7fd59977 |
1 | // File: BRepFill_PipeShell.cxx |
2 | // Created: Wed Jul 22 10:52:44 1998 |
3 | // Author: Philippe MANGIN |
4 | // <pmn@sgi29> |
5 | |
6 | #include <stdio.h> |
7 | |
8 | #include <BRepFill_PipeShell.ixx> |
9 | |
10 | #include <BRep_Builder.hxx> |
11 | #include <BRep_Tool.hxx> |
12 | #include <TopExp.hxx> |
13 | #include <TopTools_SequenceOfShape.hxx> |
14 | #include <TopoDS.hxx> |
15 | #include <TopoDS_Shell.hxx> |
16 | #include <TopoDS_Solid.hxx> |
17 | #include <TopoDS_Iterator.hxx> |
18 | #include <TopLoc_Location.hxx> |
19 | |
20 | #include <BRepLib_MakeEdge.hxx> |
21 | #include <BRepLib_MakeFace.hxx> |
22 | #include <BRepAdaptor_HCompCurve.hxx> |
23 | #include <BRepClass3d_SolidClassifier.hxx> |
24 | |
25 | #include <BRepFill.hxx> |
26 | #include <BRepFill_Sweep.hxx> |
27 | #include <BRepFill_SectionPlacement.hxx> |
28 | #include <BRepFill_Edge3DLaw.hxx> |
29 | #include <BRepFill_ACRLaw.hxx> |
30 | #include <BRepFill_EdgeOnSurfLaw.hxx> |
31 | #include <BRepFill_ShapeLaw.hxx> |
32 | #include <BRepFill_CompatibleWires.hxx> |
33 | #include <BRepFill_NSections.hxx> |
34 | #include <TColStd_HArray1OfReal.hxx> |
35 | |
36 | #include <GeomFill_TrihedronLaw.hxx> |
37 | #include <GeomFill_CorrectedFrenet.hxx> |
38 | #include <GeomFill_Frenet.hxx> |
39 | #include <GeomFill_Fixed.hxx> |
40 | #include <GeomFill_ConstantBiNormal.hxx> |
41 | #include <GeomFill_SectionLaw.hxx> |
42 | #include <GeomFill_CurveAndTrihedron.hxx> |
43 | #include <GeomFill_GuideTrihedronAC.hxx> |
44 | #include <GeomFill_GuideTrihedronPlan.hxx> |
45 | #include <GeomFill_LocationGuide.hxx> |
46 | |
47 | //Specif Guide |
48 | #include <GeomAdaptor_HCurve.hxx> |
49 | |
50 | #include <gp_Trsf.hxx> |
51 | #include <gp_Dir.hxx> |
52 | #include <gp_Vec.hxx> |
53 | #include <Precision.hxx> |
54 | |
55 | #include <Standard_NotImplemented.hxx> |
56 | #include <Standard_ConstructionError.hxx> |
57 | #include <StdFail_NotDone.hxx> |
58 | |
59 | #include <BRepBuilderAPI_Copy.hxx> |
60 | |
61 | #ifdef DRAW |
62 | #include <Draw.hxx> |
63 | #include <DrawTrSurf.hxx> |
64 | #include <DBRep.hxx> |
65 | static Standard_Boolean Affich = 0; |
66 | #endif |
67 | |
68 | #include <TopTools_ListIteratorOfListOfShape.hxx> |
69 | #include <TopTools_IndexedDataMapOfShapeListOfShape.hxx> |
70 | #include <TopoDS_Compound.hxx> |
71 | |
72 | static Standard_Boolean UpdateMap(const TopoDS_Shape& theKey, |
73 | const TopoDS_Shape& theValue, |
74 | TopTools_DataMapOfShapeListOfShape& theMap); |
75 | |
76 | static Standard_Boolean BuildBoundaries(const BRepFill_Sweep& theSweep, |
77 | const Handle(BRepFill_SectionLaw)& theSection, |
78 | TopoDS_Shape& theBottom, |
79 | TopoDS_Shape& theTop); |
80 | |
81 | //======================================================================= |
82 | //function : ComputeSection |
83 | //purpose : Construit une section intermediaire |
84 | //======================================================================= |
85 | |
86 | static Standard_Boolean ComputeSection(const TopoDS_Wire& W1, |
87 | const TopoDS_Wire& W2, |
88 | const Standard_Real p1, |
89 | const Standard_Real p2, |
90 | TopoDS_Wire& Wres) |
91 | { |
92 | TColStd_SequenceOfReal SR; |
93 | TopTools_SequenceOfShape SSh; |
94 | SR.Clear(); |
95 | SR.Append(0.); |
96 | SR.Append(1.); |
97 | SSh.Clear(); |
98 | SSh.Append(W1); |
99 | SSh.Append(W2); |
100 | BRepFill_CompatibleWires CW(SSh); |
101 | CW.SetPercent(0.1); |
102 | CW.Perform(); |
103 | if (!CW.IsDone()) StdFail_NotDone::Raise("Uncompatible wires"); |
104 | Handle(BRepFill_NSections) SL = new (BRepFill_NSections) (CW.Shape(),SR,0.,1.) |
105 | ; |
106 | Standard_Real US = p1/(p1+p2); |
107 | SL->D0(US, Wres); |
108 | return Standard_True; |
109 | } |
110 | |
111 | |
112 | |
113 | //======================================================================= |
114 | //function : PerformTransition |
115 | //purpose : Modifie une loi de loc en fonction de Transition |
116 | //======================================================================= |
117 | |
118 | static void PerformTransition(const BRepFill_TransitionStyle Mode, |
119 | Handle(BRepFill_LocationLaw)& Loc, |
120 | const Standard_Real angmin) |
121 | { |
122 | if (!Loc.IsNull()) { |
123 | Loc->DeleteTransform(); |
124 | if (Mode == BRepFill_Modified) Loc->TransformInG0Law(); |
125 | else Loc->TransformInCompatibleLaw(angmin); |
126 | } |
127 | } |
128 | //======================================================================= |
129 | //function : PerformPlan |
130 | //purpose : Construit s'il existe un plan de remplissage |
131 | //======================================================================= |
132 | |
133 | static Standard_Boolean PerformPlan(TopoDS_Shape& S) |
134 | { |
135 | Standard_Boolean isDegen = Standard_True; |
136 | TopExp_Explorer explo(S, TopAbs_EDGE); |
137 | for (; explo.More(); explo.Next()) |
138 | { |
139 | const TopoDS_Edge& anEdge = TopoDS::Edge(explo.Current()); |
140 | if (!BRep_Tool::Degenerated(anEdge)) |
141 | isDegen = Standard_False; |
142 | } |
143 | if (isDegen) |
144 | { |
145 | S.Nullify(); |
146 | return Standard_True; |
147 | } |
148 | |
149 | TopoDS_Wire W = TopoDS::Wire(S); |
150 | Standard_Boolean Ok = Standard_False; |
151 | if (!W.IsNull()) { |
152 | BRepLib_MakeFace mkplan(W, Standard_True); |
153 | if (mkplan.IsDone()) { |
154 | S = mkplan.Face(); |
155 | Ok = Standard_True; |
156 | } |
157 | } |
158 | return Ok; |
159 | } |
160 | |
161 | //============================================================================= |
162 | //function : IsSameOriented |
163 | //purpose : Checks whether aFace is oriented to the same side as aShell or not |
