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25 // 25 //
>> 26 //
>> 27 // $Id$
>> 28 //
26 // Implementation of methods for the class G4I 29 // Implementation of methods for the class G4IntersectionSolid
27 // 30 //
28 // 22.07.11 T.Nikitina: added detection of inf << 31 // History:
29 // 19.10.98 V.Grichine: new algorithm of Dista << 32 //
30 // 14.10.98 V.Grichine: implementation of the 33 // 14.10.98 V.Grichine: implementation of the first version
>> 34 // 19.10.98 V.Grichine: new algorithm of DistanceToIn(p,v)
>> 35 // 02.08.99 V.Grichine: bugs fixed in DistanceToOut(p,v,...)
>> 36 // while -> do-while & surfaceA limitations
>> 37 // 13.09.00 V.Grichine: bug fixed in SurfaceNormal(p), p can be inside
>> 38 // 22.07.11 T.Nikitina: add detection of Infinite Loop in DistanceToIn(p,v)
>> 39 //
31 // ------------------------------------------- 40 // --------------------------------------------------------------------
32 41
33 #include "G4SubtractionSolid.hh" 42 #include "G4SubtractionSolid.hh"
34 43
35 #include "G4SystemOfUnits.hh" 44 #include "G4SystemOfUnits.hh"
36 #include "G4VoxelLimits.hh" 45 #include "G4VoxelLimits.hh"
37 #include "G4VPVParameterisation.hh" 46 #include "G4VPVParameterisation.hh"
38 #include "G4GeometryTolerance.hh" 47 #include "G4GeometryTolerance.hh"
39 48
40 #include "G4VGraphicsScene.hh" 49 #include "G4VGraphicsScene.hh"
41 #include "G4Polyhedron.hh" 50 #include "G4Polyhedron.hh"
42 #include "G4PolyhedronArbitrary.hh" <<
43 #include "HepPolyhedronProcessor.h" 51 #include "HepPolyhedronProcessor.h"
44 52
45 #include "G4IntersectionSolid.hh" <<
46 <<
47 #include <sstream> 53 #include <sstream>
48 54
49 ////////////////////////////////////////////// << 55 ///////////////////////////////////////////////////////////////////
50 // 56 //
51 // Transfer all data members to G4BooleanSolid 57 // Transfer all data members to G4BooleanSolid which is responsible
52 // for them. pName will be in turn sent to G4V 58 // for them. pName will be in turn sent to G4VSolid
53 59
54 G4SubtractionSolid::G4SubtractionSolid( const 60 G4SubtractionSolid::G4SubtractionSolid( const G4String& pName,
55 61 G4VSolid* pSolidA ,
56 62 G4VSolid* pSolidB )
57 : G4BooleanSolid(pName,pSolidA,pSolidB) 63 : G4BooleanSolid(pName,pSolidA,pSolidB)
58 { 64 {
59 } 65 }
60 66
61 ////////////////////////////////////////////// << 67 ///////////////////////////////////////////////////////////////
62 // 68 //
63 // Constructor 69 // Constructor
64 70
65 G4SubtractionSolid::G4SubtractionSolid( const 71 G4SubtractionSolid::G4SubtractionSolid( const G4String& pName,
66 72 G4VSolid* pSolidA ,
67 73 G4VSolid* pSolidB ,
68 74 G4RotationMatrix* rotMatrix,
69 const 75 const G4ThreeVector& transVector )
70 : G4BooleanSolid(pName,pSolidA,pSolidB,rotMa 76 : G4BooleanSolid(pName,pSolidA,pSolidB,rotMatrix,transVector)
71 { 77 {
72 } 78 }
73 79
74 ////////////////////////////////////////////// << 80 ///////////////////////////////////////////////////////////////
75 // 81 //
76 // Constructor 82 // Constructor
77 83
78 G4SubtractionSolid::G4SubtractionSolid( const 84 G4SubtractionSolid::G4SubtractionSolid( const G4String& pName,
79 85 G4VSolid* pSolidA ,
80 86 G4VSolid* pSolidB ,
81 const 87 const G4Transform3D& transform )
82 : G4BooleanSolid(pName,pSolidA,pSolidB,trans 88 : G4BooleanSolid(pName,pSolidA,pSolidB,transform)
83 { 89 {
84 } 90 }
85 91
86 ////////////////////////////////////////////// << 92 //////////////////////////////////////////////////////////////////
87 // 93 //
88 // Fake default constructor - sets only member 94 // Fake default constructor - sets only member data and allocates memory
89 // for usage restri 95 // for usage restricted to object persistency.
