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>> 25 //
>> 26 //
>> 27 // $Id: G4MultiNavigator.cc,v 1.11 2010/09/06 09:49:15 gcosmo Exp $
>> 28 // GEANT4 tag $ Name: $
25 // 29 //
26 // class G4MultiNavigator Implementation << 30 // class G4PathFinder Implementation
27 // 31 //
28 // Author: John Apostolakis, November 2006 32 // Author: John Apostolakis, November 2006
29 // ------------------------------------------- 33 // --------------------------------------------------------------------
30 34
31 #include <iomanip> <<
32 <<
33 #include "G4MultiNavigator.hh" 35 #include "G4MultiNavigator.hh"
34 36
35 class G4FieldManager; 37 class G4FieldManager;
36 38
37 #include "G4SystemOfUnits.hh" <<
38 #include "G4Navigator.hh" 39 #include "G4Navigator.hh"
39 #include "G4PropagatorInField.hh" 40 #include "G4PropagatorInField.hh"
40 #include "G4TransportationManager.hh" 41 #include "G4TransportationManager.hh"
41 42
42 // ------------------------------------------- << 43 #include <iomanip>
43 44
44 G4MultiNavigator::G4MultiNavigator() << 45 // ********************************************************************
>> 46 // Constructor
>> 47 // ********************************************************************
>> 48 //
>> 49 G4MultiNavigator::G4MultiNavigator()
>> 50 : G4Navigator(), fLastMassWorld(0)
45 { 51 {
>> 52 fNoActiveNavigators= 0;
46 G4ThreeVector Big3Vector( kInfinity, kInfini 53 G4ThreeVector Big3Vector( kInfinity, kInfinity, kInfinity );
47 fLastLocatedPosition = Big3Vector; 54 fLastLocatedPosition = Big3Vector;
48 fSafetyLocation = Big3Vector; 55 fSafetyLocation = Big3Vector;
49 fPreStepLocation = Big3Vector; 56 fPreStepLocation = Big3Vector;
50 57
51 for(auto num=0; num< fMaxNav; ++num ) << 58 fMinSafety_PreStepPt= -1.0;
>> 59 fMinSafety_atSafLocation= -1.0;
>> 60 fMinSafety= -kInfinity;
>> 61 fTrueMinStep= fMinStep= -kInfinity;
>> 62
>> 63 for(register int num=0; num< fMaxNav; ++num )
52 { 64 {
53 fpNavigator[num] = nullptr; << 65 fpNavigator[num] = 0;
54 fLimitTruth[num] = false; 66 fLimitTruth[num] = false;
55 fLimitedStep[num] = kUndefLimited; 67 fLimitedStep[num] = kUndefLimited;
56 fCurrentStepSize[num] = fNewSafety[num] = 68 fCurrentStepSize[num] = fNewSafety[num] = -1.0;
57 fLocatedVolume[num] = nullptr; << 69 fLocatedVolume[num] = 0;
58 } 70 }
59 71
60 pTransportManager= G4TransportationManager:: 72 pTransportManager= G4TransportationManager::GetTransportationManager();
61 73
62 G4Navigator* massNav= pTransportManager->Get 74 G4Navigator* massNav= pTransportManager->GetNavigatorForTracking();
63 if( massNav != nullptr ) << 75 if( massNav )
64 { 76 {
65 G4VPhysicalVolume* pWorld= massNav->GetWor 77 G4VPhysicalVolume* pWorld= massNav->GetWorldVolume();
66 if( pWorld != nullptr ) << 78 if( pWorld )
67 { 79 {
68 SetWorldVolume( pWorld ); 80 SetWorldVolume( pWorld );
69 fLastMassWorld = pWorld; 81 fLastMassWorld = pWorld;
70 } 82 }
71 } 83 }
72 } 84 }
73 85
74 // ------------------------------------------- << 86 G4MultiNavigator::~G4MultiNavigator()
75 << 87 {
76 G4MultiNavigator::~G4MultiNavigator() = defaul << 88 }
77 <<
78 // ------------------------------------------- <<
79 89
80 G4double G4MultiNavigator::ComputeStep(const G << 90 G4double G4MultiNavigator::ComputeStep(const G4ThreeVector &pGlobalPoint,
81 const G << 91 const G4ThreeVector &pDirection,
82 const G 92 const G4double proposedStepLength,
83 G << 93 G4double &pNewSafety)
84 { 94 {
85 G4double safety= 0.0, step=0.0; 95 G4double safety= 0.0, step=0.0;
86 G4double minSafety= kInfinity, minStep= kInf 96 G4double minSafety= kInfinity, minStep= kInfinity;
87 97
88 fNoLimitingStep= -1; <<
89 fIdNavLimiting= -1; // Reset for new ste <<
90 <<
91 #ifdef G4DEBUG_NAVIGATION 98 #ifdef G4DEBUG_NAVIGATION
92 if( fVerbose > 2 ) 99 if( fVerbose > 2 )
93 { 100 {
94 G4cout << " G4MultiNavigator::ComputeStep 101 G4cout << " G4MultiNavigator::ComputeStep : entered " << G4endl;
95 G4cout << " Input position= " << pGlobal 102 G4cout << " Input position= " << pGlobalPoint
96 << " direction= " << pDirect 103 << " direction= " << pDirection << G4endl;
97 G4cout << " Requested step= " << propose 104 G4cout << " Requested step= " << proposedStepLength << G4endl;
98 } 105 }
99 #endif 106 #endif
100 107
101 std::vector<G4Navigator*>::iterator pNavigat 108 std::vector<G4Navigator*>::iterator pNavigatorIter;
102 109
103 pNavigatorIter= pTransportManager-> GetActiv 110 pNavigatorIter= pTransportManager-> GetActiveNavigatorsIterator();
104 111
105 G4ThreeVector initialPosition = pGlobalPoint 112 G4ThreeVector initialPosition = pGlobalPoint;
106 G4ThreeVector initialDirection= pDirection; 113 G4ThreeVector initialDirection= pDirection;
107 114
108 for( auto num=0; num< fNoActiveNavigators; + << 115 for( register int num=0; num< fNoActiveNavigators; ++pNavigatorIter,++num )
109 { 116 {
110 safety= kInfinity; 117 safety= kInfinity;
111 118
