7fd59977 |
1 | // File: BiTgte_Blend.cxx |
2 | // Created: Mon Dec 16 15:32:45 1996 |
3 | // Author: Bruno DUMORTIER |
4 | // <dub@brunox.paris1.matra-dtv.fr> |
5 | |
6 | #include <stdio.h> |
7 | |
8 | #include <BiTgte_Blend.ixx> |
9 | |
10 | // include - de tous les hxx, |
11 | // - de toutes les petites fonctions statiques. |
12 | |
13 | //======================== DEBUT DES FUNCTIONS STATIQUES ============ |
14 | #include <BiTgte_DataMapOfShapeBox.hxx> |
15 | #include <BiTgte_CurveOnEdge.hxx> |
16 | |
17 | #include <Bnd_Box.hxx> |
18 | #include <BRepBndLib.hxx> |
19 | #include <BRepTools.hxx> |
20 | #include <BRepTools_Quilt.hxx> |
21 | #include <BRepBuilderAPI_Sewing.hxx> |
22 | #include <BRep_Tool.hxx> |
23 | #include <BRep_Builder.hxx> |
24 | #include <BRepLib_MakeEdge.hxx> |
25 | #include <BRepOffset_DataMapOfShapeOffset.hxx> |
26 | #include <BRepOffset_DataMapIteratorOfDataMapOfShapeOffset.hxx> |
27 | #include <BRepOffset_Offset.hxx> |
28 | #include <BRepOffset_MakeLoops.hxx> |
29 | #include <BRepOffset_Inter3d.hxx> |
30 | #include <BRepOffset_Inter2d.hxx> |
31 | #include <BRepOffset_Interval.hxx> |
32 | #include <BRepOffset_ListOfInterval.hxx> |
33 | #include <BRepOffset_Tool.hxx> |
34 | #include <BRepAlgo_Loop.hxx> |
35 | #include <ChFi3d.hxx> |
36 | #include <GeomAbs_SurfaceType.hxx> |
37 | #include <GeomAPI_ProjectPointOnCurve.hxx> |
38 | #include <Geom_BSplineCurve.hxx> |
39 | #include <Geom_TrimmedCurve.hxx> |
40 | #include <Geom_Circle.hxx> |
41 | #include <Geom_Line.hxx> |
42 | #include <Geom2d_Curve.hxx> |
43 | #include <GeomAdaptor_Surface.hxx> |
44 | #include <Geom2dAdaptor_Curve.hxx> |
45 | #include <Geom2dAPI_ProjectPointOnCurve.hxx> |
46 | #include <TopExp_Explorer.hxx> |
47 | #include <TopoDS_Wire.hxx> |
48 | #include <TopoDS_Vertex.hxx> |
49 | #include <TopoDS_Edge.hxx> |
50 | #include <TopoDS_Compound.hxx> |
51 | #include <TopTools_ListOfShape.hxx> |
52 | #include <TopTools_SequenceOfShape.hxx> |
53 | #include <TopTools_DataMapOfShapeShape.hxx> |
54 | #include <TopTools_MapIteratorOfMapOfShape.hxx> |
55 | #include <TopTools_ListIteratorOfListOfShape.hxx> |
56 | #include <gp.hxx> |
57 | #include <gp_Pnt2d.hxx> |
58 | #include <gp_Lin2d.hxx> |
59 | #include <gp_Lin.hxx> |
60 | #include <gp_Dir2d.hxx> |
61 | #include <gp_Pnt.hxx> |
62 | #include <gp_Dir.hxx> |
63 | #include <gp_Ax1.hxx> |
64 | #include <gp_Ax3.hxx> |
65 | #include <gp_Circ.hxx> |
66 | #include <gp_Sphere.hxx> |
67 | |
68 | #include <AppCont_Function.hxx> |
69 | #include <Approx_FitAndDivide.hxx> |
70 | #include <AppParCurves_MultiCurve.hxx> |
71 | #include <BSplCLib.hxx> |
72 | #include <Convert_CompBezierCurvesToBSplineCurve.hxx> |
73 | #include <Precision.hxx> |
74 | #include <TColgp_Array1OfPnt.hxx> |
75 | #include <TColStd_Array1OfReal.hxx> |
76 | #include <TColStd_Array1OfInteger.hxx> |
77 | |
78 | #include <Standard_NotImplemented.hxx> |
79 | |
80 | #include <BRepLib.hxx> |
81 | #include <ElSLib.hxx> |
82 | #include <GeomAPI.hxx> |
83 | #include <TopoDS.hxx> |
84 | #include <TopExp.hxx> |
85 | |
86 | #include <OSD_Chronometer.hxx> |
87 | // variables pour les performances |
88 | Standard_Real t_mkcurve; |
89 | //Standard_IMPORT extern void ChFi3d_InitChron(OSD_Chronometer& ch); |
90 | Standard_EXPORT void ChFi3d_InitChron(OSD_Chronometer& ch); |
91 | //Standard_IMPORT extern void ChFi3d_ResultChron(OSD_Chronometer & ch, |
92 | Standard_IMPORT void ChFi3d_ResultChron(OSD_Chronometer & ch, |
93 | Standard_Real& time); |
94 | #ifdef DRAW |
95 | static Standard_Boolean Affich = Standard_False; |
96 | static char name[100]; |
97 | #include <DBRep.hxx> |
98 | #endif |
99 | |
100 | //======================================================================= |
101 | //function : IsOnRestriction |
102 | //purpose : |
103 | //======================================================================= |
104 | |
105 | static Standard_Boolean IsOnRestriction(const TopoDS_Vertex& V, |
106 | const TopoDS_Edge& CurE, |
107 | const TopoDS_Face& F, |
108 | TopoDS_Edge& E) |
109 | { |
110 | // on cherche si le Vertex V de CurE est sur une restriction de F. |
111 | // si oui, on stocke dans E cette restriction. |
112 | |
113 | // dub - 03 01 97 |
114 | // Methode un peu brutale : on peut vraisemblablement optimiser par |
115 | // un appel direct a la SD des intersections -> Voir LBR |
116 | |
117 | Standard_Real f,l; |
118 | Handle(Geom2d_Curve) CurC = BRep_Tool::CurveOnSurface(CurE,F,f,l); |
119 | Standard_Real U = BRep_Tool::Parameter(V,CurE,F); |
120 | gp_Pnt2d P = CurC->Value(U); |
121 | |
122 | Geom2dAPI_ProjectPointOnCurve Proj; |
123 | |
124 | // On gonfle la tolerance : il vaut mieux construire trop de tuyaux |
125 | // que de rater des intersections. |
126 | // Standard_Real Tol = 100 * BRep_Tool::Tolerance(V); |
127 | Standard_Real Tol = BRep_Tool::Tolerance(V); |
128 | TopExp_Explorer exp(F,TopAbs_EDGE); |
129 | for ( ; exp.More(); exp.Next()) { |
130 | E = TopoDS::Edge(exp.Current()); |
131 | Handle(Geom2d_Curve) PC = BRep_Tool::CurveOnSurface(E,F,f,l); |
132 | Proj.Init(P,PC,f,l); |
133 | if ( Proj.NbPoints() > 0) { |
134 | if (Proj.LowerDistance() < Tol) { |
135 | return Standard_True; |
136 | } |
137 | } |
138 | } |
139 | return Standard_False; |
140 | } |
141 | |
142 | //======================================================================= |
143 | //function : Add |
144 | //purpose : |
145 | //======================================================================= |
146 | |
147 | static void Add(const TopoDS_Edge& E, |
148 | TopTools_MapOfShape& Map, |
149 | const TopoDS_Shape& S, |
150 | const BRepOffset_Offset& OF, |
151 | const BRepOffset_Analyse& Analyse, |
152 | const Standard_Boolean WarningSurBordLibre) |
153 | // Si WarningSurBordLibre = TRUE, pas de propagation si l'arete est verte |
154 | { |
155 | TopAbs_ShapeEnum Type = S.ShapeType(); |
156 | |
157 | if ( Type == TopAbs_FACE) { |
158 | TopExp_Explorer exp(S,TopAbs_EDGE); |
159 | for ( ; exp.More(); exp.Next()) { |
160 | const TopoDS_Edge& OriE = TopoDS::Edge(exp.Current()); |
161 | TopoDS_Shape aLocalShape = OF.Generated(OriE); |
162 | const TopoDS_Edge& IE = TopoDS::Edge(aLocalShape); |
163 | // const TopoDS_Edge& IE = TopoDS::Edge(OF.Generated(OriE)); |
164 | if ( E.IsEqual(IE)) { |
165 | if (WarningSurBordLibre) { |
166 | // On s'assure alors que ce n'est pas un bord libre. |
167 | const TopTools_ListOfShape& L = Analyse.Ancestors(OriE); |
168 | if (L.Extent() == 1) break; // On ne fait rien. |
169 | } |
170 | Map.Add(exp.Current()); |
171 | break; |
172 | } |
173 | } |
174 | } |
175 | else if ( Type == TopAbs_EDGE) { |
176 | TopExp_Explorer exp(S,TopAbs_VERTEX); |
177 | for ( ; exp.More(); exp.Next()) { |
178 | TopoDS_Shape aLocalShape = OF.Generated(exp.Current()); |
179 | const TopoDS_Edge& IE = TopoDS::Edge(aLocalShape); |
180 | // const TopoDS_Edge& IE = TopoDS::Edge(OF.Generated(exp.Current())); |
181 | if ( E.IsEqual(IE)) { |
182 | const TopTools_ListOfShape& L = Analyse.Ancestors(exp.Current()); |
183 | TopTools_ListIteratorOfListOfShape it(L); |
184 | for ( ; it.More(); it.Next()) { |
185 | Map.Add(it.Value()); |
186 | } |
187 | break; |
188 | } |
189 | } |
190 | } |
191 | } |
192 | |
193 | |
194 | //======================================================================= |
195 | //function : IsInFace |
196 | //purpose : |
197 | //======================================================================= |
198 | |
199 | static Standard_Boolean IsInFace(const TopoDS_Edge& E, |
200 | const TopoDS_Face& F) |
201 | { |
202 | TopExp_Explorer exp(F,TopAbs_EDGE); |
203 | for ( ;exp.More(); exp.Next()) |
204 | if ( E.IsSame(exp.Current())) return Standard_True; |
205 | return Standard_False; |
206 | } |
207 | |
208 | |
209 | //======================================================================= |
210 | //function : KPartCurve3d |
211 | //purpose : |
212 | //======================================================================= |
213 | |
214 | static void KPartCurve3d(TopoDS_Edge Edge, |
215 | Handle(Geom2d_Curve) Curve, |
216 | Handle(Geom_Surface) Surf) |
217 | { |
218 | // try to find the particular case |
219 | // if not found call BRepLib::BuildCurve3d |
220 | |
221 | TopLoc_Location Loc; |
222 | Standard_Real Tol = Precision::Confusion(); |
223 | |
224 | Standard_Boolean IsComputed = Standard_False; |
225 | |
226 | // Seach only isos on analytiques surfaces. |
227 | Geom2dAdaptor_Curve C(Curve); |
228 | GeomAdaptor_Surface S(Surf); |
229 | GeomAbs_CurveType CTy = C.GetType(); |
230 | GeomAbs_SurfaceType STy = S.GetType(); |
231 | BRep_Builder TheBuilder; |
232 | |
233 | if ( STy != GeomAbs_Plane) { // if plane buildcurve3d gere KPart |
234 | if ( CTy == GeomAbs_Line) { |
235 | gp_Dir2d D = C.Line().Direction(); |
236 | if ( D.IsParallel(gp::DX2d(),Precision::Angular())) { // Iso V. |
237 | if ( STy == GeomAbs_Sphere) { |
238 | gp_Pnt2d P = C.Line().Location(); |
239 | if ( Abs( Abs(P.Y()) -PI/2. ) < Precision::PConfusion()) { |
240 | TheBuilder.Degenerated(Edge, Standard_True); |
241 | } |
242 | else { |
243 | gp_Sphere Sph = S.Sphere(); |
244 | gp_Ax3 Axis = Sph.Position(); |
245 | gp_Circ Ci = ElSLib::SphereVIso(Axis, |
246 | Sph.Radius(), |
247 | P.Y()); |
248 | gp_Dir DRev = Axis.XDirection().Crossed(Axis.YDirection()); |
249 | gp_Ax1 AxeRev(Axis.Location(), DRev); |
250 | Ci.Rotate(AxeRev, P.X()); |
251 | Handle(Geom_Circle) Circle = new Geom_Circle(Ci); |
252 | if ( D.IsOpposite(gp::DX2d(),Precision::Angular())) |
253 | Circle->Reverse(); |
254 | TheBuilder.UpdateEdge(Edge, Circle, Loc, Tol); |
255 | } |
256 | IsComputed = Standard_True; |
257 | } |
258 | else if ( STy == GeomAbs_Cylinder) { |
259 | gp_Cylinder Cyl = S.Cylinder(); |
260 | gp_Pnt2d P = C.Line().Location(); |
261 | gp_Ax3 Axis = Cyl.Position(); |
262 | gp_Circ Ci = ElSLib::CylinderVIso(Axis, |
263 | Cyl.Radius(), |
264 | P.Y()); |
265 | gp_Dir DRev = Axis.XDirection().Crossed(Axis.YDirection()); |
266 | gp_Ax1 AxeRev(Axis.Location(), DRev); |
267 | Ci.Rotate(AxeRev, P.X()); |
268 | Handle(Geom_Circle) Circle = new Geom_Circle(Ci); |
269 | if ( D.IsOpposite(gp::DX2d(),Precision::Angular())) |
270 | Circle->Reverse(); |
271 | TheBuilder.UpdateEdge(Edge, Circle, Loc, Tol); |
272 | IsComputed = Standard_True; |
273 | } |
274 | else if ( STy == GeomAbs_Cone) { |
275 | gp_Cone Cone = S.Cone(); |
276 | gp_Pnt2d P = C.Line().Location(); |
277 | gp_Ax3 Axis = Cone.Position(); |
278 | gp_Circ Ci = ElSLib::ConeVIso(Axis, |
279 | Cone.RefRadius(), |
280 | Cone.SemiAngle(), |
281 | P.Y()); |
282 | gp_Dir DRev = Axis.XDirection().Crossed(Axis.YDirection()); |
283 | gp_Ax1 AxeRev(Axis.Location(), DRev); |
284 | Ci.Rotate(AxeRev, P.X()); |
285 | Handle(Geom_Circle) Circle = new Geom_Circle(Ci); |
286 | if ( D.IsOpposite(gp::DX2d(),Precision::Angular())) |
287 | Circle->Reverse(); |
288 | TheBuilder.UpdateEdge(Edge, Circle, Loc, Tol); |
289 | IsComputed = Standard_True; |
290 | } |
291 | else if ( STy == GeomAbs_Torus) { |
292 | gp_Torus Tore = S.Torus(); |
293 | gp_Pnt2d P = C.Line().Location(); |
294 | gp_Ax3 Axis = Tore.Position(); |
295 | gp_Circ Ci = ElSLib::TorusVIso(Axis, |
296 | Tore.MajorRadius(), |
297 | Tore.MinorRadius(), |
298 | P.Y()); |
299 | gp_Dir DRev = Axis.XDirection().Crossed(Axis.YDirection()); |
300 | gp_Ax1 AxeRev(Axis.Location(), DRev); |
301 | Ci.Rotate(AxeRev, P.X()); |
302 | Handle(Geom_Circle) Circle = new Geom_Circle(Ci); |
303 | if ( D.IsOpposite(gp::DX2d(),Precision::Angular())) |
304 | Circle->Reverse(); |
305 | TheBuilder.UpdateEdge(Edge, Circle, Loc, Tol); |
306 | IsComputed = Standard_True; |
307 | } |
308 | } |
309 | else if ( D.IsParallel(gp::DY2d(),Precision::Angular())) { // Iso U. |
310 | if ( STy == GeomAbs_Sphere) { |
311 | gp_Sphere Sph = S.Sphere(); |
312 | gp_Pnt2d P = C.Line().Location(); |
313 | gp_Ax3 Axis = Sph.Position(); |
314 | // calculde l'iso 0. |
315 | gp_Circ Ci = ElSLib::SphereUIso(Axis, Sph.Radius(),0.); |
316 | |
317 | // mise a sameparameter (rotation du cercle - decalage du Y) |
318 | gp_Dir DRev = Axis.XDirection().Crossed(Axis. Direction()); |
319 | gp_Ax1 AxeRev(Axis.Location(),DRev); |
320 | Ci.Rotate(AxeRev, P.Y()); |
321 | |
322 | // transformation en iso U ( = P.X()) |
323 | DRev = Axis.XDirection().Crossed(Axis.YDirection()); |
324 | AxeRev = gp_Ax1(Axis.Location(), DRev); |