90 96
91 G4SubtractionSolid::G4SubtractionSolid( __void 97 G4SubtractionSolid::G4SubtractionSolid( __void__& a )
92 : G4BooleanSolid(a) 98 : G4BooleanSolid(a)
93 { 99 {
94 } 100 }
95 101
96 ////////////////////////////////////////////// << 102 ///////////////////////////////////////////////////////////////
97 // 103 //
98 // Destructor 104 // Destructor
99 105
100 G4SubtractionSolid::~G4SubtractionSolid() = de << 106 G4SubtractionSolid::~G4SubtractionSolid()
>> 107 {
>> 108 }
101 109
102 ////////////////////////////////////////////// << 110 ///////////////////////////////////////////////////////////////
103 // 111 //
104 // Copy constructor 112 // Copy constructor
105 113
106 G4SubtractionSolid::G4SubtractionSolid(const G << 114 G4SubtractionSolid::G4SubtractionSolid(const G4SubtractionSolid& rhs)
>> 115 : G4BooleanSolid (rhs)
>> 116 {
>> 117 }
107 118
108 ////////////////////////////////////////////// << 119 ///////////////////////////////////////////////////////////////
109 // 120 //
110 // Assignment operator 121 // Assignment operator
111 122
112 G4SubtractionSolid& 123 G4SubtractionSolid&
113 G4SubtractionSolid::operator = (const G4Subtra 124 G4SubtractionSolid::operator = (const G4SubtractionSolid& rhs)
114 { 125 {
115 // Check assignment to self 126 // Check assignment to self
116 // 127 //
117 if (this == &rhs) { return *this; } 128 if (this == &rhs) { return *this; }
118 129
119 // Copy base class data 130 // Copy base class data
120 // 131 //
121 G4BooleanSolid::operator=(rhs); 132 G4BooleanSolid::operator=(rhs);
122 133
123 return *this; 134 return *this;
124 } 135 }
125 136
126 ////////////////////////////////////////////// 137 //////////////////////////////////////////////////////////////////////////
127 // 138 //
128 // Get bounding box 139 // Get bounding box
129 140
130 void 141 void
131 G4SubtractionSolid::BoundingLimits(G4ThreeVect 142 G4SubtractionSolid::BoundingLimits(G4ThreeVector& pMin,
132 G4ThreeVect 143 G4ThreeVector& pMax) const
133 { 144 {
134 // Since it is unclear how the shape of the 145 // Since it is unclear how the shape of the first solid will be changed
135 // after subtraction, just return its origin 146 // after subtraction, just return its original bounding box.
136 // 147 //
137 fPtrSolidA->BoundingLimits(pMin,pMax); 148 fPtrSolidA->BoundingLimits(pMin,pMax);
138 149
139 // Check correctness of the bounding box 150 // Check correctness of the bounding box
140 // 151 //
141 if (pMin.x() >= pMax.x() || pMin.y() >= pMax 152 if (pMin.x() >= pMax.x() || pMin.y() >= pMax.y() || pMin.z() >= pMax.z())
142 { 153 {
143 std::ostringstream message; 154 std::ostringstream message;
144 message << "Bad bounding box (min >= max) 155 message << "Bad bounding box (min >= max) for solid: "
145 << GetName() << " !" 156 << GetName() << " !"
146 << "\npMin = " << pMin 157 << "\npMin = " << pMin
147 << "\npMax = " << pMax; 158 << "\npMax = " << pMax;
148 G4Exception("G4SubtractionSolid::BoundingL 159 G4Exception("G4SubtractionSolid::BoundingLimits()", "GeomMgt0001",
149 JustWarning, message); 160 JustWarning, message);
150 DumpInfo(); 161 DumpInfo();
151 } 162 }
152 } 163 }
153 164
154 ////////////////////////////////////////////// 165 //////////////////////////////////////////////////////////////////////////
155 // 166 //
156 // Calculate extent under transform and specif 167 // Calculate extent under transform and specified limit
157 168
158 G4bool 169 G4bool
159 G4SubtractionSolid::CalculateExtent( const EAx 170 G4SubtractionSolid::CalculateExtent( const EAxis pAxis,
160 const G4V 171 const G4VoxelLimits& pVoxelLimit,
161 const G4A 172 const G4AffineTransform& pTransform,
162 G4d 173 G4double& pMin,
163 G4d 174 G4double& pMax ) const
164 { 175 {
165 // Since we cannot be sure how much the seco 176 // Since we cannot be sure how much the second solid subtracts
166 // from the first, we must use the first sol 177 // from the first, we must use the first solid's extent!
167 178
168 return fPtrSolidA->CalculateExtent( pAxis, p 179 return fPtrSolidA->CalculateExtent( pAxis, pVoxelLimit,
169 pTransfo 180 pTransform, pMin, pMax );
170 } 181 }
171 182
172 ////////////////////////////////////////////// << 183 /////////////////////////////////////////////////////
173 // 184 //
174 // Touching ? Empty subtraction ? 185 // Touching ? Empty subtraction ?