112 step= (*pNavigatorIter)->ComputeStep( ini 119 step= (*pNavigatorIter)->ComputeStep( initialPosition,
113 ini 120 initialDirection,
114 pro 121 proposedStepLength,
115 saf 122 safety );
116 if( safety < minSafety ){ minSafety = saf 123 if( safety < minSafety ){ minSafety = safety; }
117 if( step < minStep ) { minStep= step; 124 if( step < minStep ) { minStep= step; }
118 125
119 fCurrentStepSize[num] = step; 126 fCurrentStepSize[num] = step;
120 fNewSafety[num]= safety; 127 fNewSafety[num]= safety;
121 // This is currently the safety from the 128 // This is currently the safety from the last sub-step
122 129
123 #ifdef G4DEBUG_NAVIGATION 130 #ifdef G4DEBUG_NAVIGATION
124 if( fVerbose > 2 ) 131 if( fVerbose > 2 )
125 { 132 {
126 G4cout << "G4MultiNavigator::ComputeSte 133 G4cout << "G4MultiNavigator::ComputeStep : Navigator ["
127 << num << "] -- step size " << s 134 << num << "] -- step size " << step
128 << " safety= " << safety << G4en 135 << " safety= " << safety << G4endl;
129 } 136 }
130 #endif 137 #endif
131 } 138 }
132 139
133 // Save safety value, related position 140 // Save safety value, related position
134 // 141 //
135 fPreStepLocation = initialPosition; 142 fPreStepLocation = initialPosition;
136 fMinSafety_PreStepPt = minSafety; 143 fMinSafety_PreStepPt = minSafety;
137 fMinStep = minStep; 144 fMinStep = minStep;
138 145
139 if( fMinStep == kInfinity ) 146 if( fMinStep == kInfinity )
140 { 147 {
141 fTrueMinStep = proposedStepLength; // 148 fTrueMinStep = proposedStepLength; // Use this below for endpoint !!
142 } 149 }
143 else 150 else
144 { 151 {
145 fTrueMinStep = minStep; 152 fTrueMinStep = minStep;
146 } 153 }
147 154
148 #ifdef G4DEBUG_NAVIGATION 155 #ifdef G4DEBUG_NAVIGATION
149 if( fVerbose > 1 ) 156 if( fVerbose > 1 )
150 { 157 {
151 G4ThreeVector endPosition = initialPositio 158 G4ThreeVector endPosition = initialPosition+fTrueMinStep*initialDirection;
152 159
153 G4int oldPrec = G4cout.precision(8); 160 G4int oldPrec = G4cout.precision(8);
154 G4cout << "G4MultiNavigator::ComputeStep : 161 G4cout << "G4MultiNavigator::ComputeStep : "
155 << " initialPosition = " << initial 162 << " initialPosition = " << initialPosition
156 << " and endPosition = " << endPosi 163 << " and endPosition = " << endPosition << G4endl;
157 G4cout.precision( oldPrec ); 164 G4cout.precision( oldPrec );
158 } 165 }
159 #endif 166 #endif
160 167
161 pNewSafety = minSafety; 168 pNewSafety = minSafety;
162 169
163 this->WhichLimited(); 170 this->WhichLimited();
164 171
165 #ifdef G4DEBUG_NAVIGATION 172 #ifdef G4DEBUG_NAVIGATION
166 if( fVerbose > 2 ) 173 if( fVerbose > 2 )
167 { 174 {
168 G4cout << " G4MultiNavigator::ComputeStep 175 G4cout << " G4MultiNavigator::ComputeStep : exits returning "
169 << minStep << G4endl; 176 << minStep << G4endl;
170 } 177 }
171 #endif 178 #endif
172 179
173 return minStep; // must return kInfinity if 180 return minStep; // must return kInfinity if do not limit step
174 } 181 }
175 182
176 // ------------------------------------------- 183 // ----------------------------------------------------------------------
177 184
178 G4double 185 G4double
179 G4MultiNavigator::ObtainFinalStep( G4int n 186 G4MultiNavigator::ObtainFinalStep( G4int navigatorId,
180 G4double& p << 187 G4double &pNewSafety, // for this geometry
181 G4double& m << 188 G4double &minStep,
182 ELimited& l << 189 ELimited &limitedStep)
183 { 190 {
184 if( navigatorId > fNoActiveNavigators ) 191 if( navigatorId > fNoActiveNavigators )
185 { 192 {
186 std::ostringstream message; << 193 G4cerr << "ERROR - G4MultiNavigator::ObtainFinalStep()"
187 message << "Bad Navigator Id!" << G4endl << 194 << " Navigator Id = " << navigatorId
188 << " Navigator Id = " << n << 195 << " No Active = " << fNoActiveNavigators << " . "
189 << " No Active = " << fNoA << 196 << G4endl;
190 G4Exception("G4MultiNavigator::ObtainFina << 197 G4Exception("G4MultiNavigator::ObtainFinalStep()", "InvalidSetup",
191 FatalException, message); << 198 FatalException, "Bad Navigator Id" );
192 } 199 }
193 200
194 // Prepare the information to return 201 // Prepare the information to return
195 // 202 //
196 pNewSafety = fNewSafety[ navigatorId ]; 203 pNewSafety = fNewSafety[ navigatorId ];
197 limitedStep = fLimitedStep[ navigatorId ]; 204 limitedStep = fLimitedStep[ navigatorId ];
198 minStep= fMinStep; 205 minStep= fMinStep;
199 206
200 #ifdef G4DEBUG_NAVIGATION 207 #ifdef G4DEBUG_NAVIGATION
201 if( fVerbose > 1 ) 208 if( fVerbose > 1 )
202 { 209 {
203 G4cout << " G4MultiNavigator::ComputeStep 210 G4cout << " G4MultiNavigator::ComputeStep returns "
204 << fCurrentStepSize[ navigatorId ] 211 << fCurrentStepSize[ navigatorId ]
205 << " for Navigator " << navigatorI 212 << " for Navigator " << navigatorId
206 << " Limited step = " << limitedSt 213 << " Limited step = " << limitedStep
