[807] | 1 | // |
---|
| 2 | // ******************************************************************** |
---|
| 3 | // * License and Disclaimer * |
---|
| 4 | // * * |
---|
| 5 | // * The Geant4 software is copyright of the Copyright Holders of * |
---|
| 6 | // * the Geant4 Collaboration. It is provided under the terms and * |
---|
| 7 | // * conditions of the Geant4 Software License, included in the file * |
---|
| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
---|
| 9 | // * include a list of copyright holders. * |
---|
| 10 | // * * |
---|
| 11 | // * Neither the authors of this software system, nor their employing * |
---|
| 12 | // * institutes,nor the agencies providing financial support for this * |
---|
| 13 | // * work make any representation or warranty, express or implied, * |
---|
| 14 | // * regarding this software system or assume any liability for its * |
---|
| 15 | // * use. Please see the license in the file LICENSE and URL above * |
---|
| 16 | // * for the full disclaimer and the limitation of liability. * |
---|
| 17 | // * * |
---|
| 18 | // * This code implementation is the result of the scientific and * |
---|
| 19 | // * technical work of the GEANT4 collaboration. * |
---|
| 20 | // * By using, copying, modifying or distributing the software (or * |
---|
| 21 | // * any work based on the software) you agree to acknowledge its * |
---|
| 22 | // * use in resulting scientific publications, and indicate your * |
---|
| 23 | // * acceptance of all terms of the Geant4 Software license. * |
---|
| 24 | // ******************************************************************** |
---|
| 25 | // |
---|
| 26 | // |
---|
| 27 | // $Id: B01DetectorConstruction.cc,v 1.20 2007/06/22 13:15:29 ahoward Exp $ |
---|
| 28 | // GEANT4 tag $Name: $ |
---|
| 29 | // |
---|
| 30 | |
---|
| 31 | #include "G4Types.hh" |
---|
| 32 | #include <sstream> |
---|
| 33 | #include <set> |
---|
| 34 | #include "globals.hh" |
---|
| 35 | |
---|
| 36 | #include "B01DetectorConstruction.hh" |
---|
| 37 | |
---|
| 38 | #include "G4Material.hh" |
---|
| 39 | #include "G4Box.hh" |
---|
| 40 | #include "G4Tubs.hh" |
---|
| 41 | #include "G4LogicalVolume.hh" |
---|
| 42 | #include "G4ThreeVector.hh" |
---|
| 43 | #include "G4PVPlacement.hh" |
---|
| 44 | #include "G4VisAttributes.hh" |
---|
| 45 | #include "G4Colour.hh" |
---|
| 46 | |
---|
| 47 | // For Primitive Scorers |
---|
| 48 | #include "G4SDManager.hh" |
---|
| 49 | #include "G4MultiFunctionalDetector.hh" |
---|
| 50 | #include "G4SDParticleFilter.hh" |
---|
| 51 | #include "G4PSNofCollision.hh" |
---|
| 52 | #include "G4PSPopulation.hh" |
---|
| 53 | #include "G4PSTrackCounter.hh" |
---|
| 54 | #include "G4PSTrackLength.hh" |
---|
| 55 | |
---|
| 56 | // for importance biasing |
---|
| 57 | #include "G4IStore.hh" |
---|
| 58 | |
---|
| 59 | // for weight window technique |
---|
| 60 | #include "G4WeightWindowStore.hh" |
---|
| 61 | |
---|
| 62 | B01DetectorConstruction::B01DetectorConstruction() : |
---|
| 63 | fPhysicalVolumeVector(),fLogicalVolumeVector() |
---|
| 64 | {;} |
---|
| 65 | |
---|