175 186
176 EInside G4SubtractionSolid::Inside( const G4Th 187 EInside G4SubtractionSolid::Inside( const G4ThreeVector& p ) const
177 { 188 {
178 EInside positionA = fPtrSolidA->Inside(p); 189 EInside positionA = fPtrSolidA->Inside(p);
179 if (positionA == kOutside) return positionA; << 190 if (positionA == kOutside) return kOutside;
180 191
181 EInside positionB = fPtrSolidB->Inside(p); 192 EInside positionB = fPtrSolidB->Inside(p);
182 if (positionB == kOutside) return positionA; << 193
183 << 194 if(positionA == kInside && positionB == kOutside)
184 if (positionB == kInside) return kOutside; << 195 {
185 if (positionA == kInside) return kSurface; / << 196 return kInside ;
186 << 197 }
187 // Point is on both surfaces << 198 else
188 // << 199 {
189 static const G4double rtol = 1000*kCarTolera << 200 static const G4double rtol
190 << 201 = 1000.0*G4GeometryTolerance::GetInstance()->GetRadialTolerance();
191 return ((fPtrSolidA->SurfaceNormal(p) - << 202 if(( positionA == kInside && positionB == kSurface) ||
192 fPtrSolidB->SurfaceNormal(p)).mag2( << 203 ( positionB == kOutside && positionA == kSurface) ||
>> 204 ( positionA == kSurface && positionB == kSurface &&
>> 205 ( fPtrSolidA->SurfaceNormal(p) -
>> 206 fPtrSolidB->SurfaceNormal(p) ).mag2() > rtol ) )
>> 207 {
>> 208 return kSurface;
>> 209 }
>> 210 else
>> 211 {
>> 212 return kOutside;
>> 213 }
>> 214 }
193 } 215 }
194 216
195 ////////////////////////////////////////////// << 217 //////////////////////////////////////////////////////////////
196 // 218 //
197 // SurfaceNormal 219 // SurfaceNormal
198 220
199 G4ThreeVector 221 G4ThreeVector
200 G4SubtractionSolid::SurfaceNormal( const G4Thr 222 G4SubtractionSolid::SurfaceNormal( const G4ThreeVector& p ) const
201 { 223 {
202 G4ThreeVector normal; 224 G4ThreeVector normal;
203 225
204 EInside InsideA = fPtrSolidA->Inside(p); 226 EInside InsideA = fPtrSolidA->Inside(p);
205 EInside InsideB = fPtrSolidB->Inside(p); 227 EInside InsideB = fPtrSolidB->Inside(p);
206 228
207 if( InsideA == kOutside ) 229 if( InsideA == kOutside )
208 { 230 {
209 #ifdef G4BOOLDEBUG 231 #ifdef G4BOOLDEBUG
210 G4cout << "WARNING - Invalid call [1] in " 232 G4cout << "WARNING - Invalid call [1] in "
211 << "G4SubtractionSolid::SurfaceNorm 233 << "G4SubtractionSolid::SurfaceNormal(p)" << G4endl
212 << " Point p is outside !" << G4en 234 << " Point p is outside !" << G4endl;
213 G4cout << " p = " << p << G4endl; 235 G4cout << " p = " << p << G4endl;
214 G4cerr << "WARNING - Invalid call [1] in " 236 G4cerr << "WARNING - Invalid call [1] in "
215 << "G4SubtractionSolid::SurfaceNorm 237 << "G4SubtractionSolid::SurfaceNormal(p)" << G4endl
216 << " Point p is outside !" << G4en 238 << " Point p is outside !" << G4endl;
217 G4cerr << " p = " << p << G4endl; 239 G4cerr << " p = " << p << G4endl;
218 #endif 240 #endif
219 normal = fPtrSolidA->SurfaceNormal(p) ; 241 normal = fPtrSolidA->SurfaceNormal(p) ;
220 } 242 }
221 else if( InsideA == kSurface && 243 else if( InsideA == kSurface &&
222 InsideB != kInside ) 244 InsideB != kInside )
223 { 245 {
224 normal = fPtrSolidA->SurfaceNormal(p) ; 246 normal = fPtrSolidA->SurfaceNormal(p) ;
225 } 247 }
226 else if( InsideA == kInside && 248 else if( InsideA == kInside &&
227 InsideB != kOutside ) 249 InsideB != kOutside )
228 { 250 {
229 normal = -fPtrSolidB->SurfaceNormal(p) ; 251 normal = -fPtrSolidB->SurfaceNormal(p) ;
230 } 252 }
231 else 253 else
232 { 254 {
233 if ( fPtrSolidA->DistanceToOut(p) <= fPtrS 255 if ( fPtrSolidA->DistanceToOut(p) <= fPtrSolidB->DistanceToIn(p) )
234 { 256 {
235 normal = fPtrSolidA->SurfaceNormal(p) ; 257 normal = fPtrSolidA->SurfaceNormal(p) ;
236 } 258 }
237 else 259 else
238 { 260 {
