1 // Copyright (C) 2007-2014 CEA/DEN, EDF R&D, OPEN CASCADE
3 // Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
6 // This library is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU Lesser General Public
8 // License as published by the Free Software Foundation; either
9 // version 2.1 of the License, or (at your option) any later version.
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // Lesser General Public License for more details.
16 // You should have received a copy of the GNU Lesser General Public
17 // License along with this library; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
23 #include <GEOMImpl_ShapeDriver.hxx>
25 #include <GEOMImpl_IIsoline.hxx>
26 #include <GEOMImpl_IShapes.hxx>
27 #include <GEOMImpl_IVector.hxx>
28 #include <GEOMImpl_Types.hxx>
29 #include <GEOMImpl_Block6Explorer.hxx>
31 #include <GEOM_Function.hxx>
32 #include <GEOMUtils_Hatcher.hxx>
35 #include <ShapeFix_Wire.hxx>
36 #include <ShapeFix_Edge.hxx>
37 #include <ShapeFix_Shape.hxx>
39 #include <BRep_Builder.hxx>
40 #include <BRep_Tool.hxx>
41 #include <BRepAdaptor_Curve.hxx>
42 #include <BRepAlgo_FaceRestrictor.hxx>
43 #include <BRepBuilderAPI_Copy.hxx>
44 #include <BRepBuilderAPI_Sewing.hxx>
45 #include <BRepBuilderAPI_MakeWire.hxx>
46 #include <BRepBuilderAPI_MakeEdge.hxx>
47 #include <BRepBuilderAPI_MakeSolid.hxx>
48 #include <BRepCheck.hxx>
49 #include <BRepCheck_Analyzer.hxx>
50 #include <BRepCheck_Shell.hxx>
51 #include <BRepClass3d_SolidClassifier.hxx>
52 #include <BRepLib.hxx>
53 #include <BRepLib_MakeEdge.hxx>
54 #include <BRepTools_WireExplorer.hxx>
56 #include <ShapeAnalysis.hxx>
57 #include <ShapeAnalysis_FreeBounds.hxx>
61 #include <TopExp_Explorer.hxx>
63 #include <TopoDS_Shape.hxx>
64 #include <TopoDS_Edge.hxx>
65 #include <TopoDS_Wire.hxx>
66 #include <TopoDS_Shell.hxx>
67 #include <TopoDS_Solid.hxx>
68 #include <TopoDS_Compound.hxx>
69 #include <TopoDS_Iterator.hxx>
71 #include <TopTools_MapOfShape.hxx>
72 #include <TopTools_HSequenceOfShape.hxx>
76 #include <GCPnts_AbscissaPoint.hxx>
78 #include <Geom_TrimmedCurve.hxx>
79 #include <Geom_Surface.hxx>
80 #include <GeomAbs_CurveType.hxx>
81 #include <GeomConvert_CompCurveToBSplineCurve.hxx>
82 #include <GeomConvert.hxx>
83 #include <GeomLProp.hxx>
85 #include <TColStd_SequenceOfReal.hxx>
86 #include <TColStd_HSequenceOfTransient.hxx>
87 #include <TColStd_Array1OfReal.hxx>
88 #include <TColGeom_SequenceOfCurve.hxx>
89 #include <TColGeom_Array1OfBSplineCurve.hxx>
90 #include <TColGeom_HArray1OfBSplineCurve.hxx>
92 #include <Precision.hxx>
94 #include <Standard_NullObject.hxx>
95 #include <Standard_TypeMismatch.hxx>
96 #include <Standard_ConstructionError.hxx>
98 // Uncomment this definition to check if type of created shape is the same
99 // as expected. For further details please see the Mantis issue
100 // http://salome.mantis.opencascade.com/view.php?id=22674
101 //#define RESULT_TYPE_CHECK
103 //modified by NIZNHY-PKV Wed Dec 28 13:48:20 2011f
105 // void KeepEdgesOrder(const Handle(TopTools_HSequenceOfShape)& aEdges,
106 // const Handle(TopTools_HSequenceOfShape)& aWires);
107 //modified by NIZNHY-PKV Wed Dec 28 13:48:23 2011t
109 //=======================================================================
112 //=======================================================================