207 << " Safety(mm) = " << pNewSafety 214 << " Safety(mm) = " << pNewSafety / mm << G4endl;
208 } 215 }
209 #endif 216 #endif
210 217
211 return fCurrentStepSize[ navigatorId ]; 218 return fCurrentStepSize[ navigatorId ];
212 } 219 }
213 220
214 // ------------------------------------------- 221 // ----------------------------------------------------------------------
215 222
216 void G4MultiNavigator::PrepareNewTrack( const << 223 void G4MultiNavigator::PrepareNewTrack( const G4ThreeVector position,
217 const 224 const G4ThreeVector direction )
218 { 225 {
219 #ifdef G4DEBUG_NAVIGATION 226 #ifdef G4DEBUG_NAVIGATION
220 if( fVerbose > 1 ) 227 if( fVerbose > 1 )
221 { 228 {
222 G4cout << " Entered G4MultiNavigator::Prep 229 G4cout << " Entered G4MultiNavigator::PrepareNewTrack() " << G4endl;
223 } 230 }
224 #endif 231 #endif
225 232
226 G4MultiNavigator::PrepareNavigators(); 233 G4MultiNavigator::PrepareNavigators();
227 234
228 LocateGlobalPointAndSetup( position, &direct 235 LocateGlobalPointAndSetup( position, &direction, false, false );
229 // 236 //
230 // The first location for each Navigator mus 237 // The first location for each Navigator must be non-relative
231 // or else call ResetStackAndState() for eac 238 // or else call ResetStackAndState() for each Navigator
232 // Use direction to get correct side of boun 239 // Use direction to get correct side of boundary (ignore dir= false)
233 } 240 }
234 241
235 // ------------------------------------------- 242 // ----------------------------------------------------------------------
236 243
237 void G4MultiNavigator::PrepareNavigators() 244 void G4MultiNavigator::PrepareNavigators()
238 { 245 {
239 // Key purposes: 246 // Key purposes:
240 // - Check and cache set of active navigat 247 // - Check and cache set of active navigators
241 // - Reset state for new track 248 // - Reset state for new track
242 249
243 #ifdef G4DEBUG_NAVIGATION 250 #ifdef G4DEBUG_NAVIGATION
244 if( fVerbose > 1 ) 251 if( fVerbose > 1 )
245 { 252 {
246 G4cout << " Entered G4MultiNavigator::Prep 253 G4cout << " Entered G4MultiNavigator::PrepareNavigators() " << G4endl;
247 } 254 }
248 #endif 255 #endif
249 256
250 // Message the transportation-manager to fin 257 // Message the transportation-manager to find active navigators
251 258
252 std::vector<G4Navigator*>::const_iterator pN << 259 std::vector<G4Navigator*>::iterator pNavigatorIter;
253 fNoActiveNavigators = (G4int)pTransportManag << 260 fNoActiveNavigators= pTransportManager-> GetNoActiveNavigators();
254 261
255 if( fNoActiveNavigators > fMaxNav ) 262 if( fNoActiveNavigators > fMaxNav )
256 { 263 {
257 std::ostringstream message; << 264 G4cerr << "ERROR - G4MultiNavigator::PrepareNavigators()"
258 message << "Too many active Navigators / w << 265 << " Too many active Navigators (worlds): "
259 << " Active Navigators (wor << 266 << fNoActiveNavigators << G4endl
260 << fNoActiveNavigators << G4endl << 267 << " which is more than the number allowed: "
261 << " which is more than the << 268 << fMaxNav << " !" << G4endl;
262 << fMaxNav << " !"; << 269 G4Exception("G4MultiNavigator::PrepareNavigators()", "InvalidSetup",
263 G4Exception("G4MultiNavigator::PrepareNavi << 270 FatalException, "Too many active Navigators / worlds !");
264 FatalException, message); <<
265 } 271 }
266 272
267 pNavigatorIter= pTransportManager->GetActive << 273 pNavigatorIter= pTransportManager-> GetActiveNavigatorsIterator();
268 for( auto num=0; num< fNoActiveNavigators; + << 274 for( register int num=0; num< fNoActiveNavigators; ++pNavigatorIter,++num )
269 { 275 {
270 fpNavigator[num] = *pNavigatorIter; << 276 fpNavigator[num] = *pNavigatorIter;
271 fLimitTruth[num] = false; 277 fLimitTruth[num] = false;
272 fLimitedStep[num] = kDoNot; 278 fLimitedStep[num] = kDoNot;
273 fCurrentStepSize[num] = 0.0; 279 fCurrentStepSize[num] = 0.0;
274 fLocatedVolume[num] = nullptr; << 280 fLocatedVolume[num] = 0;
275 } 281 }
276 fWasLimitedByGeometry = false; 282 fWasLimitedByGeometry = false;
277 283
278 // Check the world volume of the mass naviga 284 // Check the world volume of the mass navigator
279 // in case a call to SetWorldVolume() change 285 // in case a call to SetWorldVolume() changed it
280 286
281 G4VPhysicalVolume* massWorld = GetWorldVolum 287 G4VPhysicalVolume* massWorld = GetWorldVolume();
282 288
283 if( (massWorld != fLastMassWorld) && (massWo << 289 if( (massWorld != fLastMassWorld) && (massWorld!=0) )
284 { 290 {
285 // Pass along change to Mass Navigator 291 // Pass along change to Mass Navigator
286 fpNavigator[0] -> SetWorldVolume( massWor 292 fpNavigator[0] -> SetWorldVolume( massWorld );
287 293
288 #ifdef G4DEBUG_NAVIGATION 294 #ifdef G4DEBUG_NAVIGATION
289 if( fVerbose > 0 ) 295 if( fVerbose > 0 )
290 { 296 {
291 G4cout << " G4MultiNavigator::PrepareNa 297 G4cout << " G4MultiNavigator::PrepareNavigators() changed world volume "
