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b311480e | 1 | // Created on: 1996-12-16 |
2 | // Created by: Bruno DUMORTIER | |
3 | // Copyright (c) 1996-1999 Matra Datavision | |
973c2be1 | 4 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
b311480e | 5 | // |
973c2be1 | 6 | // This file is part of Open CASCADE Technology software library. |
b311480e | 7 | // |
d5f74e42 | 8 | // This library is free software; you can redistribute it and/or modify it under |
9 | // the terms of the GNU Lesser General Public License version 2.1 as published | |
973c2be1 | 10 | // by the Free Software Foundation, with special exception defined in the file |
11 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT | |
12 | // distribution for complete text of the license and disclaimer of any warranty. | |
b311480e | 13 | // |
973c2be1 | 14 | // Alternatively, this file may be used under the terms of Open CASCADE |
15 | // commercial license or contractual agreement. | |
7fd59977 | 16 | |
17 | #include <stdio.h> | |
18 | ||
19 | #include <BiTgte_Blend.ixx> | |
20 | ||
0d969553 Y |
21 | // include - all hxx, |
22 | // - all small static functions. | |
7fd59977 | 23 | |
0d969553 | 24 | //======================== START STATIC FUNCTIONS ============ |
7fd59977 | 25 | #include <BiTgte_DataMapOfShapeBox.hxx> |
26 | #include <BiTgte_CurveOnEdge.hxx> | |
27 | ||
28 | #include <Bnd_Box.hxx> | |
29 | #include <BRepBndLib.hxx> | |
30 | #include <BRepTools.hxx> | |
31 | #include <BRepTools_Quilt.hxx> | |
32 | #include <BRepBuilderAPI_Sewing.hxx> | |
33 | #include <BRep_Tool.hxx> | |
34 | #include <BRep_Builder.hxx> | |
35 | #include <BRepLib_MakeEdge.hxx> | |
36 | #include <BRepOffset_DataMapOfShapeOffset.hxx> | |
37 | #include <BRepOffset_DataMapIteratorOfDataMapOfShapeOffset.hxx> | |
38 | #include <BRepOffset_Offset.hxx> | |
39 | #include <BRepOffset_MakeLoops.hxx> | |
40 | #include <BRepOffset_Inter3d.hxx> | |
41 | #include <BRepOffset_Inter2d.hxx> | |
42 | #include <BRepOffset_Interval.hxx> | |
43 | #include <BRepOffset_ListOfInterval.hxx> | |
44 | #include <BRepOffset_Tool.hxx> | |
45 | #include <BRepAlgo_Loop.hxx> | |
46 | #include <ChFi3d.hxx> | |
47 | #include <GeomAbs_SurfaceType.hxx> | |
48 | #include <GeomAPI_ProjectPointOnCurve.hxx> | |
49 | #include <Geom_BSplineCurve.hxx> | |
50 | #include <Geom_TrimmedCurve.hxx> | |
51 | #include <Geom_Circle.hxx> | |
52 | #include <Geom_Line.hxx> | |
53 | #include <Geom2d_Curve.hxx> | |
54 | #include <GeomAdaptor_Surface.hxx> | |
55 | #include <Geom2dAdaptor_Curve.hxx> | |
56 | #include <Geom2dAPI_ProjectPointOnCurve.hxx> | |
57 | #include <TopExp_Explorer.hxx> | |
58 | #include <TopoDS_Wire.hxx> | |
59 | #include <TopoDS_Vertex.hxx> | |
60 | #include <TopoDS_Edge.hxx> | |
61 | #include <TopoDS_Compound.hxx> | |
62 | #include <TopTools_ListOfShape.hxx> | |
63 | #include <TopTools_SequenceOfShape.hxx> | |
64 | #include <TopTools_DataMapOfShapeShape.hxx> | |
65 | #include <TopTools_MapIteratorOfMapOfShape.hxx> | |
66 | #include <TopTools_ListIteratorOfListOfShape.hxx> | |
67 | #include <gp.hxx> | |
68 | #include <gp_Pnt2d.hxx> | |
69 | #include <gp_Lin2d.hxx> | |
70 | #include <gp_Lin.hxx> | |
71 | #include <gp_Dir2d.hxx> | |
72 | #include <gp_Pnt.hxx> | |
73 | #include <gp_Dir.hxx> | |
74 | #include <gp_Ax1.hxx> | |
75 | #include <gp_Ax3.hxx> | |
76 | #include <gp_Circ.hxx> | |
77 | #include <gp_Sphere.hxx> | |
78 | ||
79 | #include <AppCont_Function.hxx> | |
80 | #include <Approx_FitAndDivide.hxx> | |
81 | #include <AppParCurves_MultiCurve.hxx> | |
82 | #include <BSplCLib.hxx> | |
83 | #include <Convert_CompBezierCurvesToBSplineCurve.hxx> | |
84 | #include <Precision.hxx> | |
85 | #include <TColgp_Array1OfPnt.hxx> | |
86 | #include <TColStd_Array1OfReal.hxx> | |
87 | #include <TColStd_Array1OfInteger.hxx> | |
88 | ||
89 | #include <Standard_NotImplemented.hxx> | |
90 | ||
91 | #include <BRepLib.hxx> | |
92 | #include <ElSLib.hxx> | |
93 | #include <GeomAPI.hxx> | |
94 | #include <TopoDS.hxx> | |
95 | #include <TopExp.hxx> | |
96 | ||
97 | #include <OSD_Chronometer.hxx> | |
0d969553 | 98 | // variables for performance |
7fd59977 | 99 | Standard_Real t_mkcurve; |
1d0a9d4d | 100 | extern void ChFi3d_InitChron(OSD_Chronometer& ch); |
101 | extern void ChFi3d_ResultChron(OSD_Chronometer & ch, Standard_Real& time); | |
7fd59977 | 102 | #ifdef DRAW |
103 | static Standard_Boolean Affich = Standard_False; | |
104 | static char name[100]; | |
105 | #include <DBRep.hxx> | |
106 | #endif | |
107 | ||
108 | //======================================================================= | |
109 | //function : IsOnRestriction | |
110 | //purpose : | |
111 | //======================================================================= | |
112 | ||
113 | static Standard_Boolean IsOnRestriction(const TopoDS_Vertex& V, | |
114 | const TopoDS_Edge& CurE, | |
115 | const TopoDS_Face& F, | |
116 | TopoDS_Edge& E) | |
117 | { | |
0d969553 Y |
118 | // find if Vertex V of CurE is on a restriction of F. |
119 | // if yes, store this restriction in E. | |
7fd59977 | 120 | |
121 | // dub - 03 01 97 | |
0d969553 Y |
122 | // Method somewhat brutal : possible to really optimize by a |
123 | // direct call the SD of intersections -> See LBR | |
7fd59977 | 124 | |
125 | Standard_Real f,l; | |
126 | Handle(Geom2d_Curve) CurC = BRep_Tool::CurveOnSurface(CurE,F,f,l); | |
127 | Standard_Real U = BRep_Tool::Parameter(V,CurE,F); | |
128 | gp_Pnt2d P = CurC->Value(U); | |
129 | ||
130 | Geom2dAPI_ProjectPointOnCurve Proj; | |
131 | ||
0d969553 Y |
132 | // The tolerance is exaggerated : it is better to construct too many |
133 | // tubes than to miss intersections. | |
7fd59977 | 134 | // Standard_Real Tol = 100 * BRep_Tool::Tolerance(V); |
135 | Standard_Real Tol = BRep_Tool::Tolerance(V); | |
136 | TopExp_Explorer exp(F,TopAbs_EDGE); | |
137 | for ( ; exp.More(); exp.Next()) { | |
138 | E = TopoDS::Edge(exp.Current()); | |
139 | Handle(Geom2d_Curve) PC = BRep_Tool::CurveOnSurface(E,F,f,l); | |
140 | Proj.Init(P,PC,f,l); | |
141 | if ( Proj.NbPoints() > 0) { | |
142 | if (Proj.LowerDistance() < Tol) { | |
143 | return Standard_True; | |
144 | } | |
145 | } | |
146 | } | |
147 | return Standard_False; | |
148 | } | |
149 | ||
150 | //======================================================================= | |
151 | //function : Add | |
152 | //purpose : | |
153 | //======================================================================= | |
154 | ||
155 | static void Add(const TopoDS_Edge& E, | |
975ec82a | 156 | TopTools_IndexedMapOfShape& Map, |
7fd59977 | 157 | const TopoDS_Shape& S, |
158 | const BRepOffset_Offset& OF, | |
159 | const BRepOffset_Analyse& Analyse, | |
160 | const Standard_Boolean WarningSurBordLibre) | |
0d969553 | 161 | // If WarningSurBordLibre = TRUE, no propagation if the edge is open. |
7fd59977 | 162 | { |
163 | TopAbs_ShapeEnum Type = S.ShapeType(); | |
164 | ||
165 | if ( Type == TopAbs_FACE) { | |
166 | TopExp_Explorer exp(S,TopAbs_EDGE); | |
167 | for ( ; exp.More(); exp.Next()) { | |
168 | const TopoDS_Edge& OriE = TopoDS::Edge(exp.Current()); | |
169 | TopoDS_Shape aLocalShape = OF.Generated(OriE); | |
170 | const TopoDS_Edge& IE = TopoDS::Edge(aLocalShape); | |
171 | // const TopoDS_Edge& IE = TopoDS::Edge(OF.Generated(OriE)); | |
172 | if ( E.IsEqual(IE)) { | |
173 | if (WarningSurBordLibre) { | |
0d969553 | 174 | // It is checked that the border is not free. |
7fd59977 | 175 | const TopTools_ListOfShape& L = Analyse.Ancestors(OriE); |
0d969553 | 176 | if (L.Extent() == 1) break; // Nothing is done. |
7fd59977 | 177 | } |
178 | Map.Add(exp.Current()); | |
179 | break; | |
180 | } | |
181 | } | |
182 | } | |
183 | else if ( Type == TopAbs_EDGE) { | |
184 | TopExp_Explorer exp(S,TopAbs_VERTEX); | |
185 | for ( ; exp.More(); exp.Next()) { | |
186 | TopoDS_Shape aLocalShape = OF.Generated(exp.Current()); | |
187 | const TopoDS_Edge& IE = TopoDS::Edge(aLocalShape); | |
188 | // const TopoDS_Edge& IE = TopoDS::Edge(OF.Generated(exp.Current())); | |
189 | if ( E.IsEqual(IE)) { | |
190 | const TopTools_ListOfShape& L = Analyse.Ancestors(exp.Current()); | |
191 | TopTools_ListIteratorOfListOfShape it(L); | |
192 | for ( ; it.More(); it.Next()) { | |
193 | Map.Add(it.Value()); | |
194 | } | |
195 | break; | |
196 | } | |
197 | } | |
198 | } | |
199 | } | |
200 | ||
201 | ||
202 | //======================================================================= | |
203 | //function : IsInFace | |
204 | //purpose : | |
205 | //======================================================================= | |
206 | ||
207 | static Standard_Boolean IsInFace(const TopoDS_Edge& E, | |
208 | const TopoDS_Face& F) | |
209 | { | |
210 | TopExp_Explorer exp(F,TopAbs_EDGE); | |
211 | for ( ;exp.More(); exp.Next()) | |
212 | if ( E.IsSame(exp.Current())) return Standard_True; | |
213 | return Standard_False; | |
214 | } | |
215 | ||
216 | ||
217 | //======================================================================= | |
218 | //function : KPartCurve3d | |
219 | //purpose : | |
220 | //======================================================================= | |
221 | ||
222 | static void KPartCurve3d(TopoDS_Edge Edge, | |
223 | Handle(Geom2d_Curve) Curve, | |
224 | Handle(Geom_Surface) Surf) | |
225 | { | |
226 | // try to find the particular case | |
227 | // if not found call BRepLib::BuildCurve3d | |
228 | ||
229 | TopLoc_Location Loc; | |
230 | Standard_Real Tol = Precision::Confusion(); | |
231 | ||
0d969553 | 232 | // Seach only isos on analytical surfaces. |
7fd59977 | 233 | Geom2dAdaptor_Curve C(Curve); |
234 | GeomAdaptor_Surface S(Surf); | |
235 | GeomAbs_CurveType CTy = C.GetType(); | |
236 | GeomAbs_SurfaceType STy = S.GetType(); | |
237 | BRep_Builder TheBuilder; | |
238 | ||
0d969553 | 239 | if ( STy != GeomAbs_Plane) { // if plane buildcurve3d manage KPart |
7fd59977 | 240 | if ( CTy == GeomAbs_Line) { |
241 | gp_Dir2d D = C.Line().Direction(); | |
242 | if ( D.IsParallel(gp::DX2d(),Precision::Angular())) { // Iso V. | |
243 | if ( STy == GeomAbs_Sphere) { | |
244 | gp_Pnt2d P = C.Line().Location(); | |
c6541a0c | 245 | if ( Abs( Abs(P.Y()) -M_PI/2. ) < Precision::PConfusion()) { |
7fd59977 | 246 | TheBuilder.Degenerated(Edge, Standard_True); |
247 | } | |
248 | else { | |
249 | gp_Sphere Sph = S.Sphere(); | |
250 | gp_Ax3 Axis = Sph.Position(); | |
251 | gp_Circ Ci = ElSLib::SphereVIso(Axis, | |
252 | Sph.Radius(), | |
253 | P.Y()); | |
254 | gp_Dir DRev = Axis.XDirection().Crossed(Axis.YDirection()); | |
255 | gp_Ax1 AxeRev(Axis.Location(), DRev); | |
256 | Ci.Rotate(AxeRev, P.X()); | |
257 | Handle(Geom_Circle) Circle = new Geom_Circle(Ci); | |
258 | if ( D.IsOpposite(gp::DX2d(),Precision::Angular())) | |
259 | Circle->Reverse(); | |
260 | TheBuilder.UpdateEdge(Edge, Circle, Loc, Tol); | |
261 | } | |
7fd59977 | 262 | } |
263 | else if ( STy == GeomAbs_Cylinder) { | |
264 | gp_Cylinder Cyl = S.Cylinder(); | |
265 | gp_Pnt2d P = C.Line().Location(); | |
266 | gp_Ax3 Axis = Cyl.Position(); | |
267 | gp_Circ Ci = ElSLib::CylinderVIso(Axis, | |
268 | Cyl.Radius(), | |
269 | P.Y()); | |
270 | gp_Dir DRev = Axis.XDirection().Crossed(Axis.YDirection()); | |
271 | gp_Ax1 AxeRev(Axis.Location(), DRev); | |
272 | Ci.Rotate(AxeRev, P.X()); | |
273 | Handle(Geom_Circle) Circle = new Geom_Circle(Ci); | |
274 | if ( D.IsOpposite(gp::DX2d(),Precision::Angular())) | |
275 | Circle->Reverse(); | |
276 | TheBuilder.UpdateEdge(Edge, Circle, Loc, Tol); | |
7fd59977 | 277 | } |
278 | else if ( STy == GeomAbs_Cone) { | |
279 | gp_Cone Cone = S.Cone(); | |
280 | gp_Pnt2d P = C.Line().Location(); | |
281 | gp_Ax3 Axis = Cone.Position(); | |
282 | gp_Circ Ci = ElSLib::ConeVIso(Axis, | |
283 | Cone.RefRadius(), | |
284 | Cone.SemiAngle(), | |
285 | P.Y()); | |
286 | gp_Dir DRev = Axis.XDirection().Crossed(Axis.YDirection()); | |
287 | gp_Ax1 AxeRev(Axis.Location(), DRev); | |
288 | Ci.Rotate(AxeRev, P.X()); | |
289 | Handle(Geom_Circle) Circle = new Geom_Circle(Ci); | |
290 | if ( D.IsOpposite(gp::DX2d(),Precision::Angular())) | |
291 | Circle->Reverse(); | |
292 | TheBuilder.UpdateEdge(Edge, Circle, Loc, Tol); | |
7fd59977 | 293 | } |
294 | else if ( STy == GeomAbs_Torus) { | |
295 | gp_Torus Tore = S.Torus(); | |
296 | gp_Pnt2d P = C.Line().Location(); | |
297 | gp_Ax3 Axis = Tore.Position(); | |
298 | gp_Circ Ci = ElSLib::TorusVIso(Axis, | |
299 | Tore.MajorRadius(), | |
300 | Tore.MinorRadius(), | |
301 | P.Y()); | |
302 | gp_Dir DRev = Axis.XDirection().Crossed(Axis.YDirection()); | |
303 | gp_Ax1 AxeRev(Axis.Location(), DRev); | |
304 | Ci.Rotate(AxeRev, P.X()); | |
305 | Handle(Geom_Circle) Circle = new Geom_Circle(Ci); | |
306 | if ( D.IsOpposite(gp::DX2d(),Precision::Angular())) | |
307 | Circle->Reverse(); | |
308 | TheBuilder.UpdateEdge(Edge, Circle, Loc, Tol); | |
7fd59977 | 309 | } |
310 | } | |
311 | else if ( D.IsParallel(gp::DY2d(),Precision::Angular())) { // Iso U. | |
312 | if ( STy == GeomAbs_Sphere) { | |
313 | gp_Sphere Sph = S.Sphere(); | |
314 | gp_Pnt2d P = C.Line().Location(); | |
315 | gp_Ax3 Axis = Sph.Position(); | |
0d969553 | 316 | // calculate iso 0. |
7fd59977 | 317 | gp_Circ Ci = ElSLib::SphereUIso(Axis, Sph.Radius(),0.); |
