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0024924: ShapeFix_SplitTool doesn't verify the new range after cutting an edge
[occt.git] / src / BRepFill / BRepFill_Pipe.cxx
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b311480e 1// Created on: 1994-06-07
2// Created by: Bruno DUMORTIER
3// Copyright (c) 1994-1999 Matra Datavision
973c2be1 4// Copyright (c) 1999-2014 OPEN CASCADE SAS
b311480e 5//
973c2be1 6// This file is part of Open CASCADE Technology software library.
b311480e 7//
d5f74e42 8// This library is free software; you can redistribute it and/or modify it under
9// the terms of the GNU Lesser General Public License version 2.1 as published
973c2be1 10// by the Free Software Foundation, with special exception defined in the file
11// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
12// distribution for complete text of the license and disclaimer of any warranty.
b311480e 13//
973c2be1 14// Alternatively, this file may be used under the terms of Open CASCADE
15// commercial license or contractual agreement.
7fd59977 16
17#include <BRepFill_Pipe.ixx>
18
19#include <Standard_ErrorHandler.hxx>
20
21#include <BRep_Tool.hxx>
22#include <BRep_Builder.hxx>
23#include <BRepClass3d_SolidClassifier.hxx>
24#include <BRepLib_MakeVertex.hxx>
46e68e02 25#include <BRepTools_Substitution.hxx>
7fd59977 26
27#include <GeomFill_CorrectedFrenet.hxx>
a31abc03 28#include <GeomFill_Frenet.hxx>
29#include <GeomFill_DiscreteTrihedron.hxx>
7fd59977 30#include <GeomFill_CurveAndTrihedron.hxx>
31
32#include <BRepFill_SectionPlacement.hxx>
33#include <BRepFill_ShapeLaw.hxx>
34#include <BRepFill_Edge3DLaw.hxx>
35#include <BRepFill_Sweep.hxx>
36
37#include <GeomAbs_Shape.hxx>
38#include <TopExp.hxx>
39#include <TopAbs_ShapeEnum.hxx>
40#include <TopoDS.hxx>
41#include <TopoDS_Shell.hxx>
42#include <TopoDS_Solid.hxx>
43#include <TopoDS_Compound.hxx>
44#include <TopoDS_Iterator.hxx>
46e68e02 45#include <TopTools_DataMapOfShapeInteger.hxx>
46#include <TColStd_DataMapOfIntegerInteger.hxx>
47#include <TColStd_DataMapIteratorOfDataMapOfIntegerInteger.hxx>
7fd59977 48
49#include <Precision.hxx>
50#include <Standard_NotImplemented.hxx>
51
52#include <Geom_TrimmedCurve.hxx>
53#include <Geom_OffsetCurve.hxx>
54#include <Geom_BSplineCurve.hxx>
c8ea5b8e 55#include <BRepBuilderAPI_Transform.hxx>
f52d1b53 56#include <BRepBuilderAPI_Copy.hxx>
c8ea5b8e 57#include <TopTools_SequenceOfShape.hxx>
475604b4 58#include <TopTools_ListIteratorOfListOfShape.hxx>
c8ea5b8e 59#include <BRepLib.hxx>
60
61#include <Geom2dAdaptor_HCurve.hxx>
62#include <GeomAdaptor_HSurface.hxx>
63#include <Adaptor3d_CurveOnSurface.hxx>
7fd59977 64
f52d1b53 65#include <ShapeUpgrade_RemoveLocations.hxx>
66
7fd59977 67#ifdef DRAW
68#include <DBRep.hxx>
69static Standard_Boolean Affich = 0;
70#endif
71
f52d1b53 72static void ReverseModifiedEdges(TopoDS_Shape& aShape,
73 TopTools_MapOfShape& Emap)
74{
75 TopExp_Explorer Explo(aShape, TopAbs_FACE);
76 BRep_Builder BB;
475604b4 77
f52d1b53 78 for (; Explo.More(); Explo.Next())
79 {
80 TopoDS_Shape aFace = Explo.Current();
81 TopoDS_Iterator itf(aFace);
82 for (; itf.More(); itf.Next())
83 {
84 TopoDS_Shape aWire = itf.Value();
475604b4 85 TopTools_ListOfShape Ledges;
f52d1b53 86 TopoDS_Iterator itw(aWire);
87 for (; itw.More(); itw.Next())
475604b4 88 Ledges.Append(itw.Value());
89
f52d1b53 90 aWire.Free(Standard_True);
475604b4 91 TopTools_ListIteratorOfListOfShape itl(Ledges);
92 for (; itl.More(); itl.Next())
93 BB.Remove(aWire, itl.Value());
94
95 for (itl.Initialize(Ledges); itl.More(); itl.Next())
f52d1b53 96 {
475604b4 97 TopoDS_Shape anEdge = itl.Value();
98 if (Emap.Contains(anEdge))
99 anEdge.Reverse();
100 BB.Add(aWire, anEdge);
f52d1b53 101 }
102 }
103 }
104}
c8ea5b8e 105
