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25 // 25 //
26 // Implementation of the base class for solids << 26 //
>> 27 // $Id: G4BooleanSolid.cc 97300 2016-06-01 09:27:19Z 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 //
>> 32 // History:
>> 33 //
>> 34 // 2016.03.16 E.Tcherniaev - added GetListOfPrimitives(),
>> 35 // reimplemented GetPointOnSurface()
>> 36 //
29 // 1998.09.10 V.Grichine - created 37 // 1998.09.10 V.Grichine - created
>> 38 //
30 // ------------------------------------------- 39 // --------------------------------------------------------------------
31 40
32 #include "G4BooleanSolid.hh" 41 #include "G4BooleanSolid.hh"
33 #include "G4VSolid.hh" 42 #include "G4VSolid.hh"
34 #include "G4DisplacedSolid.hh" 43 #include "G4DisplacedSolid.hh"
35 #include "G4ReflectedSolid.hh" 44 #include "G4ReflectedSolid.hh"
36 #include "G4ScaledSolid.hh" 45 #include "G4ScaledSolid.hh"
37 #include "G4Polyhedron.hh" 46 #include "G4Polyhedron.hh"
38 #include "HepPolyhedronProcessor.h" 47 #include "HepPolyhedronProcessor.h"
39 #include "G4QuickRand.hh" << 48 #include "Randomize.hh"
40 49
41 #include "G4AutoLock.hh" 50 #include "G4AutoLock.hh"
42 51
43 namespace 52 namespace
44 { 53 {
45 G4RecursiveMutex polyhedronMutex = G4MUTEX_I << 54 G4Mutex polyhedronMutex = G4MUTEX_INITIALIZER;
46 } 55 }
47 56
48 G4VBooleanProcessor* G4BooleanSolid::fExternal <<
49 <<
50 ////////////////////////////////////////////// 57 //////////////////////////////////////////////////////////////////
51 // 58 //
52 // Constructor 59 // Constructor
53 60
54 G4BooleanSolid::G4BooleanSolid( const G4String 61 G4BooleanSolid::G4BooleanSolid( const G4String& pName,
55 G4VSolid* pSol 62 G4VSolid* pSolidA ,
56 G4VSolid* pSol << 63 G4VSolid* pSolidB ) :
57 : G4VSolid(pName), fPtrSolidA(pSolidA), fPtr << 64 G4VSolid(pName), fStatistics(1000000), fCubVolEpsilon(0.001),
>> 65 fAreaAccuracy(-1.), fCubicVolume(0.), fSurfaceArea(0.),
>> 66 fRebuildPolyhedron(false), fpPolyhedron(0), fPrimitivesSurfaceArea(0.),
>> 67 createdDisplacedSolid(false)
58 { 68 {
>> 69 fPtrSolidA = pSolidA ;
>> 70 fPtrSolidB = pSolidB ;
59 } 71 }
60 72
61 ////////////////////////////////////////////// 73 //////////////////////////////////////////////////////////////////
62 // 74 //
63 // Constructor 75 // Constructor
64 76
65 G4BooleanSolid::G4BooleanSolid( const G4String 77 G4BooleanSolid::G4BooleanSolid( const G4String& pName,
66 G4VSolid 78 G4VSolid* pSolidA ,
67 G4VSolid 79 G4VSolid* pSolidB ,
68 G4Rotati 80 G4RotationMatrix* rotMatrix,
69 const G4ThreeV << 81 const G4ThreeVector& transVector ) :
70 : G4VSolid(pName), createdDisplacedSolid(tru << 82 G4VSolid(pName), fStatistics(1000000), fCubVolEpsilon(0.001),
>> 83 fAreaAccuracy(-1.), fCubicVolume(0.), fSurfaceArea(0.),
>> 84 fRebuildPolyhedron(false), fpPolyhedron(0), fPrimitivesSurfaceArea(0.),
>> 85 createdDisplacedSolid(true)
71 { 86 {
72 fPtrSolidA = pSolidA ; 87 fPtrSolidA = pSolidA ;
73 fPtrSolidB = new G4DisplacedSolid("placedB", 88 fPtrSolidB = new G4DisplacedSolid("placedB",pSolidB,rotMatrix,transVector) ;
74 } 89 }
75 90
76 ////////////////////////////////////////////// 91 //////////////////////////////////////////////////////////////////
77 // 92 //
78 // Constructor 93 // Constructor
79 94
80 G4BooleanSolid::G4BooleanSolid( const G4String 95 G4BooleanSolid::G4BooleanSolid( const G4String& pName,