| 66 | B01DetectorConstruction::~B01DetectorConstruction() |
---|
| 67 | {;} |
---|
| 68 | |
---|
| 69 | G4VPhysicalVolume* B01DetectorConstruction::Construct() |
---|
| 70 | { |
---|
| 71 | G4double pos_x; |
---|
| 72 | G4double pos_y; |
---|
| 73 | G4double pos_z; |
---|
| 74 | |
---|
| 75 | G4double density, pressure, temperature; |
---|
| 76 | G4double A; |
---|
| 77 | G4int Z; |
---|
| 78 | |
---|
| 79 | G4String name, symbol; |
---|
| 80 | G4double z; |
---|
| 81 | G4double fractionmass; |
---|
| 82 | |
---|
| 83 | A = 1.01*g/mole; |
---|
| 84 | G4Element* elH = new G4Element(name="Hydrogen",symbol="H" , Z= 1, A); |
---|
| 85 | |
---|
| 86 | A = 12.01*g/mole; |
---|
| 87 | G4Element* elC = new G4Element(name="Carbon" ,symbol="C" , Z = 6, A); |
---|
| 88 | |
---|
| 89 | A = 16.00*g/mole; |
---|
| 90 | G4Element* elO = new G4Element(name="Oxygen" ,symbol="O" , Z= 8, A); |
---|
| 91 | |
---|
| 92 | A = 22.99*g/mole; |
---|
| 93 | G4Element* elNa = new G4Element(name="Natrium" ,symbol="Na" , Z=11 , A); |
---|
| 94 | |
---|
| 95 | A = 200.59*g/mole; |
---|
| 96 | G4Element* elHg = new G4Element(name="Hg" ,symbol="Hg" , Z=80, A); |
---|
| 97 | |
---|
| 98 | A = 26.98*g/mole; |
---|
| 99 | G4Element* elAl = new G4Element(name="Aluminium" ,symbol="Al" , Z=13, A); |
---|
| 100 | |
---|
| 101 | A = 28.09*g/mole; |
---|
| 102 | G4Element* elSi = new G4Element(name="Silicon", symbol="Si", Z=14, A); |
---|
| 103 | |
---|
| 104 | A = 39.1*g/mole; |
---|
| 105 | G4Element* elK = new G4Element(name="K" ,symbol="K" , Z=19 , A); |
---|
| 106 | |
---|
| 107 | A = 69.72*g/mole; |
---|
| 108 | G4Element* elCa = new G4Element(name="Calzium" ,symbol="Ca" , Z=31 , A); |
---|
| 109 | |
---|
| 110 | A = 55.85*g/mole; |
---|
| 111 | G4Element* elFe = new G4Element(name="Iron" ,symbol="Fe", Z=26, A); |
---|
| 112 | |
---|
| 113 | density = universe_mean_density; //from PhysicalConstants.h |
---|
| 114 | pressure = 3.e-18*pascal; |
---|
| 115 | temperature = 2.73*kelvin; |
---|
| 116 | G4Material *Galactic = |
---|
| 117 | new G4Material(name="Galactic", z=1., A=1.01*g/mole, density, |
---|
| 118 | kStateGas,temperature,pressure); |
---|
| 119 | |
---|
| 120 | density = 2.03*g/cm3; |
---|
| 121 | G4Material* Concrete = new G4Material("Concrete", density, 10); |
---|
| 122 | Concrete->AddElement(elH , fractionmass= 0.01); |
---|
| 123 | Concrete->AddElement(elO , fractionmass= 0.529); |
---|
| 124 | Concrete->AddElement(elNa , fractionmass= 0.016); |
---|
| 125 | Concrete->AddElement(elHg , fractionmass= 0.002); |
---|
| 126 | Concrete->AddElement(elAl , fractionmass= 0.034); |
---|
| 127 | Concrete->AddElement(elSi , fractionmass= 0.337); |
---|
| 128 | Concrete->AddElement(elK , fractionmass= 0.013); |
---|
| 129 | Concrete->AddElement(elCa , fractionmass= 0.044); |
---|
| 130 | Concrete->AddElement(elFe , fractionmass= 0.014); |
---|
| 131 | Concrete->AddElement(elC , fractionmass= 0.001); |
---|
| 132 | |
---|
| 133 | ///////////////////////////// |
---|
| 134 | // world cylinder volume |
---|
| 135 | //////////////////////////// |
---|
| 136 | |
---|
| 137 | // world solid |
