Commit | Line | Data |
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973c2be1 | 1 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
b311480e | 2 | // |
973c2be1 | 3 | // This file is part of Open CASCADE Technology software library. |
b311480e | 4 | // |
d5f74e42 | 5 | // This library is free software; you can redistribute it and/or modify it under |
6 | // the terms of the GNU Lesser General Public License version 2.1 as published | |
973c2be1 | 7 | // by the Free Software Foundation, with special exception defined in the file |
8 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT | |
9 | // distribution for complete text of the license and disclaimer of any warranty. | |
b311480e | 10 | // |
973c2be1 | 11 | // Alternatively, this file may be used under the terms of Open CASCADE |
12 | // commercial license or contractual agreement. | |
b311480e | 13 | |
7fd59977 | 14 | // pdn 10.12.98: tr9_r0501-ug |
15 | // pdn 28.12.98: PRO10366 shifting pcurve between two singularities | |
16 | //:k7 abv 5.01.99: USA60022.igs ent 243: FixMissingSeam() improved | |
17 | //:l2 abv 10.01.99: USA60022 7289: corrections for reversed face | |
18 | //gka 11.01.99 file PRO7755.stp #2018: work-around error in BRepLib_MakeFace | |
19 | //:p4 abv, pdn 23.02.99: PRO9234 #15720: call BRepTools::Update() for faces | |
20 | // rln 03.03.99 S4135: transmission of parameter precision to SA_Surface::NbSingularities | |
21 | //:q5 abv 19.03.99 code improvement | |
22 | //%14 pdn 15.03.99 adding function for fixing null area wires | |
23 | //%15 pdn 20.03.99 code improvement | |
24 | // abv 09.04.99 S4136: improve tolerance management; remove unused flag Closed | |
25 | //#4 szv S4163: optimization | |
26 | // smh 31.01.01 BUC60810 : Case of small wire on face in solid | |
27 | // sln 25.09.2001 checking order of 3d and 2d representation curves | |
28 | // abv 19.10.2001 FixAddNaturalBound improved and extracted as separate fix | |
29 | // skl,pdn 14.05.2002 OCC55 (correction precision for small faces) | |
30 | ||
42cf5bc1 | 31 | #include <Bnd_Box.hxx> |
32 | #include <Bnd_Box2d.hxx> | |
33 | #include <BndLib_Add2dCurve.hxx> | |
34 | #include <BRep_Builder.hxx> | |
35 | #include <BRep_Tool.hxx> | |
36 | #include <BRepBuilderAPI_MakeFace.hxx> | |
37 | #include <BRepBuilderAPI_MakeVertex.hxx> | |
38 | #include <BRepBuilderAPI_MakeWire.hxx> | |
39 | #include <BRepGProp.hxx> | |
40 | #include <BRepTools.hxx> | |
41 | #include <BRepTopAdaptor_FClass2d.hxx> | |
42 | #include <Geom2d_BSplineCurve.hxx> | |
7fd59977 | 43 | #include <Geom2d_Curve.hxx> |
44 | #include <Geom2d_Line.hxx> | |
fdabc211 | 45 | #include <Geom2dAdaptor_Curve.hxx> |
42cf5bc1 | 46 | #include <Geom2dInt_GInter.hxx> |
7fd59977 | 47 | #include <Geom_BSplineSurface.hxx> |
42cf5bc1 | 48 | #include <Geom_Circle.hxx> |
49 | #include <Geom_ConicalSurface.hxx> | |
50 | #include <Geom_Curve.hxx> | |
51 | #include <Geom_RectangularTrimmedSurface.hxx> | |
52 | #include <Geom_SphericalSurface.hxx> | |
53 | #include <Geom_Surface.hxx> | |
7fd59977 | 54 | #include <GeomAdaptor_HSurface.hxx> |
56a9db93 | 55 | #include <GProp_GProps.hxx> |
42cf5bc1 | 56 | #include <IntRes2d_Domain.hxx> |
57 | #include <IntRes2d_IntersectionPoint.hxx> | |
58 | #include <IntRes2d_IntersectionSegment.hxx> | |
59 | #include <IntRes2d_Transition.hxx> | |
60 | #include <Message_Msg.hxx> | |
61 | #include <NCollection_Array1.hxx> | |
62 | #include <Precision.hxx> | |
7fd59977 | 63 | #include <ShapeAnalysis.hxx> |
7fd59977 | 64 | #include <ShapeAnalysis_Edge.hxx> |
7fd59977 | 65 | #include <ShapeAnalysis_Surface.hxx> |
42cf5bc1 | 66 | #include <ShapeAnalysis_Wire.hxx> |
67 | #include <ShapeBuild_Edge.hxx> | |
68 | #include <ShapeBuild_ReShape.hxx> | |
69 | #include <ShapeExtend_BasicMsgRegistrator.hxx> | |
7fd59977 | 70 | #include <ShapeExtend_CompositeSurface.hxx> |
42cf5bc1 | 71 | #include <ShapeExtend_WireData.hxx> |
72 | #include <ShapeFix.hxx> | |
7fd59977 | 73 | #include <ShapeFix_ComposeShell.hxx> |
42cf5bc1 | 74 | #include <ShapeFix_DataMapOfShapeBox2d.hxx> |
75 | #include <ShapeFix_Edge.hxx> | |
76 | #include <ShapeFix_Face.hxx> | |
77 | #include <ShapeFix_IntersectionTool.hxx> | |
78 | #include <ShapeFix_SplitTool.hxx> | |
79 | #include <ShapeFix_Wire.hxx> | |
80 | #include <Standard_ErrorHandler.hxx> | |
81 | #include <Standard_Failure.hxx> | |
82 | #include <Standard_Type.hxx> | |
7fd59977 | 83 | #include <TColGeom_HArray2OfSurface.hxx> |
7fd59977 | 84 | #include <TColgp_SequenceOfPnt2d.hxx> |
42cf5bc1 | 85 | #include <TColStd_MapOfInteger.hxx> |
86 | #include <TopExp.hxx> | |
87 | #include <TopExp_Explorer.hxx> | |
88 | #include <TopoDS.hxx> | |
89 | #include <TopoDS_Compound.hxx> | |
90 | #include <TopoDS_Edge.hxx> | |
91 | #include <TopoDS_Face.hxx> | |
92 | #include <TopoDS_Iterator.hxx> | |
93 | #include <TopoDS_Shell.hxx> | |
94 | #include <TopoDS_Vertex.hxx> | |
95 | #include <TopoDS_Wire.hxx> | |
96 | #include <TopTools_DataMapOfShapeInteger.hxx> | |
7fd59977 | 97 | #include <TopTools_DataMapOfShapeListOfShape.hxx> |
42cf5bc1 | 98 | #include <TopTools_DataMapOfShapeShape.hxx> |
99 | #include <TopTools_IndexedMapOfShape.hxx> | |
7fd59977 | 100 | #include <TopTools_ListIteratorOfListOfShape.hxx> |
101 | #include <TopTools_MapOfShape.hxx> | |
7fd59977 | 102 | #include <TopTools_SequenceOfShape.hxx> |
7fd59977 | 103 | |
0797d9d3 | 104 | #ifdef OCCT_DEBUG |
7fd59977 | 105 | #define DEBUG |
106 | #endif | |
107 | ||
46aed280 | 108 | static Standard_Boolean IsSurfaceUVInfinite(const Handle(Geom_Surface)& theSurf) |
109 | { | |
110 | Standard_Real UMin,UMax,VMin,VMax; | |
111 | theSurf->Bounds(UMin,UMax,VMin,VMax); | |
112 | ||
113 | return (Precision::IsInfinite(UMin) || | |
114 | Precision::IsInfinite(UMax) || | |
115 | Precision::IsInfinite(VMin) || | |
116 | Precision::IsInfinite(VMax) ); | |
117 | } | |
118 | ||
119 | static Standard_Boolean IsSurfaceUVPeriodic(const Handle(Geom_Surface)& theSurf) | |
120 | { | |
121 | return theSurf->IsUPeriodic() && theSurf->IsVPeriodic(); | |
122 | } | |
123 | ||
7fd59977 | 124 | //======================================================================= |
125 | //function : ShapeFix_Face | |
126 | //purpose : | |
127 | //======================================================================= | |
128 | ||
129 | ShapeFix_Face::ShapeFix_Face() | |
130 | { | |
131 | myFwd = Standard_True; | |
132 | myStatus = 0; | |
133 | myFixWire = new ShapeFix_Wire; | |
134 | ClearModes(); | |
135 | } | |
136 | ||
137 | //======================================================================= | |
138 | //function : ShapeFix_Face | |
139 | //purpose : | |
140 | //======================================================================= | |
141 | ||
142 | ShapeFix_Face::ShapeFix_Face(const TopoDS_Face &face) | |
143 | { | |
144 | myFwd = Standard_True; | |
145 | myStatus = 0; | |
146 | myFixWire = new ShapeFix_Wire; | |
147 | ClearModes(); | |
148 | Init( face ); | |
149 | } | |
150 | ||
151 | //======================================================================= | |
152 | //function : ClearModes | |
153 | //purpose : | |
154 | //======================================================================= | |
155 | ||
156 | void ShapeFix_Face::ClearModes() | |
157 | { | |
84dc990a S |
158 | myFixWireMode = -1; |
159 | myFixOrientationMode = -1; | |
160 | myFixAddNaturalBoundMode = -1; | |
161 | myFixMissingSeamMode = -1; | |
162 | myFixSmallAreaWireMode = -1; | |
9d1b116f | 163 | myRemoveSmallAreaFaceMode = -1; |
7fd59977 | 164 | myFixIntersectingWiresMode = -1; |
84dc990a S |
165 | myFixLoopWiresMode = -1; |
166 | myFixSplitFaceMode = -1; | |
167 | myAutoCorrectPrecisionMode = 1; | |
168 | myFixPeriodicDegenerated = -1; | |
7fd59977 | 169 | } |
170 | ||
171 | //======================================================================= | |
172 | //function : SetMsgRegistrator | |
173 | //purpose : | |
174 | //======================================================================= | |
175 | ||
176 | void ShapeFix_Face::SetMsgRegistrator(const Handle(ShapeExtend_BasicMsgRegistrator)& msgreg) | |
177 | { | |
178 | ShapeFix_Root::SetMsgRegistrator ( msgreg ); | |
179 | myFixWire->SetMsgRegistrator ( msgreg ); | |
180 | } | |
181 | ||
182 | //======================================================================= | |
183 | //function : SetPrecision | |
184 | //purpose : | |
185 | //======================================================================= | |
186 | ||
187 | void ShapeFix_Face::SetPrecision (const Standard_Real preci) | |
188 | { | |
189 | ShapeFix_Root::SetPrecision ( preci ); | |
190 | myFixWire->SetPrecision ( preci ); | |
191 | } | |
192 | ||
193 | //======================================================================= | |
194 | //function : SetMinTolerance | |
195 | //purpose : | |
196 | //======================================================================= | |
197 | ||
198 | void ShapeFix_Face::SetMinTolerance (const Standard_Real mintol) | |
199 | { | |
200 | ShapeFix_Root::SetMinTolerance ( mintol ); | |
201 | myFixWire->SetMinTolerance ( mintol ); | |
202 | } | |
203 | ||
204 | //======================================================================= | |
205 | //function : SetMaxTolerance | |
206 | //purpose : | |
207 | //======================================================================= | |
208 | ||
209 | void ShapeFix_Face::SetMaxTolerance (const Standard_Real maxtol) | |
210 | { | |
211 | ShapeFix_Root::SetMaxTolerance ( maxtol ); | |
212 | myFixWire->SetMaxTolerance ( maxtol ); | |
213 | } | |
214 | ||
215 | //======================================================================= | |
216 | //function : Init | |
217 | //purpose : | |
218 | //======================================================================= | |
219 | ||
220 | void ShapeFix_Face::Init (const Handle(Geom_Surface)& surf, | |
221 | const Standard_Real preci, const Standard_Boolean fwd) | |
222 | { | |
223 | myStatus = 0; | |
224 | Handle(ShapeAnalysis_Surface) sas = new ShapeAnalysis_Surface ( surf ); | |
225 | Init ( sas, preci, fwd ); | |
226 | } | |
227 | ||
228 | //======================================================================= | |
229 | //function : Init | |
230 | //purpose : | |
231 | //======================================================================= | |
232 | ||
233 | void ShapeFix_Face::Init (const Handle(ShapeAnalysis_Surface)& surf, | |
234 | const Standard_Real preci, const Standard_Boolean fwd) | |
235 | { | |
236 | myStatus = 0; | |
237 | mySurf = surf; | |
238 | SetPrecision ( preci ); | |
239 | BRep_Builder B; | |
240 | B.MakeFace ( myFace, mySurf->Surface(), ::Precision::Confusion() ); | |
241 | myShape = myFace; | |
242 | myFwd = fwd; | |
243 | if ( !fwd ) myFace.Orientation(TopAbs_REVERSED); | |
244 | } | |
245 | ||
246 | //======================================================================= | |
247 | //function : Init | |
248 | //purpose : | |
249 | //======================================================================= | |
250 | ||
251 | void ShapeFix_Face::Init (const TopoDS_Face& face) | |
252 | { | |
253 | myStatus = 0; | |
254 | mySurf = new ShapeAnalysis_Surface ( BRep_Tool::Surface (face) ); | |
255 | myFwd = ( face.Orientation() != TopAbs_REVERSED ); | |
256 | myFace = face; | |
257 | myShape = myFace; | |
258 | // myFace = TopoDS::Face(face.EmptyCopied()); | |
259 | // for (TopoDS_Iterator ws (face,Standard_False); ws.More(); ws.Next()) | |
260 | // Add (TopoDS::Wire (ws.Value()) ); | |
261 | } | |
262 | ||
263 | //======================================================================= | |
264 | //function : Add | |
265 | //purpose : | |
266 | //======================================================================= | |
267 | ||
268 | void ShapeFix_Face::Add (const TopoDS_Wire& wire) | |
269 | { | |
270 | if ( wire.IsNull() ) return; | |
271 | BRep_Builder B; | |
272 | //szv#4:S4163:12Mar99 SGI warns | |
273 | TopoDS_Shape fc = myFace.Oriented(TopAbs_FORWARD); //:l2 abv 10 Jan 99: Oriented() | |
274 | B.Add ( fc, wire ); | |
275 | } | |
276 | ||
277 | ||
278 | //======================================================================= | |
279 | //function : SplitWire | |
280 | //purpose : auxilary - try to split wire (it is needed if some segments | |
281 | // were removed in ShapeFix_Wire::FixSelfIntersection() | |
282 | //======================================================================= | |
fdabc211 | 283 | static Standard_Boolean SplitWire(const TopoDS_Face &face, const TopoDS_Wire& wire, |
7fd59977 | 284 | TopTools_SequenceOfShape& aResWires) |
285 | { | |
286 | TColStd_MapOfInteger UsedEdges; | |
287 | Handle(ShapeExtend_WireData) sewd = new ShapeExtend_WireData(wire); | |
288 | Standard_Integer i,j,k; | |
289 | ShapeAnalysis_Edge sae; | |
290 | for(i=1; i<=sewd->NbEdges(); i++) { | |
291 | if(UsedEdges.Contains(i)) continue; | |
292 | TopoDS_Edge E1 = sewd->Edge(i); | |
293 | UsedEdges.Add(i); | |
294 | TopoDS_Vertex V0,V1,V2; | |
295 | V0 = sae.FirstVertex(E1); | |
296 | V1 = sae.LastVertex(E1); | |
297 | Handle(ShapeExtend_WireData) sewd1 = new ShapeExtend_WireData; | |
298 | sewd1->Add(E1); | |
299 | Standard_Boolean IsConnectedEdge = Standard_True; | |
300 | for(j=2; j<=sewd->NbEdges() && IsConnectedEdge; j++) { | |
fdabc211 | 301 | TopoDS_Edge E2; |
7fd59977 | 302 | for(k=2; k<=sewd->NbEdges(); k++) { |
303 | if(UsedEdges.Contains(k)) continue; | |
fdabc211 | 304 | E2 = sewd->Edge(k); |
7fd59977 | 305 | TopoDS_Vertex V21 = sae.FirstVertex(E2); |
306 | TopoDS_Vertex V22 = sae.LastVertex(E2); | |
307 | if( sae.FirstVertex(E2).IsSame(V1) ) { | |
308 | sewd1->Add(E2); | |
309 | UsedEdges.Add(k); | |
310 | V1 = sae.LastVertex(E2); | |
311 | break; | |
312 | } | |
313 | } | |
7fd59977 | 314 | if(k>sewd->NbEdges()) { |
315 | IsConnectedEdge = Standard_False; | |
316 | break; | |
317 | } | |
fdabc211 | 318 | if(V1.IsSame(V0)) { |
319 | //check that V0 and V1 are same in 2d too | |
320 | Standard_Real a1,b1,a2,b2; | |
321 | Handle (Geom2d_Curve) curve1 = BRep_Tool::CurveOnSurface(E1,face,a1,b1); | |
322 | Handle (Geom2d_Curve) curve2 = BRep_Tool::CurveOnSurface(E2,face,a2,b2); | |
323 | gp_Pnt2d v0,v1; | |
324 | if (E1.Orientation() == TopAbs_REVERSED) | |
325 | a1 = b1; | |
326 | if (E2.Orientation() == TopAbs_REVERSED) | |
327 | b2 = a2; | |
328 | curve1->D0(a1,v0); | |