292 << " for mass geometry to " << m 298 << " for mass geometry to " << massWorld->GetName() << G4endl;
293 } 299 }
294 #endif 300 #endif
295 301
296 fLastMassWorld = massWorld; 302 fLastMassWorld = massWorld;
297 } 303 }
298 } 304 }
299 305
300 // ------------------------------------------- 306 // ----------------------------------------------------------------------
301 307
302 G4VPhysicalVolume* 308 G4VPhysicalVolume*
303 G4MultiNavigator::LocateGlobalPointAndSetup(co 309 G4MultiNavigator::LocateGlobalPointAndSetup(const G4ThreeVector& position,
304 co 310 const G4ThreeVector* pDirection,
305 co 311 const G4bool pRelativeSearch,
306 co 312 const G4bool ignoreDirection )
307 { 313 {
308 // Locate the point in each geometry 314 // Locate the point in each geometry
309 315
310 G4ThreeVector direction(0.0, 0.0, 0.0); 316 G4ThreeVector direction(0.0, 0.0, 0.0);
311 G4bool relative = pRelativeSearch; 317 G4bool relative = pRelativeSearch;
312 auto pNavIter = pTransportManager->GetActive << 318 std::vector<G4Navigator*>::iterator pNavIter
>> 319 = pTransportManager->GetActiveNavigatorsIterator();
313 320
314 if( pDirection != nullptr ) { direction = *p << 321 if( pDirection ) { direction = *pDirection; }
315 322
316 #ifdef G4DEBUG_NAVIGATION 323 #ifdef G4DEBUG_NAVIGATION
317 if( fVerbose > 2 ) 324 if( fVerbose > 2 )
318 { 325 {
319 G4cout << " Entered G4MultiNavigator::Loca 326 G4cout << " Entered G4MultiNavigator::LocateGlobalPointAndSetup() "
320 << G4endl; 327 << G4endl;
321 G4cout << " Locating at position: " << p 328 G4cout << " Locating at position: " << position
322 << ", with direction: " << directio 329 << ", with direction: " << direction << G4endl
323 << " Relative: " << relative 330 << " Relative: " << relative
324 << ", ignore direction: " << ignore 331 << ", ignore direction: " << ignoreDirection << G4endl;
325 G4cout << " Number of active navigators: 332 G4cout << " Number of active navigators: " << fNoActiveNavigators
326 << G4endl; 333 << G4endl;
327 } 334 }
328 #endif 335 #endif
329 336
330 for ( auto num=0; num< fNoActiveNavigators ; << 337 for ( register int num=0; num< fNoActiveNavigators ; ++pNavIter,++num )
331 { 338 {
332 if( fWasLimitedByGeometry && fLimitTruth[ 339 if( fWasLimitedByGeometry && fLimitTruth[num] )
333 { 340 {
334 (*pNavIter)->SetGeometricallyLimitedSt 341 (*pNavIter)->SetGeometricallyLimitedStep();
335 } 342 }
336 343
337 G4VPhysicalVolume *pLocated 344 G4VPhysicalVolume *pLocated
338 = (*pNavIter)->LocateGlobalPointAndSetu 345 = (*pNavIter)->LocateGlobalPointAndSetup( position, &direction,
339 346 relative, ignoreDirection );
340 // Set the state related to the location 347 // Set the state related to the location
341 // 348 //
342 fLocatedVolume[num] = pLocated; 349 fLocatedVolume[num] = pLocated;
343 350
344 // Clear state related to the step 351 // Clear state related to the step
345 // 352 //
346 fLimitedStep[num] = kDoNot; 353 fLimitedStep[num] = kDoNot;
347 fCurrentStepSize[num] = 0.0; 354 fCurrentStepSize[num] = 0.0;
348 fLimitTruth[ num ] = false; // Always c 355 fLimitTruth[ num ] = false; // Always clear on locating (see Navigator)
349 356
350 #ifdef G4DEBUG_NAVIGATION 357 #ifdef G4DEBUG_NAVIGATION
351 if( fVerbose > 2 ) 358 if( fVerbose > 2 )
352 { 359 {
353 G4cout << " Located in world: " << num 360 G4cout << " Located in world: " << num << ", at: " << position << G4endl
354 << " Used geomLimStp: " << fLimi 361 << " Used geomLimStp: " << fLimitTruth[num]
355 << ", found in volume: " << pLoc 362 << ", found in volume: " << pLocated << G4endl;
356 G4cout << " Name = '" ; 363 G4cout << " Name = '" ;
357 if( pLocated ) 364 if( pLocated )
358 { 365 {
359 G4cout << pLocated->GetName() << "'"; 366 G4cout << pLocated->GetName() << "'";
360 G4cout << " - CopyNo= " << pLocated-> 367 G4cout << " - CopyNo= " << pLocated->GetCopyNo();
361 } 368 }
362 else 369 else
363 { 370 {
364 G4cout << "Null' Id: Not-Set "; 371 G4cout << "Null' Id: Not-Set ";
365 } 372 }
366 G4cout << G4endl; 373 G4cout << G4endl;
367 } 374 }
368 #endif 375 #endif
369 } 376 }
370 377
371 fWasLimitedByGeometry = false; // Clear on 378 fWasLimitedByGeometry = false; // Clear on locating
372 G4VPhysicalVolume* volMassLocated = fLocated << 379 G4VPhysicalVolume* volMassLocated= fLocatedVolume[0];
373 380
374 return volMassLocated; 381 return volMassLocated;
375 } 382 }
376 383
377 // ------------------------------------------- 384 // ----------------------------------------------------------------------
378 385
379 void 386 void
380 G4MultiNavigator::LocateGlobalPointWithinVolum 387 G4MultiNavigator::LocateGlobalPointWithinVolume(const G4ThreeVector& position)
381 { 388 {
382 // Relocate the point in each geometry 389 // Relocate the point in each geometry
383 390
384 auto pNavIter = pTransportManager->GetActive << 391 std::vector<G4Navigator*>::iterator pNavIter
>> 392 = pTransportManager->GetActiveNavigatorsIterator();
