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25 // 25 //
26 // Implementation of the base class for solids << 26 //
>> 27 // $Id: G4BooleanSolid.cc 66356 2012-12-18 09:02:32Z 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 <<
41 #include "G4AutoLock.hh" <<
42 <<
43 namespace <<
44 { <<
45 G4RecursiveMutex polyhedronMutex = G4MUTEX_I <<
46 } <<
47 <<
48 G4VBooleanProcessor* G4BooleanSolid::fExternal <<
49 43
50 ////////////////////////////////////////////// 44 //////////////////////////////////////////////////////////////////
51 // 45 //
52 // Constructor 46 // Constructor
53 47
54 G4BooleanSolid::G4BooleanSolid( const G4String 48 G4BooleanSolid::G4BooleanSolid( const G4String& pName,
55 G4VSolid* pSol 49 G4VSolid* pSolidA ,
56 G4VSolid* pSol << 50 G4VSolid* pSolidB ) :
57 : G4VSolid(pName), fPtrSolidA(pSolidA), fPtr << 51 G4VSolid(pName), fAreaRatio(0.), fStatistics(1000000), fCubVolEpsilon(0.001),
>> 52 fAreaAccuracy(-1.), fCubicVolume(0.), fSurfaceArea(0.),
>> 53 fpPolyhedron(0), createdDisplacedSolid(false)
58 { 54 {
>> 55 fPtrSolidA = pSolidA ;
>> 56 fPtrSolidB = pSolidB ;
59 } 57 }
60 58
61 ////////////////////////////////////////////// 59 //////////////////////////////////////////////////////////////////
62 // 60 //
63 // Constructor 61 // Constructor
64 62
65 G4BooleanSolid::G4BooleanSolid( const G4String 63 G4BooleanSolid::G4BooleanSolid( const G4String& pName,
66 G4VSolid 64 G4VSolid* pSolidA ,
67 G4VSolid 65 G4VSolid* pSolidB ,
68 G4Rotati 66 G4RotationMatrix* rotMatrix,
69 const G4ThreeV << 67 const G4ThreeVector& transVector ) :
70 : G4VSolid(pName), createdDisplacedSolid(tru << 68 G4VSolid(pName), fAreaRatio(0.), fStatistics(1000000), fCubVolEpsilon(0.001),
>> 69 fAreaAccuracy(-1.), fCubicVolume(0.), fSurfaceArea(0.),
>> 70 fpPolyhedron(0), createdDisplacedSolid(true)
71 { 71 {
72 fPtrSolidA = pSolidA ; 72 fPtrSolidA = pSolidA ;
73 fPtrSolidB = new G4DisplacedSolid("placedB", 73 fPtrSolidB = new G4DisplacedSolid("placedB",pSolidB,rotMatrix,transVector) ;
74 } 74 }
75 75
76 ////////////////////////////////////////////// 76 //////////////////////////////////////////////////////////////////
77 // 77 //
78 // Constructor 78 // Constructor
79 79
80 G4BooleanSolid::G4BooleanSolid( const G4String 80 G4BooleanSolid::G4BooleanSolid( const G4String& pName,
81 G4VSolid 81 G4VSolid* pSolidA ,
82 G4VSolid 82 G4VSolid* pSolidB ,
83 const G4Transf << 83 const G4Transform3D& transform ) :
84 : G4VSolid(pName), createdDisplacedSolid(tru << 84 G4VSolid(pName), fAreaRatio(0.), fStatistics(1000000), fCubVolEpsilon(0.001),
>> 85 fAreaAccuracy(-1.), fCubicVolume(0.), fSurfaceArea(0.),
>> 86 fpPolyhedron(0), createdDisplacedSolid(true)
85 { 87 {
86 fPtrSolidA = pSolidA ; 88 fPtrSolidA = pSolidA ;
87 fPtrSolidB = new G4DisplacedSolid("placedB", 89 fPtrSolidB = new G4DisplacedSolid("placedB",pSolidB,transform) ;
88 } 90 }
89 91
90 ////////////////////////////////////////////// 92 ///////////////////////////////////////////////////////////////
91 // 93 //
92 // Fake default constructor - sets only member 94 // Fake default constructor - sets only member data and allocates memory
93 // for usage restri 95 // for usage restricted to object persistency.
