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0026488: The class ShapeUpgrade_UnifySameDomain is not documented.
[occt.git] / src / ShapeUpgrade / ShapeUpgrade_UnifySameDomain.cxx
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973c2be1 1// Created on: 2012-06-09
2// Created by: jgv@ROLEX
3// Copyright (c) 2012-2014 OPEN CASCADE SAS
4//
5// This file is part of Open CASCADE Technology software library.
6//
d5f74e42 7// This library is free software; you can redistribute it and/or modify it under
8// the terms of the GNU Lesser General Public License version 2.1 as published
973c2be1 9// by the Free Software Foundation, with special exception defined in the file
10// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
11// distribution for complete text of the license and disclaimer of any warranty.
12//
13// Alternatively, this file may be used under the terms of Open CASCADE
14// commercial license or contractual agreement.
2277323d 15
42cf5bc1 16
2277323d 17#include <BRep_Builder.hxx>
42cf5bc1 18#include <BRep_CurveRepresentation.hxx>
2277323d 19#include <BRep_ListIteratorOfListOfCurveRepresentation.hxx>
20#include <BRep_TEdge.hxx>
42cf5bc1 21#include <BRep_Tool.hxx>
22#include <BRepLib.hxx>
23#include <BRepLib_MakeEdge.hxx>
24#include <BRepTopAdaptor_TopolTool.hxx>
25#include <GC_MakeCircle.hxx>
26#include <Geom2d_Line.hxx>
2277323d 27#include <Geom2d_TrimmedCurve.hxx>
2277323d 28#include <Geom2dConvert.hxx>
2277323d 29#include <Geom2dConvert_CompCurveToBSplineCurve.hxx>
2277323d 30#include <Geom_BezierCurve.hxx>
42cf5bc1 31#include <Geom_BSplineCurve.hxx>
32#include <Geom_Circle.hxx>
33#include <Geom_CylindricalSurface.hxx>
34#include <Geom_ElementarySurface.hxx>
35#include <Geom_Line.hxx>
36#include <Geom_OffsetSurface.hxx>
37#include <Geom_RectangularTrimmedSurface.hxx>
38#include <Geom_Surface.hxx>
39#include <Geom_SurfaceOfLinearExtrusion.hxx>
40#include <Geom_SurfaceOfRevolution.hxx>
41#include <Geom_SweptSurface.hxx>
42#include <Geom_TrimmedCurve.hxx>
43#include <GeomAdaptor_HSurface.hxx>
44#include <GeomConvert.hxx>
45#include <GeomConvert_CompCurveToBSplineCurve.hxx>
46#include <GeomLib_IsPlanarSurface.hxx>
47#include <gp_Cylinder.hxx>
48#include <gp_Dir.hxx>
49#include <gp_Lin.hxx>
50#include <IntPatch_ImpImpIntersection.hxx>
51#include <ShapeAnalysis_Edge.hxx>
2277323d 52#include <ShapeAnalysis_WireOrder.hxx>
53#include <ShapeBuild_Edge.hxx>
42cf5bc1 54#include <ShapeBuild_ReShape.hxx>
2277323d 55#include <ShapeExtend_CompositeSurface.hxx>
56#include <ShapeFix_ComposeShell.hxx>
2277323d 57#include <ShapeFix_Edge.hxx>
42cf5bc1 58#include <ShapeFix_Face.hxx>
59#include <ShapeFix_SequenceOfWireSegment.hxx>
2277323d 60#include <ShapeFix_Shell.hxx>
42cf5bc1 61#include <ShapeFix_Wire.hxx>
62#include <ShapeFix_WireSegment.hxx>
2277323d 63#include <ShapeUpgrade_RemoveLocations.hxx>
42cf5bc1 64#include <ShapeUpgrade_UnifySameDomain.hxx>
65#include <Standard_Type.hxx>
66#include <TColGeom2d_Array1OfBSplineCurve.hxx>
67#include <TColGeom2d_HArray1OfBSplineCurve.hxx>
68#include <TColGeom2d_SequenceOfBoundedCurve.hxx>
69#include <TColGeom_Array1OfBSplineCurve.hxx>
70#include <TColGeom_HArray1OfBSplineCurve.hxx>
71#include <TColGeom_HArray2OfSurface.hxx>
72#include <TColGeom_SequenceOfSurface.hxx>
73#include <TColStd_Array1OfReal.hxx>
74#include <TColStd_MapOfInteger.hxx>
75#include <TopExp.hxx>
76#include <TopExp_Explorer.hxx>
77#include <TopoDS.hxx>
78#include <TopoDS_Edge.hxx>
79#include <TopoDS_Face.hxx>
80#include <TopoDS_Shape.hxx>
81#include <TopTools_IndexedDataMapOfShapeListOfShape.hxx>
82#include <TopTools_IndexedMapOfShape.hxx>
83#include <TopTools_ListIteratorOfListOfShape.hxx>
b4d4dbe8 84#include <TopTools_MapOfShape.hxx>
42cf5bc1 85#include <TopTools_SequenceOfShape.hxx>
f7d70540 86#include <gp_Circ.hxx>
87#include <BRepAdaptor_Curve.hxx>
6a0c0b14 88#include <BRepClass_FaceClassifier.hxx>
f7d70540 89
90struct SubSequenceOfEdges
91{
92 TopTools_SequenceOfShape SeqsEdges;
93 TopoDS_Edge UnionEdges;
94};
95
2277323d 96
97//=======================================================================
98//function : AddOrdinaryEdges
99//purpose : auxilary
100//=======================================================================
101// adds edges from the shape to the sequence
102// seams and equal edges are dropped
103// Returns true if one of original edges dropped
104static Standard_Boolean AddOrdinaryEdges(TopTools_SequenceOfShape& edges,
105 const TopoDS_Shape aShape,
106 Standard_Integer& anIndex)
107{
108 //map of edges
109 TopTools_IndexedMapOfShape aNewEdges;
110 //add edges without seams
111 for(TopExp_Explorer exp(aShape,TopAbs_EDGE); exp.More(); exp.Next()) {
112 TopoDS_Shape edge = exp.Current();
113 if(aNewEdges.Contains(edge))
114 {
115 //aNewEdges.Remove(edge);
116 TopoDS_Shape LastEdge = aNewEdges(aNewEdges.Extent());
117 aNewEdges.RemoveLast();
118 if (aNewEdges.FindIndex(edge) != 0)
119 aNewEdges.Substitute(aNewEdges.FindIndex(edge), LastEdge);
120 /////////////////////////
121 }
122 else
123 aNewEdges.Add(edge);
124 }
125
126 Standard_Boolean isDropped = Standard_False;
127 //merge edges and drop seams
128 Standard_Integer i;
129 for (i = 1; i <= edges.Length(); i++) {
130 TopoDS_Shape current = edges(i);
131 if(aNewEdges.Contains(current)) {
132
133 //aNewEdges.Remove(current);
134 TopoDS_Shape LastEdge = aNewEdges(aNewEdges.Extent());
135 aNewEdges.RemoveLast();
136 if (aNewEdges.FindIndex(current) != 0)
137 aNewEdges.Substitute(aNewEdges.FindIndex(current), LastEdge);
138 /////////////////////////
139 edges.Remove(i);
140 i--;
141
142 if(!isDropped) {
143 isDropped = Standard_True;
144 anIndex = i;
145 }
146 }
147 }
148
149 //add edges to the sequemce
150 for (i = 1; i <= aNewEdges.Extent(); i++)
151 edges.Append(aNewEdges(i));
152
153 return isDropped;
154}
155
156//=======================================================================
157//function : getCylinder
158//purpose : auxilary
159//=======================================================================
160static Standard_Boolean getCylinder(Handle(Geom_Surface)& theInSurface,
161 gp_Cylinder& theOutCylinder)
162{
163 Standard_Boolean isCylinder = Standard_False;
164
165 if (theInSurface->IsKind(STANDARD_TYPE(Geom_CylindricalSurface))) {
166 Handle(Geom_CylindricalSurface) aGC = Handle(Geom_CylindricalSurface)::DownCast(theInSurface);
167
168 theOutCylinder = aGC->Cylinder();
169 isCylinder = Standard_True;
170 }
171 else if (theInSurface->IsKind(STANDARD_TYPE(Geom_SurfaceOfRevolution))) {
172 Handle(Geom_SurfaceOfRevolution) aRS =
173 Handle(Geom_SurfaceOfRevolution)::DownCast(theInSurface);
174 Handle(Geom_Curve) aBasis = aRS->BasisCurve();
175 if (aBasis->IsKind(STANDARD_TYPE(Geom_Line))) {
176 Handle(Geom_Line) aBasisLine = Handle(Geom_Line)::DownCast(aBasis);
177 gp_Dir aDir = aRS->Direction();
178 gp_Dir aBasisDir = aBasisLine->Position().Direction();
179 if (aBasisDir.IsParallel(aDir, Precision::Angular())) {
180 // basis line is parallel to the revolution axis: it is a cylinder
181 gp_Pnt aLoc = aRS->Location();
182 Standard_Real aR = aBasisLine->Lin().Distance(aLoc);
183 gp_Ax3 aCylAx (aLoc, aDir);
184
185 theOutCylinder = gp_Cylinder(aCylAx, aR);
186 isCylinder = Standard_True;
187 }
188 }
189 }
190 else if (theInSurface->IsKind(STANDARD_TYPE(Geom_SurfaceOfLinearExtrusion))) {
191 Handle(Geom_SurfaceOfLinearExtrusion) aLES =
192 Handle(Geom_SurfaceOfLinearExtrusion)::DownCast(theInSurface);
193 Handle(Geom_Curve) aBasis = aLES->BasisCurve();
194 if (aBasis->IsKind(STANDARD_TYPE(Geom_Circle))) {
195 Handle(Geom_Circle) aBasisCircle = Handle(Geom_Circle)::DownCast(aBasis);