164 | //============================================================================= |
165 | |
166 | static Standard_Boolean IsSameOriented(const TopoDS_Shape& aFace, |
167 | const TopoDS_Shape& aShell) |
168 | { |
169 | TopExp_Explorer Explo(aFace, TopAbs_EDGE); |
170 | TopoDS_Shape anEdge = Explo.Current(); |
171 | TopAbs_Orientation Or1 = anEdge.Orientation(); |
172 | |
173 | TopTools_IndexedDataMapOfShapeListOfShape EFmap; |
174 | TopExp::MapShapesAndAncestors( aShell, TopAbs_EDGE, TopAbs_FACE, EFmap ); |
175 | |
176 | const TopoDS_Shape& AdjacentFace = EFmap.FindFromKey(anEdge).First(); |
177 | TopoDS_Shape theEdge; |
178 | for (Explo.Init(AdjacentFace, TopAbs_EDGE); Explo.More(); Explo.Next()) |
179 | { |
180 | theEdge = Explo.Current(); |
181 | if (theEdge.IsSame(anEdge)) |
182 | break; |
183 | } |
184 | |
185 | TopAbs_Orientation Or2 = theEdge.Orientation(); |
186 | if (Or1 == Or2) |
187 | return Standard_False; |
188 | return Standard_True; |
189 | } |
190 | //======================================================================= |
191 | //function : BRepFill_PipeShell |
192 | //purpose : |
193 | //======================================================================= |
194 | BRepFill_PipeShell::BRepFill_PipeShell(const TopoDS_Wire& Spine) |
195 | : mySpine(Spine), |
196 | myTrihedron(GeomFill_IsCorrectedFrenet), |
197 | myTransition(BRepFill_Modified), |
198 | myStatus(GeomFill_PipeOk) |
199 | { |
200 | myLocation.Nullify(); |
201 | mySection.Nullify(); |
202 | myLaw.Nullify(); |
203 | SetTolerance(); |
204 | |
205 | // Attention aux wire closed non declare ! |
206 | if (!mySpine.Closed()) { |
207 | TopoDS_Vertex Vf, Vl; |
208 | TopExp::Vertices(mySpine, Vf, Vl); |
209 | if (Vf.IsSame(Vl)) mySpine.Closed(Standard_True); |
210 | } |
211 | } |
212 | |
213 | //======================================================================= |
214 | //function : Set |
215 | //purpose : Definie une loi de Frenet (Corrige) |
216 | //======================================================================= |
217 | void BRepFill_PipeShell::Set(const Standard_Boolean IsFrenet) |
218 | { |
219 | Handle(GeomFill_TrihedronLaw) TLaw; |
220 | if (IsFrenet) { |
221 | myTrihedron = GeomFill_IsFrenet; |
222 | TLaw = new (GeomFill_Frenet) (); |
223 | } |
224 | else { |
225 | myTrihedron = GeomFill_IsFrenet; |
226 | TLaw = new (GeomFill_CorrectedFrenet) (); |
227 | } |
228 | Handle(GeomFill_CurveAndTrihedron) Loc = |
229 | new (GeomFill_CurveAndTrihedron) (TLaw); |
230 | myLocation = new (BRepFill_Edge3DLaw) (mySpine, Loc); |
231 | mySection.Nullify(); //Il faut relocaliser les sections. |
232 | } |
233 | |
234 | //======================================================================= |
235 | //function : Set |
236 | //purpose : Definie une loi Constante |
237 | //======================================================================= |
238 | void BRepFill_PipeShell::Set(const gp_Ax2& Axe) |
239 | { |
240 | myTrihedron = GeomFill_IsFixed; |
241 | gp_Vec V1, V2; |
242 | V1.SetXYZ(Axe.Direction().XYZ()); |
243 | V2.SetXYZ(Axe.XDirection().XYZ()); |
244 | Handle(GeomFill_Fixed) TLaw = new (GeomFill_Fixed) (V1, V2); |
245 | Handle(GeomFill_CurveAndTrihedron) Loc = |
246 | new (GeomFill_CurveAndTrihedron) (TLaw); |
247 | myLocation = new (BRepFill_Edge3DLaw) (mySpine, Loc); |
248 | mySection.Nullify(); //Il faut relocaliser les sections. |
249 | } |
250 | |
251 | //======================================================================= |
252 | //function : Set |
253 | //purpose : Construit une loi de location de type binormal fixe |
254 | //======================================================================= |
255 | void BRepFill_PipeShell::Set(const gp_Dir& BiNormal) |
256 | { |
257 | myTrihedron = GeomFill_IsConstantNormal; |
258 | |
259 | Handle(GeomFill_ConstantBiNormal) TLaw = |
260 | new (GeomFill_ConstantBiNormal) (BiNormal); |
261 | Handle(GeomFill_CurveAndTrihedron) Loc = |
262 | new (GeomFill_CurveAndTrihedron) (TLaw); |
263 | myLocation = new (BRepFill_Edge3DLaw) (mySpine, Loc); |
264 | mySection.Nullify(); //Il faut relocaliser les sections. |
265 | } |
266 | |
267 | //======================================================================= |
268 | //function : Set |
269 | //purpose : Construit une loi de location de type Darboux |
270 | //======================================================================= |
271 | Standard_Boolean BRepFill_PipeShell::Set(const TopoDS_Shape& SpineSupport) |
272 | { |
273 | Standard_Boolean B; |
274 | |
275 | // Il faut une loi de location speciale |
276 | Handle(BRepFill_EdgeOnSurfLaw) loc = |
277 | new (BRepFill_EdgeOnSurfLaw) (mySpine, SpineSupport); |
278 | B = loc->HasResult(); |
279 | if (B) { |
280 | myLocation = loc; |
281 | myTrihedron = GeomFill_IsDarboux; |
282 | mySection.Nullify(); //Il faut relocaliser les sections. |
283 | } |
284 | return B; |
285 | } |
286 | |
287 | //======================================================================= |
288 | //function : Set |
289 | //purpose : Definit une loi a l'aide d'un contour guide |
290 | //======================================================================= |
291 | void BRepFill_PipeShell::Set(const TopoDS_Wire& AuxiliarySpine, |
292 | const Standard_Boolean CurvilinearEquivalence, |
293 | const Standard_Boolean KeepContact) |
294 | { |
295 | // Reorganisation du guide (pb d'orientation et d'origine) |
296 | TopoDS_Wire TheGuide; |
297 | TheGuide = AuxiliarySpine; |
298 | Standard_Boolean SpClose = mySpine.Closed(), |
299 | GuideClose = AuxiliarySpine.Closed(); |
300 | |
301 | if (!SpClose && !GuideClose) { |
302 | // Cas ouvert reorientation du guide |
303 | TopoDS_Wire sp = mySpine; |
304 | TopTools_SequenceOfShape Seq; |
