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25 // 25 //
26 // Implementation of the base class for solids << 26 //
>> 27 //
>> 28 // Implementation for the abstract base class for solids created by boolean
27 // operations between other solids 29 // operations between other solids
28 // 30 //
>> 31 // History:
>> 32 //
>> 33 // 2016.03.16 E.Tcherniaev - added GetListOfPrimitives(),
>> 34 // reimplemented GetPointOnSurface()
>> 35 //
29 // 1998.09.10 V.Grichine - created 36 // 1998.09.10 V.Grichine - created
>> 37 //
30 // ------------------------------------------- 38 // --------------------------------------------------------------------
31 39
32 #include "G4BooleanSolid.hh" 40 #include "G4BooleanSolid.hh"
33 #include "G4VSolid.hh" 41 #include "G4VSolid.hh"
34 #include "G4DisplacedSolid.hh" 42 #include "G4DisplacedSolid.hh"
35 #include "G4ReflectedSolid.hh" 43 #include "G4ReflectedSolid.hh"
36 #include "G4ScaledSolid.hh" 44 #include "G4ScaledSolid.hh"
37 #include "G4Polyhedron.hh" 45 #include "G4Polyhedron.hh"
38 #include "HepPolyhedronProcessor.h" 46 #include "HepPolyhedronProcessor.h"
39 #include "G4QuickRand.hh" << 47 #include "Randomize.hh"
40 48
41 #include "G4AutoLock.hh" 49 #include "G4AutoLock.hh"
42 50
43 namespace 51 namespace
44 { 52 {
45 G4RecursiveMutex polyhedronMutex = G4MUTEX_I << 53 G4Mutex polyhedronMutex = G4MUTEX_INITIALIZER;
46 } 54 }
47 55
48 G4VBooleanProcessor* G4BooleanSolid::fExternal <<
49 <<
50 ////////////////////////////////////////////// 56 //////////////////////////////////////////////////////////////////
51 // 57 //
52 // Constructor 58 // Constructor
53 59
54 G4BooleanSolid::G4BooleanSolid( const G4String 60 G4BooleanSolid::G4BooleanSolid( const G4String& pName,
55 G4VSolid* pSol 61 G4VSolid* pSolidA ,
56 G4VSolid* pSol << 62 G4VSolid* pSolidB ) :
57 : G4VSolid(pName), fPtrSolidA(pSolidA), fPtr << 63 G4VSolid(pName), fStatistics(1000000), fCubVolEpsilon(0.001),
>> 64 fAreaAccuracy(-1.), fCubicVolume(-1.), fSurfaceArea(-1.),
>> 65 fRebuildPolyhedron(false), fpPolyhedron(0), fPrimitivesSurfaceArea(0.),
>> 66 createdDisplacedSolid(false)
58 { 67 {
>> 68 fPtrSolidA = pSolidA ;
>> 69 fPtrSolidB = pSolidB ;
59 } 70 }
60 71
61 ////////////////////////////////////////////// 72 //////////////////////////////////////////////////////////////////
62 // 73 //
63 // Constructor 74 // Constructor
64 75
65 G4BooleanSolid::G4BooleanSolid( const G4String 76 G4BooleanSolid::G4BooleanSolid( const G4String& pName,
66 G4VSolid 77 G4VSolid* pSolidA ,
67 G4VSolid 78 G4VSolid* pSolidB ,
68 G4Rotati 79 G4RotationMatrix* rotMatrix,
69 const G4ThreeV << 80 const G4ThreeVector& transVector ) :
70 : G4VSolid(pName), createdDisplacedSolid(tru << 81 G4VSolid(pName), fStatistics(1000000), fCubVolEpsilon(0.001),
>> 82 fAreaAccuracy(-1.), fCubicVolume(-1.), fSurfaceArea(-1.),
>> 83 fRebuildPolyhedron(false), fpPolyhedron(0), fPrimitivesSurfaceArea(0.),
>> 84 createdDisplacedSolid(true)
71 { 85 {
72 fPtrSolidA = pSolidA ; 86 fPtrSolidA = pSolidA ;
73 fPtrSolidB = new G4DisplacedSolid("placedB", 87 fPtrSolidB = new G4DisplacedSolid("placedB",pSolidB,rotMatrix,transVector) ;
74 } 88 }
75 89
76 ////////////////////////////////////////////// 90 //////////////////////////////////////////////////////////////////
77 // 91 //
78 // Constructor 92 // Constructor
79 93
80 G4BooleanSolid::G4BooleanSolid( const G4String 94 G4BooleanSolid::G4BooleanSolid( const G4String& pName,
81 G4VSolid 95 G4VSolid* pSolidA ,