106static void UpdateTolFromTopOrBottomPCurve(const TopoDS_Face& aFace,
107 TopoDS_Edge& anEdge)
108{
109 Standard_Real fpar, lpar;
110 Handle(Geom2d_Curve) aPCurve = BRep_Tool::CurveOnSurface(anEdge, aFace, fpar, lpar);
111 if (aPCurve.IsNull())
112 return;
113
114 Handle(Geom_Curve) aCurve = BRep_Tool::Curve(anEdge, fpar, lpar);
115 if (aCurve.IsNull())
116 return;
117
118 Handle(Geom2dAdaptor_HCurve) GAHC2d = new Geom2dAdaptor_HCurve(aPCurve, fpar, lpar);
119 Handle(Geom_Surface) aSurf = BRep_Tool::Surface(aFace);
120 Handle(GeomAdaptor_HSurface) GAHS = new GeomAdaptor_HSurface(aSurf);
121 Adaptor3d_CurveOnSurface ConS(GAHC2d, GAHS);
122
123 Standard_Real Tol = BRep_Tool::Tolerance(anEdge);
124 Standard_Real InitTol = Tol;
125 Standard_Real TolTol = Tol*Tol;
126 const Standard_Integer NCONTROL = 22;
127 Standard_Real delta = (lpar - fpar)/NCONTROL;
128 for (Standard_Integer i = 0; i <= NCONTROL; i++)
129 {
130 Standard_Real par = fpar + i*delta;
131 gp_Pnt pnt = aCurve->Value(par);
132 gp_Pnt prj = ConS.Value(par);
133 Standard_Real sqdist = pnt.SquareDistance(prj);
134 if (sqdist > TolTol)
135 TolTol = sqdist;
136 }
137 Tol = 1.00005 * Sqrt(TolTol);
138 if (Tol >= InitTol)
139 {
140 BRep_Builder BB;
141 BB.UpdateEdge(anEdge, Tol);
142 TopoDS_Iterator itv(anEdge);
143 for (; itv.More(); itv.Next())
144 {
145 TopoDS_Vertex aVertex = TopoDS::Vertex(itv.Value());
146 BB.UpdateVertex(aVertex, Tol);
147 }
148 }
149}
150
7fd59977 151//=======================================================================
152//function : BRepFill_Pipe
153//purpose :
154//=======================================================================
155
156BRepFill_Pipe::BRepFill_Pipe()
157{
471ce736 158 myDegmax = 11;
7fd59977 159 mySegmax = 100;
471ce736 160 myContinuity = GeomAbs_C2;
a31abc03 161 myMode = GeomFill_IsCorrectedFrenet;
162 myForceApproxC1 = Standard_False;
c8ea5b8e 163
164 myCurIndexOfSectionEdge = 1;
7fd59977 165}
166
167
168//=======================================================================
169//function : BRepFill_Pipe
170//purpose :
171//=======================================================================
172
173BRepFill_Pipe::BRepFill_Pipe(const TopoDS_Wire& Spine,
174 const TopoDS_Shape& Profile,
471ce736 175 const GeomFill_Trihedron aMode,
176 const Standard_Boolean ForceApproxC1,
7fd59977 177 const Standard_Boolean KPart)
471ce736 178
7fd59977 179{
471ce736 180 myDegmax = 11;
7fd59977 181 mySegmax = 100;
471ce736 182
a31abc03 183 myMode = GeomFill_IsCorrectedFrenet;
a31abc03 184 if (aMode == GeomFill_IsFrenet ||
185 aMode == GeomFill_IsCorrectedFrenet ||
186 aMode == GeomFill_IsDiscreteTrihedron)
187 myMode = aMode;
a31abc03 188
471ce736 189 myContinuity = GeomAbs_C2;
190 if (myMode == GeomFill_IsDiscreteTrihedron)
191 myContinuity = GeomAbs_C0;
192
a31abc03 193 myForceApproxC1 = ForceApproxC1;
c8ea5b8e 194
195 myCurIndexOfSectionEdge = 1;
196
471ce736 197 Perform(Spine, Profile, KPart);
a31abc03 198}
7fd59977 199
200
201//=======================================================================
202//function : Perform
203//purpose :
204//=======================================================================
205
206void BRepFill_Pipe::Perform(const TopoDS_Wire& Spine,
207 const TopoDS_Shape& Profile,
35e08fe8 208 const Standard_Boolean /*KPart*/)
7fd59977 209
210{
211 mySections.Nullify();
212 myFaces.Nullify();
213 myEdges.Nullify();
214
215 mySpine = Spine;
216 myProfile = Profile;
217
218 DefineRealSegmax();
219
220 BRepTools_WireExplorer wexp;
221 TopoDS_Shape TheProf;
222
a31abc03 223 Handle(GeomFill_TrihedronLaw) TLaw;
224 switch (myMode)
225 {
226 case GeomFill_IsFrenet:
227 TLaw = new GeomFill_Frenet();
228 break;
229 case GeomFill_IsCorrectedFrenet:
