1 // Created on: 1995-03-29
2 // Created by: Frederic MAUPAS
3 // Copyright (c) 1995-1999 Matra Datavision
4 // Copyright (c) 1999-2014 OPEN CASCADE SAS
6 // This file is part of Open CASCADE Technology software library.
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
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.
14 // Alternatively, this file may be used under the terms of Open CASCADE
15 // commercial license or contractual agreement.
17 // gka 21.08.98 PRO7656
18 // gka 15.12.98 UKI60591 #1274560
19 //pdn 18.12.98 to keep pcurves
20 //:o0 abv 16.02.99: POLYLINE allowed as 3d curve of edge
21 //: abv 07.04.99: S4136: improve tolerance management and dealing with pcurves
22 // rln 02.06.99 removing #include <StepToTopoDS_DegeneratedTool.hxx>
23 // smh 31.01.01 BUC60810 : IsNull protection
25 #include <BRep_Builder.hxx>
26 #include <BRep_CurveRepresentation.hxx>
27 #include <BRep_ListIteratorOfListOfCurveRepresentation.hxx>
28 #include <BRep_ListOfCurveRepresentation.hxx>
29 #include <BRep_TEdge.hxx>
30 #include <BRep_Tool.hxx>
32 #include <Geom2d_BoundedCurve.hxx>
33 #include <Geom2d_Curve.hxx>
34 #include <Geom2d_Line.hxx>
35 #include <Geom_Curve.hxx>
36 #include <Geom_Plane.hxx>
37 #include <Geom_RectangularTrimmedSurface.hxx>
38 #include <Geom_Surface.hxx>
40 #include <gp_Pnt2d.hxx>
41 #include <Interface_Static.hxx>
42 #include <Precision.hxx>
43 #include <ShapeAlgo.hxx>
44 #include <ShapeAlgo_AlgoContainer.hxx>
45 #include <ShapeAlgo_ToolContainer.hxx>
46 #include <ShapeAnalysis_Curve.hxx>
47 #include <ShapeAnalysis_Edge.hxx>
48 #include <ShapeBuild_Edge.hxx>
49 #include <ShapeExtend_WireData.hxx>
50 #include <ShapeFix_EdgeProjAux.hxx>
51 #include <Standard_ErrorHandler.hxx>
52 #include <StdFail_NotDone.hxx>
53 #include <StepGeom_Curve.hxx>
54 #include <StepGeom_Pcurve.hxx>
55 #include <StepGeom_PcurveOrSurface.hxx>
56 #include <StepGeom_Polyline.hxx>
57 #include <StepGeom_Surface.hxx>
58 #include <StepGeom_SurfaceCurve.hxx>
59 #include <StepRepr_DefinitionalRepresentation.hxx>
60 #include <StepShape_Edge.hxx>
61 #include <StepShape_EdgeCurve.hxx>
62 #include <StepShape_EdgeLoop.hxx>
63 #include <StepShape_FaceBound.hxx>
64 #include <StepShape_OrientedEdge.hxx>
65 #include <StepShape_Vertex.hxx>
66 #include <StepToGeom.hxx>
67 #include <StepToTopoDS.hxx>
68 #include <StepToTopoDS_GeometricTool.hxx>
69 #include <StepToTopoDS_NMTool.hxx>
70 #include <StepToTopoDS_Tool.hxx>
71 #include <StepToTopoDS_TranslateEdge.hxx>
72 #include <StepToTopoDS_TranslateEdgeLoop.hxx>
73 #include <StepToTopoDS_TranslateVertex.hxx>
76 #include <TopExp_Explorer.hxx>
77 #include <TopLoc_Location.hxx>
79 #include <TopoDS_Edge.hxx>
80 #include <TopoDS_Face.hxx>
81 #include <TopoDS_Iterator.hxx>
82 #include <TopoDS_Shape.hxx>
83 #include <TopoDS_Vertex.hxx>
84 #include <TopoDS_Wire.hxx>
85 #include <Transfer_TransientProcess.hxx>
87 #include <XSAlgo_AlgoContainer.hxx>
89 // ============================================================================
90 // Method : RemoveSinglePCurve
92 // ============================================================================