81 G4VSolid 96 G4VSolid* pSolidA ,
82 G4VSolid 97 G4VSolid* pSolidB ,
83 const G4Transf << 98 const G4Transform3D& transform ) :
84 : G4VSolid(pName), createdDisplacedSolid(tru << 99 G4VSolid(pName), fStatistics(1000000), fCubVolEpsilon(0.001),
>> 100 fAreaAccuracy(-1.), fCubicVolume(0.), fSurfaceArea(0.),
>> 101 fRebuildPolyhedron(false), fpPolyhedron(0), fPrimitivesSurfaceArea(0.),
>> 102 createdDisplacedSolid(true)
85 { 103 {
86 fPtrSolidA = pSolidA ; 104 fPtrSolidA = pSolidA ;
87 fPtrSolidB = new G4DisplacedSolid("placedB", 105 fPtrSolidB = new G4DisplacedSolid("placedB",pSolidB,transform) ;
88 } 106 }
89 107
90 ////////////////////////////////////////////// 108 ///////////////////////////////////////////////////////////////
91 // 109 //
92 // Fake default constructor - sets only member 110 // Fake default constructor - sets only member data and allocates memory
93 // for usage restri 111 // for usage restricted to object persistency.
94 112
95 G4BooleanSolid::G4BooleanSolid( __void__& a ) 113 G4BooleanSolid::G4BooleanSolid( __void__& a )
96 : G4VSolid(a) << 114 : G4VSolid(a), fPtrSolidA(0), fPtrSolidB(0),
>> 115 fStatistics(1000000), fCubVolEpsilon(0.001),
>> 116 fAreaAccuracy(-1.), fCubicVolume(0.), fSurfaceArea(0.),
>> 117 fRebuildPolyhedron(false), fpPolyhedron(0), fPrimitivesSurfaceArea(0.),
>> 118 createdDisplacedSolid(false)
97 { 119 {
98 } 120 }
99 121
100 ////////////////////////////////////////////// 122 ///////////////////////////////////////////////////////////////
101 // 123 //
102 // Destructor deletes transformation contents 124 // Destructor deletes transformation contents of the created displaced solid
103 125
104 G4BooleanSolid::~G4BooleanSolid() 126 G4BooleanSolid::~G4BooleanSolid()
105 { 127 {
106 if(createdDisplacedSolid) 128 if(createdDisplacedSolid)
107 { 129 {
108 ((G4DisplacedSolid*)fPtrSolidB)->CleanTran 130 ((G4DisplacedSolid*)fPtrSolidB)->CleanTransformations();
109 } 131 }
110 delete fpPolyhedron; fpPolyhedron = nullptr; << 132 delete fpPolyhedron; fpPolyhedron = 0;
111 } 133 }
112 134
113 ////////////////////////////////////////////// 135 ///////////////////////////////////////////////////////////////
114 // 136 //
115 // Copy constructor 137 // Copy constructor
116 138
117 G4BooleanSolid::G4BooleanSolid(const G4Boolean 139 G4BooleanSolid::G4BooleanSolid(const G4BooleanSolid& rhs)
118 : G4VSolid (rhs), fPtrSolidA(rhs.fPtrSolidA) 140 : G4VSolid (rhs), fPtrSolidA(rhs.fPtrSolidA), fPtrSolidB(rhs.fPtrSolidB),
119 fCubicVolume(rhs.fCubicVolume), fSurfaceAr << 141 fStatistics(rhs.fStatistics), fCubVolEpsilon(rhs.fCubVolEpsilon),
120 fCubVolStatistics(rhs.fCubVolStatistics), << 142 fAreaAccuracy(rhs.fAreaAccuracy), fCubicVolume(rhs.fCubicVolume),
121 fAreaStatistics(rhs.fAreaStatistics), << 143 fSurfaceArea(rhs.fSurfaceArea), fRebuildPolyhedron(false), fpPolyhedron(0),
122 fCubVolEpsilon(rhs.fCubVolEpsilon), <<
123 fAreaAccuracy(rhs.fAreaAccuracy), <<
124 createdDisplacedSolid(rhs.createdDisplaced 144 createdDisplacedSolid(rhs.createdDisplacedSolid)
125 { 145 {
126 fPrimitives.resize(0); fPrimitivesSurfaceAre 146 fPrimitives.resize(0); fPrimitivesSurfaceArea = 0.;
127 } 147 }
128 148
129 ////////////////////////////////////////////// 149 ///////////////////////////////////////////////////////////////
130 // 150 //
131 // Assignment operator 151 // Assignment operator
132 152