230 TLaw = new GeomFill_CorrectedFrenet();
231 break;
232 case GeomFill_IsDiscreteTrihedron:
233 TLaw = new GeomFill_DiscreteTrihedron();
234 break;
566f8441 235 default:
236 break;
a31abc03 237 }
7fd59977 238 Handle(GeomFill_CurveAndTrihedron) Loc =
239 new (GeomFill_CurveAndTrihedron) (TLaw);
240 myLoc = new (BRepFill_Edge3DLaw) (mySpine, Loc);
241 if (myLoc->NbLaw() == 0) {
0d969553 242 return; // Degenerated case
7fd59977 243 }
0d969553 244 myLoc->TransformInG0Law(); // Set into continuity
7fd59977 245
246 BRepFill_SectionPlacement Place(myLoc, Profile);
247 myTrsf = Place.Transformation();
248
249 TopLoc_Location Loc2(myTrsf), Loc1;
250 Loc1 = Profile.Location();
251 TopoDS_Shape aux;
252 TheProf = myProfile;
253 TheProf.Location(Loc2.Multiplied(Loc1));
254
0d969553 255 // Construct First && Last Shape
7fd59977 256 Handle(GeomFill_LocationLaw) law;
257
258 gp_Mat M;
259 gp_Vec V;
260 gp_Trsf fila;
261 Standard_Real first, last;
262 myLoc->Law(1)->GetDomain(first, last);
263 myLoc->Law(1)->D0(first, M, V);
264 fila.SetValues(M(1,1), M(1,2), M(1,3), V.X(),
265 M(2,1), M(2,2), M(2,3), V.Y(),
266 M(3,1), M(3,2), M(3,3), V.Z(),
267 1.e-12, 1.e-14);
268
269 fila.Multiply(myTrsf);
270 TopLoc_Location LocFirst(fila);
271 myFirst = myProfile;
272 if ( ! LocFirst.IsIdentity()) {
c8ea5b8e 273 //myFirst.Location( LocFirst.Multiplied(myProfile.Location()) );
274 myFirst = BRepBuilderAPI_Transform(myProfile, fila, Standard_True); //copy
7fd59977 275 }
276
f52d1b53 277 ShapeUpgrade_RemoveLocations RemLoc;
278 RemLoc.Remove(myFirst);
279 myFirst = RemLoc.GetResult();
280 TopLoc_Location theLoc = myFirst.Location();
281 if (!theLoc.IsIdentity())
282 {
283 TopoDS_Shape NewMyFirst = BRepBuilderAPI_Copy(myFirst);
475604b4 284 RemLoc.Remove(NewMyFirst);
285 NewMyFirst = RemLoc.GetResult();
f52d1b53 286 TopLoc_Location theIdentity;
287 NewMyFirst.Location(theIdentity);
475604b4 288 myFirst = BRepBuilderAPI_Transform(NewMyFirst, theLoc.Transformation(), Standard_True);
f52d1b53 289 }
290
7fd59977 291 myLoc->Law(myLoc->NbLaw())->GetDomain(first, last);
292 myLoc->Law(myLoc->NbLaw())->D0(last,M, V);
0d969553 293// try { // Not good, but there are no other means to test SetValues
7fd59977 294 fila.SetValues(M(1,1), M(1,2), M(1,3), V.X(),
295 M(2,1), M(2,2), M(2,3), V.Y(),
296 M(3,1), M(3,2), M(3,3), V.Z(),
297 1.e-12, 1.e-14);
298 fila.Multiply(myTrsf);
299 TopLoc_Location LocLast(fila);
300 if (! myLoc->IsClosed() || LocFirst != LocLast) {
301 myLast = myProfile;
302 if ( ! LocLast.IsIdentity()) {
c8ea5b8e 303 //myLast.Location(LocLast.Multiplied(myProfile.Location()) );
304 myLast = BRepBuilderAPI_Transform(myProfile, fila, Standard_True); //copy
7fd59977 305 }
306 }
307 else {
308 myLast = myFirst;
309 }
f52d1b53 310
311 RemLoc.Remove(myLast);
312 myLast = RemLoc.GetResult();
313 theLoc = myLast.Location();
314 if (!theLoc.IsIdentity())
315 {
316 TopoDS_Shape NewMyLast = BRepBuilderAPI_Copy(myLast);
475604b4 317 RemLoc.Remove(NewMyLast);
318 NewMyLast = RemLoc.GetResult();
f52d1b53 319 TopLoc_Location theIdentity;
320 NewMyLast.Location(theIdentity);
475604b4 321 myLast = BRepBuilderAPI_Transform(NewMyLast, theLoc.Transformation(), Standard_True);
f52d1b53 322 }
323
7fd59977 324#if DRAW
325 if (Affich) {
326 DBRep::Set("theprof", TheProf);
327 DBRep::Set("thefirst", myFirst);
328 DBRep::Set("thelast" , myLast);
329 }
330#endif
331
332 myShape = MakeShape(TheProf, myFirst, myLast);
333}
334
335
336//=======================================================================
337//function : Spine
338//purpose :
339//=======================================================================
340
341const TopoDS_Shape& BRepFill_Pipe::Spine() const
342{
343 return mySpine;
344}
345