---|
| 138 | |
---|
| 139 | G4double innerRadiusCylinder = 0*cm; |
---|
| 140 | G4double outerRadiusCylinder = 100*cm; |
---|
| 141 | G4double hightCylinder = 100*cm; |
---|
| 142 | G4double startAngleCylinder = 0*deg; |
---|
| 143 | G4double spanningAngleCylinder = 360*deg; |
---|
| 144 | |
---|
| 145 | G4Tubs *worldCylinder = new G4Tubs("worldCylinder", |
---|
| 146 | innerRadiusCylinder, |
---|
| 147 | outerRadiusCylinder, |
---|
| 148 | hightCylinder, |
---|
| 149 | startAngleCylinder, |
---|
| 150 | spanningAngleCylinder); |
---|
| 151 | |
---|
| 152 | // logical world |
---|
| 153 | |
---|
| 154 | G4LogicalVolume *worldCylinder_log = |
---|
| 155 | new G4LogicalVolume(worldCylinder, Galactic, "worldCylinder_log"); |
---|
| 156 | fLogicalVolumeVector.push_back(worldCylinder_log); |
---|
| 157 | |
---|
| 158 | name = "shieldWorld"; |
---|
| 159 | pWorldVolume = new |
---|
| 160 | G4PVPlacement(0, G4ThreeVector(0,0,0), worldCylinder_log, |
---|
| 161 | name, 0, false, 0); |
---|
| 162 | |
---|
| 163 | |
---|
| 164 | fPhysicalVolumeVector.push_back(pWorldVolume); |
---|
| 165 | |
---|
| 166 | // creating 18 slabs of 10 cm thick concrete |
---|
| 167 | |
---|
| 168 | G4double innerRadiusShield = 0*cm; |
---|
| 169 | G4double outerRadiusShield = 100*cm; |
---|
| 170 | G4double hightShield = 5*cm; |
---|
| 171 | G4double startAngleShield = 0*deg; |
---|
| 172 | G4double spanningAngleShield = 360*deg; |
---|
| 173 | |
---|
| 174 | G4Tubs *aShield = new G4Tubs("aShield", |
---|
| 175 | innerRadiusShield, |
---|
| 176 | outerRadiusShield, |
---|
| 177 | hightShield, |
---|
| 178 | startAngleShield, |
---|
| 179 | spanningAngleShield); |
---|
| 180 | |
---|
| 181 | // logical shield |
---|
| 182 | |
---|
| 183 | G4LogicalVolume *aShield_log = |
---|
| 184 | new G4LogicalVolume(aShield, Concrete, "aShield_log"); |
---|
| 185 | fLogicalVolumeVector.push_back(aShield_log); |
---|
| 186 | |
---|
| 187 | G4VisAttributes* pShieldVis = new G4VisAttributes(G4Colour(0.0,0.0,1.0)); |
---|
| 188 | pShieldVis->SetForceSolid(true); |
---|
| 189 | aShield_log->SetVisAttributes(pShieldVis); |
---|
| 190 | |
---|
| 191 | // physical shields |
---|
| 192 | |
---|
| 193 | G4int i; |
---|
| 194 | G4double startz = -85*cm; |
---|
| 195 | for (i=1; i<=18; i++) |
---|
| 196 | { |
---|
| 197 | name = GetCellName(i); |
---|
| 198 | G4double pos_x = 0*cm; |
---|
| 199 | G4double pos_y = 0*cm; |
---|
| 200 | G4double pos_z = startz + (i-1) * (2*hightShield); |
---|
| 201 | G4VPhysicalVolume *pvol = |
---|
| 202 | new G4PVPlacement(0, |
---|
| 203 | G4ThreeVector(pos_x, pos_y, pos_z), |
---|
| 204 | aShield_log, |
---|
| 205 | name, |
---|
| 206 | worldCylinder_log, |
---|
| 207 | false, |
---|
| 208 | i); |
---|
| 209 | fPhysicalVolumeVector.push_back(pvol); |
---|
| 210 | } |
---|
| 211 | |
---|
| 212 | // filling the rest of the world volume behind the concrete with |
---|
| 213 | // another slab which should get the same importance value |
---|
| 214 | // or lower weight bound as the last slab |
---|
| 215 | // |
---|
| 216 | innerRadiusShield = 0*cm; |
---|