385 393
386 #ifdef G4DEBUG_NAVIGATION 394 #ifdef G4DEBUG_NAVIGATION
387 if( fVerbose > 2 ) 395 if( fVerbose > 2 )
388 { 396 {
389 G4cout << " Entered G4MultiNavigator::ReLo 397 G4cout << " Entered G4MultiNavigator::ReLocate() " << G4endl
390 << " Re-locating at position: " << 398 << " Re-locating at position: " << position << G4endl;
391 } 399 }
392 #endif 400 #endif
393 401
394 for ( auto num=0; num< fNoActiveNavigators ; << 402 for ( register int num=0; num< fNoActiveNavigators ; ++pNavIter,++num )
395 { 403 {
396 // ... none limited the step 404 // ... none limited the step
397 405
398 (*pNavIter)->LocateGlobalPointWithinVolum 406 (*pNavIter)->LocateGlobalPointWithinVolume( position );
399 407
400 // Clear state related to the step 408 // Clear state related to the step
401 // 409 //
402 fLimitedStep[num] = kDoNot; 410 fLimitedStep[num] = kDoNot;
403 fCurrentStepSize[num] = 0.0; 411 fCurrentStepSize[num] = 0.0;
404 412
405 fLimitTruth[ num ] = false; // Always c 413 fLimitTruth[ num ] = false; // Always clear on locating (see Navigator)
406 } 414 }
407 fWasLimitedByGeometry = false; // Clear on 415 fWasLimitedByGeometry = false; // Clear on locating
408 fLastLocatedPosition = position; 416 fLastLocatedPosition = position;
409 } 417 }
410 418
411 // ------------------------------------------- 419 // ----------------------------------------------------------------------
412 420
413 G4double G4MultiNavigator::ComputeSafety( cons 421 G4double G4MultiNavigator::ComputeSafety( const G4ThreeVector& position,
414 cons 422 const G4double maxDistance,
415 cons 423 const G4bool state)
416 { 424 {
417 // Recompute safety for the relevant point 425 // Recompute safety for the relevant point
418 426
419 G4double minSafety = kInfinity, safety = k 427 G4double minSafety = kInfinity, safety = kInfinity;
420 428
421 std::vector<G4Navigator*>::iterator pNavig 429 std::vector<G4Navigator*>::iterator pNavigatorIter;
422 pNavigatorIter= pTransportManager-> GetAct 430 pNavigatorIter= pTransportManager-> GetActiveNavigatorsIterator();
423 431
424 for( auto num=0; num< fNoActiveNavigators; << 432 for( register int num=0; num< fNoActiveNavigators; ++pNavigatorIter,++num )
425 { 433 {
426 safety = (*pNavigatorIter)->ComputeSafe 434 safety = (*pNavigatorIter)->ComputeSafety( position, maxDistance, state);
427 if( safety < minSafety ) { minSafety = 435 if( safety < minSafety ) { minSafety = safety; }
428 } 436 }
429 437
430 fSafetyLocation = position; 438 fSafetyLocation = position;
431 fMinSafety_atSafLocation = minSafety; 439 fMinSafety_atSafLocation = minSafety;
432 440
433 #ifdef G4DEBUG_NAVIGATION 441 #ifdef G4DEBUG_NAVIGATION
434 if( fVerbose > 1 ) 442 if( fVerbose > 1 )
435 { 443 {
436 G4cout << " G4MultiNavigator::ComputeSaf 444 G4cout << " G4MultiNavigator::ComputeSafety - returns: "
437 << minSafety << ", at location: " 445 << minSafety << ", at location: " << position << G4endl;
438 } 446 }
439 #endif 447 #endif
440 return minSafety; 448 return minSafety;
441 } 449 }
442 450
443 // ------------------------------------------- 451 // -----------------------------------------------------------------------
444 452
445 G4TouchableHandle G4MultiNavigator::CreateTouc << 453 G4TouchableHistoryHandle
>> 454 G4MultiNavigator::CreateTouchableHistoryHandle() const
446 { 455 {
447 G4Exception( "G4MultiNavigator::CreateToucha 456 G4Exception( "G4MultiNavigator::CreateTouchableHistoryHandle()",
448 "GeomNav0001", FatalException, << 457 "215-TouchableFromWrongNavigator", FatalException,
449 "Getting a touchable from G4Mul 458 "Getting a touchable from G4MultiNavigator is not defined.");
450 459
451 G4TouchableHistory* touchHist; 460 G4TouchableHistory* touchHist;
452 touchHist= fpNavigator[0] -> CreateTouchable 461 touchHist= fpNavigator[0] -> CreateTouchableHistory();
453 462
454 G4VPhysicalVolume* locatedVolume= fLocatedVo 463 G4VPhysicalVolume* locatedVolume= fLocatedVolume[0];
455 if( locatedVolume == nullptr ) << 464 if( locatedVolume == 0 )
456 { 465 {
457 // Workaround to ensure that the touchable 466 // Workaround to ensure that the touchable is fixed !! // TODO: fix
458 // 467 //
459 touchHist->UpdateYourself( locatedVolume, 468 touchHist->UpdateYourself( locatedVolume, touchHist->GetHistory() );
460 } 469 }
461 470
462 return {touchHist}; << 471 return G4TouchableHistoryHandle(touchHist);
463 } 472 }
464 473
465 // ------------------------------------------- 474 // -----------------------------------------------------------------------
466 475
467 void G4MultiNavigator::WhichLimited() 476 void G4MultiNavigator::WhichLimited()
468 { 477 {
469 // Flag which processes limited the step 478 // Flag which processes limited the step
470 479
471 G4int last=-1; 480 G4int last=-1;
472 const G4int IdTransport= 0; // Id of Mass N 481 const G4int IdTransport= 0; // Id of Mass Navigator !!