93 static void RemoveSinglePCurve (const TopoDS_Edge& aEdge, const TopoDS_Face& aFace)
95 ShapeBuild_Edge().RemovePCurve (aEdge, aFace);
98 // ============================================================================
99 // Method : RemovePCurves
101 // ============================================================================
103 static void RemovePCurves(const TopoDS_Wire& aWire, const TopoDS_Face& aFace)
105 TopExp_Explorer EdgeExp(aWire, TopAbs_EDGE);
106 while (EdgeExp.More()) {
107 const TopoDS_Edge& myEdge = TopoDS::Edge(EdgeExp.Current());
108 RemoveSinglePCurve(myEdge, aFace);
113 // ============================================================================
114 // Method : CheckPCurves
115 // Purpose : Checks the pcurves topological trimming parameter consistency
116 // and deviation between 2D ans 3D
117 // ============================================================================
119 static void CheckPCurves (TopoDS_Wire& aWire, const TopoDS_Face& aFace,
120 const Standard_Boolean isPlane, const Standard_Real preci)
122 if (isPlane) { RemovePCurves (aWire, aFace);return; }
124 Standard_Real w1, w2, cf, cl;
125 Handle(Geom_Surface) mySurf = BRep_Tool::Surface(aFace);
127 Handle(ShapeExtend_WireData) sbwd = new ShapeExtend_WireData (aWire);
128 for (Standard_Integer i = 1; i <= sbwd->NbEdges(); i++) {
129 const TopoDS_Edge& myEdge = sbwd->Edge(i);
131 // First Check : 2D Parameters on Edge :
132 // Case 1 : w1 == w2 illegal => Drop the PCurve
133 // Case 2 : on bounded curve w1 < FirstParameter => w1 = FirstParameter
134 // w2 > LastParameter => w2 = LastParameter
136 Handle(Geom2d_Curve) thePC;
137 ShapeAnalysis_Edge sae;
138 if (!sae.PCurve (myEdge, aFace, thePC, w1, w2, Standard_False)) {
141 cf = thePC->FirstParameter();
142 cl = thePC->LastParameter();
145 RemoveSinglePCurve(myEdge, aFace);
147 std::cout<<"Removing pcuve w1=w2"<<std::endl;
152 //check parameters of range only for not periodic curves
153 if (!thePC->IsPeriodic())
156 B.Range(myEdge, aFace, cf, w2);
160 B.Range(myEdge, aFace, w1, cl);
165 if (w1 > w2 && mySurf->IsUPeriodic())
167 Standard_Real u1, u2, v1, v2;
168 mySurf->Bounds(u1, u2, v1, v2);
169 ElCLib::AdjustPeriodic(u1, u2,
170 Min(Abs(w2-w1)/2, Precision::PConfusion()),
172 B.Range(myEdge, aFace, w1, w2);
177 XSAlgo::AlgoContainer()->CheckPCurve (myEdge, aFace, preci, sbwd->IsSeam(i));
181 // ============================================================================
182 // Method : StepToTopoDS_TranslateEdgeLoop::StepToTopoDS_TranslateEdgeLoop
183 // Purpose : Empty Constructor
184 // ============================================================================
186 StepToTopoDS_TranslateEdgeLoop::StepToTopoDS_TranslateEdgeLoop()
187 : myError(StepToTopoDS_TranslateEdgeLoopOther)
189 done = Standard_False;
192 // ============================================================================
193 // Method : StepToTopoDS_TranslateEdgeLoop::StepToTopoDS_TranslateEdgeLoop
194 // Purpose : Constructor with a FaceSurface and a Tool
195 // ============================================================================