325 | Ci.Rotate(AxeRev, P.X()); |
326 | Handle(Geom_Circle) Circle = new Geom_Circle(Ci); |
327 | |
328 | if ( D.IsOpposite(gp::DY2d(),Precision::Angular())) |
329 | Circle->Reverse(); |
330 | TheBuilder.UpdateEdge(Edge, Circle, Loc, Tol); |
331 | IsComputed = Standard_True; |
332 | } |
333 | else if ( STy == GeomAbs_Cylinder) { |
334 | gp_Cylinder Cyl = S.Cylinder(); |
335 | gp_Pnt2d P = C.Line().Location(); |
336 | gp_Lin L = ElSLib::CylinderUIso(Cyl.Position(), |
337 | Cyl.Radius(), |
338 | P.X()); |
339 | gp_Vec Tr(L.Direction()); |
340 | Tr.Multiply(P.Y()); |
341 | L.Translate(Tr); |
342 | Handle(Geom_Line) Line = new Geom_Line(L); |
343 | if ( D.IsOpposite(gp::DY2d(),Precision::Angular())) |
344 | Line->Reverse(); |
345 | TheBuilder.UpdateEdge(Edge, Line, Loc, Tol); |
346 | IsComputed = Standard_True; |
347 | } |
348 | else if ( STy == GeomAbs_Cone) { |
349 | gp_Cone Cone = S.Cone(); |
350 | gp_Pnt2d P = C.Line().Location(); |
351 | gp_Lin L = ElSLib::ConeUIso(Cone.Position(), |
352 | Cone.RefRadius(), |
353 | Cone.SemiAngle(), |
354 | P.X()); |
355 | gp_Vec Tr(L.Direction()); |
356 | Tr.Multiply(P.Y()); |
357 | L.Translate(Tr); Handle(Geom_Line) Line = new Geom_Line(L); |
358 | if ( D.IsOpposite(gp::DY2d(),Precision::Angular())) |
359 | Line->Reverse(); |
360 | TheBuilder.UpdateEdge(Edge, Line, Loc, Tol); |
361 | IsComputed = Standard_True; |
362 | } |
363 | else if ( STy == GeomAbs_Torus) { |
364 | } |
365 | } |
366 | } |
367 | } |
368 | else { // Cas Plan |
369 | Handle(Geom_Curve) C3d = GeomAPI::To3d(Curve,S.Plane()); |
370 | TheBuilder.UpdateEdge(Edge, C3d, Loc, Tol); |
371 | IsComputed = Standard_True; |
372 | } |
373 | } |
374 | |
375 | |
376 | //======================================================================= |
377 | //function : MakeCurve |
378 | //purpose : |
379 | //======================================================================= |
380 | |
381 | class MakeCurve_Function : public AppCont_Function |
382 | { |
383 | BiTgte_CurveOnEdge myCurve; |
384 | |
385 | public : |
386 | |
387 | MakeCurve_Function(const BiTgte_CurveOnEdge& C) : myCurve(C) {}; |
388 | |
389 | Standard_Real FirstParameter() const |
390 | {return myCurve.FirstParameter();} |
391 | |
392 | Standard_Real LastParameter() const |
393 | {return myCurve.LastParameter();} |
394 | |
395 | gp_Pnt Value(const Standard_Real t) const |
396 | {return myCurve.Value(t);} |
397 | |
398 | Standard_Boolean D1(const Standard_Real /*t*/, gp_Pnt& /*P*/, gp_Vec& /*V*/) const |
399 | {return Standard_False;} |
400 | |
401 | }; |
402 | |
403 | Handle(Geom_Curve) MakeCurve (const BiTgte_CurveOnEdge& HC) |
404 | { |
405 | Handle(Geom_Curve) C; |
406 | |
407 | #if DEB |
408 | OSD_Chronometer ch; |
409 | ChFi3d_InitChron(ch); |
410 | #endif |
411 | |
412 | if ( HC.GetType() == GeomAbs_Circle) { |
413 | C = new Geom_Circle(HC.Circle()); |
414 | C = new Geom_TrimmedCurve(C,HC.FirstParameter(),HC.LastParameter()); |
415 | } |
416 | else { // on fait l'approx |
417 | MakeCurve_Function F(HC); |
418 | Standard_Integer Deg1, Deg2; |
419 | Deg1 = Deg2 = 8; |
420 | Standard_Real Tol = Precision::Approximation(); |
421 | Approx_FitAndDivide Fit(F,Deg1,Deg2,Tol,Tol,Standard_True); |
422 | Standard_Integer i; |
423 | Standard_Integer NbCurves = Fit.NbMultiCurves(); |
424 | // on essaie de rendre la courbe au moins C1 |
425 | Convert_CompBezierCurvesToBSplineCurve Conv; |
426 | |
427 | for (i = 1; i <= NbCurves; i++) { |
428 | AppParCurves_MultiCurve MC = Fit.Value( i); //Charge la Ieme Curve |
429 | TColgp_Array1OfPnt Poles( 1, MC.Degree() + 1); //Recupere les poles |
430 | MC.Curve(1, Poles); |
431 | |
432 | Conv.AddCurve(Poles); |
433 | } |
434 | |
435 | Conv.Perform(); |
436 | |
437 | Standard_Integer NbPoles = Conv.NbPoles(); |
438 | Standard_Integer NbKnots = Conv.NbKnots(); |
439 | TColgp_Array1OfPnt NewPoles(1,NbPoles); |
440 | TColStd_Array1OfReal NewKnots(1,NbKnots); |
441 | TColStd_Array1OfInteger NewMults(1,NbKnots); |
442 | |
443 | Conv.KnotsAndMults(NewKnots,NewMults); |
444 | Conv.Poles(NewPoles); |
445 | |
446 | BSplCLib::Reparametrize(HC.FirstParameter(), |
447 | HC.LastParameter(), |
448 | NewKnots); |
449 | |
450 | C = new Geom_BSplineCurve (NewPoles, |
451 | NewKnots, |
452 | NewMults, |
453 | Conv.Degree()); |
454 | } |
455 | |
456 | #if DEB |
457 | ChFi3d_ResultChron(ch, t_mkcurve); |
458 | #endif |
459 | |
460 | return C; |
461 | } |
462 | |
463 | |
464 | //======================================================================= |
465 | //function : Touched |
466 | //purpose : On ne donne que les faces connexes aux bouchons |
467 | //======================================================================= |
468 | |
469 | static void Touched(const BRepOffset_Analyse& Analyse, |
470 | const TopTools_MapOfShape& StopFaces, |
471 | const TopoDS_Shape& Shape, |
472 | TopTools_MapOfShape& TouchedByCork) |
473 | { |
474 | // pour l'instant on ne fait rien !! |
475 | // Le traitement merde !! |
476 | if ( Standard_True) { |
477 | return; |
478 | } |
479 | else { |
480 | TopExp_Explorer exp(Shape, TopAbs_EDGE); |
481 | for ( ; exp.More(); exp.Next()) { |
482 | const TopTools_ListOfShape& L = Analyse.Ancestors(exp.Current()); |
483 | if (StopFaces.Contains(L.First())) |
484 | TouchedByCork.Add(L.Last()); |
485 | else if (StopFaces.Contains(L.Last())) |
486 | TouchedByCork.Add(L.First()); |
487 | } |
488 | } |
489 | } |
490 | |
491 | //======================================================================= |
492 | //function : FindVertex |
493 | //purpose : |
494 | //======================================================================= |
495 | |
496 | static TopoDS_Vertex FindVertex(const gp_Pnt& P, |
497 | const TopTools_MapOfShape& Map, |
498 | const Standard_Real Tol) |
499 | { |
500 | BRep_Builder B; |
501 | // Find in <Map> a vertex which represent the point <P>. |
502 | Standard_Real Tol2,Dist; |
503 | TopoDS_Vertex V,VV[2]; |
504 | Standard_Real TolCarre = Tol*Tol; |
505 | TopTools_MapIteratorOfMapOfShape it(Map); |
506 | for ( ; it.More(); it.Next()) { |
507 | const TopoDS_Edge& E = TopoDS::Edge(it.Key()); |
508 | if ( !E.IsNull()) { |
509 | TopExp::Vertices(E,VV[0],VV[1]); |
510 | |
511 | for (Standard_Integer i = 0; i < 2 ; i++) { |
512 | // si OK dans la Tolerance du Vertex |
513 | Tol2 = BRep_Tool::Tolerance(VV[i]); |
514 | Tol2 *= Tol2; |
515 | gp_Pnt P1 = BRep_Tool::Pnt(VV[i]); |
516 | Dist = P.SquareDistance(P1); |
517 | if ( Dist <= Tol2) return VV[i]; |
518 | // sinon dans la tolerance demandee. |
519 | if (TolCarre > Tol2) { |
520 | if ( Dist <= TolCarre) { |
521 | // il faut alors updater la tolerance du Vertex. |
522 | B.UpdateVertex(VV[i],Tol); |
523 | return VV[i]; |
524 | } |
525 | } |
526 | } |
527 | } |
528 | } |
529 | |
530 | return V; |
531 | } |
532 | |
533 | |
534 | //======================================================================= |
535 | //function : MakeDegeneratedEdge |
536 | //purpose : |
537 | //======================================================================= |
538 | |
539 | static TopoDS_Edge MakeDegeneratedEdge(const Handle(Geom_Curve)& CC, |
540 | const TopoDS_Vertex& VfOnE) |
541 | { |
542 | BRep_Builder B; |
543 | Standard_Real Tol = Precision::Confusion(); |
544 | // kill trimmed curves |
545 | Handle(Geom_Curve) C = CC; |
546 | Handle(Geom_TrimmedCurve) CT = Handle(Geom_TrimmedCurve)::DownCast(C); |
547 | while (!CT.IsNull()) { |
548 | C = CT->BasisCurve(); |
549 | CT = Handle(Geom_TrimmedCurve)::DownCast(C); |
550 | } |
551 | |
552 | TopoDS_Vertex V1,V2; |
553 | if ( VfOnE.IsNull()) { |
554 | gp_Pnt P = C->Value(C->FirstParameter()); |
555 | B.MakeVertex(V1,P,Tol); |
556 | V2 = V1; |
557 | } |
558 | else { |
559 | V1 = V2 = VfOnE; |
560 | } |
561 | V1.Orientation(TopAbs_FORWARD); |
562 | V2.Orientation(TopAbs_REVERSED); |
563 | |
564 | TopoDS_Edge E; |
565 | B.MakeEdge(E,C,Tol); |
566 | B.Add(E,V1); B.Add(E,V2); |
567 | // B.UpdateVertex(V1,C->FirstParameter(),E,Tol); |
568 | // B.UpdateVertex(V2,C->LastParameter(),E,Tol); |
569 | B.Range(E,CC->FirstParameter(),CC->LastParameter()); |
570 | return E; |
571 | } |
572 | |
573 | |
574 | //======================================================================= |
575 | //function : Orientation |
576 | //purpose : |
577 | //======================================================================= |
578 | |
579 | static TopAbs_Orientation Orientation(const TopoDS_Edge& E, |
580 | const TopoDS_Face& F, |
581 | const TopTools_ListOfShape& L) |
582 | { |
583 | #ifndef DEB |
584 | TopAbs_Orientation Orien = TopAbs_FORWARD; |
585 | #else |
586 | TopAbs_Orientation Orien; |
587 | #endif |
588 | TopTools_ListIteratorOfListOfShape itld; |
589 | for ( itld.Initialize(L); itld.More(); itld.Next()) { |
590 | if ( itld.Value().IsSame(E)) { |
591 | Orien = itld.Value().Orientation(); |
592 | break; |
593 | } |
594 | } |
595 | if ( F.Orientation() == TopAbs_REVERSED) |
596 | Orien = TopAbs::Reverse(Orien); |
597 | |
598 | return Orien; |
599 | } |
600 | |
601 | //======================================================================= |
602 | //function : FindCreatedEdge |
603 | //purpose : |
604 | //======================================================================= |
605 | |
606 | static TopoDS_Edge FindCreatedEdge |
607 | (const TopoDS_Vertex& V1, |
608 | const TopoDS_Edge& E, |
609 | const BRepOffset_DataMapOfShapeOffset& MapSF, |
610 | TopTools_MapOfShape& MapOnV, |
611 | const BRepOffset_Analyse& CenterAnalyse, |
612 | Standard_Real Radius, |
613 | Standard_Real Tol) |
614 | { |
615 | TopoDS_Edge E1; |
616 | if (!CenterAnalyse.HasAncestor(V1)) return E1; // return a Null Shape. |
617 | |
618 | TopTools_ListOfShape TangE; |
619 | CenterAnalyse.TangentEdges(E,V1,TangE); |
620 | |
621 | TopTools_ListIteratorOfListOfShape itl(TangE); |
622 | Standard_Boolean Find = Standard_False; |
623 | for ( ; itl.More() && !Find; itl.Next()) { |
624 | const TopoDS_Edge& ET = TopoDS::Edge(itl.Value()); |
625 | if ( MapSF.IsBound(ET)) { |
626 | TopoDS_Shape aLocalShape = MapSF(ET).Generated(V1); |
627 | E1 = TopoDS::Edge(aLocalShape); |
628 | // E1 = TopoDS::Edge(MapSF(ET).Generated(V1)); |
629 | MapOnV.Add(E1); |
630 | Find = Standard_True; |
631 | } |
632 | else { |
633 | // On cherche le partage des vertex dans le cas de 3 edges |
634 | // tgts consecutifs dont le deuxieme est un edge qui degenere |
635 | // le tuyau. |
636 | TopLoc_Location CLoc; |
637 | Standard_Real ff,ll; |
638 | Handle(Geom_Curve) CET = |
639 | BRep_Tool::Curve(ET,CLoc,ff,ll); |
640 | if ( CET->DynamicType() == STANDARD_TYPE(Geom_TrimmedCurve)) { |
641 | CET = Handle(Geom_TrimmedCurve)::DownCast(CET)->BasisCurve(); |
642 | } |
643 | Handle(Geom_Circle) Circ = Handle(Geom_Circle)::DownCast(CET); |
644 | if ( Circ.IsNull()) continue; |
645 | if ( Abs(Circ->Radius() - Abs(Radius)) > Tol) continue; |
646 | |
647 | TopoDS_Vertex U1,U2; |
648 | TopExp::Vertices(ET,U1,U2); |
649 | if ( U1.IsSame(V1)) U1 = U2; |
650 | TopTools_ListOfShape Tang2; |
651 | CenterAnalyse.TangentEdges(ET,U1,Tang2); |
652 | TopTools_ListIteratorOfListOfShape it2(Tang2); |
653 | for ( ; it2.More() ; it2.Next()) { |
654 | const TopoDS_Edge& ET2 = TopoDS::Edge(it2.Value()); |
655 | if ( MapSF.IsBound(ET2)) { |
656 | TopoDS_Shape aLocalShape = MapSF(ET2).Generated(U1); |
657 | MapOnV.Add(TopoDS::Edge(aLocalShape)); |
658 | // MapOnV.Add(TopoDS::Edge(MapSF(ET2).Generated(U1))); |
659 | } |
660 | } |
661 | } |
662 | } |
663 | if (!Find) { |
664 | TangE.Clear(); |
665 | // CenterAnalyse.Edges(V1f, OT, TangE); |
666 | if (CenterAnalyse.HasAncestor(V1)) { |
667 | TangE = CenterAnalyse.Ancestors(V1); |
668 | itl.Initialize(TangE); |
669 | for ( ; itl.More() && !Find; itl.Next()) { |
670 | if ( MapSF.IsBound(itl.Value())) { |
671 | MapOnV.Add(MapSF(itl.Value()).Generated(V1)); |
672 | } |
673 | } |
674 | } |
675 | } |
676 | |
677 | return E1; |
678 | } |
679 | |
680 | //======================================================================= |
681 | //function : Bubble |
682 | //purpose : Ordonne la sequence de vertex en parametre croissant. |
683 | //======================================================================= |
684 | |
685 | static void Bubble(const TopoDS_Edge& E, |
686 | TopTools_SequenceOfShape& Seq) |
687 | { |
688 | Standard_Boolean Invert = Standard_True; |