196 gp_Dir aDir = aLES->Direction();
197 gp_Dir aBasisDir = aBasisCircle->Position().Direction();
198 if (aBasisDir.IsParallel(aDir, Precision::Angular())) {
199 // basis circle is normal to the extrusion axis: it is a cylinder
200 gp_Pnt aLoc = aBasisCircle->Location();
201 Standard_Real aR = aBasisCircle->Radius();
202 gp_Ax3 aCylAx (aLoc, aDir);
203
204 theOutCylinder = gp_Cylinder(aCylAx, aR);
205 isCylinder = Standard_True;
206 }
207 }
208 }
209 else {
210 }
211
212 return isCylinder;
213}
214
215//=======================================================================
216//function : ClearRts
217//purpose : auxilary
218//=======================================================================
219static Handle(Geom_Surface) ClearRts(const Handle(Geom_Surface)& aSurface)
220{
221 if(aSurface->IsKind(STANDARD_TYPE(Geom_RectangularTrimmedSurface))) {
222 Handle(Geom_RectangularTrimmedSurface) rts =
223 Handle(Geom_RectangularTrimmedSurface)::DownCast(aSurface);
224 return rts->BasisSurface();
225 }
226 return aSurface;
227}
228
229//=======================================================================
230//function : IsSameDomain
231//purpose :
232//=======================================================================
233static Standard_Boolean IsSameDomain(const TopoDS_Face& aFace,
234 const TopoDS_Face& aCheckedFace)
235{
236 //checking the same handles
237 TopLoc_Location L1, L2;
238 Handle(Geom_Surface) S1, S2;
239
240 S1 = BRep_Tool::Surface(aFace,L1);
241 S2 = BRep_Tool::Surface(aCheckedFace,L2);
242
243 if (S1 == S2 && L1 == L2)
244 return Standard_True;
245
246 // planar and cylindrical cases (IMP 20052)
247 Standard_Real aPrec = Precision::Confusion();
248
249 S1 = BRep_Tool::Surface(aFace);
250 S2 = BRep_Tool::Surface(aCheckedFace);
251
252 S1 = ClearRts(S1);
253 S2 = ClearRts(S2);
254
255 //Handle(Geom_OffsetSurface) aGOFS1, aGOFS2;
256 //aGOFS1 = Handle(Geom_OffsetSurface)::DownCast(S1);
257 //aGOFS2 = Handle(Geom_OffsetSurface)::DownCast(S2);
258 //if (!aGOFS1.IsNull()) S1 = aGOFS1->BasisSurface();
259 //if (!aGOFS2.IsNull()) S2 = aGOFS2->BasisSurface();
260
261 // case of two elementary surfaces: use OCCT tool
262 // elementary surfaces: ConicalSurface, CylindricalSurface,
263 // Plane, SphericalSurface and ToroidalSurface
264 if (S1->IsKind(STANDARD_TYPE(Geom_ElementarySurface)) &&
265 S2->IsKind(STANDARD_TYPE(Geom_ElementarySurface)))
266 {
267 Handle(GeomAdaptor_HSurface) aGA1 = new GeomAdaptor_HSurface(S1);
268 Handle(GeomAdaptor_HSurface) aGA2 = new GeomAdaptor_HSurface(S2);
269
270 Handle(BRepTopAdaptor_TopolTool) aTT1 = new BRepTopAdaptor_TopolTool();
271 Handle(BRepTopAdaptor_TopolTool) aTT2 = new BRepTopAdaptor_TopolTool();
272
273 try {
274 IntPatch_ImpImpIntersection anIIInt (aGA1, aTT1, aGA2, aTT2, aPrec, aPrec);
275 if (!anIIInt.IsDone() || anIIInt.IsEmpty())
276 return Standard_False;
277
278 return anIIInt.TangentFaces();
279 }
280 catch (Standard_Failure) {
281 return Standard_False;
282 }
283 }
284
285 // case of two planar surfaces:
286 // all kinds of surfaces checked, including b-spline and bezier
287 GeomLib_IsPlanarSurface aPlanarityChecker1 (S1, aPrec);
288 if (aPlanarityChecker1.IsPlanar()) {
289 GeomLib_IsPlanarSurface aPlanarityChecker2 (S2, aPrec);
290 if (aPlanarityChecker2.IsPlanar()) {
291 gp_Pln aPln1 = aPlanarityChecker1.Plan();
292 gp_Pln aPln2 = aPlanarityChecker2.Plan();
293
294 if (aPln1.Position().Direction().IsParallel(aPln2.Position().Direction(),Precision::Angular()) &&
295 aPln1.Distance(aPln2) < aPrec) {
296 return Standard_True;
297 }
298 }
299 }
300
301 // case of two cylindrical surfaces, at least one of which is a swept surface
302 // swept surfaces: SurfaceOfLinearExtrusion, SurfaceOfRevolution
303 if ((S1->IsKind(STANDARD_TYPE(Geom_CylindricalSurface)) ||
304 S1->IsKind(STANDARD_TYPE(Geom_SweptSurface))) &&
305 (S2->IsKind(STANDARD_TYPE(Geom_CylindricalSurface)) ||
306 S2->IsKind(STANDARD_TYPE(Geom_SweptSurface))))
307 {
308 gp_Cylinder aCyl1, aCyl2;
309 if (getCylinder(S1, aCyl1) && getCylinder(S2, aCyl2)) {
310 if (fabs(aCyl1.Radius() - aCyl2.Radius()) < aPrec) {
311 gp_Dir aDir1 = aCyl1.Position().Direction();
312 gp_Dir aDir2 = aCyl2.Position().Direction();
313 if (aDir1.IsParallel(aDir2, Precision::Angular())) {
314 gp_Pnt aLoc1 = aCyl1.Location();
315 gp_Pnt aLoc2 = aCyl2.Location();
316 gp_Vec aVec12 (aLoc1, aLoc2);
317 if (aVec12.SquareMagnitude() < aPrec*aPrec ||
318 aVec12.IsParallel(aDir1, Precision::Angular())) {
319 return Standard_True;
320 }
321 }
322 }
323 }
324 }
325
326 return Standard_False;
327}
328
329//=======================================================================
330//function : MovePCurves
331//purpose :
332//=======================================================================
333static void MovePCurves(TopoDS_Face& aTarget,
334 const TopoDS_Face& aSource)
335{
336 BRep_Builder B;
337 for(TopExp_Explorer wexp(aSource,TopAbs_WIRE);wexp.More();wexp.Next()) {
338 Handle(ShapeFix_Wire) sfw = new ShapeFix_Wire(TopoDS::Wire(wexp.Current()),
339 aTarget, Precision::Confusion());
340 sfw->FixReorder();
341 Standard_Boolean isReoredFailed = sfw->StatusReorder ( ShapeExtend_FAIL );
342 sfw->FixEdgeCurves();
343 if(isReoredFailed)
344 continue;
345
346 sfw->FixShifted();
347 sfw->FixDegenerated();
348
349 // remove degenerated edges from not degenerated points
350 ShapeAnalysis_Edge sae;
351 Handle(ShapeExtend_WireData) sewd = sfw->WireData();
352 for(Standard_Integer i = 1; i<=sewd->NbEdges();i++) {
353 TopoDS_Edge E = sewd->Edge(i);
354 if(BRep_Tool::Degenerated(E)&&!sae.HasPCurve(E,aTarget)) {
355 sewd->Remove(i);
356 i--;
357 }
358 }
359
360 TopoDS_Wire ResWire = sfw->Wire();
361 B.Add(aTarget,ResWire);
362 }
363}
364
365//=======================================================================
366//function : GlueEdgesWithPCurves
367//purpose : Glues the pcurves of the sequence of edges
368// and glues their 3d curves
369//=======================================================================
370static TopoDS_Edge GlueEdgesWithPCurves(const TopTools_SequenceOfShape& aChain,
371 const TopoDS_Vertex& FirstVertex,
372 const TopoDS_Vertex& LastVertex)
373{
374 Standard_Integer i, j;
375
376 TopoDS_Edge FirstEdge = TopoDS::Edge(aChain(1));
377 //TColGeom2d_SequenceOfCurve PCurveSeq;
378 TColGeom_SequenceOfSurface SurfSeq;
379 //TopTools_SequenceOfShape LocSeq;
380
381 BRep_ListIteratorOfListOfCurveRepresentation itr( (Handle(BRep_TEdge)::DownCast(FirstEdge.TShape()))->Curves() );
382 for (; itr.More(); itr.Next())
383 {
384 Handle(BRep_CurveRepresentation) CurveRep = itr.Value();
385 if (CurveRep->IsCurveOnSurface())
386 {
387 //PCurveSeq.Append(CurveRep->PCurve());
388 SurfSeq.Append(CurveRep->Surface());
389 /*
390 TopoDS_Shape aLocShape;
391 aLocShape.Location(CurveRep->Location());
392 LocSeq.Append(aLocShape);
393 */
394 }
395 }
396
397 Standard_Real fpar, lpar;
398 BRep_Tool::Range(FirstEdge, fpar, lpar);
399 TopoDS_Edge PrevEdge = FirstEdge;
400 TopoDS_Vertex CV;
401 Standard_Real MaxTol = 0.;
402
403 TopoDS_Edge ResEdge;
404 BRep_Builder BB;
405
406 Standard_Integer nb_curve = aChain.Length(); //number of curves
407 TColGeom_Array1OfBSplineCurve tab_c3d(0,nb_curve-1); //array of the curves
408 TColStd_Array1OfReal tabtolvertex(0,nb_curve-1); //(0,nb_curve-2); //array of the tolerances
409
410 TopoDS_Vertex PrevVertex = FirstVertex;
411 for (i = 1; i <= nb_curve; i++)
412 {
413 TopoDS_Edge anEdge = TopoDS::Edge(aChain(i));
414 TopoDS_Vertex VF, VL;
415 TopExp::Vertices(anEdge, VF, VL);
416 Standard_Boolean ToReverse = (!VF.IsSame(PrevVertex));
417
418 Standard_Real Tol1 = BRep_Tool::Tolerance(VF);
