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26 /// \file electromagnetic/TestEm11/src/Detecto << 26 // $Id: DetectorConstruction.cc,v 1.8 2007/11/07 17:22:16 maire Exp $
27 /// \brief Implementation of the DetectorConst << 27 // GEANT4 tag $Name: geant4-09-02 $
28 // << 28
29 // 29 //
30 //....oooOO0OOooo........oooOO0OOooo........oo 30 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
31 //....oooOO0OOooo........oooOO0OOooo........oo 31 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
32 32
33 #include "DetectorConstruction.hh" 33 #include "DetectorConstruction.hh"
34 <<
35 #include "DetectorMessenger.hh" 34 #include "DetectorMessenger.hh"
36 35
37 #include "G4AutoDelete.hh" << 36 #include "G4NistManager.hh"
38 #include "G4Box.hh" 37 #include "G4Box.hh"
39 #include "G4GeometryManager.hh" <<
40 #include "G4GlobalMagFieldMessenger.hh" <<
41 #include "G4LogicalVolume.hh" 38 #include "G4LogicalVolume.hh"
42 #include "G4LogicalVolumeStore.hh" << 39 #include "G4VPhysicalVolume.hh"
43 #include "G4Material.hh" <<
44 #include "G4NistManager.hh" <<
45 #include "G4PVPlacement.hh" 40 #include "G4PVPlacement.hh"
46 #include "G4PVReplica.hh" 41 #include "G4PVReplica.hh"
47 #include "G4PhysicalConstants.hh" << 42 #include "G4UniformMagField.hh"
>> 43
>> 44 #include "G4GeometryManager.hh"
48 #include "G4PhysicalVolumeStore.hh" 45 #include "G4PhysicalVolumeStore.hh"
49 #include "G4RunManager.hh" << 46 #include "G4LogicalVolumeStore.hh"
50 #include "G4SolidStore.hh" 47 #include "G4SolidStore.hh"
51 #include "G4SystemOfUnits.hh" <<
52 #include "G4UImanager.hh" <<
53 #include "G4UniformMagField.hh" <<
54 #include "G4UnitsTable.hh" <<
55 48
56 #include <iomanip> << 49 #include "G4UnitsTable.hh"
57 50
58 //....oooOO0OOooo........oooOO0OOooo........oo 51 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
59 52
60 DetectorConstruction::DetectorConstruction() 53 DetectorConstruction::DetectorConstruction()
61 { 54 {
62 // default parameter values of the absorbers << 55 // default parameter values
63 fNbOfAbsor = 1; << 56 absorSizeX = absorSizeYZ = 1*mm;
64 fAbsorThickness[0] = 0. * mm; // dummy, for << 57 nbOfLayers = 1;
65 fAbsorThickness[1] = 1. * mm; << 58
66 fAbsorSizeYZ = 1. * mm; << 59 absorMaterial = 0;
67 for (G4int iAbs = 0; iAbs < kMaxAbsor; iAbs+ << 60 magField = 0;
68 fNbOfDivisions[iAbs] = 1; << 61 pAbsor = 0;
69 } << 62
70 ComputeParameters(); <<
71 <<
72 // materials <<
73 DefineMaterials(); 63 DefineMaterials();
74 SetAbsorMaterial(1, "G4_Si"); << 64 SetMaterial("G4_Si");
75 65
76 // create commands for interactive definitio << 66 // create commands for interactive definition of the detector
77 fDetectorMessenger = new DetectorMessenger(t << 67 detectorMessenger = new DetectorMessenger(this);
78 } 68 }
79 69
80 //....oooOO0OOooo........oooOO0OOooo........oo 70 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
81 71
82 DetectorConstruction::~DetectorConstruction() 72 DetectorConstruction::~DetectorConstruction()
83 { << 73 { delete detectorMessenger;}
84 delete fDetectorMessenger; <<
85 } <<
86 74
87 //....oooOO0OOooo........oooOO0OOooo........oo 75 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