318 | ||
0d969553 | 319 | // set to sameparameter (rotation of the circle - offset from Y) |
7fd59977 | 320 | gp_Dir DRev = Axis.XDirection().Crossed(Axis. Direction()); |
321 | gp_Ax1 AxeRev(Axis.Location(),DRev); | |
322 | Ci.Rotate(AxeRev, P.Y()); | |
323 | ||
0d969553 | 324 | // transformation by iso U ( = P.X()) |
7fd59977 | 325 | DRev = Axis.XDirection().Crossed(Axis.YDirection()); |
326 | AxeRev = gp_Ax1(Axis.Location(), DRev); | |
327 | Ci.Rotate(AxeRev, P.X()); | |
328 | Handle(Geom_Circle) Circle = new Geom_Circle(Ci); | |
329 | ||
330 | if ( D.IsOpposite(gp::DY2d(),Precision::Angular())) | |
331 | Circle->Reverse(); | |
332 | TheBuilder.UpdateEdge(Edge, Circle, Loc, Tol); | |
7fd59977 | 333 | } |
334 | else if ( STy == GeomAbs_Cylinder) { | |
335 | gp_Cylinder Cyl = S.Cylinder(); | |
336 | gp_Pnt2d P = C.Line().Location(); | |
337 | gp_Lin L = ElSLib::CylinderUIso(Cyl.Position(), | |
338 | Cyl.Radius(), | |
339 | P.X()); | |
340 | gp_Vec Tr(L.Direction()); | |
341 | Tr.Multiply(P.Y()); | |
342 | L.Translate(Tr); | |
343 | Handle(Geom_Line) Line = new Geom_Line(L); | |
344 | if ( D.IsOpposite(gp::DY2d(),Precision::Angular())) | |
345 | Line->Reverse(); | |
346 | TheBuilder.UpdateEdge(Edge, Line, Loc, Tol); | |
7fd59977 | 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); | |
7fd59977 | 361 | } |
362 | else if ( STy == GeomAbs_Torus) { | |
363 | } | |
364 | } | |
365 | } | |
366 | } | |
0d969553 | 367 | else { // Case Plane |
7fd59977 | 368 | Handle(Geom_Curve) C3d = GeomAPI::To3d(Curve,S.Plane()); |
369 | TheBuilder.UpdateEdge(Edge, C3d, Loc, Tol); | |
7fd59977 | 370 | } |
371 | } | |
372 | ||
373 | ||
374 | //======================================================================= | |
375 | //function : MakeCurve | |
376 | //purpose : | |
377 | //======================================================================= | |
378 | ||
379 | class MakeCurve_Function : public AppCont_Function | |
380 | { | |
381 | BiTgte_CurveOnEdge myCurve; | |
382 | ||
383 | public : | |
384 | ||
385 | MakeCurve_Function(const BiTgte_CurveOnEdge& C) : myCurve(C) {}; | |
386 | ||
387 | Standard_Real FirstParameter() const | |
388 | {return myCurve.FirstParameter();} | |
389 | ||
390 | Standard_Real LastParameter() const | |
391 | {return myCurve.LastParameter();} | |
392 | ||
393 | gp_Pnt Value(const Standard_Real t) const | |
394 | {return myCurve.Value(t);} | |
395 | ||
396 | Standard_Boolean D1(const Standard_Real /*t*/, gp_Pnt& /*P*/, gp_Vec& /*V*/) const | |
397 | {return Standard_False;} | |
398 | ||
399 | }; | |
400 | ||
401 | Handle(Geom_Curve) MakeCurve (const BiTgte_CurveOnEdge& HC) | |
402 | { | |
403 | Handle(Geom_Curve) C; | |
404 | ||
63c629aa | 405 | #if BITGTE_DEB |
7fd59977 | 406 | OSD_Chronometer ch; |
407 | ChFi3d_InitChron(ch); | |
408 | #endif | |
409 | ||
410 | if ( HC.GetType() == GeomAbs_Circle) { | |
411 | C = new Geom_Circle(HC.Circle()); | |
412 | C = new Geom_TrimmedCurve(C,HC.FirstParameter(),HC.LastParameter()); | |
413 | } | |
0d969553 | 414 | else { // the approximation is done |
7fd59977 | 415 | MakeCurve_Function F(HC); |
416 | Standard_Integer Deg1, Deg2; | |
417 | Deg1 = Deg2 = 8; | |
418 | Standard_Real Tol = Precision::Approximation(); | |
419 | Approx_FitAndDivide Fit(F,Deg1,Deg2,Tol,Tol,Standard_True); | |
420 | Standard_Integer i; | |
421 | Standard_Integer NbCurves = Fit.NbMultiCurves(); | |
0d969553 | 422 | // it is attempted to make the curve at least C1 |
7fd59977 | 423 | Convert_CompBezierCurvesToBSplineCurve Conv; |
424 | ||
425 | for (i = 1; i <= NbCurves; i++) { | |
0d969553 Y |
426 | AppParCurves_MultiCurve MC = Fit.Value( i); //Load the Ith Curve |
427 | TColgp_Array1OfPnt Poles( 1, MC.Degree() + 1); //Return poles | |
7fd59977 | 428 | MC.Curve(1, Poles); |
429 | ||
430 | Conv.AddCurve(Poles); | |
431 | } | |
432 | ||
433 | Conv.Perform(); | |
434 | ||
435 | Standard_Integer NbPoles = Conv.NbPoles(); | |
436 | Standard_Integer NbKnots = Conv.NbKnots(); | |
437 | TColgp_Array1OfPnt NewPoles(1,NbPoles); | |
438 | TColStd_Array1OfReal NewKnots(1,NbKnots); | |
439 | TColStd_Array1OfInteger NewMults(1,NbKnots); | |
440 | ||
441 | Conv.KnotsAndMults(NewKnots,NewMults); | |
442 | Conv.Poles(NewPoles); | |
443 | ||
444 | BSplCLib::Reparametrize(HC.FirstParameter(), | |
445 | HC.LastParameter(), | |
446 | NewKnots); | |
447 | ||
448 | C = new Geom_BSplineCurve (NewPoles, | |
449 | NewKnots, | |
450 | NewMults, | |
451 | Conv.Degree()); | |
452 | } | |
453 | ||
63c629aa | 454 | #if BITGTE_DEB |
7fd59977 | 455 | ChFi3d_ResultChron(ch, t_mkcurve); |
456 | #endif | |
457 | ||
458 | return C; | |
459 | } | |
460 | ||
461 | ||
462 | //======================================================================= | |
463 | //function : Touched | |
0d969553 | 464 | //purpose : Only the faces connected with caps are given |
7fd59977 | 465 | //======================================================================= |
466 | ||
35e08fe8 | 467 | static void Touched(const BRepOffset_Analyse&, |
468 | const TopTools_MapOfShape&, | |
469 | const TopoDS_Shape&, | |
470 | TopTools_MapOfShape&) | |
7fd59977 | 471 | { |
0d969553 | 472 | // currently nothing is done !! |
302f96fb | 473 | /*if ( Standard_True) { |
7fd59977 | 474 | return; |
475 | } | |
476 | else { | |
477 | TopExp_Explorer exp(Shape, TopAbs_EDGE); | |
478 | for ( ; exp.More(); exp.Next()) { | |
479 | const TopTools_ListOfShape& L = Analyse.Ancestors(exp.Current()); | |
480 | if (StopFaces.Contains(L.First())) | |
35e08fe8 | 481 | TouchedByCork.Add(L.Last()); |
7fd59977 | 482 | else if (StopFaces.Contains(L.Last())) |
35e08fe8 | 483 | TouchedByCork.Add(L.First()); |
7fd59977 | 484 | } |
302f96fb | 485 | }*/ |
486 | return; | |
7fd59977 | 487 | } |
488 | ||
489 | //======================================================================= | |
490 | //function : FindVertex | |
491 | //purpose : | |
492 | //======================================================================= | |
493 | ||
494 | static TopoDS_Vertex FindVertex(const gp_Pnt& P, | |
495 | const TopTools_MapOfShape& Map, | |
496 | const Standard_Real Tol) | |
497 | { | |
498 | BRep_Builder B; | |
499 | // Find in <Map> a vertex which represent the point <P>. | |
500 | Standard_Real Tol2,Dist; | |
501 | TopoDS_Vertex V,VV[2]; | |
502 | Standard_Real TolCarre = Tol*Tol; | |
503 | TopTools_MapIteratorOfMapOfShape it(Map); | |
504 | for ( ; it.More(); it.Next()) { | |
505 | const TopoDS_Edge& E = TopoDS::Edge(it.Key()); | |
506 | if ( !E.IsNull()) { | |
507 | TopExp::Vertices(E,VV[0],VV[1]); | |
508 | ||
509 | for (Standard_Integer i = 0; i < 2 ; i++) { | |
0d969553 | 510 | // if OK la Tolerance du Vertex |
7fd59977 | 511 | Tol2 = BRep_Tool::Tolerance(VV[i]); |
512 | Tol2 *= Tol2; | |
513 | gp_Pnt P1 = BRep_Tool::Pnt(VV[i]); | |
514 | Dist = P.SquareDistance(P1); | |
515 | if ( Dist <= Tol2) return VV[i]; | |
0d969553 | 516 | // otherwise with the required tolerance. |
7fd59977 | 517 | if (TolCarre > Tol2) { |
518 | if ( Dist <= TolCarre) { | |
0d969553 | 519 | // so it is necessary to update the tolerance of Vertex. |
7fd59977 | 520 | B.UpdateVertex(VV[i],Tol); |
521 | return VV[i]; | |
522 | } | |
523 | } | |
524 | } | |
525 | } | |
526 | } | |
527 | ||
528 | return V; | |
529 | } | |
530 | ||
531 | ||
532 | //======================================================================= | |
533 | //function : MakeDegeneratedEdge | |
534 | //purpose : | |
535 | //======================================================================= | |
536 | ||
537 | static TopoDS_Edge MakeDegeneratedEdge(const Handle(Geom_Curve)& CC, | |
538 | const TopoDS_Vertex& VfOnE) | |
539 | { | |
540 | BRep_Builder B; | |
541 | Standard_Real Tol = Precision::Confusion(); | |
542 | // kill trimmed curves | |
543 | Handle(Geom_Curve) C = CC; | |
544 | Handle(Geom_TrimmedCurve) CT = Handle(Geom_TrimmedCurve)::DownCast(C); | |
545 | while (!CT.IsNull()) { | |
546 | C = CT->BasisCurve(); | |
547 | CT = Handle(Geom_TrimmedCurve)::DownCast(C); | |
548 | } | |
549 | ||
550 | TopoDS_Vertex V1,V2; | |
551 | if ( VfOnE.IsNull()) { | |
552 | gp_Pnt P = C->Value(C->FirstParameter()); | |
553 | B.MakeVertex(V1,P,Tol); | |
554 | V2 = V1; | |
555 | } | |
556 | else { | |
557 | V1 = V2 = VfOnE; | |
558 | } | |
559 | V1.Orientation(TopAbs_FORWARD); | |
560 | V2.Orientation(TopAbs_REVERSED); | |
561 | ||
562 | TopoDS_Edge E; | |
563 | B.MakeEdge(E,C,Tol); | |
564 | B.Add(E,V1); B.Add(E,V2); | |
565 | // B.UpdateVertex(V1,C->FirstParameter(),E,Tol); | |
566 | // B.UpdateVertex(V2,C->LastParameter(),E,Tol); | |
567 | B.Range(E,CC->FirstParameter(),CC->LastParameter()); | |
568 | return E; | |
569 | } | |
570 | ||
571 | ||
572 | //======================================================================= | |
573 | //function : Orientation | |
574 | //purpose : | |
575 | //======================================================================= | |
576 | ||
577 | static TopAbs_Orientation Orientation(const TopoDS_Edge& E, | |
578 | const TopoDS_Face& F, | |
579 | const TopTools_ListOfShape& L) | |
580 | { | |
7fd59977 | 581 | TopAbs_Orientation Orien = TopAbs_FORWARD; |
7fd59977 | 582 | TopTools_ListIteratorOfListOfShape itld; |
583 | for ( itld.Initialize(L); itld.More(); itld.Next()) { | |
584 | if ( itld.Value().IsSame(E)) { | |
585 | Orien = itld.Value().Orientation(); | |
586 | break; | |
587 | } | |
588 | } | |
589 | if ( F.Orientation() == TopAbs_REVERSED) | |
590 | Orien = TopAbs::Reverse(Orien); | |
591 | ||
592 | return Orien; | |
593 | } | |
594 | ||
595 | //======================================================================= | |
596 | //function : FindCreatedEdge | |
597 | //purpose : | |
598 | //======================================================================= | |
599 | ||
600 | static TopoDS_Edge FindCreatedEdge | |
601 | (const TopoDS_Vertex& V1, | |
602 | const TopoDS_Edge& E, | |
603 | const BRepOffset_DataMapOfShapeOffset& MapSF, | |
604 | TopTools_MapOfShape& MapOnV, | |
605 | const BRepOffset_Analyse& CenterAnalyse, | |
606 | Standard_Real Radius, | |
607 | Standard_Real Tol) | |
608 | { | |
609 | TopoDS_Edge E1; | |
610 | if (!CenterAnalyse.HasAncestor(V1)) return E1; // return a Null Shape. | |
611 | ||
612 | TopTools_ListOfShape TangE; | |
613 | CenterAnalyse.TangentEdges(E,V1,TangE); | |
614 | ||
615 | TopTools_ListIteratorOfListOfShape itl(TangE); | |
616 | Standard_Boolean Find = Standard_False; | |
617 | for ( ; itl.More() && !Find; itl.Next()) { | |
618 | const TopoDS_Edge& ET = TopoDS::Edge(itl.Value()); | |
619 | if ( MapSF.IsBound(ET)) { | |
620 | TopoDS_Shape aLocalShape = MapSF(ET).Generated(V1); | |
621 | E1 = TopoDS::Edge(aLocalShape); | |
622 | // E1 = TopoDS::Edge(MapSF(ET).Generated(V1)); | |
623 | MapOnV.Add(E1); | |
624 | Find = Standard_True; | |
625 | } | |
626 | else { | |
0d969553 Y |
627 | // Find the sharing of vertices in case of tangent consecutive 3 edges |
628 | // the second of which is the edge that degenerates the tube. | |
7fd59977 | 629 | TopLoc_Location CLoc; |
630 | Standard_Real ff,ll; | |
631 | Handle(Geom_Curve) CET = | |
632 | BRep_Tool::Curve(ET,CLoc,ff,ll); | |
633 | if ( CET->DynamicType() == STANDARD_TYPE(Geom_TrimmedCurve)) { | |
634 | CET = Handle(Geom_TrimmedCurve)::DownCast(CET)->BasisCurve(); | |
635 | } | |
636 | Handle(Geom_Circle) Circ = Handle(Geom_Circle)::DownCast(CET); | |
637 | if ( Circ.IsNull()) continue; | |
638 | if ( Abs(Circ->Radius() - Abs(Radius)) > Tol) continue; | |
639 | ||
640 | TopoDS_Vertex U1,U2; | |
641 | TopExp::Vertices(ET,U1,U2); | |
642 | if ( U1.IsSame(V1)) U1 = U2; | |
643 | TopTools_ListOfShape Tang2; | |
644 | CenterAnalyse.TangentEdges(ET,U1,Tang2); | |
645 | TopTools_ListIteratorOfListOfShape it2(Tang2); | |
646 | for ( ; it2.More() ; it2.Next()) { | |
647 | const TopoDS_Edge& ET2 = TopoDS::Edge(it2.Value()); | |
648 | if ( MapSF.IsBound(ET2)) { | |
649 | TopoDS_Shape aLocalShape = MapSF(ET2).Generated(U1); | |
650 | MapOnV.Add(TopoDS::Edge(aLocalShape)); | |
651 | // MapOnV.Add(TopoDS::Edge(MapSF(ET2).Generated(U1))); | |
652 | } | |
653 | } | |
654 | } | |
655 | } | |
656 | if (!Find) { | |
657 | TangE.Clear(); | |
658 | // CenterAnalyse.Edges(V1f, OT, TangE); | |
659 | if (CenterAnalyse.HasAncestor(V1)) { | |
660 | TangE = CenterAnalyse.Ancestors(V1); | |
661 | itl.Initialize(TangE); | |
662 | for ( ; itl.More() && !Find; itl.Next()) { | |
663 | if ( MapSF.IsBound(itl.Value())) { | |
664 | MapOnV.Add(MapSF(itl.Value()).Generated(V1)); | |
665 | } | |
666 | } | |
667 | } | |
668 | } | |
669 | ||
670 | return E1; | |
671 | } | |
672 | ||
673 | //======================================================================= | |
674 | //function : Bubble | |
0d969553 | 675 | //purpose : Sets in increasing order the sequence of vertices. |
7fd59977 | 676 | //======================================================================= |
677 | ||
678 | static void Bubble(const TopoDS_Edge& E, | |
679 | TopTools_SequenceOfShape& Seq) | |
680 | { | |
681 | Standard_Boolean Invert = Standard_True; | |
682 | Standard_Integer NbPoints = Seq.Length(); | |
683 | Standard_Real U1,U2; | |
684 | TopoDS_Vertex V1,V2; | |
685 | ||
686 | while (Invert) { | |
687 | Invert = Standard_False; | |