94 96
95 G4BooleanSolid::G4BooleanSolid( __void__& a ) 97 G4BooleanSolid::G4BooleanSolid( __void__& a )
96 : G4VSolid(a) << 98 : G4VSolid(a), fPtrSolidA(0), fPtrSolidB(0), fAreaRatio(0.),
>> 99 fStatistics(1000000), fCubVolEpsilon(0.001),
>> 100 fAreaAccuracy(-1.), fCubicVolume(0.), fSurfaceArea(0.),
>> 101 fpPolyhedron(0), createdDisplacedSolid(false)
97 { 102 {
98 } 103 }
99 104
100 ////////////////////////////////////////////// 105 ///////////////////////////////////////////////////////////////
101 // 106 //
102 // Destructor deletes transformation contents 107 // Destructor deletes transformation contents of the created displaced solid
103 108
104 G4BooleanSolid::~G4BooleanSolid() 109 G4BooleanSolid::~G4BooleanSolid()
105 { 110 {
106 if(createdDisplacedSolid) 111 if(createdDisplacedSolid)
107 { 112 {
108 ((G4DisplacedSolid*)fPtrSolidB)->CleanTran 113 ((G4DisplacedSolid*)fPtrSolidB)->CleanTransformations();
109 } 114 }
110 delete fpPolyhedron; fpPolyhedron = nullptr; << 115 delete fpPolyhedron;
111 } 116 }
112 117
113 ////////////////////////////////////////////// 118 ///////////////////////////////////////////////////////////////
114 // 119 //
115 // Copy constructor 120 // Copy constructor
116 121
117 G4BooleanSolid::G4BooleanSolid(const G4Boolean 122 G4BooleanSolid::G4BooleanSolid(const G4BooleanSolid& rhs)
118 : G4VSolid (rhs), fPtrSolidA(rhs.fPtrSolidA) 123 : G4VSolid (rhs), fPtrSolidA(rhs.fPtrSolidA), fPtrSolidB(rhs.fPtrSolidB),
119 fCubicVolume(rhs.fCubicVolume), fSurfaceAr << 124 fAreaRatio(rhs.fAreaRatio),
120 fCubVolStatistics(rhs.fCubVolStatistics), << 125 fStatistics(rhs.fStatistics), fCubVolEpsilon(rhs.fCubVolEpsilon),
121 fAreaStatistics(rhs.fAreaStatistics), << 126 fAreaAccuracy(rhs.fAreaAccuracy), fCubicVolume(rhs.fCubicVolume),
122 fCubVolEpsilon(rhs.fCubVolEpsilon), << 127 fSurfaceArea(rhs.fSurfaceArea), fpPolyhedron(0),
123 fAreaAccuracy(rhs.fAreaAccuracy), <<
124 createdDisplacedSolid(rhs.createdDisplaced 128 createdDisplacedSolid(rhs.createdDisplacedSolid)
125 { 129 {
126 fPrimitives.resize(0); fPrimitivesSurfaceAre <<
127 } 130 }
128 131
129 ////////////////////////////////////////////// 132 ///////////////////////////////////////////////////////////////
130 // 133 //
131 // Assignment operator 134 // Assignment operator
132 135
133 G4BooleanSolid& G4BooleanSolid::operator = (co 136 G4BooleanSolid& G4BooleanSolid::operator = (const G4BooleanSolid& rhs)
134 { 137 {
135 // Check assignment to self 138 // Check assignment to self
136 // 139 //
137 if (this == &rhs) { return *this; } 140 if (this == &rhs) { return *this; }
138 141
139 // Copy base class data 142 // Copy base class data
140 // 143 //
141 G4VSolid::operator=(rhs); 144 G4VSolid::operator=(rhs);
142 145
143 // Copy data 146 // Copy data
144 // 147 //
145 fPtrSolidA= rhs.fPtrSolidA; fPtrSolidB= rhs. 148 fPtrSolidA= rhs.fPtrSolidA; fPtrSolidB= rhs.fPtrSolidB;
146 fCubicVolume= rhs.fCubicVolume; fSurfaceArea << 149 fAreaRatio= rhs.fAreaRatio;
147 fCubVolStatistics = rhs.fCubVolStatistics; f << 150 fStatistics= rhs.fStatistics; fCubVolEpsilon= rhs.fCubVolEpsilon;
148 fAreaStatistics = rhs.fAreaStatistics; fArea << 151 fAreaAccuracy= rhs.fAreaAccuracy; fCubicVolume= rhs.fCubicVolume;
>> 152 fSurfaceArea= rhs.fSurfaceArea; fpPolyhedron= 0;
149 createdDisplacedSolid= rhs.createdDisplacedS 153 createdDisplacedSolid= rhs.createdDisplacedSolid;
150 154
151 fRebuildPolyhedron = false; <<
152 delete fpPolyhedron; fpPolyhedron = nullptr; <<