419 Standard_Real Tol2 = BRep_Tool::Tolerance(VL);
420 if (Tol1 > MaxTol)
421 MaxTol = Tol1;
422 if (Tol2 > MaxTol)
423 MaxTol = Tol2;
424
425 if (i > 1)
426 {
427 TopExp::CommonVertex(PrevEdge, anEdge, CV);
428 Standard_Real Tol = BRep_Tool::Tolerance(CV);
429 tabtolvertex(i-2) = Tol;
430 }
431
432 Handle(Geom_Curve) aCurve = BRep_Tool::Curve(anEdge, fpar, lpar);
433 Handle(Geom_TrimmedCurve) aTrCurve = new Geom_TrimmedCurve(aCurve, fpar, lpar);
434 tab_c3d(i-1) = GeomConvert::CurveToBSplineCurve(aTrCurve);
435 GeomConvert::C0BSplineToC1BSplineCurve(tab_c3d(i-1), Precision::Confusion());
436 if (ToReverse)
437 tab_c3d(i-1)->Reverse();
438 PrevVertex = (ToReverse)? VF : VL;
439 PrevEdge = anEdge;
440 }
441 Handle(TColGeom_HArray1OfBSplineCurve) concatcurve; //array of the concatenated curves
442 Handle(TColStd_HArray1OfInteger) ArrayOfIndices; //array of the remining Vertex
443 GeomConvert::ConcatC1(tab_c3d,
444 tabtolvertex,
445 ArrayOfIndices,
446 concatcurve,
447 Standard_False,
448 Precision::Confusion()); //C1 concatenation
449
450 if (concatcurve->Length() > 1)
451 {
452 GeomConvert_CompCurveToBSplineCurve Concat(concatcurve->Value(concatcurve->Lower()));
453
454 for (i = concatcurve->Lower()+1; i <= concatcurve->Upper(); i++)
455 Concat.Add( concatcurve->Value(i), MaxTol, Standard_True );
456
457 concatcurve->SetValue(concatcurve->Lower(), Concat.BSplineCurve());
458 }
459 Handle(Geom_BSplineCurve) ResCurve = concatcurve->Value(concatcurve->Lower());
460
461 TColGeom2d_SequenceOfBoundedCurve ResPCurves;
462 TopLoc_Location aLoc;
463 for (j = 1; j <= SurfSeq.Length(); j++)
464 {
465 TColGeom2d_Array1OfBSplineCurve tab_c2d(0,nb_curve-1); //array of the pcurves
466
467 PrevVertex = FirstVertex;
468 PrevEdge = FirstEdge;
469 //TopLoc_Location theLoc = LocSeq(j).Location();
470 for (i = 1; i <= nb_curve; i++)
471 {
472 TopoDS_Edge anEdge = TopoDS::Edge(aChain(i));
473 TopoDS_Vertex VF, VL;
474 TopExp::Vertices(anEdge, VF, VL);
475 Standard_Boolean ToReverse = (!VF.IsSame(PrevVertex));
476
477 /*
478 Handle(Geom2d_Curve) aPCurve =
479 BRep_Tool::CurveOnSurface(anEdge, SurfSeq(j), anEdge.Location()*theLoc, fpar, lpar);
480 */
481 Handle(Geom2d_Curve) aPCurve =
482 BRep_Tool::CurveOnSurface(anEdge, SurfSeq(j), aLoc, fpar, lpar);
483 Handle(Geom2d_TrimmedCurve) aTrPCurve = new Geom2d_TrimmedCurve(aPCurve, fpar, lpar);
484 tab_c2d(i-1) = Geom2dConvert::CurveToBSplineCurve(aTrPCurve);
485 Geom2dConvert::C0BSplineToC1BSplineCurve(tab_c2d(i-1), Precision::Confusion());
486 if (ToReverse)
487 tab_c2d(i-1)->Reverse();
488 PrevVertex = (ToReverse)? VF : VL;
489 PrevEdge = anEdge;
490 }
491 Handle(TColGeom2d_HArray1OfBSplineCurve) concatc2d; //array of the concatenated curves
492 Handle(TColStd_HArray1OfInteger) ArrayOfInd2d; //array of the remining Vertex
493 Geom2dConvert::ConcatC1(tab_c2d,
494 tabtolvertex,
495 ArrayOfInd2d,
496 concatc2d,
497 Standard_False,
498 Precision::Confusion()); //C1 concatenation
499
500 if (concatc2d->Length() > 1)
501 {
502 Geom2dConvert_CompCurveToBSplineCurve Concat2d(concatc2d->Value(concatc2d->Lower()));
503
504 for (i = concatc2d->Lower()+1; i <= concatc2d->Upper(); i++)
505 Concat2d.Add( concatc2d->Value(i), MaxTol, Standard_True );
506
507 concatc2d->SetValue(concatc2d->Lower(), Concat2d.BSplineCurve());
508 }
509 Handle(Geom2d_BSplineCurve) aResPCurve = concatc2d->Value(concatc2d->Lower());
510 ResPCurves.Append(aResPCurve);
511 }
512
513 ResEdge = BRepLib_MakeEdge(ResCurve,
514 FirstVertex, LastVertex,
515 ResCurve->FirstParameter(), ResCurve->LastParameter());
516 BB.SameRange(ResEdge, Standard_False);
517 BB.SameParameter(ResEdge, Standard_False);
518 for (j = 1; j <= ResPCurves.Length(); j++)
519 {
520 BB.UpdateEdge(ResEdge, ResPCurves(j), SurfSeq(j), aLoc, MaxTol);
521 BB.Range(ResEdge, SurfSeq(j), aLoc, ResPCurves(j)->FirstParameter(), ResPCurves(j)->LastParameter());
522 }
523
524 BRepLib::SameParameter(ResEdge, MaxTol, Standard_True);
525
526 return ResEdge;
527}
528
cef6867c 529//=======================================================================
530//function : MergeSubSeq
531//purpose : Merges a sequence of edges into one edge if possible
532//=======================================================================
533
f7d70540 534static Standard_Boolean MergeSubSeq(const TopTools_SequenceOfShape& aChain, TopoDS_Edge& OutEdge, double Tol, Standard_Boolean ConcatBSplines)
2277323d 535{
2277323d 536 ShapeAnalysis_Edge sae;
f7d70540 537 BRep_Builder B;
2277323d 538 // union edges in chain
f7d70540 539 int j;
2277323d 540 Standard_Real fp1,lp1,fp2,lp2;
f7d70540 541 Standard_Boolean IsUnionOfLinesPossible = Standard_True;
542 Standard_Boolean IsUnionOfCirclesPossible = Standard_True;
543 Handle(Geom_Curve) c3d1, c3d2;
544 for(j=1; j<aChain.Length(); j++)
545 {
2277323d 546 TopoDS_Edge edge1 = TopoDS::Edge(aChain.Value(j));
f7d70540 547 c3d1 = BRep_Tool::Curve(edge1,fp1,lp1);
548
549 TopoDS_Edge edge2 = TopoDS::Edge(aChain.Value(j+1));
550 c3d2 = BRep_Tool::Curve(edge2,fp2,lp2);
551
552 if(c3d1.IsNull() || c3d2.IsNull())
553 return Standard_False;
b4d4dbe8 554
2277323d 555 while(c3d1->IsKind(STANDARD_TYPE(Geom_TrimmedCurve))) {
556 Handle(Geom_TrimmedCurve) tc =
557 Handle(Geom_TrimmedCurve)::DownCast(c3d1);
558 c3d1 = tc->BasisCurve();
559 }
2277323d 560 while(c3d2->IsKind(STANDARD_TYPE(Geom_TrimmedCurve))) {
561 Handle(Geom_TrimmedCurve) tc =
562 Handle(Geom_TrimmedCurve)::DownCast(c3d2);
563 c3d2 = tc->BasisCurve();
564 }
565 if( c3d1->IsKind(STANDARD_TYPE(Geom_Line)) && c3d2->IsKind(STANDARD_TYPE(Geom_Line)) ) {
2277323d 566 Handle(Geom_Line) L1 = Handle(Geom_Line)::DownCast(c3d1);
567 Handle(Geom_Line) L2 = Handle(Geom_Line)::DownCast(c3d2);
568 gp_Dir Dir1 = L1->Position().Direction();
569 gp_Dir Dir2 = L2->Position().Direction();
f7d70540 570 if(!Dir1.IsParallel(Dir2,Tol))
571 IsUnionOfLinesPossible = Standard_False;
2277323d 572 }
f7d70540 573 else
574 IsUnionOfLinesPossible = Standard_False;
2277323d 575 if( c3d1->IsKind(STANDARD_TYPE(Geom_Circle)) && c3d2->IsKind(STANDARD_TYPE(Geom_Circle)) ) {
2277323d 576 Handle(Geom_Circle) C1 = Handle(Geom_Circle)::DownCast(c3d1);
577 Handle(Geom_Circle) C2 = Handle(Geom_Circle)::DownCast(c3d2);
578 gp_Pnt P01 = C1->Location();
579 gp_Pnt P02 = C2->Location();
b4d4dbe8 580 if (P01.Distance(P02) > Precision::Confusion())
f7d70540 581 IsUnionOfCirclesPossible = Standard_False;
582 }
583 else
584 IsUnionOfCirclesPossible = Standard_False;
585 }
586 if (IsUnionOfLinesPossible && IsUnionOfCirclesPossible)
587 return Standard_False;
588
589 //union of lines is possible
590 if (IsUnionOfLinesPossible)
591 {
592 TopoDS_Vertex V1 = sae.FirstVertex(TopoDS::Edge(aChain.First()));
593 gp_Pnt PV1 = BRep_Tool::Pnt(V1);
594 TopoDS_Vertex V2 = sae.LastVertex(TopoDS::Edge(aChain.Last()));
595 gp_Pnt PV2 = BRep_Tool::Pnt(V2);
596 gp_Vec Vec(PV1, PV2);
597 Handle(Geom_Line) L = new Geom_Line(gp_Ax1(PV1,Vec));
598 Standard_Real dist = PV1.Distance(PV2);
599 Handle(Geom_TrimmedCurve) tc = new Geom_TrimmedCurve(L,0.0,dist);
600 TopoDS_Edge E;
601 B.MakeEdge (E, tc ,Precision::Confusion());
602 B.Add (E,V1); B.Add (E,V2);
603 B.UpdateVertex(V1, 0., E, 0.);
604 B.UpdateVertex(V2, dist, E, 0.);
605 OutEdge = E;
606 return Standard_True;
607 }
608
609 if (IsUnionOfCirclesPossible)
610 {
611 double f,l;
612 TopoDS_Edge FE = TopoDS::Edge(aChain.First());
613 Handle(Geom_Curve) c3d = BRep_Tool::Curve(FE,f,l);
614
615 while(c3d->IsKind(STANDARD_TYPE(Geom_TrimmedCurve))) {
616 Handle(Geom_TrimmedCurve) tc =
617 Handle(Geom_TrimmedCurve)::DownCast(c3d);
618 c3d = tc->BasisCurve();
619 }