82 G4VSolid 96 G4VSolid* pSolidB ,
83 const G4Transf << 97 const G4Transform3D& transform ) :
84 : G4VSolid(pName), createdDisplacedSolid(tru << 98 G4VSolid(pName), fStatistics(1000000), fCubVolEpsilon(0.001),
>> 99 fAreaAccuracy(-1.), fCubicVolume(-1.), fSurfaceArea(-1.),
>> 100 fRebuildPolyhedron(false), fpPolyhedron(0), fPrimitivesSurfaceArea(0.),
>> 101 createdDisplacedSolid(true)
85 { 102 {
86 fPtrSolidA = pSolidA ; 103 fPtrSolidA = pSolidA ;
87 fPtrSolidB = new G4DisplacedSolid("placedB", 104 fPtrSolidB = new G4DisplacedSolid("placedB",pSolidB,transform) ;
88 } 105 }
89 106
90 ////////////////////////////////////////////// 107 ///////////////////////////////////////////////////////////////
91 // 108 //
92 // Fake default constructor - sets only member 109 // Fake default constructor - sets only member data and allocates memory
93 // for usage restri 110 // for usage restricted to object persistency.
94 111
95 G4BooleanSolid::G4BooleanSolid( __void__& a ) 112 G4BooleanSolid::G4BooleanSolid( __void__& a )
96 : G4VSolid(a) << 113 : G4VSolid(a), fPtrSolidA(0), fPtrSolidB(0),
>> 114 fStatistics(1000000), fCubVolEpsilon(0.001),
>> 115 fAreaAccuracy(-1.), fCubicVolume(-1.), fSurfaceArea(-1.),
>> 116 fRebuildPolyhedron(false), fpPolyhedron(0), fPrimitivesSurfaceArea(0.),
>> 117 createdDisplacedSolid(false)
97 { 118 {
98 } 119 }
99 120
100 ////////////////////////////////////////////// 121 ///////////////////////////////////////////////////////////////
101 // 122 //
102 // Destructor deletes transformation contents 123 // Destructor deletes transformation contents of the created displaced solid
103 124
104 G4BooleanSolid::~G4BooleanSolid() 125 G4BooleanSolid::~G4BooleanSolid()
105 { 126 {
106 if(createdDisplacedSolid) 127 if(createdDisplacedSolid)
107 { 128 {
108 ((G4DisplacedSolid*)fPtrSolidB)->CleanTran 129 ((G4DisplacedSolid*)fPtrSolidB)->CleanTransformations();
109 } 130 }
110 delete fpPolyhedron; fpPolyhedron = nullptr; << 131 delete fpPolyhedron; fpPolyhedron = 0;
111 } 132 }
112 133
113 ////////////////////////////////////////////// 134 ///////////////////////////////////////////////////////////////
114 // 135 //
115 // Copy constructor 136 // Copy constructor
116 137
117 G4BooleanSolid::G4BooleanSolid(const G4Boolean 138 G4BooleanSolid::G4BooleanSolid(const G4BooleanSolid& rhs)
118 : G4VSolid (rhs), fPtrSolidA(rhs.fPtrSolidA) 139 : G4VSolid (rhs), fPtrSolidA(rhs.fPtrSolidA), fPtrSolidB(rhs.fPtrSolidB),
119 fCubicVolume(rhs.fCubicVolume), fSurfaceAr << 140 fStatistics(rhs.fStatistics), fCubVolEpsilon(rhs.fCubVolEpsilon),
120 fCubVolStatistics(rhs.fCubVolStatistics), << 141 fAreaAccuracy(rhs.fAreaAccuracy), fCubicVolume(rhs.fCubicVolume),
121 fAreaStatistics(rhs.fAreaStatistics), << 142 fSurfaceArea(rhs.fSurfaceArea), fRebuildPolyhedron(false), fpPolyhedron(0),
122 fCubVolEpsilon(rhs.fCubVolEpsilon), <<
123 fAreaAccuracy(rhs.fAreaAccuracy), <<
124 createdDisplacedSolid(rhs.createdDisplaced 143 createdDisplacedSolid(rhs.createdDisplacedSolid)
125 { 144 {
126 fPrimitives.resize(0); fPrimitivesSurfaceAre 145 fPrimitives.resize(0); fPrimitivesSurfaceArea = 0.;
127 } 146 }
128 147
129 ////////////////////////////////////////////// 148 ///////////////////////////////////////////////////////////////
130 // 149 //
131 // Assignment operator 150 // Assignment operator
132 151
133 G4BooleanSolid& G4BooleanSolid::operator = (co 152 G4BooleanSolid& G4BooleanSolid::operator = (const G4BooleanSolid& rhs)