688 | for ( Standard_Integer i = 1; i < NbPoints; i++) { | |
689 | TopoDS_Shape aLocalShape = Seq.Value(i) .Oriented(TopAbs_INTERNAL); | |
690 | V1 = TopoDS::Vertex(aLocalShape); | |
691 | aLocalShape = Seq.Value(i+1).Oriented(TopAbs_INTERNAL); | |
692 | V2 = TopoDS::Vertex(aLocalShape); | |
693 | // V1 = TopoDS::Vertex(Seq.Value(i) .Oriented(TopAbs_INTERNAL)); | |
694 | // V2 = TopoDS::Vertex(Seq.Value(i+1).Oriented(TopAbs_INTERNAL)); | |
695 | ||
696 | U1 = BRep_Tool::Parameter(V1,E); | |
697 | U2 = BRep_Tool::Parameter(V2,E); | |
698 | if (U2 < U1) { | |
699 | Seq.Exchange(i,i+1); | |
700 | Invert = Standard_True; | |
701 | } | |
702 | } | |
703 | } | |
704 | } | |
705 | ||
706 | //======================================================================= | |
707 | //function : CutEdge | |
708 | //purpose : | |
709 | //======================================================================= | |
710 | ||
711 | static void CutEdge (const TopoDS_Edge& E, | |
712 | const TopTools_ListOfShape& VOnE, | |
713 | TopTools_ListOfShape& NE ) | |
714 | { | |
715 | TopoDS_Shape aLocalShape = E.Oriented(TopAbs_FORWARD); | |
716 | TopoDS_Edge WE = TopoDS::Edge(aLocalShape); | |
717 | // TopoDS_Edge WE = TopoDS::Edge(E.Oriented(TopAbs_FORWARD)); | |
718 | ||
719 | Standard_Real U1,U2; | |
720 | TopoDS_Vertex V1,V2; | |
721 | TopTools_SequenceOfShape SV; | |
722 | TopTools_ListIteratorOfListOfShape it(VOnE); | |
723 | BRep_Builder B; | |
724 | ||
725 | for ( ; it.More(); it.Next()) { | |
726 | SV.Append(it.Value()); | |
727 | } | |
728 | //-------------------------------- | |
0d969553 | 729 | // Parse vertices on the edge. |
7fd59977 | 730 | //-------------------------------- |
731 | Bubble (WE,SV); | |
732 | ||
733 | Standard_Integer NbVer = SV.Length(); | |
734 | //---------------------------------------------------------------- | |
0d969553 Y |
735 | // Construction of new edges. |
736 | // The vertices at the extremities of edges are not | |
737 | // necessarily in the list of vertices | |
7fd59977 | 738 | //---------------------------------------------------------------- |
739 | if (SV.IsEmpty()) { | |
740 | NE.Append(E); | |
741 | return; | |
742 | } | |
743 | TopoDS_Vertex VF,VL; | |
744 | Standard_Real f,l; | |
745 | BRep_Tool::Range(WE,f,l); | |
746 | TopExp::Vertices(WE,VF,VL); | |
747 | ||
748 | if (NbVer == 2) { | |
749 | if (SV(1).IsEqual(VF) && SV(2).IsEqual(VL)) { | |
750 | NE.Append(E); | |
751 | return; | |
752 | } | |
753 | } | |
754 | //---------------------------------------------------- | |
0d969553 Y |
755 | // Processing of closed edges |
756 | // If a vertex of intersection is on the common vertex, | |
757 | // it should appear at the beginning and the end of SV. | |
7fd59977 | 758 | //---------------------------------------------------- |
759 | TopoDS_Vertex VCEI; | |
760 | ||
761 | if (!VF.IsNull() && !VF.IsSame(SV.First())) SV.Prepend(VF); | |
762 | if (!VL.IsNull() && !VL.IsSame(SV.Last ())) SV.Append (VL); | |
763 | ||
764 | V1 = TopoDS::Vertex(SV.First()); | |
765 | SV.Remove(1); | |
766 | ||
767 | while (!SV.IsEmpty()) { | |
768 | ||
769 | V2 = TopoDS::Vertex(SV.First()); | |
770 | SV.Remove(1); | |
771 | ||
772 | if ( V1.IsSame(V2)) { | |
773 | cout << "Vertex Confondus dans CutEdges" << endl; | |
774 | continue; | |
775 | } | |
776 | //------------------------------------------- | |
0d969553 | 777 | // Copy the edge and restriction by V1 V2. |
7fd59977 | 778 | //------------------------------------------- |
779 | TopoDS_Shape aLocalShape =WE.EmptyCopied(); | |
780 | TopoDS_Edge NewEdge = TopoDS::Edge(aLocalShape); | |
781 | // TopoDS_Edge NewEdge = TopoDS::Edge(WE.EmptyCopied()); | |
782 | B.Add (NewEdge,V1.Oriented(TopAbs_FORWARD)); | |
783 | B.Add (NewEdge,V2.Oriented(TopAbs_REVERSED)); | |
784 | if (V1.IsSame(VF)) | |
785 | U1 = f; | |
786 | else { | |
787 | aLocalShape = V1.Oriented(TopAbs_INTERNAL); | |
788 | U1 = BRep_Tool::Parameter(TopoDS::Vertex(aLocalShape),WE); | |
789 | // U1 = BRep_Tool::Parameter | |
790 | // (TopoDS::Vertex(V1.Oriented(TopAbs_INTERNAL)),WE); | |
791 | } | |
792 | if (V2.IsSame(VL)) | |
793 | U2 = l; | |
794 | else { | |
795 | aLocalShape = V2.Oriented(TopAbs_INTERNAL); | |
796 | U2 = BRep_Tool::Parameter(TopoDS::Vertex(aLocalShape),WE); | |
797 | // U2 = BRep_Tool::Parameter | |
798 | // (TopoDS::Vertex(V2.Oriented(TopAbs_INTERNAL)),WE); | |
799 | } | |
800 | B.Range (NewEdge,U1,U2); | |
801 | NE.Append(NewEdge.Oriented(E.Orientation())); | |
802 | ||
803 | V1 = V2; | |
804 | } | |
805 | } | |
0d969553 | 806 | //======================== END OF STATIC FUNCTIONS ============ |
7fd59977 | 807 | |
808 | ||
809 | ||
810 | ||
811 | //======================================================================= | |
812 | //function : BiTgte_Blend | |
813 | //purpose : | |
814 | //======================================================================= | |
815 | ||
816 | BiTgte_Blend::BiTgte_Blend() | |
817 | { | |
818 | myAsDes = new BRepAlgo_AsDes(); | |
819 | myNbBranches = -1; | |
820 | } | |
821 | ||
822 | ||
823 | //======================================================================= | |
824 | //function : BiTgte_Blend | |
825 | //purpose : | |
826 | //======================================================================= | |
827 | ||
828 | BiTgte_Blend::BiTgte_Blend(const TopoDS_Shape& S, | |
829 | const Standard_Real Radius, | |
830 | const Standard_Real Tol, | |
831 | const Standard_Boolean NUBS) | |
832 | { | |
833 | myAsDes = new BRepAlgo_AsDes(); | |
834 | Init(S,Radius,Tol,NUBS); | |
835 | } | |
836 | ||
837 | ||
838 | //======================================================================= | |
839 | //function : Init | |
840 | //purpose : | |
841 | //======================================================================= | |
842 | ||
843 | void BiTgte_Blend::Init(const TopoDS_Shape& S, | |
844 | const Standard_Real Radius, | |
845 | const Standard_Real Tol, | |
846 | const Standard_Boolean NUBS) | |
847 | { | |
848 | Clear(); | |
849 | myShape = S; | |
850 | myTol = Tol; | |
851 | myNubs = NUBS; | |
852 | myRadius = Radius; | |
853 | myNbBranches = -1; | |
854 | // TopExp::MapShapesAndAncestors(S,TopAbs_EDGE,TopAbs_FACE,myAncestors); | |
855 | } | |
856 | ||
857 | ||
858 | //======================================================================= | |
859 | //function : Clear | |
860 | //purpose : | |
861 | //======================================================================= | |
862 | ||
863 | void BiTgte_Blend::Clear() | |
864 | { | |
865 | myInitOffsetFace.Clear(); | |
866 | myImage .Clear(); | |
867 | myImageOffset .Clear(); | |
868 | myStopFaces .Clear(); | |
869 | myAnalyse .Clear(); | |
870 | myAsDes ->Clear(); | |
871 | myNbBranches = -1; | |
872 | myDone = Standard_False; | |
873 | } | |
874 | ||
875 | ||
876 | //======================================================================= | |
877 | //function : SetStoppingFace | |
878 | //purpose : | |
879 | //======================================================================= | |
880 | ||
881 | void BiTgte_Blend::SetStoppingFace(const TopoDS_Face& Face) | |
882 | { | |
883 | myStopFaces.Add(Face); | |
884 | //------------- | |
0d969553 | 885 | // MAJ SD. -> To end loop, set faces of edges |
7fd59977 | 886 | //------------- |
887 | // myInitOffsetFace.SetRoot(Face); | |
888 | // myInitOffsetFace.Bind (Face,Face); | |
889 | // myImageOffset.SetRoot (Face); | |
890 | } | |
891 | ||
892 | ||
893 | //======================================================================= | |
894 | //function : SetFaces | |
895 | //purpose : | |
896 | //======================================================================= | |
897 | ||
898 | void BiTgte_Blend::SetFaces(const TopoDS_Face& F1,const TopoDS_Face& F2) | |
899 | { | |
900 | myFaces.Add(F1); | |
901 | myFaces.Add(F2); | |
902 | } | |
903 | ||
904 | ||
905 | //======================================================================= | |
906 | //function : SetEdge | |
907 | //purpose : | |
908 | //======================================================================= | |
909 | ||
910 | void BiTgte_Blend::SetEdge(const TopoDS_Edge& Edge) | |
911 | { | |
912 | myEdges.Add(Edge); | |
913 | } | |
914 | ||
915 | ||
916 | //======================================================================= | |
917 | //function : Perform | |
918 | //purpose : | |
919 | //======================================================================= | |
920 | ||
921 | void BiTgte_Blend::Perform(const Standard_Boolean BuildShape) | |
922 | { | |
923 | myBuildShape = BuildShape; | |
924 | ||
0d969553 Y |
925 | // Try cutting to avoid tubes on free borders |
926 | // that are not actually free. | |
7fd59977 | 927 | Handle(BRepBuilderAPI_Sewing) Sew = new BRepBuilderAPI_Sewing(myTol); |
928 | BRepLib::BuildCurves3d(myShape); | |
929 | TopExp_Explorer expf(myShape,TopAbs_FACE); | |
930 | for ( ;expf.More(); expf.Next()) Sew->Add(expf.Current()); | |
931 | Sew->Perform(); | |
932 | TopoDS_Shape SewedShape = Sew->SewedShape(); | |
933 | if ( SewedShape.IsNull()) Standard_Failure::Raise("Sewing aux fraises"); | |
934 | ||
0d969553 | 935 | // Check if the sewing modified the orientation. |
7fd59977 | 936 | expf.Init(myShape,TopAbs_FACE); |
937 | TopoDS_Face FaceRef = TopoDS::Face(expf.Current()); | |
938 | TopAbs_Orientation OriRef = FaceRef.Orientation(); | |
939 | if (Sew->IsModified(FaceRef)) FaceRef = TopoDS::Face(Sew->Modified(FaceRef)); | |
940 | expf.Init(SewedShape, TopAbs_FACE); | |
941 | for (; expf.More(); expf.Next()) { | |
942 | const TopoDS_Face& FF = TopoDS::Face(expf.Current()); | |
943 | if (FaceRef.IsSame(FF) && (FF.Orientation() != OriRef)) { | |
944 | SewedShape.Reverse(); | |
945 | break; | |
946 | } | |
947 | } | |
948 | ||
0d969553 Y |
949 | // Make SameParameter if Sew does not do it (Detect that edges |
950 | // are not sameparameter but it does nothing.) | |
7fd59977 | 951 | expf.Init(SewedShape, TopAbs_EDGE); |
952 | for (; expf.More(); expf.Next()) { | |
953 | const TopoDS_Edge& sec = TopoDS::Edge(expf.Current()); | |
954 | BRepLib::SameParameter(sec, BRep_Tool::Tolerance(sec)); | |
955 | } | |
956 | ||
957 | TopExp::MapShapesAndAncestors | |
958 | (SewedShape,TopAbs_EDGE,TopAbs_FACE,myAncestors); | |
959 | ||
0d969553 | 960 | // Extend myFaces with the faces of the sewed shape. |
7fd59977 | 961 | expf.Init(myShape,TopAbs_FACE); |
962 | for ( ; expf.More(); expf.Next()) { | |
963 | const TopoDS_Shape& F = expf.Current(); | |
964 | if ( myFaces.Contains(F) && Sew->IsModified(F)) { | |
975ec82a J |
965 | //myFaces.Remove(F); |
966 | TopoDS_Shape LastFace = myFaces(myFaces.Extent()); | |
967 | myFaces.RemoveLast(); | |
968 | if (myFaces.FindIndex(F) != 0) | |
969 | myFaces.Substitute(myFaces.FindIndex(F), LastFace); | |
970 | //////////////////// | |
7fd59977 | 971 | myFaces.Add(Sew->Modified(F)); |
972 | } | |
973 | } | |
974 | ||
975 | myShape = SewedShape; | |
0d969553 | 976 | // end Sewing for false free borders. |
7fd59977 | 977 | |
63c629aa | 978 | #if BITGTE_DEB |
7fd59977 | 979 | OSD_Chronometer cl_total, ch; |
980 | Standard_Real t_total, t_center, t_surface, t_shape; | |
981 | ||
982 | t_total=0; t_center=0; t_surface=0; t_mkcurve=0; t_shape=0; | |
983 | ChFi3d_InitChron(cl_total); | |
984 | #endif | |
985 | ||
986 | // ---------------------------------------------------------------- | |
0d969553 | 987 | // place faces with the proper orientation in the initial shape |
7fd59977 | 988 | // ---------------------------------------------------------------- |
989 | TopExp_Explorer exp(myShape,TopAbs_FACE); | |
990 | for ( ; exp.More(); exp.Next()) { | |
991 | const TopoDS_Shape& F = exp.Current(); | |
992 | if ( myFaces.Contains(F)) { | |
975ec82a J |
993 | //myFaces.Remove(F); |
994 | TopoDS_Shape LastFace = myFaces(myFaces.Extent()); | |
995 | myFaces.RemoveLast(); | |
996 | if (myFaces.FindIndex(F) != 0) | |
997 | myFaces.Substitute(myFaces.FindIndex(F), LastFace); | |
998 | //////////////////// | |
7fd59977 | 999 | myFaces.Add(F); |
1000 | } | |
1001 | else if ( myStopFaces.Contains(F)) { | |
1002 | myStopFaces.Remove(F); | |
1003 | myStopFaces.Add(F); | |
1004 | } | |
1005 | } | |
1006 | ||
1007 | // ---------------------------------------------- | |
0d969553 | 1008 | // Calculate lines of centers and of surfaces |
7fd59977 | 1009 | // ---------------------------------------------- |
63c629aa | 1010 | #if BITGTE_DEB |
7fd59977 | 1011 | ChFi3d_InitChron(ch); |
1012 | #endif | |
1013 | ||
1014 | ComputeCenters(); | |
1015 | ||
63c629aa | 1016 | #if BITGTE_DEB |
7fd59977 | 1017 | ChFi3d_ResultChron(ch, t_center); |
1018 | #endif | |
1019 | ||
1020 | // ----------------------------- | |
0d969553 | 1021 | // Calculate connection Surfaces |
7fd59977 | 1022 | // ----------------------------- |
63c629aa | 1023 | #if BITGTE_DEB |
7fd59977 | 1024 | ChFi3d_InitChron(ch); |
1025 | #endif | |
1026 | ||
1027 | ComputeSurfaces(); | |
1028 | ||
63c629aa | 1029 | #if BITGTE_DEB |
7fd59977 | 1030 | ChFi3d_ResultChron(ch, t_surface); |
1031 | #endif | |
1032 | ||
1033 | // ---------------------------------- | |
0d969553 | 1034 | // Calculate the generated shape if required |