153 fPrimitives.resize(0); fPrimitivesSurfaceAre <<
154 <<
155 return *this; 155 return *this;
156 } 156 }
157 157
158 ////////////////////////////////////////////// 158 ///////////////////////////////////////////////////////////////
159 // 159 //
160 // If solid is made up from a Boolean operatio << 160 // If Solid is made up from a Boolean operation of two solids,
161 // return the corresponding solid (for no=0 an << 161 // return the corresponding solid (for no=0 and 1)
162 // If the solid is not a "Boolean", return 0 162 // If the solid is not a "Boolean", return 0
163 163
164 const G4VSolid* G4BooleanSolid::GetConstituent 164 const G4VSolid* G4BooleanSolid::GetConstituentSolid(G4int no) const
165 { 165 {
166 const G4VSolid* subSolid = nullptr; << 166 const G4VSolid* subSolid=0;
167 if( no == 0 ) 167 if( no == 0 )
168 subSolid = fPtrSolidA; 168 subSolid = fPtrSolidA;
169 else if( no == 1 ) 169 else if( no == 1 )
170 subSolid = fPtrSolidB; 170 subSolid = fPtrSolidB;
171 else 171 else
172 { 172 {
173 DumpInfo(); 173 DumpInfo();
174 G4Exception("G4BooleanSolid::GetConstituen 174 G4Exception("G4BooleanSolid::GetConstituentSolid()",
175 "GeomSolids0002", FatalExcepti 175 "GeomSolids0002", FatalException, "Invalid solid index.");
176 } 176 }
>> 177
177 return subSolid; 178 return subSolid;
178 } 179 }
179 180
180 ////////////////////////////////////////////// 181 ///////////////////////////////////////////////////////////////
181 // 182 //
182 // If solid is made up from a Boolean operatio << 183 // If Solid is made up from a Boolean operation of two solids,
183 // return the corresponding solid (for no=0 an << 184 // return the corresponding solid (for no=0 and 1)
184 // If the solid is not a "Boolean", return 0 185 // If the solid is not a "Boolean", return 0
185 186
186 G4VSolid* G4BooleanSolid::GetConstituentSolid( 187 G4VSolid* G4BooleanSolid::GetConstituentSolid(G4int no)
187 { 188 {
188 G4VSolid* subSolid = nullptr; << 189 G4VSolid* subSolid=0;
189 if( no == 0 ) 190 if( no == 0 )
190 subSolid = fPtrSolidA; 191 subSolid = fPtrSolidA;
191 else if( no == 1 ) 192 else if( no == 1 )
192 subSolid = fPtrSolidB; 193 subSolid = fPtrSolidB;
193 else 194 else
194 { 195 {
195 DumpInfo(); 196 DumpInfo();
196 G4Exception("G4BooleanSolid::GetConstituen 197 G4Exception("G4BooleanSolid::GetConstituentSolid()",
197 "GeomSolids0002", FatalExcepti 198 "GeomSolids0002", FatalException, "Invalid solid index.");
198 } 199 }
>> 200
199 return subSolid; 201 return subSolid;
200 } 202 }
201 203
202 ////////////////////////////////////////////// 204 //////////////////////////////////////////////////////////////////////////
203 // 205 //
204 // Returns entity type 206 // Returns entity type
205 207
206 G4GeometryType G4BooleanSolid::GetEntityType() 208 G4GeometryType G4BooleanSolid::GetEntityType() const
207 { 209 {
208 return {"G4BooleanSolid"}; << 210 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 } 211 }
350 212
351 ////////////////////////////////////////////// 213 //////////////////////////////////////////////////////////////////////////
352 // 214 //
353 // Stream object contents to an output stream 215 // Stream object contents to an output stream
354 216
355 std::ostream& G4BooleanSolid::StreamInfo(std:: 217 std::ostream& G4BooleanSolid::StreamInfo(std::ostream& os) const
356 { 218 {
357 os << "------------------------------------- 219 os << "-----------------------------------------------------------\n"
