| Geant4 Cross Reference |
1 // 1 //
2 // ******************************************* 2 // ********************************************************************
3 // * License and Disclaimer 3 // * License and Disclaimer *
4 // * 4 // * *
5 // * The Geant4 software is copyright of th 5 // * The Geant4 software is copyright of the Copyright Holders of *
6 // * the Geant4 Collaboration. It is provided 6 // * the Geant4 Collaboration. It is provided under the terms and *
7 // * conditions of the Geant4 Software License 7 // * conditions of the Geant4 Software License, included in the file *
8 // * LICENSE and available at http://cern.ch/ 8 // * LICENSE and available at http://cern.ch/geant4/license . These *
9 // * include a list of copyright holders. 9 // * include a list of copyright holders. *
10 // * 10 // * *
11 // * Neither the authors of this software syst 11 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing fin 12 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warran 13 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assum 14 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file 15 // * use. Please see the license in the file LICENSE and URL above *
16 // * for the full disclaimer and the limitatio 16 // * for the full disclaimer and the limitation of liability. *
17 // * 17 // * *
18 // * This code implementation is the result 18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. *
20 // * By using, copying, modifying or distri 20 // * By using, copying, modifying or distributing the software (or *
21 // * any work based on the software) you ag 21 // * any work based on the software) you agree to acknowledge its *
22 // * use in resulting scientific publicati 22 // * use in resulting scientific publications, and indicate your *
23 // * acceptance of all terms of the Geant4 Sof 23 // * acceptance of all terms of the Geant4 Software license. *
24 // ******************************************* 24 // ********************************************************************
25 // 25 //
26 // Implementation of the base class for solids << 26 //
>> 27 // $Id: G4BooleanSolid.cc 83572 2014-09-01 15:23:27Z gcosmo $
>> 28 //
>> 29 // Implementation for the abstract base class for solids created by boolean
27 // operations between other solids 30 // operations between other solids
28 // 31 //
29 // 1998.09.10 V.Grichine - created << 32 // History:
>> 33 //
>> 34 // 10.09.98 V.Grichine, created
>> 35 //
30 // ------------------------------------------- 36 // --------------------------------------------------------------------
31 37
32 #include "G4BooleanSolid.hh" 38 #include "G4BooleanSolid.hh"
33 #include "G4VSolid.hh" 39 #include "G4VSolid.hh"
34 #include "G4DisplacedSolid.hh" <<
35 #include "G4ReflectedSolid.hh" <<
36 #include "G4ScaledSolid.hh" <<
37 #include "G4Polyhedron.hh" 40 #include "G4Polyhedron.hh"
38 #include "HepPolyhedronProcessor.h" 41 #include "HepPolyhedronProcessor.h"
39 #include "G4QuickRand.hh" << 42 #include "Randomize.hh"
40 43
41 #include "G4AutoLock.hh" 44 #include "G4AutoLock.hh"
42 45
43 namespace 46 namespace
44 { 47 {
45 G4RecursiveMutex polyhedronMutex = G4MUTEX_I << 48 G4Mutex polyhedronMutex = G4MUTEX_INITIALIZER;
46 } 49 }
47 50
48 G4VBooleanProcessor* G4BooleanSolid::fExternal <<
49 <<