239 normal = -fPtrSolidB->SurfaceNormal(p) ; 261 normal = -fPtrSolidB->SurfaceNormal(p) ;
240 } 262 }
241 #ifdef G4BOOLDEBUG 263 #ifdef G4BOOLDEBUG
242 if(Inside(p) == kInside) 264 if(Inside(p) == kInside)
243 { 265 {
244 G4cout << "WARNING - Invalid call [2] in 266 G4cout << "WARNING - Invalid call [2] in "
245 << "G4SubtractionSolid::SurfaceNo 267 << "G4SubtractionSolid::SurfaceNormal(p)" << G4endl
246 << " Point p is inside !" << G4e 268 << " Point p is inside !" << G4endl;
247 G4cout << " p = " << p << G4end 269 G4cout << " p = " << p << G4endl;
248 G4cerr << "WARNING - Invalid call [2] in 270 G4cerr << "WARNING - Invalid call [2] in "
249 << "G4SubtractionSolid::SurfaceNo 271 << "G4SubtractionSolid::SurfaceNormal(p)" << G4endl
250 << " Point p is inside !" << G4e 272 << " Point p is inside !" << G4endl;
251 G4cerr << " p = " << p << G4end 273 G4cerr << " p = " << p << G4endl;
252 } 274 }
253 #endif 275 #endif
254 } 276 }
255 return normal; 277 return normal;
256 } 278 }
257 279
258 ////////////////////////////////////////////// << 280 /////////////////////////////////////////////////////////////
259 // 281 //
260 // The same algorithm as in DistanceToIn(p) 282 // The same algorithm as in DistanceToIn(p)
261 283
262 G4double 284 G4double
263 G4SubtractionSolid::DistanceToIn( const G4Thre << 285 G4SubtractionSolid::DistanceToIn( const G4ThreeVector& p,
264 const G4Thre << 286 const G4ThreeVector& v ) const
265 { 287 {
266 G4double dist = 0.0, dist2 = 0.0, disTmp = 0 288 G4double dist = 0.0, dist2 = 0.0, disTmp = 0.0;
267 289
268 #ifdef G4BOOLDEBUG 290 #ifdef G4BOOLDEBUG
269 if( Inside(p) == kInside ) 291 if( Inside(p) == kInside )
270 { 292 {
271 G4cout << "WARNING - Invalid call in " 293 G4cout << "WARNING - Invalid call in "
272 << "G4SubtractionSolid::DistanceToI 294 << "G4SubtractionSolid::DistanceToIn(p,v)" << G4endl
273 << " Point p is inside !" << G4end 295 << " Point p is inside !" << G4endl;
274 G4cout << " p = " << p << G4endl; 296 G4cout << " p = " << p << G4endl;
275 G4cout << " v = " << v << G4endl; 297 G4cout << " v = " << v << G4endl;
276 G4cerr << "WARNING - Invalid call in " 298 G4cerr << "WARNING - Invalid call in "
277 << "G4SubtractionSolid::DistanceToI 299 << "G4SubtractionSolid::DistanceToIn(p,v)" << G4endl
278 << " Point p is inside !" << G4end 300 << " Point p is inside !" << G4endl;
279 G4cerr << " p = " << p << G4endl; 301 G4cerr << " p = " << p << G4endl;
280 G4cerr << " v = " << v << G4endl; 302 G4cerr << " v = " << v << G4endl;
281 } 303 }
282 #endif 304 #endif
283 305
284 // if( // ( fPtrSolidA->Inside(p) != kOuts 306 // if( // ( fPtrSolidA->Inside(p) != kOutside) && // case1:p in both A&B
285 if ( fPtrSolidB->Inside(p) != kOutside ) 307 if ( fPtrSolidB->Inside(p) != kOutside ) // start: out of B
286 { 308 {
287 dist = fPtrSolidB->DistanceToOut(p,v) ; 309 dist = fPtrSolidB->DistanceToOut(p,v) ; // ,calcNorm,validNorm,n) ;
288 310
289 if( fPtrSolidA->Inside(p+dist*v) != kIns 311 if( fPtrSolidA->Inside(p+dist*v) != kInside )
290 { 312 {
291 G4int count1=0; 313 G4int count1=0;
292 do // Loop checking, 13.08.2015, G.C 314 do // Loop checking, 13.08.2015, G.Cosmo
293 { 315 {
294 disTmp = fPtrSolidA->DistanceToIn(p+ 316 disTmp = fPtrSolidA->DistanceToIn(p+dist*v,v) ;
295 317
296 if(disTmp == kInfinity) 318 if(disTmp == kInfinity)
297 { 319 {
298 return kInfinity ; 320 return kInfinity ;
299 } 321 }
300 dist += disTmp ; 322 dist += disTmp ;
301 323
302 if( Inside(p+dist*v) == kOutside ) 324 if( Inside(p+dist*v) == kOutside )
303 { 325 {
304 disTmp = fPtrSolidB->DistanceToOut 326 disTmp = fPtrSolidB->DistanceToOut(p+dist*v,v) ;
305 dist2 = dist+disTmp; 327 dist2 = dist+disTmp;
306 if (dist == dist2) { return dist; 328 if (dist == dist2) { return dist; } // no progress