| 217 | outerRadiusShield = 100*cm; |
---|
| 218 | hightShield = 5*cm; |
---|
| 219 | startAngleShield = 0*deg; |
---|
| 220 | spanningAngleShield = 360*deg; |
---|
| 221 | |
---|
| 222 | G4Tubs *aRest = new G4Tubs("Rest", |
---|
| 223 | innerRadiusShield, |
---|
| 224 | outerRadiusShield, |
---|
| 225 | hightShield, |
---|
| 226 | startAngleShield, |
---|
| 227 | spanningAngleShield); |
---|
| 228 | |
---|
| 229 | G4LogicalVolume *aRest_log = |
---|
| 230 | new G4LogicalVolume(aRest, Galactic, "aRest_log"); |
---|
| 231 | fLogicalVolumeVector.push_back(aRest_log); |
---|
| 232 | name = "rest"; |
---|
| 233 | |
---|
| 234 | pos_x = 0*cm; |
---|
| 235 | pos_y = 0*cm; |
---|
| 236 | pos_z = 95*cm; |
---|
| 237 | G4VPhysicalVolume *pvol_rest = |
---|
| 238 | new G4PVPlacement(0, |
---|
| 239 | G4ThreeVector(pos_x, pos_y, pos_z), |
---|
| 240 | aRest_log, |
---|
| 241 | name, |
---|
| 242 | worldCylinder_log, |
---|
| 243 | false, |
---|
| 244 | 19); // i=19 |
---|
| 245 | |
---|
| 246 | fPhysicalVolumeVector.push_back(pvol_rest); |
---|
| 247 | |
---|
| 248 | SetSensitive(); |
---|
| 249 | return pWorldVolume; |
---|
| 250 | } |
---|
| 251 | |
---|
| 252 | |
---|
| 253 | G4VIStore *B01DetectorConstruction::CreateImportanceStore() |
---|
| 254 | { |
---|
| 255 | if (!fPhysicalVolumeVector.size()) |
---|
| 256 | { |
---|
| 257 | G4Exception("B01-DetectorConstruction: no physical volumes created yet!"); |
---|
| 258 | } |
---|
| 259 | |
---|
| 260 | pWorldVolume = fPhysicalVolumeVector[0]; |
---|
| 261 | |
---|
| 262 | // creating and filling the importance store |
---|
| 263 | |
---|
| 264 | G4IStore *istore = new G4IStore(*pWorldVolume); |
---|
| 265 | |
---|
| 266 | G4int n = 0; |
---|
| 267 | G4double imp =1; |
---|
| 268 | istore->AddImportanceGeometryCell(1, *pWorldVolume); |
---|
| 269 | for (std::vector<G4VPhysicalVolume *>::iterator |
---|
| 270 | it = fPhysicalVolumeVector.begin(); |
---|
| 271 | it != fPhysicalVolumeVector.end() - 1; it++) |
---|
| 272 | { |
---|
| 273 | if (*it != pWorldVolume) |
---|
| 274 | { |
---|
| 275 | imp = std::pow(2., n++); |
---|
| 276 | G4cout << "Going to assign importance: " << imp << ", to volume: " |
---|
| 277 | << (*it)->GetName() << G4endl; |
---|
| 278 | istore->AddImportanceGeometryCell(imp, *(*it),n); |
---|
| 279 | } |
---|
| 280 | } |
---|
| 281 | |
---|
| 282 | // the remaining part pf the geometry (rest) gets the same |
---|
| 283 | // importance as the last conrete cell |
---|
| 284 | // |
---|
| 285 | istore->AddImportanceGeometryCell(imp, |
---|
| 286 | *(fPhysicalVolumeVector[fPhysicalVolumeVector.size()-1]),++n); |
---|
| 287 | |
---|
| 288 | return istore; |
---|
| 289 | } |
---|
| 290 | |
---|
| 291 | G4VWeightWindowStore *B01DetectorConstruction::CreateWeightWindowStore() |
---|
| 292 | { |
---|
| 293 | if (!fPhysicalVolumeVector.size()) |
---|
| 294 | { |
---|
| 295 | G4Exception("B01-CreateWeightWindowStore: no physical volumes created yet!"); |
---|
| 296 | } |
---|
| 297 | |
---|
| 298 | pWorldVolume = fPhysicalVolumeVector[0]; |
---|
| 299 | |
---|
| 300 | // creating and filling the weight window store |
