| Geant4 Cross Reference |
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 /// \file biasing/B02/src/B02ImportanceDetectorConstruction.cc
27 /// \brief Implementation of the B02ImportanceDetectorConstruction class
28 //
29 //
30 //
31
32 #include "B02ImportanceDetectorConstruction.hh"
33
34 #include "G4LogicalVolume.hh"
35 #include "G4Material.hh"
36 #include "G4PVPlacement.hh"
37 #include "G4PhysicalConstants.hh"
38 #include "G4SystemOfUnits.hh"
39 #include "G4ThreeVector.hh"
40 #include "G4Tubs.hh"
41 #include "globals.hh"
42
43 #include <sstream>
44
45 // For Primitive Scorers
46 #include "G4MultiFunctionalDetector.hh"
47 #include "G4PSNofCollision.hh"
48 #include "G4PSPopulation.hh"
49 #include "G4PSTrackCounter.hh"
50 #include "G4PSTrackLength.hh"
51 #include "G4SDManager.hh"
52 #include "G4SDParticleFilter.hh"
53
54 // for importance biasing
55 #include "G4IStore.hh"
56
57 // for weight window technique
58 #include "G4WeightWindowStore.hh"
59
60 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
61
62 B02ImportanceDetectorConstruction::B02ImportanceDetectorConstruction(G4String worldName)
63 : G4VUserParallelWorld(worldName), fLogicalVolumeVector()
64 {
65 // Construct();
66 }
67
68 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
69
70 B02ImportanceDetectorConstruction::~B02ImportanceDetectorConstruction()
71 {
72 fLogicalVolumeVector.clear();
73 }
74
75 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
76
77 void B02ImportanceDetectorConstruction::Construct()
78 {
79 G4cout << " constructing parallel world " << G4endl;
80
81 G4Material* dummyMat = 0;
82
83 // GetWorld methods create a clone of the mass world to the parallel world (!)
84 // via the transportation manager
85 fGhostWorld = GetWorld();
86 G4cout << " B02ImportanceDetectorConstruction:: ghostWorldName = " << fGhostWorld->GetName()
87 << G4endl;
88 G4LogicalVolume* worldLogical = fGhostWorld->GetLogicalVolume();
89 fLogicalVolumeVector.push_back(worldLogical);
90
91 // fPVolumeStore.AddPVolume(G4GeometryCell(*pWorldVolume, 0));
92 fPVolumeStore.AddPVolume(G4GeometryCell(*fGhostWorld, 0));
93
94 // creating 18 slobs of 10 cm thicknes
95
96 G4double innerRadiusShield = 0 * cm;
97 G4double outerRadiusShield = 100 * cm;
98 G4double heightShield = 5 * cm;
99 G4double startAngleShield = 0 * deg;
100 G4double spanningAngleShield = 360 * deg;
101
102 G4Tubs* aShield = new G4Tubs("aShield", innerRadiusShield, outerRadiusShield, heightShield,
103 startAngleShield, spanningAngleShield);
104
105 // logical parallel cells
106
107 G4LogicalVolume* aShield_log_imp = new G4LogicalVolume(aShield, dummyMat, "aShield_log_imp");
108 fLogicalVolumeVector.push_back(aShield_log_imp);
109
110 // physical parallel cells
111 G4String name = "none";
112 G4int i = 1;
113 G4double startz = -85 * cm;
114 // for (i=1; i<=18; ++i) {
115 for (i = 1; i <= 18; i++) {
116 name = GetCellName(i);
117
118 G4double pos_x = 0 * cm;
119 G4double pos_y = 0 * cm;
120 G4double pos_z = startz + (i - 1) * (2 * heightShield);
121 G4VPhysicalVolume* pvol = new G4PVPlacement(0, G4ThreeVector(pos_x, pos_y, pos_z),
122 aShield_log_imp, name, worldLogical, false, i);
123 // 0);
124 G4GeometryCell cell(*pvol, i);
125 // G4GeometryCell cell(*pvol, 0);
126 fPVolumeStore.AddPVolume(cell);
127 }
128
129 // filling the rest of the world volumr behind the concrete with
130 // another slob which should get the same importance value as the
131 // last slob
132 innerRadiusShield = 0 * cm;
133 // outerRadiusShield = 110*cm; exceeds world volume!!!!