7fd59977 | 1035 | // ---------------------------------- |
63c629aa | 1036 | #if BITGTE_DEB |
7fd59977 | 1037 | ChFi3d_InitChron(ch); |
1038 | #endif | |
1039 | ||
1040 | if ( myBuildShape) ComputeShape(); | |
1041 | ||
63c629aa | 1042 | #if BITGTE_DEB |
7fd59977 | 1043 | ChFi3d_ResultChron(ch, t_shape); |
1044 | #endif | |
1045 | ||
0d969553 Y |
1046 | // Finally construct curves 3d from edges to be transfered |
1047 | // since the partition is provided ( A Priori); | |
7fd59977 | 1048 | BRepLib::BuildCurves3d(myResult, Precision::Confusion()); |
1049 | ||
63c629aa | 1050 | #ifdef BITGTE_DEB |
7fd59977 | 1051 | ChFi3d_ResultChron(cl_total, t_total); |
1052 | cout<<endl; | |
1053 | cout<<"Blend_PERFORM: temps total "<<t_total<<" s dont :"<<endl; | |
1054 | cout<<"- ComputeCenters "<<t_center<<" s"<<endl; | |
1055 | cout<<"- ComputeSurfaces "<<t_surface<<" s"<<endl; | |
1056 | cout<<"----> MakeCurve "<<t_mkcurve<<" s"<<endl; | |
1057 | if ( myBuildShape) cout<<"- ComputeShape "<<t_shape<<" s"<<endl; | |
1058 | #endif | |
1059 | ||
1060 | myDone = Standard_True; | |
1061 | } | |
1062 | ||
1063 | ||
1064 | //======================================================================= | |
1065 | //function : IsDone | |
1066 | //purpose : | |
1067 | //======================================================================= | |
1068 | ||
1069 | Standard_Boolean BiTgte_Blend::IsDone() const | |
1070 | { | |
1071 | return myDone; | |
1072 | } | |
1073 | ||
1074 | //======================================================================= | |
1075 | //function : Shape | |
1076 | //purpose : | |
1077 | //======================================================================= | |
1078 | ||
1079 | const TopoDS_Shape& BiTgte_Blend::Shape() const | |
1080 | { | |
1081 | return myResult; | |
1082 | } | |
1083 | ||
1084 | ||
1085 | //======================================================================= | |
1086 | //function : NbSurfaces | |
1087 | //purpose : | |
1088 | //======================================================================= | |
1089 | ||
1090 | Standard_Integer BiTgte_Blend::NbSurfaces() const | |
1091 | { | |
1092 | return myCenters.Extent(); | |
1093 | } | |
1094 | ||
1095 | ||
1096 | //======================================================================= | |
1097 | //function : Surface | |
1098 | //purpose : | |
1099 | //======================================================================= | |
1100 | ||
1101 | Handle(Geom_Surface) BiTgte_Blend::Surface(const Standard_Integer Index) const | |
1102 | { | |
1103 | return Surface(myCenters(Index)); | |
1104 | } | |
1105 | ||
1106 | //======================================================================= | |
1107 | //function : TopoDS_Face& | |
1108 | //purpose : | |
1109 | //======================================================================= | |
1110 | ||
1111 | const TopoDS_Face& BiTgte_Blend::Face(const Standard_Integer Index) const | |
1112 | { | |
1113 | return Face(myCenters(Index)); | |
1114 | } | |
1115 | ||
1116 | ||
1117 | ||
1118 | //======================================================================= | |
1119 | //function : CenterLines | |
1120 | //purpose : | |
1121 | //======================================================================= | |
1122 | ||
1123 | void BiTgte_Blend::CenterLines(TopTools_ListOfShape& LC) const | |
1124 | { | |
1125 | LC.Clear(); | |
1126 | Standard_Integer Nb = NbSurfaces(); | |
1127 | for ( Standard_Integer i = 1; i <= Nb; i++) | |
1128 | LC.Append(myCenters(i)); | |
1129 | } | |
1130 | ||
1131 | ||
1132 | //======================================================================= | |
1133 | //function : Surface | |
1134 | //purpose : | |
1135 | //======================================================================= | |
1136 | ||
1137 | Handle(Geom_Surface) BiTgte_Blend::Surface(const TopoDS_Shape& CenterLine) | |
1138 | const | |
1139 | { | |
1140 | const TopoDS_Face& F = myMapSF(CenterLine).Face(); | |
1141 | return BRep_Tool::Surface(F); | |
1142 | } | |
1143 | ||
1144 | //======================================================================= | |
1145 | //function : TopoDS_Face& | |
1146 | //purpose : | |
1147 | //======================================================================= | |
1148 | ||
1149 | const TopoDS_Face& BiTgte_Blend::Face(const TopoDS_Shape& CenterLine) const | |
1150 | { | |
1151 | if ( !myMapSF.IsBound(CenterLine)) { | |
1152 | Standard_DomainError::Raise("BiTgte_Blend::Face"); | |
1153 | } | |
1154 | ||
1155 | return myMapSF(CenterLine).Face(); | |
1156 | } | |
1157 | ||
1158 | //======================================================================= | |
1159 | //function : ContactType | |
1160 | //purpose : | |
1161 | //======================================================================= | |
1162 | ||
1163 | BiTgte_ContactType BiTgte_Blend::ContactType(const Standard_Integer Index) | |
1164 | const | |
1165 | { | |
1166 | const TopoDS_Shape& S1 = SupportShape1(Index); | |
1167 | const TopoDS_Shape& S2 = SupportShape2(Index); | |
1168 | ||
1169 | TopAbs_ShapeEnum Type1 = S1.ShapeType(); | |
1170 | TopAbs_ShapeEnum Type2 = S2.ShapeType(); | |
1171 | ||
1172 | if (Type2 < Type1) { | |
1173 | TopAbs_ShapeEnum Dummy = Type1; | |
1174 | Type1 = Type2; | |
1175 | Type2 = Dummy; | |
1176 | } | |
1177 | BiTgte_ContactType Type = BiTgte_VertexVertex; | |
1178 | ||
1179 | switch (Type1) { | |
1180 | ||
1181 | case TopAbs_VERTEX: | |
1182 | switch (Type2) { | |
1183 | case TopAbs_VERTEX: Type = BiTgte_VertexVertex; break; | |
1184 | case TopAbs_EDGE: Type = BiTgte_EdgeVertex; break; | |
1185 | case TopAbs_FACE: Type = BiTgte_FaceVertex; break; | |
1186 | default: | |
1187 | break; | |
1188 | } | |
1189 | ||
1190 | case TopAbs_EDGE: | |
1191 | switch (Type2) { | |
1192 | case TopAbs_EDGE: Type = BiTgte_EdgeEdge; break; | |
1193 | case TopAbs_FACE: Type = BiTgte_FaceEdge; break; | |
1194 | default: | |
1195 | break; | |
1196 | } | |
1197 | ||
1198 | case TopAbs_FACE: | |
1199 | switch (Type2) { | |
1200 | case TopAbs_FACE: Type = BiTgte_FaceEdge; break; | |
1201 | default: | |
1202 | break; | |
1203 | } | |
1204 | default: | |
1205 | break; | |
1206 | } | |
1207 | ||
1208 | return Type; | |
1209 | } | |
1210 | ||
1211 | ||
1212 | ||
1213 | //======================================================================= | |
1214 | //function : SupportShape1 | |
1215 | //purpose : | |
1216 | //======================================================================= | |
1217 | ||
1218 | const TopoDS_Shape& BiTgte_Blend::SupportShape1(const Standard_Integer Index) | |
1219 | const | |
1220 | { | |
1221 | const TopoDS_Edge& CurE = TopoDS::Edge(myCenters(Index)); | |
1222 | ||
1223 | const TopTools_ListOfShape& L = myAsDes->Ascendant(CurE); | |
1224 | ||
1225 | // -------------------------------------------------------------- | |
0d969553 | 1226 | // F1 and F2 = 2 parallel faces intersecting at CurE. |
7fd59977 | 1227 | // -------------------------------------------------------------- |
1228 | const TopoDS_Face& F1 = TopoDS::Face(L.First()); | |
1229 | const TopoDS_Shape& Or1 = myInitOffsetFace.ImageFrom(F1); | |
1230 | return Or1; | |
1231 | } | |
1232 | ||
1233 | ||
1234 | //======================================================================= | |
1235 | //function : SupportShape2 | |
1236 | //purpose : | |
1237 | //======================================================================= | |
1238 | ||
1239 | const TopoDS_Shape& BiTgte_Blend::SupportShape2(const Standard_Integer Index) | |
1240 | const | |
1241 | { | |
1242 | const TopoDS_Edge& CurE = TopoDS::Edge(myCenters(Index)); | |
1243 | ||
1244 | const TopTools_ListOfShape& L = myAsDes->Ascendant(CurE); | |
1245 | ||
1246 | // -------------------------------------------------------------- | |
0d969553 | 1247 | // F1 and F2 = 2 parallel faces intersecting at CurE. |
7fd59977 | 1248 | // -------------------------------------------------------------- |
1249 | const TopoDS_Face& F2 = TopoDS::Face(L.Last()); | |
1250 | const TopoDS_Shape& Or2 = myInitOffsetFace.ImageFrom(F2); | |
1251 | return Or2; | |
1252 | } | |
1253 | ||
1254 | ||
1255 | //======================================================================= | |
1256 | //function : CurveOnShape1 | |
1257 | //purpose : | |
1258 | //======================================================================= | |
1259 | ||
1260 | Handle(Geom_Curve) BiTgte_Blend::CurveOnShape1 | |
1261 | (const Standard_Integer Index) const | |
1262 | { | |
1263 | const TopoDS_Edge& CurE = TopoDS::Edge(myCenters(Index)); | |
1264 | const TopoDS_Shape& F = myMapSF(CurE).Face(); | |
1265 | ||
0d969553 Y |
1266 | // somewhat brutal method based ONLY on the construction of the fillet: |
1267 | // the first edge of the tube is exactly the edge on Shape1. | |
7fd59977 | 1268 | |
1269 | TopExp_Explorer exp(F,TopAbs_EDGE); | |
1270 | const TopoDS_Edge& E = TopoDS::Edge(exp.Current()); | |
1271 | Handle(Geom_Curve) C; | |
1272 | if ( !BRep_Tool::Degenerated(E)) { | |
1273 | Standard_Real f,l; | |
1274 | C = BRep_Tool::Curve(E,f,l); | |
1275 | C = new Geom_TrimmedCurve(C,f,l); | |
1276 | } | |
1277 | return C; | |
1278 | } | |
1279 | ||
1280 | ||
1281 | //======================================================================= | |
1282 | //function : CurveOnShape2 | |
1283 | //purpose : | |
1284 | //======================================================================= | |
1285 | ||
1286 | Handle(Geom_Curve) BiTgte_Blend::CurveOnShape2 | |
1287 | (const Standard_Integer Index) const | |
1288 | { | |
1289 | const TopoDS_Edge& CurE = TopoDS::Edge(myCenters(Index)); | |
1290 | const TopoDS_Shape& F = myMapSF(CurE).Face(); | |
1291 | ||
0d969553 Y |
1292 | // somewhat brutal method based ONLY on the construction of the fillet: |
1293 | // the first edge of the tube is exactly the edge on Shape2. | |
7fd59977 | 1294 | |
1295 | TopExp_Explorer exp(F,TopAbs_EDGE); | |
1296 | exp.Next(); | |
1297 | const TopoDS_Edge& E = TopoDS::Edge(exp.Current()); | |
1298 | Handle(Geom_Curve) C; | |
1299 | if ( !BRep_Tool::Degenerated(E)) { | |
1300 | Standard_Real f,l; | |
1301 | C = BRep_Tool::Curve(E,f,l); | |
1302 | C = new Geom_TrimmedCurve(C,f,l); | |
1303 | } | |
1304 | return C; | |
1305 | } | |
1306 | ||
1307 | ||
1308 | //======================================================================= | |
1309 | //function : PCurveOnFace1 | |
1310 | //purpose : | |
1311 | //======================================================================= | |
1312 | ||
1313 | Handle(Geom2d_Curve) BiTgte_Blend::PCurveOnFace1 | |
1314 | (const Standard_Integer /*Index*/) const | |
1315 | { | |
1316 | Handle(Geom2d_Curve) C; | |
1317 | return C; | |
1318 | } | |
1319 | ||
1320 | ||
1321 | //======================================================================= | |
1322 | //function : PCurve1OnFillet | |
1323 | //purpose : | |
1324 | //======================================================================= | |
1325 | ||
1326 | Handle(Geom2d_Curve) BiTgte_Blend::PCurve1OnFillet | |
1327 | (const Standard_Integer /*Index*/) const | |
1328 | { | |
1329 | Handle(Geom2d_Curve) C; | |
1330 | return C; | |
1331 | } | |
1332 | ||
1333 | ||
1334 | //======================================================================= | |
1335 | //function : PCurveOnFace2 | |
1336 | //purpose : | |
1337 | //======================================================================= | |
1338 | ||
1339 | Handle(Geom2d_Curve) BiTgte_Blend::PCurveOnFace2 | |
1340 | (const Standard_Integer /*Index*/) const | |
1341 | { | |
1342 | Handle(Geom2d_Curve) C; | |
1343 | return C; | |
1344 | } | |
1345 | ||
1346 | ||
1347 | //======================================================================= | |
1348 | //function : Curve2OnFillet | |
1349 | //purpose : | |
1350 | //======================================================================= | |
1351 | ||
1352 | Handle(Geom2d_Curve) BiTgte_Blend::PCurve2OnFillet | |
1353 | (const Standard_Integer /*Index*/) const | |
1354 | { | |
1355 | Handle(Geom2d_Curve) C; | |
1356 | return C; | |
1357 | } | |
1358 | ||
1359 | ||
1360 | ||
1361 | //======================================================================= | |
1362 | //function : NbBranches | |
1363 | //purpose : | |
1364 | //======================================================================= | |
1365 | ||
1366 | Standard_Integer BiTgte_Blend::NbBranches() | |
1367 | { | |
1368 | if (myNbBranches != -1) return myNbBranches; | |
1369 | ||
1370 | // else, compute the Branches. | |
1371 | BRepTools_Quilt Glue; | |
1372 | ||
1373 | Standard_Integer NbFaces = myCenters.Extent(); | |
1374 | ||
0d969553 | 1375 | |
7fd59977 | 1376 | if (NbFaces == 0) return 0; |
1377 | ||
0d969553 | 1378 | |
7fd59977 | 1379 | Standard_Integer i; |
1380 | for ( i = 1; i <= NbFaces; i++) { | |
1381 | const TopoDS_Shape& CenterLine = myCenters(i); | |
1382 | Glue.Add(myMapSF(CenterLine).Face()); | |
1383 | } | |
1384 | ||
1385 | const TopoDS_Shape Shells = Glue.Shells(); | |
1386 | ||
1387 | ||
0d969553 Y |
1388 | // Reorder Map myCenters. |
1389 | // The method is brutal and unpolished, | |
1390 | // it is possible to refine it. | |
7fd59977 | 1391 | myNbBranches = 0; |