620 Handle(Geom_Circle) Cir = Handle(Geom_Circle)::DownCast(c3d);
621
622 TopoDS_Vertex V1 = sae.FirstVertex(FE);
f7d70540 623 TopoDS_Vertex V2 = sae.LastVertex(TopoDS::Edge(aChain.Last()));
f7d70540 624 TopoDS_Edge E;
dd2f1b75 625 if (V1.IsSame(V2)) {
f7d70540 626 // closed chain
dd2f1b75 627 BRepAdaptor_Curve adef(FE);
628 Handle(Geom_Circle) Cir1;
629 double FP, LP;
630 if ( FE.Orientation() == TopAbs_FORWARD)
631 {
632 FP = adef.FirstParameter();
633 LP = adef.LastParameter();
634 }
635 else
636 {
637 FP = adef.LastParameter();
638 LP = adef.FirstParameter();
639 }
640 if (Abs(FP) < Precision::PConfusion())
641 {
642 B.MakeEdge (E,Cir, Precision::Confusion());
643 B.Add(E,V1);
644 B.Add(E,V2);
645 E.Orientation(FE.Orientation());
646 }
647 else
648 {
649 GC_MakeCircle MC1 (adef.Value(FP), adef.Value((FP + LP) * 0.5), adef.Value(LP));
650 if (MC1.IsDone())
651 Cir1 = MC1.Value();
652 else
653 return Standard_False;
654 B.MakeEdge (E, Cir1, Precision::Confusion());
655 B.Add(E,V1);
656 B.Add(E,V2);
657 }
f7d70540 658 }
659 else {
dd2f1b75 660 gp_Pnt PV1 = BRep_Tool::Pnt(V1);
661 gp_Pnt PV2 = BRep_Tool::Pnt(V2);
662 TopoDS_Vertex VM = sae.LastVertex(FE);
663 gp_Pnt PVM = BRep_Tool::Pnt(VM);
664 GC_MakeCircle MC (PV1,PVM,PV2);
f7d70540 665 Handle(Geom_Circle) C = MC.Value();
666 gp_Pnt P0 = C->Location();
667 gp_Dir D1(gp_Vec(P0,PV1));
668 gp_Dir D2(gp_Vec(P0,PV2));
669 Standard_Real fpar = C->XAxis().Direction().Angle(D1);
670 if(fabs(fpar)>Precision::Confusion()) {
671 // check orientation
672 gp_Dir ND = C->XAxis().Direction().Crossed(D1);
673 if(ND.IsOpposite(C->Axis().Direction(),Precision::Confusion())) {
674 fpar = -fpar;
2277323d 675 }
f7d70540 676 }
677 Standard_Real lpar = C->XAxis().Direction().Angle(D2);
678 if(fabs(lpar)>Precision::Confusion()) {
679 // check orientation
680 gp_Dir ND = C->XAxis().Direction().Crossed(D2);
681 if(ND.IsOpposite(C->Axis().Direction(),Precision::Confusion())) {
682 lpar = -lpar;
2277323d 683 }
2277323d 684 }
f7d70540 685 if (lpar < fpar) lpar += 2*M_PI;
686 Handle(Geom_TrimmedCurve) tc = new Geom_TrimmedCurve(C,fpar,lpar);
687 B.MakeEdge (E,tc,Precision::Confusion());
688 B.Add(E,V1);
689 B.Add(E,V2);
690 B.UpdateVertex(V1, fpar, E, 0.);
691 B.UpdateVertex(V2, lpar, E, 0.);
2277323d 692 }
f7d70540 693 OutEdge = E;
694 return Standard_True;
2277323d 695 }
696 if (aChain.Length() > 1 && ConcatBSplines) {
697 // second step: union edges with various curves
698 // skl for bug 0020052 from Mantis: perform such unions
699 // only if curves are bspline or bezier
f7d70540 700
701 TopoDS_Vertex VF = sae.FirstVertex(TopoDS::Edge(aChain.First()));
702 TopoDS_Vertex VL = sae.LastVertex(TopoDS::Edge(aChain.Last()));
703 Standard_Boolean NeedUnion = Standard_True;
2277323d 704 for(j=1; j<=aChain.Length(); j++) {
705 TopoDS_Edge edge = TopoDS::Edge(aChain.Value(j));
b4d4dbe8 706 TopLoc_Location Loc;
2277323d 707 Handle(Geom_Curve) c3d = BRep_Tool::Curve(edge,Loc,fp1,lp1);
708 if(c3d.IsNull()) continue;
709 while(c3d->IsKind(STANDARD_TYPE(Geom_TrimmedCurve))) {
710 Handle(Geom_TrimmedCurve) tc =
711 Handle(Geom_TrimmedCurve)::DownCast(c3d);
712 c3d = tc->BasisCurve();
713 }
714 if( ( c3d->IsKind(STANDARD_TYPE(Geom_BSplineCurve)) ||
715 c3d->IsKind(STANDARD_TYPE(Geom_BezierCurve)) ) ) continue;
f7d70540 716 NeedUnion = Standard_False;
2277323d 717 break;
718 }
719 if(NeedUnion) {
0797d9d3 720#ifdef OCCT_DEBUG
2277323d 721 cout<<"can not make analitical union => make approximation"<<endl;
722#endif
723 TopoDS_Edge E = GlueEdgesWithPCurves(aChain, VF, VL);
f7d70540 724 OutEdge = E;
725 return Standard_True;
2277323d 726 }
727 else {
0797d9d3 728#ifdef OCCT_DEBUG
2277323d 729 cout<<"can not make approximation for such types of curves"<<endl;
730#endif
731 return Standard_False;
732 }
733 }
f7d70540 734 return Standard_False;
735}
736
cef6867c 737//=======================================================================
738//function : IsMergingPossible
739//purpose : Checks if merging of two edges is possible
740//=======================================================================
741
f7d70540 742static Standard_Boolean IsMergingPossible(const TopoDS_Edge& edge1, const TopoDS_Edge& edge2,
743 double Tol, const TopTools_MapOfShape& DegEdgeVrt)
744{
745 TopoDS_Vertex CV = TopExp::LastVertex(edge1, Standard_True);
746 if (CV.IsNull() || DegEdgeVrt.Contains(CV))
747 return Standard_False;
748
749 BRepAdaptor_Curve ade1(edge1);
750 BRepAdaptor_Curve ade2(edge2);
751
752 GeomAbs_CurveType t1 = ade1.GetType();
753 GeomAbs_CurveType t2 = ade2.GetType();
754
755 if( t1 == GeomAbs_Circle && t2 == GeomAbs_Circle)
756 {
757 if (ade1.Circle().Location().Distance(ade2.Circle().Location()) > Precision::Confusion())
758 return Standard_False;
759 }
760
761 if( ( (t1 != GeomAbs_BezierCurve && t1 != GeomAbs_BSplineCurve) ||
762 (t2 != GeomAbs_BezierCurve && t2 != GeomAbs_BSplineCurve)) && t1 != t2)
763 return Standard_False;
764
765 gp_Vec Diff1, Diff2;
766 gp_Pnt P1, P2;
767 if (edge1.Orientation() == TopAbs_FORWARD)
768 ade1.D1(ade1.LastParameter(), P1, Diff1);
769 else
770 {
771 ade1.D1(ade1.FirstParameter(), P1, Diff1);
772 Diff1 = -Diff1;
773 }
774
775 if (edge2.Orientation() == TopAbs_FORWARD)
776 ade2.D1(ade2.FirstParameter(), P2, Diff2);
777 else
778 {
779 ade2.D1(ade2.LastParameter(), P2, Diff2);
780 Diff2 = -Diff2;
781 }
782
783 if (Diff1.Angle(Diff2) > Tol)
784 return Standard_False;
785
786 return Standard_True;
787}
788
cef6867c 789//=======================================================================
790//function : GenerateSubSeq
791//purpose : Generates sub-sequences of edges from sequence of edges
792//Edges from each subsequences can be merged into the one edge
793//=======================================================================
794
f7d70540 795static void GenerateSubSeq (const TopTools_SequenceOfShape& anInpEdgeSeq,
796 NCollection_Sequence<SubSequenceOfEdges>& SeqOfSubSeqOfEdges,
797 Standard_Boolean IsClosed, double Tol, const TopTools_MapOfShape& DegEdgeVrt )
798{
799 Standard_Boolean isOk = Standard_False;
800 TopoDS_Edge edge1, edge2;
801
802 SubSequenceOfEdges SubSeq;
803 SubSeq.SeqsEdges.Append(TopoDS::Edge(anInpEdgeSeq(1)));
804 SeqOfSubSeqOfEdges.Append(SubSeq);
805
806 for (int i = 1; i < anInpEdgeSeq.Length(); i++)
807 {
808 edge1 = TopoDS::Edge(anInpEdgeSeq(i));
809 edge2 = TopoDS::Edge(anInpEdgeSeq(i+1));
810 isOk = IsMergingPossible(edge1, edge2, Tol, DegEdgeVrt);
811 if (!isOk)
812 {
813 SubSequenceOfEdges SubSeq;
814 SubSeq.SeqsEdges.Append(edge2);
815 SeqOfSubSeqOfEdges.Append(SubSeq);
816 }
817 else
818 SeqOfSubSeqOfEdges.ChangeLast().SeqsEdges.Append(edge2);
819 }
820 /// check first and last chain segments
821 if (IsClosed && SeqOfSubSeqOfEdges.Length() > 1)
822 {
823 edge1 = TopoDS::Edge(anInpEdgeSeq.Last());
824 edge2 = TopoDS::Edge(anInpEdgeSeq.First());
825 if (IsMergingPossible(edge1, edge2, Tol, DegEdgeVrt))
826 {
827 SeqOfSubSeqOfEdges.ChangeLast().SeqsEdges.Append(SeqOfSubSeqOfEdges.ChangeFirst().SeqsEdges);
828 SeqOfSubSeqOfEdges.Remove(1);
829 }
830 }
831}
832
833
834//=======================================================================
835//function : MergeEdges
836//purpose : auxilary
837//=======================================================================
838static Standard_Boolean MergeEdges(const TopTools_SequenceOfShape& SeqEdges,
839 const Standard_Real Tol,
840 const Standard_Boolean ConcatBSplines,
841 NCollection_Sequence<SubSequenceOfEdges>& SeqOfSubSeqOfEdges,
842 const TopTools_MapOfShape& NonMergVrt )
843{
844 // make chain for union
845 //BRep_Builder B;
846 ShapeAnalysis_Edge sae;
847 TopoDS_Edge FirstE = TopoDS::Edge(SeqEdges.Value(1));