134 { 153 {
135 // Check assignment to self 154 // Check assignment to self
136 // 155 //
137 if (this == &rhs) { return *this; } 156 if (this == &rhs) { return *this; }
138 157
139 // Copy base class data 158 // Copy base class data
140 // 159 //
141 G4VSolid::operator=(rhs); 160 G4VSolid::operator=(rhs);
142 161
143 // Copy data 162 // Copy data
144 // 163 //
145 fPtrSolidA= rhs.fPtrSolidA; fPtrSolidB= rhs. 164 fPtrSolidA= rhs.fPtrSolidA; fPtrSolidB= rhs.fPtrSolidB;
146 fCubicVolume= rhs.fCubicVolume; fSurfaceArea << 165 fStatistics= rhs.fStatistics; fCubVolEpsilon= rhs.fCubVolEpsilon;
147 fCubVolStatistics = rhs.fCubVolStatistics; f << 166 fAreaAccuracy= rhs.fAreaAccuracy; fCubicVolume= rhs.fCubicVolume;
148 fAreaStatistics = rhs.fAreaStatistics; fArea << 167 fSurfaceArea= rhs.fSurfaceArea;
149 createdDisplacedSolid= rhs.createdDisplacedS 168 createdDisplacedSolid= rhs.createdDisplacedSolid;
150 <<
151 fRebuildPolyhedron = false; 169 fRebuildPolyhedron = false;
152 delete fpPolyhedron; fpPolyhedron = nullptr; << 170 delete fpPolyhedron; fpPolyhedron = 0;
153 fPrimitives.resize(0); fPrimitivesSurfaceAre 171 fPrimitives.resize(0); fPrimitivesSurfaceArea = 0.;
154 172
155 return *this; 173 return *this;
156 } 174 }
157 175
158 ////////////////////////////////////////////// 176 ///////////////////////////////////////////////////////////////
159 // 177 //
160 // If solid is made up from a Boolean operatio 178 // If solid is made up from a Boolean operation of two solids,
161 // return the corresponding solid (for no=0 an 179 // return the corresponding solid (for no=0 and 1)
162 // If the solid is not a "Boolean", return 0 180 // If the solid is not a "Boolean", return 0
163 181
164 const G4VSolid* G4BooleanSolid::GetConstituent 182 const G4VSolid* G4BooleanSolid::GetConstituentSolid(G4int no) const
165 { 183 {
166 const G4VSolid* subSolid = nullptr; << 184 const G4VSolid* subSolid=0;
167 if( no == 0 ) 185 if( no == 0 )
168 subSolid = fPtrSolidA; 186 subSolid = fPtrSolidA;
169 else if( no == 1 ) 187 else if( no == 1 )
170 subSolid = fPtrSolidB; 188 subSolid = fPtrSolidB;
171 else 189 else
172 { 190 {
173 DumpInfo(); 191 DumpInfo();
174 G4Exception("G4BooleanSolid::GetConstituen 192 G4Exception("G4BooleanSolid::GetConstituentSolid()",
175 "GeomSolids0002", FatalExcepti 193 "GeomSolids0002", FatalException, "Invalid solid index.");
176 } 194 }
>> 195
177 return subSolid; 196 return subSolid;
178 } 197 }
179 198
180 ////////////////////////////////////////////// 199 ///////////////////////////////////////////////////////////////
181 // 200 //
182 // If solid is made up from a Boolean operatio 201 // If solid is made up from a Boolean operation of two solids,
183 // return the corresponding solid (for no=0 an 202 // return the corresponding solid (for no=0 and 1)
184 // If the solid is not a "Boolean", return 0 203 // If the solid is not a "Boolean", return 0
185 204
186 G4VSolid* G4BooleanSolid::GetConstituentSolid( 205 G4VSolid* G4BooleanSolid::GetConstituentSolid(G4int no)
187 { 206 {
188 G4VSolid* subSolid = nullptr; << 207 G4VSolid* subSolid=0;
189 if( no == 0 ) 208 if( no == 0 )
190 subSolid = fPtrSolidA; 209 subSolid = fPtrSolidA;
191 else if( no == 1 ) 210 else if( no == 1 )
192 subSolid = fPtrSolidB; 211 subSolid = fPtrSolidB;
193 else 212 else
194 { 213 {
195 DumpInfo(); 214 DumpInfo();
196 G4Exception("G4BooleanSolid::GetConstituen 215 G4Exception("G4BooleanSolid::GetConstituentSolid()",