305 | Seq.Append(sp); |
306 | Seq.Append(TheGuide); |
307 | BRepFill_CompatibleWires CW(Seq); |
308 | CW.SetPercent(0.1); |
309 | CW.Perform(); |
310 | if (!CW.IsDone()) StdFail_NotDone::Raise("Uncompatible wires"); |
311 | TheGuide = TopoDS::Wire(CW.Shape().Value(2)); |
312 | } |
313 | else if (GuideClose) { |
314 | // Cas guide ferme : Determination de l'origine |
315 | // & reorientation du guide |
316 | gp_Vec Dir; |
317 | gp_Pnt SpOr; |
318 | if (!SpClose) { |
319 | TopoDS_Vertex Vf, Vl; |
320 | gp_Pnt P; |
321 | TopExp::Vertices(mySpine, Vf, Vl); |
322 | SpOr = BRep_Tool::Pnt(Vf); |
323 | P = BRep_Tool::Pnt(Vl); |
324 | gp_Vec V(P, SpOr); |
325 | SpOr.BaryCenter(0.5, P, 0.5); |
326 | Dir = V; |
327 | } |
328 | else { |
329 | BRepAdaptor_CompCurve BC(mySpine); |
330 | BC.D1(0,SpOr,Dir); |
331 | } |
332 | BRepFill::SearchOrigin(TheGuide, SpOr, Dir, 100*myTol3d); |
333 | } |
334 | |
335 | #ifdef DRAW |
336 | if (Affich) |
337 | DBRep::Set("theguide", TheGuide); |
338 | #endif |
339 | // on transforme le guide en 1 seule courbe (periodic si posssible) |
340 | Handle(BRepAdaptor_HCompCurve) Guide = |
341 | new (BRepAdaptor_HCompCurve) (TheGuide); |
342 | Guide->ChangeCurve().SetPeriodic(Standard_True); |
343 | |
344 | if (CurvilinearEquivalence) { // triedre par abscisse curviligne reduite |
345 | if (KeepContact) |
346 | myTrihedron = GeomFill_IsGuideACWithContact; // avec rotation |
347 | else |
348 | myTrihedron = GeomFill_IsGuideAC; // sans rotation |
349 | |
350 | Handle(GeomFill_GuideTrihedronAC) TLaw |
351 | = new (GeomFill_GuideTrihedronAC) (Guide); |
352 | Handle(GeomFill_LocationGuide) Loc = |
353 | new (GeomFill_LocationGuide) (TLaw); |
354 | myLocation = new (BRepFill_ACRLaw) (mySpine, Loc); |
355 | } |
356 | else {// triedre par plan |
357 | if (KeepContact) |
358 | myTrihedron = GeomFill_IsGuidePlanWithContact; // avec rotation |
359 | else |
360 | myTrihedron = GeomFill_IsGuidePlan; // sans rotation |
361 | |
362 | Handle(GeomFill_GuideTrihedronPlan) TLaw = |
363 | new (GeomFill_GuideTrihedronPlan) (Guide); |
364 | Handle(GeomFill_LocationGuide) Loc = |
365 | new (GeomFill_LocationGuide) (TLaw); |
366 | myLocation = new (BRepFill_Edge3DLaw) (mySpine, Loc); |
367 | } |
368 | mySection.Nullify(); //Il faut relocaliser les sections. |
369 | } |
370 | |
371 | //======================================================================= |
372 | //function : Add |
373 | //purpose : Ajoute une Section |
374 | //======================================================================= |
375 | void BRepFill_PipeShell::Add(const TopoDS_Shape& Profile, |
376 | const Standard_Boolean WithContact, |
377 | const Standard_Boolean WithCorrection) |
378 | { |
379 | TopoDS_Vertex V; |
380 | V.Nullify(); |
381 | Add(Profile, V, WithContact, WithCorrection); |
382 | ResetLoc(); |
383 | } |
384 | |
385 | //======================================================================= |
386 | //function : Add |
387 | //purpose : Ajoute une Section |
388 | //======================================================================= |
389 | void BRepFill_PipeShell::Add(const TopoDS_Shape& Profile, |
390 | const TopoDS_Vertex& Location, |
391 | const Standard_Boolean WithContact, |
392 | const Standard_Boolean WithCorrection) |
393 | { |
394 | Delete(Profile); // Pas de duplication |
395 | BRepFill_Section S (Profile, Location, WithContact, WithCorrection); |
396 | mySeq.Append(S); |
397 | mySection.Nullify(); |
398 | ResetLoc(); |
399 | } |
400 | |
401 | //======================================================================= |
402 | //function : SetLaw |
403 | //purpose : Section + Loi d'homothetie |
404 | //======================================================================= |
405 | void BRepFill_PipeShell::SetLaw(const TopoDS_Shape& Profile, |
406 | const Handle(Law_Function)& L, |
407 | const Standard_Boolean WithContact, |
408 | const Standard_Boolean WithCorrection) |
409 | { |
410 | TopoDS_Vertex V; |
411 | V.Nullify(); |
412 | SetLaw( Profile, L, V, WithContact, WithCorrection); |
413 | ResetLoc(); |
414 | } |
415 | |
416 | //======================================================================= |
417 | //function : SetLaw |
418 | //purpose : Section + Loi d'homothetie |
419 | //======================================================================= |
420 | void BRepFill_PipeShell::SetLaw(const TopoDS_Shape& Profile, |
421 | const Handle(Law_Function)& L, |
422 | const TopoDS_Vertex& Location, |
423 | const Standard_Boolean WithContact, |
424 | const Standard_Boolean WithCorrection) |
425 | { |
426 | mySeq.Clear(); |
427 | BRepFill_Section S (Profile, Location, WithContact, WithCorrection); |
428 | S.Set(Standard_True); |
429 | mySeq.Append(S); |
430 | myLaw = L; |
431 | mySection.Nullify(); |
432 | ResetLoc(); |
433 | } |
434 | |
435 | //======================================================================= |
436 | //function : Delete |
437 | //purpose : Supprime une section |
438 | //======================================================================= |
439 | void BRepFill_PipeShell::Delete(const TopoDS_Shape& Profile) |
440 | { |
441 | Standard_Boolean isVertex = (Profile.ShapeType() == TopAbs_VERTEX); |
442 | |
443 | Standard_Boolean Trouve=Standard_False; |
444 | Standard_Integer ii; |
445 | for (ii=1; ii<=mySeq.Length() && !Trouve; ii++) { |
446 | Standard_Boolean found = Standard_False; |
447 | const TopoDS_Wire& aWire = mySeq.Value(ii).Wire(); |
448 | if (isVertex) |
449 | { |
450 | TopExp_Explorer Explo(aWire, TopAbs_VERTEX); |
451 | for (; Explo.More(); Explo.Next()) |
452 | if (Profile.IsSame(Explo.Current())) |
453 | found = Standard_True; |
454 | } |
455 | else if (Profile.IsSame(aWire)) |