848 TopoDS_Edge LastE = FirstE;
849 TopoDS_Vertex VF = sae.FirstVertex(FirstE);
850 TopoDS_Vertex VL = sae.LastVertex(LastE);
851 TopTools_SequenceOfShape aChain;
852 aChain.Append(FirstE);
853 TColStd_MapOfInteger IndUsedEdges;
854 IndUsedEdges.Add(1);
855 Standard_Integer j;
856 TopTools_MapOfShape VerticesToAvoid;
857 TopTools_SequenceOfShape SeqEdges1;
858 for (j = 1; j <= SeqEdges.Length(); j++)
859 {
860 TopoDS_Edge anEdge = TopoDS::Edge(SeqEdges(j));
861 if (BRep_Tool::Degenerated(anEdge))
862 {
863 TopoDS_Vertex V1, V2;
864 TopExp::Vertices(anEdge, V1, V2);
865 VerticesToAvoid.Add(V1);
866 VerticesToAvoid.Add(V2);
867 continue;
868 }
869 SeqEdges1.Append(anEdge);
870 }
871
872 for(j=2; j<=SeqEdges1.Length(); j++) {
873 for(Standard_Integer k=2; k<=SeqEdges1.Length(); k++) {
874 if(IndUsedEdges.Contains(k)) continue;
875 TopoDS_Edge edge = TopoDS::Edge(SeqEdges1.Value(k));
876 TopoDS_Vertex VF2 = sae.FirstVertex(edge);
877 TopoDS_Vertex VL2 = sae.LastVertex(edge);
878 if(VF2.IsSame(VL)) {
879 aChain.Append(edge);
880 LastE = edge;
881 VL = sae.LastVertex(LastE);
882 IndUsedEdges.Add(k);
883 }
884 else if(VL2.IsSame(VF)) {
885 aChain.Prepend(edge);
886 FirstE = edge;
887 VF = sae.FirstVertex(FirstE);
888 IndUsedEdges.Add(k);
889 }
890 }
891 }
f7d70540 892
893 Standard_Boolean IsClosed = Standard_False;
894 if (VF.IsSame ( VL ))
895 IsClosed = Standard_True;
2277323d 896
f7d70540 897 VerticesToAvoid.Unite(NonMergVrt);
898 GenerateSubSeq(aChain, SeqOfSubSeqOfEdges, IsClosed, Tol, VerticesToAvoid);
899
900 for (int i = 1; i <= SeqOfSubSeqOfEdges.Length(); i++)
901 {
902 TopoDS_Edge UE;
903 if (SeqOfSubSeqOfEdges(i).SeqsEdges.Length() < 2)
904 continue;
905 if (MergeSubSeq(SeqOfSubSeqOfEdges(i).SeqsEdges, UE, Tol, ConcatBSplines))
906 SeqOfSubSeqOfEdges(i).UnionEdges = UE;
907 }
2277323d 908 return Standard_True;
909}
910
cef6867c 911//=======================================================================
912//function : MergeSeq
913//purpose : Tries to unify the sequence of edges with the set of another edges
914//which lies on the same geometry
915//=======================================================================
916
f7d70540 917static Standard_Boolean MergeSeq (const TopTools_SequenceOfShape& SeqEdges,
918 const Standard_Real Tol,
919 const Standard_Boolean ConcatBSplines,
920 Handle(ShapeBuild_ReShape)& theContext,
921 TopTools_DataMapOfShapeShape& theOldShapes,
922 const TopTools_MapOfShape& nonMergVert,
923 const TopTools_DataMapOfShapeShape& NewEdges2OldEdges)
924{
925 NCollection_Sequence<SubSequenceOfEdges> SeqOfSubsSeqOfEdges;
926 int k = 1;
927 if ( MergeEdges(SeqEdges, Tol, ConcatBSplines, SeqOfSubsSeqOfEdges, nonMergVert) )
928 {
929 for (Standard_Integer i = 1; i <= SeqOfSubsSeqOfEdges.Length(); i++ )
930 {
931 if (SeqOfSubsSeqOfEdges(i).UnionEdges.IsNull())
932 continue;
933 theContext->Replace(SeqOfSubsSeqOfEdges(i).SeqsEdges(1), SeqOfSubsSeqOfEdges(i).UnionEdges);
934 k++;
935 for (Standard_Integer j = 2; j <= SeqOfSubsSeqOfEdges(i).SeqsEdges.Length(); j++)
936 {
937 TopoDS_Shape OldEdge = NewEdges2OldEdges(SeqOfSubsSeqOfEdges(i).SeqsEdges(j));
938 theOldShapes.Bind(OldEdge, SeqOfSubsSeqOfEdges(i).UnionEdges);
939 theContext->Remove(SeqOfSubsSeqOfEdges(i).SeqsEdges(j));
940 }
941 }
942 return Standard_True;
943 }
944 else
945 return Standard_False;
946}
947
cef6867c 948//=======================================================================
949//function : CheckSharedVertices
950//purpose : Checks the sequence of edges on the presence of shared vertex
951//=======================================================================
952
f7d70540 953static void CheckSharedVertices(const TopTools_SequenceOfShape& theSeqEdges,
954 const TopTools_IndexedDataMapOfShapeListOfShape& theMapEdgesVertex,
955 TopTools_MapOfShape& theShareVertMap)
956{
957 ShapeAnalysis_Edge sae;
958 TopTools_SequenceOfShape SeqVertexes;
959 TopTools_MapOfShape MapVertexes;
960 for (Standard_Integer k = 1; k <= theSeqEdges.Length(); k++ )
961 {
962 TopoDS_Vertex aV1 = sae.FirstVertex(TopoDS::Edge(theSeqEdges(k)));
963 TopoDS_Vertex aV2 = sae.LastVertex(TopoDS::Edge(theSeqEdges(k)));
964 if (!MapVertexes.Add(aV1))
965 SeqVertexes.Append(aV1);
966 if (!MapVertexes.Add(aV2))
967 SeqVertexes.Append(aV2);
968 }
969
970 for (Standard_Integer k = 1; k <= SeqVertexes.Length()/* && !IsSharedVertexPresent*/; k++ )
971 {
972 const TopTools_ListOfShape& ListEdgesV1 = theMapEdgesVertex.FindFromKey(SeqVertexes(k));
973 TopTools_MapOfShape aMapOfEdges;
974 TopTools_ListIteratorOfListOfShape iter(ListEdgesV1);
975 for (; iter.More(); iter.Next())
976 aMapOfEdges.Add(iter.Value());
977 if (aMapOfEdges.Extent() > 2)
978 theShareVertMap.Add(SeqVertexes(k));
979 }
980 //return theShareVertMap.IsEmpty() ? false : true;
981}
982
2277323d 983//=======================================================================
984//function : ShapeUpgrade_UnifySameDomain
985//purpose : Constructor
986//=======================================================================
987
988ShapeUpgrade_UnifySameDomain::ShapeUpgrade_UnifySameDomain()
989{
990 myUnifyEdges = Standard_True;
991 myUnifyFaces = Standard_True;
992 myConcatBSplines = Standard_False;
993
994 myContext = new ShapeBuild_ReShape;
995}
996
997//=======================================================================
998//function : ShapeUpgrade_UnifySameDomain
999//purpose : Constructor
1000//=======================================================================
1001
1002ShapeUpgrade_UnifySameDomain::ShapeUpgrade_UnifySameDomain(const TopoDS_Shape& aShape,
1003 const Standard_Boolean UnifyEdges,
1004 const Standard_Boolean UnifyFaces,
1005 const Standard_Boolean ConcatBSplines)
1006{
1007 myInitShape = aShape;
1008 myShape = aShape;
1009 myUnifyEdges = UnifyEdges;
1010 myUnifyFaces = UnifyFaces;
1011 myConcatBSplines = ConcatBSplines;
1012
1013 myContext = new ShapeBuild_ReShape;
1014}
1015
1016//=======================================================================
1017//function : Initialize
1018//purpose :
1019//=======================================================================
1020
1021void ShapeUpgrade_UnifySameDomain::Initialize(const TopoDS_Shape& aShape,
1022 const Standard_Boolean UnifyEdges,
1023 const Standard_Boolean UnifyFaces,
1024 const Standard_Boolean ConcatBSplines)
1025{
1026 myInitShape = aShape;
1027 myShape = aShape;
1028 myUnifyEdges = UnifyEdges;
1029 myUnifyFaces = UnifyFaces;
1030 myConcatBSplines = ConcatBSplines;
1031
1032 myContext->Clear();
f7d70540 1033 myOldShapes.Clear();
2277323d 1034 //myGenerated.Clear();
1035}
1036
6a0c0b14 1037//=======================================================================
1038//function : putIntWires
1039//purpose : Add internal wires that are classified inside the face as a subshape,
1040// and remove them from the sequence
1041//=======================================================================
1042static void putIntWires(TopoDS_Shape& theFace, TopTools_SequenceOfShape& theWires)
1043{
1044 TopoDS_Face& aFace = TopoDS::Face(theFace);
1045 for (Standard_Integer i=1; i <= theWires.Length(); i++)
1046 {
1047 TopoDS_Shape aWire = theWires(i);
1048 gp_Pnt2d aP2d;
1049 Standard_Boolean isP2d = Standard_False;
1050 for (TopoDS_Iterator it(aWire); it.More() && !isP2d; it.Next())
1051 {
1052 const TopoDS_Edge& anEdge = TopoDS::Edge(it.Value());
1053 Standard_Real aFirst, aLast;
1054 Handle(Geom2d_Curve) aC2d = BRep_Tool::CurveOnSurface(anEdge, aFace, aFirst, aLast);
1055 aC2d->D0((aFirst + aLast) * 0.5, aP2d);
1056 isP2d = Standard_True;
1057 }