133 G4BooleanSolid& G4BooleanSolid::operator = (co 153 G4BooleanSolid& G4BooleanSolid::operator = (const G4BooleanSolid& rhs)
134 { 154 {
135 // Check assignment to self 155 // Check assignment to self
136 // 156 //
137 if (this == &rhs) { return *this; } 157 if (this == &rhs) { return *this; }
138 158
139 // Copy base class data 159 // Copy base class data
140 // 160 //
141 G4VSolid::operator=(rhs); 161 G4VSolid::operator=(rhs);
142 162
143 // Copy data 163 // Copy data
144 // 164 //
145 fPtrSolidA= rhs.fPtrSolidA; fPtrSolidB= rhs. 165 fPtrSolidA= rhs.fPtrSolidA; fPtrSolidB= rhs.fPtrSolidB;
146 fCubicVolume= rhs.fCubicVolume; fSurfaceArea << 166 fStatistics= rhs.fStatistics; fCubVolEpsilon= rhs.fCubVolEpsilon;
147 fCubVolStatistics = rhs.fCubVolStatistics; f << 167 fAreaAccuracy= rhs.fAreaAccuracy; fCubicVolume= rhs.fCubicVolume;
148 fAreaStatistics = rhs.fAreaStatistics; fArea << 168 fSurfaceArea= rhs.fSurfaceArea;
149 createdDisplacedSolid= rhs.createdDisplacedS 169 createdDisplacedSolid= rhs.createdDisplacedSolid;
150 <<
151 fRebuildPolyhedron = false; 170 fRebuildPolyhedron = false;
152 delete fpPolyhedron; fpPolyhedron = nullptr; << 171 delete fpPolyhedron; fpPolyhedron = 0;
153 fPrimitives.resize(0); fPrimitivesSurfaceAre 172 fPrimitives.resize(0); fPrimitivesSurfaceArea = 0.;
154 173
155 return *this; 174 return *this;
156 } 175 }
157 176
158 ////////////////////////////////////////////// 177 ///////////////////////////////////////////////////////////////
159 // 178 //
160 // If solid is made up from a Boolean operatio 179 // If solid is made up from a Boolean operation of two solids,
161 // return the corresponding solid (for no=0 an 180 // return the corresponding solid (for no=0 and 1)
162 // If the solid is not a "Boolean", return 0 181 // If the solid is not a "Boolean", return 0
163 182
164 const G4VSolid* G4BooleanSolid::GetConstituent 183 const G4VSolid* G4BooleanSolid::GetConstituentSolid(G4int no) const
165 { 184 {
166 const G4VSolid* subSolid = nullptr; << 185 const G4VSolid* subSolid=0;
167 if( no == 0 ) 186 if( no == 0 )
168 subSolid = fPtrSolidA; 187 subSolid = fPtrSolidA;
169 else if( no == 1 ) 188 else if( no == 1 )
170 subSolid = fPtrSolidB; 189 subSolid = fPtrSolidB;
171 else 190 else
172 { 191 {
173 DumpInfo(); 192 DumpInfo();
174 G4Exception("G4BooleanSolid::GetConstituen 193 G4Exception("G4BooleanSolid::GetConstituentSolid()",
175 "GeomSolids0002", FatalExcepti 194 "GeomSolids0002", FatalException, "Invalid solid index.");
176 } 195 }
>> 196
177 return subSolid; 197 return subSolid;
178 } 198 }
179 199
180 ////////////////////////////////////////////// 200 ///////////////////////////////////////////////////////////////
181 // 201 //
182 // If solid is made up from a Boolean operatio 202 // If solid is made up from a Boolean operation of two solids,
183 // return the corresponding solid (for no=0 an 203 // return the corresponding solid (for no=0 and 1)
184 // If the solid is not a "Boolean", return 0 204 // If the solid is not a "Boolean", return 0
185 205
186 G4VSolid* G4BooleanSolid::GetConstituentSolid( 206 G4VSolid* G4BooleanSolid::GetConstituentSolid(G4int no)
187 { 207 {
188 G4VSolid* subSolid = nullptr; << 208 G4VSolid* subSolid=0;
189 if( no == 0 ) 209 if( no == 0 )
190 subSolid = fPtrSolidA; 210 subSolid = fPtrSolidA;
191 else if( no == 1 ) 211 else if( no == 1 )