50 ////////////////////////////////////////////// 51 //////////////////////////////////////////////////////////////////
51 // 52 //
52 // Constructor 53 // Constructor
53 54
54 G4BooleanSolid::G4BooleanSolid( const G4String 55 G4BooleanSolid::G4BooleanSolid( const G4String& pName,
55 G4VSolid* pSol 56 G4VSolid* pSolidA ,
56 G4VSolid* pSol << 57 G4VSolid* pSolidB ) :
57 : G4VSolid(pName), fPtrSolidA(pSolidA), fPtr << 58 G4VSolid(pName), fAreaRatio(0.), fStatistics(1000000), fCubVolEpsilon(0.001),
>> 59 fAreaAccuracy(-1.), fCubicVolume(0.), fSurfaceArea(0.),
>> 60 fRebuildPolyhedron(false), fpPolyhedron(0), createdDisplacedSolid(false)
58 { 61 {
>> 62 fPtrSolidA = pSolidA ;
>> 63 fPtrSolidB = pSolidB ;
59 } 64 }
60 65
61 ////////////////////////////////////////////// 66 //////////////////////////////////////////////////////////////////
62 // 67 //
63 // Constructor 68 // Constructor
64 69
65 G4BooleanSolid::G4BooleanSolid( const G4String 70 G4BooleanSolid::G4BooleanSolid( const G4String& pName,
66 G4VSolid 71 G4VSolid* pSolidA ,
67 G4VSolid 72 G4VSolid* pSolidB ,
68 G4Rotati 73 G4RotationMatrix* rotMatrix,
69 const G4ThreeV << 74 const G4ThreeVector& transVector ) :
70 : G4VSolid(pName), createdDisplacedSolid(tru << 75 G4VSolid(pName), fAreaRatio(0.), fStatistics(1000000), fCubVolEpsilon(0.001),
>> 76 fAreaAccuracy(-1.), fCubicVolume(0.), fSurfaceArea(0.),
>> 77 fRebuildPolyhedron(false), fpPolyhedron(0), createdDisplacedSolid(true)
71 { 78 {
72 fPtrSolidA = pSolidA ; 79 fPtrSolidA = pSolidA ;
73 fPtrSolidB = new G4DisplacedSolid("placedB", 80 fPtrSolidB = new G4DisplacedSolid("placedB",pSolidB,rotMatrix,transVector) ;
74 } 81 }
75 82
76 ////////////////////////////////////////////// 83 //////////////////////////////////////////////////////////////////
77 // 84 //
78 // Constructor 85 // Constructor
79 86
80 G4BooleanSolid::G4BooleanSolid( const G4String 87 G4BooleanSolid::G4BooleanSolid( const G4String& pName,
81 G4VSolid 88 G4VSolid* pSolidA ,
82 G4VSolid 89 G4VSolid* pSolidB ,
83 const G4Transf << 90 const G4Transform3D& transform ) :
84 : G4VSolid(pName), createdDisplacedSolid(tru << 91 G4VSolid(pName), fAreaRatio(0.), fStatistics(1000000), fCubVolEpsilon(0.001),
>> 92 fAreaAccuracy(-1.), fCubicVolume(0.), fSurfaceArea(0.),
>> 93 fRebuildPolyhedron(false), fpPolyhedron(0), createdDisplacedSolid(true)
85 { 94 {
86 fPtrSolidA = pSolidA ; 95 fPtrSolidA = pSolidA ;
87 fPtrSolidB = new G4DisplacedSolid("placedB", 96 fPtrSolidB = new G4DisplacedSolid("placedB",pSolidB,transform) ;
88 } 97 }
89 98
90 ////////////////////////////////////////////// 99 ///////////////////////////////////////////////////////////////
91 // 100 //
92 // Fake default constructor - sets only member 101 // Fake default constructor - sets only member data and allocates memory
93 // for usage restri 102 // for usage restricted to object persistency.
94 103
95 G4BooleanSolid::G4BooleanSolid( __void__& a ) 104 G4BooleanSolid::G4BooleanSolid( __void__& a )
96 : G4VSolid(a) << 105 : G4VSolid(a), fPtrSolidA(0), fPtrSolidB(0), fAreaRatio(0.),
>> 106 fStatistics(1000000), fCubVolEpsilon(0.001),
>> 107 fAreaAccuracy(-1.), fCubicVolume(0.), fSurfaceArea(0.),
>> 108 fRebuildPolyhedron(false), fpPolyhedron(0), createdDisplacedSolid(false)
97 { 109 {
98 } 110 }
99 111