---|
| 301 | |
---|
| 302 | G4WeightWindowStore *wwstore = new G4WeightWindowStore(*pWorldVolume); |
---|
| 303 | |
---|
| 304 | // create one energy region covering the energies of the problem |
---|
| 305 | // |
---|
| 306 | std::set<G4double, std::less<G4double> > enBounds; |
---|
| 307 | enBounds.insert(1 * GeV); |
---|
| 308 | wwstore->SetGeneralUpperEnergyBounds(enBounds); |
---|
| 309 | |
---|
| 310 | G4int n = 0; |
---|
| 311 | G4double lowerWeight =1; |
---|
| 312 | std::vector<G4double> lowerWeights; |
---|
| 313 | |
---|
| 314 | lowerWeights.push_back(1); |
---|
| 315 | G4GeometryCell gWorldCell(*pWorldVolume,0); |
---|
| 316 | wwstore->AddLowerWeights(gWorldCell, lowerWeights); |
---|
| 317 | |
---|
| 318 | for (std::vector<G4VPhysicalVolume *>::iterator |
---|
| 319 | it = fPhysicalVolumeVector.begin(); |
---|
| 320 | it != fPhysicalVolumeVector.end() - 1; it++) |
---|
| 321 | { |
---|
| 322 | if (*it != pWorldVolume) |
---|
| 323 | { |
---|
| 324 | lowerWeight = 1./std::pow(2., n++); |
---|
| 325 | G4cout << "Going to assign lower weight: " << lowerWeight |
---|
| 326 | << ", to volume: " |
---|
| 327 | << (*it)->GetName() << G4endl; |
---|
| 328 | G4GeometryCell gCell(*(*it),n); |
---|
| 329 | lowerWeights.clear(); |
---|
| 330 | lowerWeights.push_back(lowerWeight); |
---|
| 331 | wwstore->AddLowerWeights(gCell, lowerWeights); |
---|
| 332 | } |
---|
| 333 | } |
---|
| 334 | |
---|
| 335 | // the remaining part pf the geometry (rest) gets the same |
---|
| 336 | // lower weight bound as the last conrete cell |
---|
| 337 | // |
---|
| 338 | G4GeometryCell |
---|
| 339 | gRestCell(*(fPhysicalVolumeVector[fPhysicalVolumeVector.size()-1]), ++n); |
---|
| 340 | wwstore->AddLowerWeights(gRestCell, lowerWeights); |
---|
| 341 | |
---|
| 342 | return wwstore; |
---|
| 343 | } |
---|
| 344 | |
---|
| 345 | G4String B01DetectorConstruction::GetCellName(G4int i) |
---|
| 346 | { |
---|
| 347 | std::ostringstream os; |
---|
| 348 | os << "cell_"; |
---|
| 349 | if (i<10) |
---|
| 350 | { |
---|
| 351 | os << "0"; |
---|
| 352 | } |
---|
| 353 | os << i ; |
---|
| 354 | G4String name = os.str(); |
---|
| 355 | return name; |
---|
| 356 | } |
---|
| 357 | |
---|
| 358 | G4VPhysicalVolume *B01DetectorConstruction::GetWorldVolume() { |
---|
| 359 | return pWorldVolume; |
---|
| 360 | } |
---|
| 361 | |
---|
| 362 | void B01DetectorConstruction::SetSensitive(){ |
---|
| 363 | |
---|
| 364 | // ------------------------------------------------- |
---|
| 365 | // The collection names of defined Primitives are |
---|
| 366 | // 0 ConcreteSD/Collisions |
---|
| 367 | // 1 ConcreteSD/CollWeight |
---|
| 368 | // 2 ConcreteSD/Population |
---|
| 369 | // 3 ConcreteSD/TrackEnter |
---|
| 370 | // 4 ConcreteSD/SL |
---|
| 371 | // 5 ConcreteSD/SLW |
---|
| 372 | // 6 ConcreteSD/SLWE |
---|
| 373 | // 7 ConcreteSD/SLW_V |
---|
| 374 | // 8 ConcreteSD/SLWE_V |
---|
| 375 | // ------------------------------------------------- |
---|
| 376 | |
---|
| 377 | |
---|
| 378 | //================================================ |
---|