1058 BRepClass_FaceClassifier aClass(aFace, aP2d, Precision::PConfusion());
1059 if (aClass.State() == TopAbs_IN)
1060 {
1061 BRep_Builder().Add(aFace, aWire);
1062 theWires.Remove(i);
1063 i--;
1064 }
1065 }
1066}
1067
2277323d 1068//=======================================================================
1069//function : UnifyFaces
1070//purpose :
1071//=======================================================================
1072
1073void ShapeUpgrade_UnifySameDomain::UnifyFaces()
1074{
1075 //Handle(ShapeBuild_ReShape) myContext = new ShapeBuild_ReShape;
1076 TopoDS_Shape aResShape = myContext->Apply(myShape);
1077
1078 // processing each shell
1079 TopExp_Explorer exps;
1080 for (exps.Init(myShape, TopAbs_SHELL); exps.More(); exps.Next()) {
1081 TopoDS_Shell aShell = TopoDS::Shell(exps.Current());
1082
1083 // creating map of edge faces
1084 TopTools_IndexedDataMapOfShapeListOfShape aMapEdgeFaces;
1085 TopExp::MapShapesAndAncestors(aShell, TopAbs_EDGE, TopAbs_FACE, aMapEdgeFaces);
1086
1087 // map of processed shapes
1088 TopTools_MapOfShape aProcessed;
1089
1090 //Handle(ShapeBuild_ReShape) aContext = new ShapeBuild_ReShape;
1091
1092 Standard_Integer NbModif = 0;
1093 Standard_Boolean hasFailed = Standard_False;
1094 Standard_Real tol = Precision::Confusion();
1095
1096 // count faces
1097 Standard_Integer nbf = 0;
1098 TopExp_Explorer exp;
1099 TopTools_MapOfShape mapF;
1100 for (exp.Init(aShell, TopAbs_FACE); exp.More(); exp.Next()) {
1101 if (mapF.Add(exp.Current()))
1102 nbf++;
1103 }
1104
1105 // processing each face
1106 mapF.Clear();
1107 for (exp.Init(aShell, TopAbs_FACE); exp.More(); exp.Next()) {
1108 TopoDS_Face aFace = TopoDS::Face(exp.Current().Oriented(TopAbs_FORWARD));
1109
1110 if (aProcessed.Contains(aFace))
1111 continue;
1112
1113 Standard_Integer dummy;
1114 TopTools_SequenceOfShape edges;
1115 AddOrdinaryEdges(edges,aFace,dummy);
1116
1117 TopTools_SequenceOfShape faces;
1118 faces.Append(aFace);
1119
1120 //surface and location to construct result
1121 TopLoc_Location aBaseLocation;
1122 Handle(Geom_Surface) aBaseSurface = BRep_Tool::Surface(aFace,aBaseLocation);
1123 aBaseSurface = ClearRts(aBaseSurface);
1124
1125 // find adjacent faces to union
1126 Standard_Integer i;
1127 for (i = 1; i <= edges.Length(); i++) {
1128 TopoDS_Edge edge = TopoDS::Edge(edges(i));
1129 if (BRep_Tool::Degenerated(edge))
1130 continue;
1131
1132 const TopTools_ListOfShape& aList = aMapEdgeFaces.FindFromKey(edge);
1133 TopTools_ListIteratorOfListOfShape anIter(aList);
1134 for (; anIter.More(); anIter.Next()) {
1135 TopoDS_Face anCheckedFace = TopoDS::Face(anIter.Value().Oriented(TopAbs_FORWARD));
1136 if (anCheckedFace.IsSame(aFace))
1137 continue;
1138
1139 if (aProcessed.Contains(anCheckedFace))
1140 continue;
1141
1142 if (IsSameDomain(aFace,anCheckedFace)) {
1143
1144 if (aList.Extent() != 2) {
1145 // non mainfold case is not processed
1146 continue;
1147 }
1148
1149 // replacing pcurves
1150 TopoDS_Face aMockUpFace;
1151 BRep_Builder B;
1152 B.MakeFace(aMockUpFace,aBaseSurface,aBaseLocation,0.);
1153 MovePCurves(aMockUpFace,anCheckedFace);
1154
1155 if (AddOrdinaryEdges(edges,aMockUpFace,dummy)) {
1156 // sequence edges is modified
1157 i = dummy;
1158 }
1159
1160 faces.Append(anCheckedFace);
1161 aProcessed.Add(anCheckedFace);
1162 break;
1163 }
1164 }
1165 }
1166
1167 // all faces collected in the sequence. Perform union of faces
1168 if (faces.Length() > 1) {
1169 NbModif++;
1170 TopoDS_Face aResult;
1171 BRep_Builder B;
1172 B.MakeFace(aResult,aBaseSurface,aBaseLocation,0);
1173 Standard_Integer nbWires = 0;
1174
1175 // connecting wires
1176 while (edges.Length()>0) {
1177
1178 Standard_Boolean isEdge3d = Standard_False;
1179 nbWires++;
1180 TopTools_MapOfShape aVertices;
1181 TopoDS_Wire aWire;
1182 B.MakeWire(aWire);
1183
1184 TopoDS_Edge anEdge = TopoDS::Edge(edges(1));
1185 edges.Remove(1);
6a0c0b14 1186 // collect internal edges in separate wires
1187 Standard_Boolean isInternal = (anEdge.Orientation() == TopAbs_INTERNAL);
2277323d 1188
1189 isEdge3d |= !BRep_Tool::Degenerated(anEdge);
1190 B.Add(aWire,anEdge);
1191 TopoDS_Vertex V1,V2;
1192 TopExp::Vertices(anEdge,V1,V2);
1193 aVertices.Add(V1);
1194 aVertices.Add(V2);
1195
1196 Standard_Boolean isNewFound = Standard_False;
1197 do {
1198 isNewFound = Standard_False;
1199 for(Standard_Integer j = 1; j <= edges.Length(); j++) {
1200 anEdge = TopoDS::Edge(edges(j));
6a0c0b14 1201 // check if the current edge orientation corresponds to the first one
1202 Standard_Boolean isCurrInternal = (anEdge.Orientation() == TopAbs_INTERNAL);
1203 if (isCurrInternal != isInternal)
1204 continue;
2277323d 1205 TopExp::Vertices(anEdge,V1,V2);
1206 if(aVertices.Contains(V1) || aVertices.Contains(V2)) {
1207 isEdge3d |= !BRep_Tool::Degenerated(anEdge);
1208 aVertices.Add(V1);
1209 aVertices.Add(V2);
1210 B.Add(aWire,anEdge);
1211 edges.Remove(j);
1212 j--;
1213 isNewFound = Standard_True;
1214 }
1215 }
1216 } while (isNewFound);
1217
1218 // sorting any type of edges
ab860031 1219 aWire.Closed (BRep_Tool::IsClosed (aWire));
2277323d 1220 aWire = TopoDS::Wire(myContext->Apply(aWire));
1221
2277323d 1222 TopoDS_Face tmpF = TopoDS::Face(myContext->Apply(faces(1).Oriented(TopAbs_FORWARD)));
1223 Handle(ShapeFix_Wire) sfw = new ShapeFix_Wire(aWire,tmpF,Precision::Confusion());
1224 sfw->FixReorder();
1225 Standard_Boolean isDegRemoved = Standard_False;
1226 if(!sfw->StatusReorder ( ShapeExtend_FAIL )) {
1227 // clear degenerated edges if at least one with 3d curve exist
1228 if(isEdge3d) {
1229 Handle(ShapeExtend_WireData) sewd = sfw->WireData();
1230 for(Standard_Integer j = 1; j<=sewd->NbEdges();j++) {
1231 TopoDS_Edge E = sewd->Edge(j);
1232 if(BRep_Tool::Degenerated(E)) {
1233 sewd->Remove(j);
1234 isDegRemoved = Standard_True;
1235 j--;
1236 }
1237 }
1238 }
1239 sfw->FixShifted();
1240 if(isDegRemoved)
1241 sfw->FixDegenerated();
1242 }
1243 TopoDS_Wire aWireFixed = sfw->Wire();
1244 //aContext->Replace(aWire,aWireFixed);
1245 myContext->Replace(aWire,aWireFixed);
1246 //for history
1247 /*
1248 if (!myOldNewMap.IsBound(aWire))
1249 {
1250 TopTools_ListOfShape EmptyList;
1251 myOldNewMap.Bind(aWire, EmptyList);
1252 }
1253 myOldNewMap(aWire).Clear();
1254 myOldNewMap(aWire).Append(aWireFixed);
1255 */
1256 /////////////
1257
1258 // add resulting wire
1259 if(isEdge3d) {
1260 B.Add(aResult,aWireFixed);
1261 }
1262 else {
1263 // sorting edges
1264 Handle(ShapeExtend_WireData) sbwd = sfw->WireData();
1265 Standard_Integer nbEdges = sbwd->NbEdges();
1266 // sort degenerated edges and create one edge instead of several ones
1267 ShapeAnalysis_WireOrder sawo(Standard_False, 0);
1268 ShapeAnalysis_Edge sae;
1269 Standard_Integer aLastEdge = nbEdges;
1270 for(Standard_Integer j = 1; j <= nbEdges; j++) {
1271 Standard_Real f,l;
1272 //smh protection on NULL pcurve
1273 Handle(Geom2d_Curve) c2d;
1274 if(!sae.PCurve(sbwd->Edge(j),tmpF,c2d,f,l)) {
1275 aLastEdge--;
1276 continue;
1277 }
1278 sawo.Add(c2d->Value(f).XY(),c2d->Value(l).XY());
1279 }
1280 sawo.Perform();
1281
1282 // constructind one degenerative edge
1283 gp_XY aStart, anEnd, tmp;
1284 Standard_Integer nbFirst = sawo.Ordered(1);
1285 TopoDS_Edge anOrigE = TopoDS::Edge(sbwd->Edge(nbFirst).Oriented(TopAbs_FORWARD));
1286 ShapeBuild_Edge sbe;
1287 TopoDS_Vertex aDummyV;
1288 TopoDS_Edge E = sbe.CopyReplaceVertices(anOrigE,aDummyV,aDummyV);
1289 sawo.XY(nbFirst,aStart,tmp);
1290 sawo.XY(sawo.Ordered(aLastEdge),tmp,anEnd);
1291
1292 gp_XY aVec = anEnd-aStart;
1293 Handle(Geom2d_Line) aLine = new Geom2d_Line(aStart,gp_Dir2d(anEnd-aStart));
1294
1295 B.UpdateEdge(E,aLine,tmpF,0.);
1296 B.Range(E,tmpF,0.,aVec.Modulus());