100 ////////////////////////////////////////////// 112 ///////////////////////////////////////////////////////////////
101 // 113 //
102 // Destructor deletes transformation contents 114 // Destructor deletes transformation contents of the created displaced solid
103 115
104 G4BooleanSolid::~G4BooleanSolid() 116 G4BooleanSolid::~G4BooleanSolid()
105 { 117 {
106 if(createdDisplacedSolid) 118 if(createdDisplacedSolid)
107 { 119 {
108 ((G4DisplacedSolid*)fPtrSolidB)->CleanTran 120 ((G4DisplacedSolid*)fPtrSolidB)->CleanTransformations();
109 } 121 }
110 delete fpPolyhedron; fpPolyhedron = nullptr; << 122 delete fpPolyhedron; fpPolyhedron = 0;
111 } 123 }
112 124
113 ////////////////////////////////////////////// 125 ///////////////////////////////////////////////////////////////
114 // 126 //
115 // Copy constructor 127 // Copy constructor
116 128
117 G4BooleanSolid::G4BooleanSolid(const G4Boolean 129 G4BooleanSolid::G4BooleanSolid(const G4BooleanSolid& rhs)
118 : G4VSolid (rhs), fPtrSolidA(rhs.fPtrSolidA) 130 : G4VSolid (rhs), fPtrSolidA(rhs.fPtrSolidA), fPtrSolidB(rhs.fPtrSolidB),
119 fCubicVolume(rhs.fCubicVolume), fSurfaceAr << 131 fAreaRatio(rhs.fAreaRatio),
120 fCubVolStatistics(rhs.fCubVolStatistics), << 132 fStatistics(rhs.fStatistics), fCubVolEpsilon(rhs.fCubVolEpsilon),
121 fAreaStatistics(rhs.fAreaStatistics), << 133 fAreaAccuracy(rhs.fAreaAccuracy), fCubicVolume(rhs.fCubicVolume),
122 fCubVolEpsilon(rhs.fCubVolEpsilon), << 134 fSurfaceArea(rhs.fSurfaceArea), fRebuildPolyhedron(false), fpPolyhedron(0),
123 fAreaAccuracy(rhs.fAreaAccuracy), <<
124 createdDisplacedSolid(rhs.createdDisplaced 135 createdDisplacedSolid(rhs.createdDisplacedSolid)
125 { 136 {
126 fPrimitives.resize(0); fPrimitivesSurfaceAre <<
127 } 137 }
128 138
129 ////////////////////////////////////////////// 139 ///////////////////////////////////////////////////////////////
130 // 140 //
131 // Assignment operator 141 // Assignment operator
132 142
133 G4BooleanSolid& G4BooleanSolid::operator = (co 143 G4BooleanSolid& G4BooleanSolid::operator = (const G4BooleanSolid& rhs)
134 { 144 {
135 // Check assignment to self 145 // Check assignment to self
136 // 146 //
137 if (this == &rhs) { return *this; } 147 if (this == &rhs) { return *this; }
138 148
139 // Copy base class data 149 // Copy base class data
140 // 150 //
141 G4VSolid::operator=(rhs); 151 G4VSolid::operator=(rhs);
142 152
143 // Copy data 153 // Copy data
144 // 154 //
145 fPtrSolidA= rhs.fPtrSolidA; fPtrSolidB= rhs. 155 fPtrSolidA= rhs.fPtrSolidA; fPtrSolidB= rhs.fPtrSolidB;
146 fCubicVolume= rhs.fCubicVolume; fSurfaceArea << 156 fAreaRatio= rhs.fAreaRatio;
147 fCubVolStatistics = rhs.fCubVolStatistics; f << 157 fStatistics= rhs.fStatistics; fCubVolEpsilon= rhs.fCubVolEpsilon;
148 fAreaStatistics = rhs.fAreaStatistics; fArea << 158 fAreaAccuracy= rhs.fAreaAccuracy; fCubicVolume= rhs.fCubicVolume;
>> 159 fSurfaceArea= rhs.fSurfaceArea; fpPolyhedron= 0;
149 createdDisplacedSolid= rhs.createdDisplacedS 160 createdDisplacedSolid= rhs.createdDisplacedSolid;
150 <<
151 fRebuildPolyhedron = false; 161 fRebuildPolyhedron = false;
152 delete fpPolyhedron; fpPolyhedron = nullptr; << 162 delete fpPolyhedron; fpPolyhedron = 0;
153 fPrimitives.resize(0); fPrimitivesSurfaceAre <<
154 163
155 return *this; 164 return *this;
156 } 165 }
157 166