192 subSolid = fPtrSolidB; 212 subSolid = fPtrSolidB;
193 else 213 else
194 { 214 {
195 DumpInfo(); 215 DumpInfo();
196 G4Exception("G4BooleanSolid::GetConstituen 216 G4Exception("G4BooleanSolid::GetConstituentSolid()",
197 "GeomSolids0002", FatalExcepti 217 "GeomSolids0002", FatalException, "Invalid solid index.");
198 } 218 }
>> 219
199 return subSolid; 220 return subSolid;
200 } 221 }
201 222
202 ////////////////////////////////////////////// 223 //////////////////////////////////////////////////////////////////////////
203 // 224 //
204 // Returns entity type 225 // Returns entity type
205 226
206 G4GeometryType G4BooleanSolid::GetEntityType() 227 G4GeometryType G4BooleanSolid::GetEntityType() const
207 { 228 {
208 return {"G4BooleanSolid"}; << 229 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 } 230 }
350 231
351 ////////////////////////////////////////////// 232 //////////////////////////////////////////////////////////////////////////
352 // 233 //
353 // Stream object contents to an output stream 234 // Stream object contents to an output stream
354 235
355 std::ostream& G4BooleanSolid::StreamInfo(std:: 236 std::ostream& G4BooleanSolid::StreamInfo(std::ostream& os) const
356 { 237 {
357 os << "------------------------------------- 238 os << "-----------------------------------------------------------\n"
358 << " *** Dump for Boolean solid - " << 239 << " *** Dump for Boolean solid - " << GetName() << " ***\n"
359 << " ================================= 240 << " ===================================================\n"
360 << " Solid type: " << GetEntityType() << 241 << " Solid type: " << GetEntityType() << "\n"
361 << " Parameters of constituent solids: \n 242 << " Parameters of constituent solids: \n"
362 << "===================================== 243 << "===========================================================\n";
363 fPtrSolidA->StreamInfo(os); 244 fPtrSolidA->StreamInfo(os);
364 fPtrSolidB->StreamInfo(os); 245 fPtrSolidB->StreamInfo(os);
365 os << "===================================== 246 os << "===========================================================\n";
366 247
367 return os; 248 return os;
368 } 249 }
369 250
370 ////////////////////////////////////////////// 251 //////////////////////////////////////////////////////////////////////////
371 // 252 //
372 // Creates list of constituent primitives of a 253 // Creates list of constituent primitives of and their placements
373 254
374 void G4BooleanSolid::GetListOfPrimitives( 255 void G4BooleanSolid::GetListOfPrimitives(
375 std::vector<std::pair<G4VSolid*,G4Trans << 256 std::vector<std::pair<G4VSolid *,G4Transform3D>>& primitives,
376 const G4Transform3D& curPlacement) cons 257 const G4Transform3D& curPlacement) const
377 { 258 {
378 G4Transform3D transform; 259 G4Transform3D transform;
379 G4VSolid* solid; 260 G4VSolid* solid;
380 G4String type; 261 G4String type;
381 262
382 // Repeat two times, first time for fPtrSoli 263 // Repeat two times, first time for fPtrSolidA and then for fPtrSolidB
383 // 264 //
384 for (auto i=0; i<2; ++i) << 265 for (G4int i=0; i<2; i++)
385 { 266 {
386 transform = curPlacement; 267 transform = curPlacement;
387 solid = (i == 0) ? fPtrSolidA : fPtrSo 268 solid = (i == 0) ? fPtrSolidA : fPtrSolidB;
388 type = solid->GetEntityType(); 269 type = solid->GetEntityType();
389 270