473 G4int noLimited=0; 482 G4int noLimited=0;
474 ELimited shared= kSharedOther; 483 ELimited shared= kSharedOther;
475 484
476 #ifdef G4DEBUG_NAVIGATION 485 #ifdef G4DEBUG_NAVIGATION
477 if( fVerbose > 2 ) 486 if( fVerbose > 2 )
478 { 487 {
479 G4cout << " Entered G4MultiNavigator::Whic 488 G4cout << " Entered G4MultiNavigator::WhichLimited() " << G4endl;
480 } 489 }
481 #endif 490 #endif
482 491
483 // Assume that [IdTransport] is Mass / Trans 492 // Assume that [IdTransport] is Mass / Transport
484 // 493 //
485 G4bool transportLimited = (fCurrentStepSize[ 494 G4bool transportLimited = (fCurrentStepSize[IdTransport] == fMinStep)
486 && ( fMinStep!= kInfi 495 && ( fMinStep!= kInfinity);
487 if( transportLimited ) 496 if( transportLimited )
488 { 497 {
489 shared = kSharedTransport; << 498 shared= kSharedTransport;
490 } 499 }
491 500
492 for ( auto num = 0; num < fNoActiveNavigator << 501 for ( register int num= 0; num < fNoActiveNavigators; num++ )
493 { 502 {
494 G4bool limitedStep; 503 G4bool limitedStep;
495 504
496 G4double step = fCurrentStepSize[num]; << 505 G4double step= fCurrentStepSize[num];
497 506
498 limitedStep = ( step == fMinStep ) && ( st 507 limitedStep = ( step == fMinStep ) && ( step != kInfinity);
499 508
500 fLimitTruth[ num ] = limitedStep; 509 fLimitTruth[ num ] = limitedStep;
501 if( limitedStep ) 510 if( limitedStep )
502 { 511 {
503 ++noLimited; << 512 noLimited++;
504 fLimitedStep[num] = shared; 513 fLimitedStep[num] = shared;
505 last= num; 514 last= num;
506 } 515 }
507 else 516 else
508 { 517 {
509 fLimitedStep[num] = kDoNot; 518 fLimitedStep[num] = kDoNot;
510 } 519 }
511 } 520 }
512 if( (last > -1) && (noLimited == 1 ) ) 521 if( (last > -1) && (noLimited == 1 ) )
513 { 522 {
514 fLimitedStep[ last ] = kUnique; << 523 fLimitedStep[ last ] = kUnique;
515 fIdNavLimiting = last; <<
516 } 524 }
517 <<
518 fNoLimitingStep = noLimited; <<
519 <<
520 return; <<
521 } 525 }
522 526
523 // ------------------------------------------- 527 // -----------------------------------------------------------------------
524 528
525 void 529 void
526 G4MultiNavigator::PrintLimited() 530 G4MultiNavigator::PrintLimited()
527 { 531 {
528 // Report results -- for checking 532 // Report results -- for checking
529 533
530 static const G4String StrDoNot("DoNot"), Str << 534 static G4String StrDoNot("DoNot"), StrUnique("Unique"),
531 StrUndefined("Undefined"), 535 StrUndefined("Undefined"),
532 StrSharedTransport("SharedTr 536 StrSharedTransport("SharedTransport"),
533 StrSharedOther("SharedOther" 537 StrSharedOther("SharedOther");
534 G4cout << "### G4MultiNavigator::PrintLimite 538 G4cout << "### G4MultiNavigator::PrintLimited() reports: " << G4endl;
535 G4cout << " Minimum step (true): " << fTr 539 G4cout << " Minimum step (true): " << fTrueMinStep
536 << ", reported min: " << fMinStep << 540 << ", reported min: " << fMinStep << G4endl;
537 541
538 #ifdef G4DEBUG_NAVIGATION 542 #ifdef G4DEBUG_NAVIGATION
539 if(fVerbose>=2) 543 if(fVerbose>=2)
540 { 544 {
541 G4cout << std::setw(5) << " NavId" << " " 545 G4cout << std::setw(5) << " NavId" << " "
542 << std::setw(12) << " step-size " < 546 << std::setw(12) << " step-size " << " "
543 << std::setw(12) << " raw-size " < 547 << std::setw(12) << " raw-size " << " "
544 << std::setw(12) << " pre-safety " 548 << std::setw(12) << " pre-safety " << " "
545 << std::setw(15) << " Limited / fla 549 << std::setw(15) << " Limited / flag" << " "
546 << std::setw(15) << " World " << 550 << std::setw(15) << " World " << " "
547 << G4endl; 551 << G4endl;
548 } 552 }
549 #endif 553 #endif
550 554
551 for ( auto num = 0; num < fNoActiveNavigator << 555 for ( register int num= 0; num < fNoActiveNavigators; num++ )
552 { 556 {
553 G4double rawStep = fCurrentStepSize[num]; 557 G4double rawStep = fCurrentStepSize[num];
554 G4double stepLen = fCurrentStepSize[num]; 558 G4double stepLen = fCurrentStepSize[num];
555 if( stepLen > fTrueMinStep ) 559 if( stepLen > fTrueMinStep )
556 { 560 {
557 stepLen = fTrueMinStep; // did not l 561 stepLen = fTrueMinStep; // did not limit (went as far as asked)
558 } 562 }
559 G4long oldPrec = G4cout.precision(9); << 563 G4int oldPrec= G4cout.precision(9);
560 564
561 G4cout << std::setw(5) << num << " " 565 G4cout << std::setw(5) << num << " "
562 << std::setw(12) << stepLen << " " 566 << std::setw(12) << stepLen << " "
563 << std::setw(12) << rawStep << " " 567 << std::setw(12) << rawStep << " "
564 << std::setw(12) << fNewSafety[num] 568 << std::setw(12) << fNewSafety[num] << " "
565 << std::setw(5) << (fLimitTruth[num 569 << std::setw(5) << (fLimitTruth[num] ? "YES" : " NO") << " ";
566 G4String limitedStr; 570 G4String limitedStr;
567 switch ( fLimitedStep[num] ) 571 switch ( fLimitedStep[num] )
568 { 572 {
569 case kDoNot : limitedStr = StrD << 573 case kDoNot : limitedStr= StrDoNot; break;