456 | found = Standard_True; |
457 | |
458 | if (found) |
459 | { |
460 | Trouve = Standard_True; |
461 | mySeq.Remove(ii); |
462 | } |
463 | } |
464 | |
465 | if (Trouve) mySection.Nullify(); |
466 | ResetLoc(); |
467 | } |
468 | |
469 | |
470 | //======================================================================= |
471 | //function : IsReady |
472 | //purpose : |
473 | //======================================================================= |
474 | Standard_Boolean BRepFill_PipeShell::IsReady() const |
475 | { |
476 | return (mySeq.Length() != 0); |
477 | } |
478 | //======================================================================= |
479 | //function : GetStatus |
480 | //purpose : |
481 | //======================================================================= |
482 | GeomFill_PipeError BRepFill_PipeShell::GetStatus() const |
483 | { |
484 | return myStatus; |
485 | } |
486 | |
487 | |
488 | //======================================================================= |
489 | //function : SetTolerance |
490 | //purpose : |
491 | //======================================================================= |
492 | void BRepFill_PipeShell::SetTolerance(const Standard_Real Tol3d , |
493 | const Standard_Real BoundTol, |
494 | const Standard_Real TolAngular) |
495 | { |
496 | myTol3d = Tol3d; |
497 | myBoundTol = BoundTol; |
498 | myTolAngular = TolAngular; |
499 | } |
500 | |
501 | //======================================================================= |
502 | //function : SetTransition |
503 | //purpose : Definit le mode de traitement des coins |
504 | //======================================================================= |
505 | void BRepFill_PipeShell::SetTransition(const BRepFill_TransitionStyle Mode, |
506 | const Standard_Real Angmin, |
507 | const Standard_Real Angmax) |
508 | { |
509 | if (myTransition != Mode) |
510 | mySection.Nullify(); //Il faut relocaliser les sections. |
511 | myTransition = Mode; |
512 | angmin = Angmin; |
513 | angmax = Angmax; |
514 | } |
515 | |
516 | //======================================================================= |
517 | //function : Simulate |
518 | //purpose : Calcul N Sections |
519 | //======================================================================= |
520 | void BRepFill_PipeShell::Simulate(const Standard_Integer N, |
521 | TopTools_ListOfShape& List) |
522 | { |
523 | // Preparation |
524 | Prepare(); |
525 | List.Clear(); |
526 | |
527 | Standard_Real First, Last, Length, Delta, U, |
528 | US, DeltaS,FirstS; |
529 | Standard_Integer ii, NbL = myLocation->NbLaw(); |
530 | Standard_Boolean Finis=Standard_False; |
531 | TopoDS_Shape W; |
532 | |
533 | // Calcul des parametres de digitalisation |
534 | mySection->Law(1)->GetDomain(FirstS, Last); |
535 | DeltaS = Last - FirstS; |
536 | myLocation->CurvilinearBounds(NbL,First, Length); |
537 | Delta = Length; |
538 | if (N>1) Delta /= (N-1); |
539 | |
540 | myLocation->CurvilinearBounds(1,First, Last); // Init de Last |
541 | for (U=0.0, ii=1; !Finis ; U+=Delta) { |
542 | if (U >= Length) { |
543 | U = Length; |
544 | Finis = Standard_True; |
545 | } |
546 | else { |
547 | if (ii < NbL) myLocation->CurvilinearBounds(NbL,First, Last); |
548 | if (U > Last) U = (Last+First)/2; // On ne saute pas une arete |
549 | if (U> First) ii++; |
550 | } |
551 | US = FirstS + (U/Length)*DeltaS; |
552 | // Calcul d'une section |
553 | mySection->D0(US, W); |
554 | myLocation->D0(U, W); |
555 | List.Append(W); |
556 | } |
557 | } |
558 | |
559 | //======================================================================= |
560 | //function : Build |
561 | //purpose : Construit le Shell et l'historique |
562 | //======================================================================= |
563 | Standard_Boolean BRepFill_PipeShell::Build() |
564 | { |
565 | Standard_Boolean Ok; |
566 | Standard_Real FirstS, LastS; |
567 | // 1) Preparation |
568 | Prepare(); |
569 | |
570 | if (myStatus != GeomFill_PipeOk) { |
571 | BRep_Builder B; |
572 | TopoDS_Shell Sh; |
573 | B.MakeShell(Sh); |
574 | myShape = Sh; // Nullify |
575 | return Standard_False; |
576 | } |
577 | |
578 | // 2) Calcul de myFirst et myLast |
579 | mySection->Law(1)->GetDomain(FirstS, LastS); |
580 | mySection->D0(FirstS, myFirst); |
581 | myLocation->D0(0, myFirst); |
582 | if (mySection->IsVClosed() && myLocation->IsClosed()) { |
583 | if (myLocation->IsG1(0)>=0) |
584 | myLast = myFirst; |
585 | else { |
586 | myFirst.Nullify(); |
587 | myLast.Nullify(); |
588 | } |
589 | } |
590 | else { |
591 | Standard_Real Length; |
592 | myLocation->CurvilinearBounds(myLocation->NbLaw(), |
593 | FirstS, Length); |
594 | mySection->D0(LastS, myLast); |
595 | myLocation->D0(Length, myLast); |
596 | // eap 5 Jun 2002 occ332, myLast and myFirst must not share one TShape, |
597 | // tolerances of shapes built on them may be quite different |
598 | if (myFirst.IsPartner( myLast )) { |
599 | BRepBuilderAPI_Copy copy(myLast); |
600 | if (copy.IsDone()) |
601 | myLast = copy.Shape(); |
602 | } |
603 | // eap 5 Jun 2002 occ332, end modif |
604 | } |
605 | #if DRAW |
606 | if (Affich) { |
607 | DBRep::Set("PipeFirst", myFirst); |
608 | DBRep::Set("PipeLast", myLast); |
609 | } |
610 | #endif |
611 | |
612 | // 3) Construction |
613 | BRepFill_Sweep MkSw(mySection, myLocation, Standard_True); |
614 | MkSw.SetTolerance(myTol3d, myBoundTol, 1.e-5, myTolAngular); |
615 | MkSw.SetAngularControl(angmin, angmax); |
616 | MkSw.SetBounds(TopoDS::Wire(myFirst), |
617 | TopoDS::Wire(myLast)); |
618 | MkSw.Build(myTransition); |
619 | |
620 | myStatus = myLocation->GetStatus(); |
621 | Ok = (MkSw.IsDone() && (myStatus == GeomFill_PipeOk)); |