390 // While current solid is a trasformed sol 271 // While current solid is a trasformed solid just modify transform
391 // 272 //
392 while (type == "G4DisplacedSolid" || 273 while (type == "G4DisplacedSolid" ||
393 type == "G4ReflectedSolid" || 274 type == "G4ReflectedSolid" ||
394 type == "G4ScaledSolid") 275 type == "G4ScaledSolid")
395 { 276 {
396 if (type == "G4DisplacedSolid") 277 if (type == "G4DisplacedSolid")
397 { 278 {
398 transform = transform * G4Transform3D( 279 transform = transform * G4Transform3D(
399 ((G4DisplacedSolid*)solid) 280 ((G4DisplacedSolid*)solid)->GetObjectRotation(),
400 ((G4DisplacedSolid*)solid) 281 ((G4DisplacedSolid*)solid)->GetObjectTranslation());
401 solid = ((G4DisplacedSolid*)solid) 282 solid = ((G4DisplacedSolid*)solid)->GetConstituentMovedSolid();
402 } 283 }
403 else if (type == "G4ReflectedSolid") 284 else if (type == "G4ReflectedSolid")
404 { 285 {
405 transform= transform*((G4ReflectedSoli 286 transform= transform*((G4ReflectedSolid*)solid)->GetDirectTransform3D();
406 solid = ((G4ReflectedSolid*)solid)- 287 solid = ((G4ReflectedSolid*)solid)->GetConstituentMovedSolid();
407 } 288 }
408 else if (type == "G4ScaledSolid") 289 else if (type == "G4ScaledSolid")
409 { 290 {
410 transform = transform * ((G4ScaledSoli 291 transform = transform * ((G4ScaledSolid*)solid)->GetScaleTransform();
411 solid = ((G4ScaledSolid*)solid)->G 292 solid = ((G4ScaledSolid*)solid)->GetUnscaledSolid();
412 } 293 }
413 type = solid->GetEntityType(); 294 type = solid->GetEntityType();
414 } 295 }
415 296
416 // If current solid is a Boolean solid the 297 // If current solid is a Boolean solid then continue recursion,
417 // otherwise add it to the list of primiti 298 // otherwise add it to the list of primitives
418 // 299 //
419 if (type == "G4UnionSolid" || 300 if (type == "G4UnionSolid" ||
420 type == "G4SubtractionSolid" || 301 type == "G4SubtractionSolid" ||
421 type == "G4IntersectionSolid" || 302 type == "G4IntersectionSolid" ||
422 type == "G4BooleanSolid") 303 type == "G4BooleanSolid")
423 { 304 {
424 ((G4BooleanSolid *)solid)->GetListOfPrim 305 ((G4BooleanSolid *)solid)->GetListOfPrimitives(primitives,transform);
425 } 306 }
426 else 307 else
427 { 308 {
428 primitives.emplace_back(solid,transform) << 309 primitives.push_back(std::pair<G4VSolid*,G4Transform3D>(solid,transform));
429 } 310 }
430 } 311 }
431 } 312 }
432 313
433 ////////////////////////////////////////////// 314 //////////////////////////////////////////////////////////////////////////
434 // 315 //
435 // Returns a point (G4ThreeVector) randomly an 316 // Returns a point (G4ThreeVector) randomly and uniformly selected
436 // on the surface of the solid 317 // on the surface of the solid
437 318
438 G4ThreeVector G4BooleanSolid::GetPointOnSurfac 319 G4ThreeVector G4BooleanSolid::GetPointOnSurface() const
439 { 320 {
440 std::size_t nprims = fPrimitives.size(); << 321 G4int nprims = fPrimitives.size();
441 std::pair<G4VSolid *, G4Transform3D> prim; 322 std::pair<G4VSolid *, G4Transform3D> prim;
442 323
443 // Get list of primitives and find the total 324 // Get list of primitives and find the total area of their surfaces
444 // 325 //
445 if (nprims == 0) 326 if (nprims == 0)
446 { 327 {
447 GetListOfPrimitives(fPrimitives, G4Transfo 328 GetListOfPrimitives(fPrimitives, G4Transform3D());
448 nprims = fPrimitives.size(); 329 nprims = fPrimitives.size();