307 dist = dist2 ; 329 dist = dist2 ;
308 ++count1; << 330 count1++;
309 if( count1 > 1000 ) // Infinite l 331 if( count1 > 1000 ) // Infinite loop detected
310 { 332 {
311 G4String nameB = fPtrSolidB->Get 333 G4String nameB = fPtrSolidB->GetName();
312 if(fPtrSolidB->GetEntityType()== 334 if(fPtrSolidB->GetEntityType()=="G4DisplacedSolid")
313 { 335 {
314 nameB = (dynamic_cast<G4Displa 336 nameB = (dynamic_cast<G4DisplacedSolid*>(fPtrSolidB))
315 ->GetConstituentMovedS 337 ->GetConstituentMovedSolid()->GetName();
316 } 338 }
317 std::ostringstream message; 339 std::ostringstream message;
318 message << "Illegal condition ca 340 message << "Illegal condition caused by solids: "
319 << fPtrSolidA->GetName() 341 << fPtrSolidA->GetName() << " and " << nameB << G4endl;
320 message.precision(16); 342 message.precision(16);
321 message << "Looping detected in 343 message << "Looping detected in point " << p+dist*v
322 << ", from original poin 344 << ", from original point " << p
323 << " and direction " << 345 << " and direction " << v << G4endl
324 << "Computed candidate d 346 << "Computed candidate distance: " << dist << "*mm. ";
325 message.precision(6); 347 message.precision(6);
326 DumpInfo(); 348 DumpInfo();
327 G4Exception("G4SubtractionSolid: 349 G4Exception("G4SubtractionSolid::DistanceToIn(p,v)",
328 "GeomSolids1001", Ju 350 "GeomSolids1001", JustWarning, message,
329 "Returning candidate 351 "Returning candidate distance.");
330 return dist; 352 return dist;
331 } 353 }
332 } 354 }
333 } 355 }
334 while( Inside(p+dist*v) == kOutside ) 356 while( Inside(p+dist*v) == kOutside ) ;
335 } 357 }
336 } 358 }
337 else // p outside A, start in A 359 else // p outside A, start in A
338 { 360 {
339 dist = fPtrSolidA->DistanceToIn(p,v) ; 361 dist = fPtrSolidA->DistanceToIn(p,v) ;
340 362
341 if( dist == kInfinity ) // past A, hence 363 if( dist == kInfinity ) // past A, hence past A\B
342 { 364 {
343 return kInfinity ; 365 return kInfinity ;
344 } 366 }
345 else 367 else
346 { 368 {
347 G4int count2=0; 369 G4int count2=0;
348 while( Inside(p+dist*v) == kOutside ) 370 while( Inside(p+dist*v) == kOutside ) // pushing loop
349 { 371 {
350 disTmp = fPtrSolidB->DistanceToOut(p 372 disTmp = fPtrSolidB->DistanceToOut(p+dist*v,v) ;
351 dist += disTmp ; 373 dist += disTmp ;
352 374
353 if( Inside(p+dist*v) == kOutside ) 375 if( Inside(p+dist*v) == kOutside )
354 { 376 {
355 disTmp = fPtrSolidA->DistanceToIn( 377 disTmp = fPtrSolidA->DistanceToIn(p+dist*v,v) ;
356 378
357 if(disTmp == kInfinity) // past A, 379 if(disTmp == kInfinity) // past A, hence past A\B
358 { 380 {
359 return kInfinity ; 381 return kInfinity ;
360 } 382 }
361 dist2 = dist+disTmp; 383 dist2 = dist+disTmp;
362 if (dist == dist2) { return dist; 384 if (dist == dist2) { return dist; } // no progress
363 dist = dist2 ; 385 dist = dist2 ;
364 ++count2; << 386 count2++;
365 if( count2 > 1000 ) // Infinite l 387 if( count2 > 1000 ) // Infinite loop detected
366 { 388 {
367 G4String nameB = fPtrSolidB->Get 389 G4String nameB = fPtrSolidB->GetName();
368 if(fPtrSolidB->GetEntityType()== 390 if(fPtrSolidB->GetEntityType()=="G4DisplacedSolid")
369 { 391 {
370 nameB = (dynamic_cast<G4Displa 392 nameB = (dynamic_cast<G4DisplacedSolid*>(fPtrSolidB))
371 ->GetConstituentMovedS 393 ->GetConstituentMovedSolid()->GetName();
372 } 394 }
373 std::ostringstream message; 395 std::ostringstream message;
374 message << "Illegal condition ca 396 message << "Illegal condition caused by solids: "
375 << fPtrSolidA->GetName() 397 << fPtrSolidA->GetName() << " and " << nameB << G4endl;
376 message.precision(16); 398 message.precision(16);
377 message << "Looping detected in 399 message << "Looping detected in point " << p+dist*v