158 ////////////////////////////////////////////// 167 ///////////////////////////////////////////////////////////////
159 // 168 //
160 // If solid is made up from a Boolean operatio << 169 // If Solid is made up from a Boolean operation of two solids,
161 // return the corresponding solid (for no=0 an << 170 // return the corresponding solid (for no=0 and 1)
162 // If the solid is not a "Boolean", return 0 171 // If the solid is not a "Boolean", return 0
163 172
164 const G4VSolid* G4BooleanSolid::GetConstituent 173 const G4VSolid* G4BooleanSolid::GetConstituentSolid(G4int no) const
165 { 174 {
166 const G4VSolid* subSolid = nullptr; << 175 const G4VSolid* subSolid=0;
167 if( no == 0 ) 176 if( no == 0 )
168 subSolid = fPtrSolidA; 177 subSolid = fPtrSolidA;
169 else if( no == 1 ) 178 else if( no == 1 )
170 subSolid = fPtrSolidB; 179 subSolid = fPtrSolidB;
171 else 180 else
172 { 181 {
173 DumpInfo(); 182 DumpInfo();
174 G4Exception("G4BooleanSolid::GetConstituen 183 G4Exception("G4BooleanSolid::GetConstituentSolid()",
175 "GeomSolids0002", FatalExcepti 184 "GeomSolids0002", FatalException, "Invalid solid index.");
176 } 185 }
>> 186
177 return subSolid; 187 return subSolid;
178 } 188 }
179 189
180 ////////////////////////////////////////////// 190 ///////////////////////////////////////////////////////////////
181 // 191 //
182 // If solid is made up from a Boolean operatio << 192 // If Solid is made up from a Boolean operation of two solids,
183 // return the corresponding solid (for no=0 an << 193 // return the corresponding solid (for no=0 and 1)
184 // If the solid is not a "Boolean", return 0 194 // If the solid is not a "Boolean", return 0
185 195
186 G4VSolid* G4BooleanSolid::GetConstituentSolid( 196 G4VSolid* G4BooleanSolid::GetConstituentSolid(G4int no)
187 { 197 {
188 G4VSolid* subSolid = nullptr; << 198 G4VSolid* subSolid=0;
189 if( no == 0 ) 199 if( no == 0 )
190 subSolid = fPtrSolidA; 200 subSolid = fPtrSolidA;
191 else if( no == 1 ) 201 else if( no == 1 )
192 subSolid = fPtrSolidB; 202 subSolid = fPtrSolidB;
193 else 203 else
194 { 204 {
195 DumpInfo(); 205 DumpInfo();
196 G4Exception("G4BooleanSolid::GetConstituen 206 G4Exception("G4BooleanSolid::GetConstituentSolid()",
197 "GeomSolids0002", FatalExcepti 207 "GeomSolids0002", FatalException, "Invalid solid index.");
198 } 208 }
>> 209
199 return subSolid; 210 return subSolid;
200 } 211 }
201 212
202 ////////////////////////////////////////////// 213 //////////////////////////////////////////////////////////////////////////
203 // 214 //
204 // Returns entity type 215 // Returns entity type
205 216
206 G4GeometryType G4BooleanSolid::GetEntityType() 217 G4GeometryType G4BooleanSolid::GetEntityType() const
207 { 218 {
208 return {"G4BooleanSolid"}; << 219 return G4String("G4BooleanSolid");
209 } <<
210 <<
211 ////////////////////////////////////////////// <<
212 // <<
213 // Set number of random points to be used for <<
214 <<
215 void G4BooleanSolid::SetCubVolStatistics(G4int <<
216 { <<
217 if (st != fCubVolStatistics) { fCubicVolume <<
218 fCubVolStatistics = st; <<
219 <<
220 // Propagate st to all components of the 1st <<
221 if (fPtrSolidA->GetNumOfConstituents() > 1) <<
222 { <<
223 G4VSolid* ptr = fPtrSolidA; <<
224 while(true) <<
225 { <<
226 G4String type = ptr->GetEntityType(); <<
227 if (type == "G4DisplacedSolid") <<
228 { <<