689 | Standard_Integer NbPoints = Seq.Length(); |
690 | Standard_Real U1,U2; |
691 | TopoDS_Vertex V1,V2; |
692 | |
693 | while (Invert) { |
694 | Invert = Standard_False; |
695 | for ( Standard_Integer i = 1; i < NbPoints; i++) { |
696 | TopoDS_Shape aLocalShape = Seq.Value(i) .Oriented(TopAbs_INTERNAL); |
697 | V1 = TopoDS::Vertex(aLocalShape); |
698 | aLocalShape = Seq.Value(i+1).Oriented(TopAbs_INTERNAL); |
699 | V2 = TopoDS::Vertex(aLocalShape); |
700 | // V1 = TopoDS::Vertex(Seq.Value(i) .Oriented(TopAbs_INTERNAL)); |
701 | // V2 = TopoDS::Vertex(Seq.Value(i+1).Oriented(TopAbs_INTERNAL)); |
702 | |
703 | U1 = BRep_Tool::Parameter(V1,E); |
704 | U2 = BRep_Tool::Parameter(V2,E); |
705 | if (U2 < U1) { |
706 | Seq.Exchange(i,i+1); |
707 | Invert = Standard_True; |
708 | } |
709 | } |
710 | } |
711 | } |
712 | |
713 | //======================================================================= |
714 | //function : CutEdge |
715 | //purpose : |
716 | //======================================================================= |
717 | |
718 | static void CutEdge (const TopoDS_Edge& E, |
719 | const TopTools_ListOfShape& VOnE, |
720 | TopTools_ListOfShape& NE ) |
721 | { |
722 | TopoDS_Shape aLocalShape = E.Oriented(TopAbs_FORWARD); |
723 | TopoDS_Edge WE = TopoDS::Edge(aLocalShape); |
724 | // TopoDS_Edge WE = TopoDS::Edge(E.Oriented(TopAbs_FORWARD)); |
725 | |
726 | Standard_Real U1,U2; |
727 | TopoDS_Vertex V1,V2; |
728 | TopTools_SequenceOfShape SV; |
729 | TopTools_ListIteratorOfListOfShape it(VOnE); |
730 | BRep_Builder B; |
731 | |
732 | for ( ; it.More(); it.Next()) { |
733 | SV.Append(it.Value()); |
734 | } |
735 | //-------------------------------- |
736 | // Tri des vertex sur l edge. |
737 | //-------------------------------- |
738 | Bubble (WE,SV); |
739 | |
740 | Standard_Integer NbVer = SV.Length(); |
741 | //---------------------------------------------------------------- |
742 | // Construction des nouvelles edges. |
743 | // Remarque : les vertex extremites de l edges ne sont pas |
744 | // forcement dans la liste des vertex |
745 | //---------------------------------------------------------------- |
746 | if (SV.IsEmpty()) { |
747 | NE.Append(E); |
748 | return; |
749 | } |
750 | TopoDS_Vertex VF,VL; |
751 | Standard_Real f,l; |
752 | BRep_Tool::Range(WE,f,l); |
753 | TopExp::Vertices(WE,VF,VL); |
754 | |
755 | if (NbVer == 2) { |
756 | if (SV(1).IsEqual(VF) && SV(2).IsEqual(VL)) { |
757 | NE.Append(E); |
758 | return; |
759 | } |
760 | } |
761 | //---------------------------------------------------- |
762 | // Traitement des edges fermes |
763 | // Si un vertex d intersection est sur le vertex |
764 | // commun il doit apparaitre eb debut et en fin de SV. |
765 | //---------------------------------------------------- |
766 | TopoDS_Vertex VCEI; |
767 | |
768 | if (!VF.IsNull() && !VF.IsSame(SV.First())) SV.Prepend(VF); |
769 | if (!VL.IsNull() && !VL.IsSame(SV.Last ())) SV.Append (VL); |
770 | |
771 | V1 = TopoDS::Vertex(SV.First()); |
772 | SV.Remove(1); |
773 | |
774 | while (!SV.IsEmpty()) { |
775 | |
776 | V2 = TopoDS::Vertex(SV.First()); |
777 | SV.Remove(1); |
778 | |
779 | if ( V1.IsSame(V2)) { |
780 | cout << "Vertex Confondus dans CutEdges" << endl; |
781 | continue; |
782 | } |
783 | //------------------------------------------- |
784 | // Copie de l edge et restriction par V1 V2. |
785 | //------------------------------------------- |
786 | TopoDS_Shape aLocalShape =WE.EmptyCopied(); |
787 | TopoDS_Edge NewEdge = TopoDS::Edge(aLocalShape); |
788 | // TopoDS_Edge NewEdge = TopoDS::Edge(WE.EmptyCopied()); |
789 | B.Add (NewEdge,V1.Oriented(TopAbs_FORWARD)); |
790 | B.Add (NewEdge,V2.Oriented(TopAbs_REVERSED)); |
791 | if (V1.IsSame(VF)) |
792 | U1 = f; |
793 | else { |
794 | aLocalShape = V1.Oriented(TopAbs_INTERNAL); |
795 | U1 = BRep_Tool::Parameter(TopoDS::Vertex(aLocalShape),WE); |
796 | // U1 = BRep_Tool::Parameter |
797 | // (TopoDS::Vertex(V1.Oriented(TopAbs_INTERNAL)),WE); |
798 | } |
799 | if (V2.IsSame(VL)) |
800 | U2 = l; |
801 | else { |
802 | aLocalShape = V2.Oriented(TopAbs_INTERNAL); |
803 | U2 = BRep_Tool::Parameter(TopoDS::Vertex(aLocalShape),WE); |
804 | // U2 = BRep_Tool::Parameter |
805 | // (TopoDS::Vertex(V2.Oriented(TopAbs_INTERNAL)),WE); |
806 | } |
807 | B.Range (NewEdge,U1,U2); |
808 | NE.Append(NewEdge.Oriented(E.Orientation())); |
809 | |
810 | V1 = V2; |
811 | } |
812 | } |
813 | //======================== FIN DES FUNCTIONS STATIQUES ============ |
814 | |
815 | |
816 | |
817 | |
818 | //======================================================================= |
819 | //function : BiTgte_Blend |
820 | //purpose : |
821 | //======================================================================= |
822 | |
823 | BiTgte_Blend::BiTgte_Blend() |
824 | { |
825 | myAsDes = new BRepAlgo_AsDes(); |
826 | myNbBranches = -1; |
827 | } |
828 | |
829 | |
830 | //======================================================================= |
831 | //function : BiTgte_Blend |
832 | //purpose : |
833 | //======================================================================= |
834 | |
835 | BiTgte_Blend::BiTgte_Blend(const TopoDS_Shape& S, |
836 | const Standard_Real Radius, |
837 | const Standard_Real Tol, |
838 | const Standard_Boolean NUBS) |
839 | { |
840 | myAsDes = new BRepAlgo_AsDes(); |
841 | Init(S,Radius,Tol,NUBS); |
842 | } |
843 | |
844 | |
845 | //======================================================================= |
846 | //function : Init |
847 | //purpose : |
848 | //======================================================================= |
849 | |
850 | void BiTgte_Blend::Init(const TopoDS_Shape& S, |
851 | const Standard_Real Radius, |
852 | const Standard_Real Tol, |
853 | const Standard_Boolean NUBS) |
854 | { |
855 | Clear(); |
856 | myShape = S; |
857 | myTol = Tol; |
858 | myNubs = NUBS; |
859 | myRadius = Radius; |
860 | myNbBranches = -1; |
861 | // TopExp::MapShapesAndAncestors(S,TopAbs_EDGE,TopAbs_FACE,myAncestors); |
862 | } |
863 | |
864 | |
865 | //======================================================================= |
866 | //function : Clear |
867 | //purpose : |
868 | //======================================================================= |
869 | |
870 | void BiTgte_Blend::Clear() |
871 | { |
872 | myInitOffsetFace.Clear(); |
873 | myImage .Clear(); |
874 | myImageOffset .Clear(); |
875 | myStopFaces .Clear(); |
876 | myAnalyse .Clear(); |
877 | myAsDes ->Clear(); |
878 | myNbBranches = -1; |
879 | myDone = Standard_False; |
880 | } |
881 | |
882 | |
883 | //======================================================================= |
884 | //function : SetStoppingFace |
885 | //purpose : |
886 | //======================================================================= |
887 | |
888 | void BiTgte_Blend::SetStoppingFace(const TopoDS_Face& Face) |
889 | { |
890 | myStopFaces.Add(Face); |
891 | //------------- |
892 | // MAJ SD. -> Pour le debouclage, on met les faces d'arrets |
893 | //------------- |
894 | // myInitOffsetFace.SetRoot(Face); |
895 | // myInitOffsetFace.Bind (Face,Face); |
896 | // myImageOffset.SetRoot (Face); |
897 | } |
898 | |
899 | |
900 | //======================================================================= |
901 | //function : SetFaces |
902 | //purpose : |
903 | //======================================================================= |
904 | |
905 | void BiTgte_Blend::SetFaces(const TopoDS_Face& F1,const TopoDS_Face& F2) |
906 | { |
907 | myFaces.Add(F1); |
908 | myFaces.Add(F2); |
909 | } |
910 | |
911 | |
912 | //======================================================================= |
913 | //function : SetEdge |
914 | //purpose : |
915 | //======================================================================= |
916 | |
917 | void BiTgte_Blend::SetEdge(const TopoDS_Edge& Edge) |
918 | { |
919 | myEdges.Add(Edge); |
920 | } |
921 | |
922 | |
923 | //======================================================================= |
924 | //function : Perform |
925 | //purpose : |
926 | //======================================================================= |
927 | |
928 | void BiTgte_Blend::Perform(const Standard_Boolean BuildShape) |
929 | { |
930 | myBuildShape = BuildShape; |
931 | |
932 | // On essaie la couture pour eviter des tuyaux sur bords libres |
933 | // qui n en sont pas vraiment. |
934 | Handle(BRepBuilderAPI_Sewing) Sew = new BRepBuilderAPI_Sewing(myTol); |
935 | BRepLib::BuildCurves3d(myShape); |
936 | TopExp_Explorer expf(myShape,TopAbs_FACE); |
937 | for ( ;expf.More(); expf.Next()) Sew->Add(expf.Current()); |
938 | Sew->Perform(); |
939 | TopoDS_Shape SewedShape = Sew->SewedShape(); |
940 | if ( SewedShape.IsNull()) Standard_Failure::Raise("Sewing aux fraises"); |
941 | |
942 | // Le sewing a t il modifie des orientations. |
943 | expf.Init(myShape,TopAbs_FACE); |
944 | TopoDS_Face FaceRef = TopoDS::Face(expf.Current()); |
945 | TopAbs_Orientation OriRef = FaceRef.Orientation(); |
946 | if (Sew->IsModified(FaceRef)) FaceRef = TopoDS::Face(Sew->Modified(FaceRef)); |
947 | expf.Init(SewedShape, TopAbs_FACE); |
948 | for (; expf.More(); expf.Next()) { |
949 | const TopoDS_Face& FF = TopoDS::Face(expf.Current()); |
950 | if (FaceRef.IsSame(FF) && (FF.Orientation() != OriRef)) { |
951 | SewedShape.Reverse(); |
952 | break; |
953 | } |
954 | } |
955 | |
956 | // On fait le SameParameter cas Sew ne le fait pas (Detecte que les edges |
957 | // ne sont pas sameparameter mais ne fait rien.) |
958 | expf.Init(SewedShape, TopAbs_EDGE); |
959 | for (; expf.More(); expf.Next()) { |
960 | const TopoDS_Edge& sec = TopoDS::Edge(expf.Current()); |
961 | BRepLib::SameParameter(sec, BRep_Tool::Tolerance(sec)); |
962 | } |
963 | |
964 | TopExp::MapShapesAndAncestors |
965 | (SewedShape,TopAbs_EDGE,TopAbs_FACE,myAncestors); |
966 | |
967 | // Maj myFaces avec les faces du sewed shape. |
968 | expf.Init(myShape,TopAbs_FACE); |
969 | for ( ; expf.More(); expf.Next()) { |
970 | const TopoDS_Shape& F = expf.Current(); |
971 | if ( myFaces.Contains(F) && Sew->IsModified(F)) { |
972 | myFaces.Remove(F); |
973 | myFaces.Add(Sew->Modified(F)); |
974 | } |
975 | } |
976 | |
977 | myShape = SewedShape; |
978 | // fin Sewing pour faux bords libres. |
979 | |
980 | #if DEB |
981 | OSD_Chronometer cl_total, ch; |
982 | Standard_Real t_total, t_center, t_surface, t_shape; |
983 | |
984 | t_total=0; t_center=0; t_surface=0; t_mkcurve=0; t_shape=0; |
985 | ChFi3d_InitChron(cl_total); |
986 | #endif |
987 | |
988 | // ---------------------------------------------------------------- |
989 | // on met les faces avec la bonne orientation dans le shape initial |
990 | // ---------------------------------------------------------------- |
991 | TopExp_Explorer exp(myShape,TopAbs_FACE); |
992 | for ( ; exp.More(); exp.Next()) { |
993 | const TopoDS_Shape& F = exp.Current(); |
994 | if ( myFaces.Contains(F)) { |
995 | myFaces.Remove(F); |
996 | myFaces.Add(F); |
997 | } |
998 | else if ( myStopFaces.Contains(F)) { |
999 | myStopFaces.Remove(F); |
1000 | myStopFaces.Add(F); |
1001 | } |
1002 | } |
1003 | |
1004 | // ---------------------------------------------- |
1005 | // Calcul des lignes de centres et des surfaces |
1006 | // ---------------------------------------------- |
1007 | #if DEB |
1008 | ChFi3d_InitChron(ch); |
1009 | #endif |
1010 | |
1011 | ComputeCenters(); |
1012 | |
1013 | #if DEB |
1014 | ChFi3d_ResultChron(ch, t_center); |
1015 | #endif |
1016 | |
1017 | // ----------------------------- |
1018 | // Calcul des Surfaces raccords |
1019 | // ----------------------------- |
1020 | #if DEB |
1021 | ChFi3d_InitChron(ch); |
1022 | #endif |
1023 | |
1024 | ComputeSurfaces(); |
1025 | |
1026 | #if DEB |
1027 | ChFi3d_ResultChron(ch, t_surface); |
1028 | #endif |
1029 | |
1030 | // ---------------------------------- |
1031 | // Calcul du shape genere si demande |
1032 | // ---------------------------------- |
1033 | #if DEB |
1034 | ChFi3d_InitChron(ch); |
1035 | #endif |
1036 | |
1037 | if ( myBuildShape) ComputeShape(); |
1038 | |
1039 | #if DEB |
1040 | ChFi3d_ResultChron(ch, t_shape); |
1041 | #endif |
1042 | |
1043 | // Finalement on construit les courbes 3d des edges |
1044 | // A VIRER des que le partage sera assure ( A Priori); |
1045 | BRepLib::BuildCurves3d(myResult, Precision::Confusion()); |