378 << ", from original poin 400 << ", from original point " << p
379 << " and direction " << 401 << " and direction " << v << G4endl
380 << "Computed candidate d 402 << "Computed candidate distance: " << dist << "*mm. ";
381 message.precision(6); 403 message.precision(6);
382 DumpInfo(); 404 DumpInfo();
383 G4Exception("G4SubtractionSolid: 405 G4Exception("G4SubtractionSolid::DistanceToIn(p,v)",
384 "GeomSolids1001", Ju 406 "GeomSolids1001", JustWarning, message,
385 "Returning candidate 407 "Returning candidate distance.");
386 return dist; 408 return dist;
387 } 409 }
388 } 410 }
389 } // Loop checking, 13.08.2015, G.C 411 } // Loop checking, 13.08.2015, G.Cosmo
390 } 412 }
391 } 413 }
392 414
393 return dist ; 415 return dist ;
394 } 416 }
395 417
396 ////////////////////////////////////////////// << 418 ////////////////////////////////////////////////////////
397 // 419 //
398 // Approximate nearest distance from the point 420 // Approximate nearest distance from the point p to the intersection of
399 // two solids. It is usually underestimated fr 421 // two solids. It is usually underestimated from the point of view of
400 // isotropic safety 422 // isotropic safety
401 423
402 G4double 424 G4double
403 G4SubtractionSolid::DistanceToIn( const G4Thre 425 G4SubtractionSolid::DistanceToIn( const G4ThreeVector& p ) const
404 { 426 {
405 G4double dist = 0.0; << 427 G4double dist=0.0;
406 428
407 #ifdef G4BOOLDEBUG 429 #ifdef G4BOOLDEBUG
408 if( Inside(p) == kInside ) 430 if( Inside(p) == kInside )
409 { 431 {
410 G4cout << "WARNING - Invalid call in " 432 G4cout << "WARNING - Invalid call in "
411 << "G4SubtractionSolid::DistanceToI 433 << "G4SubtractionSolid::DistanceToIn(p)" << G4endl
412 << " Point p is inside !" << G4end 434 << " Point p is inside !" << G4endl;
413 G4cout << " p = " << p << G4endl; 435 G4cout << " p = " << p << G4endl;
414 G4cerr << "WARNING - Invalid call in " 436 G4cerr << "WARNING - Invalid call in "
415 << "G4SubtractionSolid::DistanceToI 437 << "G4SubtractionSolid::DistanceToIn(p)" << G4endl
416 << " Point p is inside !" << G4end 438 << " Point p is inside !" << G4endl;
417 G4cerr << " p = " << p << G4endl; 439 G4cerr << " p = " << p << G4endl;
418 } 440 }
419 #endif 441 #endif
420 442
421 if( ( fPtrSolidA->Inside(p) != kOutside) && 443 if( ( fPtrSolidA->Inside(p) != kOutside) && // case 1
422 ( fPtrSolidB->Inside(p) != kOutside) 444 ( fPtrSolidB->Inside(p) != kOutside) )
423 { 445 {
424 dist = fPtrSolidB->DistanceToOut(p); << 446 dist= fPtrSolidB->DistanceToOut(p) ;
425 } 447 }
426 else 448 else
427 { 449 {
428 dist = fPtrSolidA->DistanceToIn(p); << 450 dist= fPtrSolidA->DistanceToIn(p) ;
429 } 451 }
430 452
431 return dist; 453 return dist;
432 } 454 }
433 455
434 ////////////////////////////////////////////// << 456 //////////////////////////////////////////////////////////
435 // 457 //
436 // The same algorithm as DistanceToOut(p) 458 // The same algorithm as DistanceToOut(p)
437 459
438 G4double 460 G4double
439 G4SubtractionSolid::DistanceToOut( const G4Thr 461 G4SubtractionSolid::DistanceToOut( const G4ThreeVector& p,
440 const G4Thr << 462 const G4ThreeVector& v,
441 const G4boo << 463 const G4bool calcNorm,
442 G4boo << 464 G4bool *validNorm,
443 G4Thr << 465 G4ThreeVector *n ) const
444 { 466 {
445 #ifdef G4BOOLDEBUG 467 #ifdef G4BOOLDEBUG
446 if( Inside(p) == kOutside ) 468 if( Inside(p) == kOutside )
447 { 469 {
448 G4cout << "Position:" << G4endl << G4en 470 G4cout << "Position:" << G4endl << G4endl;
449 G4cout << "p.x() = " << p.x()/mm << " 471 G4cout << "p.x() = " << p.x()/mm << " mm" << G4endl;
450 G4cout << "p.y() = " << p.y()/mm << " 472 G4cout << "p.y() = " << p.y()/mm << " mm" << G4endl;
