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26 // 26 //
27 /// \file B4/B4d/src/DetectorConstruction.cc 27 /// \file B4/B4d/src/DetectorConstruction.cc
28 /// \brief Implementation of the B4d::Detector 28 /// \brief Implementation of the B4d::DetectorConstruction class
29 29
30 #include "DetectorConstruction.hh" 30 #include "DetectorConstruction.hh"
31 31
32 #include "G4AutoDelete.hh" <<
33 #include "G4Box.hh" <<
34 #include "G4Colour.hh" <<
35 #include "G4GlobalMagFieldMessenger.hh" <<
36 #include "G4LogicalVolume.hh" <<
37 #include "G4Material.hh" 32 #include "G4Material.hh"
38 #include "G4MultiFunctionalDetector.hh" <<
39 #include "G4NistManager.hh" 33 #include "G4NistManager.hh"
40 #include "G4PSEnergyDeposit.hh" << 34
41 #include "G4PSTrackLength.hh" << 35 #include "G4Box.hh"
>> 36 #include "G4LogicalVolume.hh"
42 #include "G4PVPlacement.hh" 37 #include "G4PVPlacement.hh"
43 #include "G4PVReplica.hh" 38 #include "G4PVReplica.hh"
44 #include "G4PhysicalConstants.hh" << 39 #include "G4GlobalMagFieldMessenger.hh"
45 #include "G4SDChargedFilter.hh" << 40 #include "G4AutoDelete.hh"
>> 41
46 #include "G4SDManager.hh" 42 #include "G4SDManager.hh"
47 #include "G4SystemOfUnits.hh" << 43 #include "G4SDChargedFilter.hh"
>> 44 #include "G4MultiFunctionalDetector.hh"
48 #include "G4VPrimitiveScorer.hh" 45 #include "G4VPrimitiveScorer.hh"
>> 46 #include "G4PSEnergyDeposit.hh"
>> 47 #include "G4PSTrackLength.hh"
>> 48
49 #include "G4VisAttributes.hh" 49 #include "G4VisAttributes.hh"
>> 50 #include "G4Colour.hh"
>> 51
>> 52 #include "G4PhysicalConstants.hh"
>> 53 #include "G4SystemOfUnits.hh"
50 54
51 namespace B4d 55 namespace B4d
52 { 56 {
53 57
54 //....oooOO0OOooo........oooOO0OOooo........oo 58 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
55 59
56 G4ThreadLocal G4GlobalMagFieldMessenger* Detec << 60 G4ThreadLocal
>> 61 G4GlobalMagFieldMessenger* DetectorConstruction::fMagFieldMessenger = nullptr;
57 62
58 //....oooOO0OOooo........oooOO0OOooo........oo 63 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
59 64
60 G4VPhysicalVolume* DetectorConstruction::Const 65 G4VPhysicalVolume* DetectorConstruction::Construct()
61 { 66 {
62 // Define materials 67 // Define materials
63 DefineMaterials(); 68 DefineMaterials();
64 69
65 // Define volumes 70 // Define volumes
66 return DefineVolumes(); 71 return DefineVolumes();
67 } 72 }
68 73
69 //....oooOO0OOooo........oooOO0OOooo........oo 74 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
70 75
71 void DetectorConstruction::DefineMaterials() 76 void DetectorConstruction::DefineMaterials()
72 { 77 {
73 // Lead material defined using NIST Manager 78 // Lead material defined using NIST Manager
74 auto nistManager = G4NistManager::Instance() 79 auto nistManager = G4NistManager::Instance();
75 nistManager->FindOrBuildMaterial("G4_Pb"); 80 nistManager->FindOrBuildMaterial("G4_Pb");
76 81
77 // Liquid argon material 82 // Liquid argon material
78 G4double a; // mass of a mole; 83 G4double a; // mass of a mole;
79 G4double z; // z=mean number of protons; 84 G4double z; // z=mean number of protons;
80 G4double density; 85 G4double density;
81 new G4Material("liquidArgon", z = 18., a = 3 << 86 new G4Material("liquidArgon", z=18., a= 39.95*g/mole, density= 1.390*g/cm3);
82 // The argon by NIST Manager is a gas with a << 87 // The argon by NIST Manager is a gas with a different density
83 88
84 // Vacuum 89 // Vacuum
85 new G4Material("Galactic", z = 1., a = 1.01 << 90 new G4Material("Galactic", z=1., a=1.01*g/mole,density= universe_mean_density,
86 kStateGas, 2.73 * kelvin, 3.e << 91 kStateGas, 2.73*kelvin, 3.e-18*pascal);
87 92
88 // Print materials 93 // Print materials
89 G4cout << *(G4Material::GetMaterialTable()) 94 G4cout << *(G4Material::GetMaterialTable()) << G4endl;
90 } 95 }
91 96
92 //....oooOO0OOooo........oooOO0OOooo........oo 97 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