229 ptr = ((G4DisplacedSolid*)ptr)->GetCon <<
230 continue; <<
231 } <<
232 if (type == "G4ReflectedSolid") <<
233 { <<
234 ptr = ((G4ReflectedSolid*)ptr)->GetCon <<
235 continue; <<
236 } <<
237 if (type == "G4ScaledSolid") <<
238 { <<
239 ptr = ((G4ScaledSolid*)ptr)->GetUnscal <<
240 continue; <<
241 } <<
242 if (type != "G4MultiUnion") // G4MultiUn <<
243 { <<
244 ((G4BooleanSolid*)ptr)->SetCubVolStatistics( <<
245 } <<
246 break; <<
247 } <<
248 } <<
249 <<
250 // Propagate st to all components of the 2nd <<
251 if (fPtrSolidB->GetNumOfConstituents() > 1) <<
252 { <<
253 G4VSolid* ptr = fPtrSolidB; <<
254 while(true) <<
255 { <<
256 G4String type = ptr->GetEntityType(); <<
257 if (type == "G4DisplacedSolid") <<
258 { <<
259 ptr = ((G4DisplacedSolid*)ptr)->GetCon <<
260 continue; <<
261 } <<
262 if (type == "G4ReflectedSolid") <<
263 { <<
264 ptr = ((G4ReflectedSolid*)ptr)->GetCon <<
265 continue; <<
266 } <<
267 if (type == "G4ScaledSolid") <<
268 { <<
269 ptr = ((G4ScaledSolid*)ptr)->GetUnscal <<
270 continue; <<
271 } <<
272 if (type != "G4MultiUnion") // G4MultiUn <<
273 { <<
274 ((G4BooleanSolid*)ptr)->SetCubVolStatistics( <<
275 } <<
276 break; <<
277 } <<
278 } <<
279 } <<
280 <<
281 ////////////////////////////////////////////// <<
282 // <<
283 // Set epsilon for computing cubic volume <<
284 <<
285 void G4BooleanSolid::SetCubVolEpsilon(G4double <<
286 { <<
287 if (ep != fCubVolEpsilon) { fCubicVolume = - <<
288 fCubVolEpsilon = ep; <<
289 <<
290 // Propagate ep to all components of the 1st <<
291 if (fPtrSolidA->GetNumOfConstituents() > 1) <<
292 { <<
293 G4VSolid* ptr = fPtrSolidA; <<
294 while(true) <<
295 { <<
296 G4String type = ptr->GetEntityType(); <<
297 if (type == "G4DisplacedSolid") <<
298 { <<
299 ptr = ((G4DisplacedSolid*)ptr)->GetCon <<
300 continue; <<
301 } <<
302 if (type == "G4ReflectedSolid") <<
303 { <<
304 ptr = ((G4ReflectedSolid*)ptr)->GetCon <<
305 continue; <<
306 } <<
307 if (type == "G4ScaledSolid") <<
308 { <<
309 ptr = ((G4ScaledSolid*)ptr)->GetUnscal <<
310 continue; <<
311 } <<
312 if (type != "G4MultiUnion") // G4MultiUn <<
313 { <<
314 ((G4BooleanSolid*)ptr)->SetCubVolEpsilon(ep) <<
315 } <<
316 break; <<
317 } <<
318 } <<
319 <<
320 // Propagate ep to all components of the 2nd <<
321 if (fPtrSolidB->GetNumOfConstituents() > 1) <<
322 { <<
323 G4VSolid* ptr = fPtrSolidB; <<
324 while(true) <<
325 { <<
326 G4String type = ptr->GetEntityType(); <<
327 if (type == "G4DisplacedSolid") <<
328 { <<
329 ptr = ((G4DisplacedSolid*)ptr)->GetCon <<
330 continue; <<
331 } <<
332 if (type == "G4ReflectedSolid") <<
333 { <<
334 ptr = ((G4ReflectedSolid*)ptr)->GetCon <<
335 continue; <<
336 } <<
337 if (type == "G4ScaledSolid") <<
338 { <<
339 ptr = ((G4ScaledSolid*)ptr)->GetUnscal <<
340 continue; <<
341 } <<
342 if (type != "G4MultiUnion") // G4MultiUn <<
343 { <<
344 ((G4BooleanSolid*)ptr)->SetCubVolEpsilon(ep) <<
345 } <<
346 break; <<
347 } <<
348 } <<
349 } 220 }
350 221
351 ////////////////////////////////////////////// 222 //////////////////////////////////////////////////////////////////////////
352 // 223 //
353 // Stream object contents to an output stream 224 // Stream object contents to an output stream
354 225
355 std::ostream& G4BooleanSolid::StreamInfo(std:: 226 std::ostream& G4BooleanSolid::StreamInfo(std::ostream& os) const