346//=======================================================================
347//function : Profile
348//purpose :
349//=======================================================================
350
351const TopoDS_Shape& BRepFill_Pipe::Profile() const
352{
353 return myProfile;
354}
355
356//=======================================================================
357//function : Shape
358//purpose :
359//=======================================================================
360
361const TopoDS_Shape& BRepFill_Pipe::Shape() const
362{
363 return myShape;
364}
365
366
367//=======================================================================
368//function : FirstShape
369//purpose :
370//=======================================================================
371
372const TopoDS_Shape& BRepFill_Pipe::FirstShape() const
373{
374 return myFirst;
375}
376
377
378//=======================================================================
379//function : LastShape
380//purpose :
381//=======================================================================
382
383const TopoDS_Shape& BRepFill_Pipe::LastShape() const
384{
385 return myLast;
386}
387
388
389//=======================================================================
390//function : Face
391//purpose :
392//=======================================================================
393
394TopoDS_Face BRepFill_Pipe::Face(const TopoDS_Edge& ESpine,
395 const TopoDS_Edge& EProfile)
396{
397 TopoDS_Face theFace;
398
399 if ( BRep_Tool::Degenerated(EProfile))
400 return theFace;
401
402 Standard_Integer ii, ispin = 0, iprof = 0, count = 0;
403
404 // *************************************************
405 // Search if EProfile is an edge of myProfile
406 // *************************************************
407 iprof = FindEdge(myProfile, EProfile, count);
408
409 if (!iprof) Standard_DomainError::Raise(
410 "BRepFill_Pipe::Face : Edge not in the Profile");
411
412
413 // *************************************************
414 // Search if ESpine is an edge of mySpine and find
415 // the index of the corresponding Filler
416 // *************************************************
417 for (ii=1; ii<=myLoc->NbLaw() && (!ispin); ii++)
418 if (ESpine.IsSame(myLoc->Edge(ii))) ispin = ii;
419
420 if (!ispin) Standard_DomainError::Raise(
421 "BRepFill_Pipe::Edge : Edge not in the Spine");
422
423 theFace = TopoDS::Face(myFaces->Value(iprof, ispin));
424 return theFace;
425
426}
427
428//=======================================================================
429//function : Edge
430//purpose :
431//=======================================================================
432TopoDS_Edge BRepFill_Pipe::Edge(const TopoDS_Edge& ESpine,
433 const TopoDS_Vertex& VProfile)
434{
435 Standard_Integer ii, ispin = 0, iprof = 0, count = 0;;
436
437 // *************************************************
438 // Search if VProfile is a Vertex of myProfile
439 // *************************************************
440 iprof = FindVertex(myProfile, VProfile, count);
441 if (!iprof) Standard_DomainError::Raise(
442 "BRepFill_Pipe::Edge : Vertex not in the Profile");
443
444
445 // *************************************************
446 // Search if ESpine is an edge of mySpine and find
447 // the index of the corresponding Filler
448 // *************************************************
449
450 for (ii=1; ii<=myLoc->NbLaw() && (!ispin); ii++)
451 if (ESpine.IsSame(myLoc->Edge(ii))) ispin = ii;
452
453 if (!ispin) Standard_DomainError::Raise(
454 "BRepFill_Pipe::Edge : Edge not in the Spine");
455
456
457 // *************************************************
458 // Generate the corresponding Shape
459 // *************************************************
460 TopoDS_Edge theEdge;