449 fPrimitivesSurfaceArea = 0.; 330 fPrimitivesSurfaceArea = 0.;
450 for (std::size_t i=0; i<nprims; ++i) << 331 for (G4int i=0; i<nprims; i++)
451 { 332 {
452 fPrimitivesSurfaceArea += fPrimitives[i] 333 fPrimitivesSurfaceArea += fPrimitives[i].first->GetSurfaceArea();
453 } 334 }
454 } 335 }
455 336
456 // Select random primitive, get random point 337 // Select random primitive, get random point on its surface and
457 // check that the point belongs to the surfa 338 // check that the point belongs to the surface of the solid
458 // 339 //
459 G4ThreeVector p; 340 G4ThreeVector p;
460 for (std::size_t k=0; k<100000; ++k) // try << 341 for (G4int k=0; k<1000000; k++) // try 1000000 times
461 { 342 {
462 G4double rand = fPrimitivesSurfaceArea * << 343 G4double rand = fPrimitivesSurfaceArea * G4UniformRand();
463 G4double area = 0.; 344 G4double area = 0.;
464 for (std::size_t i=0; i<nprims; ++i) << 345 for (G4int i=0; i<nprims; i++)
465 { 346 {
466 prim = fPrimitives[i]; 347 prim = fPrimitives[i];
467 area += prim.first->GetSurfaceArea(); 348 area += prim.first->GetSurfaceArea();
468 if (rand < area) break; 349 if (rand < area) break;
469 } 350 }
470 p = prim.first->GetPointOnSurface(); 351 p = prim.first->GetPointOnSurface();
471 p = prim.second * G4Point3D(p); 352 p = prim.second * G4Point3D(p);
472 if (Inside(p) == kSurface) return p; 353 if (Inside(p) == kSurface) return p;
473 } 354 }
474 std::ostringstream message; 355 std::ostringstream message;
475 message << "Solid - " << GetName() << "\n" 356 message << "Solid - " << GetName() << "\n"
476 << "All 100k attempts to generate a << 357 << "All attempts to generate a point on the surface have failed.\n"
477 << "The solid created may be an inva << 358 << "Returning point from the last unsuccessful attempt!";
478 G4Exception("G4BooleanSolid::GetPointOnSurfa 359 G4Exception("G4BooleanSolid::GetPointOnSurface()",
479 "GeomSolids1001", JustWarning, m 360 "GeomSolids1001", JustWarning, message);
480 return p; 361 return p;
481 } 362 }
482 363
483 ////////////////////////////////////////////// 364 //////////////////////////////////////////////////////////////////////////
484 // 365 //
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 366 // Returns polyhedron for visualization
504 367
505 G4Polyhedron* G4BooleanSolid::GetPolyhedron () 368 G4Polyhedron* G4BooleanSolid::GetPolyhedron () const
506 { 369 {
507 if (fpPolyhedron == nullptr || << 370 if (!fpPolyhedron ||
508 fRebuildPolyhedron || 371 fRebuildPolyhedron ||
509 fpPolyhedron->GetNumberOfRotationStepsAt 372 fpPolyhedron->GetNumberOfRotationStepsAtTimeOfCreation() !=
510 fpPolyhedron->GetNumberOfRotationSteps() 373 fpPolyhedron->GetNumberOfRotationSteps())
511 { 374 {
512 G4RecursiveAutoLock l(&polyhedronMutex); << 375 G4AutoLock l(&polyhedronMutex);
513 delete fpPolyhedron; 376 delete fpPolyhedron;
514 fpPolyhedron = CreatePolyhedron(); 377 fpPolyhedron = CreatePolyhedron();
515 fRebuildPolyhedron = false; 378 fRebuildPolyhedron = false;
516 l.unlock(); 379 l.unlock();
517 } 380 }
518 return fpPolyhedron; 381 return fpPolyhedron;
519 } 382 }
520 383
521 ////////////////////////////////////////////// 384 //////////////////////////////////////////////////////////////////////////
522 // 385 //
523 // Stacks polyhedra for processing. Returns to 386 // Stacks polyhedra for processing. Returns top polyhedron.