570 case kUnique : limitedStr = StrU 574 case kUnique : limitedStr = StrUnique; break;
571 case kSharedTransport: limitedStr = StrS << 575 case kSharedTransport: limitedStr= StrSharedTransport; break;
572 case kSharedOther : limitedStr = StrS 576 case kSharedOther : limitedStr = StrSharedOther; break;
573 default : limitedStr = StrU 577 default : limitedStr = StrUndefined; break;
574 } 578 }
575 G4cout << " " << std::setw(15) << limitedS 579 G4cout << " " << std::setw(15) << limitedStr << " ";
576 G4cout.precision(oldPrec); 580 G4cout.precision(oldPrec);
577 581
578 G4Navigator *pNav = fpNavigator[ num ]; << 582 G4Navigator *pNav= fpNavigator[ num ];
579 G4String WorldName( "Not-Set" ); 583 G4String WorldName( "Not-Set" );
580 if (pNav != nullptr) << 584 if (pNav)
581 { 585 {
582 G4VPhysicalVolume *pWorld = pNav->GetWo << 586 G4VPhysicalVolume *pWorld= pNav->GetWorldVolume();
583 if( pWorld != nullptr ) << 587 if( pWorld )
584 { 588 {
585 WorldName = pWorld->GetName(); 589 WorldName = pWorld->GetName();
586 } 590 }
587 } 591 }
588 G4cout << " " << WorldName ; 592 G4cout << " " << WorldName ;
589 G4cout << G4endl; 593 G4cout << G4endl;
590 } 594 }
591 } 595 }
592 596
593 597
594 // ------------------------------------------- 598 // -----------------------------------------------------------------------
595 599
596 void G4MultiNavigator::ResetState() 600 void G4MultiNavigator::ResetState()
597 { 601 {
598 fWasLimitedByGeometry = false; << 602 fWasLimitedByGeometry= false;
599 603
600 G4Exception("G4MultiNavigator::ResetState() << 604 G4Exception("G4MultiNavigator::ResetState()", "217-NotImplemented",
601 FatalException, 605 FatalException,
602 "Cannot reset state for navigat << 606 "Cannot call ResetState() for navigators of G4MultiNavigator.");
603 /* << 607
604 std::vector<G4Navigator*>::iterator pNaviga 608 std::vector<G4Navigator*>::iterator pNavigatorIter;
605 pNavigatorIter = pTransportManager->GetActi << 609 pNavigatorIter= pTransportManager-> GetActiveNavigatorsIterator();
606 for( auto num = 0; num< fNoActiveNavigators << 610 for( register int num=0; num< fNoActiveNavigators; ++pNavigatorIter,++num )
607 { 611 {
608 // (*pNavigatorIter)->ResetState(); / 612 // (*pNavigatorIter)->ResetState(); // KEEP THIS comment !!!
609 } << 613 }
610 */ <<
611 } 614 }
612 615
613 // ------------------------------------------- 616 // -----------------------------------------------------------------------
614 617
615 void G4MultiNavigator::SetupHierarchy() 618 void G4MultiNavigator::SetupHierarchy()
616 { 619 {
617 G4Exception( "G4MultiNavigator::SetupHierarc 620 G4Exception( "G4MultiNavigator::SetupHierarchy()",
618 "GeomNav0001", FatalException, << 621 "217-NotImplemented", FatalException,
619 "Cannot setup hierarchy for nav << 622 "Cannot call SetupHierarchy() for navigators of G4MultiNavigator.");
620 } 623 }
621 624
622 // ------------------------------------------- 625 // -----------------------------------------------------------------------
623 626
624 void G4MultiNavigator::CheckMassWorld() 627 void G4MultiNavigator::CheckMassWorld()
625 { 628 {
626 G4VPhysicalVolume* navTrackWorld = << 629 G4VPhysicalVolume* navTrackWorld=
627 pTransportManager->GetNavigatorForTrackin 630 pTransportManager->GetNavigatorForTracking()->GetWorldVolume();
628 631
629 if( navTrackWorld != fLastMassWorld ) 632 if( navTrackWorld != fLastMassWorld )
630 { 633 {
631 G4Exception( "G4MultiNavigator::CheckMas 634 G4Exception( "G4MultiNavigator::CheckMassWorld()",
632 "GeomNav0003", FatalExcepti << 635 "220-InvalidSetup", FatalException,
633 "Mass world pointer has bee 636 "Mass world pointer has been changed." );
634 } 637 }
635 } 638 }
636 639
637 // ------------------------------------------- 640 // -----------------------------------------------------------------------
638 641
639 G4VPhysicalVolume* 642 G4VPhysicalVolume*
640 G4MultiNavigator::ResetHierarchyAndLocate(cons << 643 G4MultiNavigator::ResetHierarchyAndLocate(const G4ThreeVector &point,
641 cons << 644 const G4ThreeVector &direction,
642 cons << 645 const G4TouchableHistory &MassHistory)
643 { 646 {
644 // Reset geometry for all -- and use the to 647 // Reset geometry for all -- and use the touchable for the mass history
645 648
646 G4VPhysicalVolume* massVolume = nullptr; << 649 G4VPhysicalVolume* massVolume=0;
647 G4Navigator* pMassNavigator = fpNavigator[0 << 650 G4Navigator* pMassNavigator= fpNavigator[0];
648 651
649 if( pMassNavigator != nullptr ) << 652 if( pMassNavigator )
650 { 653 {
651 massVolume= pMassNavigator->ResetHierarc 654 massVolume= pMassNavigator->ResetHierarchyAndLocate( point, direction,
652 655 MassHistory);
653 } 656 }
654 else 657 else
655 { 658 {
656 G4Exception("G4MultiNavigator::ResetHier 659 G4Exception("G4MultiNavigator::ResetHierarchyAndLocate()",
657 "GeomNav0002", FatalExceptio << 660 "218-TooEarlyToReset", FatalException,