461 theEdge = TopoDS::Edge(myEdges->Value(iprof, ispin));
462
463 return theEdge;
464
465}
466
467
468//=======================================================================
469//function : Section
470//purpose :
471//=======================================================================
472
473TopoDS_Shape BRepFill_Pipe::Section(const TopoDS_Vertex& VSpine) const
474{
475 TopoDS_Iterator it, itv;
476
477 Standard_Integer ii, ispin = 0;
478
479 TopoDS_Shape curSect = myProfile;
480
481 // *************************************************
482 // Search if ESpine is an edge of mySpine and find
483 // the index of the corresponding Filler
484 // *************************************************
485
486 // iterate on all the edges of mySpine
487 for (ii=1; ii<=myLoc->NbLaw()+1 && (!ispin); ii++)
488 if (VSpine.IsSame(myLoc->Vertex(ii))) ispin = ii;
489
490 if (!ispin) Standard_DomainError::Raise(
491 "BRepFill_Pipe::Section : Vertex not in the Spine");
492
493 BRep_Builder B;
494 TopoDS_Compound Comp;
495 B.MakeCompound(Comp);
496 for (ii=1; ii<=mySections->ColLength(); ii++)
497 B.Add(Comp, mySections->Value(ii, ispin));
498
499 return Comp;
500}
501
502//=======================================================================
503//function : PipeLine
0d969553 504//purpose : Construct a wire by sweeping of a point
7fd59977 505//=======================================================================
506
c8ea5b8e 507TopoDS_Wire BRepFill_Pipe::PipeLine(const gp_Pnt& Point)
7fd59977 508{
0d969553 509 // Postioning
7fd59977 510 gp_Pnt P;
511 P = Point;
512 P.Transform(myTrsf);
513
514 BRepLib_MakeVertex MkV(P);
515 Handle(BRepFill_ShapeLaw) Section =
516 new (BRepFill_ShapeLaw) (MkV.Vertex());
517
0d969553 518 // Sweeping
7fd59977 519 BRepFill_Sweep MkSw(Section, myLoc, Standard_True);
a31abc03 520 MkSw.SetForceApproxC1(myForceApproxC1);
c8ea5b8e 521 MkSw.Build( myReversedEdges, myTapes,
522 BRepFill_Modified, myContinuity, GeomFill_Location, myDegmax, mySegmax );
7fd59977 523 TopoDS_Shape aLocalShape = MkSw.Shape();
524 return TopoDS::Wire(aLocalShape);
525// return TopoDS::Wire(MkSw.Shape());
526}
527
528//=======================================================================
529//function : MakeShape
530//purpose :
531//=======================================================================
532
533TopoDS_Shape BRepFill_Pipe::MakeShape(const TopoDS_Shape& S,
534 const TopoDS_Shape& FirstShape,
535 const TopoDS_Shape& LastShape)
536{
537 TopoDS_Shape result;
538 BRep_Builder B;
539 Standard_Boolean explode = Standard_False;
540 TopoDS_Shape TheS, TheFirst, TheLast;
541 Standard_Integer InitialLength = 0;
542 TheS = S;
543 TheFirst = FirstShape;
544 TheLast = LastShape;
545 if (! myFaces.IsNull()) InitialLength = myFaces->ColLength();
546
547 // there are two kinds of generation
548 // 1. generate with S from each Filler (Vertex, Edge)
549 // 2. call MakeShape recursively on the subshapes of S
550 //
551 // explode is True in the second case
552
553 // create the result empty
554
555 switch (S.ShapeType()) {
556
557 case TopAbs_VERTEX :
558 {
559 B.MakeWire(TopoDS::Wire(result));
560 break;
561 }
562
563 case TopAbs_EDGE :
564 {
565 TopoDS_Wire W;
566 B.MakeShell(TopoDS::Shell(result));
567 B.MakeWire(W);
568 B.Add(W, S);
569 W.Closed(S.Closed());
570 TheS = W;
571 if (!FirstShape.IsNull()) {
572 B.MakeWire(W);
573 B.Add(W, FirstShape);
574 W.Closed(FirstShape.Closed());
575 TheFirst = W;
576 }
577 if (!LastShape.IsNull()) {
578 B.MakeWire(W);
579 B.Add(W, LastShape);
580 W.Closed(LastShape.Closed());
581 TheLast = W;
582 }
583 break;
584 }
585
586 case TopAbs_WIRE :
587 B.MakeShell(TopoDS::Shell(result));
588 break;
589
590 case TopAbs_FACE :
591 {
592 B.MakeShell(TopoDS::Shell(result));