451 G4cout << "p.z() = " << p.z()/mm << " 473 G4cout << "p.z() = " << p.z()/mm << " mm" << G4endl << G4endl;
452 G4cout << "Direction:" << G4endl << G4en 474 G4cout << "Direction:" << G4endl << G4endl;
453 G4cout << "v.x() = " << v.x() << G4end 475 G4cout << "v.x() = " << v.x() << G4endl;
454 G4cout << "v.y() = " << v.y() << G4end 476 G4cout << "v.y() = " << v.y() << G4endl;
455 G4cout << "v.z() = " << v.z() << G4end 477 G4cout << "v.z() = " << v.z() << G4endl << G4endl;
456 G4cout << "WARNING - Invalid call in " 478 G4cout << "WARNING - Invalid call in "
457 << "G4SubtractionSolid::DistanceT 479 << "G4SubtractionSolid::DistanceToOut(p,v)" << G4endl
458 << " Point p is outside !" << G4 480 << " Point p is outside !" << G4endl;
459 G4cout << " p = " << p << G4end 481 G4cout << " p = " << p << G4endl;
460 G4cout << " v = " << v << G4end 482 G4cout << " v = " << v << G4endl;
461 G4cerr << "WARNING - Invalid call in " 483 G4cerr << "WARNING - Invalid call in "
462 << "G4SubtractionSolid::DistanceT 484 << "G4SubtractionSolid::DistanceToOut(p,v)" << G4endl
463 << " Point p is outside !" << G4 485 << " Point p is outside !" << G4endl;
464 G4cerr << " p = " << p << G4end 486 G4cerr << " p = " << p << G4endl;
465 G4cerr << " v = " << v << G4end 487 G4cerr << " v = " << v << G4endl;
466 } 488 }
467 #endif 489 #endif
468 490
469 G4double distout; 491 G4double distout;
470 G4double distA = fPtrSolidA->DistanceToOut 492 G4double distA = fPtrSolidA->DistanceToOut(p,v,calcNorm,validNorm,n) ;
471 G4double distB = fPtrSolidB->DistanceToIn( 493 G4double distB = fPtrSolidB->DistanceToIn(p,v) ;
472 if(distB < distA) 494 if(distB < distA)
473 { 495 {
474 if(calcNorm) 496 if(calcNorm)
475 { 497 {
476 *n = -(fPtrSolidB->SurfaceNormal(p+dis 498 *n = -(fPtrSolidB->SurfaceNormal(p+distB*v)) ;
477 *validNorm = false ; 499 *validNorm = false ;
478 } 500 }
479 distout= distB ; 501 distout= distB ;
480 } 502 }
481 else 503 else
482 { 504 {
483 distout= distA ; 505 distout= distA ;
484 } 506 }
485 return distout; 507 return distout;
486 } 508 }
487 509
488 ////////////////////////////////////////////// << 510 //////////////////////////////////////////////////////////////
489 // 511 //
490 // Inverted algorithm of DistanceToIn(p) 512 // Inverted algorithm of DistanceToIn(p)
491 513
492 G4double 514 G4double
493 G4SubtractionSolid::DistanceToOut( const G4Thr 515 G4SubtractionSolid::DistanceToOut( const G4ThreeVector& p ) const
494 { 516 {
495 G4double dist=0.0; 517 G4double dist=0.0;
496 518
497 if( Inside(p) == kOutside ) 519 if( Inside(p) == kOutside )
498 { 520 {
499 #ifdef G4BOOLDEBUG 521 #ifdef G4BOOLDEBUG
500 G4cout << "WARNING - Invalid call in " 522 G4cout << "WARNING - Invalid call in "
501 << "G4SubtractionSolid::DistanceToO 523 << "G4SubtractionSolid::DistanceToOut(p)" << G4endl
502 << " Point p is outside" << G4endl 524 << " Point p is outside" << G4endl;
503 G4cout << " p = " << p << G4endl; 525 G4cout << " p = " << p << G4endl;
504 G4cerr << "WARNING - Invalid call in " 526 G4cerr << "WARNING - Invalid call in "
505 << "G4SubtractionSolid::DistanceToO 527 << "G4SubtractionSolid::DistanceToOut(p)" << G4endl
506 << " Point p is outside" << G4endl 528 << " Point p is outside" << G4endl;
507 G4cerr << " p = " << p << G4endl; 529 G4cerr << " p = " << p << G4endl;
508 #endif 530 #endif
509 } 531 }
510 else 532 else
511 { 533 {
512 dist= std::min(fPtrSolidA->DistanceToOut( 534 dist= std::min(fPtrSolidA->DistanceToOut(p),
513 fPtrSolidB->DistanceToIn 535 fPtrSolidB->DistanceToIn(p) ) ;
514 } 536 }
515 return dist; 537 return dist;
516 } 538 }
517 539
518 ////////////////////////////////////////////// << 540 //////////////////////////////////////////////////////////////
519 // 541 //
520 // 542 //
521 543