356 { 227 {
357 os << "------------------------------------- 228 os << "-----------------------------------------------------------\n"
358 << " *** Dump for Boolean solid - " << 229 << " *** Dump for Boolean solid - " << GetName() << " ***\n"
359 << " ================================= 230 << " ===================================================\n"
360 << " Solid type: " << GetEntityType() << 231 << " Solid type: " << GetEntityType() << "\n"
361 << " Parameters of constituent solids: \n 232 << " Parameters of constituent solids: \n"
362 << "===================================== 233 << "===========================================================\n";
363 fPtrSolidA->StreamInfo(os); 234 fPtrSolidA->StreamInfo(os);
364 fPtrSolidB->StreamInfo(os); 235 fPtrSolidB->StreamInfo(os);
365 os << "===================================== 236 os << "===========================================================\n";
366 237
367 return os; 238 return os;
368 } 239 }
369 240
370 ////////////////////////////////////////////// 241 //////////////////////////////////////////////////////////////////////////
371 // 242 //
372 // Creates list of constituent primitives of a <<
373 <<
374 void G4BooleanSolid::GetListOfPrimitives( <<
375 std::vector<std::pair<G4VSolid*,G4Trans <<
376 const G4Transform3D& curPlacement) cons <<
377 { <<
378 G4Transform3D transform; <<
379 G4VSolid* solid; <<
380 G4String type; <<
381 <<
382 // Repeat two times, first time for fPtrSoli <<
383 // <<
384 for (auto i=0; i<2; ++i) <<
385 { <<
386 transform = curPlacement; <<
387 solid = (i == 0) ? fPtrSolidA : fPtrSo <<
388 type = solid->GetEntityType(); <<
389 <<
390 // While current solid is a trasformed sol <<
391 // <<
392 while (type == "G4DisplacedSolid" || <<
393 type == "G4ReflectedSolid" || <<
394 type == "G4ScaledSolid") <<
395 { <<
396 if (type == "G4DisplacedSolid") <<
397 { <<
398 transform = transform * G4Transform3D( <<
399 ((G4DisplacedSolid*)solid) <<
400 ((G4DisplacedSolid*)solid) <<
401 solid = ((G4DisplacedSolid*)solid) <<
402 } <<
403 else if (type == "G4ReflectedSolid") <<
404 { <<
405 transform= transform*((G4ReflectedSoli <<
406 solid = ((G4ReflectedSolid*)solid)- <<
407 } <<
408 else if (type == "G4ScaledSolid") <<
409 { <<
410 transform = transform * ((G4ScaledSoli <<
411 solid = ((G4ScaledSolid*)solid)->G <<
412 } <<
413 type = solid->GetEntityType(); <<
414 } <<
415 <<
416 // If current solid is a Boolean solid the <<
417 // otherwise add it to the list of primiti <<
418 // <<
419 if (type == "G4UnionSolid" || <<
420 type == "G4SubtractionSolid" || <<
421 type == "G4IntersectionSolid" || <<
422 type == "G4BooleanSolid") <<
423 { <<
424 ((G4BooleanSolid *)solid)->GetListOfPrim <<
425 } <<
426 else <<
427 { <<
428 primitives.emplace_back(solid,transform) <<
429 } <<
430 } <<
431 } <<
432 <<
433 ////////////////////////////////////////////// <<
434 // <<
435 // Returns a point (G4ThreeVector) randomly an 243 // Returns a point (G4ThreeVector) randomly and uniformly selected
436 // on the surface of the solid << 244 // on the solid surface
>> 245 //
437 246
438 G4ThreeVector G4BooleanSolid::GetPointOnSurfac 247 G4ThreeVector G4BooleanSolid::GetPointOnSurface() const
439 { 248 {
440 std::size_t nprims = fPrimitives.size(); << 249 G4double rand;
441 std::pair<G4VSolid *, G4Transform3D> prim; <<