1297 Handle(Geom_Curve) C3d;
1298 B.UpdateEdge(E,C3d,0.);
1299 B.Degenerated(E,Standard_True);
1300 TopoDS_Wire aW;
1301 B.MakeWire(aW);
1302 B.Add(aW,E);
ab860031 1303 aW.Closed (Standard_True);
2277323d 1304 B.Add(aResult,aW);
1305 }
1306 }
1307
1308 // perform substitution of face
1309 //aContext->Replace(aContext->Apply(aFace),aResult);
1310 myContext->Replace(myContext->Apply(aFace),aResult);
1311 //for history
1312 /*
1313 if (!myOldNewMap.IsBound(aFace))
1314 {
1315 TopTools_ListOfShape EmptyList;
1316 myOldNewMap.Bind(aFace, EmptyList);
1317 }
1318 myOldNewMap(aFace).Clear();
1319 myOldNewMap(aFace).Append(aResult);
1320 */
1321 /////////////
1322
1323 ShapeFix_Face sff (aResult);
1324 //Intializing by tolerances
1325 sff.SetPrecision(Precision::Confusion());
1326 sff.SetMinTolerance(tol);
1327 sff.SetMaxTolerance(1.);
1328 //Setting modes
1329 sff.FixOrientationMode() = 0;
1330 //sff.FixWireMode() = 0;
1331 //sff.SetContext(aContext);
1332 sff.SetContext(myContext);
1333 // Applying the fixes
1334 sff.Perform();
1335 if(sff.Status(ShapeExtend_FAIL))
1336 hasFailed = Standard_True;
1337
1338 // breaking down to several faces
1339 //TopoDS_Shape theResult = aContext->Apply(aResult);
1340 TopoDS_Shape theResult = myContext->Apply(aResult);
1341 for (TopExp_Explorer aFaceExp (theResult,TopAbs_FACE); aFaceExp.More(); aFaceExp.Next()) {
1342 TopoDS_Face aCurrent = TopoDS::Face(aFaceExp.Current().Oriented(TopAbs_FORWARD));
1343 Handle(TColGeom_HArray2OfSurface) grid = new TColGeom_HArray2OfSurface ( 1, 1, 1, 1 );
1344 grid->SetValue ( 1, 1, aBaseSurface );
1345 Handle(ShapeExtend_CompositeSurface) G = new ShapeExtend_CompositeSurface ( grid );
1346 ShapeFix_ComposeShell CompShell;
1347 CompShell.Init ( G, aBaseLocation, aCurrent, ::Precision::Confusion() );//myPrecision
1348 //CompShell.SetContext( aContext );
1349 CompShell.SetContext( myContext );
1350
6a0c0b14 1351 TopTools_SequenceOfShape parts, anIntWires;
2277323d 1352 ShapeFix_SequenceOfWireSegment wires;
1353 for(TopExp_Explorer W_Exp(aCurrent,TopAbs_WIRE);W_Exp.More();W_Exp.Next()) {
6a0c0b14 1354 const TopoDS_Wire& aWire = TopoDS::Wire(W_Exp.Current());
1355 // check if the wire is ordinary (contains non-internal edges)
1356 Standard_Boolean isInternal = Standard_True;
1357 for (TopoDS_Iterator it(aWire); it.More() && isInternal; it.Next())
1358 isInternal = (it.Value().Orientation() == TopAbs_INTERNAL);
1359 if (isInternal)
1360 {
1361 // place internal wire separately
1362 anIntWires.Append(aWire);
1363 }
1364 else
1365 {
1366 Handle(ShapeExtend_WireData) sbwd =
1367 new ShapeExtend_WireData (aWire);
1368 ShapeFix_WireSegment seg ( sbwd, TopAbs_REVERSED );
1369 wires.Append(seg);
1370 }
2277323d 1371 }
1372
1373 CompShell.DispatchWires ( parts,wires );
1374 for (Standard_Integer j=1; j <= parts.Length(); j++ ) {
1375 ShapeFix_Face aFixOrient(TopoDS::Face(parts(j)));
1376 //aFixOrient.SetContext(aContext);
1377 aFixOrient.SetContext(myContext);
1378 aFixOrient.FixOrientation();
6a0c0b14 1379 // put internal wires to faces
1380 putIntWires(parts(j), anIntWires);
2277323d 1381 }
1382
1383 TopoDS_Shape CompRes;
6a0c0b14 1384 if ( parts.Length() !=1 ) {
2277323d 1385 TopoDS_Shell S;
1386 B.MakeShell ( S );
1387 for ( i=1; i <= parts.Length(); i++ )
1388 B.Add ( S, parts(i) );
ab860031 1389 S.Closed (BRep_Tool::IsClosed (S));
2277323d 1390 CompRes = S;
1391 }
1392 else CompRes = parts(1);
1393
1394 //aContext->Replace(aCurrent,CompRes);
1395 myContext->Replace(aCurrent,CompRes);
1396 //for history
1397 /*
1398 if (!myOldNewMap.IsBound(aCurrent))
1399 {
1400 TopTools_ListOfShape EmptyList;
1401 myOldNewMap.Bind(aCurrent, EmptyList);
1402 }
1403 myOldNewMap(aCurrent).Clear();
1404 myOldNewMap(aCurrent).Append(CompRes);
1405 */
1406 /////////////
1407 }
1408
1409 // remove the remaining faces
1410 for(i = 2; i <= faces.Length(); i++)
f7d70540 1411 {
1412 myOldShapes.Bind(faces(i), theResult);
2277323d 1413 myContext->Remove(faces(i));
f7d70540 1414 }
2277323d 1415 }
1416 } // end processing each face
1417
1418 //TopoDS_Shape aResult = Shape;
1419 if (NbModif > 0 && !hasFailed) {
1420 //TopoDS_Shape aResult = aContext->Apply(aShell);
1421 TopoDS_Shape aResult = myContext->Apply(aShell);
1422
1423 ShapeFix_Edge sfe;
1424 for (exp.Init(aResult,TopAbs_EDGE); exp.More(); exp.Next()) {
1425 TopoDS_Edge E = TopoDS::Edge(exp.Current());
1426 sfe.FixVertexTolerance (E);
1427 // ptv add fix same parameter
1428 sfe.FixSameParameter(E, Precision::Confusion());
1429 }
1430
1431 myContext->Replace(aShell, aResult);
1432 //for history
1433 /*
1434 if (!myOldNewMap.IsBound(aShell))
1435 {
1436 TopTools_ListOfShape EmptyList;
1437 myOldNewMap.Bind(aShell, EmptyList);
1438 }
1439 myOldNewMap(aShell).Clear();
1440 myOldNewMap(aShell).Append(aResult);
1441 */
1442 /////////////
1443 }
1444 //else
1445 {
1446 for (exp.Init(aShell, TopAbs_FACE); exp.More(); exp.Next()) {
1447 TopoDS_Face aFace = TopoDS::Face(exp.Current().Oriented(TopAbs_FORWARD));
1448 Handle(ShapeFix_Wire) sfw = new ShapeFix_Wire;
1449 sfw->SetContext(myContext);
1450 sfw->SetPrecision(Precision::Confusion());
1451 sfw->SetMinTolerance(Precision::Confusion());
1452 sfw->SetMaxTolerance(1.);
1453 sfw->SetFace(aFace);
1454 for (TopoDS_Iterator iter (aFace,Standard_False); iter.More(); iter.Next()) {
1455 TopoDS_Wire wire = TopoDS::Wire(iter.Value());
1456 sfw->Load(wire);
1457 sfw->FixReorder();
1458 sfw->FixShifted();
1459 }
1460 }
1461 }
1462 } // end processing each shell
1463
1464 myShape = myContext->Apply(myShape);
1465}
1466
1467//=======================================================================
1468//function : UnifyEdges
1469//purpose :
1470//=======================================================================
2277323d 1471void ShapeUpgrade_UnifySameDomain::UnifyEdges()
1472{
1473 Standard_Real Tol = Precision::Confusion();
1474
1475 //Handle(ShapeBuild_ReShape) myContext = new ShapeBuild_ReShape;
1476 Standard_Real myTolerance = Precision::Confusion();
1477 TopoDS_Shape aResult = myContext->Apply(myShape);
1478
ce41efde 1479 TopTools_IndexedMapOfShape ChangedFaces;
2277323d 1480
ce41efde 1481 // creating map of edge faces
1482 TopTools_IndexedDataMapOfShapeListOfShape aMapEdgeFaces;
1483 TopExp::MapShapesAndAncestors(myShape, TopAbs_EDGE, TopAbs_FACE, aMapEdgeFaces);
1484
1485 // creating map of vertex edges
1486 TopTools_IndexedDataMapOfShapeListOfShape aMapEdgesVertex;
1487 TopExp::MapShapesAndAncestors(myShape, TopAbs_VERTEX, TopAbs_EDGE, aMapEdgesVertex);
1488
1489 //Handle(ShapeBuild_ReShape) aContext = new ShapeBuild_ReShape;
1490 TopoDS_Shape aRes = myShape;
1491 //aRes = aContext->Apply(aSolid);
1492 aRes = myContext->Apply(myShape);
f7d70540 1493
1494 TopTools_MapOfShape SharedVert;
1495
1496
1497 TopTools_IndexedMapOfShape anOldEdges;
1498 TopExp::MapShapes(myInitShape, TopAbs_EDGE, anOldEdges);
1499
1500 TopTools_DataMapOfShapeShape NewEdges2OldEdges;
1501 for (int i = 1; i <= anOldEdges.Extent(); i++)
1502 {
1503 TopoDS_Shape NewEdge = myContext->Apply(anOldEdges(i));
1504 if (!NewEdge.IsNull())
1505 NewEdges2OldEdges.Bind(NewEdge, anOldEdges(i));
1506 }
ce41efde 1507
ce41efde 1508 TopExp_Explorer exp;
f7d70540 1509 // processing separate wires
1510 for (exp.Init(aRes, TopAbs_WIRE, TopAbs_FACE); exp.More(); exp.Next())
1511 {
1512 TopTools_SequenceOfShape SeqEdges;
1513 TopExp_Explorer expE(exp.Current(), TopAbs_EDGE);
1514 for (; expE.More(); expE.Next())
1515 SeqEdges.Append(expE.Current());
1516 SharedVert.Clear();
1517 CheckSharedVertices(SeqEdges, aMapEdgesVertex, SharedVert);
1518 MergeSeq(SeqEdges, Tol, myConcatBSplines, myContext, myOldShapes, SharedVert, NewEdges2OldEdges);