197 "GeomSolids0002", FatalExcepti 216 "GeomSolids0002", FatalException, "Invalid solid index.");
198 } 217 }
>> 218
199 return subSolid; 219 return subSolid;
200 } 220 }
201 221
202 ////////////////////////////////////////////// 222 //////////////////////////////////////////////////////////////////////////
203 // 223 //
204 // Returns entity type 224 // Returns entity type
205 225
206 G4GeometryType G4BooleanSolid::GetEntityType() 226 G4GeometryType G4BooleanSolid::GetEntityType() const
207 { 227 {
208 return {"G4BooleanSolid"}; << 228 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 } 229 }
350 230
351 ////////////////////////////////////////////// 231 //////////////////////////////////////////////////////////////////////////
352 // 232 //
353 // Stream object contents to an output stream 233 // Stream object contents to an output stream
354 234
355 std::ostream& G4BooleanSolid::StreamInfo(std:: 235 std::ostream& G4BooleanSolid::StreamInfo(std::ostream& os) const
356 { 236 {
357 os << "------------------------------------- 237 os << "-----------------------------------------------------------\n"
358 << " *** Dump for Boolean solid - " << 238 << " *** Dump for Boolean solid - " << GetName() << " ***\n"
359 << " ================================= 239 << " ===================================================\n"
360 << " Solid type: " << GetEntityType() << 240 << " Solid type: " << GetEntityType() << "\n"
361 << " Parameters of constituent solids: \n 241 << " Parameters of constituent solids: \n"
362 << "===================================== 242 << "===========================================================\n";
363 fPtrSolidA->StreamInfo(os); 243 fPtrSolidA->StreamInfo(os);
364 fPtrSolidB->StreamInfo(os); 244 fPtrSolidB->StreamInfo(os);
365 os << "===================================== 245 os << "===========================================================\n";
366 246
367 return os; 247 return os;
368 } 248 }
369 249
370 ////////////////////////////////////////////// 250 //////////////////////////////////////////////////////////////////////////
371 // 251 //
372 // Creates list of constituent primitives of a 252 // Creates list of constituent primitives of and their placements
373 253
374 void G4BooleanSolid::GetListOfPrimitives( 254 void G4BooleanSolid::GetListOfPrimitives(
375 std::vector<std::pair<G4VSolid*,G4Trans << 255 std::vector<std::pair<G4VSolid *,G4Transform3D>>& primitives,
376 const G4Transform3D& curPlacement) cons 256 const G4Transform3D& curPlacement) const
377 { 257 {
378 G4Transform3D transform; 258 G4Transform3D transform;
379 G4VSolid* solid; 259 G4VSolid* solid;
380 G4String type; 260 G4String type;
381 261
382 // Repeat two times, first time for fPtrSoli 262 // Repeat two times, first time for fPtrSolidA and then for fPtrSolidB
383 // 263 //
384 for (auto i=0; i<2; ++i) << 264 for (G4int i=0; i<2; i++)
385 { 265 {
386 transform = curPlacement; 266 transform = curPlacement;
387 solid = (i == 0) ? fPtrSolidA : fPtrSo 267 solid = (i == 0) ? fPtrSolidA : fPtrSolidB;
388 type = solid->GetEntityType(); 268 type = solid->GetEntityType();
389 269
390 // While current solid is a trasformed sol 270 // While current solid is a trasformed solid just modify transform
391 // 271 //
392 while (type == "G4DisplacedSolid" || 272 while (type == "G4DisplacedSolid" ||
393 type == "G4ReflectedSolid" || 273 type == "G4ReflectedSolid" ||
394 type == "G4ScaledSolid") 274 type == "G4ScaledSolid")
395 { 275 {