113 const Standard_GUID& GEOMImpl_ShapeDriver::GetID()
115 static Standard_GUID aShapeDriver("FF1BBB54-5D14-4df2-980B-3A668264EA16");
120 //=======================================================================
121 //function : GEOMImpl_ShapeDriver
123 //=======================================================================
124 GEOMImpl_ShapeDriver::GEOMImpl_ShapeDriver()
128 //=======================================================================
131 //=======================================================================
132 Standard_Integer GEOMImpl_ShapeDriver::Execute(TFunction_Logbook& log) const
134 if (Label().IsNull()) return 0;
135 Handle(GEOM_Function) aFunction = GEOM_Function::GetFunction(Label());
137 GEOMImpl_IShapes aCI (aFunction);
138 Standard_Integer aType = aFunction->GetType();
141 TCollection_AsciiString aWarning;
142 #ifdef RESULT_TYPE_CHECK
143 TopAbs_ShapeEnum anExpectedType = TopAbs_SHAPE;
148 if (aType == WIRE_EDGES) {
149 #ifdef RESULT_TYPE_CHECK
150 anExpectedType = TopAbs_WIRE;
153 Handle(TColStd_HSequenceOfTransient) aShapes = aCI.GetShapes();
155 Standard_Real aTolerance = aCI.GetTolerance();
156 if (aTolerance < Precision::Confusion())
157 aTolerance = Precision::Confusion();
159 aShape = MakeWireFromEdges(aShapes, aTolerance);
161 else if (aType == FACE_WIRE) {
162 #ifdef RESULT_TYPE_CHECK
163 anExpectedType = TopAbs_FACE;
166 Handle(GEOM_Function) aRefBase = aCI.GetBase();
167 TopoDS_Shape aShapeBase = aRefBase->GetValue();
168 if (aShapeBase.IsNull()) Standard_NullObject::Raise("Argument Shape is null");
170 if (aShapeBase.ShapeType() == TopAbs_WIRE) {
171 W = TopoDS::Wire(aShapeBase);
172 // check the wire is closed
173 TopoDS_Vertex aV1, aV2;
174 TopExp::Vertices(W, aV1, aV2);
175 if ( !aV1.IsNull() && !aV2.IsNull() && aV1.IsSame(aV2) )
176 aShapeBase.Closed(true);
178 Standard_NullObject::Raise
179 ("Shape for face construction is not closed");
181 else if (aShapeBase.ShapeType() == TopAbs_EDGE && aShapeBase.Closed()) {
182 BRepBuilderAPI_MakeWire MW;
183 MW.Add(TopoDS::Edge(aShapeBase));
185 Standard_ConstructionError::Raise("Wire construction failed");
190 Standard_NullObject::Raise
191 ("Shape for face construction is neither a wire nor a closed edge");
193 aWarning = GEOMImpl_Block6Explorer::MakeFace(W, aCI.GetIsPlanar(), aShape);
194 if (aShape.IsNull()) {
195 Standard_ConstructionError::Raise("Face construction failed");
198 else if (aType == FACE_WIRES) {
199 #ifdef RESULT_TYPE_CHECK
200 anExpectedType = TopAbs_FACE;
203 // Try to build a face from a set of wires and edges
206 Handle(TColStd_HSequenceOfTransient) aShapes = aCI.GetShapes();
207 int nbshapes = aShapes->Length();
209 Standard_ConstructionError::Raise("No wires or edges given");
212 // 1. Extract all edges from the given arguments
213 TopTools_MapOfShape aMapEdges;
214 Handle(TopTools_HSequenceOfShape) aSeqEdgesIn = new TopTools_HSequenceOfShape;
216 for (ind = 1; ind <= nbshapes; ind++) {
217 Handle(GEOM_Function) aRefSh_i = Handle(GEOM_Function)::DownCast(aShapes->Value(ind));
218 TopoDS_Shape aSh_i = aRefSh_i->GetValue();
220 TopExp_Explorer anExpE_i (aSh_i, TopAbs_EDGE);
221 for (; anExpE_i.More(); anExpE_i.Next()) {
222 if (aMapEdges.Add(anExpE_i.Current())) {
223 aSeqEdgesIn->Append(anExpE_i.Current());