134 outerRadiusShield = 100 * cm;
135 // heightShield = 10*cm;
136 heightShield = 5 * cm;
137 startAngleShield = 0 * deg;
138 spanningAngleShield = 360 * deg;
139
140 G4Tubs* aRest = new G4Tubs("Rest", innerRadiusShield, outerRadiusShield, heightShield,
141 startAngleShield, spanningAngleShield);
142
143 G4LogicalVolume* aRest_log = new G4LogicalVolume(aRest, dummyMat, "aRest_log");
144
145 fLogicalVolumeVector.push_back(aRest_log);
146
147 name = GetCellName(19);
148
149 G4double pos_x = 0 * cm;
150 G4double pos_y = 0 * cm;
151 // G4double pos_z = 100*cm;
152 G4double pos_z = 95 * cm;
153 G4VPhysicalVolume* pvol = new G4PVPlacement(0, G4ThreeVector(pos_x, pos_y, pos_z), aRest_log,
154 name, worldLogical, false, 19);
155 // 0);
156 G4GeometryCell cell(*pvol, 19);
157 // G4GeometryCell cell(*pvol, 0);
158 fPVolumeStore.AddPVolume(cell);
159
160 SetSensitive();
161 }
162
163 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
164
165 const G4VPhysicalVolume&
166 B02ImportanceDetectorConstruction::GetPhysicalVolumeByName(const G4String& name) const
167 {
168 return *fPVolumeStore.GetPVolume(name);
169 }
170
171 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
172
173 G4String B02ImportanceDetectorConstruction::ListPhysNamesAsG4String()
174 {
175 G4String names(fPVolumeStore.GetPNames());
176 return names;
177 }
178
179 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
180
181 G4String B02ImportanceDetectorConstruction::GetCellName(G4int i)
182 {
183 std::ostringstream os;
184 os << "cell_";
185 if (i < 10) {
186 os << "0";
187 }
188 os << i;
189 G4String name = os.str();
190 return name;
191 }
192
193 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
194
195 G4GeometryCell B02ImportanceDetectorConstruction::GetGeometryCell(G4int i)
196 {
197 G4String name(GetCellName(i));
198 const G4VPhysicalVolume* p = 0;
199 p = fPVolumeStore.GetPVolume(name);
200 if (p) {
201 return G4GeometryCell(*p, 0);
202 }
203 else {
204 G4cout << "B02ImportanceDetectorConstruction::GetGeometryCell: " << G4endl
205 << " couldn't get G4GeometryCell" << G4endl;
206 return G4GeometryCell(*fGhostWorld, -2);
207 }
208 }
209
210 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
211
212 G4VPhysicalVolume& B02ImportanceDetectorConstruction::GetWorldVolumeAddress() const
213 {
214 return *fGhostWorld;
215 }
216
217 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
218
219 G4VPhysicalVolume* B02ImportanceDetectorConstruction::GetWorldVolume()
220 {
221 return fGhostWorld;
222 }
223
224 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
225
226 void B02ImportanceDetectorConstruction::SetSensitive()
227 {
228 // -------------------------------------------------
229 // The collection names of defined Primitives are
230 // 0 ConcreteSD/Collisions
231 // 1 ConcreteSD/CollWeight
232 // 2 ConcreteSD/Population
233 // 3 ConcreteSD/TrackEnter
234 // 4 ConcreteSD/SL
235 // 5 ConcreteSD/SLW
236 // 6 ConcreteSD/SLWE
237 // 7 ConcreteSD/SLW_V
238 // 8 ConcreteSD/SLWE_V
239 // -------------------------------------------------
240
241 // moved to ConstructSD() for MT compliance
242 }
243
244 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
245 void B02ImportanceDetectorConstruction::ConstructSD()
246 {
247 G4SDManager* SDman = G4SDManager::GetSDMpointer();
248 //
249 // Sensitive Detector Name
250 G4String concreteSDname = "ConcreteSD";
251
252 //------------------------
253 // MultiFunctionalDetector
254 //------------------------
255 //
256 // Define MultiFunctionalDetector with name.