197 StepToTopoDS_TranslateEdgeLoop::StepToTopoDS_TranslateEdgeLoop(const Handle(StepShape_FaceBound)& FB,
198 const TopoDS_Face& Face,
199 const Handle(Geom_Surface)& GeomSurf,
200 const Handle(StepGeom_Surface)& StepSurf,
201 const Standard_Boolean sameSense,
202 StepToTopoDS_Tool& T,
203 StepToTopoDS_NMTool& NMTool) {
204 Init(FB, Face, GeomSurf, StepSurf, sameSense, T, NMTool);
207 // ============================================================================
209 // Purpose : Init with a EdgeLoop and a Tool
210 // ============================================================================
212 void StepToTopoDS_TranslateEdgeLoop::Init(const Handle(StepShape_FaceBound)& FaceBound,
213 const TopoDS_Face& Face,
214 const Handle(Geom_Surface)& GeomSurf,
215 const Handle(StepGeom_Surface)& StepSurf,
216 const Standard_Boolean sameSense,
217 StepToTopoDS_Tool& aTool,
218 StepToTopoDS_NMTool& NMTool) {
219 done = Standard_True;
220 Handle(StepShape_EdgeLoop) EL =
221 Handle(StepShape_EdgeLoop)::DownCast(FaceBound->Bound());
223 if (aTool.IsBound(EL)) {
224 myResult = TopoDS::Wire(aTool.Find(EL));
225 myError = StepToTopoDS_TranslateEdgeLoopDone;
226 done = Standard_True;
229 Standard_Integer modepcurve = Interface_Static::IVal("read.surfacecurve.mode");
230 // 0,1 : suivre le code, 2 : ne prendre que pcurve, 3 : ne prendre que C3D
233 Handle(Transfer_TransientProcess) TP = aTool.TransientProcess();
235 Standard_Real preci = Precision();
240 Standard_Boolean isSeam, isLikeSeam;
242 Handle(StepShape_OrientedEdge) OrEdge1, OrEdge2;
243 Handle(StepGeom_Curve) StepCurve, StepCurve1, StepCurve2;
244 Handle(StepRepr_DefinitionalRepresentation) DRI, Dri1, Dri2;
246 Handle(Geom2d_Curve) C2d, C2d1, C2d2, WhichC2d1, WhichC2d2;
247 TopoDS_Edge suspectE; //:f1, degEdge;
249 Standard_Integer j, NbEdge = EL->NbEdgeList();
251 TP->AddWarning(EL, "Wire not done. EdgeLoop does not contain edges.");
252 done = Standard_False;
256 // default value set as Standard_True (if not correct see logic of algorithm).
257 Standard_Boolean hasPcurve = Standard_True;
258 Standard_Boolean isPlane = GeomSurf->IsKind(STANDARD_TYPE(Geom_Plane));
259 Handle(Geom_Surface) ConvSurf = GeomSurf;
260 if (GeomSurf->IsKind(STANDARD_TYPE(Geom_RectangularTrimmedSurface))) {
261 Handle(Geom_RectangularTrimmedSurface) theRTS =
262 Handle(Geom_RectangularTrimmedSurface)::DownCast(GeomSurf);
263 ConvSurf = theRTS->BasisSurface();
266 aTool.ComputePCurve(Standard_False);
268 // What is the Wire Orientation
269 Standard_Boolean ForwardWire = FaceBound->Orientation();
271 // --- Initialize target Wire ---
275 // -----------------------------------------------
276 // Preparation : Make Vertices + Curves3d
277 // Hence, a closed curve limited by distinct vertices
278 // will give a unique vertex (if same coords)
280 // In addition : detect shared PCurve (cf SYRKO)
281 // This case may not be processed, PCurves has to be recomputed from scratch
282 // -----------------------------------------------
283 // Standard_Integer theSame = 1; //gka 15.12.98
285 for (j=1; j<=NbEdge; j++) {