228 // 2. Connect edges to wires of maximum length
229 Handle(TopTools_HSequenceOfShape) aSeqWiresOut;
230 ShapeAnalysis_FreeBounds::ConnectEdgesToWires(aSeqEdgesIn, Precision::Confusion(),
231 /*shared*/Standard_False, aSeqWiresOut);
232 //modified by NIZNHY-PKV Wed Dec 28 13:46:55 2011f
233 //KeepEdgesOrder(aSeqEdgesIn, aSeqWiresOut);
234 //modified by NIZNHY-PKV Wed Dec 28 13:46:59 2011t
236 // 3. Separate closed wires
237 Handle(TopTools_HSequenceOfShape) aSeqClosedWires = new TopTools_HSequenceOfShape;
238 Handle(TopTools_HSequenceOfShape) aSeqOpenWires = new TopTools_HSequenceOfShape;
239 for (ind = 1; ind <= aSeqWiresOut->Length(); ind++) {
240 if (aSeqWiresOut->Value(ind).Closed())
241 aSeqClosedWires->Append(aSeqWiresOut->Value(ind));
243 aSeqOpenWires->Append(aSeqWiresOut->Value(ind));
246 if (aSeqClosedWires->Length() < 1) {
247 Standard_ConstructionError::Raise
248 ("There is no closed contour can be built from the given arguments");
251 // 4. Build a face / list of faces from all the obtained closed wires
255 TopoDS_Wire aW1 = TopoDS::Wire(aSeqClosedWires->Value(1));
256 aWarning = GEOMImpl_Block6Explorer::MakeFace(aW1, aCI.GetIsPlanar(), aFFace);
257 if (aFFace.IsNull()) {
258 Standard_ConstructionError::Raise("Face construction failed");
261 // 4.b. Add other wires
262 if (aSeqClosedWires->Length() == 1) {
267 BRep_Builder aBuilder;
268 aBuilder.MakeCompound(C);
269 BRepAlgo_FaceRestrictor FR;
271 TopAbs_Orientation OriF = aFFace.Orientation();
272 TopoDS_Shape aLocalS = aFFace.Oriented(TopAbs_FORWARD);
273 FR.Init(TopoDS::Face(aLocalS), Standard_False, Standard_True);
275 for (ind = 1; ind <= aSeqClosedWires->Length(); ind++) {
276 TopoDS_Wire aW = TopoDS::Wire(aSeqClosedWires->Value(ind));
285 for (; FR.More(); FR.Next()) {
286 aFace = FR.Current().Oriented(OriF);
287 aBuilder.Add(C, aFace);
298 // 5. Add all open wires to the result
299 if (aSeqOpenWires->Length() > 0) {
300 //Standard_ConstructionError::Raise("There are some open wires");
302 BRep_Builder aBuilder;
303 if (aSeqClosedWires->Length() == 1) {
304 aBuilder.MakeCompound(C);
305 aBuilder.Add(C, aShape);
308 C = TopoDS::Compound(aShape);
311 for (ind = 1; ind <= aSeqOpenWires->Length(); ind++) {
312 aBuilder.Add(C, aSeqOpenWires->Value(ind));
318 else if (aType == SHELL_FACES) {
319 #ifdef RESULT_TYPE_CHECK
320 anExpectedType = TopAbs_SHELL;
323 Handle(TColStd_HSequenceOfTransient) aShapes = aCI.GetShapes();
324 unsigned int ind, nbshapes = aShapes->Length();
327 BRepBuilderAPI_Sewing aSewing (Precision::Confusion()*10.0);
328 for (ind = 1; ind <= nbshapes; ind++) {
329 Handle(GEOM_Function) aRefShape = Handle(GEOM_Function)::DownCast(aShapes->Value(ind));
330 TopoDS_Shape aShape_i = aRefShape->GetValue();
331 if (aShape_i.IsNull()) {
332 Standard_NullObject::Raise("Face for shell construction is null");
334 aSewing.Add(aShape_i);
339 TopoDS_Shape sh = aSewing.SewedShape();
341 if (sh.ShapeType()==TopAbs_FACE && nbshapes==1) {
342 // case for creation of shell from one face - PAL12722 (skl 26.06.2006)
349 //TopExp_Explorer exp (aSewing.SewedShape(), TopAbs_SHELL);
350 TopExp_Explorer exp (sh, TopAbs_SHELL);
351 Standard_Integer ish = 0;
352 for (; exp.More(); exp.Next()) {
353 aShape = exp.Current();
358 // try the case of one face (Mantis issue 0021809)
