << 177 sContain = new G4Tubs("Container", //name
169 << 178 0., ContainRadius, 0.5*ContainLength, 0., twopi); //dimensions
170 fLContain = new G4LogicalVolume(sContain, / << 179
171 fContainMate << 180 fLContain = new G4LogicalVolume(sContain, //shape
172 fContainMate << 181 fContainMaterial, //material
173 << 182 fContainMaterial->GetName()); //name
174 new G4PVPlacement(0, // no rotation << 183
175 G4ThreeVector(), // at (0 << 184 new G4PVPlacement(0, //no rotation
176 fLContain, // logical vol << 185 G4ThreeVector(), //at (0,0,0)
177 fContainMaterial->GetName( << 186 fLContain, //logical volume
178 lWorld, // mother volume << 187 fContainMaterial->GetName(), //name
179 false, // no boolean oper << 188 lWorld, //mother volume
180 0); // copy number << 189 false, //no boolean operation
>> 190 0); //copy number
181 191
182 // Absorber 192 // Absorber
183 // 193 //
184 G4Tubs* sAbsor = new G4Tubs("Absorber", // << 194 G4Tubs*
185 0., fAbsorRadius << 195 sAbsor = new G4Tubs("Absorber", //name
186 << 196 0., fAbsorRadius, 0.5*fAbsorLength, 0., twopi); //dimensions
187 fLAbsor = new G4LogicalVolume(sAbsor, // sh << 197
188 fAbsorMaterial << 198 fLAbsor = new G4LogicalVolume(sAbsor, //shape
189 fAbsorMaterial << 199 fAbsorMaterial, //material
190 << 200 fAbsorMaterial->GetName()); //name
191 new G4PVPlacement(0, // no rotation << 201
192 G4ThreeVector(), // at (0 << 202 new G4PVPlacement(0, //no rotation
193 fLAbsor, // logical volum << 203 G4ThreeVector(), //at (0,0,0)
194 fAbsorMaterial->GetName(), << 204 fLAbsor, //logical volume
195 fLContain, // mother vol << 205 fAbsorMaterial->GetName(), //name
196 false, // no boolean oper << 206 fLContain, //mother volume
197 0); // copy number << 207 false, //no boolean operation
>> 208 0); //copy number
198 209
199 PrintParameters(); 210 PrintParameters();
200 << 211
201 // always return the root volume << 212 //always return the root volume
202 // 213 //
203 return fPWorld; 214 return fPWorld;
204 } 215 }
205 216
206 //....oooOO0OOooo........oooOO0OOooo........oo 217 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
207 218
208 void DetectorConstruction::PrintParameters() 219 void DetectorConstruction::PrintParameters()
209 { 220 {
210 G4cout << "\n The Absorber is a cylinder of << 221 G4cout << "\n The Absorber is a cylinder of " << fAbsorMaterial->GetName()
211 << " radius = " << G4BestUnit(fAbsor << 222 << " radius = " << G4BestUnit(fAbsorRadius,"Length")
212 << " length = " << G4BestUnit(fAbsor << 223 << " length = " << G4BestUnit(fAbsorLength,"Length") << G4endl;
213 G4cout << " The Container is a cylinder of " << 224 G4cout << " The Container is a cylinder of " << fContainMaterial->GetName()
214 << " thickness = " << G4BestUnit(fCo << 225 << " thickness = " << G4BestUnit(fContainThickness,"Length") << G4endl;
215 << 226
216 G4cout << "\n" << fAbsorMaterial << G4endl; << 227 G4cout << "\n" << fAbsorMaterial << G4endl;
217 G4cout << "\n" << fContainMaterial << G4endl << 228 G4cout << "\n" << fContainMaterial << G4endl;
218 } 229 }
219 230
220 //....oooOO0OOooo........oooOO0OOooo........oo 231 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
221 232
222 void DetectorConstruction::SetAbsorMaterial(G4 233 void DetectorConstruction::SetAbsorMaterial(G4String materialChoice)
223 { 234 {
224 // search the material by its name 235 // search the material by its name