88 76
89 G4VPhysicalVolume* DetectorConstruction::Const 77 G4VPhysicalVolume* DetectorConstruction::Construct()
90 { 78 {
91 return ConstructVolumes(); 79 return ConstructVolumes();
92 } 80 }
93 81
94 //....oooOO0OOooo........oooOO0OOooo........oo 82 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
95 83
96 void DetectorConstruction::DefineMaterials() 84 void DetectorConstruction::DefineMaterials()
97 { << 85 {
98 G4NistManager* man = G4NistManager::Instance 86 G4NistManager* man = G4NistManager::Instance();
99 << 87
100 man->FindOrBuildMaterial("G4_Al"); << 88 G4bool isotopes = false;
101 man->FindOrBuildMaterial("G4_Si"); << 89
102 man->FindOrBuildMaterial("G4_Fe"); << 90 man->FindOrBuildMaterial("G4_Al", isotopes);
103 man->FindOrBuildMaterial("G4_Cu"); << 91 man->FindOrBuildMaterial("G4_Si", isotopes);
104 man->FindOrBuildMaterial("G4_Ge"); << 92 man->FindOrBuildMaterial("G4_Fe", isotopes);
105 man->FindOrBuildMaterial("G4_Mo"); << 93 man->FindOrBuildMaterial("G4_Ge", isotopes);
106 man->FindOrBuildMaterial("G4_Ta"); << 94 man->FindOrBuildMaterial("G4_Mo", isotopes);
107 man->FindOrBuildMaterial("G4_W"); << 95 man->FindOrBuildMaterial("G4_Ta", isotopes);
108 man->FindOrBuildMaterial("G4_Au"); << 96 man->FindOrBuildMaterial("G4_W" , isotopes);
109 man->FindOrBuildMaterial("G4_Pb"); << 97 man->FindOrBuildMaterial("G4_Au", isotopes);
110 man->FindOrBuildMaterial("G4_PbWO4"); << 98 man->FindOrBuildMaterial("G4_Pb", isotopes);
111 man->FindOrBuildMaterial("G4_SODIUM_IODIDE") << 99 man->FindOrBuildMaterial("G4_PbWO4", isotopes);
112 << 100 man->FindOrBuildMaterial("G4_SODIUM_IODIDE", isotopes);
113 man->FindOrBuildMaterial("G4_AIR"); << 101
114 man->FindOrBuildMaterial("G4_WATER"); << 102 man->FindOrBuildMaterial("G4_AIR" , isotopes);
115 << 103 ///man->FindOrBuildMaterial("G4_WATER", isotopes);
116 G4Element* H = man->FindOrBuildElement("H"); << 104
117 G4Element* O = man->FindOrBuildElement("O"); << 105 G4Element* H = man->FindOrBuildElement("H", isotopes);
118 << 106 G4Element* O = man->FindOrBuildElement("O", isotopes);
119 G4Material* H2O = new G4Material("Water", 1. << 107
>> 108 G4Material* H2O =
>> 109 new G4Material("Water", 1.000*g/cm3, 2);
120 H2O->AddElement(H, 2); 110 H2O->AddElement(H, 2);
121 H2O->AddElement(O, 1); 111 H2O->AddElement(O, 1);
122 H2O->GetIonisation()->SetMeanExcitationEnerg << 112 H2O->GetIonisation()->SetMeanExcitationEnergy(75.0*eV);
123 << 113
124 G4double density = universe_mean_density; / << 114 G4cout << *(G4Material::GetMaterialTable()) << G4endl;
125 G4double pressure = 3.e-18 * pascal; <<
126 G4double temperature = 2.73 * kelvin; <<
127 G4Material* Galactic = <<
128 new G4Material("Galactic", 1., 1.008 * g / <<
129 <<
130 fDefaultMaterial = Galactic; <<
131 <<
132 // G4cout << *(G4Material::GetMaterialTable <<
133 } 115 }
134 116
135 //....oooOO0OOooo........oooOO0OOooo........oo 117 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
136 << 118
137 void DetectorConstruction::ComputeParameters() <<
138 { <<
139 // Compute total thickness of absorbers <<
140 fAbsorSizeX = 0.; <<
141 for (G4int iAbs = 1; iAbs <= fNbOfAbsor; iAb <<