1392 | TopTools_IndexedMapOfShape tmpMap; | |
1393 | ||
1394 | TopExp_Explorer exp(Shells,TopAbs_SHELL); | |
1395 | for (; exp.More(); exp.Next()) { | |
1396 | myNbBranches++; | |
1397 | } | |
1398 | ||
1399 | myIndices = new TColStd_HArray1OfInteger(1,myNbBranches+1); | |
1400 | ||
1401 | myIndices->SetValue(1,0); | |
1402 | Standard_Integer Count = 0; | |
1403 | Standard_Integer Index = 2; | |
1404 | ||
1405 | ||
1406 | exp.Init(Shells,TopAbs_SHELL); | |
1407 | for (; exp.More(); exp.Next()) { | |
0d969553 | 1408 | // CurS = the current Shell. |
7fd59977 | 1409 | const TopoDS_Shape CurS = exp.Current(); |
1410 | ||
1411 | TopExp_Explorer exp2(CurS, TopAbs_FACE); | |
1412 | for (; exp2.More(); exp2.Next()) { | |
0d969553 | 1413 | // CurF = the current face of the current Shell. |
7fd59977 | 1414 | const TopoDS_Shape CurF = exp2.Current(); |
1415 | ||
1416 | for ( i = 1; i <= NbFaces; i++) { | |
1417 | const TopoDS_Shape& Center = myCenters(i); | |
1418 | const TopoDS_Shape& Rakk = myMapSF(Center).Face(); | |
0d969553 | 1419 | // Rakk = the ith generated connection face |
7fd59977 | 1420 | if (CurF.IsEqual(Rakk)) { |
1421 | tmpMap.Add(Center); | |
1422 | Count++; | |
1423 | break; | |
1424 | } | |
1425 | } | |
1426 | } | |
1427 | myIndices->SetValue(Index, Count); | |
1428 | Index++; | |
1429 | } | |
1430 | ||
1431 | myCenters = tmpMap; | |
1432 | return myNbBranches; | |
1433 | } | |
1434 | ||
1435 | ||
1436 | //======================================================================= | |
1437 | //function : IndicesOfBranche | |
1438 | //purpose : | |
1439 | //======================================================================= | |
1440 | ||
1441 | void BiTgte_Blend::IndicesOfBranche | |
1442 | (const Standard_Integer Index, | |
1443 | Standard_Integer& From, | |
1444 | Standard_Integer& To ) const | |
1445 | { | |
0d969553 Y |
1446 | // Attention to the ranking in myIndices: |
1447 | // If the branches are 1-4 5-9 10-12, it is ranked in myIndices: | |
1448 | // 0 4 9 12 | |
7fd59977 | 1449 | From = myIndices->Value(Index) + 1; |
1450 | To = myIndices->Value(Index + 1); | |
1451 | } | |
1452 | ||
1453 | ||
1454 | //======================================================================= | |
1455 | //function : ComputeCenters | |
1456 | //purpose : | |
1457 | //======================================================================= | |
1458 | ||
1459 | void BiTgte_Blend::ComputeCenters() | |
1460 | { | |
1461 | // ------------ | |
0d969553 | 1462 | // Preanalyze. |
7fd59977 | 1463 | // ------------ |
1464 | Standard_Real TolAngle = 2*ASin(myTol/Abs(myRadius*0.5)); | |
1465 | myAnalyse.Perform(myShape,TolAngle); | |
1466 | ||
1467 | // ------------------------------------------ | |
0d969553 | 1468 | // calculate faces touched by caps |
7fd59977 | 1469 | // ------------------------------------------ |
1470 | TopTools_MapOfShape TouchedByCork; | |
1471 | Touched(myAnalyse, myStopFaces, myShape, TouchedByCork); | |
1472 | ||
1473 | // ----------------------- | |
0d969553 | 1474 | // init of the intersector |
7fd59977 | 1475 | // ----------------------- |
1476 | TopAbs_State Side = TopAbs_IN; | |
1477 | if (myRadius < 0.) Side = TopAbs_OUT; | |
1478 | BRepOffset_Inter3d Inter(myAsDes,Side,myTol); | |
1479 | ||
1480 | BiTgte_DataMapOfShapeBox MapSBox; | |
1481 | TopTools_MapOfShape Done; | |
975ec82a | 1482 | //TopTools_MapIteratorOfMapOfShape it; |
7fd59977 | 1483 | |
1484 | BRep_Builder B; | |
0d969553 | 1485 | TopoDS_Compound Co; // to only know on which edges the tubes are made |
7fd59977 | 1486 | B.MakeCompound(Co); |
1487 | ||
1488 | // ---------------------------------------- | |
0d969553 | 1489 | // Calculate Sections Face/Face + Propagation |
7fd59977 | 1490 | // ---------------------------------------- |
1491 | Standard_Boolean JenRajoute = Standard_True; | |
975ec82a J |
1492 | Standard_Integer i; |
1493 | ||
7fd59977 | 1494 | while ( JenRajoute) { |
1495 | JenRajoute = Standard_False; | |
1496 | ||
1497 | Standard_Boolean Fini = Standard_False; | |
1498 | ||
1499 | TopTools_DataMapOfShapeShape EdgeTgt; | |
1500 | ||
1501 | while ( !Fini) { | |
1502 | ||
1503 | // ------------------------------------------------- | |
0d969553 | 1504 | // locate in myFaces the Faces connected to myEdges. |
7fd59977 | 1505 | // ------------------------------------------------- |
1506 | Fini = Standard_True; | |
975ec82a J |
1507 | //for (it.Initialize(myEdges); it.More(); it.Next()) { |
1508 | for (i = 1; i <= myEdges.Extent(); i++) { | |
1509 | const TopoDS_Edge& E = TopoDS::Edge(myEdges(i)); | |
7fd59977 | 1510 | if (BRep_Tool::Degenerated(E)) continue; |
1511 | ||
1512 | const TopTools_ListOfShape& L = myAncestors.FindFromKey(E); | |
1513 | if ( L.Extent() == 1) { | |
0d969553 | 1514 | // So this is a free border onwhich the ball should roll. |
7fd59977 | 1515 | myFaces.Add(E); |
1516 | ||
0d969553 | 1517 | // set in myStopFaces to not propagate the tube on free border. |
7fd59977 | 1518 | myStopFaces.Add(E); |
1519 | } | |
1520 | else { | |
1521 | TopTools_ListIteratorOfListOfShape itl; | |
1522 | for (itl.Initialize(L); itl.More(); itl.Next()) { | |
1523 | const TopoDS_Shape& Sh = itl.Value(); | |
1524 | if ( !myStopFaces.Contains(Sh)) myFaces.Add(itl.Value()); | |
1525 | } | |
1526 | } | |
1527 | } | |
1528 | myEdges.Clear(); | |
1529 | ||
1530 | // -------------------------------------------- | |
0d969553 | 1531 | // Construction of Offsets of all faces. |
7fd59977 | 1532 | // -------------------------------------------- |
975ec82a J |
1533 | //for (it.Initialize(myFaces); it.More(); it.Next()) { |
1534 | for (i = 1; i <= myFaces.Extent(); i++) { | |
1535 | const TopoDS_Shape& AS = myFaces(i); | |
7fd59977 | 1536 | if ( myMapSF.IsBound(AS)) continue; |
1537 | ||
1538 | BRepOffset_Offset OF1; | |
1539 | TopoDS_Face BigF; | |
1540 | ||
1541 | if (AS.ShapeType() == TopAbs_FACE) { | |
975ec82a | 1542 | const TopoDS_Face& F = TopoDS::Face(myFaces(i)); |
7fd59977 | 1543 | if ( TouchedByCork.Contains(F)) { |
1544 | BRepOffset_Tool::EnLargeFace(F,BigF,Standard_True); | |
1545 | OF1.Init(BigF,myRadius,EdgeTgt); | |
1546 | } | |
1547 | else { | |
1548 | OF1.Init(F,myRadius,EdgeTgt); | |
1549 | } | |
1550 | } | |
0d969553 | 1551 | else { // So this is a Free Border edge on which the ball rolls. |
7fd59977 | 1552 | OF1.Init(TopoDS::Edge(AS),myRadius); |
1553 | } | |
1554 | ||
1555 | // ------------------------------------ | |
0d969553 | 1556 | // Increment the map of created tangents |
7fd59977 | 1557 | // ------------------------------------ |
1558 | TopTools_ListOfShape Let; | |
1559 | if ( AS.ShapeType() == TopAbs_FACE) { | |
1560 | myAnalyse.Edges(TopoDS::Face(AS),BRepOffset_Tangent,Let); | |
1561 | } | |
1562 | TopTools_ListIteratorOfListOfShape itlet(Let); | |
1563 | ||
1564 | for ( ; itlet.More(); itlet.Next()) { | |
1565 | const TopoDS_Edge& Cur = TopoDS::Edge(itlet.Value()); | |
1566 | if ( !EdgeTgt.IsBound(Cur)) { | |
1567 | TopoDS_Shape aLocalShape = OF1.Generated(Cur); | |
1568 | const TopoDS_Edge& OTE = TopoDS::Edge(aLocalShape); | |
1569 | // const TopoDS_Edge& OTE = TopoDS::Edge(OF1.Generated(Cur)); | |
1570 | EdgeTgt.Bind(Cur,OF1.Generated(Cur)); | |
1571 | TopoDS_Vertex V1,V2,OV1,OV2; | |
1572 | TopExp::Vertices (Cur,V1,V2); | |
1573 | TopExp::Vertices (OTE,OV1,OV2); | |
1574 | TopTools_ListOfShape LE; | |
1575 | if (!EdgeTgt.IsBound(V1)) { | |
1576 | myAnalyse.Edges(V1,BRepOffset_Tangent,LE); | |
1577 | const TopTools_ListOfShape& LA = myAnalyse.Ancestors(V1); | |
1578 | if (LE.Extent() == LA.Extent()) | |
1579 | EdgeTgt.Bind(V1,OV1); | |
1580 | } | |
1581 | if (!EdgeTgt.IsBound(V2)) { | |
1582 | LE.Clear(); | |
1583 | myAnalyse.Edges(V2,BRepOffset_Tangent,LE); | |
1584 | const TopTools_ListOfShape& LA = myAnalyse.Ancestors(V2); | |
1585 | if (LE.Extent() == LA.Extent()) | |
1586 | EdgeTgt.Bind(V2,OV2); | |
1587 | } | |
1588 | } | |
1589 | } | |
0d969553 | 1590 | // end of map created tangent |
7fd59977 | 1591 | |
1592 | if (OF1.Status() == BRepOffset_Reversed || | |
1593 | OF1.Status() == BRepOffset_Degenerated ) continue; | |
1594 | ||
1595 | const TopoDS_Face& F1 = OF1.Face(); | |
1596 | ||
0d969553 | 1597 | // increment S D |
7fd59977 | 1598 | myInitOffsetFace.SetRoot(AS); |
1599 | myInitOffsetFace.Bind(AS,F1); | |
1600 | ||
1601 | Bnd_Box Box1; | |
1602 | BRepBndLib::Add(F1,Box1); | |
1603 | MapSBox.Bind(F1,Box1); | |
1604 | ||
1605 | // --------------------------------------------- | |
0d969553 | 1606 | // intersection with all already created faces. |
7fd59977 | 1607 | // --------------------------------------------- |
1608 | Fini = !Intersect(AS,F1,MapSBox,OF1,Inter); | |
1609 | ||
1610 | if (AS.ShapeType() == TopAbs_FACE) B.Add(Co,AS); | |
1611 | ||
1612 | myMapSF.Bind(AS, OF1); | |
1613 | ||
1614 | } | |
1615 | } // end of : while ( !Fini) | |
1616 | ||
1617 | ||
1618 | //-------------------------------------------------------- | |
0d969553 Y |
1619 | // so the offsets were created and intersected. |
1620 | // now the tubes are constructed. | |
7fd59977 | 1621 | //-------------------------------------------------------- |
0d969553 | 1622 | // Construction of tubes on edge. |
7fd59977 | 1623 | //-------------------------------------------------------- |
1624 | BRepOffset_Type OT = BRepOffset_Convex; | |
1625 | if (myRadius < 0.) OT = BRepOffset_Concave; | |
1626 | ||
1627 | TopTools_IndexedDataMapOfShapeListOfShape Map; | |
1628 | TopExp::MapShapesAndAncestors(Co,TopAbs_EDGE,TopAbs_FACE,Map); | |
1629 | TopExp::MapShapesAndAncestors(Co,TopAbs_VERTEX,TopAbs_EDGE,Map); | |
1630 | ||
1631 | TopExp_Explorer exp(Co,TopAbs_EDGE); | |
1632 | for ( ; exp.More(); exp.Next()) { | |
1633 | const TopoDS_Edge& E = TopoDS::Edge(exp.Current()); | |
1634 | if ( myMapSF.IsBound(E)) continue; | |
1635 | ||
1636 | const TopTools_ListOfShape& Anc = Map.FindFromKey(E); | |
1637 | if (Anc.Extent() == 2) { | |
1638 | const BRepOffset_ListOfInterval& L = myAnalyse.Type(E); | |
1639 | if (!L.IsEmpty() && L.First().Type() == OT) { | |
1640 | TopoDS_Shape aLocalShape = myMapSF(Anc.First()).Generated(E); | |
1641 | TopoDS_Edge EOn1 = TopoDS::Edge(aLocalShape); | |
1642 | aLocalShape = myMapSF(Anc.Last()) .Generated(E); | |
1643 | TopoDS_Edge EOn2 = TopoDS::Edge(aLocalShape); | |
1644 | // TopoDS_Edge EOn1 = TopoDS::Edge(myMapSF(Anc.First()).Generated(E)); | |
1645 | // TopoDS_Edge EOn2 = TopoDS::Edge(myMapSF(Anc.Last()) .Generated(E)); | |
1646 | // find if exits tangent edges in the original shape | |
1647 | TopoDS_Edge E1f, E1l; | |
1648 | TopoDS_Vertex V1f, V1l; | |
1649 | TopExp::Vertices(E,V1f,V1l); | |
1650 | TopTools_ListOfShape TangE; | |
1651 | myAnalyse.TangentEdges(E,V1f,TangE); | |
1652 | // find if the pipe on the tangent edges are soon created. | |
1653 | TopTools_ListIteratorOfListOfShape itl(TangE); | |
1654 | Standard_Boolean Find = Standard_False; | |
1655 | for ( ; itl.More() && !Find; itl.Next()) { | |
1656 | if ( myMapSF.IsBound(itl.Value())) { | |
1657 | TopoDS_Shape aLocalShape = myMapSF(itl.Value()).Generated(V1f); | |
1658 | E1f = TopoDS::Edge(aLocalShape); | |
1659 | // E1f = TopoDS::Edge(myMapSF(itl.Value()).Generated(V1f)); | |
1660 | Find = Standard_True; | |
1661 | } | |
1662 | } | |
1663 | TangE.Clear(); | |
1664 | myAnalyse.TangentEdges(E,V1l,TangE); | |
1665 | // find if the pipe on the tangent edges are soon created. | |
1666 | itl.Initialize(TangE); | |
1667 | Find = Standard_False; | |
1668 | for ( ; itl.More() && !Find; itl.Next()) { | |
1669 | if ( myMapSF.IsBound(itl.Value())) { | |
1670 | TopoDS_Shape aLocalShape = myMapSF(itl.Value()).Generated(V1l); | |
1671 | E1l = TopoDS::Edge(aLocalShape); | |
1672 | // E1l = TopoDS::Edge(myMapSF(itl.Value()).Generated(V1l)); | |
1673 | Find = Standard_True; | |
1674 | } | |
1675 | } | |
1676 | BRepOffset_Offset OF1 (E,EOn1,EOn2,myRadius,E1f, E1l); | |
1677 | const TopoDS_Face& F1 = OF1.Face(); | |
1678 | ||
1679 | // maj S D | |
1680 | myInitOffsetFace.SetRoot(E); | |
1681 | myInitOffsetFace.Bind(E,F1); | |
1682 | ||
1683 | Bnd_Box Box1; | |
1684 | BRepBndLib::Add(F1,Box1); | |
1685 | MapSBox.Bind(F1,Box1); | |
1686 | ||
1687 | // --------------------------------------------- | |
0d969553 | 1688 | // intersection with all already created faces. |
7fd59977 | 1689 | // --------------------------------------------- |
1690 | Standard_Boolean IsOnRest = Intersect(E,F1,MapSBox,OF1,Inter); | |
1691 | JenRajoute = JenRajoute || IsOnRest; | |
1692 | ||
1693 | myMapSF.Bind(E,OF1); | |
1694 | } | |
1695 | } | |
1696 | } | |
1697 | ||
0d969553 | 1698 | } // end while JenRajoute |
7fd59977 | 1699 | |
1700 | ||
1701 | myEdges.Clear(); | |
1702 | myEdges = Inter.NewEdges(); | |
1703 | ||
1704 | // ------------------------------------------------------------------- | |
0d969553 Y |
1705 | // now it is necessary to limit edges on the neighbors (otherwise one |
1706 | // will go too far and will not be able to construct faces). | |
7fd59977 | 1707 | // ------------------------------------------------------------------- |
1708 | ||
0d969553 | 1709 | // Proceed with MakeLoops |
7fd59977 | 1710 | |
1711 | BRepOffset_Type OT = BRepOffset_Concave; | |
1712 | if (myRadius < 0.) OT = BRepOffset_Convex; | |