225 G4Material* pttoMaterial = G4NistManager::In << 236 G4Material* pttoMaterial =
226 << 237 G4NistManager::Instance()->FindOrBuildMaterial(materialChoice);
227 if (pttoMaterial) { << 238
>> 239 if (pttoMaterial) {
228 fAbsorMaterial = pttoMaterial; 240 fAbsorMaterial = pttoMaterial;
229 if (fLAbsor) { << 241 if(fLAbsor) { fLAbsor->SetMaterial(fAbsorMaterial); }
230 fLAbsor->SetMaterial(fAbsorMaterial); <<
231 } <<
232 G4RunManager::GetRunManager()->PhysicsHasB 242 G4RunManager::GetRunManager()->PhysicsHasBeenModified();
233 } << 243 } else {
234 else { << 244 G4cout << "\n--> warning from DetectorConstruction::SetAbsorMaterial : "
235 G4cout << "\n--> warning from DetectorCons << 245 << materialChoice << " not found" << G4endl;
236 << " not found" << G4endl; << 246 }
237 } <<
238 } 247 }
239 248
240 //....oooOO0OOooo........oooOO0OOooo........oo 249 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
241 250
242 void DetectorConstruction::SetContainMaterial( 251 void DetectorConstruction::SetContainMaterial(G4String materialChoice)
243 { 252 {
244 // search the material by its name 253 // search the material by its name
245 G4Material* pttoMaterial = G4NistManager::In << 254 G4Material* pttoMaterial =
246 << 255 G4NistManager::Instance()->FindOrBuildMaterial(materialChoice);
247 if (pttoMaterial) { << 256
>> 257 if (pttoMaterial) {
248 fContainMaterial = pttoMaterial; 258 fContainMaterial = pttoMaterial;
249 if (fLContain) { << 259 if(fLContain) { fLContain->SetMaterial(fContainMaterial); }
250 fLContain->SetMaterial(fContainMaterial) <<
251 } <<
252 G4RunManager::GetRunManager()->PhysicsHasB 260 G4RunManager::GetRunManager()->PhysicsHasBeenModified();
253 } << 261 } else {
254 else { << 262 G4cout << "\n--> warning from DetectorConstruction::SetContainMaterial : "
255 G4cout << "\n--> warning from DetectorCons << 263 << materialChoice << " not found" << G4endl;
256 << " not found" << G4endl; << 264 }
257 } <<
258 } 265 }
259 266
260 //....oooOO0OOooo........oooOO0OOooo........oo 267 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
261 268
262 void DetectorConstruction::SetAbsorRadius(G4do 269 void DetectorConstruction::SetAbsorRadius(G4double value)
263 { 270 {
264 fAbsorRadius = value; 271 fAbsorRadius = value;
265 G4RunManager::GetRunManager()->ReinitializeG 272 G4RunManager::GetRunManager()->ReinitializeGeometry();
266 } 273 }
267 274
268 //....oooOO0OOooo........oooOO0OOooo........oo 275 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
269 276
270 void DetectorConstruction::SetAbsorLength(G4do 277 void DetectorConstruction::SetAbsorLength(G4double value)
271 { 278 {
272 fAbsorLength = value; 279 fAbsorLength = value;
273 G4RunManager::GetRunManager()->ReinitializeG 280 G4RunManager::GetRunManager()->ReinitializeGeometry();
274 } 281 }
275 282
276 //....oooOO0OOooo........oooOO0OOooo........oo 283 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
277 284
278 void DetectorConstruction::SetContainThickness 285 void DetectorConstruction::SetContainThickness(G4double value)
279 { 286 {
280 fContainThickness = value; 287 fContainThickness = value;
281 G4RunManager::GetRunManager()->ReinitializeG 288 G4RunManager::GetRunManager()->ReinitializeGeometry();
282 } 289 }
283 290
284 //....oooOO0OOooo........oooOO0OOooo........oo 291 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 292
285 293