329 | curve2->D0(b2,v1); | |
330 | GeomAdaptor_Surface anAdaptor(BRep_Tool::Surface(face)); | |
331 | Standard_Real tol = Max(BRep_Tool::Tolerance(V0),BRep_Tool::Tolerance(V1)); | |
332 | Standard_Real maxResolution = 2 * Max ( anAdaptor.UResolution(tol), anAdaptor.VResolution(tol) ); | |
333 | if (v0.SquareDistance(v1) < maxResolution) { | |
334 | // new wire is closed, put it into sequence | |
335 | aResWires.Append(sewd1->Wire()); | |
336 | break; | |
337 | } | |
338 | } | |
7fd59977 | 339 | } |
340 | if(!IsConnectedEdge) { | |
341 | // create new notclosed wire | |
342 | aResWires.Append(sewd1->Wire()); | |
343 | } | |
344 | if(UsedEdges.Extent()==sewd->NbEdges()) break; | |
345 | } | |
346 | ||
347 | if(aResWires.Length()>1) { | |
0797d9d3 | 348 | #ifdef OCCT_DEBUG |
7fd59977 | 349 | cout<<"Wire was splitted on "<<aResWires.Length()<<" wires"<< endl; |
350 | #endif | |
351 | } | |
352 | ||
353 | return Standard_True; | |
354 | } | |
355 | ||
356 | ||
357 | //======================================================================= | |
358 | //function : Perform | |
359 | //purpose : | |
360 | //======================================================================= | |
361 | ||
362 | Standard_Boolean ShapeFix_Face::Perform() | |
363 | { | |
364 | myStatus = ShapeExtend::EncodeStatus ( ShapeExtend_OK ); | |
365 | myFixWire->SetContext ( Context() ); | |
366 | Handle(ShapeFix_Wire) theAdvFixWire = Handle(ShapeFix_Wire)::DownCast(myFixWire); | |
367 | if (theAdvFixWire.IsNull()) return Standard_False; | |
368 | ||
369 | BRep_Builder B; | |
370 | TopoDS_Shape aInitFace = myFace; | |
371 | // perform first part of fixes on wires | |
372 | Standard_Boolean isfixReorder = Standard_False; | |
373 | Standard_Boolean isReplaced = Standard_False; | |
374 | ||
375 | //gka fix in order to avoid lost messages (following OCC21771) | |
376 | TopTools_DataMapOfShapeShape aMapReorderedWires; | |
377 | ||
378 | Standard_Real aSavPreci = Precision(); | |
379 | if ( NeedFix ( myFixWireMode ) ) { | |
380 | theAdvFixWire->SetFace ( myFace ); | |
381 | ||
382 | Standard_Integer usFixLackingMode = theAdvFixWire->FixLackingMode(); | |
0d4e3501 | 383 | //Standard_Integer usFixNotchedEdgesMode = theAdvFixWire->FixNotchedEdgesMode(); // CR0024983 |
7fd59977 | 384 | Standard_Integer usFixSelfIntersectionMode = theAdvFixWire->FixSelfIntersectionMode(); |
385 | theAdvFixWire->FixLackingMode() = Standard_False; | |
0d4e3501 | 386 | //theAdvFixWire->FixNotchedEdgesMode() = Standard_False; // CR0024983 |
7fd59977 | 387 | theAdvFixWire->FixSelfIntersectionMode() = Standard_False; |
388 | ||
389 | Standard_Boolean fixed = Standard_False; | |
390 | TopoDS_Shape S = myFace; | |
391 | if ( ! Context().IsNull() ) | |
392 | S = Context()->Apply ( myFace ); | |
393 | TopoDS_Shape emptyCopied = S.EmptyCopied(); | |
394 | TopoDS_Face tmpFace = TopoDS::Face(emptyCopied); | |
395 | tmpFace.Orientation ( TopAbs_FORWARD ); | |
396 | ||
397 | /* | |
398 | // skl 14.05.2002 OCC55 + corrected 03.03.2004 | |
399 | Standard_Real dPreci = aSavPreci*aSavPreci; | |
400 | dPreci*=4; | |
401 | Standard_Real newpreci=dPreci; | |
402 | for(TopExp_Explorer exp(S,TopAbs_EDGE); exp.More(); exp.Next()) { | |
403 | TopoDS_Edge edge = TopoDS::Edge ( exp.Current() ); | |
404 | Standard_Real first,last; | |
405 | Handle(Geom_Curve) c3d = BRep_Tool::Curve(edge, first, last); | |
406 | if(!c3d.IsNull()) { | |
407 | Bnd_Box bb; | |
408 | bb.Add(c3d->Value(first)); | |
409 | bb.Add(c3d->Value(last)); | |
410 | bb.Add(c3d->Value((last+first)/2.)); | |
411 | Standard_Real x1,x2,y1,y2,z1,z2,size; | |
412 | bb.Get(x1,y1,z1,x2,y2,z2); | |
413 | size = (x2-x1)*(x2-x1) + (y2-y1)*(y2-y1) + (z2-z1)*(z2-z1); | |
414 | if(size<newpreci) newpreci=size; | |
415 | } | |
416 | } | |
417 | newpreci=sqrt(newpreci)/2.*1.00001; | |
418 | if( aSavPreci > newpreci && newpreci > Precision::Confusion()) { | |
419 | SetPrecision(newpreci); | |
420 | theAdvFixWire->SetPrecision(newpreci); | |
421 | } | |
422 | // end skl 14.05.2002 | |
423 | */ | |
424 | ||
425 | // skl 29.03.2010 (OCC21623) | |
426 | if( myAutoCorrectPrecisionMode ) { | |
427 | Standard_Real size = ShapeFix::LeastEdgeSize(S); | |
428 | Standard_Real newpreci = Min(aSavPreci,size/2.); | |
429 | newpreci = newpreci*1.00001; | |
430 | if( aSavPreci > newpreci && newpreci > Precision::Confusion()) { | |
431 | SetPrecision(newpreci); | |
432 | theAdvFixWire->SetPrecision(newpreci); | |
433 | } | |
434 | } | |
46aed280 | 435 | |
7fd59977 | 436 | isfixReorder = Standard_False; |
437 | for ( TopoDS_Iterator iter(S,Standard_False); iter.More(); iter.Next()) { | |
438 | if(iter.Value().ShapeType() != TopAbs_WIRE) { | |
439 | B.Add ( tmpFace, iter.Value() ); | |
440 | continue; | |
441 | } | |
442 | TopoDS_Wire wire = TopoDS::Wire ( iter.Value() ); | |
443 | theAdvFixWire->Load ( wire ); | |
444 | if(theAdvFixWire->NbEdges() == 0) { | |
445 | if(theAdvFixWire->WireData()->NbNonManifoldEdges()) | |
446 | B.Add ( tmpFace, wire ); | |
447 | else { | |
448 | fixed = Standard_True; | |
449 | myStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE5 ); | |
450 | } | |
451 | continue; | |
452 | } | |
453 | if ( theAdvFixWire->Perform() ) { | |
454 | //fixed = Standard_True; | |
d3c5411b | 455 | isfixReorder = (theAdvFixWire->StatusReorder(ShapeExtend_DONE) || isfixReorder); |
7fd59977 | 456 | fixed = (theAdvFixWire->StatusSmall(ShapeExtend_DONE) || |
457 | theAdvFixWire->StatusConnected(ShapeExtend_DONE) || | |
458 | theAdvFixWire->StatusEdgeCurves(ShapeExtend_DONE) || | |
0d4e3501 | 459 | theAdvFixWire->StatusNotches(ShapeExtend_DONE) || // CR0024983 |
fbf3becf | 460 | theAdvFixWire->StatusFixTails(ShapeExtend_DONE) || |
7fd59977 | 461 | theAdvFixWire->StatusDegenerated(ShapeExtend_DONE) || |
462 | theAdvFixWire->StatusClosed(ShapeExtend_DONE)); | |
463 | TopoDS_Wire w = theAdvFixWire->Wire(); | |
464 | if(fixed) { | |
465 | if ( ! Context().IsNull() ) Context()->Replace ( wire, w ); | |
466 | if(theAdvFixWire->NbEdges() == 0) { | |
467 | myStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE5 ); | |
468 | continue; | |
469 | } | |
470 | } | |
471 | else if(!wire.IsSame(w)) | |
472 | aMapReorderedWires.Bind(wire,w); | |
473 | ||
474 | wire = w; | |
475 | } | |
476 | B.Add ( tmpFace, wire ); | |
477 | // if ( theAdvFixWire->Status ( ShapeExtend_FAIL ) ) | |
478 | // myStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_FAIL1 ); | |
479 | } | |
480 | ||
481 | theAdvFixWire->FixLackingMode() = usFixLackingMode; | |
0d4e3501 | 482 | //theAdvFixWire->FixNotchedEdgesMode() = usFixNotchedEdgesMode; // CR0024983 |
7fd59977 | 483 | theAdvFixWire->FixSelfIntersectionMode() = usFixSelfIntersectionMode; |
484 | if ( ! myFwd ) tmpFace.Orientation ( TopAbs_REVERSED ); | |
485 | ||
486 | if ( fixed ) { | |
487 | //if ( ! myFwd ) tmpFace.Orientation ( TopAbs_REVERSED ); | |
488 | if ( ! Context().IsNull() ) Context()->Replace ( S, tmpFace ); | |
489 | //myFace = tmpFace; | |
490 | isReplaced = Standard_True; | |
7fd59977 | 491 | } |
673693f1 | 492 | if(fixed || isfixReorder) { |
7fd59977 | 493 | myFace = tmpFace; |
d3c5411b | 494 | if (!theAdvFixWire->StatusReorder(ShapeExtend_DONE5)) { |
495 | myStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE1 ); | |
496 | } | |
673693f1 | 497 | } |
7fd59977 | 498 | } |
499 | ||
500 | myResult = myFace; | |
501 | TopoDS_Shape savShape = myFace; //gka BUG 6555 | |
84dc990a S |
502 | |
503 | // Specific case for conic surfaces | |
504 | if ( NeedFix(myFixPeriodicDegenerated) ) | |
505 | this->FixPeriodicDegenerated(); | |
506 | ||
7fd59977 | 507 | // fix missing seam |
508 | if ( NeedFix ( myFixMissingSeamMode ) ) { | |
509 | if ( FixMissingSeam() ) { | |
510 | myStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE3 ); | |
511 | } | |
512 | } | |
513 | ||
514 | // cycle by all possible faces coming from FixMissingSeam | |
46aed280 | 515 | // each face is processed as if it was single |
7fd59977 | 516 | TopExp_Explorer exp(myResult,TopAbs_FACE); |
517 | for ( ; exp.More(); exp.Next() ) { | |
518 | myFace = TopoDS::Face ( exp.Current() ); | |
519 | Standard_Boolean NeedCheckSplitWire = Standard_False; | |
520 | ||
521 | // perform second part of fixes on wires | |
522 | if ( NeedFix ( myFixWireMode ) ) { | |
523 | theAdvFixWire->SetFace ( myFace ); | |
524 | ||
525 | Standard_Integer usFixSmallMode = theAdvFixWire->FixSmallMode(); | |
526 | Standard_Integer usFixConnectedMode = theAdvFixWire->FixConnectedMode(); | |
527 | Standard_Integer usFixEdgeCurvesMode =theAdvFixWire->FixEdgeCurvesMode(); | |
528 | Standard_Integer usFixDegeneratedMode = theAdvFixWire->FixDegeneratedMode(); | |
529 | theAdvFixWire->FixSmallMode() = Standard_False; | |
530 | theAdvFixWire->FixConnectedMode() = Standard_False; | |
531 | theAdvFixWire->FixEdgeCurvesMode() = Standard_False; | |
532 | theAdvFixWire->FixDegeneratedMode() = Standard_False; | |
533 | ||
534 | Standard_Boolean fixed = Standard_False; | |
535 | TopoDS_Shape S = myFace; | |
536 | if ( ! Context().IsNull() ) | |
537 | S = Context()->Apply ( myFace ); | |
538 | TopoDS_Shape emptyCopied = S.EmptyCopied(); | |
539 | TopoDS_Face tmpFace = TopoDS::Face(emptyCopied); | |
540 | tmpFace.Orientation ( TopAbs_FORWARD ); | |
541 | for ( TopoDS_Iterator iter(S,Standard_False); iter.More(); iter.Next()) { | |
542 | if(iter.Value().ShapeType() != TopAbs_WIRE) { | |
543 | B.Add ( tmpFace,iter.Value()); | |
544 | continue; | |
545 | } | |
546 | ||
547 | TopoDS_Wire wire = TopoDS::Wire ( iter.Value() ); | |
548 | theAdvFixWire->Load ( wire ); | |
549 | if(theAdvFixWire->NbEdges() == 0) { | |
550 | if(theAdvFixWire->WireData()->NbNonManifoldEdges()) | |
551 | B.Add ( tmpFace, wire ); | |
552 | else { | |
553 | fixed = Standard_True; | |
554 | myStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE5 ); | |
555 | } | |
556 | continue; | |
557 | } | |
558 | if ( theAdvFixWire->Perform() ) { | |
559 | isfixReorder = theAdvFixWire->StatusReorder(ShapeExtend_DONE); | |
fbf3becf | 560 | fixed = (theAdvFixWire->StatusLacking(ShapeExtend_DONE) || |
561 | theAdvFixWire->StatusSelfIntersection(ShapeExtend_DONE) || | |
562 | theAdvFixWire->StatusNotches(ShapeExtend_DONE) || | |
563 | theAdvFixWire->StatusFixTails(ShapeExtend_DONE)); | |
7fd59977 | 564 | TopoDS_Wire w = theAdvFixWire->Wire(); |
565 | if(fixed) { | |
566 | if ( ! Context().IsNull() ) Context()->Replace ( wire, w ); | |
567 | ||
568 | } | |
569 | else if(!wire.IsSame(w)) | |
570 | aMapReorderedWires.Bind(wire,w); | |
571 | ||
572 | wire = w; | |
573 | } | |
574 | if(theAdvFixWire->StatusRemovedSegment()) | |
575 | NeedCheckSplitWire = Standard_True; | |
576 | ||
577 | //fix for loop of wire | |
578 | TopTools_SequenceOfShape aLoopWires; | |
579 | if(NeedFix ( myFixLoopWiresMode) && FixLoopWire(aLoopWires)) { | |
999d2599 D |
580 | if (aLoopWires.Length() > 1) |
581 | SendWarning ( wire, Message_Msg ( "FixAdvFace.FixLoopWire.MSG0" ) );// Wire was splitted on several wires | |
7fd59977 | 582 | myStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE7 ); |
583 | fixed = Standard_True; | |
584 | Standard_Integer k=1; | |
585 | for( ; k <= aLoopWires.Length(); k++) | |
586 | B.Add (tmpFace,aLoopWires.Value(k)); | |
587 | } | |
588 | else | |
589 | B.Add ( tmpFace, wire ); | |
590 | } | |
591 | ||
592 | theAdvFixWire->FixSmallMode() = usFixSmallMode; | |
593 | theAdvFixWire->FixConnectedMode() = usFixConnectedMode; | |
594 | theAdvFixWire->FixEdgeCurvesMode() = usFixEdgeCurvesMode; | |
595 | theAdvFixWire->FixDegeneratedMode() = usFixDegeneratedMode; | |
596 | ||
597 | if ( fixed ) { | |
598 | if ( ! myFwd ) tmpFace.Orientation ( TopAbs_REVERSED ); | |
599 | if(!isReplaced && !aInitFace.IsSame(myResult) && ! Context().IsNull()) //gka 06.09.04 BUG 6555 | |
600 | Context()->Replace(aInitFace,savShape); | |
601 | if ( ! Context().IsNull() ) Context()->Replace ( S, tmpFace ); | |
602 | myFace = tmpFace; | |
603 | myStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE1 ); | |
604 | } | |
605 | } | |
606 | ||
607 | if(NeedCheckSplitWire) { | |
608 | // try to split wire - it is needed if some segments were removed | |
609 | // in ShapeFix_Wire::FixSelfIntersection() | |
610 | TopoDS_Shape S = myFace; | |
611 | if ( ! Context().IsNull() ) | |
612 | S = Context()->Apply ( myFace ); | |
613 | TopoDS_Shape emptyCopied = S.EmptyCopied(); | |
614 | TopoDS_Face tmpFace = TopoDS::Face(emptyCopied); | |
615 | tmpFace.Orientation ( TopAbs_FORWARD ); | |
616 | TopTools_SequenceOfShape aWires; | |
617 | Standard_Integer nbw=0; | |
618 | for ( TopoDS_Iterator iter(S,Standard_False); iter.More(); iter.Next()) { | |
619 | if(iter.Value().ShapeType() != TopAbs_WIRE) { | |
620 | B.Add (tmpFace,iter.Value()); | |
621 | continue; | |
622 | } | |
56084216 | 623 | if(iter.Value().Orientation() != TopAbs_FORWARD && |
7fd59977 | 624 | iter.Value().Orientation() != TopAbs_REVERSED) { |
625 | B.Add (tmpFace,TopoDS::Wire(iter.Value())); | |
626 | continue; | |
627 | } | |
628 | nbw++; | |
629 | TopoDS_Wire wire = TopoDS::Wire ( iter.Value() ); | |
fdabc211 | 630 | SplitWire(tmpFace,wire,aWires); |
7fd59977 | 631 | } |
632 | if(nbw<aWires.Length()) { | |
633 | for(Standard_Integer iw=1; iw<=aWires.Length(); iw++) | |
634 | B.Add (tmpFace,aWires.Value(iw)); | |
635 | if ( ! Context().IsNull() ) Context()->Replace ( S, tmpFace ); | |
636 | myStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE8 ); | |
637 | myFace = tmpFace; | |
638 | } | |
639 | } | |
640 | ||
641 | // fix intersecting wires | |
642 | if(FixWiresTwoCoincEdges()) | |
643 | myStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE7 ); | |
644 | if ( NeedFix ( myFixIntersectingWiresMode ) ) { | |
645 | if ( FixIntersectingWires() ) { | |
646 | myStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE6 ); | |
647 | } | |
648 | } | |
649 | ||
650 | // fix orientation | |
651 | TopTools_DataMapOfShapeListOfShape MapWires; | |
652 | MapWires.Clear(); | |
653 | if ( NeedFix ( myFixOrientationMode ) ) { | |
654 | if ( FixOrientation(MapWires) ) | |
655 | myStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE2 ); | |
656 | } | |
657 | ||
658 | BRepTools::Update(myFace); | |
659 | ||
660 | // fix natural bounds | |
661 | Standard_Boolean NeedSplit = Standard_True; | |
662 | if ( NeedFix ( myFixAddNaturalBoundMode ) ) { | |
663 | if ( FixAddNaturalBound() ) { | |