286 OrEdge1 = EL->EdgeListValue(j);
288 // see bug #29979: oriented edge contains another oriented edge
289 if (OrEdge1->EdgeElement()->IsKind (STANDARD_TYPE(StepShape_OrientedEdge)))
290 OrEdge1 = Handle(StepShape_OrientedEdge)::DownCast (OrEdge1->EdgeElement());
292 Handle(StepShape_EdgeCurve) EC = Handle(StepShape_EdgeCurve)::DownCast(OrEdge1->EdgeElement());
295 TP->AddWarning (OrEdge1, "Edge does not contain EDGE_CURVE, skipped");
299 Handle(StepGeom_Curve) C = EC->EdgeGeometry();
301 if (C->IsKind(STANDARD_TYPE(StepGeom_SurfaceCurve))) {
302 Handle(StepGeom_SurfaceCurve) Sc = Handle(StepGeom_SurfaceCurve)::DownCast(C);
306 Handle(Geom_Curve) C1;
311 C1 = Handle(Geom_Curve)::DownCast (TP->FindTransient(C));
313 C1 = StepToGeom::MakeCurve (C);
315 TP->BindTransient (C, C1);
317 TP->AddWarning(C, "Could not convert a curve. Curve definition is incorrect");
320 catch (Standard_Failure const& anException) {
322 std::cout << "Warning: StepToTopoDS_TranslateEdgeLoop: Exception: ";
323 anException.Print(std::cout); std::cout << std::endl;
326 TP->AddFail(C, "Exeption was raised. Curve geometry definition is incorrect");
330 Handle(StepShape_Vertex) Vstart, Vend;
331 if (EC->SameSense()) {
332 Vstart = EC->EdgeStart();
333 Vend = EC->EdgeEnd();
336 Vend = EC->EdgeStart();
337 Vstart = EC->EdgeEnd();
340 Standard_Boolean istV = aTool.IsBound(Vstart);
341 Standard_Boolean iseV = aTool.IsBound(Vend);
342 TopoDS_Vertex V1, V2;
343 StepToTopoDS_TranslateVertex myTranVertex1(Vstart, aTool, NMTool);
344 StepToTopoDS_TranslateVertex myTranVertex2(Vend, aTool, NMTool);
346 if (myTranVertex1.IsDone()) {
347 V1 = TopoDS::Vertex(myTranVertex1.Value());
349 if (myTranVertex2.IsDone()) {
350 V2 = TopoDS::Vertex(myTranVertex2.Value());
351 gp_Pnt p1 = BRep_Tool::Pnt(V1);
352 gp_Pnt p2 = BRep_Tool::Pnt(V2);
353 if (p1.Distance(p2) <= Precision::Confusion()) { //:S4136: preci) {
354 Standard_Boolean Fixed = Standard_True;
355 if (!iseV) aTool.Bind(Vend, V1); //gka 21.08.1998 bug PRO7656
356 else if (!istV) aTool.Bind (Vstart, V2);
357 else aTool.Bind (Vend, V1);
358 if (!C1.IsNull() && !C1->IsClosed() && Fixed)
359 TP->AddWarning(EL->EdgeListValue(j),
360 "Vertex of same coordinates, set confused");
365 //:f6 abv 29 Apr 98: BUC50070 #3815: make sure that each two edges are
366 // connected by the same vertex; else check that vertices confuse
367 // and make it be one vertex
368 // NOTE: this is done only for the case if at least one of edges
369 // was not yet translated; else nothing will help
370 for (j=1; j<=NbEdge; j++) {
371 OrEdge1 = EL->EdgeListValue (j);
372 OrEdge2 = EL->EdgeListValue (j < NbEdge ? j + 1 : 1);
373 Handle(StepShape_EdgeCurve) EC1 =
374 Handle(StepShape_EdgeCurve)::DownCast (OrEdge1->EdgeElement());
375 Handle(StepShape_EdgeCurve) EC2 =
376 Handle(StepShape_EdgeCurve)::DownCast (OrEdge2->EdgeElement());
377 if (EC1.IsNull() || EC2.IsNull()) // see #29979
382 Handle(StepShape_Vertex) Vs1, Vs2, Vs11, Vs22;
383 Vs1 = (OrEdge1->Orientation() ? EC1->EdgeEnd() : EC1->EdgeStart());
384 Vs2 = (OrEdge2->Orientation() ? EC2->EdgeStart() : EC2->EdgeEnd());