396 if (type == "G4DisplacedSolid") 276 if (type == "G4DisplacedSolid")
397 { 277 {
398 transform = transform * G4Transform3D( 278 transform = transform * G4Transform3D(
399 ((G4DisplacedSolid*)solid) 279 ((G4DisplacedSolid*)solid)->GetObjectRotation(),
400 ((G4DisplacedSolid*)solid) 280 ((G4DisplacedSolid*)solid)->GetObjectTranslation());
401 solid = ((G4DisplacedSolid*)solid) 281 solid = ((G4DisplacedSolid*)solid)->GetConstituentMovedSolid();
402 } 282 }
403 else if (type == "G4ReflectedSolid") 283 else if (type == "G4ReflectedSolid")
404 { 284 {
405 transform= transform*((G4ReflectedSoli 285 transform= transform*((G4ReflectedSolid*)solid)->GetDirectTransform3D();
406 solid = ((G4ReflectedSolid*)solid)- 286 solid = ((G4ReflectedSolid*)solid)->GetConstituentMovedSolid();
407 } 287 }
408 else if (type == "G4ScaledSolid") 288 else if (type == "G4ScaledSolid")
409 { 289 {
410 transform = transform * ((G4ScaledSoli 290 transform = transform * ((G4ScaledSolid*)solid)->GetScaleTransform();
411 solid = ((G4ScaledSolid*)solid)->G 291 solid = ((G4ScaledSolid*)solid)->GetUnscaledSolid();
412 } 292 }
413 type = solid->GetEntityType(); 293 type = solid->GetEntityType();
414 } 294 }
415 295
416 // If current solid is a Boolean solid the 296 // If current solid is a Boolean solid then continue recursion,
417 // otherwise add it to the list of primiti 297 // otherwise add it to the list of primitives
418 // 298 //
419 if (type == "G4UnionSolid" || 299 if (type == "G4UnionSolid" ||
420 type == "G4SubtractionSolid" || 300 type == "G4SubtractionSolid" ||
421 type == "G4IntersectionSolid" || 301 type == "G4IntersectionSolid" ||
422 type == "G4BooleanSolid") 302 type == "G4BooleanSolid")
423 { 303 {
424 ((G4BooleanSolid *)solid)->GetListOfPrim 304 ((G4BooleanSolid *)solid)->GetListOfPrimitives(primitives,transform);
425 } 305 }
426 else 306 else
427 { 307 {
428 primitives.emplace_back(solid,transform) << 308 primitives.push_back(std::pair<G4VSolid*,G4Transform3D>(solid,transform));
429 } 309 }
430 } 310 }
431 } 311 }
432 312
433 ////////////////////////////////////////////// 313 //////////////////////////////////////////////////////////////////////////
434 // 314 //
435 // Returns a point (G4ThreeVector) randomly an 315 // Returns a point (G4ThreeVector) randomly and uniformly selected
436 // on the surface of the solid 316 // on the surface of the solid
437 317
438 G4ThreeVector G4BooleanSolid::GetPointOnSurfac 318 G4ThreeVector G4BooleanSolid::GetPointOnSurface() const
439 { 319 {
440 std::size_t nprims = fPrimitives.size(); << 320 G4int nprims = fPrimitives.size();
441 std::pair<G4VSolid *, G4Transform3D> prim; 321 std::pair<G4VSolid *, G4Transform3D> prim;
442 322
443 // Get list of primitives and find the total 323 // Get list of primitives and find the total area of their surfaces
444 // 324 //
445 if (nprims == 0) 325 if (nprims == 0)
446 { 326 {
447 GetListOfPrimitives(fPrimitives, G4Transfo 327 GetListOfPrimitives(fPrimitives, G4Transform3D());
448 nprims = fPrimitives.size(); 328 nprims = fPrimitives.size();
449 fPrimitivesSurfaceArea = 0.; 329 fPrimitivesSurfaceArea = 0.;
450 for (std::size_t i=0; i<nprims; ++i) << 330 for (G4int i=0; i<nprims; i++)
451 { 331 {
452 fPrimitivesSurfaceArea += fPrimitives[i] 332 fPrimitivesSurfaceArea += fPrimitives[i].first->GetSurfaceArea();
453 } 333 }
454 } 334 }
455 335
456 // Select random primitive, get random point 336 // Select random primitive, get random point on its surface and