522 G4GeometryType G4SubtractionSolid::GetEntityTy 544 G4GeometryType G4SubtractionSolid::GetEntityType() const
523 { 545 {
524 return {"G4SubtractionSolid"}; << 546 return G4String("G4SubtractionSolid");
525 } 547 }
526 548
527 ////////////////////////////////////////////// 549 //////////////////////////////////////////////////////////////////////////
528 // 550 //
529 // Make a clone of the object 551 // Make a clone of the object
530 552
531 G4VSolid* G4SubtractionSolid::Clone() const 553 G4VSolid* G4SubtractionSolid::Clone() const
532 { 554 {
533 return new G4SubtractionSolid(*this); 555 return new G4SubtractionSolid(*this);
534 } 556 }
535 557
536 ////////////////////////////////////////////// << 558 //////////////////////////////////////////////////////////////
>> 559 //
537 // 560 //
538 // ComputeDimensions <<
539 561
540 void 562 void
541 G4SubtractionSolid::ComputeDimensions( G 563 G4SubtractionSolid::ComputeDimensions( G4VPVParameterisation*,
542 const G 564 const G4int,
543 const G 565 const G4VPhysicalVolume* )
544 { 566 {
545 } 567 }
546 568
547 ////////////////////////////////////////////// << 569 /////////////////////////////////////////////////
548 // 570 //
549 // DescribeYourselfTo << 571 //
550 572
551 void 573 void
552 G4SubtractionSolid::DescribeYourselfTo ( G4VGr 574 G4SubtractionSolid::DescribeYourselfTo ( G4VGraphicsScene& scene ) const
553 { 575 {
554 scene.AddSolid (*this); 576 scene.AddSolid (*this);
555 } 577 }
556 578
557 ////////////////////////////////////////////// << 579 ////////////////////////////////////////////////////
558 // 580 //
559 // CreatePolyhedron <<
560 <<
561 G4Polyhedron* G4SubtractionSolid::CreatePolyhe <<
562 { <<
563 if (fExternalBoolProcessor == nullptr) <<
564 { <<
565 HepPolyhedronProcessor processor; <<
566 // Stack components and components of comp <<
567 // See G4BooleanSolid::StackPolyhedron <<
568 G4Polyhedron* top = StackPolyhedron(proces <<
569 auto result = new G4Polyhedron(*top); <<
570 if (processor.execute(*result)) <<
571 { <<
572 return result; <<
573 } <<
574 else <<
575 { <<
576 return nullptr; <<
577 } <<
578 } <<
579 else <<
580 { <<
581 return fExternalBoolProcessor->Process(thi <<
582 } <<
583 } <<
584 <<
585 ////////////////////////////////////////////// <<
586 // <<
587 // GetCubicVolume <<
588 // 581 //
589 582
590 G4double G4SubtractionSolid::GetCubicVolume() << 583 G4Polyhedron*
>> 584 G4SubtractionSolid::CreatePolyhedron () const
591 { 585 {
592 if( fCubicVolume >= 0. ) << 586 HepPolyhedronProcessor processor;
593 { << 587 // Stack components and components of components recursively
594 return fCubicVolume; << 588 // See G4BooleanSolid::StackPolyhedron
595 } << 589 G4Polyhedron* top = StackPolyhedron(processor, this);
596 G4ThreeVector bminA, bmaxA, bminB, bmaxB; << 590 G4Polyhedron* result = new G4Polyhedron(*top);
597 fPtrSolidA->BoundingLimits(bminA, bmaxA); << 591 if (processor.execute(*result)) { return result; }
598 fPtrSolidB->BoundingLimits(bminB, bmaxB); << 592 else { return 0; }
599 G4bool noIntersection = <<
600 bminA.x() >= bmaxB.x() || bminA.y() >= bm <<
601 bminB.x() >= bmaxA.x() || bminB.y() >= bm <<
602 <<
603 if (noIntersection) <<
604 { <<
605 fCubicVolume = fPtrSolidA->GetCubicVolume( <<
606 } <<
607 else <<
608 { <<
609 if (GetNumOfConstituents() > 10) <<
610 { <<
611 fCubicVolume = G4BooleanSolid::GetCubicV <<
612 } <<
613 else <<
614 { <<
615 G4IntersectionSolid intersectVol("Tempor <<
616 fPtrSo <<
617 intersectVol.SetCubVolStatistics(GetCubV <<
618 intersectVol.SetCubVolEpsilon(GetCubVolE <<
619 <<
620 G4double cubVolumeA = fPtrSolidA->GetCub <<
621 fCubicVolume = cubVolumeA - intersectVol <<
622 if (fCubicVolume < 0.01*cubVolumeA) fCub <<
623 } <<
624 } <<
625 return fCubicVolume; <<
626 } 593 }
627 594