664 | NeedSplit = Standard_False; | |
665 | myStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE5 ); | |
666 | } | |
667 | } | |
668 | ||
669 | // split face | |
670 | if ( NeedFix ( myFixSplitFaceMode ) && NeedSplit && MapWires.Extent()>1 ) { | |
671 | if ( FixSplitFace(MapWires) ) | |
672 | myStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE8 ); | |
673 | } | |
674 | ||
675 | } | |
676 | ||
677 | //return the original preci | |
678 | SetPrecision(aSavPreci); | |
46aed280 | 679 | theAdvFixWire->SetPrecision(aSavPreci); |
7fd59977 | 680 | |
681 | // cycle by all possible faces coming from FixAddNaturalBound | |
682 | // each face is processed as if it was single | |
683 | for ( exp.Init(myResult,TopAbs_FACE); exp.More(); exp.Next() ) { | |
684 | myFace = TopoDS::Face ( exp.Current() ); | |
685 | ||
686 | // fix small-area wires | |
56a9db93 | 687 | if ( NeedFix ( myFixSmallAreaWireMode, Standard_False ) ) |
688 | { | |
689 | const Standard_Boolean isRemoveFace = NeedFix( myRemoveSmallAreaFaceMode, Standard_False ); | |
690 | if ( FixSmallAreaWire( isRemoveFace ) ) | |
691 | myStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE4 ); | |
7fd59977 | 692 | } |
693 | } | |
56a9db93 | 694 | |
7fd59977 | 695 | if ( ! Context().IsNull() ) { |
696 | if(Status ( ShapeExtend_DONE ) && !isReplaced && !aInitFace.IsSame(savShape)) | |
697 | { | |
698 | //gka fix in order to avoid lost messages (following OCC21771) | |
699 | if(aMapReorderedWires.Extent()) | |
700 | { | |
701 | TopoDS_Iterator aItW(aInitFace,Standard_False); | |
702 | for( ; aItW.More() ; aItW.Next()) | |
703 | { | |
704 | TopoDS_Shape aCurW = aItW.Value(); | |
705 | while(aMapReorderedWires.IsBound(aCurW)) | |
706 | { | |
707 | TopoDS_Shape aFixW = aMapReorderedWires.Find(aCurW); | |
708 | Context()->Replace(aCurW, aFixW); | |
709 | aCurW = aFixW; | |
710 | } | |
711 | } | |
712 | ||
713 | } | |
714 | Context()->Replace(aInitFace, savShape); | |
715 | } | |
716 | myResult = Context()->Apply ( aInitFace ); //gka 06.09.04 | |
717 | } | |
718 | else if(!Status ( ShapeExtend_DONE )) | |
719 | myResult = aInitFace; | |
720 | ||
721 | return Status ( ShapeExtend_DONE ); | |
722 | } | |
723 | ||
724 | //======================================================================= | |
725 | //function : Auxiliary functions | |
726 | //purpose : | |
727 | //======================================================================= | |
728 | ||
729 | // Shift all pcurves of edges in the given wire on the given face | |
730 | // to vector <vec> | |
731 | static void Shift2dWire(const TopoDS_Wire w, const TopoDS_Face f, | |
732 | const gp_Vec2d vec, | |
733 | const Handle(ShapeAnalysis_Surface)& mySurf, | |
734 | Standard_Boolean recompute3d = Standard_False) | |
735 | { | |
736 | gp_Trsf2d tr2d; | |
737 | tr2d.SetTranslation(vec.XY()); | |
738 | ShapeAnalysis_Edge sae; | |
739 | ShapeBuild_Edge sbe; | |
740 | BRep_Builder B; | |
741 | for (TopoDS_Iterator ei (w,Standard_False); ei.More(); ei.Next()){ | |
742 | TopoDS_Edge edge = TopoDS::Edge(ei.Value()); | |
743 | Handle (Geom2d_Curve) C2d; | |
744 | Standard_Real cf, cl; | |
745 | if ( ! sae.PCurve(edge, f, C2d, cf, cl, Standard_True) ) continue; | |
746 | C2d->Transform(tr2d); | |
747 | if ( recompute3d ) { | |
748 | // recompute 3d curve and vertex | |
749 | sbe.RemoveCurve3d ( edge ); | |
750 | sbe.BuildCurve3d ( edge ); | |
751 | B.UpdateVertex ( sae.FirstVertex(edge), mySurf->Value(C2d->Value(cf)), 0. ); | |
752 | } | |
753 | } | |
754 | } | |
755 | ||
756 | // Cut interval from the sequence of intervals | |
757 | static Standard_Boolean CutInterval (TColgp_SequenceOfPnt2d &intervals, | |
758 | const gp_Pnt2d &toAddI, | |
759 | const Standard_Real period) | |
760 | { | |
761 | if ( intervals.Length() <=0 ) return Standard_False; | |
762 | for ( Standard_Integer j=0; j <2; j++ ) { // try twice, align to bottom and to top | |
763 | for ( Standard_Integer i=1; i <= intervals.Length(); i++ ) { | |
764 | gp_Pnt2d interval = intervals(i); | |
765 | // ACIS907, OCC921 a054a.sat (face 124) | |
766 | Standard_Real shift = ShapeAnalysis::AdjustByPeriod ( ( j ? toAddI.X() : toAddI.Y() ), | |
767 | 0.5*( interval.X() + interval.Y() ),period); | |
768 | gp_Pnt2d toAdd ( toAddI.X() + shift, toAddI.Y() + shift ); | |
769 | if ( toAdd.Y() <= interval.X() || toAdd.X() >= interval.Y() ) continue; | |
770 | if ( toAdd.X() > interval.X() ) { | |
771 | if ( toAdd.Y() < interval.Y() ) { | |
772 | intervals.InsertBefore ( i, interval ); | |
773 | intervals.ChangeValue(i+1).SetX ( toAdd.Y() ); // i++... | |
774 | } | |
775 | intervals.ChangeValue(i).SetY ( toAdd.X() ); | |
776 | } | |
777 | else if ( toAdd.Y() < interval.Y() ) { | |
778 | intervals.ChangeValue(i).SetX ( toAdd.Y() ); | |
779 | } | |
780 | else intervals.Remove ( i-- ); | |
781 | } | |
782 | } | |
783 | return Standard_True; | |
784 | } | |
785 | ||
786 | // Find middle of the biggest interval | |
787 | static Standard_Real FindBestInterval (TColgp_SequenceOfPnt2d &intervals) | |
788 | { | |
789 | Standard_Real shift = 0., max = -1.; | |
790 | for ( Standard_Integer i=1; i <= intervals.Length(); i++ ) { | |
791 | gp_Pnt2d interval = intervals(i); | |
792 | if ( interval.Y() - interval.X() <= max ) continue; | |
793 | max = interval.Y() - interval.X(); | |
794 | shift = interval.X() + 0.5 * max; | |
795 | } | |
796 | return shift; | |
797 | } | |
798 | ||
799 | //======================================================================= | |
800 | //function : FixAddNaturalBound | |
801 | //purpose : | |
802 | //======================================================================= | |
803 | // Detect missing natural bounary on spherical surfaces and add it if | |
804 | // necessary | |
805 | //pdn 981202: add natural bounds if missing (on sphere only) | |
806 | //:abv 28.08.01: rewritten and extended for toruses | |
807 | ||
808 | Standard_Boolean ShapeFix_Face::FixAddNaturalBound() | |
809 | { | |
810 | if ( ! Context().IsNull() ) { | |
811 | TopoDS_Shape S = Context()->Apply ( myFace ); | |
812 | myFace = TopoDS::Face ( S ); | |
813 | } | |
814 | ||
815 | // collect wires in sequence | |
816 | TopTools_SequenceOfShape ws; | |
817 | TopTools_SequenceOfShape vs; | |
818 | TopoDS_Iterator wi (myFace,Standard_False); | |
819 | for ( ; wi.More(); wi.Next()) { | |
820 | if(wi.Value().ShapeType() == TopAbs_WIRE && | |
821 | (wi.Value().Orientation() == TopAbs_FORWARD || wi.Value().Orientation() == TopAbs_REVERSED)) | |
822 | ws.Append (wi.Value()); | |
823 | else | |
824 | vs.Append(wi.Value()); | |
825 | } | |
826 | ||
46aed280 | 827 | // deal with the case of an empty face: just create a new face by a standard tool |
828 | if (ws.IsEmpty() && !IsSurfaceUVInfinite (mySurf->Surface())) | |
829 | { | |
830 | BRepBuilderAPI_MakeFace aFaceBuilder (mySurf->Surface(), Precision::Confusion()); | |
831 | ||
832 | TopoDS_Face aNewFace = aFaceBuilder.Face(); | |
833 | aNewFace.Orientation (myFace.Orientation()); | |
834 | ||
835 | if ( ! Context().IsNull() ) | |
836 | Context()->Replace (myFace, aNewFace); | |
837 | ||
838 | // taking into account orientation | |
839 | myFace = aNewFace; | |
7fd59977 | 840 | |
841 | //gka 11.01.99 file PRO7755.stp entity #2018 surface #1895: error BRepLib_MakeFace func IsDegenerated | |
842 | Handle(ShapeFix_Edge) sfe = myFixWire->FixEdgeTool(); | |
843 | for (TopExp_Explorer Eed (myFace, TopAbs_EDGE); Eed.More(); Eed.Next()) { | |
844 | TopoDS_Edge edg = TopoDS::Edge (Eed.Current()); | |
845 | sfe->FixVertexTolerance(edg); | |
846 | } | |
847 | ||
848 | // B.UpdateFace (myFace,myPrecision); | |
999d2599 | 849 | SendWarning ( myFace, Message_Msg ( "FixAdvFace.FixOrientation.MSG0" ) );// Face created with natural bounds |
7fd59977 | 850 | BRepTools::Update(myFace); |
46aed280 | 851 | myResult = myFace; |
7fd59977 | 852 | return Standard_True; |
853 | } | |
46aed280 | 854 | |
855 | // check if surface is double-closed and fix is needed | |
856 | if ( !IsSurfaceUVPeriodic (mySurf->Surface()) || ShapeAnalysis::IsOuterBound (myFace) ) | |
7fd59977 | 857 | return Standard_False; |
858 | ||
859 | // Collect informations on free intervals in U and V | |
860 | TColgp_SequenceOfPnt2d intU, intV, centers; | |
861 | Standard_Real SUF, SUL, SVF, SVL; | |
862 | mySurf->Bounds(SUF, SUL, SVF, SVL); | |
863 | intU.Append ( gp_Pnt2d(SUF, SUL) ); | |
864 | intV.Append ( gp_Pnt2d(SVF, SVL) ); | |
865 | Standard_Integer nb = ws.Length(); | |
866 | Standard_Integer i; | |
867 | for ( i=1; i <= nb; i ++) { | |
868 | Standard_Real Umin, Vmin, Umax, Vmax; | |
869 | // Bnd_Box2d B; | |
870 | TopoDS_Wire aw = TopoDS::Wire (ws.Value(i)); | |
871 | // PTV 01.11.2002 ACIS907, OCC921 begin | |
872 | // BRepTools::AddUVBounds(myFace,aw,B); | |
873 | // B.Get(Umin, Vmin, Umax, Vmax); | |
874 | TopoDS_Face aWireFace = TopoDS::Face( myFace.EmptyCopied() ); | |
875 | BRep_Builder aB; | |
876 | aB.Add( aWireFace, aw ); | |
877 | ShapeAnalysis::GetFaceUVBounds(aWireFace, Umin, Umax, Vmin, Vmax); | |
878 | // PTV 01.11.2002 ACIS907, OCC921 end | |
879 | if ( mySurf->IsUClosed() ) CutInterval ( intU, gp_Pnt2d(Umin,Umax), SUL-SUF ); | |
880 | if ( mySurf->IsVClosed() ) CutInterval ( intV, gp_Pnt2d(Vmin,Vmax), SVL-SVF ); | |
881 | centers.Append ( gp_Pnt2d ( 0.5*(Umin+Umax), 0.5*(Vmin+Vmax) ) ); | |
882 | } | |
883 | ||
884 | // find best interval and thus compute shift | |
885 | gp_Pnt2d shift(0.,0.); | |
886 | if ( mySurf->IsUClosed() ) shift.SetX ( FindBestInterval ( intU ) ); | |
887 | if ( mySurf->IsVClosed() ) shift.SetY ( FindBestInterval ( intV ) ); | |
888 | ||
889 | // Adjust all other wires to be inside outer one | |
890 | gp_Pnt2d center ( shift.X() + 0.5*(SUL-SUF), shift.Y() + 0.5*(SVL-SVF) ); | |
891 | for ( i=1; i <= nb; i++ ) { | |
892 | TopoDS_Wire wire = TopoDS::Wire (ws.Value(i)); | |
893 | gp_Pnt2d sh(0.,0.); | |
894 | if ( mySurf->IsUClosed() ) | |
895 | sh.SetX ( ShapeAnalysis::AdjustByPeriod ( centers(i).X(), center.X(), SUL-SUF ) ); | |
896 | if ( mySurf->IsVClosed() ) | |
897 | sh.SetY ( ShapeAnalysis::AdjustByPeriod ( centers(i).Y(), center.Y(), SVL-SVF ) ); | |
898 | Shift2dWire ( wire, myFace, sh.XY(), mySurf ); | |
899 | } | |
900 | ||
901 | // Create naturally bounded surface and add that wire to sequence | |
902 | /* variant 1 | |
903 | // Create fictive grid and call ComposeShell | |
904 | Handle(Geom_RectangularTrimmedSurface) RTS = | |
905 | new Geom_RectangularTrimmedSurface ( mySurf->Surface(), SUF+shift.X(), SUL+shift.X(), | |
906 | SVF+shift.Y(), SVL+shift.Y() ); | |
907 | Handle(TColGeom_HArray2OfSurface) grid = new TColGeom_HArray2OfSurface ( 1, 1, 1, 1 ); | |
908 | grid->SetValue ( 1, 1, RTS ); | |
909 | Handle(ShapeExtend_CompositeSurface) G = new ShapeExtend_CompositeSurface ( grid ); | |
910 | TopLoc_Location L; | |
911 | ||
912 | ShapeFix_ComposeShell CompShell; | |
913 | CompShell.Init ( G, L, myFace, ::Precision::Confusion() ); | |
914 | CompShell.ClosedMode() = Standard_True; | |
915 | CompShell.NaturalBoundMode() = Standard_True; | |
916 | CompShell.SetContext( Context() ); | |
917 | CompShell.SetMaxTolerance(MaxTolerance()); | |
918 | CompShell.Perform(); | |
919 | TopoDS_Shape res = CompShell.Result(); | |
920 | ||
921 | Context()->Replace ( myFace, res ); | |
922 | for (TopExp_Explorer exp ( res, TopAbs_FACE ); exp.More(); exp.Next() ) { | |
923 | myFace = TopoDS::Face ( exp.Current() ); | |
924 | BRepTools::Update(myFace); //:p4 | |
925 | } | |
926 | myResult = Context()->Apply ( myResult ); | |
927 | */ | |
928 | /* variant 2 */ | |
929 | TopLoc_Location L; | |
930 | Handle(Geom_Surface) surf = BRep_Tool::Surface ( myFace, L ); | |
1c72dff6 | 931 | BRepBuilderAPI_MakeFace mf (surf, Precision::Confusion()); |
7fd59977 | 932 | TopoDS_Face ftmp = mf.Face(); |
933 | ftmp.Location ( L ); | |
934 | for (wi.Initialize (ftmp,Standard_False); wi.More(); wi.Next()) { | |
935 | if(wi.Value().ShapeType() != TopAbs_WIRE) | |
936 | continue; | |
937 | TopoDS_Wire wire = TopoDS::Wire ( wi.Value() ); | |
938 | ws.Append ( wire ); | |
939 | if ( shift.XY().Modulus() < ::Precision::PConfusion() ) continue; | |
940 | Shift2dWire ( wire, myFace, shift.XY(), mySurf, Standard_True ); | |
941 | } | |
942 | ||
943 | // Fix possible case on sphere when gap contains degenerated edge | |
944 | // and thus has a common part with natural boundary | |
945 | // Such hole should be merged with boundary | |
946 | if ( mySurf->Adaptor3d()->GetType() == GeomAbs_Sphere && | |
947 | ws.Length() == nb+1 ) { | |
948 | Handle(ShapeExtend_WireData) bnd = | |
949 | new ShapeExtend_WireData ( TopoDS::Wire ( ws.Last() ) ); | |
950 | // code to become separate method FixTouchingWires() | |
951 | for ( i=1; i <= nb; i++ ) { | |
952 | Handle(ShapeExtend_WireData) sbwd = | |
953 | new ShapeExtend_WireData ( TopoDS::Wire ( ws.Value(i) ) ); | |
954 | for (Standard_Integer j=1; j <= sbwd->NbEdges(); j++ ) { | |
955 | if ( ! BRep_Tool::Degenerated ( sbwd->Edge(j) ) ) continue; | |
956 | // find corresponding place in boundary | |
957 | ShapeAnalysis_Edge sae; | |
958 | TopoDS_Vertex V = sae.FirstVertex ( sbwd->Edge(j) ); | |
959 | Standard_Integer k; | |
960 | for ( k=1; k <= bnd->NbEdges(); k++ ) { | |
961 | if ( ! BRep_Tool::Degenerated ( bnd->Edge(k) ) ) continue; | |
962 | if ( BRepTools::Compare ( V, sae.FirstVertex ( bnd->Edge(k) ) ) ) break; | |
963 | } | |
964 | if ( k > bnd->NbEdges() ) continue; | |
965 | // and insert hole to that place | |
966 | BRep_Builder B; | |
967 | B.Degenerated ( sbwd->Edge(j), Standard_False ); | |
968 | B.Degenerated ( bnd->Edge(k), Standard_False ); | |
969 | sbwd->SetLast ( j ); | |
970 | bnd->Add ( sbwd, k+1 ); | |
971 | ws.Remove ( i-- ); | |
972 | nb--; | |
973 | myFixWire->SetFace ( myFace ); | |
974 | myFixWire->Load ( bnd ); | |
975 | myFixWire->FixConnected(); | |
976 | myFixWire->FixDegenerated(); | |
977 | ws.SetValue ( ws.Length(), bnd->Wire() ); | |
978 | break; | |
979 | } | |
980 | } | |
981 | } | |
982 | ||
983 | // Create resulting face | |
984 | BRep_Builder B; | |
985 | TopoDS_Shape S = myFace.EmptyCopied(); | |
986 | S.Orientation ( TopAbs_FORWARD ); | |
987 | for ( i = 1; i <= ws.Length(); i++ ) B.Add ( S, ws.Value(i) ); | |
988 | for ( i = 1; i <= vs.Length(); i++ ) B.Add ( S, vs.Value(i) ); | |
989 | if ( ! myFwd ) S.Orientation (TopAbs_REVERSED); | |