457 // check that the point belongs to the surfa 337 // check that the point belongs to the surface of the solid
458 // 338 //
459 G4ThreeVector p; 339 G4ThreeVector p;
460 for (std::size_t k=0; k<100000; ++k) // try << 340 for (G4int k=0; k<1000000; k++) // try 1000000 times
461 { 341 {
462 G4double rand = fPrimitivesSurfaceArea * << 342 G4double rand = fPrimitivesSurfaceArea * G4UniformRand();
463 G4double area = 0.; 343 G4double area = 0.;
464 for (std::size_t i=0; i<nprims; ++i) << 344 for (G4int i=0; i<nprims; i++)
465 { 345 {
466 prim = fPrimitives[i]; 346 prim = fPrimitives[i];
467 area += prim.first->GetSurfaceArea(); 347 area += prim.first->GetSurfaceArea();
468 if (rand < area) break; 348 if (rand < area) break;
469 } 349 }
470 p = prim.first->GetPointOnSurface(); 350 p = prim.first->GetPointOnSurface();
471 p = prim.second * G4Point3D(p); 351 p = prim.second * G4Point3D(p);
472 if (Inside(p) == kSurface) return p; 352 if (Inside(p) == kSurface) return p;
473 } 353 }
474 std::ostringstream message; 354 std::ostringstream message;
475 message << "Solid - " << GetName() << "\n" 355 message << "Solid - " << GetName() << "\n"
476 << "All 100k attempts to generate a << 356 << "All attempts to generate a point on the surface have failed!\n"
477 << "The solid created may be an inva 357 << "The solid created may be an invalid Boolean construct!";
478 G4Exception("G4BooleanSolid::GetPointOnSurfa 358 G4Exception("G4BooleanSolid::GetPointOnSurface()",
479 "GeomSolids1001", JustWarning, m 359 "GeomSolids1001", JustWarning, message);
480 return p; 360 return p;
481 } 361 }
482 362
483 ////////////////////////////////////////////// 363 //////////////////////////////////////////////////////////////////////////
484 // 364 //
485 // Return total number of constituents used fo <<
486 <<
487 G4int G4BooleanSolid::GetNumOfConstituents() c <<
488 { <<
489 return (fPtrSolidA->GetNumOfConstituents() + <<
490 } <<
491 <<
492 ////////////////////////////////////////////// <<
493 // <<
494 // Return true if the resulting solid has only <<
495 <<
496 G4bool G4BooleanSolid::IsFaceted() const <<
497 { <<
498 return (fPtrSolidA->IsFaceted() && fPtrSolid <<
499 } <<
500 <<
501 ////////////////////////////////////////////// <<
502 // <<
503 // Returns polyhedron for visualization 365 // Returns polyhedron for visualization
504 366
505 G4Polyhedron* G4BooleanSolid::GetPolyhedron () 367 G4Polyhedron* G4BooleanSolid::GetPolyhedron () const
506 { 368 {
507 if (fpPolyhedron == nullptr || << 369 if (!fpPolyhedron ||
508 fRebuildPolyhedron || 370 fRebuildPolyhedron ||
509 fpPolyhedron->GetNumberOfRotationStepsAt 371 fpPolyhedron->GetNumberOfRotationStepsAtTimeOfCreation() !=
510 fpPolyhedron->GetNumberOfRotationSteps() 372 fpPolyhedron->GetNumberOfRotationSteps())
511 { 373 {
512 G4RecursiveAutoLock l(&polyhedronMutex); << 374 G4AutoLock l(&polyhedronMutex);
513 delete fpPolyhedron; 375 delete fpPolyhedron;
514 fpPolyhedron = CreatePolyhedron(); 376 fpPolyhedron = CreatePolyhedron();
515 fRebuildPolyhedron = false; 377 fRebuildPolyhedron = false;
516 l.unlock(); 378 l.unlock();
517 } 379 }
518 return fpPolyhedron; 380 return fpPolyhedron;
519 } 381 }
520 382
521 ////////////////////////////////////////////// 383 //////////////////////////////////////////////////////////////////////////
522 // 384 //
523 // Stacks polyhedra for processing. Returns to 385 // Stacks polyhedra for processing. Returns top polyhedron.