622 | |
623 | if (Ok) { |
624 | myShape = MkSw.Shape(); |
625 | |
626 | TopoDS_Shape aBottomWire = myFirst; |
627 | TopoDS_Shape aTopWire = myLast; |
628 | |
629 | if(BuildBoundaries(MkSw, mySection, aBottomWire, aTopWire)) { |
630 | myFirst = aBottomWire; |
631 | myLast = aTopWire; |
632 | } |
633 | |
634 | if (mySection->IsUClosed()) |
635 | { |
636 | TopExp_Explorer explo; |
637 | Standard_Boolean DegenFirst = Standard_True, DegenLast = Standard_True; |
638 | |
639 | for (explo.Init(myFirst, TopAbs_EDGE); explo.More(); explo.Next()) |
640 | { |
641 | const TopoDS_Edge& anEdge = TopoDS::Edge(explo.Current()); |
642 | DegenFirst = DegenFirst && BRep_Tool::Degenerated(anEdge); |
643 | } |
644 | |
645 | for (explo.Init(myLast, TopAbs_EDGE); explo.More(); explo.Next()) |
646 | { |
647 | const TopoDS_Edge& anEdge = TopoDS::Edge(explo.Current()); |
648 | DegenLast = DegenLast && BRep_Tool::Degenerated(anEdge); |
649 | } |
650 | |
651 | if (DegenFirst && DegenLast) |
652 | myShape.Closed(Standard_True); |
653 | } |
654 | |
655 | BuildHistory(MkSw); |
656 | } |
657 | else { |
658 | BRep_Builder B; |
659 | TopoDS_Shell Sh; |
660 | B.MakeShell(Sh); |
661 | myShape = Sh; // Nullify |
662 | if (myStatus == GeomFill_PipeOk) myStatus = GeomFill_PipeNotOk; |
663 | } |
664 | return Ok; |
665 | } |
666 | |
667 | //======================================================================= |
668 | //function : MakeSolid |
669 | //purpose : |
670 | //======================================================================= |
671 | Standard_Boolean BRepFill_PipeShell::MakeSolid() |
672 | { |
673 | if (myShape.IsNull()) |
674 | StdFail_NotDone::Raise("PipeShell is not build"); |
675 | Standard_Boolean B = myShape.Closed(); |
676 | BRep_Builder BS; |
677 | |
678 | if (!B) |
679 | { |
680 | if(!myFirst.IsNull() && !myLast.IsNull()) { |
681 | B = (myFirst.Closed() && myLast.Closed()); |
682 | } |
683 | if (B) { |
684 | // Il faut boucher les extremites |
685 | B = PerformPlan(myFirst); |
686 | if (B) { |
687 | B = PerformPlan(myLast); |
688 | if (B) { |
689 | if (!myFirst.IsNull() && !IsSameOriented( myFirst, myShape )) |
690 | myFirst.Reverse(); |
691 | if (!myLast.IsNull() && !IsSameOriented( myLast, myShape )) |
692 | myLast.Reverse(); |
693 | |
694 | if (!myFirst.IsNull()) |
695 | BS.Add(myShape, TopoDS::Face(myFirst)); |
696 | if (!myLast.IsNull()) |
697 | BS.Add(myShape, TopoDS::Face(myLast)); |
698 | |
699 | myShape.Closed(Standard_True); |
700 | } |
701 | } |
702 | } |
703 | } |
704 | |
705 | if (B) { |
706 | TopoDS_Solid solid; |
707 | BS.MakeSolid(solid); |
708 | BS.Add(solid,TopoDS::Shell(myShape)); |
709 | BRepClass3d_SolidClassifier SC(solid); |
710 | SC.PerformInfinitePoint(Precision::Confusion()); |
711 | if ( SC.State() == TopAbs_IN) { |
712 | BS.MakeSolid(solid); |
713 | myShape.Reverse(); |
714 | BS.Add(solid,TopoDS::Shell(myShape)); |
715 | } |
716 | myShape = solid; |
717 | myShape.Closed(Standard_True); |
718 | } |
719 | return B; |
720 | } |
721 | |
722 | //======================================================================= |
723 | //function : Shape |
724 | //purpose : Renvoi le resultat |
725 | //======================================================================= |
726 | const TopoDS_Shape& BRepFill_PipeShell::Shape() const |
727 | { |
728 | return myShape; |
729 | } |
730 | |
731 | //======================================================================= |
732 | //function : FirstShape |
733 | //purpose : Renvoi la section du debut |
734 | //======================================================================= |
735 | const TopoDS_Shape& BRepFill_PipeShell::FirstShape() const |
736 | { |
737 | return myFirst; |
738 | } |
739 | |
740 | //======================================================================= |
741 | //function : LastShape |
742 | //purpose : Renvoi la section de fin |
743 | //======================================================================= |
744 | const TopoDS_Shape& BRepFill_PipeShell::LastShape() const |
745 | { |
746 | return myLast; |
747 | } |
748 | |
749 | //======================================================================= |
750 | //function : Generated |
751 | //purpose : |
752 | //======================================================================= |
753 | // void BRepFill_PipeShell::Generated(const TopoDS_Shape& , |
754 | // TopTools_ListOfShape& ) |
755 | void BRepFill_PipeShell::Generated(const TopoDS_Shape& theShape, |
756 | TopTools_ListOfShape& theList) |
757 | { |
758 | // Standard_NotImplemented::Raise("Generated:Pas Fait"); |
759 | theList.Clear(); |
760 | |
761 | if(myGenMap.IsBound(theShape)) { |
762 | theList = myGenMap.Find(theShape); |
763 | } |
764 | } |
765 | |
766 | //======================================================================= |
767 | //function : Prepare |
768 | //purpose : - Verifie que tout est pret |
769 | // - Construit la loi de section |
770 | // - Construit la loi de location si necessaire |
771 | // - Calcul First & Last |
772 | //======================================================================= |
773 | void BRepFill_PipeShell::Prepare() |
774 | { |
775 | TopoDS_Wire theSect; |
776 | if (!IsReady()) StdFail_NotDone::Raise("PipeShell"); |
777 | if (!myLocation.IsNull() && !mySection.IsNull()) return; // C'est deja pret |
778 | |
779 | //Check set of section for right configuration of punctual sections |
780 | Standard_Integer i; |
781 | TopoDS_Iterator iter;; |
782 | for (i = 2; i <= mySeq.Length()-1; i++) |
783 | { |
784 | Standard_Boolean wdeg = Standard_True; |
785 | for (iter.Initialize(mySeq(i).Wire()); iter.More(); iter.Next()) |
786 | { |
787 | const TopoDS_Edge& anEdge = TopoDS::Edge(iter.Value()); |