358 << " *** Dump for Boolean solid - " << 220 << " *** Dump for Boolean solid - " << GetName() << " ***\n"
359 << " ================================= 221 << " ===================================================\n"
360 << " Solid type: " << GetEntityType() << 222 << " Solid type: " << GetEntityType() << "\n"
361 << " Parameters of constituent solids: \n 223 << " Parameters of constituent solids: \n"
362 << "===================================== 224 << "===========================================================\n";
363 fPtrSolidA->StreamInfo(os); 225 fPtrSolidA->StreamInfo(os);
364 fPtrSolidB->StreamInfo(os); 226 fPtrSolidB->StreamInfo(os);
365 os << "===================================== 227 os << "===========================================================\n";
366 228
367 return os; 229 return os;
368 } 230 }
369 231
370 ////////////////////////////////////////////// 232 //////////////////////////////////////////////////////////////////////////
371 // 233 //
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 234 // Returns a point (G4ThreeVector) randomly and uniformly selected
436 // on the surface of the solid << 235 // on the solid surface
>> 236 //
437 237
438 G4ThreeVector G4BooleanSolid::GetPointOnSurfac 238 G4ThreeVector G4BooleanSolid::GetPointOnSurface() const
439 { 239 {
440 std::size_t nprims = fPrimitives.size(); << 240 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; 241 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 <<
483 ////////////////////////////////////////////// <<
484 // <<
485 // Return total number of constituents used fo <<
486 242
487 G4int G4BooleanSolid::GetNumOfConstituents() c << 243 do
488 { << 244 {
489 return (fPtrSolidA->GetNumOfConstituents() + << 245 rand = G4UniformRand();
490 } <<
491 246
492 ////////////////////////////////////////////// << 247 if (rand < GetAreaRatio()) { p = fPtrSolidA->GetPointOnSurface(); }
493 // << 248 else { p = fPtrSolidB->GetPointOnSurface(); }
494 // Return true if the resulting solid has only << 249 } while (Inside(p) != kSurface);
495 250
496 G4bool G4BooleanSolid::IsFaceted() const << 251 return p;
497 { <<
498 return (fPtrSolidA->IsFaceted() && fPtrSolid <<
499 } 252 }
500 253
501 ////////////////////////////////////////////// 254 //////////////////////////////////////////////////////////////////////////
502 // 255 //
503 // Returns polyhedron for visualization 256 // Returns polyhedron for visualization
504 257
505 G4Polyhedron* G4BooleanSolid::GetPolyhedron () 258 G4Polyhedron* G4BooleanSolid::GetPolyhedron () const
506 { 259 {
507 if (fpPolyhedron == nullptr || << 260 if (!fpPolyhedron ||
508 fRebuildPolyhedron || <<
509 fpPolyhedron->GetNumberOfRotationStepsAt 261 fpPolyhedron->GetNumberOfRotationStepsAtTimeOfCreation() !=
510 fpPolyhedron->GetNumberOfRotationSteps() 262 fpPolyhedron->GetNumberOfRotationSteps())
511 { 263 {
512 G4RecursiveAutoLock l(&polyhedronMutex); <<
513 delete fpPolyhedron; 264 delete fpPolyhedron;
514 fpPolyhedron = CreatePolyhedron(); 265 fpPolyhedron = CreatePolyhedron();
515 fRebuildPolyhedron = false; <<
516 l.unlock(); <<
517 } 266 }
518 return fpPolyhedron; 267 return fpPolyhedron;
519 } 268 }
520 269
521 ////////////////////////////////////////////// 270 //////////////////////////////////////////////////////////////////////////
522 // 271 //
523 // Stacks polyhedra for processing. Returns to 272 // Stacks polyhedra for processing. Returns top polyhedron.