524 386
525 G4Polyhedron* 387 G4Polyhedron*
526 G4BooleanSolid::StackPolyhedron(HepPolyhedronP 388 G4BooleanSolid::StackPolyhedron(HepPolyhedronProcessor& processor,
527 const G4VSolid 389 const G4VSolid* solid) const
528 { 390 {
529 HepPolyhedronProcessor::Operation operation; 391 HepPolyhedronProcessor::Operation operation;
530 const G4String& type = solid->GetEntityType( 392 const G4String& type = solid->GetEntityType();
531 if (type == "G4UnionSolid") 393 if (type == "G4UnionSolid")
532 { operation = HepPolyhedronProcessor::UNIO 394 { operation = HepPolyhedronProcessor::UNION; }
533 else if (type == "G4IntersectionSolid") 395 else if (type == "G4IntersectionSolid")
534 { operation = HepPolyhedronProcessor::INTE 396 { operation = HepPolyhedronProcessor::INTERSECTION; }
535 else if (type == "G4SubtractionSolid") 397 else if (type == "G4SubtractionSolid")
536 { operation = HepPolyhedronProcessor::SUBT 398 { operation = HepPolyhedronProcessor::SUBTRACTION; }
537 else 399 else
538 { 400 {
539 std::ostringstream message; 401 std::ostringstream message;
540 message << "Solid - " << solid->GetName() 402 message << "Solid - " << solid->GetName()
541 << " - Unrecognised composite soli 403 << " - Unrecognised composite solid" << G4endl
542 << " Returning NULL !"; 404 << " Returning NULL !";
543 G4Exception("StackPolyhedron()", "GeomSoli 405 G4Exception("StackPolyhedron()", "GeomSolids1001", JustWarning, message);
544 return nullptr; << 406 return 0;
545 } 407 }
546 408
547 G4Polyhedron* top = nullptr; << 409 G4Polyhedron* top = 0;
548 const G4VSolid* solidA = solid->GetConstitue 410 const G4VSolid* solidA = solid->GetConstituentSolid(0);
549 const G4VSolid* solidB = solid->GetConstitue 411 const G4VSolid* solidB = solid->GetConstituentSolid(1);
550 412
551 if (solidA->GetConstituentSolid(0) != nullpt << 413 if (solidA->GetConstituentSolid(0))
552 { 414 {
553 top = StackPolyhedron(processor, solidA); 415 top = StackPolyhedron(processor, solidA);
554 } 416 }
555 else 417 else
556 { 418 {
557 top = solidA->GetPolyhedron(); 419 top = solidA->GetPolyhedron();
558 } 420 }
559 G4Polyhedron* operand = solidB->GetPolyhedro 421 G4Polyhedron* operand = solidB->GetPolyhedron();
560 if (operand != nullptr) << 422 if (operand)
561 { 423 {
562 processor.push_back (operation, *operand); 424 processor.push_back (operation, *operand);
563 } 425 }
564 else 426 else
565 { 427 {
566 std::ostringstream message; 428 std::ostringstream message;
567 message << "Solid - " << solid->GetName() 429 message << "Solid - " << solid->GetName()
568 << " - No G4Polyhedron for Boolean 430 << " - No G4Polyhedron for Boolean component";
569 G4Exception("G4BooleanSolid::StackPolyhedr 431 G4Exception("G4BooleanSolid::StackPolyhedron()",
570 "GeomSolids2001", JustWarning, 432 "GeomSolids2001", JustWarning, message);
571 } 433 }
572 434
573 return top; 435 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 } 436 }
608 437