142 fAbsorSizeX += fAbsorThickness[iAbs]; <<
143 } <<
144 } <<
145 <<
146 //....oooOO0OOooo........oooOO0OOooo........oo <<
147 <<
148 G4VPhysicalVolume* DetectorConstruction::Const 119 G4VPhysicalVolume* DetectorConstruction::ConstructVolumes()
149 { 120 {
150 // complete the Calor parameters definition <<
151 ComputeParameters(); <<
152 <<
153 // Cleanup old geometry <<
154 G4GeometryManager::GetInstance()->OpenGeomet 121 G4GeometryManager::GetInstance()->OpenGeometry();
155 G4PhysicalVolumeStore::GetInstance()->Clean( 122 G4PhysicalVolumeStore::GetInstance()->Clean();
156 G4LogicalVolumeStore::GetInstance()->Clean() 123 G4LogicalVolumeStore::GetInstance()->Clean();
157 G4SolidStore::GetInstance()->Clean(); 124 G4SolidStore::GetInstance()->Clean();
158 << 125
159 // << 126 // Absorber
160 // World <<
161 // <<
162 G4Box* solidWorld = new G4Box("World", // n <<
163 fAbsorSizeX / <<
164 <<
165 G4LogicalVolume* logicWorld = new G4LogicalV <<
166 <<
167 <<
168 <<
169 fPhysiWorld = new G4PVPlacement(0, // no ro <<
170 G4ThreeVecto <<
171 logicWorld, <<
172 "World", // <<
173 0, // mothe <<
174 false, // n <<
175 0); // copy <<
176 <<
177 // 127 //
178 // Absorbers << 128 G4Box*
179 // << 129 sAbsor = new G4Box("Absorber", //name
180 fXfront[0] = -0.5 * fAbsorSizeX; << 130 absorSizeX/2,absorSizeYZ/2,absorSizeYZ/2); //size
181 // << 131
182 for (G4int k = 1; k <= fNbOfAbsor; k++) { << 132 G4LogicalVolume*
183 G4Material* material = fAbsorMaterial[k]; << 133 lAbsor = new G4LogicalVolume(sAbsor, //solid
184 G4String matname = material->GetName(); << 134 absorMaterial, //material
185 << 135 "Absorber"); //name
186 G4Box* solidAbsor = << 136
187 new G4Box(matname, fAbsorThickness[k] / << 137 pAbsor = new G4PVPlacement(0, //no rotation
188 << 138 G4ThreeVector(), //at (0,0,0)
189 G4LogicalVolume* logicAbsor = new G4Logica << 139 lAbsor, //logical volume
190 << 140 "Absorber", //name
191 << 141 0, //mother volume
192 << 142 false, //no boolean operation
193 fXfront[k] = fXfront[k - 1] + fAbsorThickn << 143 0); //copy number
194 G4double xcenter = fXfront[k] + 0.5 * fAbs << 144
195 G4ThreeVector position = G4ThreeVector(xce << 145 // Layers
196 << 146 //
197 new G4PVPlacement(0, // no rotation << 147 layerThickness = absorSizeX/nbOfLayers;
198 position, // position << 148
199 logicAbsor, // logical << 149 if (nbOfLayers > 1) {
200 matname, // name << 150
201 logicWorld, // mother << 151 G4Box*
202 false, // no boulean op << 152 sLayer = new G4Box("Layer", //name
203 k); // copy number << 153 layerThickness/2,absorSizeYZ/2,absorSizeYZ/2); //dimensions
204 << 154
205 // divisions, if any << 155 G4LogicalVolume*
206 // << 156 lLayer = new G4LogicalVolume(sLayer, //shape
207 G4double LayerThickness = fAbsorThickness[ << 157 absorMaterial, //material
208 G4Box* solidLayer = new G4Box(matname, Lay << 158 "Layer"); //name
209 << 159
210 G4LogicalVolume* logicLayer = new G4Logica << 160 new G4PVReplica("Layer", //name
211 << 161 lLayer, //logical volume
212 << 162 lAbsor, //mother volume
213 << 163 kXAxis, //axis of replica
214 new G4PVReplica(matname, // name << 164 nbOfLayers, //number of replica
215 logicLayer, // logical vo << 165 layerThickness); //width of replica