1519 }
1520
1521 // processing each face
ce41efde 1522 for (exp.Init(aRes, TopAbs_FACE); exp.More(); exp.Next()) {
1523 //TopoDS_Face aFace = TopoDS::Face(aContext->Apply(exp.Current().Oriented(TopAbs_FORWARD)));
1524 TopoDS_Face aFace = TopoDS::Face(myContext->Apply(exp.Current().Oriented(TopAbs_FORWARD)));
1525 TopTools_IndexedDataMapOfShapeListOfShape aMapFacesEdges;
f7d70540 1526 TopTools_SequenceOfShape aNonSharedEdges;
ce41efde 1527 for (TopExp_Explorer expe(aFace,TopAbs_EDGE); expe.More(); expe.Next()) {
1528 TopoDS_Edge edge = TopoDS::Edge(expe.Current());
1529 if (!aMapEdgeFaces.Contains(edge)) continue;
1530 const TopTools_ListOfShape& aList = aMapEdgeFaces.FindFromKey(edge);
1531 TopTools_ListIteratorOfListOfShape anIter(aList);
f7d70540 1532 Standard_Integer NbFacesPerEdge = aList.Extent();
ce41efde 1533 for ( ; anIter.More(); anIter.Next()) {
1534 TopoDS_Face face = TopoDS::Face(anIter.Value());
ce41efde 1535 TopoDS_Face face1 = TopoDS::Face(myContext->Apply(anIter.Value()));
f7d70540 1536 if (face1.IsSame(aFace) && NbFacesPerEdge != 1)
1537 continue;
1538 if (NbFacesPerEdge == 1)
1539 //store non-shared edges separately
1540 aNonSharedEdges.Append(edge);
1541 else
1542 {
1543 if (aMapFacesEdges.Contains(face))
1544 aMapFacesEdges.ChangeFromKey(face).Append(edge);
1545 else
1546 {
1547 TopTools_ListOfShape ListEdges;
1548 ListEdges.Append(edge);
1549 aMapFacesEdges.Add(face,ListEdges);
1550 }
2277323d 1551 }
1552 }
ce41efde 1553 }
f7d70540 1554
1555 for (Standard_Integer i=1; i<=aMapFacesEdges.Extent(); i++)
1556 {
ce41efde 1557 const TopTools_ListOfShape& ListEdges = aMapFacesEdges.FindFromIndex(i);
1558 TopTools_SequenceOfShape SeqEdges;
ce41efde 1559 TopTools_ListIteratorOfListOfShape anIter(ListEdges);
ce41efde 1560 for ( ; anIter.More(); anIter.Next())
1561 SeqEdges.Append(anIter.Value());
1562 if (SeqEdges.Length()==1)
1563 continue;
2277323d 1564
f7d70540 1565 SharedVert.Clear();
1566 CheckSharedVertices(SeqEdges, aMapEdgesVertex, SharedVert);
1567 //if (!SharedVert.IsEmpty())
1568 // continue;
1569 if ( MergeSeq(SeqEdges,Tol,myConcatBSplines, myContext, myOldShapes, SharedVert, NewEdges2OldEdges) )
2277323d 1570 {
2277323d 1571 //for history
1572 /*
ce41efde 1573 for (j = 1; j <= SeqEdges.Length(); j++)
2277323d 1574 {
ce41efde 1575 if (!myOldNewMap.IsBound(SeqEdges(j)))
1576 {
1577 TopTools_ListOfShape EmptyList;
1578 myOldNewMap.Bind(SeqEdges(j), EmptyList);
1579 }
1580 myOldNewMap(SeqEdges(j)).Clear();
1581 myOldNewMap(SeqEdges(j)).Append(E);
2277323d 1582 }
2277323d 1583 */
1584 /////////////
ce41efde 1585
1586 TopoDS_Face tmpF = TopoDS::Face(exp.Current());
1587 if ( !ChangedFaces.Contains(tmpF) )
1588 ChangedFaces.Add(tmpF);
1589 tmpF = TopoDS::Face(aMapFacesEdges.FindKey(i));
1590 if ( !ChangedFaces.Contains(tmpF) )
1591 ChangedFaces.Add(tmpF);
2277323d 1592 }
ce41efde 1593 }
f7d70540 1594
1595 if ( aNonSharedEdges.Length() > 1 )
1596 {
1597 SharedVert.Clear();
1598 CheckSharedVertices(aNonSharedEdges, aMapEdgesVertex, SharedVert);
1599 if ( MergeSeq(aNonSharedEdges, Tol, myConcatBSplines, myContext, myOldShapes, SharedVert, NewEdges2OldEdges) )
1600 {
1601 TopoDS_Face tmpF = TopoDS::Face(exp.Current());
1602 if ( !ChangedFaces.Contains(tmpF) )
1603 ChangedFaces.Add(tmpF);
1604 }
1605 }
ce41efde 1606
1607 } // end processing each face
1608
1609 // fix changed faces and replace them in the local context
1610 for (Standard_Integer i=1; i<=ChangedFaces.Extent(); i++) {
1611 //TopoDS_Face aFace = TopoDS::Face(aContext->Apply(ChangedFaces.FindKey(i)));
1612 TopoDS_Face aFace = TopoDS::Face(myContext->Apply(ChangedFaces.FindKey(i)));
f7d70540 1613 if (aFace.IsNull())
1614 continue;
ce41efde 1615 Handle(ShapeFix_Face) sff = new ShapeFix_Face(aFace);
1616 sff->SetContext(myContext);
1617 sff->SetPrecision(myTolerance);
1618 sff->SetMinTolerance(myTolerance);
1619 sff->SetMaxTolerance(Max(1.,myTolerance*1000.));
1620 sff->Perform();
1621 TopoDS_Shape aNewFace = sff->Face();
1622 //aContext->Replace(aFace,aNewFace);
1623 myContext->Replace(aFace,aNewFace);
1624 //for history
1625 /*
1626 if (!myOldNewMap.IsBound(aFace))
1627 {
1628 TopTools_ListOfShape EmptyList;
1629 myOldNewMap.Bind(aFace, EmptyList);
1630 }
1631 myOldNewMap(aFace).Clear();
1632 myOldNewMap(aFace).Append(aNewFace);
1633 */
1634 /////////////
1635 }
1636
1637 if (ChangedFaces.Extent() > 0) {
1638 // fix changed shell and replace it in the local context
1639 //TopoDS_Shape aRes1 = aContext->Apply(aRes);
1640 TopoDS_Shape aRes1 = myContext->Apply(aRes);
1641 TopExp_Explorer expsh;
1642 for (expsh.Init(aRes1, TopAbs_SHELL); expsh.More(); expsh.Next()) {
1643 TopoDS_Shell aShell = TopoDS::Shell(expsh.Current());
1644 Handle(ShapeFix_Shell) sfsh = new ShapeFix_Shell;
1645 sfsh->FixFaceOrientation(aShell);
1646 TopoDS_Shape aNewShell = sfsh->Shell();
1647 //aContext->Replace(aShell,aNewShell);
1648 myContext->Replace(aShell,aNewShell);
2277323d 1649 //for history
1650 /*
ce41efde 1651 if (!myOldNewMap.IsBound(aShell))
2277323d 1652 {
1653 TopTools_ListOfShape EmptyList;
ce41efde 1654 myOldNewMap.Bind(aShell, EmptyList);
2277323d 1655 }
ce41efde 1656 myOldNewMap(aShell).Clear();
1657 myOldNewMap(aShell).Append(aNewShell);
2277323d 1658 */
1659 /////////////
1660 }
ce41efde 1661 //TopoDS_Shape aRes2 = aContext->Apply(aRes1);
1662 TopoDS_Shape aRes2 = myContext->Apply(aRes1);
1663 myContext->Replace(myShape,aRes2);
1664 //for history
1665 /*
1666 if (!myOldNewMap.IsBound(aSolid))
1667 {
1668 TopTools_ListOfShape EmptyList;
1669 myOldNewMap.Bind(aSolid, EmptyList);
1670 }
1671 myOldNewMap(aSolid).Clear();
1672 myOldNewMap(aSolid).Append(aRes2);
1673 */
1674 /////////////
1675 }
2277323d 1676
1677 myShape = myContext->Apply(myShape);
1678}
1679
1680//=======================================================================
1681//function : UnifyFacesAndEdges
1682//purpose :
1683//=======================================================================
1684
1685void ShapeUpgrade_UnifySameDomain::UnifyFacesAndEdges()
1686{
1687 UnifyFaces();
1688
1689 /*
1690 ShapeUpgrade_RemoveLocations RemLoc;
1691 RemLoc.Remove(myShape);
1692 myShape = RemLoc.GetResult();
1693 */
1694
1695 UnifyEdges();
1696}
1697
1698//=======================================================================
1699//function : Build
1700//purpose : builds the resulting shape
1701//======================================================================
1702void ShapeUpgrade_UnifySameDomain::Build()
1703{
1704 if (myUnifyFaces && myUnifyEdges)
1705 UnifyFacesAndEdges();
1706
1707 else if (myUnifyEdges)
1708 UnifyEdges();
1709 else if (myUnifyFaces)
1710 UnifyFaces();
1711
1712 //Done();
1713}
1714
1715//=======================================================================
1716//function : Shape
1717//purpose : give the resulting shape
1718//=======================================================================
1719const TopoDS_Shape& ShapeUpgrade_UnifySameDomain::Shape() const
1720{
1721 return myShape;
1722}
1723
1724//=======================================================================
1725//function : Generated
1726//purpose : returns the new shape from the old one
1727//=======================================================================
1728TopoDS_Shape ShapeUpgrade_UnifySameDomain::Generated(const TopoDS_Shape& aShape) const
1729{
1730 TopoDS_Shape aNewShape = myContext->Apply(aShape);
f7d70540 1731
2277323d 1732 if (aNewShape.IsNull())
f7d70540 1733 aNewShape = myContext->Apply(myOldShapes(aShape));
2277323d 1734
1735 return aNewShape;
1736}
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