359 TopExp_Explorer expF (sh, TopAbs_FACE);
360 Standard_Integer ifa = 0;
361 for (; expF.More(); expF.Next()) {
362 aShape = expF.Current();
373 aShape = aSewing.SewedShape();
379 else if (aType == SOLID_SHELL) {
380 #ifdef RESULT_TYPE_CHECK
381 anExpectedType = TopAbs_SOLID;
384 Handle(GEOM_Function) aRefShell = aCI.GetBase();
385 TopoDS_Shape aShapeShell = aRefShell->GetValue();
386 if (!aShapeShell.IsNull() && aShapeShell.ShapeType() == TopAbs_COMPOUND) {
387 TopoDS_Iterator It (aShapeShell, Standard_True, Standard_True);
388 if (It.More()) aShapeShell = It.Value();
390 if (aShapeShell.IsNull() || aShapeShell.ShapeType() != TopAbs_SHELL) {
391 Standard_NullObject::Raise("Shape for solid construction is null or not a shell");
394 BRepCheck_Shell chkShell(TopoDS::Shell(aShapeShell));
395 if (chkShell.Closed() == BRepCheck_NotClosed) return 0;
399 B.Add(Sol, aShapeShell);
400 BRepClass3d_SolidClassifier SC (Sol);
401 SC.PerformInfinitePoint(Precision::Confusion());
402 if (SC.State() == TopAbs_IN) {
404 B.Add(Sol, aShapeShell.Reversed());
410 else if (aType == SOLID_SHELLS) {
411 #ifdef RESULT_TYPE_CHECK
412 anExpectedType = TopAbs_SOLID;
415 Handle(TColStd_HSequenceOfTransient) aShapes = aCI.GetShapes();
416 unsigned int ind, nbshapes = aShapes->Length();
417 Standard_Integer ish = 0;
418 BRepBuilderAPI_MakeSolid aMkSolid;
421 for (ind = 1; ind <= nbshapes; ind++) {
422 Handle(GEOM_Function) aRefShape = Handle(GEOM_Function)::DownCast(aShapes->Value(ind));
423 TopoDS_Shape aShapeShell = aRefShape->GetValue();
424 if (aShapeShell.IsNull()) {
425 Standard_NullObject::Raise("Shell for solid construction is null");
427 if (aShapeShell.ShapeType() == TopAbs_COMPOUND) {
428 TopoDS_Iterator It (aShapeShell, Standard_True, Standard_True);
429 if (It.More()) aShapeShell = It.Value();
431 if (aShapeShell.ShapeType() == TopAbs_SHELL) {
432 aMkSolid.Add(TopoDS::Shell(aShapeShell));
436 if (ish == 0 || !aMkSolid.IsDone()) return 0;
438 TopoDS_Solid Sol = aMkSolid.Solid();
439 BRepClass3d_SolidClassifier SC (Sol);
440 SC.PerformInfinitePoint(Precision::Confusion());
441 if (SC.State() == TopAbs_IN)
442 aShape = Sol.Reversed();
446 else if (aType == COMPOUND_SHAPES) {
447 #ifdef RESULT_TYPE_CHECK
448 anExpectedType = TopAbs_COMPOUND;
451 Handle(TColStd_HSequenceOfTransient) aShapes = aCI.GetShapes();
452 unsigned int ind, nbshapes = aShapes->Length();
457 for (ind = 1; ind <= nbshapes; ind++) {
458 Handle(GEOM_Function) aRefShape = Handle(GEOM_Function)::DownCast(aShapes->Value(ind));
459 TopoDS_Shape aShape_i = aRefShape->GetValue();
460 if (aShape_i.IsNull()) {
461 Standard_NullObject::Raise("Shape for compound construction is null");
470 else if (aType == REVERSE_ORIENTATION) {
471 Handle(GEOM_Function) aRefShape = aCI.GetBase();
472 TopoDS_Shape aShape_i = aRefShape->GetValue();
473 if (aShape_i.IsNull()) {
474 Standard_NullObject::Raise("Shape for reverse is null");
477 BRepBuilderAPI_Copy Copy(aShape_i);
478 if( Copy.IsDone() ) {
479 TopoDS_Shape tds = Copy.Shape();
481 Standard_ConstructionError::Raise("Orientation aborted : Can not reverse the shape");
484 if( tds.Orientation() == TopAbs_FORWARD)
485 tds.Orientation(TopAbs_REVERSED);
487 tds.Orientation(TopAbs_FORWARD);
493 else if (aType == EDGE_WIRE) {
494 #ifdef RESULT_TYPE_CHECK