1046 | |
1047 | #ifdef DEB |
1048 | ChFi3d_ResultChron(cl_total, t_total); |
1049 | cout<<endl; |
1050 | cout<<"Blend_PERFORM: temps total "<<t_total<<" s dont :"<<endl; |
1051 | cout<<"- ComputeCenters "<<t_center<<" s"<<endl; |
1052 | cout<<"- ComputeSurfaces "<<t_surface<<" s"<<endl; |
1053 | cout<<"----> MakeCurve "<<t_mkcurve<<" s"<<endl; |
1054 | if ( myBuildShape) cout<<"- ComputeShape "<<t_shape<<" s"<<endl; |
1055 | #endif |
1056 | |
1057 | myDone = Standard_True; |
1058 | } |
1059 | |
1060 | |
1061 | //======================================================================= |
1062 | //function : IsDone |
1063 | //purpose : |
1064 | //======================================================================= |
1065 | |
1066 | Standard_Boolean BiTgte_Blend::IsDone() const |
1067 | { |
1068 | return myDone; |
1069 | } |
1070 | |
1071 | //======================================================================= |
1072 | //function : Shape |
1073 | //purpose : |
1074 | //======================================================================= |
1075 | |
1076 | const TopoDS_Shape& BiTgte_Blend::Shape() const |
1077 | { |
1078 | return myResult; |
1079 | } |
1080 | |
1081 | |
1082 | //======================================================================= |
1083 | //function : NbSurfaces |
1084 | //purpose : |
1085 | //======================================================================= |
1086 | |
1087 | Standard_Integer BiTgte_Blend::NbSurfaces() const |
1088 | { |
1089 | return myCenters.Extent(); |
1090 | } |
1091 | |
1092 | |
1093 | //======================================================================= |
1094 | //function : Surface |
1095 | //purpose : |
1096 | //======================================================================= |
1097 | |
1098 | Handle(Geom_Surface) BiTgte_Blend::Surface(const Standard_Integer Index) const |
1099 | { |
1100 | return Surface(myCenters(Index)); |
1101 | } |
1102 | |
1103 | //======================================================================= |
1104 | //function : TopoDS_Face& |
1105 | //purpose : |
1106 | //======================================================================= |
1107 | |
1108 | const TopoDS_Face& BiTgte_Blend::Face(const Standard_Integer Index) const |
1109 | { |
1110 | return Face(myCenters(Index)); |
1111 | } |
1112 | |
1113 | |
1114 | |
1115 | //======================================================================= |
1116 | //function : CenterLines |
1117 | //purpose : |
1118 | //======================================================================= |
1119 | |
1120 | void BiTgte_Blend::CenterLines(TopTools_ListOfShape& LC) const |
1121 | { |
1122 | LC.Clear(); |
1123 | Standard_Integer Nb = NbSurfaces(); |
1124 | for ( Standard_Integer i = 1; i <= Nb; i++) |
1125 | LC.Append(myCenters(i)); |
1126 | } |
1127 | |
1128 | |
1129 | //======================================================================= |
1130 | //function : Surface |
1131 | //purpose : |
1132 | //======================================================================= |
1133 | |
1134 | Handle(Geom_Surface) BiTgte_Blend::Surface(const TopoDS_Shape& CenterLine) |
1135 | const |
1136 | { |
1137 | const TopoDS_Face& F = myMapSF(CenterLine).Face(); |
1138 | return BRep_Tool::Surface(F); |
1139 | } |
1140 | |
1141 | //======================================================================= |
1142 | //function : TopoDS_Face& |
1143 | //purpose : |
1144 | //======================================================================= |
1145 | |
1146 | const TopoDS_Face& BiTgte_Blend::Face(const TopoDS_Shape& CenterLine) const |
1147 | { |
1148 | if ( !myMapSF.IsBound(CenterLine)) { |
1149 | Standard_DomainError::Raise("BiTgte_Blend::Face"); |
1150 | } |
1151 | |
1152 | return myMapSF(CenterLine).Face(); |
1153 | } |
1154 | |
1155 | //======================================================================= |
1156 | //function : ContactType |
1157 | //purpose : |
1158 | //======================================================================= |
1159 | |
1160 | BiTgte_ContactType BiTgte_Blend::ContactType(const Standard_Integer Index) |
1161 | const |
1162 | { |
1163 | const TopoDS_Shape& S1 = SupportShape1(Index); |
1164 | const TopoDS_Shape& S2 = SupportShape2(Index); |
1165 | |
1166 | TopAbs_ShapeEnum Type1 = S1.ShapeType(); |
1167 | TopAbs_ShapeEnum Type2 = S2.ShapeType(); |
1168 | |
1169 | if (Type2 < Type1) { |
1170 | TopAbs_ShapeEnum Dummy = Type1; |
1171 | Type1 = Type2; |
1172 | Type2 = Dummy; |
1173 | } |
1174 | BiTgte_ContactType Type = BiTgte_VertexVertex; |
1175 | |
1176 | switch (Type1) { |
1177 | |
1178 | case TopAbs_VERTEX: |
1179 | switch (Type2) { |
1180 | case TopAbs_VERTEX: Type = BiTgte_VertexVertex; break; |
1181 | case TopAbs_EDGE: Type = BiTgte_EdgeVertex; break; |
1182 | case TopAbs_FACE: Type = BiTgte_FaceVertex; break; |
1183 | default: |
1184 | break; |
1185 | } |
1186 | |
1187 | case TopAbs_EDGE: |
1188 | switch (Type2) { |
1189 | case TopAbs_EDGE: Type = BiTgte_EdgeEdge; break; |
1190 | case TopAbs_FACE: Type = BiTgte_FaceEdge; break; |
1191 | default: |
1192 | break; |
1193 | } |
1194 | |
1195 | case TopAbs_FACE: |
1196 | switch (Type2) { |
1197 | case TopAbs_FACE: Type = BiTgte_FaceEdge; break; |
1198 | default: |
1199 | break; |
1200 | } |
1201 | default: |
1202 | break; |
1203 | } |
1204 | |
1205 | return Type; |
1206 | } |
1207 | |
1208 | |
1209 | |
1210 | //======================================================================= |
1211 | //function : SupportShape1 |
1212 | //purpose : |
1213 | //======================================================================= |
1214 | |
1215 | const TopoDS_Shape& BiTgte_Blend::SupportShape1(const Standard_Integer Index) |
1216 | const |
1217 | { |
1218 | const TopoDS_Edge& CurE = TopoDS::Edge(myCenters(Index)); |
1219 | |
1220 | const TopTools_ListOfShape& L = myAsDes->Ascendant(CurE); |
1221 | |
1222 | // -------------------------------------------------------------- |
1223 | // F1 et F2 = les 2 faces paralleles qui s'intersectent en CurE. |
1224 | // -------------------------------------------------------------- |
1225 | const TopoDS_Face& F1 = TopoDS::Face(L.First()); |
1226 | const TopoDS_Shape& Or1 = myInitOffsetFace.ImageFrom(F1); |
1227 | return Or1; |
1228 | } |
1229 | |
1230 | |
1231 | //======================================================================= |
1232 | //function : SupportShape2 |
1233 | //purpose : |
1234 | //======================================================================= |
1235 | |
1236 | const TopoDS_Shape& BiTgte_Blend::SupportShape2(const Standard_Integer Index) |
1237 | const |
1238 | { |
1239 | const TopoDS_Edge& CurE = TopoDS::Edge(myCenters(Index)); |
1240 | |
1241 | const TopTools_ListOfShape& L = myAsDes->Ascendant(CurE); |
1242 | |
1243 | // -------------------------------------------------------------- |
1244 | // F1 et F2 = les 2 faces paralleles qui s'intersectent en CurE. |
1245 | // -------------------------------------------------------------- |
1246 | const TopoDS_Face& F2 = TopoDS::Face(L.Last()); |
1247 | const TopoDS_Shape& Or2 = myInitOffsetFace.ImageFrom(F2); |
1248 | return Or2; |
1249 | } |
1250 | |
1251 | |
1252 | //======================================================================= |
1253 | //function : CurveOnShape1 |
1254 | //purpose : |
1255 | //======================================================================= |
1256 | |
1257 | Handle(Geom_Curve) BiTgte_Blend::CurveOnShape1 |
1258 | (const Standard_Integer Index) const |
1259 | { |
1260 | const TopoDS_Edge& CurE = TopoDS::Edge(myCenters(Index)); |
1261 | const TopoDS_Shape& F = myMapSF(CurE).Face(); |
1262 | |
1263 | // methode un peu brutale basee UNIQUEMENT sur la construction du conge: |
1264 | // le premier edge du tuyau est justement celui sur Shape1. |
1265 | |
1266 | TopExp_Explorer exp(F,TopAbs_EDGE); |
1267 | const TopoDS_Edge& E = TopoDS::Edge(exp.Current()); |
1268 | Handle(Geom_Curve) C; |
1269 | if ( !BRep_Tool::Degenerated(E)) { |
1270 | Standard_Real f,l; |
1271 | C = BRep_Tool::Curve(E,f,l); |
1272 | C = new Geom_TrimmedCurve(C,f,l); |
1273 | } |
1274 | return C; |
1275 | } |
1276 | |
1277 | |
1278 | //======================================================================= |
1279 | //function : CurveOnShape2 |
1280 | //purpose : |
1281 | //======================================================================= |
1282 | |
1283 | Handle(Geom_Curve) BiTgte_Blend::CurveOnShape2 |
1284 | (const Standard_Integer Index) const |
1285 | { |
1286 | const TopoDS_Edge& CurE = TopoDS::Edge(myCenters(Index)); |
1287 | const TopoDS_Shape& F = myMapSF(CurE).Face(); |
1288 | |
1289 | // methode un peu brutale basee UNIQUEMENT sur la construction du conge: |
1290 | // le second edge du tuyau est justement celui sur Shape2. |
1291 | |
1292 | TopExp_Explorer exp(F,TopAbs_EDGE); |
1293 | exp.Next(); |
1294 | const TopoDS_Edge& E = TopoDS::Edge(exp.Current()); |
1295 | Handle(Geom_Curve) C; |
1296 | if ( !BRep_Tool::Degenerated(E)) { |
1297 | Standard_Real f,l; |
1298 | C = BRep_Tool::Curve(E,f,l); |
1299 | C = new Geom_TrimmedCurve(C,f,l); |
1300 | } |
1301 | return C; |
1302 | } |
1303 | |
1304 | |
1305 | //======================================================================= |
1306 | //function : PCurveOnFace1 |
1307 | //purpose : |
1308 | //======================================================================= |
1309 | |
1310 | Handle(Geom2d_Curve) BiTgte_Blend::PCurveOnFace1 |
1311 | (const Standard_Integer /*Index*/) const |
1312 | { |
1313 | Handle(Geom2d_Curve) C; |
1314 | return C; |
1315 | } |
1316 | |
1317 | |
1318 | //======================================================================= |
1319 | //function : PCurve1OnFillet |
1320 | //purpose : |
1321 | //======================================================================= |
1322 | |
1323 | Handle(Geom2d_Curve) BiTgte_Blend::PCurve1OnFillet |
1324 | (const Standard_Integer /*Index*/) const |
1325 | { |
1326 | Handle(Geom2d_Curve) C; |
1327 | return C; |
1328 | } |
1329 | |
1330 | |
1331 | //======================================================================= |
1332 | //function : PCurveOnFace2 |
1333 | //purpose : |
1334 | //======================================================================= |
1335 | |
1336 | Handle(Geom2d_Curve) BiTgte_Blend::PCurveOnFace2 |
1337 | (const Standard_Integer /*Index*/) const |
1338 | { |
1339 | Handle(Geom2d_Curve) C; |
1340 | return C; |
1341 | } |
1342 | |
1343 | |
1344 | //======================================================================= |
1345 | //function : Curve2OnFillet |
1346 | //purpose : |
1347 | //======================================================================= |
1348 | |
1349 | Handle(Geom2d_Curve) BiTgte_Blend::PCurve2OnFillet |
1350 | (const Standard_Integer /*Index*/) const |
1351 | { |
1352 | Handle(Geom2d_Curve) C; |
1353 | return C; |
1354 | } |
1355 | |
1356 | |
1357 | |
1358 | //======================================================================= |
1359 | //function : NbBranches |
1360 | //purpose : |
1361 | //======================================================================= |
1362 | |
1363 | Standard_Integer BiTgte_Blend::NbBranches() |
1364 | { |
1365 | if (myNbBranches != -1) return myNbBranches; |
1366 | |
1367 | // else, compute the Branches. |
1368 | BRepTools_Quilt Glue; |
1369 | |
1370 | Standard_Integer NbFaces = myCenters.Extent(); |
1371 | |
1372 | // pour les cons qui veulent tout savoir avant le Calcul !! |
1373 | if (NbFaces == 0) return 0; |
1374 | |
1375 | // pour les autres !! |
1376 | Standard_Integer i; |
1377 | for ( i = 1; i <= NbFaces; i++) { |
1378 | const TopoDS_Shape& CenterLine = myCenters(i); |
1379 | Glue.Add(myMapSF(CenterLine).Face()); |
1380 | } |
1381 | |
1382 | const TopoDS_Shape Shells = Glue.Shells(); |
1383 | |
1384 | |
1385 | // On reordonne la Map myCenters. |
1386 | // La methode est brutale et vraisemblablement en n24, |
1387 | // on fera mieux plus tard. |
1388 | // Cela dit, je suis d'accord, ce n'est vraiment pas elegant !!!!!!!! |
1389 | myNbBranches = 0; |
1390 | TopTools_IndexedMapOfShape tmpMap; |
1391 | |
1392 | TopExp_Explorer exp(Shells,TopAbs_SHELL); |
1393 | for (; exp.More(); exp.Next()) { |
1394 | myNbBranches++; |
1395 | } |