| 379 | // Sensitive detectors : MultiFunctionalDetector |
---|
| 380 | //================================================ |
---|
| 381 | // |
---|
| 382 | // Sensitive Detector Manager. |
---|
| 383 | G4SDManager* SDman = G4SDManager::GetSDMpointer(); |
---|
| 384 | // |
---|
| 385 | // Sensitive Detector Name |
---|
| 386 | G4String concreteSDname = "ConcreteSD"; |
---|
| 387 | |
---|
| 388 | //------------------------ |
---|
| 389 | // MultiFunctionalDetector |
---|
| 390 | //------------------------ |
---|
| 391 | // |
---|
| 392 | // Define MultiFunctionalDetector with name. |
---|
| 393 | G4MultiFunctionalDetector* MFDet = new G4MultiFunctionalDetector(concreteSDname); |
---|
| 394 | SDman->AddNewDetector( MFDet ); // Register SD to SDManager |
---|
| 395 | |
---|
| 396 | |
---|
| 397 | G4String fltName,particleName; |
---|
| 398 | G4SDParticleFilter* neutronFilter = |
---|
| 399 | new G4SDParticleFilter(fltName="neutronFilter", particleName="neutron"); |
---|
| 400 | |
---|
| 401 | MFDet->SetFilter(neutronFilter); |
---|
| 402 | |
---|
| 403 | |
---|
| 404 | for (std::vector<G4LogicalVolume *>::iterator it = fLogicalVolumeVector.begin(); |
---|
| 405 | it != fLogicalVolumeVector.end(); it++){ |
---|
| 406 | (*it)->SetSensitiveDetector(MFDet); |
---|
| 407 | } |
---|
| 408 | |
---|
| 409 | G4String psName; |
---|
| 410 | G4PSNofCollision* scorer0 = new G4PSNofCollision(psName="Collisions"); |
---|
| 411 | MFDet->RegisterPrimitive(scorer0); |
---|
| 412 | |
---|
| 413 | |
---|
| 414 | G4PSNofCollision* scorer1 = new G4PSNofCollision(psName="CollWeight"); |
---|
| 415 | scorer1->Weighted(true); |
---|
| 416 | MFDet->RegisterPrimitive(scorer1); |
---|
| 417 | |
---|
| 418 | |
---|
| 419 | G4PSPopulation* scorer2 = new G4PSPopulation(psName="Population"); |
---|
| 420 | MFDet->RegisterPrimitive(scorer2); |
---|
| 421 | |
---|
| 422 | G4PSTrackCounter* scorer3 = new G4PSTrackCounter(psName="TrackEnter",fCurrent_In); |
---|
| 423 | MFDet->RegisterPrimitive(scorer3); |
---|
| 424 | |
---|
| 425 | G4PSTrackLength* scorer4 = new G4PSTrackLength(psName="SL"); |
---|
| 426 | MFDet->RegisterPrimitive(scorer4); |
---|
| 427 | |
---|
| 428 | G4PSTrackLength* scorer5 = new G4PSTrackLength(psName="SLW"); |
---|
| 429 | scorer5->Weighted(true); |
---|
| 430 | MFDet->RegisterPrimitive(scorer5); |
---|
| 431 | |
---|
| 432 | G4PSTrackLength* scorer6 = new G4PSTrackLength(psName="SLWE"); |
---|
| 433 | scorer6->Weighted(true); |
---|
| 434 | scorer6->MultiplyKineticEnergy(true); |
---|
| 435 | MFDet->RegisterPrimitive(scorer6); |
---|
| 436 | |
---|
| 437 | G4PSTrackLength* scorer7 = new G4PSTrackLength(psName="SLW_V"); |
---|
| 438 | scorer7->Weighted(true); |
---|
| 439 | scorer7->DivideByVelocity(true); |
---|
| 440 | MFDet->RegisterPrimitive(scorer7); |
---|
| 441 | |
---|
| 442 | G4PSTrackLength* scorer8 = new G4PSTrackLength(psName="SLWE_V"); |
---|
| 443 | scorer8->Weighted(true); |
---|
| 444 | scorer8->MultiplyKineticEnergy(true); |
---|
| 445 | scorer8->DivideByVelocity(true); |
---|
| 446 | MFDet->RegisterPrimitive(scorer8); |
---|
| 447 | |
---|
| 448 | } |
---|