442 <<
443 // Get list of primitives and find the total <<
444 // <<
445 if (nprims == 0) <<
446 { <<
447 GetListOfPrimitives(fPrimitives, G4Transfo <<
448 nprims = fPrimitives.size(); <<
449 fPrimitivesSurfaceArea = 0.; <<
450 for (std::size_t i=0; i<nprims; ++i) <<
451 { <<
452 fPrimitivesSurfaceArea += fPrimitives[i] <<
453 } <<
454 } <<
455 <<
456 // Select random primitive, get random point <<
457 // check that the point belongs to the surfa <<
458 // <<
459 G4ThreeVector p; 250 G4ThreeVector p;
460 for (std::size_t k=0; k<100000; ++k) // try <<
461 { <<
462 G4double rand = fPrimitivesSurfaceArea * <<
463 G4double area = 0.; <<
464 for (std::size_t i=0; i<nprims; ++i) <<
465 { <<
466 prim = fPrimitives[i]; <<
467 area += prim.first->GetSurfaceArea(); <<
468 if (rand < area) break; <<
469 } <<
470 p = prim.first->GetPointOnSurface(); <<
471 p = prim.second * G4Point3D(p); <<
472 if (Inside(p) == kSurface) return p; <<
473 } <<
474 std::ostringstream message; <<
475 message << "Solid - " << GetName() << "\n" <<
476 << "All 100k attempts to generate a <<
477 << "The solid created may be an inva <<
478 G4Exception("G4BooleanSolid::GetPointOnSurfa <<
479 "GeomSolids1001", JustWarning, m <<
480 return p; <<
481 } <<
482 251
483 ////////////////////////////////////////////// << 252 do
484 // << 253 {
485 // Return total number of constituents used fo << 254 rand = G4UniformRand();
486 <<
487 G4int G4BooleanSolid::GetNumOfConstituents() c <<
488 { <<
489 return (fPtrSolidA->GetNumOfConstituents() + <<
490 } <<
491 255
492 ////////////////////////////////////////////// << 256 if (rand < GetAreaRatio()) { p = fPtrSolidA->GetPointOnSurface(); }
493 // << 257 else { p = fPtrSolidB->GetPointOnSurface(); }
494 // Return true if the resulting solid has only << 258 } while (Inside(p) != kSurface);
495 259
496 G4bool G4BooleanSolid::IsFaceted() const << 260 return p;
497 { <<
498 return (fPtrSolidA->IsFaceted() && fPtrSolid <<
499 } 261 }
500 262
501 ////////////////////////////////////////////// 263 //////////////////////////////////////////////////////////////////////////
502 // 264 //
503 // Returns polyhedron for visualization 265 // Returns polyhedron for visualization
504 266
505 G4Polyhedron* G4BooleanSolid::GetPolyhedron () 267 G4Polyhedron* G4BooleanSolid::GetPolyhedron () const
506 { 268 {
507 if (fpPolyhedron == nullptr || << 269 if (!fpPolyhedron ||
508 fRebuildPolyhedron || 270 fRebuildPolyhedron ||
509 fpPolyhedron->GetNumberOfRotationStepsAt 271 fpPolyhedron->GetNumberOfRotationStepsAtTimeOfCreation() !=
510 fpPolyhedron->GetNumberOfRotationSteps() 272 fpPolyhedron->GetNumberOfRotationSteps())
511 { 273 {
512 G4RecursiveAutoLock l(&polyhedronMutex); << 274 G4AutoLock l(&polyhedronMutex);
513 delete fpPolyhedron; 275 delete fpPolyhedron;
514 fpPolyhedron = CreatePolyhedron(); 276 fpPolyhedron = CreatePolyhedron();
515 fRebuildPolyhedron = false; 277 fRebuildPolyhedron = false;
516 l.unlock(); 278 l.unlock();
517 } 279 }
518 return fpPolyhedron; 280 return fpPolyhedron;
519 } 281 }
520 282
521 ////////////////////////////////////////////// 283 //////////////////////////////////////////////////////////////////////////
522 // 284 //
523 // Stacks polyhedra for processing. Returns to 285 // Stacks polyhedra for processing. Returns top polyhedron.