1396 | |
1397 | myIndices = new TColStd_HArray1OfInteger(1,myNbBranches+1); |
1398 | |
1399 | myIndices->SetValue(1,0); |
1400 | Standard_Integer Count = 0; |
1401 | Standard_Integer Index = 2; |
1402 | |
1403 | |
1404 | exp.Init(Shells,TopAbs_SHELL); |
1405 | for (; exp.More(); exp.Next()) { |
1406 | // CurS = le Shell courant. |
1407 | const TopoDS_Shape CurS = exp.Current(); |
1408 | |
1409 | TopExp_Explorer exp2(CurS, TopAbs_FACE); |
1410 | for (; exp2.More(); exp2.Next()) { |
1411 | // CurF = La face courante du Shell courant. |
1412 | const TopoDS_Shape CurF = exp2.Current(); |
1413 | |
1414 | for ( i = 1; i <= NbFaces; i++) { |
1415 | const TopoDS_Shape& Center = myCenters(i); |
1416 | const TopoDS_Shape& Rakk = myMapSF(Center).Face(); |
1417 | // Rakk = la ieme face raccord generee |
1418 | if (CurF.IsEqual(Rakk)) { |
1419 | tmpMap.Add(Center); |
1420 | Count++; |
1421 | break; |
1422 | } |
1423 | } |
1424 | } |
1425 | myIndices->SetValue(Index, Count); |
1426 | Index++; |
1427 | } |
1428 | |
1429 | myCenters = tmpMap; |
1430 | return myNbBranches; |
1431 | } |
1432 | |
1433 | |
1434 | //======================================================================= |
1435 | //function : IndicesOfBranche |
1436 | //purpose : |
1437 | //======================================================================= |
1438 | |
1439 | void BiTgte_Blend::IndicesOfBranche |
1440 | (const Standard_Integer Index, |
1441 | Standard_Integer& From, |
1442 | Standard_Integer& To ) const |
1443 | { |
1444 | // Attention au rangement dans myIndices: |
1445 | // Si les branches sont 1-4 5-9 10-12, on range dans myIndices: |
1446 | // 0 4 9 12 |
1447 | From = myIndices->Value(Index) + 1; |
1448 | To = myIndices->Value(Index + 1); |
1449 | } |
1450 | |
1451 | |
1452 | //======================================================================= |
1453 | //function : ComputeCenters |
1454 | //purpose : |
1455 | //======================================================================= |
1456 | |
1457 | void BiTgte_Blend::ComputeCenters() |
1458 | { |
1459 | // ------------ |
1460 | // Preanalyse. |
1461 | // ------------ |
1462 | Standard_Real TolAngle = 2*ASin(myTol/Abs(myRadius*0.5)); |
1463 | myAnalyse.Perform(myShape,TolAngle); |
1464 | |
1465 | // ------------------------------------------ |
1466 | // calcul des faces touchees par les bouchons |
1467 | // ------------------------------------------ |
1468 | TopTools_MapOfShape TouchedByCork; |
1469 | Touched(myAnalyse, myStopFaces, myShape, TouchedByCork); |
1470 | |
1471 | // ----------------------- |
1472 | // init de l'intersector |
1473 | // ----------------------- |
1474 | TopAbs_State Side = TopAbs_IN; |
1475 | if (myRadius < 0.) Side = TopAbs_OUT; |
1476 | BRepOffset_Inter3d Inter(myAsDes,Side,myTol); |
1477 | |
1478 | BiTgte_DataMapOfShapeBox MapSBox; |
1479 | TopTools_MapOfShape Done; |
1480 | TopTools_MapIteratorOfMapOfShape it; |
1481 | |
1482 | BRep_Builder B; |
1483 | TopoDS_Compound Co; // juste pour savoir sur quels edges on fait les tuyaux |
1484 | B.MakeCompound(Co); |
1485 | |
1486 | // ---------------------------------------- |
1487 | // Calcul Sections Face/Face + Propagation |
1488 | // ---------------------------------------- |
1489 | Standard_Boolean JenRajoute = Standard_True; |
1490 | |
1491 | while ( JenRajoute) { |
1492 | JenRajoute = Standard_False; |
1493 | |
1494 | Standard_Boolean Fini = Standard_False; |
1495 | |
1496 | TopTools_DataMapOfShapeShape EdgeTgt; |
1497 | |
1498 | while ( !Fini) { |
1499 | |
1500 | // ------------------------------------------------- |
1501 | // on met dans myFaces les Faces connexes a myEdges. |
1502 | // ------------------------------------------------- |
1503 | Fini = Standard_True; |
1504 | for (it.Initialize(myEdges); it.More(); it.Next()) { |
1505 | const TopoDS_Edge& E = TopoDS::Edge(it.Key()); |
1506 | if (BRep_Tool::Degenerated(E)) continue; |
1507 | |
1508 | const TopTools_ListOfShape& L = myAncestors.FindFromKey(E); |
1509 | if ( L.Extent() == 1) { |
1510 | // Alors c'est un bord libre sur lequel la bille |
1511 | // doit rouler. |
1512 | myFaces.Add(E); |
1513 | |
1514 | // on le mets dans myStopFaces pour ne pas propager sur |
1515 | // le tuyau sur bord libre. |
1516 | myStopFaces.Add(E); |
1517 | } |
1518 | else { |
1519 | TopTools_ListIteratorOfListOfShape itl; |
1520 | for (itl.Initialize(L); itl.More(); itl.Next()) { |
1521 | const TopoDS_Shape& Sh = itl.Value(); |
1522 | if ( !myStopFaces.Contains(Sh)) myFaces.Add(itl.Value()); |
1523 | } |
1524 | } |
1525 | } |
1526 | myEdges.Clear(); |
1527 | |
1528 | // -------------------------------------------- |
1529 | // Construction des Offsets a toutes les faces. |
1530 | // -------------------------------------------- |
1531 | for (it.Initialize(myFaces); it.More(); it.Next()) { |
1532 | const TopoDS_Shape& AS = it.Key(); |
1533 | if ( myMapSF.IsBound(AS)) continue; |
1534 | |
1535 | BRepOffset_Offset OF1; |
1536 | TopoDS_Face BigF; |
1537 | |
1538 | if (AS.ShapeType() == TopAbs_FACE) { |
1539 | const TopoDS_Face& F = TopoDS::Face(it.Key()); |
1540 | if ( TouchedByCork.Contains(F)) { |
1541 | BRepOffset_Tool::EnLargeFace(F,BigF,Standard_True); |
1542 | OF1.Init(BigF,myRadius,EdgeTgt); |
1543 | } |
1544 | else { |
1545 | OF1.Init(F,myRadius,EdgeTgt); |
1546 | } |
1547 | } |
1548 | else { // Alors c'est un edge Bord libre sur lequel la bille roule. |
1549 | OF1.Init(TopoDS::Edge(AS),myRadius); |
1550 | } |
1551 | |
1552 | // ------------------------------------ |
1553 | // Maj de la map des created tangents |
1554 | // ------------------------------------ |
1555 | TopTools_ListOfShape Let; |
1556 | if ( AS.ShapeType() == TopAbs_FACE) { |
1557 | myAnalyse.Edges(TopoDS::Face(AS),BRepOffset_Tangent,Let); |
1558 | } |
1559 | TopTools_ListIteratorOfListOfShape itlet(Let); |
1560 | |
1561 | for ( ; itlet.More(); itlet.Next()) { |
1562 | const TopoDS_Edge& Cur = TopoDS::Edge(itlet.Value()); |
1563 | if ( !EdgeTgt.IsBound(Cur)) { |
1564 | TopoDS_Shape aLocalShape = OF1.Generated(Cur); |
1565 | const TopoDS_Edge& OTE = TopoDS::Edge(aLocalShape); |
1566 | // const TopoDS_Edge& OTE = TopoDS::Edge(OF1.Generated(Cur)); |
1567 | EdgeTgt.Bind(Cur,OF1.Generated(Cur)); |
1568 | TopoDS_Vertex V1,V2,OV1,OV2; |
1569 | TopExp::Vertices (Cur,V1,V2); |
1570 | TopExp::Vertices (OTE,OV1,OV2); |
1571 | TopTools_ListOfShape LE; |
1572 | if (!EdgeTgt.IsBound(V1)) { |
1573 | myAnalyse.Edges(V1,BRepOffset_Tangent,LE); |
1574 | const TopTools_ListOfShape& LA = myAnalyse.Ancestors(V1); |
1575 | if (LE.Extent() == LA.Extent()) |
1576 | EdgeTgt.Bind(V1,OV1); |
1577 | } |
1578 | if (!EdgeTgt.IsBound(V2)) { |
1579 | LE.Clear(); |
1580 | myAnalyse.Edges(V2,BRepOffset_Tangent,LE); |
1581 | const TopTools_ListOfShape& LA = myAnalyse.Ancestors(V2); |
1582 | if (LE.Extent() == LA.Extent()) |
1583 | EdgeTgt.Bind(V2,OV2); |
1584 | } |
1585 | } |
1586 | } |
1587 | // fin MaJ map created tgt |
1588 | |
1589 | if (OF1.Status() == BRepOffset_Reversed || |
1590 | OF1.Status() == BRepOffset_Degenerated ) continue; |
1591 | |
1592 | const TopoDS_Face& F1 = OF1.Face(); |
1593 | |
1594 | // maj S D |
1595 | myInitOffsetFace.SetRoot(AS); |
1596 | myInitOffsetFace.Bind(AS,F1); |
1597 | |
1598 | Bnd_Box Box1; |
1599 | BRepBndLib::Add(F1,Box1); |
1600 | MapSBox.Bind(F1,Box1); |
1601 | |
1602 | // --------------------------------------------- |
1603 | // intersection avec toutes les faces deja crees. |
1604 | // --------------------------------------------- |
1605 | Fini = !Intersect(AS,F1,MapSBox,OF1,Inter); |
1606 | |
1607 | if (AS.ShapeType() == TopAbs_FACE) B.Add(Co,AS); |
1608 | |
1609 | myMapSF.Bind(AS, OF1); |
1610 | |
1611 | } |
1612 | } // end of : while ( !Fini) |
1613 | |
1614 | |
1615 | //-------------------------------------------------------- |
1616 | // on a alors cree et intersecte les offsets. |
1617 | // on construit maintenant les tuyaux. |
1618 | //-------------------------------------------------------- |
1619 | // Construction des tuyaux sur arete. |
1620 | //-------------------------------------------------------- |
1621 | BRepOffset_Type OT = BRepOffset_Convex; |
1622 | if (myRadius < 0.) OT = BRepOffset_Concave; |
1623 | |
1624 | TopTools_IndexedDataMapOfShapeListOfShape Map; |
1625 | TopExp::MapShapesAndAncestors(Co,TopAbs_EDGE,TopAbs_FACE,Map); |
1626 | TopExp::MapShapesAndAncestors(Co,TopAbs_VERTEX,TopAbs_EDGE,Map); |
1627 | |
1628 | TopExp_Explorer exp(Co,TopAbs_EDGE); |
1629 | for ( ; exp.More(); exp.Next()) { |
1630 | const TopoDS_Edge& E = TopoDS::Edge(exp.Current()); |
1631 | if ( myMapSF.IsBound(E)) continue; |
1632 | |
1633 | const TopTools_ListOfShape& Anc = Map.FindFromKey(E); |
1634 | if (Anc.Extent() == 2) { |
1635 | const BRepOffset_ListOfInterval& L = myAnalyse.Type(E); |
1636 | if (!L.IsEmpty() && L.First().Type() == OT) { |
1637 | TopoDS_Shape aLocalShape = myMapSF(Anc.First()).Generated(E); |
1638 | TopoDS_Edge EOn1 = TopoDS::Edge(aLocalShape); |
1639 | aLocalShape = myMapSF(Anc.Last()) .Generated(E); |
1640 | TopoDS_Edge EOn2 = TopoDS::Edge(aLocalShape); |
1641 | // TopoDS_Edge EOn1 = TopoDS::Edge(myMapSF(Anc.First()).Generated(E)); |
1642 | // TopoDS_Edge EOn2 = TopoDS::Edge(myMapSF(Anc.Last()) .Generated(E)); |
1643 | // find if exits tangent edges in the original shape |
1644 | TopoDS_Edge E1f, E1l; |
1645 | TopoDS_Vertex V1f, V1l; |
1646 | TopExp::Vertices(E,V1f,V1l); |
1647 | TopTools_ListOfShape TangE; |
1648 | myAnalyse.TangentEdges(E,V1f,TangE); |
1649 | // find if the pipe on the tangent edges are soon created. |
1650 | TopTools_ListIteratorOfListOfShape itl(TangE); |
1651 | Standard_Boolean Find = Standard_False; |
1652 | for ( ; itl.More() && !Find; itl.Next()) { |
1653 | if ( myMapSF.IsBound(itl.Value())) { |
1654 | TopoDS_Shape aLocalShape = myMapSF(itl.Value()).Generated(V1f); |
1655 | E1f = TopoDS::Edge(aLocalShape); |
1656 | // E1f = TopoDS::Edge(myMapSF(itl.Value()).Generated(V1f)); |
1657 | Find = Standard_True; |
1658 | } |
1659 | } |
1660 | TangE.Clear(); |
1661 | myAnalyse.TangentEdges(E,V1l,TangE); |
1662 | // find if the pipe on the tangent edges are soon created. |
1663 | itl.Initialize(TangE); |
1664 | Find = Standard_False; |
1665 | for ( ; itl.More() && !Find; itl.Next()) { |
1666 | if ( myMapSF.IsBound(itl.Value())) { |
1667 | TopoDS_Shape aLocalShape = myMapSF(itl.Value()).Generated(V1l); |
1668 | E1l = TopoDS::Edge(aLocalShape); |
1669 | // E1l = TopoDS::Edge(myMapSF(itl.Value()).Generated(V1l)); |
1670 | Find = Standard_True; |
1671 | } |
1672 | } |
1673 | BRepOffset_Offset OF1 (E,EOn1,EOn2,myRadius,E1f, E1l); |
1674 | const TopoDS_Face& F1 = OF1.Face(); |
1675 | |
1676 | // maj S D |
1677 | myInitOffsetFace.SetRoot(E); |
1678 | myInitOffsetFace.Bind(E,F1); |
1679 | |
1680 | Bnd_Box Box1; |
1681 | BRepBndLib::Add(F1,Box1); |
1682 | MapSBox.Bind(F1,Box1); |
1683 | |
1684 | // --------------------------------------------- |
1685 | // intersection avec toutes les faces deja crees. |
1686 | // --------------------------------------------- |
1687 | Standard_Boolean IsOnRest = Intersect(E,F1,MapSBox,OF1,Inter); |
1688 | JenRajoute = JenRajoute || IsOnRest; |
1689 | |
1690 | myMapSF.Bind(E,OF1); |
1691 | } |
1692 | } |
1693 | } |
1694 | |
1695 | } // fin while JenRajoute |
1696 | |
1697 | |
1698 | myEdges.Clear(); |
1699 | myEdges = Inter.NewEdges(); |
1700 | |
1701 | // ------------------------------------------------------------------- |
1702 | // il faut maintenant restreindre les edges sur les voisins (sinon on |
1703 | // va trop loin et on ne peut plus construire les faces). |
1704 | // ------------------------------------------------------------------- |
1705 | |
1706 | // On y va avec le MakeLoops |
1707 | |
1708 | BRepOffset_Type OT = BRepOffset_Concave; |
1709 | if (myRadius < 0.) OT = BRepOffset_Convex; |
1710 | |
1711 | it.Initialize(myFaces); |
1712 | TopTools_ListOfShape LOF; |
1713 | for ( ; it.More(); it.Next()) { |
1714 | const TopoDS_Shape& CurS = it.Key(); |
1715 | |
1716 | // tuyau sur bord libre, on n en veut pas. |
1717 | if ( myStopFaces.Contains(CurS)) continue; |
1718 | |
1719 | if ( !myMapSF.IsBound(CurS)) continue; // inverted ou degenere |
1720 | |
1721 | const TopoDS_Face& CurOF = myMapSF(CurS).Face(); |
1722 | LOF.Append(CurOF); |
1723 | |