524 387
525 G4Polyhedron* 388 G4Polyhedron*
526 G4BooleanSolid::StackPolyhedron(HepPolyhedronP 389 G4BooleanSolid::StackPolyhedron(HepPolyhedronProcessor& processor,
527 const G4VSolid 390 const G4VSolid* solid) const
528 { 391 {
529 HepPolyhedronProcessor::Operation operation; 392 HepPolyhedronProcessor::Operation operation;
530 const G4String& type = solid->GetEntityType( 393 const G4String& type = solid->GetEntityType();
531 if (type == "G4UnionSolid") 394 if (type == "G4UnionSolid")
532 { operation = HepPolyhedronProcessor::UNIO 395 { operation = HepPolyhedronProcessor::UNION; }
533 else if (type == "G4IntersectionSolid") 396 else if (type == "G4IntersectionSolid")
534 { operation = HepPolyhedronProcessor::INTE 397 { operation = HepPolyhedronProcessor::INTERSECTION; }
535 else if (type == "G4SubtractionSolid") 398 else if (type == "G4SubtractionSolid")
536 { operation = HepPolyhedronProcessor::SUBT 399 { operation = HepPolyhedronProcessor::SUBTRACTION; }
537 else 400 else
538 { 401 {
539 std::ostringstream message; 402 std::ostringstream message;
540 message << "Solid - " << solid->GetName() 403 message << "Solid - " << solid->GetName()
541 << " - Unrecognised composite soli 404 << " - Unrecognised composite solid" << G4endl
542 << " Returning NULL !"; 405 << " Returning NULL !";
543 G4Exception("StackPolyhedron()", "GeomSoli 406 G4Exception("StackPolyhedron()", "GeomSolids1001", JustWarning, message);
544 return nullptr; << 407 return 0;
545 } 408 }
546 409
547 G4Polyhedron* top = nullptr; << 410 G4Polyhedron* top = 0;
548 const G4VSolid* solidA = solid->GetConstitue 411 const G4VSolid* solidA = solid->GetConstituentSolid(0);
549 const G4VSolid* solidB = solid->GetConstitue 412 const G4VSolid* solidB = solid->GetConstituentSolid(1);
550 413
551 if (solidA->GetConstituentSolid(0) != nullpt << 414 if (solidA->GetConstituentSolid(0))
552 { 415 {
553 top = StackPolyhedron(processor, solidA); 416 top = StackPolyhedron(processor, solidA);
554 } 417 }
555 else 418 else
556 { 419 {
557 top = solidA->GetPolyhedron(); 420 top = solidA->GetPolyhedron();
558 } 421 }
559 G4Polyhedron* operand = solidB->GetPolyhedro 422 G4Polyhedron* operand = solidB->GetPolyhedron();
560 if (operand != nullptr) << 423 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 } <<
572 424
573 return top; 425 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 } 426 }
608 427