93 98
94 G4VPhysicalVolume* DetectorConstruction::Defin 99 G4VPhysicalVolume* DetectorConstruction::DefineVolumes()
95 { 100 {
96 // Geometry parameters 101 // Geometry parameters
97 G4int nofLayers = 10; << 102 G4int nofLayers = 10;
98 G4double absoThickness = 10. * mm; << 103 G4double absoThickness = 10.*mm;
99 G4double gapThickness = 5. * mm; << 104 G4double gapThickness = 5.*mm;
100 G4double calorSizeXY = 10. * cm; << 105 G4double calorSizeXY = 10.*cm;
101 << 106
102 auto layerThickness = absoThickness + gapThi << 107 auto layerThickness = absoThickness + gapThickness;
103 auto calorThickness = nofLayers * layerThick << 108 auto calorThickness = nofLayers * layerThickness;
104 auto worldSizeXY = 1.2 * calorSizeXY; << 109 auto worldSizeXY = 1.2 * calorSizeXY;
105 auto worldSizeZ = 1.2 * calorThickness; << 110 auto worldSizeZ = 1.2 * calorThickness;
106 111
107 // Get materials 112 // Get materials
108 auto defaultMaterial = G4Material::GetMateri 113 auto defaultMaterial = G4Material::GetMaterial("Galactic");
109 auto absorberMaterial = G4Material::GetMater 114 auto absorberMaterial = G4Material::GetMaterial("G4_Pb");
110 auto gapMaterial = G4Material::GetMaterial(" 115 auto gapMaterial = G4Material::GetMaterial("liquidArgon");
111 116
112 if (!defaultMaterial || !absorberMaterial || << 117 if ( ! defaultMaterial || ! absorberMaterial || ! gapMaterial ) {
113 G4ExceptionDescription msg; 118 G4ExceptionDescription msg;
114 msg << "Cannot retrieve materials already 119 msg << "Cannot retrieve materials already defined.";
115 G4Exception("DetectorConstruction::DefineV << 120 G4Exception("DetectorConstruction::DefineVolumes()",
>> 121 "MyCode0001", FatalException, msg);
116 } 122 }
117 123
118 // 124 //
119 // World 125 // World
120 // 126 //
121 auto worldS = new G4Box("World", // its nam << 127 auto worldS
122 worldSizeXY / 2, wor << 128 = new G4Box("World", // its name
123 << 129 worldSizeXY/2, worldSizeXY/2, worldSizeZ/2); // its size
124 auto worldLV = new G4LogicalVolume(worldS, << 130
125 defaultMa << 131 auto worldLV
126 "World"); << 132 = new G4LogicalVolume(
>> 133 worldS, // its solid
>> 134 defaultMaterial, // its material
>> 135 "World"); // its name
127 136
128 auto worldPV = new G4PVPlacement(nullptr, / 137 auto worldPV = new G4PVPlacement(nullptr, // no rotation
129 G4ThreeVect << 138 G4ThreeVector(), // at (0,0,0)
130 worldLV, / << 139 worldLV, // its logical volume
131 "World", / << 140 "World", // its name
132 nullptr, / << 141 nullptr, // its mother volume
133 false, // << 142 false, // no boolean operation
134 0, // copy << 143 0, // copy number
135 fCheckOverl << 144 fCheckOverlaps); // checking overlaps
136 145
137 // 146 //
138 // Calorimeter 147 // Calorimeter
139 // 148 //
140 auto calorimeterS = new G4Box("Calorimeter", << 149 auto calorimeterS
141 calorSizeXY / << 150 = new G4Box("Calorimeter", // its name
142 << 151 calorSizeXY/2, calorSizeXY/2, calorThickness/2); // its size
143 auto calorLV = new G4LogicalVolume(calorimet << 152
144 defaultMa << 153 auto calorLV
145 "Calorime << 154 = new G4LogicalVolume(
>> 155 calorimeterS, // its solid
>> 156 defaultMaterial, // its material
>> 157 "Calorimeter"); // its name
146 158
147 new G4PVPlacement(nullptr, // no rotation 159 new G4PVPlacement(nullptr, // no rotation
148 G4ThreeVector(), // at (0 << 160 G4ThreeVector(), // at (0,0,0)
149 calorLV, // its logical v << 161 calorLV, // its logical volume
150 "Calorimeter", // its nam << 162 "Calorimeter", // its name
151 worldLV, // its mother v << 163 worldLV, // its mother volume
152 false, // no boolean oper << 164 false, // no boolean operation
153 0, // copy number << 165 0, // copy number
154 fCheckOverlaps); // check << 166 fCheckOverlaps); // checking overlaps
155 167
156 // 168 //
157 // Layer 169 // Layer
158 // 170 //
159 auto layerS = new G4Box("Layer", // its nam << 171 auto layerS