788 | wdeg = wdeg && (BRep_Tool::Degenerated(anEdge)); |
789 | } |
790 | if (wdeg) |
791 | Standard_Failure::Raise("Wrong usage of punctual sections"); |
792 | } |
793 | if (mySeq.Length() <= 2) |
794 | { |
795 | Standard_Boolean wdeg = Standard_True; |
796 | for (i = 1; i <= mySeq.Length(); i++) |
797 | for (iter.Initialize(mySeq(i).Wire()); iter.More(); iter.Next()) |
798 | { |
799 | const TopoDS_Edge& anEdge = TopoDS::Edge(iter.Value()); |
800 | wdeg = wdeg && (BRep_Tool::Degenerated(anEdge)); |
801 | } |
802 | if (wdeg) |
803 | Standard_Failure::Raise("Wrong usage of punctual sections"); |
804 | } |
805 | |
806 | // Construction de la loi de location |
807 | if(myLocation.IsNull()) |
808 | { |
809 | switch(myTrihedron) |
810 | { |
811 | case GeomFill_IsCorrectedFrenet : |
812 | { |
813 | Handle(GeomFill_TrihedronLaw) TLaw = |
814 | new (GeomFill_CorrectedFrenet) (); |
815 | Handle(GeomFill_CurveAndTrihedron) Loc = |
816 | new (GeomFill_CurveAndTrihedron) (TLaw); |
817 | myLocation = new (BRepFill_Edge3DLaw) (mySpine, Loc); |
818 | break; |
819 | } |
820 | default : |
821 | { // Pas prevu ! |
822 | Standard_ConstructionError::Raise("PipeShell"); |
823 | } |
824 | } |
825 | } |
826 | |
827 | //Transformation de la loi (Gestion Transition) |
828 | PerformTransition(myTransition, myLocation, angmin); |
829 | |
830 | |
831 | // Construction de la loi de section |
832 | if (mySeq.Length() == 1) { |
833 | Standard_Real p1; |
834 | Place(mySeq(1), theSect,p1); |
835 | TopoDS_Wire aLocalShape = theSect; |
836 | if (mySeq(1).IsLaw()) |
837 | mySection = new BRepFill_ShapeLaw(aLocalShape, myLaw); |
838 | // mySection = new (BRepFill_ShapeLaw) (TopoDS_Wire(theSect), myLaw); |
839 | else |
840 | mySection = new BRepFill_ShapeLaw(aLocalShape); |
841 | // mySection = new (BRepFill_ShapeLaw) (TopoDS::Wire(theSect)); |
842 | } |
843 | else |
844 | { |
845 | TColStd_SequenceOfReal Param; |
846 | TopTools_SequenceOfShape WSeq; |
847 | WSeq.Clear(); |
848 | Param.Clear(); |
849 | Standard_Integer NbL = myLocation->NbLaw(); |
850 | Standard_Real V1, V2, param; |
851 | myLocation->CurvilinearBounds(NbL, V1, V2); |
852 | V1 = 0.; |
853 | Standard_Integer ideb = 0, ifin = 0; |
854 | // for (Standard_Integer iseq=1;iseq<=mySeq.Length();iseq++) { |
855 | Standard_Integer iseq; |
856 | for (iseq=1;iseq<=mySeq.Length();iseq++) { |
857 | Place(mySeq(iseq), theSect, param); |
858 | Param.Append(param); |
859 | WSeq.Append(theSect); |
860 | // WSeq.Append(TopoDS::Wire(theSect)); |
861 | if (param==V1) ideb = iseq; |
862 | if (param==V2) ifin = iseq; |
863 | } |
864 | |
865 | |
866 | // sections bouclantes ? |
867 | if (myLocation->IsClosed()) { |
868 | if (ideb>0) { |
869 | // on place la section initiale en position finale |
870 | Param.Append(V2); |
871 | WSeq.Append(WSeq(ideb)); |
872 | } |
873 | else if (ifin>0) { |
874 | // on place la section finale en position initiale |
875 | Param.Append(V1); |
876 | WSeq.Append(WSeq(ifin)); |
877 | } |
878 | else { |
879 | // il faut trouver une section moyenne a imposer en V1 et en V2 |
880 | Standard_Real pmin = Param.Value(1), pmax = Param.Value(1); |
881 | TopoDS_Wire Wmin = TopoDS::Wire(WSeq.Value(1)), Wmax; |
882 | for (iseq=2;iseq<=WSeq.Length();iseq++) { |
883 | if (Param.Value(iseq)<pmin) { |
884 | pmin = Param.Value(iseq); |
885 | Wmin = TopoDS::Wire(WSeq.Value(iseq)); |
886 | } |
887 | if (Param.Value(iseq)>pmax) { |
888 | pmax = Param.Value(iseq); |
889 | Wmax = TopoDS::Wire(WSeq.Value(iseq)); |
890 | } |
891 | } |
892 | // section moyenne entre Wmin et Wmax |
893 | TopoDS_Wire Wres; |
894 | Standard_Real dmin = Abs(pmin-V1); |
895 | Standard_Real dmax = Abs(pmax-V2); |
896 | if (ComputeSection(Wmin,Wmax,dmin,dmax,Wres)) { |
897 | // on impose la section Wres au debut et a la fin |
898 | Param.Append(V1); |
899 | WSeq.Append(Wres); |
900 | Param.Append(V2); |
901 | WSeq.Append(Wres); |
902 | |
903 | } |
904 | |
905 | } |
906 | } |
907 | |
908 | // tri des sections par parametre croissant |
909 | Standard_Boolean play_again = Standard_True; |
910 | while (play_again) { |
911 | play_again = Standard_False; |
912 | for (iseq=1;iseq<=WSeq.Length();iseq++) { |
913 | for (Standard_Integer jseq=iseq+1;jseq<=WSeq.Length();jseq++) { |
914 | if (Param.Value(iseq)>Param.Value(jseq)) { |
915 | Param.Exchange(iseq,jseq); |
916 | WSeq.Exchange(iseq,jseq); |
917 | play_again = Standard_True; |
918 | } |
919 | } |
920 | } |
921 | } |
922 | |
923 | #ifdef DRAW |
924 | if ( Affich) { |
925 | char* name = new char[100]; |
926 | Standard_Integer NBSECT = 0; |
927 | for (Standard_Integer i=1;i<=WSeq.Length();i++) { |
928 | NBSECT++; |
929 | sprintf(name,"WSeq_%d",NBSECT); |
930 | DBRep::Set(name,TopoDS::Wire(WSeq.Value(i))); |
931 | } |
932 | } |
933 | #endif |
934 | |
935 | |
936 | |
937 | // Calcul des sections de travail |
938 | TopTools_SequenceOfShape WorkingSections; |
939 | WorkingSections.Clear(); |
940 | TopTools_DataMapOfShapeListOfShape WorkingMap; |
941 | WorkingMap.Clear(); |
942 | BRepFill_CompatibleWires Georges(WSeq); |
943 | Georges.SetPercent(0.1); |
944 | Georges.Perform(Standard_False); |
945 | if (Georges.IsDone()) { |
946 | WorkingSections = Georges.Shape(); |
947 | WorkingMap = Georges.Generated(); |
948 | } |
949 | else { |
950 | Standard_ConstructionError::Raise("PipeShell : uncompatible wires"); |
951 | } |
952 | mySection = new (BRepFill_NSections) (WorkingSections,Param,V1,V2); |
953 | |
954 | }// else |
955 | |
956 | // on modifie la loi de location si contact |
957 | if ( (myTrihedron == GeomFill_IsGuidePlanWithContact) |
958 | || (myTrihedron == GeomFill_IsGuideACWithContact) ) { |
959 | Standard_Real fs, f, l, Delta, Length; |