593 explode = Standard_True;
594 if ( !mySpine.Closed() && !TheFirst.IsNull()) {
595 B.Add(result, TheFirst.Reversed());
596 }
597 break;
598 }
599
600 case TopAbs_SHELL :
601 {
602 B.MakeCompSolid(TopoDS::CompSolid(result));
603 explode = Standard_True;
604 break;
605 }
606
607 case TopAbs_SOLID :
608 case TopAbs_COMPSOLID :
c8ea5b8e 609 Standard_DomainError::Raise("BRepFill_Pipe::profile contains solids");
7fd59977 610 break;
611
612 case TopAbs_COMPOUND :
613 {
614 B.MakeCompound(TopoDS::Compound(result));
615 explode = Standard_True;
616 break;
617 }
7fd59977 618 default:
619 break;
7fd59977 620 }
621
622 if (explode) {
623 // add the subshapes
624 TopoDS_Iterator itFirst, itLast;
625 TopoDS_Shape first, last;
626 if (!TheFirst.IsNull()) itFirst.Initialize(TheFirst);
627 if (!TheLast.IsNull()) itLast.Initialize(TheLast);
628
629 for (TopoDS_Iterator it(S); it.More(); it.Next()) {
630 if (!TheFirst.IsNull()) first = itFirst.Value();
631 if (!TheLast.IsNull()) last = itLast.Value();
632 if (TheS.ShapeType() == TopAbs_FACE )
633 MakeShape(it.Value(), first, last);
634 else
635 B.Add(result,MakeShape(it.Value(), first, last));
636
637 if (!TheFirst.IsNull()) itFirst.Next();
638 if (!TheLast.IsNull()) itLast.Next();
639 }
640 }
641
642 else {
643 if (TheS.ShapeType() == TopAbs_VERTEX ) {
644 Handle(BRepFill_ShapeLaw) Section =
645 new (BRepFill_ShapeLaw) (TopoDS::Vertex(TheS));
646 BRepFill_Sweep MkSw(Section, myLoc, Standard_True);
a31abc03 647 MkSw.SetForceApproxC1(myForceApproxC1);
c8ea5b8e 648 MkSw.Build( myReversedEdges, myTapes,
649 BRepFill_Modified, myContinuity, GeomFill_Location, myDegmax, mySegmax );
7fd59977 650 result = MkSw.Shape();
2cd138b8 651
652 Handle(TopTools_HArray2OfShape) aSections = MkSw.Sections();
653
654 if (aSections.IsNull() == Standard_False) {
655 const Standard_Integer aVLast = aSections->UpperCol();
656
657 myFirst = aSections->Value(1, 1);
658 myLast = aSections->Value(1, aVLast);
659 }
7fd59977 660 }
661
662 if (TheS.ShapeType() == TopAbs_WIRE ) {
663 Handle(BRepFill_ShapeLaw) Section =
664 new (BRepFill_ShapeLaw) (TopoDS::Wire(TheS));
665 BRepFill_Sweep MkSw(Section, myLoc, Standard_True);
666 MkSw.SetBounds(TopoDS::Wire(TheFirst),
667 TopoDS::Wire(TheLast));
a31abc03 668 MkSw.SetForceApproxC1(myForceApproxC1);
c8ea5b8e 669 MkSw.Build( myReversedEdges, myTapes,
670 BRepFill_Modified, myContinuity, GeomFill_Location, myDegmax, mySegmax );
7fd59977 671 result = MkSw.Shape();
f52d1b53 672 //Correct <myFirst> and <myLast>
673 ReverseModifiedEdges(myFirst, myReversedEdges);
674 ReverseModifiedEdges(myLast, myReversedEdges);
7fd59977 675
0d969553 676 // Labeling of elements
7fd59977 677 if (mySections.IsNull()) {
678 myFaces = MkSw.SubShape();
679 mySections = MkSw.Sections();
680 myEdges = MkSw.InterFaces();
681 }
682 else {
683 Handle(TopTools_HArray2OfShape) Aux, Somme;
684 Standard_Integer length;
685 Standard_Integer ii, jj, kk;
686
687 Aux = MkSw.SubShape();
688 length = Aux->ColLength() + myFaces->ColLength();
689 Somme = new (TopTools_HArray2OfShape) (1, length, 1,
690 Aux->RowLength());
691 for (jj=1; jj<=myFaces->RowLength(); jj++) {
692 for (ii=1; ii<=myFaces->ColLength(); ii++)
693 Somme->SetValue(ii, jj, myFaces->Value(ii, jj));
694
695 for (kk=1, ii=myFaces->ColLength()+1;
696 kk <=Aux->ColLength(); kk++, ii++)
697 Somme->SetValue(ii, jj, Aux->Value(kk, jj));
698 }
699 myFaces = Somme;
7fd59977 700
701 Aux = MkSw.Sections();
702 length = Aux->ColLength() + mySections->ColLength();
703 Somme = new (TopTools_HArray2OfShape) (1, length, 1,
704 Aux->RowLength());
705 for (jj=1; jj<=mySections->RowLength(); jj++) {
706 for (ii=1; ii<=mySections->ColLength(); ii++)
707 Somme->SetValue(ii, jj, mySections->Value(ii, jj));
c8ea5b8e 708