1713 | ||
7fd59977 | 1714 | TopTools_ListOfShape LOF; |
975ec82a J |
1715 | //it.Initialize(myFaces); |
1716 | for (i = 1; i <= myFaces.Extent(); i++) { | |
1717 | const TopoDS_Shape& CurS = myFaces(i); | |
7fd59977 | 1718 | |
0d969553 | 1719 | // tube on free border, it is undesirable. |
7fd59977 | 1720 | if ( myStopFaces.Contains(CurS)) continue; |
1721 | ||
0d969553 | 1722 | if ( !myMapSF.IsBound(CurS)) continue; // inverted or degenerated |
7fd59977 | 1723 | |
1724 | const TopoDS_Face& CurOF = myMapSF(CurS).Face(); | |
1725 | LOF.Append(CurOF); | |
1726 | ||
1727 | if (CurS.ShapeType() == TopAbs_FACE) { | |
1728 | const TopoDS_Face& CurF = TopoDS::Face(CurS); | |
1729 | TopExp_Explorer expe(CurF.Oriented(TopAbs_FORWARD),TopAbs_EDGE); | |
1730 | for (; expe.More(); expe.Next()) { | |
1731 | // -------------------------------------------------------------- | |
0d969553 Y |
1732 | // set in myAsDes the edges generated by limitations of the |
1733 | // initial square if the type is correct (The edges that will | |
1734 | // disappear are not set) | |
7fd59977 | 1735 | // -------------------------------------------------------------- |
1736 | const TopoDS_Edge& CurE = TopoDS::Edge(expe.Current()); | |
1737 | const BRepOffset_ListOfInterval& L = myAnalyse.Type(CurE); | |
1738 | if (!L.IsEmpty() && L.First().Type() != OT) { | |
0d969553 | 1739 | // a priori doe s not disappear, so it is set |
7fd59977 | 1740 | TopoDS_Shape aLocalShape = myMapSF(CurF).Generated(CurE); |
1741 | const TopoDS_Edge& CurOE = TopoDS::Edge(aLocalShape); | |
1742 | // const TopoDS_Edge& CurOE = | |
1743 | // TopoDS::Edge(myMapSF(CurF).Generated(CurE)); | |
1744 | myAsDes->Add(CurOF,CurOE.Oriented(CurE.Orientation())); | |
1745 | } | |
1746 | else { | |
1747 | const TopTools_ListOfShape& Lanc = myAnalyse.Ancestors(CurE); | |
1748 | if ( !myFaces .Contains(Lanc.First()) | |
1749 | || !myFaces .Contains(Lanc.Last ()) | |
1750 | || myStopFaces.Contains(Lanc.First()) | |
1751 | || myStopFaces.Contains(Lanc.Last ())) { | |
1752 | TopoDS_Shape aLocalShape = myMapSF(CurF).Generated(CurE); | |
1753 | const TopoDS_Edge& CurOE = TopoDS::Edge(aLocalShape); | |
1754 | // const TopoDS_Edge& CurOE = | |
1755 | // TopoDS::Edge(myMapSF(CurF).Generated(CurE)); | |
1756 | myAsDes->Add(CurOF,CurOE.Oriented(CurE.Orientation())); | |
1757 | } | |
1758 | } | |
1759 | } | |
1760 | BRepOffset_Inter2d::Compute(myAsDes, | |
1761 | CurOF, | |
1762 | myEdges, | |
1763 | myTol); | |
1764 | } | |
1765 | } | |
1766 | ||
1767 | // ---------------------------------------------------------------- | |
0d969553 Y |
1768 | // It is also required to make 2D intersections with generated tubes |
1769 | // (Useful for unwinding) | |
7fd59977 | 1770 | // ---------------------------------------------------------------- |
1771 | BRepOffset_DataMapIteratorOfDataMapOfShapeOffset It(myMapSF); | |
1772 | for ( ; It.More(); It.Next()) { | |
1773 | const TopoDS_Shape& CurS = It.Key(); | |
1774 | if ( CurS.ShapeType() == TopAbs_FACE) continue; | |
1775 | ||
1776 | const TopoDS_Face& CurOF = It.Value().Face(); | |
1777 | ||
0d969553 | 1778 | // no unwinding by tubes on free border. |
7fd59977 | 1779 | if ( myStopFaces.Contains(CurS)) continue; |
1780 | ||
1781 | LOF.Append(CurOF); | |
1782 | ||
1783 | // -------------------------------------------------------------- | |
0d969553 | 1784 | // set in myAsDes the edge restrictions of the square |
7fd59977 | 1785 | // -------------------------------------------------------------- |
1786 | TopExp_Explorer expe(CurOF.Oriented(TopAbs_FORWARD),TopAbs_EDGE); | |
1787 | for (; expe.More(); expe.Next()) { | |
1788 | const TopoDS_Edge& CurOE = TopoDS::Edge(expe.Current()); | |
1789 | myAsDes->Add(CurOF,CurOE); | |
1790 | } | |
1791 | ||
1792 | BRepOffset_Inter2d::Compute(myAsDes, | |
1793 | CurOF, | |
1794 | myEdges, | |
1795 | myTol); | |
1796 | } | |
1797 | // ------------ | |
0d969553 | 1798 | // unwinding |
7fd59977 | 1799 | // ------------ |
1800 | BRepOffset_MakeLoops MakeLoops; | |
1801 | MakeLoops.Build( LOF, myAsDes, myImageOffset ); | |
1802 | ||
1803 | // ------------------------------------------------------------ | |
0d969553 Y |
1804 | // It is possible to unwind edges at least one ancestor which of |
1805 | // is a face of the initial shape, so: | |
1806 | // the edges generated by intersection tube-tube are missing | |
7fd59977 | 1807 | // ------------------------------------------------------------ |
1808 | ||
1809 | // -------------------------------------------------------------- | |
0d969553 | 1810 | // Currently set the unwinded surfaces in <myResult> |
7fd59977 | 1811 | // -------------------------------------------------------------- |
1812 | B.MakeCompound(TopoDS::Compound(myResult)); | |
1813 | TopTools_ListIteratorOfListOfShape itLOF(LOF); | |
1814 | for ( ; itLOF.More(); itLOF.Next()) { | |
1815 | const TopoDS_Shape& CurLOF = itLOF.Value(); | |
1816 | ||
1817 | if ( !myImageOffset.HasImage(CurLOF)) | |
1818 | continue; | |
1819 | ||
1820 | TopTools_ListOfShape Lim; | |
1821 | myImageOffset.LastImage(CurLOF,Lim); | |
1822 | TopTools_ListIteratorOfListOfShape itLim(Lim); | |
1823 | for ( ;itLim.More(); itLim.Next()) { | |
0d969553 | 1824 | // If a face is its own image, it is not set |
7fd59977 | 1825 | const TopoDS_Shape& CurLIM = itLim.Value(); |
1826 | if (CurLIM.IsSame(CurLOF)) break; | |
1827 | ||
1828 | B.Add(myResult,CurLIM); | |
1829 | } | |
1830 | } | |
1831 | ||
63c629aa | 1832 | #ifdef BITGTE_DEB |
7fd59977 | 1833 | if ( myResult.IsNull()) { |
0d969553 | 1834 | cout << " No Lines of Generated Centers" << endl; |
7fd59977 | 1835 | } |
1836 | #ifdef DRAW | |
1837 | else { | |
0d969553 | 1838 | if (Affich) DBRep::Set("Unwind",myResult); |
7fd59977 | 1839 | } |
1840 | #endif | |
1841 | #endif | |
1842 | } | |
1843 | ||
1844 | ||
1845 | //======================================================================= | |
1846 | //function : ComputeSurfaces | |
1847 | //purpose : | |
1848 | //======================================================================= | |
1849 | ||
1850 | void BiTgte_Blend::ComputeSurfaces() | |
1851 | { | |
0d969553 | 1852 | // set in myFaces, the faces actually implied in the connection |
7fd59977 | 1853 | myFaces.Clear(); |
1854 | ||
0d969553 Y |
1855 | // construct |
1856 | // 1 - Tubes (True Fillets) | |
1857 | // 2 - Spheres. | |
7fd59977 | 1858 | |
1859 | #ifdef DRAW | |
1860 | Standard_Integer nbc = 1; | |
1861 | #endif | |
1862 | ||
1863 | TopTools_ListOfShape Empty; | |
1864 | TopTools_DataMapOfShapeListOfShape EmptyMap; | |
1865 | ||
1866 | Handle(Geom_Surface) GS1, GS2; | |
1867 | Handle(Geom_Curve) GC1, GC2; | |
1868 | ||
1869 | Standard_Real TolAngle = 2*ASin(myTol/Abs(myRadius*0.5)); | |
1870 | BRepOffset_Analyse CenterAnalyse(myResult,TolAngle); | |
1871 | ||
1872 | // ----------------------------------------------------- | |
0d969553 | 1873 | // Construction of tubes in myResult |
7fd59977 | 1874 | // ----------------------------------------------------- |
1875 | BRep_Builder B; | |
1876 | B.MakeCompound(TopoDS::Compound(myResult)); | |
1877 | ||
1878 | // -------------------------------------------------------------------- | |
0d969553 Y |
1879 | // Dummy: for construction of spheres: |
1880 | // Set in Co the center line, then it there are at least 3 | |
1881 | // center lines sharing the same vertex, Sphere on this vertex. | |
7fd59977 | 1882 | // -------------------------------------------------------------------- |
1883 | TopoDS_Compound Co; | |
1884 | B.MakeCompound(Co); | |
1885 | ||
1886 | // -------------------------------------------------------------------- | |
0d969553 Y |
1887 | // Iteration on the edges lines of center |
1888 | // and their valid valid part is taken after cut and tube construction. | |
7fd59977 | 1889 | // -------------------------------------------------------------------- |
7fd59977 | 1890 | |
975ec82a J |
1891 | //TopTools_MapIteratorOfMapOfShape ic(myEdges); |
1892 | Standard_Integer i; | |
1893 | for (i = 1; i <= myEdges.Extent(); i++) { | |
1894 | const TopoDS_Edge& CurE = TopoDS::Edge(myEdges(i)); | |
7fd59977 | 1895 | |
1896 | const TopTools_ListOfShape& L = myAsDes->Ascendant(CurE); | |
1897 | if ( L.Extent() != 2) continue; | |
1898 | ||
1899 | // -------------------------------------------------------------- | |
0d969553 | 1900 | // F1 and F2 = 2 parallel faces intersecting in CurE. |
7fd59977 | 1901 | // -------------------------------------------------------------- |
1902 | const TopoDS_Face& F1 = TopoDS::Face(L.First()); | |
1903 | const TopoDS_Face& F2 = TopoDS::Face(L.Last()); | |
1904 | ||
1905 | // ----------------------------------------------------- | |
0d969553 Y |
1906 | // find the orientation of edges of intersection |
1907 | // in the initial faces. | |
7fd59977 | 1908 | // ----------------------------------------------------- |
1909 | const TopTools_ListOfShape& LD1 = myAsDes->Descendant(F1); | |
1910 | const TopTools_ListOfShape& LD2 = myAsDes->Descendant(F2); | |
1911 | ||
1912 | TopAbs_Orientation Orien1 = Orientation(CurE, F1, LD1); | |
1913 | TopAbs_Orientation Orien2 = Orientation(CurE, F2, LD2); | |
1914 | ||
1915 | // --------------------------------------------------------- | |
0d969553 | 1916 | // Or1 and Or2 : the shapes generators of parallel faces |
7fd59977 | 1917 | // --------------------------------------------------------- |
1918 | const TopoDS_Shape& Or1 = myInitOffsetFace.ImageFrom(F1); | |
1919 | const TopoDS_Shape& Or2 = myInitOffsetFace.ImageFrom(F2); | |
1920 | ||
1921 | myFaces.Add(Or1); | |
1922 | myFaces.Add(Or2); | |
1923 | ||
1924 | TopoDS_Edge OE1, OE2; | |
1925 | TopoDS_Face OF1, OF2; | |
1926 | TopLoc_Location Loc; | |
1927 | Standard_Real f1,l1,f2,l2; | |
1928 | ||
1929 | Standard_Boolean OF1isEdge = Standard_False; | |
1930 | ||
1931 | if ( Or1.ShapeType() == TopAbs_EDGE) { | |
1932 | OF1isEdge = Standard_True; | |
1933 | OE1 = TopoDS::Edge(Or1); | |
1934 | GC1 = BRep_Tool::Curve(OE1,Loc,f1,l1); | |
1935 | GC1 = | |
1936 | Handle(Geom_Curve)::DownCast(GC1->Transformed(Loc.Transformation())); | |
1937 | } | |
1938 | else if ( Or1.ShapeType() == TopAbs_FACE) { | |
1939 | OF1 = TopoDS::Face(Or1); | |
1940 | GS1 = BRep_Tool::Surface(OF1); | |
1941 | } | |
1942 | ||
1943 | // ---------------------------------------------------------------- | |
0d969553 Y |
1944 | // If a vertex is used in contact, currently nothing is done |
1945 | // and the vertexes are not managed (Intersections with sphere); | |
7fd59977 | 1946 | // ---------------------------------------------------------------- |
1947 | if ( OF1.IsNull() && OE1.IsNull()) continue; | |
1948 | ||
1949 | Standard_Boolean OF2isEdge = Standard_False; | |
1950 | ||
1951 | if ( Or2.ShapeType() == TopAbs_EDGE) { | |
1952 | OF2isEdge = Standard_True; | |
1953 | OE2 = TopoDS::Edge(Or2); | |
1954 | GC2 = BRep_Tool::Curve(OE2,Loc,f2,l2); | |
1955 | GC2 = | |
1956 | Handle(Geom_Curve):: | |
1957 | DownCast(GC2->Transformed(Loc.Transformation())); | |
1958 | } | |
1959 | else if ( Or2.ShapeType() == TopAbs_FACE) { | |
1960 | OF2 = TopoDS::Face(Or2); | |
1961 | GS2 = BRep_Tool::Surface(OF2); | |
1962 | } | |
1963 | // ---------------------------------------------------------------- | |
0d969553 Y |
1964 | // If a vertex is used in contact, currently nothing is done |
1965 | // and the vertexes are not managed (Intersections with sphere); | |
7fd59977 | 1966 | // ---------------------------------------------------------------- |
1967 | if ( OF2.IsNull() && OE2.IsNull()) continue; | |
1968 | ||
1969 | ||
1970 | TopTools_ListOfShape CurL; | |
1971 | ||
0d969553 Y |
1972 | if ( !myImageOffset.HasImage(CurE)) {// the tubes are not unwinded |
1973 | if ( OF1isEdge && OF2isEdge) { // if I don't have the image, possibly | |
1974 | CurL.Append(CurE); // I'm on intersection tube-tube | |
1975 | } // See comment on the call to | |
7fd59977 | 1976 | else // MakeLoops |
1977 | continue; | |
1978 | } | |
1979 | else { | |
1980 | myImageOffset.LastImage(CurE,CurL); | |
1981 | } | |
1982 | ||
1983 | // --------------------------------------------------------------- | |
0d969553 | 1984 | // CurL = List of edges descending from CurE ( = Cuts of CurE) |
7fd59977 | 1985 | // --------------------------------------------------------------- |
1986 | TopTools_ListIteratorOfListOfShape itl(CurL); | |
1987 | for ( ; itl.More(); itl.Next()) { | |
1988 | const TopoDS_Edge& CurCutE = TopoDS::Edge(itl.Value()); | |
1989 | ||
1990 | Handle(Geom2d_Curve) PC1 = | |
1991 | BRep_Tool::CurveOnSurface(CurCutE,F1,f1,l1); | |
1992 | Handle(Geom2d_Curve) PC2 = | |
1993 | BRep_Tool::CurveOnSurface(CurCutE,F2,f2,l2); | |
1994 | if ( PC1.IsNull() || PC2.IsNull()) { | |
63c629aa | 1995 | #ifdef BITGTE_DEB |
0d969553 | 1996 | cout << "No PCurves on Intersections : No tubes constructed"; |
7fd59977 | 1997 | cout << endl; |
1998 | #endif | |
1999 | continue; | |
2000 | } | |
2001 | ||
2002 | TopoDS_Edge E1f, E1l; | |
2003 | TopoDS_Vertex V1f, V1l; | |
2004 | TopoDS_Vertex VfOnE1,VlOnE1,VfOnE2,VlOnE2; | |
2005 | TopTools_ListOfShape TangE; | |
2006 | TopTools_MapOfShape MapOnV1f, MapOnV1l; | |
2007 | ||
2008 | TopExp::Vertices(CurCutE,V1f,V1l); | |