495 anExpectedType = TopAbs_EDGE;
498 Handle(GEOM_Function) aRefBase = aCI.GetBase();
499 TopoDS_Shape aWire = aRefBase->GetValue();
500 Standard_Real LinTol = aCI.GetTolerance();
501 Standard_Real AngTol = aCI.GetAngularTolerance();
502 if (aWire.IsNull()) Standard_NullObject::Raise("Argument Wire is null");
504 aShape = MakeEdgeFromWire(aWire, LinTol, AngTol);
506 else if (aType == EDGE_CURVE_LENGTH) {
507 #ifdef RESULT_TYPE_CHECK
508 anExpectedType = TopAbs_EDGE;
511 GEOMImpl_IVector aVI (aFunction);
514 Handle(GEOM_Function) aRefCurve = aVI.GetPoint1();
515 if (aRefCurve.IsNull()) Standard_NullObject::Raise("Argument Curve is null");
516 TopoDS_Shape aRefShape1 = aRefCurve->GetValue();
517 if (aRefShape1.ShapeType() != TopAbs_EDGE) {
518 Standard_TypeMismatch::Raise
519 ("Edge On Curve creation aborted : curve shape is not an edge");
521 TopoDS_Edge aRefEdge = TopoDS::Edge(aRefShape1);
522 TopoDS_Vertex V1, V2;
523 TopExp::Vertices(aRefEdge, V1, V2, Standard_True);
526 TopoDS_Vertex aRefVertex;
527 Handle(GEOM_Function) aRefPoint = aVI.GetPoint2();
528 if (aRefPoint.IsNull()) {
532 TopoDS_Shape aRefShape2 = aRefPoint->GetValue();
533 if (aRefShape2.ShapeType() != TopAbs_VERTEX) {
534 Standard_TypeMismatch::Raise
535 ("Edge On Curve creation aborted : start point shape is not a vertex");
537 aRefVertex = TopoDS::Vertex(aRefShape2);
539 gp_Pnt aRefPnt = BRep_Tool::Pnt(aRefVertex);
542 Standard_Real aLength = aVI.GetParameter();
543 //Standard_Real aCurveLength = IntTools::Length(aRefEdge);
544 //if (aLength > aCurveLength) {
545 // Standard_ConstructionError::Raise
546 // ("Edge On Curve creation aborted : given length is greater than edges length");
548 if (fabs(aLength) < Precision::Confusion()) {
549 Standard_ConstructionError::Raise
550 ("Edge On Curve creation aborted : given length is smaller than Precision::Confusion()");
554 Standard_Real UFirst, ULast;
555 Handle(Geom_Curve) EdgeCurve = BRep_Tool::Curve(aRefEdge, UFirst, ULast);
556 Handle(Geom_Curve) ReOrientedCurve = EdgeCurve;
558 Standard_Real dU = ULast - UFirst;
559 Standard_Real par1 = UFirst + 0.1 * dU;
560 Standard_Real par2 = ULast - 0.1 * dU;
562 gp_Pnt P1 = EdgeCurve->Value(par1);
563 gp_Pnt P2 = EdgeCurve->Value(par2);
565 if (aRefPnt.SquareDistance(P2) < aRefPnt.SquareDistance(P1)) {
566 ReOrientedCurve = EdgeCurve->Reversed();
567 UFirst = EdgeCurve->ReversedParameter(ULast);
570 // Get the point by length
571 GeomAdaptor_Curve AdapCurve = GeomAdaptor_Curve(ReOrientedCurve);
572 GCPnts_AbscissaPoint anAbsPnt (AdapCurve, aLength, UFirst);
573 Standard_Real aParam = anAbsPnt.Parameter();
575 if (AdapCurve.IsClosed() && aLength < 0.0) {
576 Standard_Real aTmp = aParam;
581 BRepBuilderAPI_MakeEdge aME (ReOrientedCurve, UFirst, aParam);
583 aShape = aME.Shape();
584 } else if (aType == SHAPE_ISOLINE) {
585 #ifdef RESULT_TYPE_CHECK
586 anExpectedType = TopAbs_EDGE;
589 GEOMImpl_IIsoline aII (aFunction);
590 Handle(GEOM_Function) aRefFace = aII.GetFace();
591 TopoDS_Shape aShapeFace = aRefFace->GetValue();
593 if (aShapeFace.ShapeType() == TopAbs_FACE) {
594 TopoDS_Face aFace = TopoDS::Face(aShapeFace);
595 bool isUIso = aII.GetIsUIso();
596 Standard_Real aParam = aII.GetParameter();
597 Standard_Real U1,U2,V1,V2;
599 // Construct a real geometric parameter.