1724 | if (CurS.ShapeType() == TopAbs_FACE) { |
1725 | const TopoDS_Face& CurF = TopoDS::Face(CurS); |
1726 | TopExp_Explorer expe(CurF.Oriented(TopAbs_FORWARD),TopAbs_EDGE); |
1727 | for (; expe.More(); expe.Next()) { |
1728 | // -------------------------------------------------------------- |
1729 | // on met dans myAsDes les edges generes par les restrictions du |
1730 | // carreau initial si du bon type (On ne met pas les edges qui |
1731 | // vont disparaitre) |
1732 | // -------------------------------------------------------------- |
1733 | const TopoDS_Edge& CurE = TopoDS::Edge(expe.Current()); |
1734 | const BRepOffset_ListOfInterval& L = myAnalyse.Type(CurE); |
1735 | if (!L.IsEmpty() && L.First().Type() != OT) { |
1736 | // a priori ne disparait pas, donc on le met |
1737 | TopoDS_Shape aLocalShape = myMapSF(CurF).Generated(CurE); |
1738 | const TopoDS_Edge& CurOE = TopoDS::Edge(aLocalShape); |
1739 | // const TopoDS_Edge& CurOE = |
1740 | // TopoDS::Edge(myMapSF(CurF).Generated(CurE)); |
1741 | myAsDes->Add(CurOF,CurOE.Oriented(CurE.Orientation())); |
1742 | } |
1743 | else { |
1744 | const TopTools_ListOfShape& Lanc = myAnalyse.Ancestors(CurE); |
1745 | if ( !myFaces .Contains(Lanc.First()) |
1746 | || !myFaces .Contains(Lanc.Last ()) |
1747 | || myStopFaces.Contains(Lanc.First()) |
1748 | || myStopFaces.Contains(Lanc.Last ())) { |
1749 | TopoDS_Shape aLocalShape = myMapSF(CurF).Generated(CurE); |
1750 | const TopoDS_Edge& CurOE = TopoDS::Edge(aLocalShape); |
1751 | // const TopoDS_Edge& CurOE = |
1752 | // TopoDS::Edge(myMapSF(CurF).Generated(CurE)); |
1753 | myAsDes->Add(CurOF,CurOE.Oriented(CurE.Orientation())); |
1754 | } |
1755 | } |
1756 | } |
1757 | BRepOffset_Inter2d::Compute(myAsDes, |
1758 | CurOF, |
1759 | myEdges, |
1760 | myTol); |
1761 | } |
1762 | } |
1763 | |
1764 | // ---------------------------------------------------------------- |
1765 | // Il faut aussi faire les intersections 2d avec les tuyaux generes |
1766 | // (Utile au debouclage) |
1767 | // ---------------------------------------------------------------- |
1768 | BRepOffset_DataMapIteratorOfDataMapOfShapeOffset It(myMapSF); |
1769 | for ( ; It.More(); It.Next()) { |
1770 | const TopoDS_Shape& CurS = It.Key(); |
1771 | if ( CurS.ShapeType() == TopAbs_FACE) continue; |
1772 | |
1773 | const TopoDS_Face& CurOF = It.Value().Face(); |
1774 | |
1775 | // on ne deboucle pas les tuyaux sur bord libre. |
1776 | if ( myStopFaces.Contains(CurS)) continue; |
1777 | |
1778 | LOF.Append(CurOF); |
1779 | |
1780 | // -------------------------------------------------------------- |
1781 | // on met dans myAsDes les edges restrictions du carreau. |
1782 | // -------------------------------------------------------------- |
1783 | TopExp_Explorer expe(CurOF.Oriented(TopAbs_FORWARD),TopAbs_EDGE); |
1784 | for (; expe.More(); expe.Next()) { |
1785 | const TopoDS_Edge& CurOE = TopoDS::Edge(expe.Current()); |
1786 | myAsDes->Add(CurOF,CurOE); |
1787 | } |
1788 | |
1789 | BRepOffset_Inter2d::Compute(myAsDes, |
1790 | CurOF, |
1791 | myEdges, |
1792 | myTol); |
1793 | } |
1794 | // ------------ |
1795 | // On deboucle |
1796 | // ------------ |
1797 | BRepOffset_MakeLoops MakeLoops; |
1798 | MakeLoops.Build( LOF, myAsDes, myImageOffset ); |
1799 | |
1800 | // ------------------------------------------------------------ |
1801 | // On a deboucle les edges dont l'un au moins des ancetres est |
1802 | // une face du shape initial, donc: |
1803 | // il manque les edges generes par intersection tuyau-tuyau |
1804 | // ------------------------------------------------------------ |
1805 | |
1806 | // -------------------------------------------------------------- |
1807 | // On met pour l'instant dans <myResult> les surfaces debouclees |
1808 | // -------------------------------------------------------------- |
1809 | B.MakeCompound(TopoDS::Compound(myResult)); |
1810 | TopTools_ListIteratorOfListOfShape itLOF(LOF); |
1811 | for ( ; itLOF.More(); itLOF.Next()) { |
1812 | const TopoDS_Shape& CurLOF = itLOF.Value(); |
1813 | |
1814 | if ( !myImageOffset.HasImage(CurLOF)) |
1815 | continue; |
1816 | |
1817 | TopTools_ListOfShape Lim; |
1818 | myImageOffset.LastImage(CurLOF,Lim); |
1819 | TopTools_ListIteratorOfListOfShape itLim(Lim); |
1820 | for ( ;itLim.More(); itLim.Next()) { |
1821 | // Si une face est sa propre image, on ne la mets pas |
1822 | const TopoDS_Shape& CurLIM = itLim.Value(); |
1823 | if (CurLIM.IsSame(CurLOF)) break; |
1824 | |
1825 | B.Add(myResult,CurLIM); |
1826 | } |
1827 | } |
1828 | |
1829 | #ifdef DEB |
1830 | if ( myResult.IsNull()) { |
1831 | cout << " Pas de Lignes de Centres Generees" << endl; |
1832 | } |
1833 | #ifdef DRAW |
1834 | else { |
1835 | if (Affich) DBRep::Set("Debouc",myResult); |
1836 | } |
1837 | #endif |
1838 | #endif |
1839 | } |
1840 | |
1841 | |
1842 | //======================================================================= |
1843 | //function : ComputeSurfaces |
1844 | //purpose : |
1845 | //======================================================================= |
1846 | |
1847 | void BiTgte_Blend::ComputeSurfaces() |
1848 | { |
1849 | // on met dans myFaces, les faces reellement impliquee dans |
1850 | // le raccord |
1851 | myFaces.Clear(); |
1852 | |
1853 | // on construit |
1854 | // 1 - Les Tuyaux ( Les Vrais Conges) |
1855 | // 2 - Les Spheres. |
1856 | |
1857 | #ifdef DRAW |
1858 | Standard_Integer nbc = 1; |
1859 | #endif |
1860 | |
1861 | TopTools_ListOfShape Empty; |
1862 | TopTools_DataMapOfShapeListOfShape EmptyMap; |
1863 | |
1864 | Handle(Geom_Surface) GS1, GS2; |
1865 | Handle(Geom_Curve) GC1, GC2; |
1866 | |
1867 | Standard_Real TolAngle = 2*ASin(myTol/Abs(myRadius*0.5)); |
1868 | BRepOffset_Analyse CenterAnalyse(myResult,TolAngle); |
1869 | |
1870 | // ----------------------------------------------------- |
1871 | // Construction des tuyaux que l'on benne dans myResult |
1872 | // ----------------------------------------------------- |
1873 | BRep_Builder B; |
1874 | B.MakeCompound(TopoDS::Compound(myResult)); |
1875 | |
1876 | // -------------------------------------------------------------------- |
1877 | // Dummy: pour construction des spheres: |
1878 | // On met dans Co les lignes de centres, puis si il existe au moins 3 |
1879 | // ligne de centre partageant un meme vertex, Sphere sur ce vertex. |
1880 | // -------------------------------------------------------------------- |
1881 | TopoDS_Compound Co; |
1882 | B.MakeCompound(Co); |
1883 | |
1884 | // -------------------------------------------------------------------- |
1885 | // Iteration sur les les edges lignes de centre |
1886 | // et On prend leur partie valide apres decoupe, et construction tuyau. |
1887 | // -------------------------------------------------------------------- |
1888 | BRepOffset_Type OT = BRepOffset_Concave; |
1889 | if (myRadius < 0.) OT = BRepOffset_Convex; |
1890 | |
1891 | TopTools_MapIteratorOfMapOfShape ic(myEdges); |
1892 | for ( ; ic.More(); ic.Next()) { |
1893 | const TopoDS_Edge& CurE = TopoDS::Edge(ic.Key()); |
1894 | |
1895 | const TopTools_ListOfShape& L = myAsDes->Ascendant(CurE); |
1896 | if ( L.Extent() != 2) continue; |
1897 | |
1898 | // -------------------------------------------------------------- |
1899 | // F1 et F2 = les 2 faces paralleles qui s'intersectent en CurE. |
1900 | // -------------------------------------------------------------- |
1901 | const TopoDS_Face& F1 = TopoDS::Face(L.First()); |
1902 | const TopoDS_Face& F2 = TopoDS::Face(L.Last()); |
1903 | |
1904 | // ----------------------------------------------------- |
1905 | // on cherche les orientations des edges d'intersection |
1906 | // dans les faces initiales. |
1907 | // ----------------------------------------------------- |
1908 | const TopTools_ListOfShape& LD1 = myAsDes->Descendant(F1); |
1909 | const TopTools_ListOfShape& LD2 = myAsDes->Descendant(F2); |
1910 | |
1911 | TopAbs_Orientation Orien1 = Orientation(CurE, F1, LD1); |
1912 | TopAbs_Orientation Orien2 = Orientation(CurE, F2, LD2); |
1913 | |
1914 | // --------------------------------------------------------- |
1915 | // Or1 et Or2 : les shapes generateurs des faces paralleles. |
1916 | // --------------------------------------------------------- |
1917 | const TopoDS_Shape& Or1 = myInitOffsetFace.ImageFrom(F1); |
1918 | const TopoDS_Shape& Or2 = myInitOffsetFace.ImageFrom(F2); |
1919 | |
1920 | myFaces.Add(Or1); |
1921 | myFaces.Add(Or2); |
1922 | |
1923 | TopoDS_Edge OE1, OE2; |
1924 | TopoDS_Face OF1, OF2; |
1925 | TopLoc_Location Loc; |
1926 | Standard_Real f1,l1,f2,l2; |
1927 | |
1928 | Standard_Boolean OF1isEdge = Standard_False; |
1929 | |
1930 | if ( Or1.ShapeType() == TopAbs_EDGE) { |
1931 | OF1isEdge = Standard_True; |
1932 | OE1 = TopoDS::Edge(Or1); |
1933 | GC1 = BRep_Tool::Curve(OE1,Loc,f1,l1); |
1934 | GC1 = |
1935 | Handle(Geom_Curve)::DownCast(GC1->Transformed(Loc.Transformation())); |
1936 | } |
1937 | else if ( Or1.ShapeType() == TopAbs_FACE) { |
1938 | OF1 = TopoDS::Face(Or1); |
1939 | GS1 = BRep_Tool::Surface(OF1); |
1940 | } |
1941 | |
1942 | // ---------------------------------------------------------------- |
1943 | // Si mise en jeu d'un vertex dans le contact, on ne fait rien |
1944 | // pour l'instant on ne gere pas les vertex ( Inters avec sphere); |
1945 | // ---------------------------------------------------------------- |
1946 | if ( OF1.IsNull() && OE1.IsNull()) continue; |
1947 | |
1948 | Standard_Boolean OF2isEdge = Standard_False; |
1949 | |
1950 | if ( Or2.ShapeType() == TopAbs_EDGE) { |
1951 | OF2isEdge = Standard_True; |
1952 | OE2 = TopoDS::Edge(Or2); |
1953 | GC2 = BRep_Tool::Curve(OE2,Loc,f2,l2); |
1954 | GC2 = |
1955 | Handle(Geom_Curve):: |
1956 | DownCast(GC2->Transformed(Loc.Transformation())); |
1957 | } |
1958 | else if ( Or2.ShapeType() == TopAbs_FACE) { |
1959 | OF2 = TopoDS::Face(Or2); |
1960 | GS2 = BRep_Tool::Surface(OF2); |
1961 | } |
1962 | // ---------------------------------------------------------------- |
1963 | // Si mise en jeu d'un vertex dans le contact, on ne fait rien |
1964 | // pour l'instant on ne gere pas les vertex ( Inters avec sphere); |
1965 | // ---------------------------------------------------------------- |
1966 | if ( OF2.IsNull() && OE2.IsNull()) continue; |
1967 | |
1968 | |
1969 | TopTools_ListOfShape CurL; |
1970 | |
1971 | if ( !myImageOffset.HasImage(CurE)) {// les tuyaux ne sont pas deboucles |
1972 | if ( OF1isEdge && OF2isEdge) { // si je n'ai pas d'image, peut etre |
1973 | CurL.Append(CurE); // suis-je sur inters tuyau tuyau |
1974 | } // Voir commentaire sur l'appel a |
1975 | else // MakeLoops |
1976 | continue; |
1977 | } |
1978 | else { |
1979 | myImageOffset.LastImage(CurE,CurL); |
1980 | } |
1981 | |
1982 | // --------------------------------------------------------------- |
1983 | // CurL = List des edges descendant de CurE ( = Decoupes de CurE) |
1984 | // --------------------------------------------------------------- |
1985 | TopTools_ListIteratorOfListOfShape itl(CurL); |
1986 | for ( ; itl.More(); itl.Next()) { |
1987 | const TopoDS_Edge& CurCutE = TopoDS::Edge(itl.Value()); |
1988 | |
1989 | Handle(Geom2d_Curve) PC1 = |
1990 | BRep_Tool::CurveOnSurface(CurCutE,F1,f1,l1); |
1991 | Handle(Geom2d_Curve) PC2 = |
1992 | BRep_Tool::CurveOnSurface(CurCutE,F2,f2,l2); |
1993 | if ( PC1.IsNull() || PC2.IsNull()) { |
1994 | #ifdef DEB |
1995 | cout << "Pas de PCurves sur Intersections : Pas de tuyau construit"; |
1996 | cout << endl; |
1997 | #endif |
1998 | continue; |
1999 | } |
2000 | |
2001 | TopoDS_Edge E1f, E1l; |
2002 | TopoDS_Vertex V1f, V1l; |
2003 | TopoDS_Vertex VfOnE1,VlOnE1,VfOnE2,VlOnE2; |
2004 | TopTools_ListOfShape TangE; |
2005 | TopTools_MapOfShape MapOnV1f, MapOnV1l; |
2006 | |
2007 | TopExp::Vertices(CurCutE,V1f,V1l); |
2008 | |
2009 | // find if the pipe on the tangent edges are soon created. |
2010 | // edges generes par V1f et V1l + Maj MapOnV1f/l |
2011 | E1f = FindCreatedEdge(V1f,CurCutE,myMapSF,MapOnV1f, |
2012 | CenterAnalyse,myRadius,myTol); |
2013 | |
2014 | E1l = FindCreatedEdge(V1l,CurCutE,myMapSF,MapOnV1l, |
2015 | CenterAnalyse,myRadius,myTol); |
2016 | |
2017 | TopoDS_Edge E1, E2; |
2018 | if ( OF1isEdge) { |
2019 | BiTgte_CurveOnEdge ConE(CurCutE, OE1); |
2020 | Handle(Geom_Curve) C = MakeCurve(ConE); |