386 Vs11 = (OrEdge1->Orientation() ? EC1->EdgeStart() : EC1->EdgeEnd());
387 Vs22 = (OrEdge2->Orientation() ? EC2->EdgeEnd() : EC2->EdgeStart());
389 if ((Vs1 == Vs2) || (Vs1 == Vs22) || (Vs2 == Vs11) || (Vs22 == Vs11)) continue;
391 StepToTopoDS_TranslateVertex myTranVertex1 (Vs1, aTool, NMTool);
392 StepToTopoDS_TranslateVertex myTranVertex2 (Vs2, aTool, NMTool);
394 TopoDS_Vertex V1, V2;
395 if (myTranVertex1.IsDone())
396 V1 = TopoDS::Vertex (myTranVertex1.Value());
397 if (myTranVertex2.IsDone())
398 V2 = TopoDS::Vertex (myTranVertex2.Value());
399 if (V1.IsNull() || V2.IsNull()) continue; // not treated
400 if (V1.IsSame(V2)) continue; // OK
402 gp_Pnt p1 = BRep_Tool::Pnt(V1);
403 gp_Pnt p2 = BRep_Tool::Pnt(V2);
404 Standard_Boolean locFixed = Standard_True;
405 if (p1.Distance(p2) <= preci) {
406 if (! aTool.IsBound (EC1)) aTool.Bind (Vs1, V2);
407 else if (! aTool.IsBound (EC2)) aTool.Bind (Vs2, V1);
408 else locFixed = Standard_False;
410 else locFixed = Standard_False;
411 if (locFixed) TP->AddWarning(EL, "Adjacent edges do not have common vertex; set confused");
412 else TP->AddWarning(EL, "Adjacent edges are not connected");
415 // -----------------------------------------------
416 // Iteration on each Oriented Edge of the EdgeLoop
417 // -----------------------------------------------
419 for (j=1; j<=NbEdge; j++) {
421 Standard_Boolean ThereIsLikeSeam = Standard_False;
424 std::cout << " Processing Edge :" << j << std::endl;
427 OrEdge1 = EL->EdgeListValue(j);
429 // see bug #29979: oriented edge contains another oriented edge
430 if (OrEdge1->EdgeElement()->IsKind (STANDARD_TYPE(StepShape_OrientedEdge)))
431 OrEdge1 = Handle(StepShape_OrientedEdge)::DownCast (OrEdge1->EdgeElement());
433 Handle(StepShape_EdgeCurve) EC = Handle(StepShape_EdgeCurve)::DownCast(OrEdge1->EdgeElement());
443 StepToTopoDS_TranslateEdge myTranEdge;
445 myTranEdge.SetPrecision(preci);
446 myTranEdge.SetMaxTol(MaxTol());
447 myTranEdge.Init(OrEdge1, aTool, NMTool);
449 if (myTranEdge.IsDone()) {
451 E = TopoDS::Edge(myTranEdge.Value());
452 if (E.IsNull()) continue; // NULL, on saute
454 Handle(StepGeom_Curve) C = EC->EdgeGeometry();
456 if (OrEdge1->Orientation() && EC->SameSense())
457 E.Orientation(TopAbs_FORWARD);
458 else if (!OrEdge1->Orientation() && !EC->SameSense())
459 E.Orientation(TopAbs_FORWARD);
460 else E.Orientation(TopAbs_REVERSED);
462 isSeam = isLikeSeam = Standard_False;
464 // ------------------------------------------
465 // Map the StepEdge parametric representation
466 // ------------------------------------------
468 // --------------------------------------------
469 // CASE 1 : The Edge Geometry is of Pcurve Type
470 // --------------------------------------------
473 aTool.ComputePCurve(Standard_True);
474 hasPcurve = Standard_False;
476 else if (C->IsKind(STANDARD_TYPE(StepGeom_Pcurve))) {
477 Handle(StepGeom_Pcurve) StepPCurve = Handle(StepGeom_Pcurve)::DownCast(C);
478 C2d = myTranEdge.MakePCurve(StepPCurve, ConvSurf);
480 aTool.AddContinuity(C2d);
483 // -----------------------------------------
484 // CASE 2 : The curve is a SurfaceCurve i.e.