600 aFace.Orientation(TopAbs_FORWARD);
601 ShapeAnalysis::GetFaceUVBounds(aFace,U1,U2,V1,V2);
604 aParam = U1 + (U2 - U1)*aParam;
606 aParam = V1 + (V2 - V1)*aParam;
609 aShape = MakeIsoline(aFace, isUIso, aParam);
611 Standard_NullObject::Raise
612 ("Shape for isoline construction is not a face");
618 if (aShape.IsNull()) return 0;
620 // Check shape validity
621 BRepCheck_Analyzer ana (aShape, false);
622 if (!ana.IsValid()) {
623 //Standard_ConstructionError::Raise("Algorithm have produced an invalid shape result");
624 // For Mantis issue 0021772: EDF 2336 GEOM: Non valid face created from two circles
625 Handle(ShapeFix_Shape) aSfs = new ShapeFix_Shape (aShape);
627 aShape = aSfs->Shape();
630 #ifdef RESULT_TYPE_CHECK
631 // Check if the result shape type is compatible with the expected.
632 const TopAbs_ShapeEnum aShType = aShape.ShapeType();
634 if (anExpectedType != TopAbs_SHAPE && anExpectedType != aShType) {
635 if (aShType == TopAbs_COMPOUND) {
636 // The result is compound. Check its sub-shapes.
637 TopoDS_Iterator anIter(aShape);
639 if (!anIter.More()) {
640 // The result is an empty compound.
641 Standard_ConstructionError::Raise("Result type check failed");
644 for (; anIter.More(); anIter.Next()) {
645 const TopAbs_ShapeEnum aSubType = anIter.Value().ShapeType();
647 if (anExpectedType != aSubType) {
648 // There is an incompatible type.
649 Standard_ConstructionError::Raise("Result type check failed");
653 // There is an incompatible type.
654 Standard_ConstructionError::Raise("Result type check failed");
659 aFunction->SetValue(aShape);
661 log.SetTouched(Label());
663 if (!aWarning.IsEmpty())
664 Standard_Failure::Raise(aWarning.ToCString());
669 TopoDS_Wire GEOMImpl_ShapeDriver::MakeWireFromEdges(const Handle(TColStd_HSequenceOfTransient)& theEdgesFuncs,
670 const Standard_Real theTolerance)
678 for (unsigned int ind = 1; ind <= theEdgesFuncs->Length(); ind++) {
679 Handle(GEOM_Function) aRefShape = Handle(GEOM_Function)::DownCast(theEdgesFuncs->Value(ind));
680 TopoDS_Shape aShape_i = aRefShape->GetValue();
681 if (aShape_i.IsNull()) {
682 Standard_NullObject::Raise("Shape for wire construction is null");
684 if (aShape_i.ShapeType() == TopAbs_EDGE || aShape_i.ShapeType() == TopAbs_WIRE) {
685 TopExp_Explorer exp (aShape_i, TopAbs_EDGE);
686 for (; exp.More(); exp.Next())
687 B.Add(aWire, TopoDS::Edge(exp.Current()));
689 Standard_TypeMismatch::Raise
690 ("Shape for wire construction is neither an edge nor a wire");
695 Handle(ShapeFix_Wire) aFW = new ShapeFix_Wire;
699 if (aFW->StatusReorder(ShapeExtend_FAIL1)) {
700 Standard_ConstructionError::Raise("Wire construction failed: several loops detected");
702 else if (aFW->StatusReorder(ShapeExtend_FAIL)) {
703 Standard_ConstructionError::Raise("Wire construction failed");