990 | if ( ! Context().IsNull() ) Context()->Replace ( myFace, S ); | |
991 | myFace = TopoDS::Face ( S ); | |
992 | BRepTools::Update(myFace); | |
993 | ||
994 | /**/ | |
0797d9d3 | 995 | #ifdef OCCT_DEBUG |
7fd59977 | 996 | cout<<"Natural bound on sphere or torus with holes added"<<endl; // mise au point ! |
997 | #endif | |
999d2599 | 998 | SendWarning ( myFace, Message_Msg ( "FixAdvFace.FixOrientation.MSG0" ) );// Face created with natural bounds |
7fd59977 | 999 | return Standard_True; |
1000 | } | |
1001 | ||
1002 | ||
1003 | //======================================================================= | |
1004 | //function : FixOrientation | |
1005 | //purpose : | |
1006 | //======================================================================= | |
1007 | ||
1008 | Standard_Boolean ShapeFix_Face::FixOrientation() | |
1009 | { | |
1010 | TopTools_DataMapOfShapeListOfShape MapWires; | |
1011 | MapWires.Clear(); | |
1012 | return FixOrientation(MapWires); | |
1013 | } | |
1014 | ||
1015 | ||
1016 | //======================================================================= | |
1017 | //function : FixOrientation | |
1018 | //purpose : | |
1019 | //======================================================================= | |
1020 | ||
1021 | Standard_Boolean ShapeFix_Face::FixOrientation(TopTools_DataMapOfShapeListOfShape &MapWires) | |
1022 | { | |
1023 | Standard_Boolean done = Standard_False; | |
1024 | ||
1025 | if ( ! Context().IsNull() ) { | |
1026 | TopoDS_Shape S = Context()->Apply ( myFace ); | |
1027 | myFace = TopoDS::Face ( S ); | |
1028 | } | |
1029 | TopTools_SequenceOfShape ws; | |
1030 | TopTools_SequenceOfShape allSubShapes; | |
1031 | // smh: BUC60810 : protection against very small wires (one-edge, null-length) | |
1032 | TopTools_SequenceOfShape VerySmallWires; | |
1033 | for ( TopoDS_Iterator wi (myFace,Standard_False); wi.More(); wi.Next()) { | |
1034 | if(wi.Value().ShapeType() == TopAbs_VERTEX || | |
1035 | (wi.Value().Orientation() != TopAbs_FORWARD && | |
1036 | wi.Value().Orientation() != TopAbs_REVERSED)) { | |
1037 | allSubShapes.Append (wi.Value()); | |
1038 | //ws.Append (wi.Value()); | |
1039 | continue; | |
1040 | } | |
1041 | ||
46aed280 | 1042 | TopoDS_Iterator ei (wi.Value(),Standard_False); |
7fd59977 | 1043 | TopoDS_Edge anEdge; |
1044 | Standard_Real length = RealLast(); | |
1045 | if ( ei.More() ) { | |
1046 | anEdge = TopoDS::Edge(ei.Value()); | |
1047 | ei.Next(); | |
1048 | if ( ! ei.More() ) { | |
1049 | length = 0; | |
1050 | Standard_Real First, Last; | |
1051 | Handle(Geom_Curve) c3d; | |
1052 | ShapeAnalysis_Edge sae; | |
1053 | if ( sae.Curve3d(anEdge,c3d,First,Last) ) { | |
1054 | gp_Pnt pntIni = c3d->Value(First); | |
1055 | gp_XYZ prev; | |
1056 | prev = pntIni.XYZ(); | |
1057 | Standard_Integer NbControl = 10; | |
1058 | for ( Standard_Integer j = 1; j < NbControl; j++) { | |
1059 | Standard_Real prm = ((NbControl-1-j)*First + j*Last)/(NbControl-1); | |
1060 | gp_Pnt pntCurr = c3d->Value(prm); | |
1061 | gp_XYZ curr = pntCurr.XYZ(); | |
1062 | gp_XYZ delta = curr - prev; | |
1063 | length += delta.Modulus(); | |
1064 | prev = curr; | |
1065 | } | |
1066 | } | |
1067 | } | |
1068 | } | |
1069 | else length = 0; | |
1070 | if (length > ::Precision::Confusion()) { | |
1071 | ws.Append (wi.Value()); | |
1072 | allSubShapes.Append (wi.Value()); | |
1073 | } | |
1074 | else VerySmallWires.Append (wi.Value()); | |
1075 | } | |
1076 | if ( VerySmallWires.Length() >0 ) done = Standard_True; | |
1077 | ||
1078 | Standard_Integer nb = ws.Length(); | |
1079 | Standard_Integer nbAll = allSubShapes.Length(); | |
1080 | BRep_Builder B; | |
1081 | ||
1082 | // if no wires, just do nothing | |
1083 | if ( nb <= 0) return Standard_False; | |
1084 | Standard_Integer nbInternal=0; | |
1085 | Standard_Boolean isAddNaturalBounds = (NeedFix (myFixAddNaturalBoundMode) && | |
46aed280 | 1086 | IsSurfaceUVPeriodic (mySurf->Surface())); |
7fd59977 | 1087 | TColStd_SequenceOfInteger aSeqReversed; |
1088 | // if wire is only one, check its orientation | |
1089 | if ( nb == 1 ) { | |
1090 | // skl 12.04.2002 for cases with nbwires>1 (VerySmallWires>1) | |
1091 | // make face with only one wire (ws.Value(1)) | |
1092 | TopoDS_Shape dummy = myFace.EmptyCopied(); | |
1093 | TopoDS_Face af = TopoDS::Face ( dummy ); | |
1094 | af.Orientation ( TopAbs_FORWARD ); | |
1095 | B.Add (af,ws.Value(1)); | |
46aed280 | 1096 | if ((myFixAddNaturalBoundMode != Standard_True || //: abv 29.08.01: Spatial_firex_lofting.sat |
1097 | !IsSurfaceUVPeriodic (mySurf->Surface()) ) && | |
1098 | !ShapeAnalysis::IsOuterBound (af) ) | |
1099 | { | |
7fd59977 | 1100 | Handle(ShapeExtend_WireData) sbdw = |
1101 | new ShapeExtend_WireData (TopoDS::Wire(ws.Value(1))); | |
1102 | sbdw->Reverse ( myFace ); | |
1103 | ws.SetValue ( 1, sbdw->Wire() ); | |
999d2599 | 1104 | SendWarning ( sbdw->Wire(), Message_Msg ( "FixAdvFace.FixOrientation.MSG5" ) );// Wire on face was reversed |
7fd59977 | 1105 | done = Standard_True; |
0797d9d3 | 1106 | #ifdef OCCT_DEBUG |
7fd59977 | 1107 | cout<<"Wire reversed"<<endl; // mise au point ! |
1108 | #endif | |
1109 | } | |
1110 | } | |
1111 | // in case of several wires, perform complex analysis | |
1112 | // ATTENTION ESSAI | |
1113 | // Plusieurs wires : orientations relatives | |
1114 | // Chaque wire doit "contenir" tous les autres | |
1115 | // Evidemment, en cas de peau de leopard, il peut y avoir probleme | |
1116 | else { | |
1117 | // On prend chaque wire (NB: pcurves presentes !) | |
1118 | // En principe on devrait rejeter les wires non fermes (cf couture manque ?) | |
1119 | // On le classe par rapport aux autres, qui doivent tous etre, soit IN soit | |
1120 | // OUT. Sinon il y a imbrication -> SDB. Si IN, OK, si OUT on inverse | |
1121 | // (nb : ici pas myClos donc pas de pb de couture) | |
1122 | // Si au moins une inversion, il faut refaire la face (cf myRebil) | |
1123 | ||
1124 | //:94 abv 30 Jan 98: calculate parametric precision | |
1125 | ||
1126 | // GeomAdaptor_Surface& Ads = mySurf->Adaptor3d()->ChangeSurface(); | |
1127 | // Standard_Real toluv = Min ( Ads.UResolution(Precision()), Ads.VResolution(Precision()) ); | |
1128 | Standard_Boolean uclosed = mySurf->IsUClosed(); | |
1129 | Standard_Boolean vclosed = mySurf->IsVClosed(); | |
1130 | Standard_Real SUF, SUL, SVF, SVL; | |
1131 | mySurf->Bounds(SUF, SUL, SVF, SVL); | |
1ee621b6 | 1132 | Standard_Real uRange = SUL - SUF; |
1133 | Standard_Real vRange = SVL - SVF; | |
7fd59977 | 1134 | |
1135 | TopTools_DataMapOfShapeListOfShape MW; | |
1136 | TopTools_DataMapOfShapeInteger SI; | |
1137 | TopTools_MapOfShape MapIntWires; | |
1138 | MW.Clear(); | |
1139 | SI.Clear(); | |
1140 | MapIntWires.Clear(); | |
1141 | Standard_Integer NbOuts=0; | |
1142 | Standard_Integer i; | |
1ee621b6 | 1143 | |
1144 | NCollection_Array1<Bnd_Box2d> aWireBoxes(1, nb); | |
1145 | Standard_Real uMiddle = 0, vMiddle = 0; | |
1146 | Standard_Boolean isFirst = Standard_True; | |
1147 | //create Bounding boxes for each wire | |
1148 | for ( i = 1; i <= nb; i ++) { | |
1149 | TopoDS_Shape aShape = ws.Value(i); | |
1150 | TopoDS_Wire aWire = TopoDS::Wire (aShape); | |
1151 | Bnd_Box2d aBox; | |
1152 | Standard_Real cf,cl; | |
1153 | TopoDS_Iterator ew (aWire); | |
1154 | for(;ew.More(); ew.Next()) { | |
1155 | TopoDS_Edge ed = TopoDS::Edge (ew.Value()); | |
1156 | Handle(Geom2d_Curve) cw = BRep_Tool::CurveOnSurface (ed,myFace,cf,cl); | |
1157 | Geom2dAdaptor_Curve gac; | |
1158 | Standard_Real aFirst = cw->FirstParameter(); | |
1159 | Standard_Real aLast = cw->LastParameter(); | |
1160 | if(cw->IsKind(STANDARD_TYPE(Geom2d_BSplineCurve)) && (cf < aFirst || cl > aLast)) { | |
1161 | //avoiding problems with segment in Bnd_Box | |
1162 | gac.Load(cw); | |
1163 | } | |
1164 | else | |
1165 | gac.Load(cw,cf,cl); | |
1166 | BndLib_Add2dCurve::Add(gac,::Precision::Confusion(),aBox); | |
1167 | } | |
1168 | ||
1169 | Standard_Real aXMin, aXMax, aYMin, aYMax; | |
1170 | aBox.Get(aXMin, aYMin, aXMax, aYMax); | |
1171 | if (isFirst) { | |
1172 | isFirst = Standard_False; | |
1173 | uMiddle = (aXMin + aXMax) * 0.5; | |
1174 | vMiddle = (aYMin + aYMax) * 0.5; | |
1175 | } | |
1176 | else { | |
1177 | Standard_Real xShift = 0, yShift = 0; | |
1178 | if ( mySurf->IsUClosed() ) | |
1179 | xShift = ShapeAnalysis::AdjustByPeriod ( 0.5*(aXMin + aXMax), uMiddle, uRange ); | |
1180 | if ( mySurf->IsVClosed() ) | |
1181 | yShift = ShapeAnalysis::AdjustByPeriod ( 0.5*(aYMin + aYMax), vMiddle, vRange ) ; | |
1182 | aBox.Update(aXMin + xShift, aYMin + yShift, aXMax + xShift, aYMax + yShift); | |
1183 | } | |
1184 | aWireBoxes.ChangeValue(i) = aBox; | |
1185 | } | |
7fd59977 | 1186 | |
1187 | for ( i = 1; i <= nb; i ++) { | |
1188 | TopoDS_Shape asw = ws.Value(i); | |
1189 | TopoDS_Wire aw = TopoDS::Wire (asw); | |
1ee621b6 | 1190 | Bnd_Box2d aBox1 = aWireBoxes.Value(i); |
7fd59977 | 1191 | TopoDS_Shape dummy = myFace.EmptyCopied(); |
1192 | TopoDS_Face af = TopoDS::Face ( dummy ); | |
1193 | // B.MakeFace (af,mySurf->Surface(),::Precision::Confusion()); | |
1194 | af.Orientation ( TopAbs_FORWARD ); | |
1195 | B.Add (af,aw); | |
1196 | // PTV OCC945 06.11.2002 files ie_exhaust-A.stp (entities 3782, 3787) | |
1197 | // tolerance is too big. It is seems that to identify placement of 2d point | |
1198 | // it is enough Precision::PConfusion(), cause wea re know that 2d point in TopAbs_ON | |
1199 | // BRepTopAdaptor_FClass2d clas (af,toluv); | |
1200 | Standard_Boolean CheckShift = Standard_True; | |
1201 | BRepTopAdaptor_FClass2d clas (af,::Precision::PConfusion()); | |
1202 | TopAbs_State sta = TopAbs_OUT; | |
1203 | TopAbs_State staout = clas.PerformInfinitePoint(); | |
1204 | TopTools_ListOfShape IntWires; | |
1ee621b6 | 1205 | Standard_Integer aWireIt = 0; |
7fd59977 | 1206 | for ( Standard_Integer j = 1; j <= nbAll; j ++) { |
1ee621b6 | 1207 | aWireIt++; |
7fd59977 | 1208 | //if(i==j) continue; |
1209 | TopoDS_Shape aSh2 = allSubShapes.Value(j); | |
1210 | if(aw == aSh2) | |
1211 | continue; | |
1212 | TopAbs_State stb = TopAbs_UNKNOWN; | |
1213 | if(aSh2.ShapeType() == TopAbs_VERTEX) { | |
1ee621b6 | 1214 | aWireIt--; |
7fd59977 | 1215 | gp_Pnt aP = BRep_Tool::Pnt(TopoDS::Vertex(aSh2)); |
1216 | gp_Pnt2d p2d = mySurf->ValueOfUV(aP,Precision::Confusion()); | |
1217 | stb = clas.Perform (p2d,Standard_False); | |
1218 | if(stb == staout && (uclosed || vclosed)) { | |
1219 | gp_Pnt2d p2d1; | |
1220 | if(uclosed) { | |
1ee621b6 | 1221 | p2d1.SetCoord(p2d.X()+uRange, p2d.Y()); |
7fd59977 | 1222 | stb = clas.Perform (p2d1,Standard_False); |
1223 | ||
1224 | } | |
1225 | if(stb == staout && vclosed) { | |
1ee621b6 | 1226 | p2d1.SetCoord(p2d.X(), p2d.Y()+ vRange); |
7fd59977 | 1227 | stb = clas.Perform (p2d1,Standard_False); |
1228 | } | |
1229 | } | |
1230 | } | |
1231 | else if (aSh2.ShapeType() == TopAbs_WIRE) { | |
1232 | CheckShift = Standard_True; | |
1233 | TopoDS_Wire bw = TopoDS::Wire (aSh2); | |
1ee621b6 | 1234 | //Standard_Integer numin =0; |
1235 | Bnd_Box2d aBox2 = aWireBoxes.Value(aWireIt); | |
1236 | if (aBox2.IsOut(aBox1)) | |
1237 | continue; | |
1238 | ||
7fd59977 | 1239 | TopoDS_Iterator ew (bw); |
1240 | for(;ew.More(); ew.Next()) { | |
1241 | TopoDS_Edge ed = TopoDS::Edge (ew.Value()); | |
1242 | Standard_Real cf,cl; | |
1243 | Handle(Geom2d_Curve) cw = BRep_Tool::CurveOnSurface (ed,myFace,cf,cl); | |
1244 | if (cw.IsNull()) continue; | |
1245 | gp_Pnt2d unp = cw->Value ((cf+cl)/2.); | |
1246 | TopAbs_State ste = clas.Perform (unp,Standard_False); | |
1247 | if( ste==TopAbs_OUT || ste==TopAbs_IN ) { | |
1248 | if(stb==TopAbs_UNKNOWN) { | |
1249 | stb = ste; | |
1250 | } | |
1251 | else { | |
1252 | if(!(stb==ste)) { | |
1253 | sta = TopAbs_UNKNOWN; | |
1254 | SI.Bind(aw,0); | |
1255 | j=nb; | |
1256 | break; | |
1257 | } | |
1258 | } | |
1259 | } | |
1260 | ||
1261 | Standard_Boolean found = Standard_False; | |
1262 | gp_Pnt2d unp1; | |
1263 | if( stb == staout && CheckShift ) { | |
1264 | CheckShift = Standard_False; | |
1265 | if(uclosed) { | |
1ee621b6 | 1266 | unp1.SetCoord(unp.X()+uRange, unp.Y()); |
7fd59977 | 1267 | found = (staout != clas.Perform (unp1,Standard_False)); |
1268 | if(!found) { | |
1ee621b6 | 1269 | unp1.SetX(unp.X()-uRange); |
7fd59977 | 1270 | found = (staout != clas.Perform (unp1,Standard_False)); |
1271 | } | |
1272 | } | |
1273 | if(vclosed&&!found) { | |
1ee621b6 | 1274 | unp1.SetCoord(unp.X(), unp.Y()+vRange); |
7fd59977 | 1275 | found = (staout != clas.Perform (unp1,Standard_False)); |
1276 | if(!found) { | |
1ee621b6 | 1277 | unp1.SetY(unp.Y()-vRange); |
7fd59977 | 1278 | found = (staout != clas.Perform (unp1,Standard_False)); |
1279 | } | |
1280 | } | |
94f71cad | 1281 | // Additional check of diagonal steps for toroidal surfaces |
1282 | if (!found && uclosed && vclosed) | |
1283 | { | |
1284 | for (Standard_Real dX = -1.0; dX <= 1.0 && !found; dX += 2.0) | |
1285 | for (Standard_Real dY = -1.0; dY <= 1.0 && !found; dY += 2.0) | |
1286 | { | |
1287 | unp1.SetCoord(unp.X() + uRange * dX, unp.Y() + vRange * dY); | |
1288 | found = (staout != clas.Perform(unp1, Standard_False)); | |
1289 | } | |
1290 | } | |
7fd59977 | 1291 | } |
1292 | if(found) { | |
1293 | if(stb==TopAbs_IN) stb = TopAbs_OUT; | |
1294 | else stb = TopAbs_IN; | |
1295 | Shift2dWire(bw,myFace,unp1.XY()-unp.XY(), mySurf); | |
1296 | } | |
1297 | } | |
1298 | } | |
1299 | if(stb==staout) { | |
1300 | sta = TopAbs_IN; | |
1301 | } | |
1302 | else { | |
1303 | IntWires.Append(aSh2); | |
1304 | MapIntWires.Add(aSh2); | |
1305 | } | |
1306 | } | |
1307 | ||
1308 | if (sta == TopAbs_UNKNOWN) { // ERREUR | |
999d2599 | 1309 | SendWarning ( aw, Message_Msg ( "FixAdvFace.FixOrientation.MSG11" ) );// Cannot orient wire |
7fd59977 | 1310 | } |
1311 | else { | |
1312 | MW.Bind(aw,IntWires); | |
1313 | if(sta==TopAbs_OUT) { | |
1314 | NbOuts++; | |
1315 | if(staout==TopAbs_IN) { | |
1316 | // wire is OUT but InfinitePoint is IN => need to reverse | |
1317 | ShapeExtend_WireData sewd (aw); | |
1318 | sewd.Reverse(myFace); | |
1319 | ws.SetValue (i,sewd.Wire()); | |
999d2599 | 1320 | SendWarning ( sewd.Wire(), Message_Msg ( "FixAdvFace.FixOrientation.MSG5" ) );// Wire on face was reversed |
7fd59977 | 1321 | aSeqReversed.Append(i); |
1322 | done = Standard_True; | |
1323 | SI.Bind(ws.Value(i),1); | |
1324 | MapWires.Bind(ws.Value(i),IntWires); | |
1325 | } | |