960 | Handle(GeomFill_LocationGuide) Loc; |
961 | Handle(GeomFill_SectionLaw) Sec = mySection->ConcatenedLaw(); |
962 | myLocation->CurvilinearBounds(myLocation->NbLaw(), f, Length); |
963 | Sec->GetDomain(fs,l); |
964 | Delta = (l-fs)/Length; |
965 | |
966 | Standard_Real angle, old_angle = 0; |
967 | for (Standard_Integer ipath=1; ipath<=myLocation->NbLaw(); ipath++) { |
968 | myLocation->CurvilinearBounds(ipath, f, l); |
969 | Loc = Handle(GeomFill_LocationGuide)::DownCast(myLocation->Law(ipath)); |
970 | Loc->Set(Sec, Standard_True, fs + f*Delta, fs + l*Delta, |
971 | old_angle, angle); // on force la rotation |
972 | old_angle = angle; |
973 | } |
974 | } |
975 | |
976 | myStatus = myLocation->GetStatus(); |
977 | } |
978 | |
979 | //======================================================================= |
980 | //function : Place |
981 | //purpose : Met en Place une Section dans le repere local |
982 | // et retourne son parametre sur la trajectoire |
983 | //======================================================================= |
984 | void BRepFill_PipeShell::Place(const BRepFill_Section& Sec, |
985 | TopoDS_Wire& W, |
986 | Standard_Real& param) |
987 | { |
988 | BRepFill_SectionPlacement Place(myLocation, |
989 | Sec.Wire(), |
990 | Sec.Vertex(), |
991 | Sec.WithContact(), |
992 | Sec.WithCorrection()); |
993 | W = Sec.Wire(); |
994 | TopLoc_Location Loc2(Place.Transformation()), Loc1; |
995 | Loc1 = W.Location(); |
996 | W.Location(Loc2.Multiplied(Loc1)); |
997 | param = Place.AbscissaOnPath(); |
998 | } |
999 | |
1000 | |
1001 | //======================================================================= |
1002 | //function : ResetLoc |
1003 | //purpose : Supprime les references aux sections dans les loi de location |
1004 | //======================================================================= |
1005 | void BRepFill_PipeShell::ResetLoc() |
1006 | { |
1007 | if ( (myTrihedron == GeomFill_IsGuidePlanWithContact) |
1008 | || (myTrihedron == GeomFill_IsGuideACWithContact) ) { |
1009 | Handle(GeomFill_LocationGuide) Loc; |
1010 | for (Standard_Integer isec=1; isec<=myLocation->NbLaw(); isec++) { |
1011 | Loc = Handle(GeomFill_LocationGuide)::DownCast(myLocation->Law(isec)); |
1012 | Loc->EraseRotation();// on supprime la rotation |
1013 | } |
1014 | } |
1015 | } |
1016 | |
1017 | //======================================================================= |
1018 | //function : BuildHistory |
1019 | //purpose : Builds history for edges of spine, |
1020 | // for built bottom shape of sweep, |
1021 | // for boundary vertices of bottom shape of sweep, |
1022 | // for boundary profiles |
1023 | //======================================================================= |
1024 | void BRepFill_PipeShell::BuildHistory(const BRepFill_Sweep& theSweep) |
1025 | { |
1026 | Handle(TopTools_HArray2OfShape) aFaces = theSweep.SubShape(); |
1027 | Handle(TopTools_HArray2OfShape) aVEdges = theSweep.Sections(); |
1028 | Handle(TopTools_HArray2OfShape) aUEdges = theSweep.InterFaces(); |
1029 | Standard_Integer i = 0, j = 0; |
1030 | Standard_Boolean bPrevModified = Standard_False; |
1031 | |
1032 | for(i = 1; i <= mySection->NbLaw(); i++) { |
1033 | if((!aVEdges->Value(i, 1).IsNull()) && (aVEdges->Value(i, 1).ShapeType() == TopAbs_FACE)) { |
1034 | bPrevModified = Standard_True; |
1035 | break; |
1036 | } |
1037 | } |
1038 | |
1039 | for(j = myLocation->NbLaw(); j >= 1; j--) { |
1040 | Standard_Boolean ismodified = Standard_False; |
1041 | TopTools_ListOfShape aListOfFace; |
1042 | |
1043 | if(bPrevModified) { |
1044 | for(i = 1; i <= mySection->NbLaw(); i++) { |
1045 | Standard_Integer lessindex = j + 1; |
1046 | lessindex = (lessindex > myLocation->NbLaw()) ? 1 : lessindex; |
1047 | |
1048 | if((!aVEdges->Value(i, lessindex).IsNull()) && (aVEdges->Value(i, lessindex).ShapeType() == TopAbs_FACE)) { |
1049 | aListOfFace.Append(aVEdges->Value(i, lessindex)); |
1050 | const TopoDS_Shape& aBottomEdge = aVEdges->Value(i, 1); |
1051 | |
1052 | if((!aBottomEdge.IsNull()) && (aBottomEdge.ShapeType() == TopAbs_EDGE)) { |
1053 | UpdateMap(aBottomEdge, aVEdges->Value(i, lessindex), myGenMap); |
1054 | } |
1055 | } |
1056 | } |
1057 | } |
1058 | bPrevModified = Standard_False; |
1059 | |
1060 | for(i = 1; i <= mySection->NbLaw(); i++) { |
1061 | if((!aVEdges->Value(i, j).IsNull()) && (aVEdges->Value(i, j).ShapeType() == TopAbs_FACE)) { |
1062 | aListOfFace.Append(aVEdges->Value(i, j)); |
1063 | bPrevModified = Standard_True; |
1064 | |
1065 | const TopoDS_Shape& aBottomEdge = aVEdges->Value(i, 1); |
1066 | |
1067 | if((!aBottomEdge.IsNull()) && (aBottomEdge.ShapeType() == TopAbs_EDGE)) { |
1068 | UpdateMap(aBottomEdge, aVEdges->Value(i, j), myGenMap); |
1069 | } |
1070 | } |
1071 | |
1072 | if(aFaces->Value(i, j).ShapeType() == TopAbs_FACE) { |
1073 | aListOfFace.Append(aFaces->Value(i, j)); |
1074 | const TopoDS_Shape& aBottomEdge = aVEdges->Value(i, 1); |
1075 | |
1076 | if((!aBottomEdge.IsNull()) && (aBottomEdge.ShapeType() == TopAbs_EDGE)) { |
1077 | UpdateMap(aBottomEdge, aFaces->Value(i, j), myGenMap); |
1078 | } |
1079 | } |
1080 | } |
1081 | |
1082 | if(!myGenMap.IsBound(myLocation->Edge(j))) |
1083 | myGenMap.Bind(myLocation->Edge(j), aListOfFace); |
1084 | else |
1085 | myGenMap.ChangeFind(myLocation->Edge(j)).Append(aListOfFace); |
1086 | |
1087 | // build history for free booundaries.begin |
1088 | if(!mySection->IsUClosed()) { |
1089 | TopoDS_Compound aFaceComp; |
1090 | BRep_Builder aB; |
1091 | aB.MakeCompound(aFaceComp); |
1092 | TopTools_ListIteratorOfListOfShape anIt(aListOfFace); |
1093 | |
1094 | for(; anIt.More(); anIt.Next()) { |
1095 | aB.Add(aFaceComp, anIt.Value()); |
1096 | } |