257 G4MultiFunctionalDetector* MFDet = new G4MultiFunctionalDetector(concreteSDname);
258 SDman->AddNewDetector(MFDet); // Register SD to SDManager
259
260 G4String fltName, particleName;
261 G4SDParticleFilter* neutronFilter =
262 new G4SDParticleFilter(fltName = "neutronFilter", particleName = "neutron");
263
264 MFDet->SetFilter(neutronFilter);
265
266 for (std::vector<G4LogicalVolume*>::iterator it = fLogicalVolumeVector.begin();
267 it != fLogicalVolumeVector.end(); it++)
268 {
269 // (*it)->SetSensitiveDetector(MFDet);
270 SetSensitiveDetector((*it)->GetName(), MFDet);
271 }
272
273 G4String psName;
274 G4PSNofCollision* scorer0 = new G4PSNofCollision(psName = "Collisions");
275 MFDet->RegisterPrimitive(scorer0);
276
277 G4PSNofCollision* scorer1 = new G4PSNofCollision(psName = "CollWeight");
278 scorer1->Weighted(true);
279 MFDet->RegisterPrimitive(scorer1);
280
281 G4PSPopulation* scorer2 = new G4PSPopulation(psName = "Population");
282 MFDet->RegisterPrimitive(scorer2);
283
284 G4PSTrackCounter* scorer3 = new G4PSTrackCounter(psName = "TrackEnter", fCurrent_In);
285 MFDet->RegisterPrimitive(scorer3);
286
287 G4PSTrackLength* scorer4 = new G4PSTrackLength(psName = "SL");
288 MFDet->RegisterPrimitive(scorer4);
289
290 G4PSTrackLength* scorer5 = new G4PSTrackLength(psName = "SLW");
291 scorer5->Weighted(true);
292 MFDet->RegisterPrimitive(scorer5);
293
294 G4PSTrackLength* scorer6 = new G4PSTrackLength(psName = "SLWE");
295 scorer6->Weighted(true);
296 scorer6->MultiplyKineticEnergy(true);
297 MFDet->RegisterPrimitive(scorer6);
298
299 G4PSTrackLength* scorer7 = new G4PSTrackLength(psName = "SLW_V");
300 scorer7->Weighted(true);
301 scorer7->DivideByVelocity(true);
302 MFDet->RegisterPrimitive(scorer7);
303
304 G4PSTrackLength* scorer8 = new G4PSTrackLength(psName = "SLWE_V");
305 scorer8->Weighted(true);
306 scorer8->MultiplyKineticEnergy(true);
307 scorer8->DivideByVelocity(true);
308 MFDet->RegisterPrimitive(scorer8);
309 }
310
311 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
312 G4VIStore* B02ImportanceDetectorConstruction::CreateImportanceStore()
313 {
314 G4cout << " B02ImportanceDetectorConstruction:: Creating Importance Store " << G4endl;
315 if (!fPVolumeStore.Size()) {
316 G4Exception("B02ImportanceDetectorConstruction::CreateImportanceStore", "exampleB02_0001",
317 RunMustBeAborted, "no physical volumes created yet!");
318 }
319
320 // creating and filling the importance store
321
322 // G4IStore *istore = new G4IStore(*fWorldVolume);
323
324 G4IStore* istore = G4IStore::GetInstance(GetName());
325
326 G4GeometryCell gWorldVolumeCell(GetWorldVolumeAddress(), 0);
327
328 G4double imp = 1;
329
330 istore->AddImportanceGeometryCell(1, gWorldVolumeCell);
331
332 // set importance values and create scorers
333 G4int cell(1);
334 for (cell = 1; cell <= 18; cell++) {
335 G4GeometryCell gCell = GetGeometryCell(cell);