1326 | else { | |
1327 | SI.Bind(aw,1); | |
1328 | MapWires.Bind(aw,IntWires); | |
1329 | } | |
1330 | } | |
1331 | else { | |
1332 | if(staout==TopAbs_OUT) SI.Bind(aw,2); | |
1333 | else SI.Bind(aw,3); | |
1334 | } | |
1335 | } | |
1336 | ||
1337 | } | |
1338 | ||
1339 | for(i=1; i<=nb; i++) { | |
1340 | TopoDS_Wire aw = TopoDS::Wire (ws.Value(i)); | |
1341 | Standard_Integer tmpi = SI.Find(aw); | |
1342 | if(tmpi>1) { | |
1343 | if(!MapIntWires.Contains(aw)) { | |
1344 | NbOuts++; | |
1345 | const TopTools_ListOfShape& IW = MW.Find(aw); | |
1346 | if(tmpi==3) { | |
1347 | // wire is OUT but InfinitePoint is IN => need to reverse | |
1348 | ShapeExtend_WireData sewd (aw); | |
1349 | sewd.Reverse(myFace); | |
1350 | ws.SetValue (i,sewd.Wire()); | |
999d2599 | 1351 | SendWarning ( sewd.Wire(), Message_Msg ( "FixAdvFace.FixOrientation.MSG5" ) );// Wire on face was reversed |
7fd59977 | 1352 | aSeqReversed.Append(i); |
1353 | done = Standard_True; | |
1354 | MapWires.Bind(ws.Value(i),IW); | |
1355 | } | |
1356 | else MapWires.Bind(aw,IW); | |
1357 | } | |
1358 | else { | |
1359 | if(tmpi==2) { | |
1360 | // wire is IN but InfinitePoint is OUT => need to reverse | |
1361 | ShapeExtend_WireData sewd (aw); | |
1362 | sewd.Reverse(myFace); | |
1363 | ws.SetValue (i,sewd.Wire()); | |
999d2599 | 1364 | SendWarning ( sewd.Wire(), Message_Msg ( "FixAdvFace.FixOrientation.MSG5" ) );// Wire on face was reversed |
7fd59977 | 1365 | aSeqReversed.Append(i); |
1366 | done = Standard_True; | |
1367 | } | |
1368 | } | |
1369 | } | |
1370 | } | |
1371 | ||
1372 | } | |
1373 | ||
1374 | //done = (done && (nb ==1 || (isAddNaturalBounds || (!isAddNaturalBounds && nbInternal <nb)))); | |
1375 | if(isAddNaturalBounds && nb == aSeqReversed.Length()) | |
1376 | done = Standard_False; | |
1377 | else | |
1378 | done = (done && (nb ==1 || (isAddNaturalBounds || (!isAddNaturalBounds && nbInternal <nb)))); | |
1379 | // Faut-il reconstruire ? si myRebil est mis | |
1380 | if ( done ) { | |
1381 | TopoDS_Shape S = myFace.EmptyCopied(); | |
1382 | S.Orientation ( TopAbs_FORWARD ); | |
1383 | Standard_Integer i = 1; | |
1384 | for ( ; i <= nb; i++ ) | |
1385 | B.Add ( S, ws.Value(i) ); | |
1386 | ||
1387 | if(nb < nbAll) { | |
1388 | for( i =1; i <= nbAll;i++) { | |
1389 | TopoDS_Shape aS2 = allSubShapes.Value(i); | |
1390 | if(aS2.ShapeType() != TopAbs_WIRE || | |
1391 | (aS2.Orientation() != TopAbs_FORWARD && aS2.Orientation() != TopAbs_REVERSED)) | |
1392 | B.Add ( S,aS2); | |
1393 | } | |
1394 | } | |
1395 | ||
1396 | if ( ! myFwd ) S.Orientation (TopAbs_REVERSED); | |
1397 | if ( ! Context().IsNull() ) Context()->Replace ( myFace, S ); | |
1398 | myFace = TopoDS::Face ( S ); | |
1399 | BRepTools::Update(myFace); | |
1400 | Standard_Integer k =1; | |
999d2599 D |
1401 | for( ; k <= aSeqReversed.Length(); k++ ) |
1402 | { | |
0797d9d3 | 1403 | #ifdef OCCT_DEBUG |
999d2599 | 1404 | cout<<"Wire no "<<aSeqReversed.Value(k)<<" of "<<nb<<" reversed"<<endl; // mise au point ! |
7fd59977 | 1405 | #endif |
1406 | } | |
1407 | ||
1408 | } | |
1409 | return done; | |
1410 | } | |
1411 | ||
1412 | ||
1413 | //======================================================================= | |
1414 | //function : CheckWire | |
1415 | //purpose : auxilary for FixMissingSeam | |
1416 | //======================================================================= | |
1417 | //:i7 abv 18 Sep 98: ProSTEP TR9 r0501-ug.stp: algorithm of fixing missing seam changed | |
1418 | // test whether the wire is opened on period of periodical surface | |
1419 | static Standard_Boolean CheckWire (const TopoDS_Wire &wire, | |
1420 | const TopoDS_Face &face, | |
1421 | const Standard_Real dU, | |
1422 | const Standard_Real dV, | |
1423 | Standard_Integer &isuopen, | |
1424 | Standard_Integer &isvopen, | |
1425 | Standard_Boolean &isDeg) | |
1426 | { | |
1427 | gp_XY vec; | |
1428 | vec.SetX(0); | |
1429 | vec.SetY(0); | |
1430 | ShapeAnalysis_Edge sae; | |
59495dbe | 1431 | |
1432 | isuopen = isvopen = 0; | |
7fd59977 | 1433 | isDeg = Standard_True; |
1434 | for ( TopoDS_Iterator ed(wire); ed.More(); ed.Next() ) { | |
1435 | TopoDS_Edge edge = TopoDS::Edge ( ed.Value() ); | |
1436 | if ( ! BRep_Tool::Degenerated ( edge ) ) isDeg = Standard_False; | |
1437 | Handle(Geom2d_Curve) c2d; | |
1438 | Standard_Real f, l; | |
1439 | if ( ! sae.PCurve ( edge, face, c2d, f, l, Standard_True ) ) | |
1440 | return Standard_False; | |
1441 | vec += c2d->Value(l).XY() - c2d->Value(f).XY(); | |
1442 | } | |
59495dbe | 1443 | |
1444 | Standard_Real aDelta = Abs(vec.X())-dU; | |
1445 | if(Abs(aDelta) < 0.1*dU) | |
1446 | { | |
1447 | if(vec.X() > 0.0) | |
1448 | { | |
1449 | isuopen = 1; | |
1450 | } | |
1451 | else | |
1452 | { | |
1453 | isuopen = -1; | |
1454 | } | |
1455 | } | |
1456 | else | |
1457 | { | |
1458 | isuopen = 0; | |
1459 | } | |
1460 | ||
1461 | aDelta = Abs(vec.Y())-dV; | |
1462 | if(Abs(aDelta) < 0.1*dV) | |
1463 | { | |
1464 | if(vec.Y() > 0.0) | |
1465 | { | |
1466 | isvopen = 1; | |
1467 | } | |
1468 | else | |
1469 | { | |
1470 | isvopen = -1; | |
1471 | } | |
1472 | } | |
1473 | else | |
1474 | { | |
1475 | isvopen = 0; | |
1476 | } | |
1477 | ||
7fd59977 | 1478 | return isuopen || isvopen; |
1479 | } | |
1480 | ||
7fd59977 | 1481 | //======================================================================= |
1482 | //function : FixMissingSeam | |
1483 | //purpose : | |
1484 | //======================================================================= | |
7fd59977 | 1485 | Standard_Boolean ShapeFix_Face::FixMissingSeam() |
1486 | { | |
1487 | Standard_Boolean uclosed = mySurf->IsUClosed(); | |
1488 | Standard_Boolean vclosed = mySurf->IsVClosed(); | |
1489 | ||
1490 | if ( ! uclosed && ! vclosed ) return Standard_False; | |
1491 | ||
1492 | if ( ! Context().IsNull() ) { | |
1493 | TopoDS_Shape S = Context()->Apply ( myFace ); | |
1494 | myFace = TopoDS::Face ( S ); | |
1495 | } | |
1496 | ||
1497 | //%pdn: surface should be made periodic before (see ShapeCustom_Surface)! | |
1498 | if (mySurf->Surface()->IsKind(STANDARD_TYPE (Geom_BSplineSurface))) { | |
1499 | Handle (Geom_BSplineSurface) BSpl = Handle (Geom_BSplineSurface)::DownCast (mySurf->Surface()); | |
1500 | if (!BSpl->IsUPeriodic() && !BSpl->IsVPeriodic()) | |
1501 | return Standard_False; | |
1502 | } | |
1503 | ||
1504 | Standard_Real URange, VRange, SUF, SUL, SVF, SVL; | |
1505 | mySurf->Bounds ( SUF, SUL, SVF, SVL ); | |
1506 | Standard_Real fU1,fU2,fV1,fV2; | |
1507 | BRepTools::UVBounds(myFace,fU1,fU2,fV1,fV2); | |
1508 | ||
1509 | //pdn OCC55 fix to faces without the wires to avoid identical first and last parameters | |
1510 | if ( ::Precision::IsInfinite ( SUF ) || ::Precision::IsInfinite ( SUL ) ) { | |
1511 | if ( ::Precision::IsInfinite ( SUF ) ) SUF = fU1; | |
1512 | if ( ::Precision::IsInfinite ( SUL ) ) SUL = fU2; | |
eafb234b | 1513 | if(Abs(SUL-SUF) < ::Precision::PConfusion()) { |
7fd59977 | 1514 | if ( ::Precision::IsInfinite ( SUF ) ) SUF-=1000.; |
1515 | else SUL+=1000.; | |
eafb234b | 1516 | } |
7fd59977 | 1517 | } |
1518 | if ( ::Precision::IsInfinite ( SVF ) || ::Precision::IsInfinite ( SVL ) ) { | |
1519 | if ( ::Precision::IsInfinite ( SVF ) ) SVF = fV1; | |
1520 | if ( ::Precision::IsInfinite ( SVL ) ) SVL = fV2; | |
eafb234b | 1521 | if(Abs(SVL-SVF) < ::Precision::PConfusion()) { |
7fd59977 | 1522 | if ( ::Precision::IsInfinite ( SVF ) ) SVF-=1000.; |
1523 | else SVL+=1000.; | |
eafb234b | 1524 | } |
7fd59977 | 1525 | } |
1526 | ||
59495dbe | 1527 | URange = Min(Abs (SUL - SUF), Precision::Infinite()); |
1528 | VRange = Min(Abs(SVL - SVF), Precision::Infinite()); | |
7fd59977 | 1529 | // Standard_Real UTol = 0.2 * URange, VTol = 0.2 * VRange; |
1530 | Standard_Integer ismodeu = 0, ismodev = 0; //szv#4:S4163:12Mar99 was Boolean | |
1531 | Standard_Integer isdeg1=0, isdeg2=0; | |
1532 | ||
1533 | TopTools_SequenceOfShape ws; | |
1534 | TopTools_SequenceOfShape aSeqNonManif; | |
1535 | for ( TopoDS_Iterator wi(myFace,Standard_False); wi.More(); wi.Next() ) { | |
1536 | if(wi.Value().ShapeType() != TopAbs_WIRE || | |
1537 | (wi.Value().Orientation() != TopAbs_FORWARD && wi.Value().Orientation() != TopAbs_REVERSED)) { | |
1538 | aSeqNonManif.Append(wi.Value()); | |
1539 | continue; | |
1540 | } | |
1541 | ws.Append ( wi.Value() ); | |
1542 | } | |
1543 | ||
1544 | TopoDS_Wire w1, w2; | |
1545 | Standard_Integer i; | |
1546 | for ( i=1; i <= ws.Length(); i++ ) { | |
1547 | TopoDS_Wire wire = TopoDS::Wire ( ws.Value(i) ); | |
1548 | Standard_Integer isuopen, isvopen; | |
1549 | Standard_Boolean isdeg; | |
1550 | if ( ! CheckWire ( wire, myFace, URange, VRange, isuopen, isvopen, isdeg ) ) | |
1551 | continue; | |
1552 | if ( w1.IsNull() ) { w1 = wire; ismodeu = isuopen; ismodev = isvopen; isdeg1 = isdeg ? i : 0; } | |
1553 | else if ( w2.IsNull() ) { | |
1554 | if ( ismodeu == -isuopen && ismodev == -isvopen ) { w2 = wire; isdeg2 = isdeg ? i : 0; } | |
1555 | else if ( ismodeu == isuopen && ismodev == isvopen ) { | |
1556 | w2 = wire; | |
1557 | isdeg2 = isdeg; | |
1558 | //:abv 29.08.01: If wires are contraversal, reverse one of them | |
1559 | // If first one is single degenerated edge, reverse it; else second | |
1560 | if ( isdeg1 ) { | |
1561 | w1.Reverse(); | |
1562 | ismodeu = -ismodeu; | |
1563 | ismodev = -ismodev; | |
1564 | } | |
1565 | else { | |
1566 | w2.Reverse(); | |
0797d9d3 | 1567 | #ifdef OCCT_DEBUG |
7fd59977 | 1568 | if ( ! isdeg2 ) cout << "Warning: ShapeFix_Face::FixMissingSeam(): wire reversed" << endl; |
1569 | #endif | |
1570 | } | |
1571 | } | |
0797d9d3 | 1572 | #ifdef OCCT_DEBUG |
7fd59977 | 1573 | else cout << "Warning: ShapeFix_Face::FixMissingSeam(): incompatible open wires" << endl; |
1574 | #endif | |
1575 | } | |
1576 | // else return Standard_False; // abort | |
1577 | else { | |
0797d9d3 | 1578 | #ifdef OCCT_DEBUG |
7fd59977 | 1579 | cout << "Warning: ShapeFix_Face::FixMissingSeam(): more than two open wires detected!" << endl; |
1580 | #endif | |
1581 | //:abv 30.08.09: if more than one open wires and more than two of them are | |
1582 | // completely degenerated, remove any of them | |
1583 | if ( isdeg || isdeg1 || isdeg2 ) { | |
1584 | ws.Remove ( isdeg ? i : isdeg2 ? isdeg2 : isdeg1 ); | |
1585 | w1.Nullify(); | |
1586 | w2.Nullify(); | |
1587 | i = 0; | |
0797d9d3 | 1588 | #ifdef OCCT_DEBUG |
7fd59977 | 1589 | cout << "Warning: ShapeFix_Face::FixMissingSeam(): open degenerated wire removed" << endl; |
1590 | #endif | |
1591 | continue; | |
1592 | } | |
1593 | } | |
1594 | } | |
1595 | ||
1596 | BRep_Builder B; | |
1597 | if ( w1.IsNull() ) return Standard_False; | |
16c7b642 | 1598 | else if ( w2.IsNull()) { |
1599 | // For spheres and BSpline cone-like surfaces(bug 24055): | |
1600 | // If only one of wires limiting face on surface is open in 2d, | |
1601 | // this may means that degenerated edge should be added, and | |
7fd59977 | 1602 | // then usual procedure applied |
16c7b642 | 1603 | gp_Pnt2d p; |
1604 | gp_Dir2d d; | |
1605 | Standard_Real aRange; | |
1606 | ||
7fd59977 | 1607 | if ( ismodeu && mySurf->Surface()->IsKind(STANDARD_TYPE(Geom_SphericalSurface)) ) { |
16c7b642 | 1608 | p.SetCoord ( ( ismodeu < 0 ? 0. : 2.*M_PI ), ismodeu * 0.5 * M_PI ); |
1609 | Standard_Real aXCoord = -ismodeu; | |
1610 | d.SetCoord ( aXCoord, 0.); | |
1611 | aRange = 2.*M_PI; | |
1612 | } | |
1613 | else if ( ismodev && mySurf->Surface()->IsKind(STANDARD_TYPE(Geom_BSplineSurface))) { | |
1614 | Standard_Real uCoord; | |
1615 | if (mySurf->Value(SUF, SVF).Distance(mySurf->Value(SUF, (SVF + SVL) / 2)) < ::Precision::Confusion()) | |
1616 | uCoord = SUF; | |
1617 | else if (mySurf->Value(SUL, SVF).Distance(mySurf->Value(SUL, (SVF + SVL) / 2)) < ::Precision::Confusion()) | |
1618 | uCoord = SUL; | |
1619 | else return Standard_False; | |
1620 | ||
1621 | p.SetCoord ( uCoord, ( ismodev < 0 ? 0. : VRange ) ); | |
1622 | d.SetCoord ( 0., -ismodev); | |
1623 | aRange = VRange; | |
1624 | } | |
1625 | else if ( ismodeu && mySurf->Surface()->IsKind(STANDARD_TYPE(Geom_BSplineSurface))) { | |
1626 | Standard_Real vCoord; | |
1627 | if (mySurf->Value(SUF, SVF).Distance(mySurf->Value((SUF + SUL) / 2, SVF)) < ::Precision::Confusion()) | |
1628 | vCoord = SVF; | |
1629 | else if (mySurf->Value(SUL, SVL).Distance(mySurf->Value((SUF + SUL) / 2, SVL)) < ::Precision::Confusion()) | |
1630 | vCoord = SVL; | |
1631 | else return Standard_False; | |
1632 | ||
1633 | p.SetCoord ( ( ismodeu < 0 ? 0. : URange ), vCoord ); | |
1634 | Standard_Real aXCoord = -ismodeu; | |
1635 | d.SetCoord ( aXCoord, 0.); | |
1636 | aRange = URange; | |
7fd59977 | 1637 | } |
1638 | else return Standard_False; | |
16c7b642 | 1639 | |
1640 | Handle(Geom2d_Line) line = new Geom2d_Line ( p, d ); | |
1641 | TopoDS_Edge edge; | |
1642 | B.MakeEdge ( edge ); | |
1643 | B.Degenerated ( edge, Standard_True ); | |
1644 | B.UpdateEdge ( edge, line, myFace, ::Precision::Confusion() ); | |
1645 | B.Range ( edge, myFace, 0., aRange ); | |
1646 | TopoDS_Vertex V; | |
1647 | B.MakeVertex ( V, mySurf->Value ( p.X(), p.Y() ), ::Precision::Confusion() ); | |
1648 | V.Orientation(TopAbs_FORWARD); | |
1649 | B.Add(edge,V); | |
1650 | V.Orientation(TopAbs_REVERSED); | |
1651 | B.Add(edge,V); | |
1652 | B.MakeWire ( w2 ); | |
1653 | B.Add ( w2, edge ); | |
1654 | ws.Append ( w2 ); | |
7fd59977 | 1655 | } |
1656 | ||
0d3d226e | 1657 | // Check consistency of orientations of the two wires that need to be connected by a seam |
1658 | Standard_Real uf=SUF, vf=SVF; | |
1659 | Standard_Integer coord = ( ismodeu ? 1 : 0 ); | |
1660 | Standard_Integer isneg = ( ismodeu ? ismodeu : -ismodev ); | |
1661 | Standard_Real period = ( ismodeu ? URange : VRange ); | |
1662 | TopoDS_Shape S; | |
1663 | Standard_Real m1[2][2], m2[2][2]; | |
1664 | S = myFace.EmptyCopied(); | |
1665 | B.Add ( S, w1 ); | |
1666 | ShapeAnalysis::GetFaceUVBounds (TopoDS::Face(S), m1[0][0], m1[0][1], m1[1][0], m1[1][1]); | |
1667 | S = myFace.EmptyCopied(); | |
1668 | B.Add ( S, w2 ); | |
1669 | ShapeAnalysis::GetFaceUVBounds (TopoDS::Face(S), m2[0][0], m2[0][1], m2[1][0], m2[1][1]); | |
1670 | ||
1671 | // For the case when surface is closed only in one direction it is necesary to check | |
1672 | // validity of orientation of the open wires in parametric space. | |