2009 | ||
2010 | // find if the pipe on the tangent edges are soon created. | |
0d969553 | 2011 | // edges generated by V1f and V1l + Maj MapOnV1f/l |
7fd59977 | 2012 | E1f = FindCreatedEdge(V1f,CurCutE,myMapSF,MapOnV1f, |
2013 | CenterAnalyse,myRadius,myTol); | |
2014 | ||
2015 | E1l = FindCreatedEdge(V1l,CurCutE,myMapSF,MapOnV1l, | |
2016 | CenterAnalyse,myRadius,myTol); | |
2017 | ||
2018 | TopoDS_Edge E1, E2; | |
2019 | if ( OF1isEdge) { | |
2020 | BiTgte_CurveOnEdge ConE(CurCutE, OE1); | |
2021 | Handle(Geom_Curve) C = MakeCurve(ConE); | |
2022 | gp_Pnt P1 = C->Value(C->FirstParameter()); | |
2023 | gp_Pnt P2 = C->Value(C->LastParameter()); | |
2024 | VfOnE1 = FindVertex(P1,MapOnV1f,myTol); | |
2025 | if ( VfOnE1.IsNull()) | |
2026 | VfOnE1 = FindVertex(P1,MapOnV1l,myTol); | |
2027 | VlOnE1 = FindVertex(P2,MapOnV1l,myTol); | |
2028 | if ( VlOnE1.IsNull()) | |
2029 | VlOnE1 = FindVertex(P2,MapOnV1f,myTol); | |
2030 | if ( P1.SquareDistance(P2) < myTol*myTol) { | |
0d969553 Y |
2031 | //BRepOffset_Offset manages degenerated KPart |
2032 | //It is REQUIRED that C should be a circle with ZERO radius | |
7fd59977 | 2033 | E1 = MakeDegeneratedEdge(C,VfOnE1); |
2034 | } | |
2035 | else { | |
2036 | E1 = BRepLib_MakeEdge(C,VfOnE1,VlOnE1); | |
2037 | } | |
2038 | } | |
2039 | else { | |
2040 | gp_Pnt2d P2d; | |
2041 | P2d = PC1->Value(f1); | |
2042 | gp_Pnt P1 = GS1->Value(P2d.X(),P2d.Y()); | |
2043 | P2d = PC1->Value(l1); | |
2044 | gp_Pnt P2 = GS1->Value(P2d.X(),P2d.Y()); | |
2045 | VfOnE1 = FindVertex(P1,MapOnV1f,myTol); | |
2046 | VlOnE1 = FindVertex(P2,MapOnV1l,myTol); | |
2047 | BRepLib_MakeEdge MKE(PC1,GS1,VfOnE1,VlOnE1,f1,l1); | |
2048 | if (MKE.IsDone()) | |
2049 | E1 = MKE.Edge(); | |
2050 | else { | |
2051 | cout << "Edge Not Done" << endl; | |
2052 | E1 = MKE.Edge(); | |
2053 | } | |
2054 | ||
2055 | KPartCurve3d(E1,PC1,GS1); | |
2056 | } | |
2057 | ||
2058 | if ( OF2isEdge) { | |
2059 | BiTgte_CurveOnEdge ConE(CurCutE, OE2); | |
2060 | Handle(Geom_Curve) C = MakeCurve(ConE); | |
2061 | gp_Pnt P1 = C->Value(C->FirstParameter()); | |
2062 | gp_Pnt P2 = C->Value(C->LastParameter()); | |
2063 | VfOnE2 = FindVertex(P1,MapOnV1f,myTol); | |
2064 | if ( VfOnE2.IsNull()) | |
2065 | VfOnE2 = FindVertex(P1,MapOnV1l,myTol); | |
2066 | VlOnE2 = FindVertex(P2,MapOnV1l,myTol); | |
2067 | if ( VlOnE2.IsNull()) | |
2068 | VlOnE2 = FindVertex(P2,MapOnV1f,myTol); | |
2069 | if ( P1.SquareDistance(P2) < myTol*myTol) { | |
0d969553 Y |
2070 | //BRepOffset_Offset manages degenerated KParts |
2071 | //It is REQUIRED that C should be a circle with ZERO radius | |
7fd59977 | 2072 | E2 = MakeDegeneratedEdge(C,VfOnE2); |
2073 | } | |
2074 | else { | |
2075 | E2 = BRepLib_MakeEdge(C,VfOnE2,VlOnE2); | |
2076 | } | |
2077 | } | |
2078 | else { | |
2079 | gp_Pnt2d P2d; | |
2080 | P2d = PC2->Value(f2); | |
2081 | gp_Pnt P1 = GS2->Value(P2d.X(),P2d.Y()); | |
2082 | P2d = PC2->Value(l2); | |
2083 | gp_Pnt P2 = GS2->Value(P2d.X(),P2d.Y()); | |
2084 | VfOnE2 = FindVertex(P1,MapOnV1f,myTol); | |
2085 | VlOnE2 = FindVertex(P2,MapOnV1l,myTol); | |
2086 | BRepLib_MakeEdge MKE(PC2,GS2,VfOnE2,VlOnE2,f2,l2); | |
2087 | if (MKE.IsDone()) | |
2088 | E2 = MKE.Edge(); | |
2089 | else { | |
2090 | cout << "edge not Done" << endl; | |
2091 | E2 = MKE.Edge(); | |
2092 | } | |
2093 | KPartCurve3d(E2,PC2,GS2); | |
2094 | } | |
0d969553 | 2095 | // Increment of the Map of Created if reconstruction of the Shape is required |
7fd59977 | 2096 | if ( myBuildShape) { |
2097 | myCreated.Bind(CurCutE,EmptyMap); | |
2098 | ||
2099 | myCreated(CurCutE).Bind(Or1,Empty); | |
2100 | myCreated(CurCutE)(Or1).Append(E1); | |
2101 | ||
2102 | myCreated(CurCutE).Bind(Or2,Empty); | |
2103 | myCreated(CurCutE)(Or2).Append(E2); | |
2104 | } | |
2105 | ||
2106 | // ---------------------------------------------------------- | |
2107 | // try to init E1f, E1l, if not found with Analysis. | |
0d969553 Y |
2108 | // Should happen only if the THEORETICALLY tangent edges |
2109 | // are not actually tangent ( Cf: Approximation of lines | |
2110 | // of intersection that add noise.) | |
7fd59977 | 2111 | // ---------------------------------------------------------- |
2112 | TopoDS_Vertex V1,V2; | |
2113 | if ( E1f.IsNull() && !VfOnE1.IsNull() && !VfOnE2.IsNull()) { | |
2114 | TopTools_MapIteratorOfMapOfShape it(MapOnV1f); | |
2115 | for ( ; it.More(); it.Next()) { | |
2116 | const TopoDS_Edge& E = TopoDS::Edge(it.Key()); | |
2117 | if ( !E.IsNull()) { | |
2118 | TopExp::Vertices(E,V1,V2); | |
2119 | if ((V1.IsSame(VfOnE1) && V2.IsSame(VfOnE2)) || | |
2120 | (V2.IsSame(VfOnE1) && V1.IsSame(VfOnE2)) ) { | |
2121 | E1f = E; | |
2122 | break; | |
2123 | } | |
2124 | } | |
2125 | } | |
2126 | } | |
2127 | if ( E1l.IsNull() && !VlOnE1.IsNull() && !VlOnE2.IsNull()) { | |
2128 | TopTools_MapIteratorOfMapOfShape it(MapOnV1l); | |
2129 | for ( ; it.More(); it.Next()) { | |
2130 | const TopoDS_Edge& E = TopoDS::Edge(it.Key()); | |
2131 | if ( !E.IsNull()) { | |
2132 | TopExp::Vertices(E,V1,V2); | |
2133 | if ((V1.IsSame(VlOnE1) && V2.IsSame(VlOnE2)) || | |
2134 | (V2.IsSame(VlOnE1) && V1.IsSame(VlOnE2)) ) { | |
2135 | E1l = E; | |
2136 | break; | |
2137 | } | |
2138 | } | |
2139 | } | |
2140 | } | |
2141 | ||
2142 | E1.Orientation(Orien1); | |
2143 | E2.Orientation(Orien2); | |
2144 | ||
2145 | BRepOffset_Offset AnOffset(CurCutE,E1,E2,-myRadius,E1f,E1l, | |
2146 | myNubs, myTol, GeomAbs_C2); | |
2147 | myMapSF.Bind(CurCutE,AnOffset); | |
2148 | myCenters.Add(CurCutE); | |
2149 | B.Add(Co, CurCutE); | |
2150 | ||
2151 | const TopoDS_Face& Tuyo = AnOffset.Face(); | |
2152 | B.Add(myResult,Tuyo); | |
2153 | ||
2154 | if ( myBuildShape) { | |
0d969553 Y |
2155 | // method based ONLY on the construction of fillet: |
2156 | // the first edge of the tube is exactly on Shape1. | |
7fd59977 | 2157 | GeomAPI_ProjectPointOnCurve Projector; |
2158 | TopExp_Explorer exp(Tuyo,TopAbs_EDGE); | |
2159 | TopoDS_Vertex V1,V2; | |
0d969553 | 2160 | if (OF1isEdge) { // Update CutEdges. |
7fd59977 | 2161 | const TopoDS_Edge& EOnF1 = TopoDS::Edge(exp.Current()); |
2162 | TopExp::Vertices(EOnF1,V1,V2); | |
2163 | ||
2164 | gp_Pnt P1 = BRep_Tool::Pnt(V1); | |
2165 | Projector.Init(P1,GC1); | |
2166 | Standard_Real U1 = Projector.LowerDistanceParameter(); | |
2167 | ||
2168 | gp_Pnt P2 = BRep_Tool::Pnt(V2); | |
2169 | Projector.Init(P2,GC1); | |
2170 | Standard_Real U2 = Projector.LowerDistanceParameter(); | |
2171 | ||
2172 | TopoDS_Shape aLocalShape = V1.Oriented(TopAbs_INTERNAL); | |
2173 | B.UpdateVertex(TopoDS::Vertex(aLocalShape),U1,TopoDS::Edge(Or1),myTol); | |
2174 | aLocalShape = V2.Oriented(TopAbs_INTERNAL); | |
2175 | B.UpdateVertex(TopoDS::Vertex(aLocalShape),U2,TopoDS::Edge(Or1),myTol); | |
2176 | // B.UpdateVertex(TopoDS::Vertex(V1.Oriented(TopAbs_INTERNAL)),U1, | |
2177 | // TopoDS::Edge(Or1),myTol); | |
2178 | // B.UpdateVertex(TopoDS::Vertex(V2.Oriented(TopAbs_INTERNAL)),U2, | |
2179 | // TopoDS::Edge(Or1),myTol); | |
2180 | ||
2181 | if (!myCutEdges.IsBound(Or1)) { | |
2182 | TopTools_ListOfShape Dummy; | |
2183 | myCutEdges.Bind(Or1,Dummy); | |
2184 | } | |
2185 | TopTools_ListOfShape& L1 = myCutEdges(Or1); | |
2186 | L1.Append(V1); L1.Append(V2); | |
2187 | } | |
0d969553 | 2188 | if (OF2isEdge) { // Update CutEdges. |
7fd59977 | 2189 | exp.Next(); |
2190 | const TopoDS_Edge& EOnF2 = TopoDS::Edge(exp.Current()); | |
2191 | TopExp::Vertices(EOnF2,V1,V2);; | |
2192 | ||
2193 | gp_Pnt P1 = BRep_Tool::Pnt(V1); | |
2194 | Projector.Init(P1,GC2); | |
2195 | Standard_Real U1 = Projector.LowerDistanceParameter(); | |
2196 | ||
2197 | gp_Pnt P2 = BRep_Tool::Pnt(V2); | |
2198 | Projector.Init(P2,GC2); | |
2199 | Standard_Real U2 = Projector.LowerDistanceParameter(); | |
2200 | ||
2201 | TopoDS_Shape aLocalShape = V1.Oriented(TopAbs_INTERNAL); | |
2202 | B.UpdateVertex(TopoDS::Vertex(aLocalShape),U1,TopoDS::Edge(Or2),myTol); | |
2203 | aLocalShape = V2.Oriented(TopAbs_INTERNAL); | |
2204 | B.UpdateVertex(TopoDS::Vertex(aLocalShape),U2,TopoDS::Edge(Or2),myTol); | |
2205 | // B.UpdateVertex(TopoDS::Vertex(V1.Oriented(TopAbs_INTERNAL)),U1, | |
2206 | // TopoDS::Edge(Or2),myTol); | |
2207 | // B.UpdateVertex(TopoDS::Vertex(V2.Oriented(TopAbs_INTERNAL)),U2, | |
2208 | // TopoDS::Edge(Or2),myTol); | |
2209 | ||
2210 | if (!myCutEdges.IsBound(Or2)) { | |
2211 | TopTools_ListOfShape Dummy; | |
2212 | myCutEdges.Bind(Or2,Dummy); | |
2213 | } | |
2214 | TopTools_ListOfShape& L2 = myCutEdges(Or2); | |
2215 | L2.Append(V1); L2.Append(V2); | |
2216 | } | |
2217 | } | |
2218 | ||
2219 | #ifdef DRAW | |
2220 | if ( Affich) { | |
2221 | sprintf(name,"%s_%d","SURF",nbc); | |
2222 | DBRep::Set(name,AnOffset.Face()); | |
2223 | nbc++; | |
2224 | } | |
2225 | #endif | |
2226 | } | |
2227 | } | |
2228 | ||
2229 | // --------------------------------------------------- | |
0d969553 Y |
2230 | // Construction of spheres, |
2231 | // if enough tubes arrive at the vertex | |
7fd59977 | 2232 | // --------------------------------------------------- |
2233 | TopTools_IndexedDataMapOfShapeListOfShape Map; | |
2234 | TopExp::MapShapesAndAncestors(Co,TopAbs_VERTEX,TopAbs_EDGE,Map); | |
2235 | ||
2236 | for ( Standard_Integer i = 1; i <= Map.Extent(); i++) { | |
2237 | const TopoDS_Vertex& V = TopoDS::Vertex(Map.FindKey(i)); | |
2238 | if ( Map(i).Extent() != 3) continue; | |
2239 | ||
2240 | TopTools_ListOfShape LOE; | |
2241 | TopTools_ListIteratorOfListOfShape it; | |
2242 | ||
2243 | for (it.Initialize(Map(i)) ; it.More(); it.Next()) { | |
2244 | Standard_Boolean Reverse = Standard_True; | |
2245 | if ( Reverse) | |
2246 | LOE.Append(myMapSF(it.Value()).Generated(V).Reversed()); | |
2247 | else | |
2248 | LOE.Append(myMapSF(it.Value()).Generated(V)); | |
2249 | } | |
2250 | ||
2251 | BRepOffset_Offset OFT(V,LOE,-myRadius,myNubs, myTol, GeomAbs_C2); | |
2252 | myMapSF.Bind(V,OFT); | |
2253 | myCenters.Add(V); | |
2254 | ||
2255 | B.Add(myResult,OFT.Face()); | |
2256 | ||
2257 | #ifdef DRAW | |
2258 | if (Affich) { | |
2259 | sprintf(name,"%s_%d","SURF",nbc); | |
2260 | DBRep::Set(name,OFT.Face()); | |
2261 | nbc++; | |
2262 | } | |
2263 | #endif | |
2264 | } | |
2265 | } | |
2266 | ||
2267 | ||
2268 | //======================================================================= | |
2269 | //function : ComputeShape | |
2270 | //purpose : | |
2271 | //======================================================================= | |
2272 | #include <TopTools_DataMapIteratorOfDataMapOfShapeListOfShape.hxx> | |
2273 | ||
2274 | void BiTgte_Blend::ComputeShape() | |
2275 | { | |
0d969553 Y |
2276 | // Find in the initial Shapel: |
2277 | // - untouched Faces | |
2278 | // - generated tubes | |
2279 | // - the faces neighbors of tubes that sould be reconstucted preserving sharing. | |
7fd59977 | 2280 | |
0d969553 | 2281 | // For Debug : Visualize edges of the initial shape that should be reconstructed. |
7fd59977 | 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 | |
0d969553 | 2299 | // end debug |
7fd59977 | 2300 | |
2301 | // | |
0d969553 | 2302 | // modify the tubes on edge for partition of edges. |
7fd59977 | 2303 | // |
2304 | Standard_Integer NbS = NbSurfaces(); | |
7fd59977 | 2305 | for (Standard_Integer i = 1; i <= NbS; i++) { |
2306 | const TopoDS_Shape& S1 = SupportShape1(i); | |
2307 | ||
2308 | if ( S1.ShapeType() == TopAbs_EDGE) { | |
2309 | const TopoDS_Edge& E1 = TopoDS::Edge(S1); | |
0d969553 Y |
2310 | // it is required to replace in F the cut edges of E1, that |
2311 | // represent CutE | |
7fd59977 | 2312 | const TopTools_ListOfShape& VonE = myCutEdges(E1); |
2313 | TopTools_ListOfShape NewE; | |
2314 | CutEdge(E1,VonE,NewE); | |
2315 | ||
2316 | } | |
2317 | } | |
2318 | ||
2319 | ||
2320 | TopTools_DataMapOfShapeShape Created; | |
2321 | ||
2322 | TopTools_ListOfShape Empty; | |
2323 | TopTools_DataMapOfShapeListOfShape EmptyMap; | |
2324 | ||
2325 | BRep_Builder B; | |
2326 | ||
2327 | #ifdef DRAW | |
2328 | Standard_Integer NbNT = 1; | |
2329 | #endif | |
2330 | ||
0d969553 Y |
2331 | // Maj of the Map of created. |
2332 | // Update edges that do not change in the resulting shape | |
2333 | // i.e. invariant edges in the unwinding. | |
7fd59977 | 2334 | TopExp_Explorer exp(myShape,TopAbs_FACE); |
2335 | // Standard_Integer nbe = 1; | |
2336 | for ( ;exp.More(); exp.Next()) { | |
2337 | ||
2338 | const TopoDS_Face& CurF = TopoDS::Face(exp.Current()); | |
2339 | ||
0d969553 | 2340 | if ( !myFaces.Contains(CurF)) continue; // so the face is not touched |
7fd59977 | 2341 | |
0d969553 Y |
2342 | // so the faces are unwinded |
2343 | if ( !myMapSF.IsBound(CurF)) continue; // inverted or degenerated | |
7fd59977 | 2344 | |
2345 | const BRepOffset_Offset& Offset = myMapSF(CurF); | |
2346 | const TopoDS_Face& CurOF = myMapSF(CurF).Face(); | |
2347 | ||
0d969553 | 2348 | if ( !myImageOffset.HasImage(CurOF)) // face disappears in unwinding |
7fd59977 | 2349 | continue; |
2350 | ||
2351 | TopExp_Explorer exp2(CurF,TopAbs_EDGE); | |
2352 | for ( ;exp2.More(); exp2.Next()) { | |
2353 | const TopoDS_Edge& CurE = TopoDS::Edge(exp2.Current()); | |
2354 | TopoDS_Shape aLocalShape = Offset.Generated(CurE); | |
2355 | const TopoDS_Edge& CurOE = TopoDS::Edge(aLocalShape); | |