160 calorSizeXY / 2, cal << 172 = new G4Box("Layer", // its name
161 << 173 calorSizeXY/2, calorSizeXY/2, layerThickness/2); // its size
162 auto layerLV = new G4LogicalVolume(layerS, << 174
163 defaultMa << 175 auto layerLV
164 "Layer"); << 176 = new G4LogicalVolume(
165 << 177 layerS, // its solid
166 new G4PVReplica("Layer", // its name << 178 defaultMaterial, // its material
167 layerLV, // its logical vol << 179 "Layer"); // its name
168 calorLV, // its mother << 180
169 kZAxis, // axis of replicat << 181 new G4PVReplica(
170 nofLayers, // number of rep << 182 "Layer", // its name
171 layerThickness); // witdth << 183 layerLV, // its logical volume
>> 184 calorLV, // its mother
>> 185 kZAxis, // axis of replication
>> 186 nofLayers, // number of replica
>> 187 layerThickness); // witdth of replica
172 188
173 // 189 //
174 // Absorber 190 // Absorber
175 // 191 //
176 auto absorberS = new G4Box("Abso", // its n << 192 auto absorberS
177 calorSizeXY / 2, << 193 = new G4Box("Abso", // its name
178 << 194 calorSizeXY/2, calorSizeXY/2, absoThickness/2); // its size
179 auto absorberLV = new G4LogicalVolume(absorb << 195
180 absorb << 196 auto absorberLV
181 "AbsoL << 197 = new G4LogicalVolume(
182 << 198 absorberS, // its solid
183 new G4PVPlacement(nullptr, // no rotation << 199 absorberMaterial, // its material
184 G4ThreeVector(0., 0., -gap << 200 "AbsoLV"); // its name
185 absorberLV, // its logica << 201
186 "Abso", // its name << 202 new G4PVPlacement(nullptr, // no rotation
187 layerLV, // its mother v << 203 G4ThreeVector(0., 0., -gapThickness / 2), // its position
188 false, // no boolean oper << 204 absorberLV, // its logical volume
189 0, // copy number << 205 "Abso", // its name
190 fCheckOverlaps); // check << 206 layerLV, // its mother volume
>> 207 false, // no boolean operation
>> 208 0, // copy number
>> 209 fCheckOverlaps); // checking overlaps
191 210
192 // 211 //
193 // Gap 212 // Gap
194 // 213 //
195 auto gapS = new G4Box("Gap", // its name << 214 auto gapS
196 calorSizeXY / 2, calor << 215 = new G4Box("Gap", // its name
197 << 216 calorSizeXY/2, calorSizeXY/2, gapThickness/2); // its size
198 auto gapLV = new G4LogicalVolume(gapS, // i << 217
199 gapMaterial << 218 auto gapLV
200 "GapLV"); << 219 = new G4LogicalVolume(
201 << 220 gapS, // its solid
202 new G4PVPlacement(nullptr, // no rotation << 221 gapMaterial, // its material
203 G4ThreeVector(0., 0., abso << 222 "GapLV"); // its name
204 gapLV, // its logical vol << 223
205 "Gap", // its name << 224 new G4PVPlacement(nullptr, // no rotation
206 layerLV, // its mother v << 225 G4ThreeVector(0., 0., absoThickness / 2), // its position
207 false, // no boolean oper << 226 gapLV, // its logical volume
208 0, // copy number << 227 "Gap", // its name
209 fCheckOverlaps); // check << 228 layerLV, // its mother volume
>> 229 false, // no boolean operation
>> 230 0, // copy number
>> 231 fCheckOverlaps); // checking overlaps
210 232
211 // 233 //
212 // print parameters 234 // print parameters
213 // 235 //
214 G4cout << G4endl << "----------------------- << 236 G4cout
215 << "---> The calorimeter is " << nofL << 237 << G4endl
216 << "mm of " << absorberMaterial->GetN << 238 << "------------------------------------------------------------" << G4endl
217 << gapMaterial->GetName() << " ] " << << 239 << "---> The calorimeter is " << nofLayers << " layers of: [ "
218 << "--------------------------------- << 240 << absoThickness/mm << "mm of " << absorberMaterial->GetName()
>> 241 << " + "
>> 242 << gapThickness/mm << "mm of " << gapMaterial->GetName() << " ] " << G4endl
>> 243 << "------------------------------------------------------------" << G4endl;
219 244
220 // 245 //
221 // Visualization attributes 246 // Visualization attributes
222 // 247 //
223 worldLV->SetVisAttributes(G4VisAttributes::G << 248 worldLV->SetVisAttributes (G4VisAttributes::GetInvisible());