709 myCurIndexOfSectionEdge = mySections->ColLength()+1;
710
7fd59977 711 for (kk=1, ii=mySections->ColLength()+1;
712 kk <=Aux->ColLength(); kk++, ii++)
713 Somme->SetValue(ii, jj, Aux->Value(kk, jj));
714 }
715 mySections = Somme;
716
717 Aux = MkSw.InterFaces();
718 length = Aux->ColLength() + myEdges->ColLength();
719 Somme = new (TopTools_HArray2OfShape) (1, length, 1,
720 Aux->RowLength());
721 for (jj=1; jj<=myEdges->RowLength(); jj++) {
722 for (ii=1; ii<=myEdges->ColLength(); ii++)
723 Somme->SetValue(ii, jj, myEdges->Value(ii, jj));
724
725 for (kk=1, ii=myEdges->ColLength()+1;
726 kk <=Aux->ColLength(); kk++, ii++)
727 Somme->SetValue(ii, jj, Aux->Value(kk, jj));
728 }
46e68e02 729
730 myEdges = Somme;
7fd59977 731 }
732 }
733 }
734
735 if ( TheS.ShapeType() == TopAbs_FACE ) {
736 Standard_Integer ii, jj;
c8ea5b8e 737 //jgv
738 TopExp_Explorer Explo(result, TopAbs_FACE);
739 for (; Explo.More(); Explo.Next())
740 {
741 TopoDS_Shape aFace = Explo.Current();
742 RebuildTopOrBottomFace(aFace.Reversed(), Standard_True); //top face was reversed
743 }
744 /////
7fd59977 745 TopoDS_Face F;
746 for (ii=InitialLength+1; ii<=myFaces->ColLength(); ii++) {
747 for (jj=1; jj<=myFaces->RowLength(); jj++) {
748 F = TopoDS::Face(myFaces->Value(ii, jj));
749 if (!F.IsNull()) B.Add(result, F);
750 }
751 }
752
753 if ( !mySpine.Closed()) {
754 // if Spine is not closed
755 // add the last face of the solid
c8ea5b8e 756
757 //jgv
758 RebuildTopOrBottomFace(TheLast, Standard_False); //bottom face
759 /////
7fd59977 760 B.Add(result, TopoDS::Face(TheLast));
761 }
762
763 TopoDS_Solid solid;
764 BRep_Builder BS;
765 BS.MakeSolid(solid);
766
767 result.Closed(Standard_True);
768 BS.Add(solid,TopoDS::Shell(result));
769
770 BRepClass3d_SolidClassifier SC(solid);
771 SC.PerformInfinitePoint(Precision::Confusion());
772 if ( SC.State() == TopAbs_IN) {
773 BS.MakeSolid(solid);
774 TopoDS_Shape aLocalShape = result.Reversed();
775 BS.Add(solid,TopoDS::Shell(aLocalShape));
776// BS.Add(solid,TopoDS::Shell(result.Reversed()));
777 }
778 return solid;
779 }
780 else {
781 return result;
782 }
7fd59977 783}
784
0d969553 785//============================================================================
7fd59977 786//function : FindEdge
0d969553
Y		 787//purpose : Find the number of edge corresponding to the edge of the profile.
788//============================================================================
7fd59977 789
790Standard_Integer BRepFill_Pipe::FindEdge(const TopoDS_Shape& S,
791 const TopoDS_Edge& E,
792 Standard_Integer& InitialLength) const
793{
794 Standard_Integer result = 0;
795
796 switch (S.ShapeType()) {
797
798 case TopAbs_EDGE :
799 {
800 InitialLength++;
801 if (S.IsSame(E)) result = InitialLength;
802 break;
803 }
804
805 case TopAbs_WIRE :
806 {
807 Standard_Integer ii = InitialLength+1;
808 Handle(BRepFill_ShapeLaw) Section =
809 new (BRepFill_ShapeLaw) (TopoDS::Wire(S), Standard_False);
810 InitialLength += Section->NbLaw();
811
812 for (; (ii<=InitialLength) && (!result); ii++) {
813 if (E.IsSame(Section->Edge(ii)) ) result = ii;
814 }
815 break;
816 }
817
818 case TopAbs_FACE :
819 case TopAbs_SHELL :
820 case TopAbs_COMPOUND :
821 {
822 for (TopoDS_Iterator it(S); it.More() && (!result); it.Next())
823 result = FindEdge(it.Value(), E, InitialLength );
824 break;
825 }
826
827 case TopAbs_SOLID :
828 case TopAbs_COMPSOLID :
829 Standard_DomainError::Raise("BRepFill_Pipe::SOLID or COMPSOLID");
830 break;
7fd59977 831 default:
832 break;
7fd59977 833 }
834
835 return result;
836}
837
838//=======================================================================
839//function : FindVertex
0d969553 840//purpose : Find the number of edge corresponding to an edge of the profile.