1673 | // In case of U closed surface wire with minimal V coordinate should be directed in positive direction by U | |
1674 | // In case of V closed surface wire with minimal U coordinate should be directed in negative direction by V | |
1675 | if (!vclosed || !uclosed) | |
1676 | { | |
1677 | Standard_Real deltaOther = 0.5 * (m2[coord][0] + m2[coord][1]) - 0.5 * (m1[coord][0] + m1[coord][1]); | |
1678 | if (deltaOther * isneg < 0) | |
1679 | { | |
1680 | w1.Reverse(); | |
1681 | w2.Reverse(); | |
1682 | } | |
1683 | } | |
1684 | ||
7fd59977 | 1685 | // sort original wires |
1686 | Handle(ShapeFix_Wire) sfw = new ShapeFix_Wire; | |
1687 | sfw->SetFace ( myFace ); | |
1688 | sfw->SetPrecision ( Precision() ); | |
7fd59977 | 1689 | Handle(ShapeExtend_WireData) wd1 = new ShapeExtend_WireData ( w1 ); |
1690 | Handle(ShapeExtend_WireData) wd2 = new ShapeExtend_WireData ( w2 ); | |
0d3d226e | 1691 | sfw->Load ( wd1 ); |
1692 | sfw->FixReorder(); | |
7fd59977 | 1693 | sfw->Load ( wd2 ); |
1694 | sfw->FixReorder(); | |
0d3d226e | 1695 | TopoDS_Wire w11 = wd1->Wire(); |
1696 | TopoDS_Wire w21 = wd2->Wire(); | |
1697 | ||
7fd59977 | 1698 | //:abv 29.08.01: reconstruct face taking into account reversing |
1699 | TopoDS_Shape dummy = myFace.EmptyCopied(); | |
1700 | TopoDS_Face tmpF = TopoDS::Face ( dummy ); | |
1701 | tmpF.Orientation ( TopAbs_FORWARD ); | |
1702 | for ( i=1; i <= ws.Length(); i++ ) { | |
1703 | TopoDS_Wire wire = TopoDS::Wire ( ws.Value(i) ); | |
0d3d226e | 1704 | if ( wire.IsSame ( w1 ) ) wire = w11; |
1705 | else if ( wire.IsSame ( w2 ) ) wire = w21; | |
1706 | else | |
1707 | { | |
1708 | // other wires (not boundary) are considered as holes; make sure to have them oriented accordingly | |
1709 | TopoDS_Shape curface = tmpF.EmptyCopied(); | |
1710 | B.Add(curface,wire); | |
1711 | curface.Orientation ( myFace.Orientation() ); | |
1712 | if( ShapeAnalysis::IsOuterBound(TopoDS::Face(curface))) | |
1713 | wire.Reverse(); | |
1714 | } | |
7fd59977 | 1715 | B.Add ( tmpF, wire ); |
1716 | } | |
0d3d226e | 1717 | |
7fd59977 | 1718 | tmpF.Orientation ( myFace.Orientation() ); |
0d3d226e | 1719 | |
7fd59977 | 1720 | // A special kind of FixShifted is necessary for torus-like |
1721 | // surfaces to adjust wires by period ALONG the missing SEAM direction | |
1722 | // tr9_r0501-ug.stp #187640 | |
1723 | if ( uclosed && vclosed ) { | |
7fd59977 | 1724 | Standard_Real shiftw2 = |
1725 | ShapeAnalysis::AdjustByPeriod ( 0.5 * ( m2[coord][0] + m2[coord][1] ), | |
1726 | 0.5 * ( m1[coord][0] + m1[coord][1] + | |
1727 | isneg * ( period + ::Precision::PConfusion() ) ), | |
1728 | period ); | |
1729 | m1[coord][0] = Min ( m1[coord][0], m2[coord][0] + shiftw2 ); | |
1730 | m1[coord][1] = Max ( m1[coord][1], m2[coord][1] + shiftw2 ); | |
1731 | for ( TopoDS_Iterator it(tmpF,Standard_False); it.More(); it.Next() ) { | |
1732 | if(it.Value().ShapeType() != TopAbs_WIRE) | |
1733 | continue; | |
1734 | TopoDS_Wire w = TopoDS::Wire ( it.Value() ); | |
0d3d226e | 1735 | if ( w == w11 ) continue; |
7fd59977 | 1736 | Standard_Real shift; |
0d3d226e | 1737 | if ( w == w21 ) shift = shiftw2; |
1738 | ||
7fd59977 | 1739 | else { |
1740 | S = tmpF.EmptyCopied(); | |
1741 | B.Add ( S, w ); | |
1742 | ShapeAnalysis::GetFaceUVBounds (TopoDS::Face(S), m2[0][0], m2[0][1], m2[1][0], m2[1][1]); | |
1743 | shift = ShapeAnalysis::AdjustByPeriod ( 0.5 * ( m2[coord][0] + m2[coord][1] ), | |
1744 | 0.5 * ( m1[coord][0] + m1[coord][1] ), period ); | |
1745 | } | |
1746 | if ( shift != 0. ) { | |
1747 | gp_Vec2d V(0.,0.); | |
1748 | V.SetCoord ( coord+1, shift ); | |
1749 | ShapeAnalysis_Edge sae; | |
1750 | for ( TopoDS_Iterator iw(w); iw.More(); iw.Next() ) { | |
1751 | TopoDS_Edge E = TopoDS::Edge ( iw.Value() ); | |
1752 | Handle(Geom2d_Curve) C; | |
1753 | Standard_Real a, b; | |
1754 | if ( ! sae.PCurve ( E, tmpF, C, a, b ) ) continue; | |
1755 | C->Translate ( V ); | |
1756 | } | |
1757 | } | |
1758 | } | |
1759 | // abv 05 Feb 02: OCC34 | |
1760 | // by the way, select proper split place by V to avoid extra intersections | |
1761 | if ( m1[coord][1] - m1[coord][0] <= period ) { | |
1762 | Standard_Real other = 0.5 * ( m1[coord][0] + m1[coord][1] - period ); | |
1763 | if ( ismodeu ) vf = other; | |
1764 | else uf = other; | |
1765 | } | |
1766 | } | |
1767 | ||
1768 | // find the best place by u and v to insert a seam | |
1769 | // (so as to minimize splitting edges as possible) | |
1770 | ShapeAnalysis_Edge sae; | |
1771 | Standard_Integer foundU=0, foundV=0; | |
1772 | Standard_Integer nb1 = wd1->NbEdges(); | |
1773 | Standard_Integer nb2 = wd2->NbEdges(); | |
1774 | for ( Standard_Integer i1 = 1; i1 <= nb1 + nb2; i1++ ) { | |
1775 | TopoDS_Edge edge1 = ( i1 <= nb1 ? wd1->Edge ( i1 ) : wd2->Edge ( i1-nb1 ) ); | |
1776 | Handle(Geom2d_Curve) c2d; | |
1777 | Standard_Real f, l; | |
1778 | if ( ! sae.PCurve ( edge1, tmpF, c2d, f, l, Standard_True ) ) return Standard_False; | |
1779 | gp_Pnt2d pos1 = c2d->Value(l).XY(); | |
1780 | // the best place is end of edge which is nearest to 0 | |
1781 | Standard_Boolean skipU = ! uclosed; | |
1782 | if ( uclosed && ismodeu ) { | |
1783 | pos1.SetX ( pos1.X() + ShapeAnalysis::AdjustByPeriod ( pos1.X(), SUF, URange ) ); | |
1784 | if ( foundU ==2 && Abs ( pos1.X() ) > Abs(uf) ) skipU = Standard_True; | |
1785 | else if ( ! foundU || ( foundU ==1 && Abs ( pos1.X() ) < Abs(uf) ) ) { | |
1786 | foundU = 1; | |
1787 | uf = pos1.X(); | |
1788 | } | |
1789 | } | |
1790 | Standard_Boolean skipV = ! vclosed; | |
1791 | if ( vclosed && ! ismodeu ) { | |
16c7b642 | 1792 | pos1.SetY ( pos1.Y() + ShapeAnalysis::AdjustByPeriod ( pos1.Y(), SVF, VRange ) ); |
7fd59977 | 1793 | if ( foundV ==2 && Abs ( pos1.Y() ) > Abs(vf) ) skipV = Standard_True; |
1794 | else if ( ! foundV || ( foundV ==1 && Abs ( pos1.Y() ) < Abs(vf) ) ) { | |
1795 | foundV = 1; | |
1796 | vf = pos1.Y(); | |
1797 | } | |
1798 | } | |
eafb234b | 1799 | if ( skipU && skipV ) { |
7fd59977 | 1800 | if ( i1 <= nb1 ) continue; |
1801 | else break; | |
eafb234b | 1802 | } |
7fd59977 | 1803 | // or yet better - if it is end of some edges on both wires |
1804 | for ( Standard_Integer i2 = 1; i1 <= nb1 && i2 <= nb2; i2++ ) { | |
1805 | TopoDS_Edge edge2 = wd2->Edge ( i2 ); | |
1806 | if ( ! sae.PCurve ( edge2, tmpF, c2d, f, l, Standard_True ) ) return Standard_False; | |
1807 | gp_Pnt2d pos2 = c2d->Value(f).XY(); | |
1808 | if ( uclosed && ismodeu ) { | |
1809 | pos2.SetX ( pos2.X() + ShapeAnalysis::AdjustByPeriod ( pos2.X(), pos1.X(), URange ) ); | |
1810 | if ( Abs ( pos2.X() - pos1.X() ) < ::Precision::PConfusion() && | |
1811 | ( foundU != 2 || Abs ( pos1.X() ) < Abs ( uf ) ) ) { | |
1812 | foundU = 2; | |
1813 | uf = pos1.X(); | |
1814 | } | |
1815 | } | |
1816 | if ( vclosed && ! ismodeu ) { | |
1817 | pos2.SetY ( pos2.Y() + ShapeAnalysis::AdjustByPeriod ( pos2.Y(), pos1.Y(), VRange ) ); | |
1818 | if ( Abs ( pos2.Y() - pos1.Y() ) < ::Precision::PConfusion() && | |
1819 | ( foundV != 2 || Abs ( pos1.Y() ) < Abs ( vf ) ) ) { | |
1820 | foundV = 2; | |
1821 | vf = pos1.Y(); | |
1822 | } | |
1823 | } | |
1824 | } | |
1825 | } | |
1826 | ||
1827 | //pdn fixing RTS on offsets | |
1828 | if ( uf < SUF || uf > SUL ) | |
1829 | uf+=ShapeAnalysis::AdjustToPeriod(uf,SUF,SUF+URange); | |
1830 | if ( vf < SVF || vf > SVL ) | |
1831 | vf+=ShapeAnalysis::AdjustToPeriod(vf,SVF,SVF+VRange); | |
1832 | ||
1833 | // Create fictive grid and call ComposeShell to insert a seam | |
1834 | Handle(Geom_RectangularTrimmedSurface) RTS = | |
1835 | new Geom_RectangularTrimmedSurface ( mySurf->Surface(), uf, uf+URange, vf, vf+VRange ); | |
1836 | Handle(TColGeom_HArray2OfSurface) grid = new TColGeom_HArray2OfSurface ( 1, 1, 1, 1 ); | |
1837 | grid->SetValue ( 1, 1, RTS ); //mySurf->Surface() ); | |
1838 | Handle(ShapeExtend_CompositeSurface) G = new ShapeExtend_CompositeSurface ( grid ); | |
1839 | TopLoc_Location L; | |
1840 | ||
1841 | //addition non-manifold topology | |
1842 | Standard_Integer j=1; | |
1843 | for( ; j <= aSeqNonManif.Length(); j++) | |
1844 | B.Add(tmpF,aSeqNonManif.Value(j)); | |
1845 | ||
1846 | ShapeFix_ComposeShell CompShell; | |
1847 | // TopoDS_Face tmpF = myFace; | |
1848 | // tmpF.Orientation(TopAbs_FORWARD); | |
1849 | CompShell.Init ( G, L, tmpF, ::Precision::Confusion() );//myPrecision | |
1850 | if ( Context().IsNull() ) SetContext ( new ShapeBuild_ReShape ); | |
1851 | CompShell.ClosedMode() = Standard_True; | |
1852 | CompShell.SetContext( Context() ); | |
1853 | CompShell.SetMaxTolerance(MaxTolerance()); | |
1854 | CompShell.Perform(); | |
1855 | ||
1856 | // abv 03.07.00: CAX-IF TRJ4: trj4_k1_goe-tu-214.stp: #785: reset mySurf | |
1857 | mySurf = new ShapeAnalysis_Surface ( RTS ); | |
1858 | ||
1859 | myResult = CompShell.Result(); | |
1860 | // if ( myFace.Orientation() == TopAbs_REVERSED ) res.Reverse(); | |
1861 | Context()->Replace ( myFace, myResult ); | |
1862 | for (TopExp_Explorer exp ( myResult, TopAbs_FACE ); exp.More(); exp.Next() ) { | |
1863 | myFace = TopoDS::Face ( exp.Current() ); | |
1864 | BRepTools::Update(myFace); //:p4 | |
1865 | } | |
1866 | ||
999d2599 | 1867 | SendWarning ( Message_Msg ( "FixAdvFace.FixMissingSeam.MSG0" ) );// Missing seam-edge added |
7fd59977 | 1868 | return Standard_True; |
1869 | } | |
1870 | ||
1871 | //======================================================================= | |
1872 | //function : FixSmallAreaWire | |
1873 | //purpose : | |
1874 | //======================================================================= | |
7fd59977 | 1875 | //%14 pdn 24.02.99 PRO10109, USA60293 fix wire on face with small area. |
56a9db93 | 1876 | Standard_Boolean ShapeFix_Face::FixSmallAreaWire(const Standard_Boolean theIsRemoveSmallFace) |
7fd59977 | 1877 | { |
56a9db93 | 1878 | if ( !Context().IsNull() ) |
1879 | { | |
1880 | TopoDS_Shape aShape = Context()->Apply(myFace); | |
1881 | myFace = TopoDS::Face(aShape); | |
7fd59977 | 1882 | } |
56a9db93 | 1883 | |
1884 | BRep_Builder aBuilder; | |
7fd59977 | 1885 | Standard_Integer nbRemoved = 0, nbWires = 0; |
56a9db93 | 1886 | |
1887 | TopoDS_Shape anEmptyCopy = myFace.EmptyCopied(); | |
1888 | TopoDS_Face aFace = TopoDS::Face(anEmptyCopy); | |
1889 | ||
1890 | const TopoDS_Wire anOuterWire = BRepTools::OuterWire(myFace); | |
1891 | const Standard_Real aTolerance3d = ShapeFix_Root::Precision(); | |
1892 | for (TopoDS_Iterator aWIt(myFace, Standard_False); aWIt.More(); aWIt.Next()) | |
1893 | { | |
1894 | const TopoDS_Shape& aShape = aWIt.Value(); | |
1895 | if ( aShape.ShapeType() != TopAbs_WIRE && | |
1896 | aShape.Orientation() != TopAbs_FORWARD && | |
1897 | aShape.Orientation() != TopAbs_REVERSED ) | |
999d2599 | 1898 | { |
56a9db93 | 1899 | continue; |
1900 | } | |
1901 | ||
1902 | const TopoDS_Wire& aWire = TopoDS::Wire(aShape); | |
1903 | const Standard_Boolean isOuterWire = anOuterWire.IsEqual(aWire); | |
1904 | Handle(ShapeAnalysis_Wire) anAnalyzer = new ShapeAnalysis_Wire(aWire, myFace, aTolerance3d); | |
1905 | if ( anAnalyzer->CheckSmallArea(aWire, isOuterWire) ) | |
1906 | { | |
1907 | // Null area wire detected, wire skipped | |
1908 | SendWarning(aWire, Message_Msg("FixAdvFace.FixSmallAreaWire.MSG0")); | |
1909 | ++nbRemoved; | |
999d2599 D |
1910 | } |
1911 | else | |
1912 | { | |
56a9db93 | 1913 | aBuilder.Add(aFace, aWire); |
1914 | ++nbWires; | |
7fd59977 | 1915 | } |
1916 | } | |
56a9db93 | 1917 | |
1918 | if ( nbRemoved <= 0 ) | |
1919 | return Standard_False; | |
1920 | ||
1921 | if ( nbWires <= 0 ) | |
1922 | { | |
0797d9d3 | 1923 | #ifdef OCCT_DEBUG |
7fd59977 | 1924 | cout << "Warning: ShapeFix_Face: All wires on a face have small area; left untouched" << endl; |
1925 | #endif | |
56a9db93 | 1926 | if ( theIsRemoveSmallFace && !Context().IsNull() ) |
1927 | Context()->Remove(myFace); | |
1928 | ||
7fd59977 | 1929 | return Standard_False; |
1930 | } | |
0797d9d3 | 1931 | #ifdef OCCT_DEBUG |
7fd59977 | 1932 | cout << "Warning: ShapeFix_Face: " << nbRemoved << " small area wire(s) removed" << endl; |
1933 | #endif | |
56a9db93 | 1934 | if ( !Context().IsNull() ) |
1935 | Context()->Replace(myFace, aFace); | |
1936 | ||
1937 | myFace = aFace; | |
7fd59977 | 1938 | return Standard_True; |
1939 | } | |
1940 | //======================================================================= | |
1941 | //function : FixLoopWire | |
1942 | //purpose : | |
1943 | //======================================================================= | |
1944 | static void FindNext(const TopoDS_Shape& aVert, | |
1945 | const TopoDS_Shape& ainitEdge, | |
1946 | TopTools_IndexedMapOfShape& aMapVertices, | |
1947 | TopTools_DataMapOfShapeListOfShape& aMapVertexEdges, | |
1948 | const TopTools_MapOfShape& aMapSmallEdges, | |
1949 | const TopTools_MapOfShape& aMapSeemEdges, | |
1950 | TopTools_MapOfShape& aMapEdges, | |
1951 | Handle(ShapeExtend_WireData)& aWireData) | |
1952 | { | |
1953 | TopoDS_Iterator aItV(ainitEdge); | |
1954 | TopoDS_Shape anextVert = aVert; | |
1955 | Standard_Boolean isFind = Standard_False; | |
1956 | for( ; aItV.More() && !isFind; aItV.Next()) | |
1957 | { | |
1958 | if(!aItV.Value().IsSame(aVert) ) { | |
1959 | isFind = Standard_True; | |
1960 | anextVert = aItV.Value(); | |
1961 | ||
1962 | } | |
1963 | } | |
1964 | ||
1965 | if(!isFind && !aMapSmallEdges.Contains(ainitEdge)) | |
1966 | return; | |
1967 | if(isFind && aMapVertices.Contains(anextVert)) | |
1968 | return; | |
1969 | ||
1970 | const TopTools_ListOfShape& aledges = aMapVertexEdges.Find(anextVert); | |
1971 | TopTools_ListIteratorOfListOfShape liter(aledges); | |
1972 | isFind = Standard_False; | |
1973 | TopoDS_Shape anextEdge; | |
1974 | for( ; liter.More() && !isFind; liter.Next()) | |
1975 | { | |
1976 | if(!aMapEdges.Contains(liter.Value()) && !liter.Value().IsSame(ainitEdge)) { | |
1977 | anextEdge = liter.Value(); | |
1978 | aWireData->Add(anextEdge); | |
1979 | if(aMapSeemEdges.Contains(anextEdge)) | |
1980 | aWireData->Add(anextEdge.Reversed()); | |
1981 | isFind = Standard_True; | |
1982 | aMapEdges.Add(anextEdge); | |
1983 | FindNext(anextVert,anextEdge,aMapVertices,aMapVertexEdges,aMapSmallEdges,aMapSeemEdges,aMapEdges,aWireData); | |
1984 | } | |
1985 | } | |
1986 | return; | |
1987 | } | |
1988 | ||
1989 | static Standard_Boolean isClosed2D(const TopoDS_Face& aFace,const TopoDS_Wire& aWire) | |
1990 | { | |
1991 | Standard_Boolean isClosed = Standard_True; | |