2021 | gp_Pnt P1 = C->Value(C->FirstParameter()); |
2022 | gp_Pnt P2 = C->Value(C->LastParameter()); |
2023 | VfOnE1 = FindVertex(P1,MapOnV1f,myTol); |
2024 | if ( VfOnE1.IsNull()) |
2025 | VfOnE1 = FindVertex(P1,MapOnV1l,myTol); |
2026 | VlOnE1 = FindVertex(P2,MapOnV1l,myTol); |
2027 | if ( VlOnE1.IsNull()) |
2028 | VlOnE1 = FindVertex(P2,MapOnV1f,myTol); |
2029 | if ( P1.SquareDistance(P2) < myTol*myTol) { |
2030 | //BRepOffset_Offset gere les KPart degeneres |
2031 | //IL FAUT que C soit un cercle de rayon NUL |
2032 | E1 = MakeDegeneratedEdge(C,VfOnE1); |
2033 | } |
2034 | else { |
2035 | E1 = BRepLib_MakeEdge(C,VfOnE1,VlOnE1); |
2036 | } |
2037 | } |
2038 | else { |
2039 | gp_Pnt2d P2d; |
2040 | P2d = PC1->Value(f1); |
2041 | gp_Pnt P1 = GS1->Value(P2d.X(),P2d.Y()); |
2042 | P2d = PC1->Value(l1); |
2043 | gp_Pnt P2 = GS1->Value(P2d.X(),P2d.Y()); |
2044 | VfOnE1 = FindVertex(P1,MapOnV1f,myTol); |
2045 | VlOnE1 = FindVertex(P2,MapOnV1l,myTol); |
2046 | BRepLib_MakeEdge MKE(PC1,GS1,VfOnE1,VlOnE1,f1,l1); |
2047 | if (MKE.IsDone()) |
2048 | E1 = MKE.Edge(); |
2049 | else { |
2050 | cout << "Edge Not Done" << endl; |
2051 | E1 = MKE.Edge(); |
2052 | } |
2053 | |
2054 | KPartCurve3d(E1,PC1,GS1); |
2055 | } |
2056 | |
2057 | if ( OF2isEdge) { |
2058 | BiTgte_CurveOnEdge ConE(CurCutE, OE2); |
2059 | Handle(Geom_Curve) C = MakeCurve(ConE); |
2060 | gp_Pnt P1 = C->Value(C->FirstParameter()); |
2061 | gp_Pnt P2 = C->Value(C->LastParameter()); |
2062 | VfOnE2 = FindVertex(P1,MapOnV1f,myTol); |
2063 | if ( VfOnE2.IsNull()) |
2064 | VfOnE2 = FindVertex(P1,MapOnV1l,myTol); |
2065 | VlOnE2 = FindVertex(P2,MapOnV1l,myTol); |
2066 | if ( VlOnE2.IsNull()) |
2067 | VlOnE2 = FindVertex(P2,MapOnV1f,myTol); |
2068 | if ( P1.SquareDistance(P2) < myTol*myTol) { |
2069 | //BRepOffset_Offset gere les KPart degeneres |
2070 | //IL FAUT que C soit un cercle de rayon NUL |
2071 | E2 = MakeDegeneratedEdge(C,VfOnE2); |
2072 | } |
2073 | else { |
2074 | E2 = BRepLib_MakeEdge(C,VfOnE2,VlOnE2); |
2075 | } |
2076 | } |
2077 | else { |
2078 | gp_Pnt2d P2d; |
2079 | P2d = PC2->Value(f2); |
2080 | gp_Pnt P1 = GS2->Value(P2d.X(),P2d.Y()); |
2081 | P2d = PC2->Value(l2); |
2082 | gp_Pnt P2 = GS2->Value(P2d.X(),P2d.Y()); |
2083 | VfOnE2 = FindVertex(P1,MapOnV1f,myTol); |
2084 | VlOnE2 = FindVertex(P2,MapOnV1l,myTol); |
2085 | BRepLib_MakeEdge MKE(PC2,GS2,VfOnE2,VlOnE2,f2,l2); |
2086 | if (MKE.IsDone()) |
2087 | E2 = MKE.Edge(); |
2088 | else { |
2089 | cout << "edge not Done" << endl; |
2090 | E2 = MKE.Edge(); |
2091 | } |
2092 | KPartCurve3d(E2,PC2,GS2); |
2093 | } |
2094 | // Maj de la Map des Created si reconstruction du Shape est demandee. |
2095 | if ( myBuildShape) { |
2096 | myCreated.Bind(CurCutE,EmptyMap); |
2097 | |
2098 | myCreated(CurCutE).Bind(Or1,Empty); |
2099 | myCreated(CurCutE)(Or1).Append(E1); |
2100 | |
2101 | myCreated(CurCutE).Bind(Or2,Empty); |
2102 | myCreated(CurCutE)(Or2).Append(E2); |
2103 | } |
2104 | |
2105 | // ---------------------------------------------------------- |
2106 | // try to init E1f, E1l, if not found with Analysis. |
2107 | // Ne devrait se produire que si les edges tangents THEORIQUES |
2108 | // ne sont pas reelememt tangent ( Cf: Approx des lignes |
2109 | // d'intersection qui bruitent) |
2110 | // ---------------------------------------------------------- |
2111 | TopoDS_Vertex V1,V2; |
2112 | if ( E1f.IsNull() && !VfOnE1.IsNull() && !VfOnE2.IsNull()) { |
2113 | TopTools_MapIteratorOfMapOfShape it(MapOnV1f); |
2114 | for ( ; it.More(); it.Next()) { |
2115 | const TopoDS_Edge& E = TopoDS::Edge(it.Key()); |
2116 | if ( !E.IsNull()) { |
2117 | TopExp::Vertices(E,V1,V2); |
2118 | if ((V1.IsSame(VfOnE1) && V2.IsSame(VfOnE2)) || |
2119 | (V2.IsSame(VfOnE1) && V1.IsSame(VfOnE2)) ) { |
2120 | E1f = E; |
2121 | break; |
2122 | } |
2123 | } |
2124 | } |
2125 | } |
2126 | if ( E1l.IsNull() && !VlOnE1.IsNull() && !VlOnE2.IsNull()) { |
2127 | TopTools_MapIteratorOfMapOfShape it(MapOnV1l); |
2128 | for ( ; it.More(); it.Next()) { |
2129 | const TopoDS_Edge& E = TopoDS::Edge(it.Key()); |
2130 | if ( !E.IsNull()) { |
2131 | TopExp::Vertices(E,V1,V2); |
2132 | if ((V1.IsSame(VlOnE1) && V2.IsSame(VlOnE2)) || |
2133 | (V2.IsSame(VlOnE1) && V1.IsSame(VlOnE2)) ) { |
2134 | E1l = E; |
2135 | break; |
2136 | } |
2137 | } |
2138 | } |
2139 | } |
2140 | |
2141 | E1.Orientation(Orien1); |
2142 | E2.Orientation(Orien2); |
2143 | |
2144 | BRepOffset_Offset AnOffset(CurCutE,E1,E2,-myRadius,E1f,E1l, |
2145 | myNubs, myTol, GeomAbs_C2); |
2146 | myMapSF.Bind(CurCutE,AnOffset); |
2147 | myCenters.Add(CurCutE); |
2148 | B.Add(Co, CurCutE); |
2149 | |
2150 | const TopoDS_Face& Tuyo = AnOffset.Face(); |
2151 | B.Add(myResult,Tuyo); |
2152 | |
2153 | if ( myBuildShape) { |
2154 | // methode basee UNIQUEMENT sur la construction du conge: |
2155 | // le premier edge du tuyau est justement celui sur Shape1. |
2156 | GeomAPI_ProjectPointOnCurve Projector; |
2157 | TopExp_Explorer exp(Tuyo,TopAbs_EDGE); |
2158 | TopoDS_Vertex V1,V2; |
2159 | if (OF1isEdge) { // On met les CutEdges a jour. |
2160 | const TopoDS_Edge& EOnF1 = TopoDS::Edge(exp.Current()); |
2161 | TopExp::Vertices(EOnF1,V1,V2); |
2162 | |
2163 | gp_Pnt P1 = BRep_Tool::Pnt(V1); |
2164 | Projector.Init(P1,GC1); |
2165 | Standard_Real U1 = Projector.LowerDistanceParameter(); |
2166 | |
2167 | gp_Pnt P2 = BRep_Tool::Pnt(V2); |
2168 | Projector.Init(P2,GC1); |
2169 | Standard_Real U2 = Projector.LowerDistanceParameter(); |
2170 | |
2171 | TopoDS_Shape aLocalShape = V1.Oriented(TopAbs_INTERNAL); |
2172 | B.UpdateVertex(TopoDS::Vertex(aLocalShape),U1,TopoDS::Edge(Or1),myTol); |
2173 | aLocalShape = V2.Oriented(TopAbs_INTERNAL); |
2174 | B.UpdateVertex(TopoDS::Vertex(aLocalShape),U2,TopoDS::Edge(Or1),myTol); |
2175 | // B.UpdateVertex(TopoDS::Vertex(V1.Oriented(TopAbs_INTERNAL)),U1, |
2176 | // TopoDS::Edge(Or1),myTol); |
2177 | // B.UpdateVertex(TopoDS::Vertex(V2.Oriented(TopAbs_INTERNAL)),U2, |
2178 | // TopoDS::Edge(Or1),myTol); |
2179 | |
2180 | if (!myCutEdges.IsBound(Or1)) { |
2181 | TopTools_ListOfShape Dummy; |
2182 | myCutEdges.Bind(Or1,Dummy); |
2183 | } |
2184 | TopTools_ListOfShape& L1 = myCutEdges(Or1); |
2185 | L1.Append(V1); L1.Append(V2); |
2186 | } |
2187 | if (OF2isEdge) { // On met les CutEdges a jour. |
2188 | exp.Next(); |
2189 | const TopoDS_Edge& EOnF2 = TopoDS::Edge(exp.Current()); |
2190 | TopExp::Vertices(EOnF2,V1,V2);; |
2191 | |
2192 | gp_Pnt P1 = BRep_Tool::Pnt(V1); |
2193 | Projector.Init(P1,GC2); |
2194 | Standard_Real U1 = Projector.LowerDistanceParameter(); |
2195 | |
2196 | gp_Pnt P2 = BRep_Tool::Pnt(V2); |
2197 | Projector.Init(P2,GC2); |
2198 | Standard_Real U2 = Projector.LowerDistanceParameter(); |
2199 | |
2200 | TopoDS_Shape aLocalShape = V1.Oriented(TopAbs_INTERNAL); |
2201 | B.UpdateVertex(TopoDS::Vertex(aLocalShape),U1,TopoDS::Edge(Or2),myTol); |
2202 | aLocalShape = V2.Oriented(TopAbs_INTERNAL); |
2203 | B.UpdateVertex(TopoDS::Vertex(aLocalShape),U2,TopoDS::Edge(Or2),myTol); |
2204 | // B.UpdateVertex(TopoDS::Vertex(V1.Oriented(TopAbs_INTERNAL)),U1, |
2205 | // TopoDS::Edge(Or2),myTol); |
2206 | // B.UpdateVertex(TopoDS::Vertex(V2.Oriented(TopAbs_INTERNAL)),U2, |
2207 | // TopoDS::Edge(Or2),myTol); |
2208 | |
2209 | if (!myCutEdges.IsBound(Or2)) { |
2210 | TopTools_ListOfShape Dummy; |
2211 | myCutEdges.Bind(Or2,Dummy); |
2212 | } |
2213 | TopTools_ListOfShape& L2 = myCutEdges(Or2); |
2214 | L2.Append(V1); L2.Append(V2); |
2215 | } |
2216 | } |
2217 | |
2218 | #ifdef DRAW |
2219 | if ( Affich) { |
2220 | sprintf(name,"%s_%d","SURF",nbc); |
2221 | DBRep::Set(name,AnOffset.Face()); |
2222 | nbc++; |
2223 | } |
2224 | #endif |
2225 | } |
2226 | } |
2227 | |
2228 | // --------------------------------------------------- |
2229 | // Construction des spheres, |
2230 | // si nombre suffisant de tuyaux arrive sur le vertex |
2231 | // --------------------------------------------------- |
2232 | TopTools_IndexedDataMapOfShapeListOfShape Map; |
2233 | TopExp::MapShapesAndAncestors(Co,TopAbs_VERTEX,TopAbs_EDGE,Map); |
2234 | |
2235 | for ( Standard_Integer i = 1; i <= Map.Extent(); i++) { |
2236 | const TopoDS_Vertex& V = TopoDS::Vertex(Map.FindKey(i)); |
2237 | if ( Map(i).Extent() != 3) continue; |
2238 | |
2239 | TopTools_ListOfShape LOE; |
2240 | TopTools_ListIteratorOfListOfShape it; |
2241 | |
2242 | for (it.Initialize(Map(i)) ; it.More(); it.Next()) { |
2243 | Standard_Boolean Reverse = Standard_True; |
2244 | if ( Reverse) |
2245 | LOE.Append(myMapSF(it.Value()).Generated(V).Reversed()); |
2246 | else |
2247 | LOE.Append(myMapSF(it.Value()).Generated(V)); |
2248 | } |
2249 | |
2250 | BRepOffset_Offset OFT(V,LOE,-myRadius,myNubs, myTol, GeomAbs_C2); |
2251 | myMapSF.Bind(V,OFT); |
2252 | myCenters.Add(V); |
2253 | |
2254 | B.Add(myResult,OFT.Face()); |
2255 | |
2256 | #ifdef DRAW |
2257 | if (Affich) { |
2258 | sprintf(name,"%s_%d","SURF",nbc); |
2259 | DBRep::Set(name,OFT.Face()); |
2260 | nbc++; |
2261 | } |
2262 | #endif |
2263 | } |
2264 | } |
2265 | |
2266 | |
2267 | //======================================================================= |
2268 | //function : ComputeShape |
2269 | //purpose : |
2270 | //======================================================================= |
2271 | #include <TopTools_DataMapIteratorOfDataMapOfShapeListOfShape.hxx> |
2272 | |
2273 | void BiTgte_Blend::ComputeShape() |
2274 | { |
2275 | // On trouvera dans le Shape final: |
2276 | // - les Faces non touchees. |
2277 | // - les tuyaux generes |
2278 | // - les faces voisines des tuyaux qu'il faut reconstruire en assurant |
2279 | // le partage. |
2280 | |
2281 | // Pour Debug : Visu des edges du shape initial qui sont a reconstruire. |
2282 | #ifdef DRAW |
2283 | if (Affich) { |
2284 | TopTools_DataMapIteratorOfDataMapOfShapeListOfShape itm(myCutEdges); |
2285 | Standard_Integer NbEdges = 0; |
2286 | for ( ; itm.More(); itm.Next()) { |
2287 | const TopoDS_Edge& E = TopoDS::Edge(itm.Key()); |
2288 | const TopTools_ListOfShape& VonE = itm.Value(); |
2289 | TopTools_ListOfShape NewE; |
2290 | |
2291 | CutEdge(E,VonE,NewE); |
2292 | for (TopTools_ListIteratorOfListOfShape it(NewE); it.More(); it.Next()) { |
2293 | sprintf(name,"%s_%d","CUTE",++NbEdges); |
2294 | DBRep::Set(name,it.Value()); |
2295 | } |
2296 | } |
2297 | } |
2298 | #endif |
2299 | // fin debug |
2300 | |
2301 | // |
2302 | // On modifie les tuyaux sur arete pour le partage des edges. |
2303 | // |
2304 | Standard_Integer NbS = NbSurfaces(); |
2305 | NbS = 0; |
2306 | for (Standard_Integer i = 1; i <= NbS; i++) { |
2307 | const TopoDS_Shape& S1 = SupportShape1(i); |
2308 | |
2309 | if ( S1.ShapeType() == TopAbs_EDGE) { |
2310 | const TopoDS_Edge& E1 = TopoDS::Edge(S1); |
2311 | // il faut remplacer dans F, les edges decoupe de E1, qui |
2312 | // representent CutE |
2313 | const TopTools_ListOfShape& VonE = myCutEdges(E1); |
2314 | TopTools_ListOfShape NewE; |
2315 | CutEdge(E1,VonE,NewE); |
2316 | |
2317 | } |
2318 | } |
2319 | |
2320 | |
2321 | TopTools_DataMapOfShapeShape Created; |
2322 | |
2323 | TopTools_ListOfShape Empty; |
2324 | TopTools_DataMapOfShapeListOfShape EmptyMap; |
2325 | |
2326 | BRep_Builder B; |
2327 | |
2328 | #ifdef DRAW |
2329 | Standard_Integer NbNT = 1; |
2330 | #endif |
2331 | |
2332 | // Maj de la Map des created. |
2333 | // On met a jour les edges qui ne changent pas dans le shape resultat |
2334 | // i.e. les edges invariants dans le debouclage. |
2335 | TopExp_Explorer exp(myShape,TopAbs_FACE); |
2336 | // Standard_Integer nbe = 1; |
2337 | for ( ;exp.More(); exp.Next()) { |
2338 | |
2339 | const TopoDS_Face& CurF = TopoDS::Face(exp.Current()); |
2340 | |
2341 | if ( !myFaces.Contains(CurF)) continue; // alors la face n'est pas touchee |
2342 | |
2343 | // alors les faces sont debouclees |
2344 | if ( !myMapSF.IsBound(CurF)) continue; // inverted ou degenere |
2345 | |
2346 | const BRepOffset_Offset& Offset = myMapSF(CurF); |
2347 | const TopoDS_Face& CurOF = myMapSF(CurF).Face(); |
2348 | |
2349 | if ( !myImageOffset.HasImage(CurOF)) // face disparait dans debouclage |
2350 | continue; |
2351 | |
2352 | TopExp_Explorer exp2(CurF,TopAbs_EDGE); |
2353 | for ( ;exp2.More(); exp2.Next()) { |
2354 | const TopoDS_Edge& CurE = TopoDS::Edge(exp2.Current()); |
2355 | TopoDS_Shape aLocalShape = Offset.Generated(CurE); |