224 calorLV->SetVisAttributes(G4VisAttributes(G4 << 249
>> 250 auto simpleBoxVisAtt= new G4VisAttributes(G4Colour(1.0,1.0,1.0));
>> 251 simpleBoxVisAtt->SetVisibility(true);
>> 252 calorLV->SetVisAttributes(simpleBoxVisAtt);
225 253
226 // 254 //
227 // Always return the physical World 255 // Always return the physical World
228 // 256 //
229 return worldPV; 257 return worldPV;
230 } 258 }
231 259
232 //....oooOO0OOooo........oooOO0OOooo........oo 260 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
233 261
234 void DetectorConstruction::ConstructSDandField 262 void DetectorConstruction::ConstructSDandField()
235 { 263 {
236 G4SDManager::GetSDMpointer()->SetVerboseLeve 264 G4SDManager::GetSDMpointer()->SetVerboseLevel(1);
237 // 265 //
238 // Scorers 266 // Scorers
239 // 267 //
240 268
241 // declare Absorber as a MultiFunctionalDete 269 // declare Absorber as a MultiFunctionalDetector scorer
242 // 270 //
243 auto absDetector = new G4MultiFunctionalDete 271 auto absDetector = new G4MultiFunctionalDetector("Absorber");
244 G4SDManager::GetSDMpointer()->AddNewDetector 272 G4SDManager::GetSDMpointer()->AddNewDetector(absDetector);
245 273
246 G4VPrimitiveScorer* primitive; 274 G4VPrimitiveScorer* primitive;
247 primitive = new G4PSEnergyDeposit("Edep"); 275 primitive = new G4PSEnergyDeposit("Edep");
248 absDetector->RegisterPrimitive(primitive); 276 absDetector->RegisterPrimitive(primitive);
249 277
250 primitive = new G4PSTrackLength("TrackLength 278 primitive = new G4PSTrackLength("TrackLength");
251 auto charged = new G4SDChargedFilter("charge 279 auto charged = new G4SDChargedFilter("chargedFilter");
252 primitive->SetFilter(charged); << 280 primitive ->SetFilter(charged);
253 absDetector->RegisterPrimitive(primitive); 281 absDetector->RegisterPrimitive(primitive);
254 282
255 SetSensitiveDetector("AbsoLV", absDetector); << 283 SetSensitiveDetector("AbsoLV",absDetector);
256 284
257 // declare Gap as a MultiFunctionalDetector 285 // declare Gap as a MultiFunctionalDetector scorer
258 // 286 //
259 auto gapDetector = new G4MultiFunctionalDete 287 auto gapDetector = new G4MultiFunctionalDetector("Gap");
260 G4SDManager::GetSDMpointer()->AddNewDetector 288 G4SDManager::GetSDMpointer()->AddNewDetector(gapDetector);
261 289
262 primitive = new G4PSEnergyDeposit("Edep"); 290 primitive = new G4PSEnergyDeposit("Edep");
263 gapDetector->RegisterPrimitive(primitive); 291 gapDetector->RegisterPrimitive(primitive);
264 292
265 primitive = new G4PSTrackLength("TrackLength 293 primitive = new G4PSTrackLength("TrackLength");
266 primitive->SetFilter(charged); << 294 primitive ->SetFilter(charged);
267 gapDetector->RegisterPrimitive(primitive); 295 gapDetector->RegisterPrimitive(primitive);
268 296
269 SetSensitiveDetector("GapLV", gapDetector); << 297 SetSensitiveDetector("GapLV",gapDetector);
270 298
271 // 299 //
272 // Magnetic field 300 // Magnetic field
273 // 301 //
274 // Create global magnetic field messenger. 302 // Create global magnetic field messenger.
275 // Uniform magnetic field is then created au 303 // Uniform magnetic field is then created automatically if
276 // the field value is not zero. 304 // the field value is not zero.
277 G4ThreeVector fieldValue; 305 G4ThreeVector fieldValue;
278 fMagFieldMessenger = new G4GlobalMagFieldMes 306 fMagFieldMessenger = new G4GlobalMagFieldMessenger(fieldValue);
279 fMagFieldMessenger->SetVerboseLevel(1); 307 fMagFieldMessenger->SetVerboseLevel(1);
280 308
281 // Register the field messenger for deleting 309 // Register the field messenger for deleting
282 G4AutoDelete::Register(fMagFieldMessenger); 310 G4AutoDelete::Register(fMagFieldMessenger);
283 } 311 }
284 312
285 //....oooOO0OOooo........oooOO0OOooo........oo 313 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
286 314
287 } // namespace B4d << 315 }
288 316