708 // IMP 0019766: Building a Wire from unconnected edges by introducing a tolerance
709 aFW->ClosedWireMode() = Standard_False;
710 aFW->FixConnected(theTolerance);
711 if (aFW->StatusConnected(ShapeExtend_FAIL)) {
712 Standard_ConstructionError::Raise("Wire construction failed: cannot build connected wire");
715 if (aFW->StatusConnected(ShapeExtend_DONE3)) {
716 // Confused with <prec> but not Analyzer.Precision(), set the same
717 aFW->FixGapsByRangesMode() = Standard_True;
718 if (aFW->FixGaps3d()) {
719 Handle(ShapeExtend_WireData) sbwd = aFW->WireData();
720 Handle(ShapeFix_Edge) aFe = new ShapeFix_Edge;
721 for (Standard_Integer iedge = 1; iedge <= sbwd->NbEdges(); iedge++) {
722 TopoDS_Edge aEdge = TopoDS::Edge(sbwd->Edge(iedge));
723 aFe->FixVertexTolerance(aEdge);
724 aFe->FixSameParameter(aEdge);
727 else if (aFW->StatusGaps3d(ShapeExtend_FAIL)) {
728 Standard_ConstructionError::Raise("Wire construction failed: cannot fix 3d gaps");
731 aWire = aFW->WireAPIMake();
736 TopoDS_Edge GEOMImpl_ShapeDriver::MakeEdgeFromWire(const TopoDS_Shape& aWire,
737 const Standard_Real LinTol,
738 const Standard_Real AngTol)
742 BRepLib::BuildCurves3d(aWire);
743 Handle(ShapeFix_Shape) Fixer = new ShapeFix_Shape(aWire);
744 Fixer->SetPrecision(LinTol);
745 Fixer->SetMaxTolerance(LinTol);
747 TopoDS_Wire theWire = TopoDS::Wire(Fixer->Shape());
749 TColGeom_SequenceOfCurve CurveSeq;
750 TopTools_SequenceOfShape LocSeq;
751 TColStd_SequenceOfReal FparSeq;
752 TColStd_SequenceOfReal LparSeq;
753 TColStd_SequenceOfReal TolSeq;
754 GeomAbs_CurveType CurType;
755 TopoDS_Vertex FirstVertex, LastVertex;
757 BRepTools_WireExplorer wexp(theWire) ;
758 for (; wexp.More(); wexp.Next())
760 TopoDS_Edge anEdge = wexp.Current();
761 Standard_Real fpar, lpar;
762 TopLoc_Location aLoc;
763 Handle(Geom_Curve) aCurve = BRep_Tool::Curve(anEdge, aLoc, fpar, lpar);
767 BRepAdaptor_Curve BAcurve(anEdge);
768 GeomAbs_CurveType aType = BAcurve.GetType();
770 Handle(Geom_Curve) aBasisCurve = BAcurve.Curve().Curve();
772 if (aBasisCurve->IsPeriodic())
773 ElCLib::AdjustPeriodic(aBasisCurve->FirstParameter(), aBasisCurve->LastParameter(),
774 Precision::PConfusion(), fpar, lpar);
776 if (CurveSeq.IsEmpty())
778 CurveSeq.Append(aCurve);
779 TopoDS_Shape aLocShape;
780 aLocShape.Location(aLoc);
781 aLocShape.Orientation(wexp.Orientation());
782 LocSeq.Append(aLocShape);
783 FparSeq.Append(fpar);
784 LparSeq.Append(lpar);
786 FirstVertex = wexp.CurrentVertex();
790 Standard_Boolean Done = Standard_False;
791 Standard_Real NewFpar, NewLpar;
792 GeomAdaptor_Curve GAprevcurve(CurveSeq.Last());
793 TopoDS_Vertex CurVertex = wexp.CurrentVertex();
794 TopoDS_Vertex CurFirstVer = TopExp::FirstVertex(anEdge);