1992 | Handle(ShapeAnalysis_Wire) asaw = new ShapeAnalysis_Wire(aWire,aFace,Precision::Confusion()); | |
1993 | for (Standard_Integer i = 1; i <= asaw->NbEdges() && isClosed; i++) { | |
1994 | TopoDS_Edge edge1 = asaw->WireData()->Edge(i); | |
1995 | //checking that wire is closed in 2D space with tolerance of vertex. | |
1996 | ShapeAnalysis_Edge sae; | |
1997 | TopoDS_Vertex v1 = sae.FirstVertex(edge1); | |
1998 | asaw->SetPrecision(BRep_Tool::Tolerance(v1)); | |
1999 | asaw->CheckGap2d(i); | |
2000 | isClosed = (asaw->LastCheckStatus(ShapeExtend_OK)); | |
2001 | ||
2002 | } | |
2003 | return isClosed; | |
2004 | } | |
2005 | ||
2006 | //======================================================================= | |
2007 | //function : FixLoopWire | |
2008 | //purpose : | |
2009 | //======================================================================= | |
2010 | ||
2011 | Standard_Boolean ShapeFix_Face::FixLoopWire(TopTools_SequenceOfShape& aResWires) | |
2012 | { | |
2013 | TopTools_IndexedMapOfShape aMapVertices; | |
2014 | TopTools_DataMapOfShapeListOfShape aMapVertexEdges; | |
2015 | TopTools_MapOfShape aMapSmallEdges; | |
2016 | TopTools_MapOfShape aMapSeemEdges; | |
2017 | if(!FixWireTool()->Analyzer()->CheckLoop(aMapVertices, aMapVertexEdges,aMapSmallEdges,aMapSeemEdges)) | |
2018 | return Standard_False; | |
2019 | ||
2020 | ||
2021 | TopTools_MapOfShape aMapEdges; | |
2022 | TopTools_SequenceOfShape aSeqWires; | |
2023 | ||
2024 | //collecting wires from common vertex belonging more than 2 edges | |
2025 | Standard_Integer i =1; | |
2026 | for( ; i <= aMapVertices.Extent(); i++) { | |
2027 | TopoDS_Shape aVert = aMapVertices.FindKey(i); | |
2028 | const TopTools_ListOfShape& aledges = aMapVertexEdges.Find(aVert); | |
2029 | TopTools_ListIteratorOfListOfShape liter(aledges); | |
2030 | for( ; liter.More(); liter.Next()) | |
2031 | { | |
2032 | TopoDS_Edge Edge = TopoDS::Edge(liter.Value()); | |
2033 | if(aMapEdges.Contains(Edge)) | |
2034 | continue; | |
2035 | ||
2036 | Handle(ShapeExtend_WireData) aWireData = new ShapeExtend_WireData; | |
2037 | aWireData->Add(Edge); | |
2038 | if(aMapSeemEdges.Contains(Edge)) | |
2039 | aWireData->Add(Edge.Reversed()); | |
2040 | aMapEdges.Add(Edge); | |
2041 | FindNext(aVert,Edge,aMapVertices,aMapVertexEdges,aMapSmallEdges,aMapSeemEdges,aMapEdges,aWireData); | |
2042 | if(aWireData->NbEdges() ==1 && aMapSmallEdges.Contains(aWireData->Edge(1))) | |
2043 | continue; | |
2044 | TopoDS_Vertex aV1,aV2; | |
2045 | TopoDS_Wire aWire = aWireData->Wire(); | |
2046 | TopExp::Vertices(aWire,aV1,aV2); | |
2047 | ||
2048 | if(aV1.IsSame(aV2)) { | |
2049 | Handle(ShapeExtend_WireData) asewd = new ShapeExtend_WireData(aWire); | |
2050 | Handle(ShapeFix_Wire) asfw = new ShapeFix_Wire; | |
2051 | asfw->Load(asewd); | |
2052 | asfw->FixReorder(); | |
2053 | TopoDS_Wire awire2 = asfw->Wire(); | |
2054 | aResWires.Append(awire2); | |
2055 | ||
2056 | } | |
2057 | else aSeqWires.Append(aWireData->Wire()); | |
2058 | } | |
2059 | } | |
2060 | ||
2061 | ||
2062 | if(aSeqWires.Length() ==1) { | |
2063 | aResWires.Append(aSeqWires.Value(1)); | |
2064 | } | |
2065 | else { | |
2066 | //collecting whole wire from two not closed wires having two common vertices. | |
2067 | for( i =1; i <= aSeqWires.Length(); i++) { | |
2068 | TopoDS_Vertex aV1,aV2; | |
2069 | TopoDS_Wire aWire = TopoDS::Wire(aSeqWires.Value(i)); | |
2070 | TopExp::Vertices(aWire,aV1,aV2); | |
2071 | Standard_Integer j = i+1; | |
2072 | for( ; j <= aSeqWires.Length(); j++) | |
2073 | { | |
2074 | TopoDS_Vertex aV21,aV22; | |
2075 | TopoDS_Wire aWire2 = TopoDS::Wire(aSeqWires.Value(j)); | |
2076 | TopExp::Vertices(aWire2,aV21,aV22); | |
2077 | if((aV1.IsSame(aV21) || aV1.IsSame(aV22)) && (aV2.IsSame(aV21) || aV2.IsSame(aV22))) | |
2078 | { | |
2079 | Handle(ShapeExtend_WireData) asewd = new ShapeExtend_WireData(aWire); | |
2080 | asewd->Add(aWire2); | |
2081 | Handle(ShapeFix_Wire) asfw = new ShapeFix_Wire; | |
2082 | asfw->Load(asewd); | |
2083 | asfw->FixReorder(); | |
2084 | aResWires.Append(asfw->Wire()); | |
2085 | aSeqWires.Remove(j--); | |
2086 | myStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE7 ); | |
2087 | break; | |
2088 | } | |
2089 | ||
2090 | } | |
2091 | if(j <= aSeqWires.Length()) | |
2092 | aSeqWires.Remove(i--); | |
2093 | ||
2094 | } | |
2095 | if(aSeqWires.Length()<3) { | |
2096 | for( i =1; i <= aSeqWires.Length(); i++) | |
2097 | aResWires.Append(aSeqWires.Value(i)); | |
2098 | ||
2099 | } | |
2100 | else { | |
2101 | //collecting wires having one common vertex | |
2102 | for( i =1; i <= aSeqWires.Length(); i++) { | |
2103 | TopoDS_Vertex aV1,aV2; | |
2104 | TopoDS_Wire aWire = TopoDS::Wire(aSeqWires.Value(i)); | |
2105 | TopExp::Vertices(aWire,aV1,aV2); | |
2106 | Standard_Integer j =i+1; | |
2107 | for( ; j <= aSeqWires.Length(); j++) | |
2108 | { | |
2109 | TopoDS_Vertex aV21,aV22; | |
2110 | TopoDS_Wire aWire2 = TopoDS::Wire(aSeqWires.Value(j)); | |
2111 | TopExp::Vertices(aWire2,aV21,aV22); | |
2112 | if((aV1.IsSame(aV21) || aV1.IsSame(aV22)) || (aV2.IsSame(aV21) || aV2.IsSame(aV22))) | |
2113 | { | |
2114 | Handle(ShapeExtend_WireData) asewd = new ShapeExtend_WireData(aWire); | |
2115 | asewd->Add(aWire2); | |
2116 | Handle(ShapeFix_Wire) asfw = new ShapeFix_Wire; | |
2117 | asfw->Load(asewd); | |
2118 | asfw->FixReorder(); | |
2119 | aWire = asfw->Wire(); | |
2120 | TopExp::Vertices(aWire,aV1,aV2); | |
2121 | aSeqWires.Remove(j--); | |
2122 | myStatus |= ShapeExtend::EncodeStatus ( ShapeExtend_DONE7 ); | |
2123 | } | |
2124 | } | |
2125 | aResWires.Append(aWire); | |
2126 | ||
2127 | } | |
2128 | } | |
2129 | } | |
2130 | Standard_Boolean isClosed = Standard_True; | |
2131 | ||
2132 | //checking that obtained wires is closed in 2D space | |
2133 | if (mySurf->Adaptor3d()->GetType() != GeomAbs_Plane) { | |
2134 | ||
2135 | TopoDS_Shape emptyCopied = myFace.EmptyCopied(); | |
2136 | TopoDS_Face tmpFace = TopoDS::Face(emptyCopied); | |
2137 | tmpFace.Orientation ( TopAbs_FORWARD ); | |
2138 | ||
2139 | for(i =1; i <= aResWires.Length() && isClosed; i++) { | |
2140 | TopoDS_Wire awire = TopoDS::Wire(aResWires.Value(i)); | |
2141 | isClosed = isClosed2D(tmpFace,awire); | |
2142 | } | |
2143 | } | |
2144 | ||
2145 | Standard_Boolean isDone =(aResWires.Length() && isClosed); | |
999d2599 D |
2146 | if(isDone && aResWires.Length() >1) |
2147 | { | |
0797d9d3 | 2148 | #ifdef OCCT_DEBUG |
999d2599 | 2149 | cout<<"Wire was splitted on "<<aResWires.Length()<<" wires"<< endl; |
7fd59977 | 2150 | #endif |
2151 | } | |
2152 | ||
2153 | return isDone; | |
2154 | } | |
2155 | ||
7fd59977 | 2156 | //======================================================================= |
2157 | //function : SplitEdge | |
2158 | //purpose : | |
2159 | //======================================================================= | |
2160 | ||
2161 | Standard_Boolean ShapeFix_Face::SplitEdge(const Handle(ShapeExtend_WireData)& sewd, | |
2162 | const Standard_Integer num, | |
2163 | const Standard_Real param, | |
2164 | const TopoDS_Vertex& vert, | |
2165 | const Standard_Real preci, | |
2166 | ShapeFix_DataMapOfShapeBox2d& boxes) | |
2167 | { | |
2168 | TopoDS_Edge edge = sewd->Edge(num); | |
2169 | TopoDS_Edge newE1, newE2; | |
2170 | ShapeFix_SplitTool aTool; | |
2171 | if(aTool.SplitEdge(edge,param,vert,myFace,newE1,newE2,preci,0.01*preci)) { | |
2172 | // change context | |
2173 | Handle(ShapeExtend_WireData) wd = new ShapeExtend_WireData; | |
2174 | wd->Add(newE1); | |
2175 | wd->Add(newE2); | |
2176 | if(!Context().IsNull()) Context()->Replace( edge, wd->Wire() ); | |
2177 | for (TopExp_Explorer exp ( wd->Wire(), TopAbs_EDGE ); exp.More(); exp.Next() ) { | |
2178 | TopoDS_Edge E = TopoDS::Edge ( exp.Current() ); | |
2179 | BRepTools::Update(E); | |
2180 | } | |
2181 | ||
2182 | // for ( Standard_Integer i=1; i <= sewd->NbEdges(); i++ ) { | |
2183 | // TopoDS_Edge E = sewd->Edge(i); | |
2184 | // TopoDS_Shape S = Context()->Apply ( E ); | |
2185 | // if ( S == E ) continue; | |
2186 | // for ( TopExp_Explorer exp(S,TopAbs_EDGE); exp.More(); exp.Next() ) | |
2187 | // sewd->Add ( exp.Current(), i++ ); | |
2188 | // sewd->Remove ( i-- ); | |
2189 | // } | |
2190 | ||
2191 | // change sewd and boxes | |
2192 | sewd->Set(newE1,num); | |
2193 | if(num==sewd->NbEdges()) | |
2194 | sewd->Add(newE2); | |
2195 | else | |
2196 | sewd->Add(newE2,num+1); | |
2197 | ||
2198 | boxes.UnBind(edge); | |
2199 | TopLoc_Location L; | |
2200 | const Handle(Geom_Surface)& S = BRep_Tool::Surface(myFace,L); | |
2201 | Handle(Geom2d_Curve) c2d; | |
2202 | Standard_Real cf,cl; | |
2203 | ShapeAnalysis_Edge sae; | |
2204 | if(sae.PCurve(newE1,S,L,c2d,cf,cl,Standard_False)) { | |
2205 | Bnd_Box2d box; | |
2206 | Geom2dAdaptor_Curve gac; | |
2207 | Standard_Real aFirst = c2d->FirstParameter(); | |
2208 | Standard_Real aLast = c2d->LastParameter(); | |
2209 | if(c2d->IsKind(STANDARD_TYPE(Geom2d_BSplineCurve)) | |
2210 | && (cf < aFirst || cl > aLast)) { | |
2211 | //pdn avoiding problems with segment in Bnd_Box | |
2212 | gac.Load(c2d); | |
2213 | } | |
2214 | else | |
2215 | gac.Load(c2d,cf,cl); | |
2216 | BndLib_Add2dCurve::Add(gac,::Precision::Confusion(),box); | |
2217 | boxes.Bind(newE1,box); | |
2218 | } | |
2219 | if(sae.PCurve(newE2,S,L,c2d,cf,cl,Standard_False)) { | |
2220 | Bnd_Box2d box; | |
2221 | Geom2dAdaptor_Curve gac; | |
2222 | Standard_Real aFirst = c2d->FirstParameter(); | |
2223 | Standard_Real aLast = c2d->LastParameter(); | |
2224 | if(c2d->IsKind(STANDARD_TYPE(Geom2d_BSplineCurve)) | |
2225 | && (cf < aFirst || cl > aLast)) { | |
2226 | //pdn avoiding problems with segment in Bnd_Box | |
2227 | gac.Load(c2d); | |
2228 | } | |
2229 | else | |
2230 | gac.Load(c2d,cf,cl); | |
2231 | BndLib_Add2dCurve::Add(gac,::Precision::Confusion(),box); | |
2232 | boxes.Bind(newE2,box); | |
2233 | } | |
2234 | return Standard_True; | |
2235 | } | |
2236 | return Standard_False; | |
2237 | } | |
2238 | ||
2239 | ||
2240 | //======================================================================= | |
2241 | //function : SplitEdge | |
2242 | //purpose : | |
2243 | //======================================================================= | |
2244 | ||
2245 | Standard_Boolean ShapeFix_Face::SplitEdge(const Handle(ShapeExtend_WireData)& sewd, | |
2246 | const Standard_Integer num, | |
2247 | const Standard_Real param1, | |
2248 | const Standard_Real param2, | |
2249 | const TopoDS_Vertex& vert, | |
2250 | const Standard_Real preci, | |
2251 | ShapeFix_DataMapOfShapeBox2d& boxes) | |
2252 | { | |
2253 | TopoDS_Edge edge = sewd->Edge(num); | |
2254 | TopoDS_Edge newE1, newE2; | |
2255 | ShapeFix_SplitTool aTool; | |
2256 | if(aTool.SplitEdge(edge,param1,param2,vert,myFace,newE1,newE2,preci,0.01*preci)) { | |
2257 | // change context | |
2258 | Handle(ShapeExtend_WireData) wd = new ShapeExtend_WireData; | |
2259 | wd->Add(newE1); | |
2260 | wd->Add(newE2); | |
2261 | if(!Context().IsNull()) Context()->Replace( edge, wd->Wire() ); | |
2262 | for (TopExp_Explorer exp ( wd->Wire(), TopAbs_EDGE ); exp.More(); exp.Next() ) { | |
2263 | TopoDS_Edge E = TopoDS::Edge ( exp.Current() ); | |
2264 | BRepTools::Update(E); | |
2265 | } | |
2266 | ||
2267 | // change sewd and boxes | |
2268 | sewd->Set(newE1,num); | |
2269 | if(num==sewd->NbEdges()) | |
2270 | sewd->Add(newE2); | |
2271 | else | |
2272 | sewd->Add(newE2,num+1); | |
2273 | ||
2274 | boxes.UnBind(edge); | |
2275 | TopLoc_Location L; | |
2276 | const Handle(Geom_Surface)& S = BRep_Tool::Surface(myFace,L); | |
2277 | Handle(Geom2d_Curve) c2d; | |
2278 | Standard_Real cf,cl; | |
2279 | ShapeAnalysis_Edge sae; | |
2280 | if(sae.PCurve(newE1,S,L,c2d,cf,cl,Standard_False)) { | |
2281 | Bnd_Box2d box; | |
2282 | Geom2dAdaptor_Curve gac; | |
2283 | Standard_Real aFirst = c2d->FirstParameter(); | |
2284 | Standard_Real aLast = c2d->LastParameter(); | |
2285 | if(c2d->IsKind(STANDARD_TYPE(Geom2d_BSplineCurve)) | |
2286 | && (cf < aFirst || cl > aLast)) { | |
2287 | //pdn avoiding problems with segment in Bnd_Box | |
2288 | gac.Load(c2d); | |
2289 | } | |
2290 | else | |
2291 | gac.Load(c2d,cf,cl); | |
2292 | BndLib_Add2dCurve::Add(gac,::Precision::Confusion(),box); | |
2293 | boxes.Bind(newE1,box); | |
2294 | } | |
2295 | if(sae.PCurve(newE2,S,L,c2d,cf,cl,Standard_False)) { | |
2296 | Bnd_Box2d box; | |
2297 | Geom2dAdaptor_Curve gac; | |
2298 | Standard_Real aFirst = c2d->FirstParameter(); | |
2299 | Standard_Real aLast = c2d->LastParameter(); | |
2300 | if(c2d->IsKind(STANDARD_TYPE(Geom2d_BSplineCurve)) | |
2301 | && (cf < aFirst || cl > aLast)) { | |
2302 | //pdn avoiding problems with segment in Bnd_Box | |
2303 | gac.Load(c2d); | |
2304 | } | |
2305 | else | |
2306 | gac.Load(c2d,cf,cl); | |
2307 | BndLib_Add2dCurve::Add(gac,::Precision::Confusion(),box); | |
2308 | boxes.Bind(newE2,box); | |
2309 | } | |
2310 | return Standard_True; | |
2311 | } | |
2312 | return Standard_False; | |
2313 | } | |
2314 | ||
2315 | ||
2316 | //======================================================================= | |
2317 | //function : FixIntersectingWires | |
2318 | //purpose : | |
2319 | //======================================================================= | |
2320 | ||
2321 | Standard_Boolean ShapeFix_Face::FixIntersectingWires() | |
2322 | { | |
2323 | ShapeFix_IntersectionTool ITool(Context(),Precision(),MaxTolerance()); | |
2324 | return ITool.FixIntersectingWires(myFace); | |
2325 | } | |
2326 | ||
2327 | ||
2328 | //======================================================================= | |
2329 | //function : FixWiresTwoCoincEdges | |
2330 | //purpose : | |
2331 | //======================================================================= | |
2332 | ||
2333 | Standard_Boolean ShapeFix_Face::FixWiresTwoCoincEdges() | |
2334 | { | |
2335 | if ( ! Context().IsNull() ) { | |
2336 | TopoDS_Shape S = Context()->Apply ( myFace ); | |
2337 | myFace = TopoDS::Face ( S ); | |
2338 | } | |
2339 | ||
2340 | TopAbs_Orientation ori = myFace.Orientation(); | |
2341 | TopoDS_Shape emptyCopied = myFace.EmptyCopied(); | |
2342 | TopoDS_Face face = TopoDS::Face (emptyCopied); | |
2343 | face.Orientation(TopAbs_FORWARD); | |
2344 | Standard_Integer nbWires = 0; | |
2345 | BRep_Builder B; | |
2346 | ||
2347 | for (TopoDS_Iterator it (myFace, Standard_False); it.More(); it.Next()) { | |