2356 | const TopoDS_Edge& CurOE = TopoDS::Edge(aLocalShape); |
2357 | // const TopoDS_Edge& CurOE = TopoDS::Edge(Offset.Generated(CurE)); |
2358 | |
2359 | if (!myImageOffset.HasImage(CurOE)) continue; |
2360 | // CurOE disparait |
2361 | |
2362 | const TopoDS_Edge& ImE = |
2363 | TopoDS::Edge(myImageOffset.Image(CurOE).First()); |
2364 | if (ImE.IsSame(CurOE)) { |
2365 | myCreated.Bind(CurOE,EmptyMap); |
2366 | myCreated(CurOE).Bind(CurF,Empty); |
2367 | myCreated(CurOE)(CurF).Append(CurE); |
2368 | } |
2369 | } |
2370 | } |
2371 | |
2372 | // Les faces raccords sont deja dans myResult. |
2373 | // Il faut alors rajouter les faces: |
2374 | // - non touchees (donc pas dans myFaces) |
2375 | // - issues du debouclage(non degenerees, non inverted, non disparues) |
2376 | exp.Init(myShape,TopAbs_FACE); |
2377 | for ( ;exp.More(); exp.Next()) { |
2378 | |
2379 | const TopoDS_Face& CurF = TopoDS::Face(exp.Current()); |
2380 | |
2381 | if ( !myFaces.Contains(CurF)) { |
2382 | // alors la face n'est pas touchee |
2383 | B.Add(myResult,CurF); |
2384 | } |
2385 | else { // alors les faces sont debouclees |
2386 | |
2387 | if ( !myMapSF.IsBound(CurF)) continue; // inverted ou degenere |
2388 | |
2389 | const TopoDS_Face& CurOF = myMapSF(CurF).Face(); |
2390 | |
2391 | if ( !myImageOffset.HasImage(CurOF)) // face disparait dans debouclage |
2392 | continue; |
2393 | |
2394 | // Liste des faces generees par une face dans le debouclage. |
2395 | TopTools_ListOfShape Lim; |
2396 | myImageOffset.LastImage(CurOF,Lim); |
2397 | TopTools_ListIteratorOfListOfShape itLim(Lim); |
2398 | for ( ;itLim.More(); itLim.Next()) { |
2399 | // DeboucFace = La Face offset debouclee dans "Debouc". |
2400 | const TopoDS_Face& DeboucFace = TopoDS::Face(itLim.Value()); |
2401 | |
2402 | TopLoc_Location L; |
2403 | Handle(Geom_Surface) S = BRep_Tool::Surface(CurF,L); |
2404 | |
2405 | TopoDS_Face NewF; B.MakeFace(NewF); |
2406 | B.UpdateFace(NewF,S,L,BRep_Tool::Tolerance(CurF)); |
2407 | |
2408 | TopTools_DataMapOfShapeShape MapSS; |
2409 | |
2410 | TopoDS_Shape aLocalShape = DeboucFace.Oriented(TopAbs_FORWARD); |
2411 | const TopoDS_Face& Face = TopoDS::Face(aLocalShape); |
2412 | // const TopoDS_Face& Face = |
2413 | // TopoDS::Face(DeboucFace.Oriented(TopAbs_FORWARD)); |
2414 | TopExp_Explorer exp2(Face, TopAbs_EDGE); |
2415 | for ( ; exp2.More(); exp2.Next()) { |
2416 | const TopoDS_Edge& E = TopoDS::Edge(exp2.Current()); |
2417 | TopoDS_Vertex V1,V2,OV1,OV2; |
2418 | TopExp::Vertices(E ,V1 ,V2 ); |
2419 | if (myCreated.IsBound(E)) { |
2420 | if (myCreated(E).IsBound(CurF)) { |
2421 | const TopoDS_Edge& OE = TopoDS::Edge(myCreated(E)(CurF).First()); |
2422 | TopExp::Vertices(OE,OV1,OV2); |
2423 | if ( !myCreated.IsBound(V1)) myCreated.Bind(V1,EmptyMap); |
2424 | if ( !myCreated.IsBound(V2)) myCreated.Bind(V2,EmptyMap); |
2425 | if ( !myCreated(V1).IsBound(CurF)) { |
2426 | myCreated(V1).Bind(CurF,Empty); |
2427 | myCreated(V1)(CurF).Append(OV1); |
2428 | } |
2429 | if ( !myCreated(V2).IsBound(CurF)) { |
2430 | myCreated(V2).Bind(CurF,Empty); |
2431 | myCreated(V2)(CurF).Append(OV2); |
2432 | } |
2433 | } |
2434 | } |
2435 | } |
2436 | |
2437 | TopExp_Explorer expw(Face, TopAbs_WIRE); |
2438 | for ( ; expw.More(); expw.Next()) { |
2439 | const TopoDS_Wire& W = TopoDS::Wire(expw.Current()); |
2440 | TopExp_Explorer expe(W.Oriented(TopAbs_FORWARD), |
2441 | TopAbs_EDGE); |
2442 | TopoDS_Wire OW; |
2443 | B.MakeWire(OW); |
2444 | |
2445 | for ( ; expe.More(); expe.Next()) { |
2446 | const TopoDS_Edge& E = TopoDS::Edge(expe.Current()); |
2447 | Standard_Real f,l; |
2448 | Handle(Geom2d_Curve) C2d = |
2449 | BRep_Tool::CurveOnSurface(E,Face,f,l); |
2450 | TopoDS_Edge OE; |
2451 | if ( MapSS.IsBound(E)) { // c`est un edge de couture |
2452 | OE = TopoDS::Edge(MapSS(E)); |
2453 | TopoDS_Shape aLocalShape = E.Reversed(); |
2454 | Handle(Geom2d_Curve) C2d_1 = |
2455 | BRep_Tool::CurveOnSurface(TopoDS::Edge(aLocalShape),Face,f,l); |
2456 | // Handle(Geom2d_Curve) C2d_1 = |
2457 | // BRep_Tool::CurveOnSurface(TopoDS::Edge(E.Reversed()), |
2458 | // Face,f,l); |
2459 | if ( E.Orientation() == TopAbs_FORWARD) |
2460 | B.UpdateEdge(OE,C2d,C2d_1,NewF,BRep_Tool::Tolerance(E)); |
2461 | else |
2462 | B.UpdateEdge(OE,C2d_1,C2d,NewF,BRep_Tool::Tolerance(E)); |
2463 | B.Range(OE,f,l); |
2464 | } |
2465 | else { |
2466 | // E a-t-il ume image dans la Map des Created ? |
2467 | if ( myCreated.IsBound(E)) { |
2468 | if ( myCreated(E).IsBound(CurF)) { |
2469 | OE = TopoDS::Edge(myCreated(E)(CurF).First()); |
2470 | } |
2471 | } |
2472 | else { |
2473 | B.MakeEdge(OE); |
2474 | TopoDS_Vertex V1,V2,OV1,OV2; |
2475 | TopExp::Vertices(E,V1,V2); |
2476 | if ( myCreated.IsBound(V1) && myCreated(V1).IsBound(CurF)) { |
2477 | OV1 = TopoDS::Vertex(myCreated(V1)(CurF).First()); |
2478 | } |
2479 | else { |
2480 | B.MakeVertex(OV1); |
2481 | gp_Pnt2d P2d = |
2482 | C2d->Value(BRep_Tool::Parameter(V1,E,Face)); |
2483 | gp_Pnt P; |
2484 | S->D0(P2d.X(),P2d.Y(),P); |
2485 | P.Transform(L.Transformation()); |
2486 | B.UpdateVertex(OV1,P,BRep_Tool::Tolerance(V1)); |
2487 | myCreated.Bind(V1,EmptyMap); |
2488 | myCreated(V1).Bind(CurF,Empty); |
2489 | myCreated(V1)(CurF).Append(OV1); |
2490 | } |
2491 | if ( myCreated.IsBound(V2) && myCreated(V2).IsBound(CurF)) { |
2492 | OV2 = TopoDS::Vertex(myCreated(V2)(CurF).First()); |
2493 | } |
2494 | else { |
2495 | B.MakeVertex(OV2); |
2496 | gp_Pnt2d P2d = |
2497 | C2d->Value(BRep_Tool::Parameter(V2,E,Face)); |
2498 | gp_Pnt P; |
2499 | S->D0(P2d.X(),P2d.Y(),P); |
2500 | P.Transform(L.Transformation()); |
2501 | B.UpdateVertex(OV2,P,BRep_Tool::Tolerance(V2)); |
2502 | myCreated.Bind(V2,EmptyMap); |
2503 | myCreated(V2).Bind(CurF,Empty); |
2504 | myCreated(V2)(CurF).Append(OV2); |
2505 | } |
2506 | B.Add(OE,OV1.Oriented(V1.Orientation())); |
2507 | B.Add(OE,OV2.Oriented(V2.Orientation())); |
2508 | } |
2509 | B.UpdateEdge(OE,C2d,NewF,BRep_Tool::Tolerance(E)); |
2510 | B.Range(OE,f,l); |
2511 | // ComputeCurve3d(OE,C2d,TheSurf,L,BRep_Tool::Tolerance(E)); |
2512 | MapSS.Bind(E,OE); |
2513 | } |
2514 | B.Add(OW, OE.Oriented(E.Orientation())); |
2515 | } |
2516 | B.Add(NewF, OW.Oriented(W.Orientation())); |
2517 | } |
2518 | |
2519 | NewF.Orientation(DeboucFace.Orientation()); |
2520 | |
2521 | BRepTools::Update(NewF); |
2522 | B.Add(myResult,NewF); |
2523 | } |
2524 | } |
2525 | } |
2526 | |
2527 | // en desespoir de cause, s'il reste toujours des bords verts sur ce |
2528 | // satane Shape, on sew le shape. |
2529 | Handle(BRepBuilderAPI_Sewing) Sew = new BRepBuilderAPI_Sewing(myTol); |
2530 | |
2531 | BRepLib::BuildCurves3d(myResult); |
2532 | |
2533 | exp.Init(myResult,TopAbs_FACE); |
2534 | for ( ;exp.More(); exp.Next()) |
2535 | Sew->Add(exp.Current()); |
2536 | |
2537 | Sew->Perform(); |
2538 | |
2539 | // On fait le SameParameter cas Sew ne le fait pas (Detecte que les edges |
2540 | // ne sont pas sameparameter mais ne fait rien.) |
2541 | |
2542 | const TopoDS_Shape& SewedShape = Sew->SewedShape(); |
2543 | if ( !SewedShape.IsNull()) { |
2544 | exp.Init(Sew->SewedShape(), TopAbs_EDGE); |
2545 | for (; exp.More(); exp.Next()) { |
2546 | const TopoDS_Edge& sec = TopoDS::Edge(exp.Current()); |
2547 | BRepLib::SameParameter(sec, BRep_Tool::Tolerance(sec)); |
2548 | } |
2549 | myResult = SewedShape; |
2550 | } |
2551 | } |
2552 | |
2553 | |
2554 | //======================================================================= |
2555 | //function : Intersect |
2556 | //purpose : |
2557 | //======================================================================= |
2558 | |
2559 | Standard_Boolean BiTgte_Blend::Intersect |
2560 | (const TopoDS_Shape& Init, |
2561 | const TopoDS_Face& Face, |
2562 | const BiTgte_DataMapOfShapeBox& MapSBox, |
2563 | const BRepOffset_Offset& OF1, |
2564 | BRepOffset_Inter3d& Inter) |
2565 | { |
2566 | Standard_Boolean JenRajoute = Standard_False; |
2567 | |
2568 | const Bnd_Box& Box1 = MapSBox(Face); |
2569 | |
2570 | // ----------------------------------------------- |
2571 | // intersection avec toutes les faces deja creees. |
2572 | // ----------------------------------------------- |
2573 | const TopoDS_Shape& InitShape1 = OF1.InitialShape(); |
2574 | Standard_Boolean F1surBordLibre = |
2575 | InitShape1.ShapeType() == TopAbs_EDGE && |
2576 | myStopFaces.Contains(InitShape1); |
2577 | |
2578 | TopTools_MapOfShape Done; |
2579 | BRepOffset_DataMapIteratorOfDataMapOfShapeOffset It(myMapSF); |
2580 | for ( ; It.More(); It.Next()) { |
2581 | const BRepOffset_Offset& OF2 = It.Value(); |
2582 | const TopoDS_Face& F2 = OF2.Face(); |
2583 | |
2584 | if (Box1.IsOut(MapSBox(F2))) continue; |
2585 | |
2586 | if ( Inter.IsDone(Face,F2)) continue; |
2587 | |
2588 | // on n intersecte pas 2 tuyaix construits sur bord libre. |
2589 | const TopoDS_Shape& InitShape2 = OF2.InitialShape(); |
2590 | Standard_Boolean F2surBordLibre = |
2591 | InitShape2.ShapeType() == TopAbs_EDGE && |
2592 | myStopFaces.Contains(InitShape2); |
2593 | |
2594 | #ifdef DEB |
2595 | if ( F1surBordLibre && F2surBordLibre) { |
2596 | cout << "Rejection : On n intersecte pas 2 tuyaux sur bord libre"; |
2597 | cout << endl; |
2598 | } |
2599 | #endif |
2600 | |
2601 | if ( F1surBordLibre && F2surBordLibre) continue; |
2602 | |
2603 | // ------------------------------------------------------- |
2604 | // On n'intersecte pas les tuyaux avec ses faces voisines. |
2605 | // ------------------------------------------------------- |
2606 | const TopoDS_Shape& ItKey = It.Key(); |
2607 | |
2608 | if ( Init.ShapeType() == TopAbs_EDGE) { |
2609 | if (ItKey.ShapeType() == TopAbs_FACE && |
2610 | IsInFace(TopoDS::Edge(Init), TopoDS::Face(ItKey))) continue; |
2611 | } |
2612 | |
2613 | Inter.FaceInter(Face,F2,myInitOffsetFace); |
2614 | |
2615 | // ------------------------------------------ |
2616 | // un edge de F1 ou F2 a-t-il ete touche ? |
2617 | // si oui, on rajoute des faces dans myFaces |
2618 | // ==> JenRajoute = True |
2619 | // ------------------------------------------ |
2620 | TopTools_ListOfShape LInt; |
2621 | Done.Clear(); |
2622 | if (myAsDes->HasCommonDescendant(Face,F2,LInt)) { |
2623 | TopTools_ListIteratorOfListOfShape itl2; |
2624 | for (itl2.Initialize(LInt); itl2.More(); itl2.Next()) { |
2625 | const TopoDS_Edge& CurE = TopoDS::Edge(itl2.Value()); |
2626 | TopoDS_Vertex V1,V2; |
2627 | TopoDS_Edge E1,E2; |
2628 | TopExp::Vertices(CurE,V1,V2); |
2629 | |
2630 | if ( Done.Add(V1)) { |
2631 | Standard_Boolean IsOnR1 = IsOnRestriction(V1,CurE,Face,E1); |
2632 | Standard_Boolean IsOnR2 = IsOnRestriction(V1,CurE,F2,E2); |
2633 | #ifdef DEB |
2634 | if (IsOnR1 && IsOnR2) { |
2635 | cout << "On sort en meme tps sur les 2 faces, "; |
2636 | cout << "on ne propage pas si bord libre"; |
2637 | cout << endl; |
2638 | } |
2639 | #endif |
2640 | if ( IsOnR1 ) { |
2641 | if ( !myStopFaces.Contains(Init)) { |
2642 | Add(E1,myEdges,Init,OF1,myAnalyse,IsOnR1 && IsOnR2); |
2643 | JenRajoute = Standard_True; |
2644 | } |
2645 | } |
2646 | if ( IsOnR2) { |
2647 | if ( !myStopFaces.Contains(ItKey)) { |
2648 | Add(E2,myEdges, ItKey,OF2,myAnalyse,IsOnR1 && IsOnR2); |
2649 | JenRajoute = Standard_True; |
2650 | } |
2651 | } |
2652 | } |
2653 | |
2654 | if ( Done.Add(V2)) { |
2655 | Standard_Boolean IsOnR1 = IsOnRestriction(V2,CurE,Face,E1); |
2656 | Standard_Boolean IsOnR2 = IsOnRestriction(V2,CurE,F2,E2); |
2657 | |
2658 | // Si IsOnR1 && IsOnR2, |
2659 | // On sort en meme tps sur les 2 faces, on ne propage pas |
2660 | // sur les bords libres. |
2661 | // A priori, la facette se ferme toute seule. |
2662 | #ifdef DEB |
2663 | if (IsOnR1 && IsOnR2) { |
2664 | cout << "On sort en meme tps sur les 2 faces, "; |
2665 | cout << "on ne propage pas si bord libre"; |
2666 | cout << endl; |
2667 | } |
2668 | #endif |
2669 | if ( IsOnR1) { |
2670 | if ( !myStopFaces.Contains(Init)) { |
2671 | Add(E1,myEdges,Init,OF1,myAnalyse,IsOnR1 && IsOnR2); |
2672 | JenRajoute = Standard_True; |
2673 | } |
2674 | } |
2675 | if ( IsOnR2) { |
2676 | if ( !myStopFaces.Contains(ItKey)) { |
2677 | Add(E2,myEdges,ItKey,OF2,myAnalyse,IsOnR1 && IsOnR2); |
2678 | JenRajoute = Standard_True; |
2679 | } |
2680 | } |
2681 | } |
2682 | } |
2683 | } |
2684 | } |
2685 | |
2686 | return JenRajoute; |
2687 | } |
2688 | |
2689 | |