1097 | TopTools_IndexedDataMapOfShapeListOfShape aMapEF; |
1098 | TopExp::MapShapesAndAncestors(aFaceComp, TopAbs_EDGE, TopAbs_FACE, aMapEF); |
1099 | Standard_Integer eit = 0; |
1100 | |
1101 | for(eit = aUEdges->LowerRow(); eit <= aUEdges->UpperRow(); eit++) { |
1102 | const TopoDS_Shape& aShape = aUEdges->Value(eit, j); |
1103 | |
1104 | if(aMapEF.Contains(aShape)) { |
1105 | const TopTools_ListOfShape& aList = aMapEF.FindFromKey(aShape); |
1106 | |
1107 | if(aList.Extent() < 2) { |
1108 | UpdateMap(myLocation->Edge(j), aShape, myGenMap); |
1109 | |
1110 | TopoDS_Shape aGenVertex; |
1111 | TopTools_IndexedDataMapOfShapeListOfShape aMapVE; |
1112 | |
1113 | for(i = 1; i <= mySection->NbLaw(); i++) { |
1114 | const TopoDS_Shape& aBottomEdge = aVEdges->Value(i, aVEdges->LowerCol()); |
1115 | |
1116 | if((!aBottomEdge.IsNull()) && (aBottomEdge.ShapeType() == TopAbs_EDGE)) { |
1117 | TopExp::MapShapesAndAncestors(aBottomEdge, TopAbs_VERTEX, TopAbs_EDGE, aMapVE); |
1118 | } |
1119 | } |
1120 | const TopoDS_Shape& aFreeEdge = aUEdges->Value(eit, aUEdges->LowerCol()); |
1121 | TopExp::MapShapesAndAncestors(aFreeEdge, TopAbs_VERTEX, TopAbs_EDGE, aMapVE); |
1122 | TopExp_Explorer anExpV(aFreeEdge, TopAbs_VERTEX); |
1123 | |
1124 | for(; anExpV.More(); anExpV.Next()) { |
1125 | if(aMapVE.Contains(anExpV.Current())) { |
1126 | const TopTools_ListOfShape& aListOfV = aMapVE.FindFromKey(anExpV.Current()); |
1127 | |
1128 | if(aListOfV.Extent() >= 2) { |
1129 | aGenVertex = anExpV.Current(); |
1130 | } |
1131 | } |
1132 | } |
1133 | |
1134 | if(!aGenVertex.IsNull()) { |
1135 | UpdateMap(aGenVertex, aShape, myGenMap); |
1136 | } |
1137 | } |
1138 | } |
1139 | } |
1140 | // end for(eit = aUEdges->LowerRow... |
1141 | } |
1142 | // build history for free booundaries.end |
1143 | } |
1144 | |
1145 | // build history for boundary section wires. begin |
1146 | |
1147 | if(!mySeq.IsEmpty()) { |
1148 | Standard_Integer iseq; |
1149 | TopoDS_Wire aSect; |
1150 | Standard_Real param = 0., aparmin = RealLast(), aparmax = -RealLast(); |
1151 | Standard_Integer ideb = 1, ifin = mySeq.Length(); |
1152 | |
1153 | for (iseq = 1;iseq <= mySeq.Length(); iseq++) { |
1154 | Place(mySeq(iseq), aSect, param); |
1155 | |
1156 | if(param < aparmin) { |
1157 | ideb = iseq; |
1158 | aparmin = param; |
1159 | } |
1160 | |
1161 | if(param > aparmax) { |
1162 | ifin = iseq; |
1163 | aparmax = param; |
1164 | } |
1165 | } |
1166 | |
1167 | UpdateMap(mySeq(ideb).Wire(), myFirst, myGenMap); |
1168 | UpdateMap(mySeq(ifin).Wire(), myLast, myGenMap); |
1169 | } |
1170 | // build history for boundary section wires. end |
1171 | } |
1172 | |
1173 | // --------------------------------------------------------------------------------- |
1174 | // static function: UpdateMap |
1175 | // purpose: |
1176 | // --------------------------------------------------------------------------------- |
1177 | Standard_Boolean UpdateMap(const TopoDS_Shape& theKey, |
1178 | const TopoDS_Shape& theValue, |
1179 | TopTools_DataMapOfShapeListOfShape& theMap) { |
1180 | |
1181 | if(!theMap.IsBound(theKey)) { |
1182 | TopTools_ListOfShape thelist; |
1183 | theMap.Bind(theKey, thelist); |
1184 | } |
1185 | TopTools_ListOfShape& aList = theMap.ChangeFind(theKey); |
1186 | TopTools_ListIteratorOfListOfShape anIt(aList); |
1187 | Standard_Boolean found = Standard_False; |
1188 | |
1189 | for(; anIt.More(); anIt.Next()) { |
1190 | if(theValue.IsSame(anIt.Value())) { |
1191 | found = Standard_True; |
1192 | break; |
1193 | } |
1194 | } |
1195 | |
1196 | if(!found) |
1197 | aList.Append(theValue); |
1198 | return !found; |
1199 | } |
1200 | |
1201 | // --------------------------------------------------------------------------------- |
1202 | // static function: BuildBoundaries |
1203 | // purpose: |
1204 | // --------------------------------------------------------------------------------- |
1205 | Standard_Boolean BuildBoundaries(const BRepFill_Sweep& theSweep, |
1206 | const Handle(BRepFill_SectionLaw)& theSection, |
1207 | TopoDS_Shape& theBottom, |
1208 | TopoDS_Shape& theTop) { |
1209 | |
1210 | TopoDS_Wire aBottomWire; |
1211 | TopoDS_Wire aTopWire; |
1212 | BRep_Builder aB; |
1213 | aB.MakeWire(aBottomWire); |
1214 | aB.MakeWire(aTopWire); |
1215 | Standard_Boolean bfoundbottom = Standard_False; |
1216 | Standard_Boolean bfoundtop = Standard_False; |
1217 | Handle(TopTools_HArray2OfShape) aVEdges = theSweep.Sections(); |
1218 | Standard_Integer i = 0; |
1219 | Standard_Boolean bAllSame = Standard_True; |
1220 | |
1221 | for(i = 1; i <= theSection->NbLaw(); i++) { |
1222 | const TopoDS_Shape& aBottomEdge = aVEdges->Value(i, aVEdges->LowerCol()); |
1223 | |
1224 | if(!aBottomEdge.IsNull() && (aBottomEdge.ShapeType() == TopAbs_EDGE)) { |
1225 | aB.Add(aBottomWire, aBottomEdge); |
1226 | bfoundbottom = Standard_True; |
1227 | } |
1228 | const TopoDS_Shape& aTopEdge = aVEdges->Value(i, aVEdges->UpperCol()); |
1229 | |
1230 | if(!aTopEdge.IsNull() && (aTopEdge.ShapeType() == TopAbs_EDGE)) { |
1231 | aB.Add(aTopWire, aTopEdge); |
1232 | bfoundtop = Standard_True; |
1233 | } |
1234 | |
1235 | if(!aBottomEdge.IsNull() && !aTopEdge.IsNull() && !aBottomEdge.IsSame(aTopEdge)) |
1236 | bAllSame = Standard_False; |
1237 | } |
1238 | |
1239 | if(theSection->IsUClosed()) { |
1240 | aBottomWire.Closed(Standard_True); |
1241 | aTopWire.Closed(Standard_True); |
1242 | } |
1243 | |
1244 | if(bfoundbottom) { |
1245 | theBottom = aBottomWire; |
1246 | } |
1247 | |
1248 | if(bfoundtop) { |
1249 | theTop = aTopWire; |
1250 | } |
1251 | |
1252 | if(bAllSame && bfoundbottom && bfoundtop) |
1253 | theTop = theBottom; |
1254 | |
1255 | return bfoundbottom || bfoundtop; |
1256 | } |