216 logicAbsor, // mother << 166 }
217 kXAxis, // axis of replic <<
218 fNbOfDivisions[k], // num <<
219 LayerThickness); // witdt <<
220 } <<
221 167
222 PrintParameters(); 168 PrintParameters();
223 << 169
224 // always return the physical World <<
225 // 170 //
226 return fPhysiWorld; << 171 //always return the root volume
>> 172 //
>> 173 return pAbsor;
227 } 174 }
228 175
229 //....oooOO0OOooo........oooOO0OOooo........oo 176 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
230 177
231 void DetectorConstruction::PrintParameters() 178 void DetectorConstruction::PrintParameters()
232 { 179 {
233 G4cout << "\n------------------------------- << 180 G4cout << "\n---------------------------------------------------------\n";
234 << "\n ---> The Absorber is " << fNbO << 181 G4cout << "---> The Absorber is " << G4BestUnit(absorSizeX,"Length")
235 for (G4int i = 1; i <= fNbOfAbsor; i++) { << 182 << " of " << absorMaterial->GetName() << " divided in " << nbOfLayers
236 G4cout << "\n \t" << std::setw(16) << fAbs << 183 << " slices of " << G4BestUnit(layerThickness,"Length") << G4endl;
237 << G4BestUnit(fAbsorThickness[i], " << 184 G4cout << "\n---------------------------------------------------------\n";
238 << " slices"; <<
239 } <<
240 G4cout << "\n------------------------------- <<
241 } 185 }
242 186
243 //....oooOO0OOooo........oooOO0OOooo........oo 187 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
244 188
245 void DetectorConstruction::SetNbOfAbsor(G4int << 189 void DetectorConstruction::SetSizeX(G4double value)
246 { 190 {
247 // set the number of Absorbers << 191 absorSizeX = value;
248 // <<
249 if (ival < 1 || ival > (kMaxAbsor - 1)) { <<
250 G4cout << "\n ---> warning from SetfNbOfAb <<
251 << kMaxAbsor - 1 << ". Command refu <<
252 return; <<
253 } <<
254 fNbOfAbsor = ival; <<
255 G4RunManager::GetRunManager()->ReinitializeG <<
256 } 192 }
257 << 193
258 //....oooOO0OOooo........oooOO0OOooo........oo 194 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
259 195
260 void DetectorConstruction::SetAbsorMaterial(G4 << 196 void DetectorConstruction::SetSizeYZ(G4double value)
261 { 197 {
262 // search the material by its name << 198 absorSizeYZ = value;
263 // << 199 }
264 if (iabs > fNbOfAbsor || iabs <= 0) { <<
265 G4cout << "\n --->warning from SetfAbsorMa <<
266 << " out of range. Command refused" <<
267 return; <<
268 } <<
269 <<
270 G4Material* pttoMaterial = G4NistManager::In <<
271 if (pttoMaterial) { <<
272 fAbsorMaterial[iabs] = pttoMaterial; <<
273 G4RunManager::GetRunManager()->PhysicsHasB <<
274 G4cout << "\n " << pttoMaterial << G4endl; <<
275 } <<
276 } <<
277 200
278 //....oooOO0OOooo........oooOO0OOooo........oo 201 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
279 202
280 void DetectorConstruction::SetAbsorThickness(G << 203 void DetectorConstruction::SetMaterial(G4String materialChoice)
281 { 204 {
282 // change Absorber thickness << 205 // search the material by its name
283 // << 206 G4Material* pttoMaterial = G4Material::GetMaterial(materialChoice);
284 if (iabs > fNbOfAbsor || iabs <= 0) { << 207 if (pttoMaterial) absorMaterial = pttoMaterial;