524 273
525 G4Polyhedron* 274 G4Polyhedron*
526 G4BooleanSolid::StackPolyhedron(HepPolyhedronP 275 G4BooleanSolid::StackPolyhedron(HepPolyhedronProcessor& processor,
527 const G4VSolid 276 const G4VSolid* solid) const
528 { 277 {
529 HepPolyhedronProcessor::Operation operation; 278 HepPolyhedronProcessor::Operation operation;
530 const G4String& type = solid->GetEntityType( 279 const G4String& type = solid->GetEntityType();
531 if (type == "G4UnionSolid") 280 if (type == "G4UnionSolid")
532 { operation = HepPolyhedronProcessor::UNIO 281 { operation = HepPolyhedronProcessor::UNION; }
533 else if (type == "G4IntersectionSolid") 282 else if (type == "G4IntersectionSolid")
534 { operation = HepPolyhedronProcessor::INTE 283 { operation = HepPolyhedronProcessor::INTERSECTION; }
535 else if (type == "G4SubtractionSolid") 284 else if (type == "G4SubtractionSolid")
536 { operation = HepPolyhedronProcessor::SUBT 285 { operation = HepPolyhedronProcessor::SUBTRACTION; }
537 else 286 else
538 { 287 {
539 std::ostringstream message; 288 std::ostringstream message;
540 message << "Solid - " << solid->GetName() 289 message << "Solid - " << solid->GetName()
541 << " - Unrecognised composite soli 290 << " - Unrecognised composite solid" << G4endl
542 << " Returning NULL !"; 291 << " Returning NULL !";
543 G4Exception("StackPolyhedron()", "GeomSoli 292 G4Exception("StackPolyhedron()", "GeomSolids1001", JustWarning, message);
544 return nullptr; << 293 return 0;
545 } 294 }
546 295
547 G4Polyhedron* top = nullptr; << 296 G4Polyhedron* top = 0;
548 const G4VSolid* solidA = solid->GetConstitue 297 const G4VSolid* solidA = solid->GetConstituentSolid(0);
549 const G4VSolid* solidB = solid->GetConstitue 298 const G4VSolid* solidB = solid->GetConstituentSolid(1);
550 299
551 if (solidA->GetConstituentSolid(0) != nullpt << 300 if (solidA->GetConstituentSolid(0))
552 { 301 {
553 top = StackPolyhedron(processor, solidA); 302 top = StackPolyhedron(processor, solidA);
554 } 303 }
555 else 304 else
556 { 305 {
557 top = solidA->GetPolyhedron(); 306 top = solidA->GetPolyhedron();
558 } 307 }
559 G4Polyhedron* operand = solidB->GetPolyhedro 308 G4Polyhedron* operand = solidB->GetPolyhedron();
560 if (operand != nullptr) << 309 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 } <<
572 310
573 return top; 311 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 } 312 }
608 313