2356 | // const TopoDS_Edge& CurOE = TopoDS::Edge(Offset.Generated(CurE)); | |
2357 | ||
2358 | if (!myImageOffset.HasImage(CurOE)) continue; | |
0d969553 | 2359 | // CurOE disappears |
7fd59977 | 2360 | |
2361 | const TopoDS_Edge& ImE = | |
2362 | TopoDS::Edge(myImageOffset.Image(CurOE).First()); | |
2363 | if (ImE.IsSame(CurOE)) { | |
2364 | myCreated.Bind(CurOE,EmptyMap); | |
2365 | myCreated(CurOE).Bind(CurF,Empty); | |
2366 | myCreated(CurOE)(CurF).Append(CurE); | |
2367 | } | |
2368 | } | |
2369 | } | |
2370 | ||
0d969553 Y |
2371 | // The connected faces are already in myResult. |
2372 | // So it is necessary to add faces: | |
2373 | // - non-touched (so not in myFaces) | |
2374 | // - issuing from the unwinding (non degenerated, non inverted, non disappeared) | |
7fd59977 | 2375 | exp.Init(myShape,TopAbs_FACE); |
2376 | for ( ;exp.More(); exp.Next()) { | |
2377 | ||
2378 | const TopoDS_Face& CurF = TopoDS::Face(exp.Current()); | |
2379 | ||
2380 | if ( !myFaces.Contains(CurF)) { | |
0d969553 | 2381 | // so the face is not touched |
7fd59977 | 2382 | B.Add(myResult,CurF); |
2383 | } | |
0d969553 | 2384 | else { // so the faces are unwindeds |
7fd59977 | 2385 | |
0d969553 | 2386 | if ( !myMapSF.IsBound(CurF)) continue; // inverted or degenerated |
7fd59977 | 2387 | |
2388 | const TopoDS_Face& CurOF = myMapSF(CurF).Face(); | |
2389 | ||
0d969553 | 2390 | if ( !myImageOffset.HasImage(CurOF)) // face disappears in unwinding |
7fd59977 | 2391 | continue; |
2392 | ||
0d969553 | 2393 | // List of faces generated by a face in the unwinding |
7fd59977 | 2394 | TopTools_ListOfShape Lim; |
2395 | myImageOffset.LastImage(CurOF,Lim); | |
2396 | TopTools_ListIteratorOfListOfShape itLim(Lim); | |
2397 | for ( ;itLim.More(); itLim.Next()) { | |
0d969553 | 2398 | // DeboucFace = offset Face unwinded in "Debouc". |
7fd59977 | 2399 | const TopoDS_Face& DeboucFace = TopoDS::Face(itLim.Value()); |
2400 | ||
2401 | TopLoc_Location L; | |
2402 | Handle(Geom_Surface) S = BRep_Tool::Surface(CurF,L); | |
2403 | ||
2404 | TopoDS_Face NewF; B.MakeFace(NewF); | |
2405 | B.UpdateFace(NewF,S,L,BRep_Tool::Tolerance(CurF)); | |
2406 | ||
2407 | TopTools_DataMapOfShapeShape MapSS; | |
2408 | ||
2409 | TopoDS_Shape aLocalShape = DeboucFace.Oriented(TopAbs_FORWARD); | |
2410 | const TopoDS_Face& Face = TopoDS::Face(aLocalShape); | |
2411 | // const TopoDS_Face& Face = | |
2412 | // TopoDS::Face(DeboucFace.Oriented(TopAbs_FORWARD)); | |
2413 | TopExp_Explorer exp2(Face, TopAbs_EDGE); | |
2414 | for ( ; exp2.More(); exp2.Next()) { | |
2415 | const TopoDS_Edge& E = TopoDS::Edge(exp2.Current()); | |
2416 | TopoDS_Vertex V1,V2,OV1,OV2; | |
2417 | TopExp::Vertices(E ,V1 ,V2 ); | |
2418 | if (myCreated.IsBound(E)) { | |
2419 | if (myCreated(E).IsBound(CurF)) { | |
2420 | const TopoDS_Edge& OE = TopoDS::Edge(myCreated(E)(CurF).First()); | |
2421 | TopExp::Vertices(OE,OV1,OV2); | |
2422 | if ( !myCreated.IsBound(V1)) myCreated.Bind(V1,EmptyMap); | |
2423 | if ( !myCreated.IsBound(V2)) myCreated.Bind(V2,EmptyMap); | |
2424 | if ( !myCreated(V1).IsBound(CurF)) { | |
2425 | myCreated(V1).Bind(CurF,Empty); | |
2426 | myCreated(V1)(CurF).Append(OV1); | |
2427 | } | |
2428 | if ( !myCreated(V2).IsBound(CurF)) { | |
2429 | myCreated(V2).Bind(CurF,Empty); | |
2430 | myCreated(V2)(CurF).Append(OV2); | |
2431 | } | |
2432 | } | |
2433 | } | |
2434 | } | |
2435 | ||
2436 | TopExp_Explorer expw(Face, TopAbs_WIRE); | |
2437 | for ( ; expw.More(); expw.Next()) { | |
2438 | const TopoDS_Wire& W = TopoDS::Wire(expw.Current()); | |
2439 | TopExp_Explorer expe(W.Oriented(TopAbs_FORWARD), | |
2440 | TopAbs_EDGE); | |
2441 | TopoDS_Wire OW; | |
2442 | B.MakeWire(OW); | |
2443 | ||
2444 | for ( ; expe.More(); expe.Next()) { | |
2445 | const TopoDS_Edge& E = TopoDS::Edge(expe.Current()); | |
2446 | Standard_Real f,l; | |
2447 | Handle(Geom2d_Curve) C2d = | |
2448 | BRep_Tool::CurveOnSurface(E,Face,f,l); | |
2449 | TopoDS_Edge OE; | |
0d969553 | 2450 | if ( MapSS.IsBound(E)) { // this is an edge of cutting |
7fd59977 | 2451 | OE = TopoDS::Edge(MapSS(E)); |
2452 | TopoDS_Shape aLocalShape = E.Reversed(); | |
2453 | Handle(Geom2d_Curve) C2d_1 = | |
2454 | BRep_Tool::CurveOnSurface(TopoDS::Edge(aLocalShape),Face,f,l); | |
2455 | // Handle(Geom2d_Curve) C2d_1 = | |
2456 | // BRep_Tool::CurveOnSurface(TopoDS::Edge(E.Reversed()), | |
2457 | // Face,f,l); | |
2458 | if ( E.Orientation() == TopAbs_FORWARD) | |
2459 | B.UpdateEdge(OE,C2d,C2d_1,NewF,BRep_Tool::Tolerance(E)); | |
2460 | else | |
2461 | B.UpdateEdge(OE,C2d_1,C2d,NewF,BRep_Tool::Tolerance(E)); | |
2462 | B.Range(OE,f,l); | |
2463 | } | |
2464 | else { | |
0d969553 | 2465 | // Is there an image in the Map of Created ? |
7fd59977 | 2466 | if ( myCreated.IsBound(E)) { |
2467 | if ( myCreated(E).IsBound(CurF)) { | |
2468 | OE = TopoDS::Edge(myCreated(E)(CurF).First()); | |
2469 | } | |
2470 | } | |
2471 | else { | |
2472 | B.MakeEdge(OE); | |
2473 | TopoDS_Vertex V1,V2,OV1,OV2; | |
2474 | TopExp::Vertices(E,V1,V2); | |
2475 | if ( myCreated.IsBound(V1) && myCreated(V1).IsBound(CurF)) { | |
2476 | OV1 = TopoDS::Vertex(myCreated(V1)(CurF).First()); | |
2477 | } | |
2478 | else { | |
2479 | B.MakeVertex(OV1); | |
2480 | gp_Pnt2d P2d = | |
2481 | C2d->Value(BRep_Tool::Parameter(V1,E,Face)); | |
2482 | gp_Pnt P; | |
2483 | S->D0(P2d.X(),P2d.Y(),P); | |
2484 | P.Transform(L.Transformation()); | |
2485 | B.UpdateVertex(OV1,P,BRep_Tool::Tolerance(V1)); | |
2486 | myCreated.Bind(V1,EmptyMap); | |
2487 | myCreated(V1).Bind(CurF,Empty); | |
2488 | myCreated(V1)(CurF).Append(OV1); | |
2489 | } | |
2490 | if ( myCreated.IsBound(V2) && myCreated(V2).IsBound(CurF)) { | |
2491 | OV2 = TopoDS::Vertex(myCreated(V2)(CurF).First()); | |
2492 | } | |
2493 | else { | |
2494 | B.MakeVertex(OV2); | |
2495 | gp_Pnt2d P2d = | |
2496 | C2d->Value(BRep_Tool::Parameter(V2,E,Face)); | |
2497 | gp_Pnt P; | |
2498 | S->D0(P2d.X(),P2d.Y(),P); | |
2499 | P.Transform(L.Transformation()); | |
2500 | B.UpdateVertex(OV2,P,BRep_Tool::Tolerance(V2)); | |
2501 | myCreated.Bind(V2,EmptyMap); | |
2502 | myCreated(V2).Bind(CurF,Empty); | |
2503 | myCreated(V2)(CurF).Append(OV2); | |
2504 | } | |
2505 | B.Add(OE,OV1.Oriented(V1.Orientation())); | |
2506 | B.Add(OE,OV2.Oriented(V2.Orientation())); | |
2507 | } | |
2508 | B.UpdateEdge(OE,C2d,NewF,BRep_Tool::Tolerance(E)); | |
2509 | B.Range(OE,f,l); | |
2510 | // ComputeCurve3d(OE,C2d,TheSurf,L,BRep_Tool::Tolerance(E)); | |
2511 | MapSS.Bind(E,OE); | |
2512 | } | |
2513 | B.Add(OW, OE.Oriented(E.Orientation())); | |
2514 | } | |
2515 | B.Add(NewF, OW.Oriented(W.Orientation())); | |
2516 | } | |
2517 | ||
2518 | NewF.Orientation(DeboucFace.Orientation()); | |
2519 | ||
2520 | BRepTools::Update(NewF); | |
2521 | B.Add(myResult,NewF); | |
2522 | } | |
2523 | } | |
2524 | } | |
2525 | ||
0d969553 | 2526 | // non-regarding the cause, there always remain greeb borders on this Shape, so it is sewn. |
7fd59977 | 2527 | Handle(BRepBuilderAPI_Sewing) Sew = new BRepBuilderAPI_Sewing(myTol); |
2528 | ||
2529 | BRepLib::BuildCurves3d(myResult); | |
2530 | ||
2531 | exp.Init(myResult,TopAbs_FACE); | |
2532 | for ( ;exp.More(); exp.Next()) | |
2533 | Sew->Add(exp.Current()); | |
2534 | ||
2535 | Sew->Perform(); | |
2536 | ||
0d969553 Y |
2537 | // SameParameter is done in case Sew does not do it (Detect that the edges |
2538 | // are not sameparameter but does nothing.) | |
7fd59977 | 2539 | |
2540 | const TopoDS_Shape& SewedShape = Sew->SewedShape(); | |
2541 | if ( !SewedShape.IsNull()) { | |
2542 | exp.Init(Sew->SewedShape(), TopAbs_EDGE); | |
2543 | for (; exp.More(); exp.Next()) { | |
2544 | const TopoDS_Edge& sec = TopoDS::Edge(exp.Current()); | |
2545 | BRepLib::SameParameter(sec, BRep_Tool::Tolerance(sec)); | |
2546 | } | |
2547 | myResult = SewedShape; | |
2548 | } | |
2549 | } | |
2550 | ||
2551 | ||
2552 | //======================================================================= | |
2553 | //function : Intersect | |
2554 | //purpose : | |
2555 | //======================================================================= | |
2556 | ||
2557 | Standard_Boolean BiTgte_Blend::Intersect | |
2558 | (const TopoDS_Shape& Init, | |
2559 | const TopoDS_Face& Face, | |
2560 | const BiTgte_DataMapOfShapeBox& MapSBox, | |
2561 | const BRepOffset_Offset& OF1, | |
2562 | BRepOffset_Inter3d& Inter) | |
2563 | { | |
2564 | Standard_Boolean JenRajoute = Standard_False; | |
2565 | ||
2566 | const Bnd_Box& Box1 = MapSBox(Face); | |
2567 | ||
2568 | // ----------------------------------------------- | |
0d969553 | 2569 | // intersection with all already created faces. |
7fd59977 | 2570 | // ----------------------------------------------- |
2571 | const TopoDS_Shape& InitShape1 = OF1.InitialShape(); | |
2572 | Standard_Boolean F1surBordLibre = | |
2573 | InitShape1.ShapeType() == TopAbs_EDGE && | |
2574 | myStopFaces.Contains(InitShape1); | |
2575 | ||
2576 | TopTools_MapOfShape Done; | |
2577 | BRepOffset_DataMapIteratorOfDataMapOfShapeOffset It(myMapSF); | |
2578 | for ( ; It.More(); It.Next()) { | |
2579 | const BRepOffset_Offset& OF2 = It.Value(); | |
2580 | const TopoDS_Face& F2 = OF2.Face(); | |
2581 | ||
2582 | if (Box1.IsOut(MapSBox(F2))) continue; | |
2583 | ||
2584 | if ( Inter.IsDone(Face,F2)) continue; | |
2585 | ||
0d969553 | 2586 | // 2 tubes created on free border are not intersected. |
7fd59977 | 2587 | const TopoDS_Shape& InitShape2 = OF2.InitialShape(); |
2588 | Standard_Boolean F2surBordLibre = | |
2589 | InitShape2.ShapeType() == TopAbs_EDGE && | |
2590 | myStopFaces.Contains(InitShape2); | |
2591 | ||
63c629aa | 2592 | #ifdef BITGTE_DEB |
7fd59977 | 2593 | if ( F1surBordLibre && F2surBordLibre) { |
0d969553 | 2594 | cout << "Rejection : 2 tubes on free border are not intersected"; |
7fd59977 | 2595 | cout << endl; |
2596 | } | |
2597 | #endif | |
2598 | ||
2599 | if ( F1surBordLibre && F2surBordLibre) continue; | |
2600 | ||
2601 | // ------------------------------------------------------- | |
0d969553 | 2602 | // Tubes are not intersected with neighbor faces. |
7fd59977 | 2603 | // ------------------------------------------------------- |
2604 | const TopoDS_Shape& ItKey = It.Key(); | |
2605 | ||
2606 | if ( Init.ShapeType() == TopAbs_EDGE) { | |
2607 | if (ItKey.ShapeType() == TopAbs_FACE && | |
2608 | IsInFace(TopoDS::Edge(Init), TopoDS::Face(ItKey))) continue; | |
2609 | } | |
2610 | ||
2611 | Inter.FaceInter(Face,F2,myInitOffsetFace); | |
2612 | ||
2613 | // ------------------------------------------ | |
0d969553 Y |
2614 | // an edge of F1 or F2 has been touched ? |
2615 | // if yes, add faces in myFaces | |
7fd59977 | 2616 | // ==> JenRajoute = True |
2617 | // ------------------------------------------ | |
2618 | TopTools_ListOfShape LInt; | |
2619 | Done.Clear(); | |
2620 | if (myAsDes->HasCommonDescendant(Face,F2,LInt)) { | |
2621 | TopTools_ListIteratorOfListOfShape itl2; | |
2622 | for (itl2.Initialize(LInt); itl2.More(); itl2.Next()) { | |
2623 | const TopoDS_Edge& CurE = TopoDS::Edge(itl2.Value()); | |
2624 | TopoDS_Vertex V1,V2; | |
2625 | TopoDS_Edge E1,E2; | |
2626 | TopExp::Vertices(CurE,V1,V2); | |
2627 | ||
2628 | if ( Done.Add(V1)) { | |
2629 | Standard_Boolean IsOnR1 = IsOnRestriction(V1,CurE,Face,E1); | |
2630 | Standard_Boolean IsOnR2 = IsOnRestriction(V1,CurE,F2,E2); | |
63c629aa | 2631 | #ifdef BITGTE_DEB |
7fd59977 | 2632 | if (IsOnR1 && IsOnR2) { |
0d969553 Y |
2633 | cout << "Leave in the same tps on 2 faces, "; |
2634 | cout << "propagation only on free border"; | |
7fd59977 | 2635 | cout << endl; |
2636 | } | |
2637 | #endif | |
2638 | if ( IsOnR1 ) { | |
2639 | if ( !myStopFaces.Contains(Init)) { | |
2640 | Add(E1,myEdges,Init,OF1,myAnalyse,IsOnR1 && IsOnR2); | |
2641 | JenRajoute = Standard_True; | |
2642 | } | |
2643 | } | |
2644 | if ( IsOnR2) { | |
2645 | if ( !myStopFaces.Contains(ItKey)) { | |
2646 | Add(E2,myEdges, ItKey,OF2,myAnalyse,IsOnR1 && IsOnR2); | |
2647 | JenRajoute = Standard_True; | |
2648 | } | |
2649 | } | |
2650 | } | |
2651 | ||
2652 | if ( Done.Add(V2)) { | |
2653 | Standard_Boolean IsOnR1 = IsOnRestriction(V2,CurE,Face,E1); | |
2654 | Standard_Boolean IsOnR2 = IsOnRestriction(V2,CurE,F2,E2); | |
2655 | ||
0d969553 Y |
2656 | // If IsOnR1 && IsOnR2, |
2657 | // Leave in the same tps on 2 faces, propagate only on | |
2658 | // free borders. | |
2659 | // A priori, only facet is closed. | |
63c629aa | 2660 | #ifdef BITGTE_DEB |
7fd59977 | 2661 | if (IsOnR1 && IsOnR2) { |
0d969553 Y |
2662 | cout << "Leave with the same tps on 2 faces, "; |
2663 | cout << "propagate only if the border is free"; | |
7fd59977 | 2664 | cout << endl; |
2665 | } | |
2666 | #endif | |
2667 | if ( IsOnR1) { | |
2668 | if ( !myStopFaces.Contains(Init)) { | |
2669 | Add(E1,myEdges,Init,OF1,myAnalyse,IsOnR1 && IsOnR2); | |
2670 | JenRajoute = Standard_True; | |
2671 | } | |
2672 | } | |
2673 | if ( IsOnR2) { | |
2674 | if ( !myStopFaces.Contains(ItKey)) { | |
2675 | Add(E2,myEdges,ItKey,OF2,myAnalyse,IsOnR1 && IsOnR2); | |
2676 | JenRajoute = Standard_True; | |
2677 | } | |
2678 | } | |
2679 | } | |
2680 | } | |
2681 | } | |
2682 | } | |
2683 | ||
2684 | return JenRajoute; | |
2685 | } | |
2686 | ||
2687 |