285 G4cout << "\n --->warning from SetfAbsorTh <<
286 << " out of range. Command refused" <<
287 return; <<
288 } <<
289 if (val <= DBL_MIN) { <<
290 G4cout << "\n --->warning from SetfAbsorTh <<
291 << " out of range. Command refused" <<
292 return; <<
293 } <<
294 fAbsorThickness[iabs] = val; <<
295 G4RunManager::GetRunManager()->ReinitializeG <<
296 } 208 }
297 209
298 //....oooOO0OOooo........oooOO0OOooo........oo 210 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
299 211
300 void DetectorConstruction::SetAbsorSizeYZ(G4do << 212 void DetectorConstruction::SetNbOfLayers(G4int value)
301 { 213 {
302 // change the transverse size << 214 nbOfLayers = value;
303 // <<
304 if (val <= DBL_MIN) { <<
305 G4cout << "\n --->warning from SetfAbsorSi <<
306 << " out of range. Command refused" <<
307 return; <<
308 } <<
309 fAbsorSizeYZ = val; <<
310 G4RunManager::GetRunManager()->ReinitializeG <<
311 } 215 }
312 << 216
313 //....oooOO0OOooo........oooOO0OOooo........oo 217 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
314 218
315 void DetectorConstruction::SetNbOfDivisions(G4 << 219 #include "G4FieldManager.hh"
>> 220 #include "G4TransportationManager.hh"
>> 221
>> 222 void DetectorConstruction::SetMagField(G4double fieldValue)
316 { 223 {
317 // set the number of divisions << 224 //apply a global uniform magnetic field along Z axis
318 // << 225 G4FieldManager* fieldMgr
319 if (iabs > fNbOfAbsor || iabs < 1) { << 226 = G4TransportationManager::GetTransportationManager()->GetFieldManager();
320 G4cout << "\n --->warning from SetNbOfDivi << 227
321 << " out of range. Command refused" << 228 if (magField) delete magField; //delete the existing magn field
322 return; << 229
323 } << 230 if (fieldValue!=0.) // create a new one if non nul
324 << 231 {
325 if (ival < 1) { << 232 magField = new G4UniformMagField(G4ThreeVector(0.,0.,fieldValue));
326 G4cout << "\n --->warning from SetNbOfDivi << 233 fieldMgr->SetDetectorField(magField);
327 << " must be at least 1. Command re << 234 fieldMgr->CreateChordFinder(magField);
328 return; << 235 }
329 } << 236 else
330 fNbOfDivisions[iabs] = ival; << 237 {
331 G4RunManager::GetRunManager()->ReinitializeG << 238 magField = 0;
>> 239 fieldMgr->SetDetectorField(magField);
>> 240 }
332 } 241 }
333 242
334 //....oooOO0OOooo........oooOO0OOooo........oo 243 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
335 244
336 void DetectorConstruction::ConstructSDandField << 245 #include "G4RunManager.hh"
>> 246
>> 247 void DetectorConstruction::UpdateGeometry()
337 { 248 {
338 if (fFieldMessenger.Get() == 0) { << 249 G4RunManager::GetRunManager()->DefineWorldVolume(ConstructVolumes());
339 // Create global magnetic field messenger. <<
340 // Uniform magnetic field is then created <<
341 // the field value is not zero. <<
342 G4ThreeVector fieldValue = G4ThreeVector() <<
343 G4GlobalMagFieldMessenger* msg = new G4Glo <<
344 // msg->SetVerboseLevel(1); <<
345 G4AutoDelete::Register(msg); <<
346 fFieldMessenger.Put(msg); <<
347 } <<
348 } 250 }
349 251
350 //....oooOO0OOooo........oooOO0OOooo........oo 252 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
351 253