485 // - a 3D Curve (mandatory)
486 // - 2 PCurveOrSurface
487 // If modepcurve = 3, PCurve are ignored here
488 // -----------------------------------------
490 else if (modepcurve == 3) {
491 aTool.ComputePCurve(Standard_True);
492 hasPcurve = Standard_False;
494 else if (C->IsKind(STANDARD_TYPE(StepGeom_SurfaceCurve))) {
495 // recouvre les cas SeamCurve et IntersectionCurve
497 Handle(StepGeom_SurfaceCurve) SurfCurve =
498 Handle(StepGeom_SurfaceCurve)::DownCast(C);
500 Handle(StepGeom_Pcurve) StepPCurve, StepPCurve1, StepPCurve2;
501 Standard_Integer lastpcurve = StepToTopoDS_GeometricTool::PCurve(SurfCurve, StepSurf, StepPCurve, 0);
502 hasPcurve = !StepPCurve.IsNull();
504 // De toute facon, on recalcule
506 if (isPlane) hasPcurve = Standard_False;
508 // -------------------------------------------
509 // --- Special Mapping Cases : ---
510 // --- the SurfaceCurve is a SeamCurve ---
511 // --- or is like a seam curve ---
512 // --- (see CATIA cylinder) ---
513 // -------------------------------------------
514 isLikeSeam = StepToTopoDS_GeometricTool::IsLikeSeam(SurfCurve, StepSurf, EC, EL);
516 isSeam = StepToTopoDS_GeometricTool::IsSeamCurve(SurfCurve, StepSurf, EC, EL);
518 if (isSeam || isLikeSeam) {
519 // isLikeSeam = Two faces on the same Surface
520 StepPCurve1 = SurfCurve->AssociatedGeometryValue(1).Pcurve();
521 StepPCurve2 = SurfCurve->AssociatedGeometryValue(2).Pcurve();
522 if (StepPCurve1.IsNull() || StepPCurve2.IsNull()) hasPcurve = Standard_False; //smh : BUC60810
524 C2d1 = myTranEdge.MakePCurve(StepPCurve1, ConvSurf);
525 C2d2 = myTranEdge.MakePCurve(StepPCurve2, ConvSurf);
526 hasPcurve = (!C2d1.IsNull() && !C2d2.IsNull());
531 ThereIsLikeSeam = Standard_True;
532 hasPcurve = Standard_True;
535 else if (hasPcurve) {
536 // GeometricTool : Pcurve a retourne StepPCurve
537 while (lastpcurve > 0) {
538 C2d1 = myTranEdge.MakePCurve(StepPCurve, ConvSurf);
540 TP->AddWarning(EC, "Incorrect pcurve is not translated. Pcurve definition is not correct");
541 hasPcurve = Standard_False;
545 lastpcurve = StepToTopoDS_GeometricTool::PCurve(SurfCurve, StepSurf, StepPCurve, lastpcurve);
547 aTool.AddContinuity(C2d);
551 // The edge geometry has no 2D representation
552 aTool.ComputePCurve(Standard_True);
556 // ----------------------------------------------------------
557 // CASE 3 : The EdgeCurve Geometry is not a Pcurve
558 // nor a SurfaceCurve (i.e. it is a single 3D curve)
559 // ----------------------------------------------------------
562 aTool.ComputePCurve(Standard_True);
563 hasPcurve = Standard_False;
566 // ----------------------------------
567 // update the edge with the pcurve(s)
568 // ----------------------------------
570 if (hasPcurve && (isSeam || ThereIsLikeSeam)) {
572 // -----------------------------------------------------------
573 // The Edge is a Seam Edge : The pcurve wich is FORWARD has to
575 // -----------------------------------------------------------
577 if ((!C2d1.IsNull()) && (!C2d2.IsNull())) {
578 TopAbs_Orientation CumulO, EdgeO, WireO, FaceO;
579 EdgeO = E.Orientation();
580 if (ForwardWire) WireO = TopAbs_FORWARD;
581 else WireO = TopAbs_REVERSED;
582 if (sameSense) FaceO = TopAbs_FORWARD;
583 else FaceO = TopAbs_REVERSED;
585 CumulO = TopAbs::Compose(EdgeO, WireO);
586 CumulO = TopAbs::Compose(CumulO, FaceO);
588 Standard_Boolean ForwardEdge = (CumulO == TopAbs_FORWARD);
590 Standard_Integer forwardPC =
591 ShapeAnalysis_Curve().SelectForwardSeam(C2d1, C2d2);
592 if (forwardPC == 0) {
593 TP->AddFail(EC, " Seam curve not mapped");
594 done = Standard_False;
595 myError = StepToTopoDS_TranslateEdgeLoopOther;
598 else if (!ForwardEdge) forwardPC = 3 - forwardPC; // inverser 1-2
600 if (forwardPC == 1) {
602 // When the edge is a Seam, it is better to find the topological
603 // trimming right now.