524 286
525 G4Polyhedron* 287 G4Polyhedron*
526 G4BooleanSolid::StackPolyhedron(HepPolyhedronP 288 G4BooleanSolid::StackPolyhedron(HepPolyhedronProcessor& processor,
527 const G4VSolid 289 const G4VSolid* solid) const
528 { 290 {
529 HepPolyhedronProcessor::Operation operation; 291 HepPolyhedronProcessor::Operation operation;
530 const G4String& type = solid->GetEntityType( 292 const G4String& type = solid->GetEntityType();
531 if (type == "G4UnionSolid") 293 if (type == "G4UnionSolid")
532 { operation = HepPolyhedronProcessor::UNIO 294 { operation = HepPolyhedronProcessor::UNION; }
533 else if (type == "G4IntersectionSolid") 295 else if (type == "G4IntersectionSolid")
534 { operation = HepPolyhedronProcessor::INTE 296 { operation = HepPolyhedronProcessor::INTERSECTION; }
535 else if (type == "G4SubtractionSolid") 297 else if (type == "G4SubtractionSolid")
536 { operation = HepPolyhedronProcessor::SUBT 298 { operation = HepPolyhedronProcessor::SUBTRACTION; }
537 else 299 else
538 { 300 {
539 std::ostringstream message; 301 std::ostringstream message;
540 message << "Solid - " << solid->GetName() 302 message << "Solid - " << solid->GetName()
541 << " - Unrecognised composite soli 303 << " - Unrecognised composite solid" << G4endl
542 << " Returning NULL !"; 304 << " Returning NULL !";
543 G4Exception("StackPolyhedron()", "GeomSoli 305 G4Exception("StackPolyhedron()", "GeomSolids1001", JustWarning, message);
544 return nullptr; << 306 return 0;
545 } 307 }
546 308
547 G4Polyhedron* top = nullptr; << 309 G4Polyhedron* top = 0;
548 const G4VSolid* solidA = solid->GetConstitue 310 const G4VSolid* solidA = solid->GetConstituentSolid(0);
549 const G4VSolid* solidB = solid->GetConstitue 311 const G4VSolid* solidB = solid->GetConstituentSolid(1);
550 312
551 if (solidA->GetConstituentSolid(0) != nullpt << 313 if (solidA->GetConstituentSolid(0))
552 { 314 {
553 top = StackPolyhedron(processor, solidA); 315 top = StackPolyhedron(processor, solidA);
554 } 316 }
555 else 317 else
556 { 318 {
557 top = solidA->GetPolyhedron(); 319 top = solidA->GetPolyhedron();
558 } 320 }
559 G4Polyhedron* operand = solidB->GetPolyhedro 321 G4Polyhedron* operand = solidB->GetPolyhedron();
560 if (operand != nullptr) << 322 processor.push_back (operation, *operand);
561 { <<
562 processor.push_back (operation, *operand); <<
563 } <<
564 else <<
565 { <<
566 std::ostringstream message; <<
567 message << "Solid - " << solid->GetName() <<
568 << " - No G4Polyhedron for Boolean <<
569 G4Exception("G4BooleanSolid::StackPolyhedr <<
570 "GeomSolids2001", JustWarning, <<
571 } <<
572 323
573 return top; 324 return top;
574 } <<
575 <<
576 <<
577 ////////////////////////////////////////////// <<
578 // <<
579 // Estimate Cubic Volume (capacity) and cache <<
580 <<
581 G4double G4BooleanSolid::GetCubicVolume() <<
582 { <<
583 if(fCubicVolume < 0.) <<
584 { <<
585 fCubicVolume = EstimateCubicVolume(fCubVol <<
586 } <<
587 return fCubicVolume; <<
588 } <<
589 <<
590 ////////////////////////////////////////////// <<
591 // <<
592 // Set external Boolean processor. <<
593 <<
594 void <<
595 G4BooleanSolid::SetExternalBooleanProcessor(G4 <<
596 { <<
597 fExternalBoolProcessor = extProcessor; <<
598 } <<
599 <<
600 ////////////////////////////////////////////// <<
601 // <<
602 // Get external Boolean processor. <<
603 <<
604 G4VBooleanProcessor* G4BooleanSolid::GetExtern <<
605 { <<
606 return fExternalBoolProcessor; <<
607 } 325 }
608 326