336 G4cout << " adding cell: " << cell << " replica: " << gCell.GetReplicaNumber()
337 << " name: " << gCell.GetPhysicalVolume().GetName() << G4endl;
338 imp = std::pow(2.0, cell - 1);
339
340 G4cout << "Going to assign importance: " << imp
341 << ", to volume: " << gCell.GetPhysicalVolume().GetName() << G4endl;
342 // x aIstore.AddImportanceGeometryCell(imp, gCell);
343 istore->AddImportanceGeometryCell(imp, gCell.GetPhysicalVolume(), cell);
344 }
345
346 // creating the geometry cell and add both to the store
347 // G4GeometryCell gCell = GetGeometryCell(18);
348
349 // create importance geometry cell pair for the "rest"cell
350 // with the same importance as the last concrete cell
351 G4GeometryCell gCell = GetGeometryCell(19);
352 // G4double imp = std::pow(2.0,18);
353 imp = std::pow(2.0, 17);
354 istore->AddImportanceGeometryCell(imp, gCell.GetPhysicalVolume(), 19);
355
356 return istore;
357 }
358
359 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
360
361 G4VWeightWindowStore* B02ImportanceDetectorConstruction::CreateWeightWindowStore()
362 {
363 G4cout << " B02ImportanceDetectorConstruction:: Creating Importance Store " << G4endl;
364 if (!fPVolumeStore.Size()) {
365 G4Exception("B02ImportanceDetectorConstruction::CreateWeightWindowStore", "exampleB02_0002",
366 RunMustBeAborted, "no physical volumes created yet!");
367 }
368
369 // creating and filling the importance store
370
371 // G4IStore *istore = new G4IStore(*fWorldVolume);
372
373 G4WeightWindowStore* wwstore = G4WeightWindowStore::GetInstance(GetName());
374
375 // create one energy region covering the energies of the problem
376 //
377 std::set<G4double, std::less<G4double>> enBounds;
378 enBounds.insert(1 * GeV);
379 wwstore->SetGeneralUpperEnergyBounds(enBounds);
380
381 G4int n = 0;
382 G4double lowerWeight = 1;
383 std::vector<G4double> lowerWeights;
384
385 lowerWeights.push_back(1);
386 G4GeometryCell gWorldCell(GetWorldVolumeAddress(), 0);
387 wwstore->AddLowerWeights(gWorldCell, lowerWeights);
388
389 G4int cell(1);
390 for (cell = 1; cell <= 18; cell++) {
391 G4GeometryCell gCell = GetGeometryCell(cell);
392 G4cout << " adding cell: " << cell << " replica: " << gCell.GetReplicaNumber()
393 << " name: " << gCell.GetPhysicalVolume().GetName() << G4endl;
394
395 lowerWeight = 1. / std::pow(2., n++);
396 G4cout << "Going to assign lower weight: " << lowerWeight
397 << ", to volume: " << gCell.GetPhysicalVolume().GetName() << G4endl;
398 lowerWeights.clear();
399 lowerWeights.push_back(lowerWeight);
400 wwstore->AddLowerWeights(gCell, lowerWeights);
401 }
402
403 // the remaining part pf the geometry (rest) gets the same
404 // lower weight bound as the last conrete cell
405 //
406
407 // create importance geometry cell pair for the "rest"cell
408 // with the same importance as the last concrete cell
409 G4GeometryCell gCell = GetGeometryCell(19);
410 wwstore->AddLowerWeights(gCell, lowerWeights);
411
412 return wwstore;
413 }
414