658 "Cannot reset hierarchy befo 661 "Cannot reset hierarchy before navigators are initialised.");
659 } 662 }
660 663
661 auto pNavIter= pTransportManager->GetActive << 664 std::vector<G4Navigator*>::iterator pNavIter=
>> 665 pTransportManager->GetActiveNavigatorsIterator();
662 666
663 for ( auto num = 0; num < fNoActiveNavigato << 667 for ( register int num=0; num< fNoActiveNavigators ; ++pNavIter,++num )
664 { 668 {
665 G4bool relativeSearch, ignoreDirection; 669 G4bool relativeSearch, ignoreDirection;
666 670
667 (*pNavIter)-> LocateGlobalPointAndSetup( 671 (*pNavIter)-> LocateGlobalPointAndSetup( point,
668 672 &direction,
669 673 relativeSearch=false,
670 674 ignoreDirection=false);
671 } 675 }
672 return massVolume; 676 return massVolume;
673 } <<
674 <<
675 // ------------------------------------------- <<
676 <<
677 G4ThreeVector <<
678 G4MultiNavigator::GetGlobalExitNormal(const G4 <<
679 G4bool* <<
680 { <<
681 G4ThreeVector normalGlobalCrd(0.0, 0.0, 0.0) <<
682 G4bool isObtained = false; <<
683 // These default values will be used if fNoL <<
684 G4int firstNavigatorId = -1; <<
685 G4bool oneObtained = false; <<
686 <<
687 if( fNoLimitingStep == 1 ) <<
688 { <<
689 // Only message the Navigator which limite <<
690 normalGlobalCrd = fpNavigator[ fIdNavLimit <<
691 ->GetGlobalExitNormal( arg <<
692 *argpObtained = isObtained; <<
693 } <<
694 else <<
695 { <<
696 if( fNoLimitingStep > 1 ) <<
697 { <<
698 auto pNavIter= pTransportManager->GetAct <<
699 <<
700 for ( auto num = 0; num < fNoActiveNavig <<
701 { <<
702 G4ThreeVector oneNormal; <<
703 if( fLimitTruth[ num ] ) // Did this <<
704 { <<
705 G4ThreeVector newNormal = <<
706 (*pNavIter)->GetGlobalExitNormal( <<
707 if( oneObtained ) <<
708 { <<
709 // Keep first one - only if it is <<
710 if( !isObtained && (newNormal.mag2 <<
711 { <<
712 normalGlobalCrd = newNormal; <<
713 isObtained = oneObtained; <<
714 firstNavigatorId = num; <<
715 } <<
716 else <<
717 { <<
718 // Check for clash <<
719 G4double dotNewPrevious = newNor <<
720 G4double productMagSq = normalGl <<
721 if( productMagSq > 0.0 ) <<
722 { <<
723 G4double productMag = std::sqr <<
724 dotNewPrevious /= productMag; <<
725 if( dotNewPrevious < (1 - perT <<
726 { <<
727 *argpObtained = false; <<
728 <<
729 if( fVerbose > 2 ) // dotN <<
730 { <<
731 std::ostringstream message <<
732 message << "Clash of Norma <<
733 << G4endl <<
734 << " Previo <<
735 << firstNavigatorI <<
736 << " Curren <<
737 << num << G4endl; <<
738 message << " Dot product <<
739 << dotNewPrevious <<
740 message << " Normal <<
741 << normalGlobalCrd <<
742 message << " Normal <<
743 G4Exception("G4MultiNaviga <<
744 "GeomNav0002", <<
745 } <<
746 } <<
747 else <<
748 { <<
749 // Close agreement - Do not <<
750 } <<
751 } <<
752 } <<
753 } <<
754 } <<
755 } // end for over the Navigators <<
756 <<
757 // Report if no Normal was obtained <<
758 if( !oneObtained ) <<
759 { <<
760 std::ostringstream message; <<
761 message << "No Normal obtained despite <<
762 << " candidate Navigators limi <<
763 G4Exception("G4MultiNavigator::GetGlob <<
764 JustWarning, message); <<
765 } <<
766 <<
767 } // end if ( fNoLimiting > 1 ) <<
768 } // end else <<
769 <<
770 *argpObtained = isObtained; <<
771 return normalGlobalCrd; <<
772 } <<
773 <<
774 // ------------------------------------------- <<
775 <<
776 G4ThreeVector <<
777 G4MultiNavigator::GetLocalExitNormal(G4bool* a <<
778 { <<
779 // If it is the mass navigator, then expect <<
780 G4ThreeVector normalGlobalCrd(0.0, 0.0, 0.0) <<
781 G4bool isObtained = false; <<
782 // These default values will be used if fNoL <<
783 <<
784 if( fNoLimitingStep == 1 ) <<
785 { <<
786 // Only message the Navigator which limite <<
787 normalGlobalCrd = fpNavigator[ fIdNavLimit <<
788 ->GetLocalExitNormal( &isO <<
789 *argpObtained = isObtained; <<
790 <<
791 static G4ThreadLocal G4int numberWarnings <<
792 G4int noWarningsStart = 10, noModuloWarnin <<
793 ++numberWarnings; <<
794 if( (numberWarnings < noWarningsStart ) <<
795 || (numberWarnings%noModuloWarnings == 0) <<
796 { <<
797 std::ostringstream message; <<
798 message << "Cannot obtain normal in loca <<
799 << "coordinate systems." << G4en <<
800 G4Exception("G4MultiNavigator::GetGlobal <<
801 JustWarning, message); <<
802 } <<
803 } <<
804 else <<
805 { <<
806 if( fNoLimitingStep > 1 ) <<
807 { <<
808 std::ostringstream message; <<
809 message << "Cannot obtain normal in loca <<
810 << "coordinate systems." << G4en <<
811 G4Exception("G4MultiNavigator::GetGlobal <<
812 FatalException, message); <<
813 } <<
814 } <<
815 <<
816 *argpObtained = isObtained; <<
817 return normalGlobalCrd; <<
818 } <<
819 <<
820 // ------------------------------------------- <<
821 <<
822 G4ThreeVector <<
823 G4MultiNavigator::GetLocalExitNormalAndCheck(c <<
824 <<
825 { <<
826 return G4MultiNavigator::GetLocalExitNormal( <<
827 } 677 }
828 678