604 // Remarque : pour bien faire, il faudrait, si necessaire, recalculer
605 // les trois courbes de maniere a ce qu`elles soient
606 // immediatement Same Range et Same Parameter.
607 B.UpdateEdge(E, C2d1, C2d2, Face, 0.);
608 //:S4136 FindParameter(C2d1, C2d2, E, Face, preci);
611 B.UpdateEdge(E, C2d1, Face, 0.); //preci
615 // When the edge is a Seam, it is better to find the topological
616 // trimming right now.
617 B.UpdateEdge(E, C2d2, C2d1, Face, 0.);
618 //:S4136 FindParameter(C2d1, C2d2, E, Face, preci);
621 B.UpdateEdge(E, C2d2, Face, 0.);
625 TP->AddFail(EC, " Seam curve not mapped");
626 done = Standard_False;
627 myError = StepToTopoDS_TranslateEdgeLoopOther;
633 // ---------------------------
634 // The Edge is a "normal" edge
635 // ---------------------------
638 if (!C2d.IsNull() && !isLikeSeam) {
639 B.UpdateEdge(E, C2d, Face, 0.);
642 TP->AddFail(EC, " Edge: Trimming of 2D curve failed");
643 done = Standard_False;
644 myError = StepToTopoDS_TranslateEdgeLoopOther;
651 TP->AddFail(EC, " an Edge not mapped");
652 done = Standard_False;
653 myError = StepToTopoDS_TranslateEdgeLoopOther;
656 else { // The Edge is Not mapped => switch to next wire ?
657 TP->AddFail(EC," an Edge not mapped");
658 done = Standard_False;
659 myError = StepToTopoDS_TranslateEdgeLoopOther;
662 if (done) B.Add (W, E); // on le fait ici. Sauf si erreur rencontree ... !
664 Handle(StepShape_Vertex) Vs1, Vs2;
665 Vs1 = EC->EdgeStart();
667 if (!Vs1.IsNull() && !Vs2.IsNull() && Vs1==Vs2) {
668 done = Standard_True;
669 TP->AddFail(EL, " Edge with equal vertices failed, scipped");
674 // The EdgeLoop is binded in the Wire
677 TP->AddFail(EL, "At least one edge failed : wire not done");
680 W.Closed (BRep_Tool::IsClosed (W));
683 // ----------------------------------------------
684 // Computes the 2D parameter of Vertices on Edges
685 // ----------------------------------------------
686 //pdn compute parameter of Vertices using projecting
687 if (!aTool.ComputePCurve())
688 for (TopoDS_Iterator EdgeIt(W);EdgeIt.More();EdgeIt.Next()) {
689 TopoDS_Edge edge = TopoDS::Edge(EdgeIt.Value());
690 Handle(ShapeFix_EdgeProjAux) myEdgePro = ShapeAlgo::AlgoContainer()->ToolContainer()->EdgeProjAux();
691 myEdgePro->Init (Face, edge);
692 myEdgePro->Compute(preci);
693 if (myEdgePro->IsFirstDone() && myEdgePro->IsLastDone()) {
694 if (Abs (myEdgePro->FirstParam() - myEdgePro->LastParam()) < Precision::PConfusion())
696 B.Range(edge, Face, myEdgePro->FirstParam(), myEdgePro->LastParam());
699 RemoveSinglePCurve(edge, Face);
701 std::cout <<"Removing after prj"<<std::endl;
707 myError = StepToTopoDS_TranslateEdgeLoopDone;
708 done = Standard_True;
709 // Check des PCurves SYSTEMATIQUE, s il n y en a que quelques unes
710 CheckPCurves (W, Face, isPlane, preci);
716 // ============================================================================
718 // Purpose : Return the mapped Shape
719 // ============================================================================
721 const TopoDS_Shape& StepToTopoDS_TranslateEdgeLoop::Value() const
723 StdFail_NotDone_Raise_if (!done, "StepToTopoDS_TranslateEdgeLoop::Value() - no result");
727 // ============================================================================
729 // Purpose : Return the TranslateEdgeLoop error
730 // ============================================================================
732 StepToTopoDS_TranslateEdgeLoopError StepToTopoDS_TranslateEdgeLoop::Error() const