7fd59977 841//=======================================================================
842
843Standard_Integer BRepFill_Pipe::FindVertex(const TopoDS_Shape& S,
844 const TopoDS_Vertex& V,
845 Standard_Integer& InitialLength) const
846{
847 Standard_Integer result = 0;
848
849 switch (S.ShapeType()) {
850 case TopAbs_VERTEX :
851 {
852 InitialLength++;
853 if (S.IsSame(V)) result = InitialLength;
854 break;
855 }
856
857 case TopAbs_EDGE :
858 {
859 TopoDS_Vertex VF, VL;
860 TopExp::Vertices(TopoDS::Edge(S), VF, VL);
861 if (S.Orientation() == TopAbs_REVERSED) {
862 TopoDS_Vertex aux;
863 aux = VF; VF = VL; VL = aux;
864 }
865 if (VF.IsSame(V)) result = InitialLength+1;
866 else if (VL.IsSame(V)) result = InitialLength+2;
867 InitialLength += 2;
868 break;
869 }
870
871 case TopAbs_WIRE :
872 {
873 Standard_Integer ii = InitialLength+1;
874 Handle(BRepFill_ShapeLaw) Section =
875 new (BRepFill_ShapeLaw) (TopoDS::Wire(S), Standard_False);
876 InitialLength += Section->NbLaw()+1;
877
878 for (; (ii<=InitialLength) && (!result); ii++) {
879 if (V.IsSame(Section->Vertex(ii, 0.)) ) result = ii;
880 }
881 break;
882 }
883
884 case TopAbs_FACE :
885 case TopAbs_SHELL :
886 case TopAbs_COMPOUND :
887 {
888 for (TopoDS_Iterator it(S); it.More() && (!result); it.Next())
889 result = FindVertex(it.Value(), V, InitialLength);
890 break;
891 }
892
893 case TopAbs_SOLID :
894 case TopAbs_COMPSOLID :
895 Standard_DomainError::Raise("BRepFill_Pipe::SOLID or COMPSOLID");
896 break;
7fd59977 897 default:
898 break;
7fd59977 899 }
900
901 return result;
902}
903
904//=======================================================================
905//function : DefineRealSegmax
906//purpose : Defines the real number of segments
907// required in the case of bspline spine
908//=======================================================================
909
910void BRepFill_Pipe::DefineRealSegmax()
911{
912 Standard_Integer RealSegmax = 0;
913
914 TopoDS_Iterator iter(mySpine);
915 for (; iter.More(); iter.Next())
916 {
917 TopoDS_Edge E = TopoDS::Edge(iter.Value());
918 Standard_Real first, last;
919 Handle(Geom_Curve) C = BRep_Tool::Curve( E, first, last );
920 if (C.IsNull())
921 continue;
922 while (C->DynamicType() == STANDARD_TYPE(Geom_TrimmedCurve) ||
923 C->DynamicType() == STANDARD_TYPE(Geom_OffsetCurve))
924 {
925 if (C->DynamicType() == STANDARD_TYPE(Geom_TrimmedCurve))
926 C = (*((Handle(Geom_TrimmedCurve)*)&C))->BasisCurve();
927 if (C->DynamicType() == STANDARD_TYPE(Geom_OffsetCurve))
928 C = (*((Handle(Geom_OffsetCurve)*)&C))->BasisCurve();
929 }
930 if (C->DynamicType() == STANDARD_TYPE(Geom_BSplineCurve))
931 {
932 const Handle(Geom_BSplineCurve)& BC = *((Handle(Geom_BSplineCurve)*)&C);
933 Standard_Integer NbKnots = BC->NbKnots();
934 Standard_Integer RealNbKnots = NbKnots;
935 if (first > BC->FirstParameter())
936 {
937 Standard_Integer I1, I2;
938 BC->LocateU( first, Precision::PConfusion(), I1, I2 );
939 RealNbKnots -= I1-1;
940 }
941 if (last < BC->LastParameter())
942 {
943 Standard_Integer I1, I2;
944 BC->LocateU( last, Precision::PConfusion(), I1, I2 );
945 RealNbKnots -= NbKnots-I2;
946 }
947 RealSegmax += RealNbKnots-1;
948 }
949 }
950
951 if (mySegmax < RealSegmax)
952 mySegmax = RealSegmax;
953}
46e68e02 954
955//=======================================================================
c8ea5b8e 956//function : RebuildTopOrBottomFace
957//purpose : Correct orientation of v-iso edges
958// according to new 3d and 2d curves taken from swept surfaces
46e68e02 959//=======================================================================
960
c8ea5b8e 961void BRepFill_Pipe::RebuildTopOrBottomFace(const TopoDS_Shape& aFace,
962 const Standard_Boolean IsTop) const
46e68e02 963{
c8ea5b8e 964 Standard_Integer IndexOfSection =
965 (IsTop)? 1 : mySections->RowLength();
46e68e02 966
c8ea5b8e 967 Standard_Integer ii;
968 BRep_Builder BB;
969 TopoDS_Iterator itf(aFace);
970 for (; itf.More(); itf.Next())
971 {
972 TopoDS_Shape aWire = itf.Value();
973 TopTools_SequenceOfShape InitEdges;
974 TopTools_SequenceOfShape ResEdges;
975 TopoDS_Iterator itw(aWire);
976 for (; itw.More(); itw.Next())
977 {
978 TopoDS_Shape anEdge = itw.Value();
979 for (ii = myCurIndexOfSectionEdge; ii <= mySections->ColLength(); ii++)
980 {
981 TopoDS_Shape aVisoEdge = mySections->Value(ii, IndexOfSection);
982 if (anEdge.IsSame(aVisoEdge))
983 {
984 InitEdges.Append(anEdge);
985 ResEdges.Append(aVisoEdge);
46e68e02 986 break;
987 }
988 }
989 }
c8ea5b8e 990 aWire.Free(Standard_True);
991 for (ii = 1; ii <= InitEdges.Length(); ii++)
992 {
993 BB.Remove(aWire, InitEdges(ii));
994 UpdateTolFromTopOrBottomPCurve(TopoDS::Face(aFace), TopoDS::Edge(ResEdges(ii)));
995 BB.Add(aWire, ResEdges(ii));
46e68e02 996 }
997 }
46e68e02 998}
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