2348 | if(it.Value().ShapeType() != TopAbs_WIRE || | |
2349 | (it.Value().Orientation() != TopAbs_FORWARD && it.Value().Orientation() != TopAbs_REVERSED)) { | |
2350 | continue; | |
2351 | } | |
2352 | nbWires++; | |
2353 | } | |
2354 | if(nbWires<2) return Standard_False; | |
2355 | Standard_Boolean isFixed = Standard_False; | |
2356 | for (TopoDS_Iterator wi (myFace, Standard_False); wi.More(); wi.Next()) { | |
2357 | if(wi.Value().ShapeType() != TopAbs_WIRE || | |
2358 | (wi.Value().Orientation() != TopAbs_FORWARD && wi.Value().Orientation() != TopAbs_REVERSED)) { | |
2359 | B.Add(face,wi.Value()); | |
2360 | continue; | |
2361 | } | |
2362 | TopoDS_Wire wire = TopoDS::Wire ( wi.Value() ); | |
2363 | Handle(ShapeExtend_WireData) sewd = new ShapeExtend_WireData(wire); | |
2364 | if(sewd->NbEdges()==2) { | |
2365 | TopoDS_Edge E1 = sewd->Edge(1); | |
2366 | TopoDS_Edge E2 = sewd->Edge(2); | |
2367 | E1.Orientation(TopAbs_FORWARD); | |
2368 | E2.Orientation(TopAbs_FORWARD); | |
2369 | if( !(E1==E2) ) { | |
2370 | B.Add(face,wire); | |
2371 | } | |
2372 | else isFixed = Standard_True; | |
2373 | } | |
2374 | else { | |
2375 | B.Add(face,wire); | |
2376 | } | |
2377 | } | |
2378 | if(isFixed) { | |
2379 | face.Orientation(ori); | |
2380 | if ( ! Context().IsNull() ) Context()->Replace ( myFace, face ); | |
2381 | myFace = face; | |
2382 | } | |
2383 | ||
2384 | return isFixed; | |
2385 | } | |
2386 | ||
2387 | ||
2388 | //======================================================================= | |
2389 | //function : FixSplitFace | |
2390 | //purpose : | |
2391 | //======================================================================= | |
2392 | ||
2393 | Standard_Boolean ShapeFix_Face::FixSplitFace(const TopTools_DataMapOfShapeListOfShape &MapWires) | |
2394 | { | |
2395 | BRep_Builder B; | |
2396 | TopTools_SequenceOfShape faces; | |
2397 | TopoDS_Shape S = myFace; | |
2398 | if ( ! Context().IsNull() ) | |
2399 | S = Context()->Apply ( myFace ); | |
0f180c0c | 2400 | Standard_Integer NbWires=0, NbWiresNew=0, NbEdges; |
7fd59977 | 2401 | for(TopoDS_Iterator iter(S,Standard_False); iter.More(); iter.Next()) { |
0f180c0c | 2402 | const TopoDS_Shape& aShape = iter.Value(); |
2403 | if(aShape.ShapeType() != TopAbs_WIRE || | |
2404 | (aShape.Orientation() != TopAbs_FORWARD && aShape.Orientation() != TopAbs_REVERSED)) | |
7fd59977 | 2405 | continue; |
0f180c0c | 2406 | TopoDS_Wire wire = TopoDS::Wire ( aShape ); |
7fd59977 | 2407 | NbWires++; |
2408 | if(MapWires.IsBound(wire)) { | |
2409 | // if wire not closed --> stop split and return false | |
2410 | Handle(ShapeExtend_WireData) sewd = new ShapeExtend_WireData(wire); | |
0f180c0c | 2411 | NbEdges = sewd->NbEdges(); |
2412 | if (NbEdges == 0) { | |
2413 | continue; | |
2414 | } | |
2415 | // | |
7fd59977 | 2416 | TopoDS_Edge E1 = sewd->Edge(1); |
0f180c0c | 2417 | TopoDS_Edge E2 = sewd->Edge(NbEdges); |
7fd59977 | 2418 | TopoDS_Vertex V1,V2; |
2419 | ShapeAnalysis_Edge sae; | |
2420 | V1=sae.FirstVertex(E1); | |
2421 | V2=sae.LastVertex(E2); | |
2422 | if(!V1.IsSame(V2)) { | |
0797d9d3 | 2423 | #ifdef OCCT_DEBUG |
7fd59977 | 2424 | cout<<"wire not closed --> stop split"<<endl; |
aefdc31b | 2425 | #endif |
7fd59977 | 2426 | return Standard_False; |
2427 | } | |
2428 | // create face | |
2429 | TopoDS_Shape emptyCopied = S.EmptyCopied(); | |
2430 | TopoDS_Face tmpFace = TopoDS::Face(emptyCopied); | |
2431 | tmpFace.Orientation ( TopAbs_FORWARD ); | |
2432 | B.Add(tmpFace,wire); | |
2433 | NbWiresNew++; | |
2434 | const TopTools_ListOfShape& IntWires = MapWires.Find(wire); | |
2435 | TopTools_ListIteratorOfListOfShape liter(IntWires); | |
2436 | for( ; liter.More(); liter.Next()) { | |
77193183 | 2437 | TopoDS_Shape aShape = tmpFace.EmptyCopied(); |
2438 | TopoDS_Face aFace = TopoDS::Face ( aShape ); | |
2439 | aFace.Orientation ( TopAbs_FORWARD ); | |
2440 | B.Add (aFace,liter.Value()); | |
2441 | BRepTopAdaptor_FClass2d clas (aFace,::Precision::PConfusion()); | |
2442 | TopAbs_State staout = clas.PerformInfinitePoint(); | |
2443 | if (staout == TopAbs_IN) | |
2444 | B.Add(tmpFace,liter.Value()); | |
2445 | else | |
2446 | B.Add(tmpFace,liter.Value().Reversed()); | |
7fd59977 | 2447 | NbWiresNew++; |
2448 | } | |
2449 | if(!myFwd) tmpFace.Orientation(TopAbs_REVERSED); | |
2450 | faces.Append(tmpFace); | |
2451 | } | |
2452 | } | |
2453 | ||
2454 | if(NbWires!=NbWiresNew) return Standard_False; | |
2455 | ||
2456 | if(faces.Length()>1) { | |
2457 | TopoDS_Compound Comp; | |
2458 | B.MakeCompound(Comp); | |
2459 | for(Standard_Integer i=1; i<=faces.Length(); i++ ) | |
2460 | B.Add(Comp,faces(i)); | |
2461 | myResult = Comp; | |
2462 | Context()->Replace ( myFace, myResult ); | |
2463 | for (TopExp_Explorer exp ( myResult, TopAbs_FACE ); exp.More(); exp.Next() ) { | |
2464 | myFace = TopoDS::Face ( exp.Current() ); | |
2465 | BRepTools::Update(myFace); | |
2466 | } | |
2467 | return Standard_True; | |
2468 | } | |
2469 | ||
2470 | return Standard_False; | |
2471 | } | |
84dc990a S |
2472 | |
2473 | //======================================================================= | |
2474 | //function : IsPeriodicConicalLoop | |
2475 | //purpose : Checks whether the passed wire makes up a periodic loop on | |
2476 | // passed conical surface | |
2477 | //======================================================================= | |
2478 | ||
2479 | static Standard_Boolean IsPeriodicConicalLoop(const Handle(Geom_ConicalSurface)& theSurf, | |
2480 | const TopoDS_Wire& theWire, | |
2481 | const Standard_Real theTolerance, | |
2482 | Standard_Real& theMinU, | |
2483 | Standard_Real& theMaxU, | |
2484 | Standard_Real& theMinV, | |
2485 | Standard_Real& theMaxV, | |
2486 | Standard_Boolean& isUDecrease) | |
2487 | { | |
2488 | if ( theSurf.IsNull() ) | |
fdbc4fe7 | 2489 | return Standard_False; |
84dc990a S |
2490 | |
2491 | ShapeAnalysis_Edge aSAE; | |
2492 | TopLoc_Location aLoc; | |
2493 | ||
2494 | Standard_Real aCumulDeltaU = 0.0, aCumulDeltaUAbs = 0.0; | |
2495 | Standard_Real aMinU = RealLast(); | |
2496 | Standard_Real aMinV = aMinU; | |
2497 | Standard_Real aMaxU = -aMinU; | |
2498 | Standard_Real aMaxV = aMaxU; | |
2499 | ||
2500 | // Iterate over the edges to check whether the wire is periodic on conical surface | |
46aed280 | 2501 | TopoDS_Iterator aWireIter(theWire, Standard_False); |
2502 | for ( ; aWireIter.More(); aWireIter.Next() ) | |
84dc990a | 2503 | { |
46aed280 | 2504 | const TopoDS_Edge& aCurrentEdge = TopoDS::Edge(aWireIter.Value()); |
84dc990a S |
2505 | Handle(Geom2d_Curve) aC2d; |
2506 | Standard_Real aPFirst, aPLast; | |
2507 | ||
2508 | aSAE.PCurve(aCurrentEdge, theSurf, aLoc, aC2d, aPFirst, aPLast, Standard_True); | |
2509 | ||
2510 | if ( aC2d.IsNull() ) | |
2511 | return Standard_False; | |
2512 | ||
2513 | gp_Pnt2d aUVFirst = aC2d->Value(aPFirst), | |
2514 | aUVLast = aC2d->Value(aPLast); | |
2515 | ||
2516 | Standard_Real aUFirst = aUVFirst.X(), aULast = aUVLast.X(); | |
2517 | Standard_Real aVFirst = aUVFirst.Y(), aVLast = aUVLast.Y(); | |
2518 | ||
2519 | Standard_Real aCurMaxU = Max(aUFirst, aULast), | |
2520 | aCurMinU = Min(aUFirst, aULast); | |
2521 | Standard_Real aCurMaxV = Max(aVFirst, aVLast), | |
2522 | aCurMinV = Min(aVFirst, aVLast); | |
2523 | ||
2524 | if ( aCurMinU < aMinU ) | |
2525 | aMinU = aCurMinU; | |
2526 | if ( aCurMaxU > aMaxU ) | |
2527 | aMaxU = aCurMaxU; | |
2528 | if ( aCurMinV < aMinV ) | |
2529 | aMinV = aCurMinV; | |
2530 | if ( aCurMaxV > aMaxV ) | |
2531 | aMaxV = aCurMaxV; | |
2532 | ||
2533 | Standard_Real aDeltaU = aULast - aUFirst; | |
2534 | ||
2535 | aCumulDeltaU += aDeltaU; | |
2536 | aCumulDeltaUAbs += Abs(aDeltaU); | |
2537 | } | |
2538 | ||
2539 | theMinU = aMinU; | |
2540 | theMaxU = aMaxU; | |
2541 | theMinV = aMinV; | |
2542 | theMaxV = aMaxV; | |
2543 | isUDecrease = (aCumulDeltaU < 0 ? Standard_True : Standard_False); | |
2544 | ||
2545 | Standard_Boolean is2PIDelta = Abs(aCumulDeltaUAbs - 2*M_PI) <= theTolerance; | |
2546 | Standard_Boolean isAroundApex = Abs(theMaxU - theMinU) > 2*M_PI - theTolerance; | |
2547 | ||
2548 | return is2PIDelta && isAroundApex; | |
2549 | } | |
2550 | ||
2551 | //======================================================================= | |
2552 | //function : FixPeriodicDegenerated | |
2553 | //purpose : | |
2554 | //======================================================================= | |
2555 | ||
2556 | Standard_Boolean ShapeFix_Face::FixPeriodicDegenerated() | |
2557 | { | |
2558 | /* ===================== | |
2559 | * Prepare fix routine | |
2560 | * ===================== */ | |
2561 | ||
2562 | if ( !Context().IsNull() ) | |
2563 | { | |
2564 | TopoDS_Shape aSh = Context()->Apply(myFace); | |
2565 | myFace = TopoDS::Face(aSh); | |
2566 | } | |
2567 | ||
2568 | /* ================================================ | |
2569 | * Check if fix can be applied on the passed face | |
2570 | * ================================================ */ | |
2571 | ||
2572 | // Collect all wires owned by the face | |
2573 | TopTools_SequenceOfShape aWireSeq; | |
2574 | for ( TopoDS_Iterator aWireIt(myFace, Standard_False); aWireIt.More(); aWireIt.Next() ) | |
2575 | { | |
2576 | const TopoDS_Shape& aSubSh = aWireIt.Value(); | |
2577 | if ( aSubSh.ShapeType() != TopAbs_WIRE || ( aSubSh.Orientation() != TopAbs_FORWARD && | |
2578 | aSubSh.Orientation() != TopAbs_REVERSED ) ) | |
2579 | continue; | |
2580 | ||
2581 | aWireSeq.Append( aWireIt.Value() ); | |
2582 | } | |
2583 | ||
2584 | // Get number of wires and surface | |
2585 | Standard_Integer aNbWires = aWireSeq.Length(); | |
2586 | Handle(Geom_Surface) aSurface = BRep_Tool::Surface(myFace); | |
2587 | ||
2588 | // Only single wires on conical surfaces are checked | |
2589 | if ( aNbWires != 1 || aSurface.IsNull() || | |
2590 | aSurface->DynamicType() != STANDARD_TYPE(Geom_ConicalSurface) ) | |
2591 | return Standard_False; | |
2592 | ||
2593 | // Get the single wire | |
2594 | TopoDS_Wire aSoleWire = TopoDS::Wire( aWireSeq.Value(1) ); | |
2595 | ||
2596 | // Check whether this wire is belting the conical surface by period | |
2597 | Handle(Geom_ConicalSurface) aConeSurf = Handle(Geom_ConicalSurface)::DownCast(aSurface); | |
2598 | Standard_Real aMinLoopU = 0.0, aMaxLoopU = 0.0, aMinLoopV = 0.0, aMaxLoopV = 0.0; | |
2599 | Standard_Boolean isUDecrease = Standard_False; | |
2600 | ||
2601 | Standard_Boolean isConicLoop = IsPeriodicConicalLoop(aConeSurf, aSoleWire, Precision(), | |
2602 | aMinLoopU, aMaxLoopU, | |
2603 | aMinLoopV, aMaxLoopV, | |
2604 | isUDecrease); | |
2605 | ||
2606 | if ( !isConicLoop ) | |
2607 | return Standard_False; | |
2608 | ||
2609 | /* =============== | |
2610 | * Retrieve apex | |
2611 | * =============== */ | |
2612 | ||
2613 | // Get base circle of the conical surface (the circle it was built from) | |
2614 | Handle(Geom_Curve) aConeBaseCrv = aConeSurf->VIso(0.0); | |
2615 | Handle(Geom_Circle) aConeBaseCirc = Handle(Geom_Circle)::DownCast(aConeBaseCrv); | |
2616 | ||
2617 | // Retrieve conical props | |
2618 | Standard_Real aConeBaseR = aConeBaseCirc->Radius(); | |
2619 | Standard_Real aSemiAngle = aConeSurf->SemiAngle(); | |
2620 | ||
2621 | if ( fabs(aSemiAngle) <= Precision::Confusion() ) | |
2622 | return Standard_False; // Bad surface | |
2623 | ||
2624 | // Find the V parameter of the apex | |
2625 | Standard_Real aConeBaseH = aConeBaseR / Sin(aSemiAngle); | |
2626 | Standard_Real anApexV = -aConeBaseH; | |
2627 | ||
2628 | // Get apex vertex | |
2629 | TopoDS_Vertex anApex = BRepBuilderAPI_MakeVertex( aConeSurf->Apex() ); | |
2630 | ||
2631 | // ==================================== | |
2632 | // Build degenerated edge in the apex | |
2633 | // ==================================== | |
2634 | ||
2635 | TopoDS_Edge anApexEdge; | |
2636 | BRep_Builder aBuilder; | |
2637 | aBuilder.MakeEdge(anApexEdge); | |
2638 | ||
2639 | // Check if positional relationship between the initial wire and apex | |
2640 | // line in 2D is going to be consistent | |
2641 | if ( fabs(anApexV - aMinLoopV) <= Precision() || | |
2642 | fabs(anApexV - aMaxLoopV) <= Precision() || | |
2643 | ( anApexV < aMaxLoopV && anApexV > aMinLoopV ) ) | |
2644 | return Standard_False; | |
2645 | ||
2646 | Handle(Geom2d_Line) anApexCurve2d; | |
2647 | ||
2648 | // Apex curve below the wire | |
2649 | if ( anApexV < aMinLoopV ) | |
2650 | { | |
2651 | anApexCurve2d = new Geom2d_Line( gp_Pnt2d(aMinLoopU, anApexV), gp_Dir2d(1, 0) ); | |
2652 | if ( !isUDecrease ) | |
2653 | aSoleWire.Reverse(); | |
2654 | } | |
2655 | ||
2656 | // Apex curve above the wire | |
2657 | if ( anApexV > aMaxLoopV ) | |
2658 | { | |
2659 | anApexCurve2d = new Geom2d_Line( gp_Pnt2d(aMaxLoopU, anApexV), gp_Dir2d(-1, 0) ); | |
2660 | if ( isUDecrease ) | |
2661 | aSoleWire.Reverse(); | |
2662 | } | |
2663 | ||
2664 | // Create degenerated edge & wire for apex | |
2665 | aBuilder.UpdateEdge( anApexEdge, anApexCurve2d, myFace, Precision() ); | |
2666 | aBuilder.Add( anApexEdge, anApex ); | |
2667 | aBuilder.Add( anApexEdge, anApex.Reversed() ); | |
2668 | aBuilder.Degenerated(anApexEdge, Standard_True); | |
2669 | aBuilder.Range( anApexEdge, 0, fabs(aMaxLoopU - aMinLoopU) ); | |
2670 | TopoDS_Wire anApexWire = BRepBuilderAPI_MakeWire(anApexEdge); | |
2671 | ||
2672 | // =============================================================== | |
2673 | // Finalize the fix building new face and setting up the results | |
2674 | // =============================================================== | |
2675 | ||
2676 | // Collect the resulting set of wires | |
2677 | TopTools_SequenceOfShape aNewWireSeq; | |
2678 | aNewWireSeq.Append(aSoleWire); | |
2679 | aNewWireSeq.Append(anApexWire); | |
2680 | ||
2681 | // Assemble new face | |
2682 | TopoDS_Face aNewFace = TopoDS::Face( myFace.EmptyCopied() ); | |
2683 | aNewFace.Orientation(TopAbs_FORWARD); | |
2684 | BRep_Builder aFaceBuilder; | |
2685 | for ( Standard_Integer i = 1; i <= aNewWireSeq.Length(); i++ ) | |
2686 | { | |
2687 | TopoDS_Wire aNewWire = TopoDS::Wire( aNewWireSeq.Value(i) ); | |
2688 | aFaceBuilder.Add(aNewFace, aNewWire); | |
2689 | } | |
2690 | aNewFace.Orientation( myFace.Orientation() ); | |
2691 | ||
2692 | // Adjust the resulting state of the healing tool | |
2693 | myResult = aNewFace; | |
2694 | Context()->Replace(myFace, myResult); | |
2695 | ||
2696 | return Standard_True; | |
2697 | } |