795 TopAbs_Orientation ConnectByOrigin = (CurVertex.IsSame(CurFirstVer))? TopAbs_FORWARD : TopAbs_REVERSED;
796 if (aCurve == CurveSeq.Last())
800 if (aBasisCurve->IsPeriodic())
802 if (NewLpar < NewFpar)
803 NewLpar += aBasisCurve->Period();
804 if (ConnectByOrigin == TopAbs_FORWARD)
805 ElCLib::AdjustPeriodic(FparSeq.Last(),
806 FparSeq.Last() + aBasisCurve->Period(),
807 Precision::PConfusion(), NewFpar, NewLpar);
809 ElCLib::AdjustPeriodic(FparSeq.Last() - aBasisCurve->Period(),
811 Precision::PConfusion(), NewFpar, NewLpar);
813 Done = Standard_True;
815 else if (aType == CurType &&
816 aType != GeomAbs_BezierCurve &&
817 aType != GeomAbs_BSplineCurve &&
818 aType != GeomAbs_OtherCurve)
824 gp_Lin aLine = BAcurve.Line();
825 gp_Lin PrevLine = GAprevcurve.Line();
826 if (aLine.Contains(PrevLine.Location(), LinTol) &&
827 aLine.Direction().IsParallel(PrevLine.Direction(), AngTol))
829 gp_Pnt P1 = ElCLib::Value(fpar, aLine);
830 gp_Pnt P2 = ElCLib::Value(lpar, aLine);
831 NewFpar = ElCLib::Parameter(PrevLine, P1);
832 NewLpar = ElCLib::Parameter(PrevLine, P2);
833 if (NewLpar < NewFpar)
835 Standard_Real MemNewFpar = NewFpar;
837 NewLpar = MemNewFpar;
838 ConnectByOrigin = TopAbs::Reverse(ConnectByOrigin);
840 Done = Standard_True;
846 gp_Circ aCircle = BAcurve.Circle();
847 gp_Circ PrevCircle = GAprevcurve.Circle();
848 if (aCircle.Location().Distance(PrevCircle.Location()) <= LinTol &&
849 Abs(aCircle.Radius() - PrevCircle.Radius()) <= LinTol &&
850 aCircle.Axis().IsParallel(PrevCircle.Axis(), AngTol))
852 if (aCircle.Axis().Direction() * PrevCircle.Axis().Direction() < 0.)
854 Standard_Real memfpar = fpar;
857 ConnectByOrigin = TopAbs::Reverse(ConnectByOrigin);
859 gp_Pnt P1 = ElCLib::Value(fpar, aCircle);
860 gp_Pnt P2 = ElCLib::Value(lpar, aCircle);
861 NewFpar = ElCLib::Parameter(PrevCircle, P1);
862 NewLpar = ElCLib::Parameter(PrevCircle, P2);
863 if (NewLpar < NewFpar)
865 //Standard_Real MemNewFpar = NewFpar, MemNewLpar = NewLpar;
866 if (ConnectByOrigin == TopAbs_FORWARD)
867 ElCLib::AdjustPeriodic(FparSeq.Last(),
868 FparSeq.Last() + 2.*M_PI,
869 Precision::PConfusion(), NewFpar, NewLpar);
871 ElCLib::AdjustPeriodic(FparSeq.Last() - 2.*M_PI,
873 Precision::PConfusion(), NewFpar, NewLpar);
874 Done = Standard_True;
878 case GeomAbs_Ellipse:
880 gp_Elips anEllipse = BAcurve.Ellipse();
881 gp_Elips PrevEllipse = GAprevcurve.Ellipse();
882 if (anEllipse.Focus1().Distance(PrevEllipse.Focus1()) <= LinTol &&
883 anEllipse.Focus2().Distance(PrevEllipse.Focus2()) <= LinTol &&
884 Abs(anEllipse.MajorRadius() - PrevEllipse.MajorRadius()) <= LinTol &&
885 Abs(anEllipse.MinorRadius() - PrevEllipse.MinorRadius()) <= LinTol &&
886 anEllipse.Axis().IsParallel(PrevEllipse.Axis(), AngTol))
888 if (anEllipse.Axis().Direction() * PrevEllipse.Axis().Direction() < 0.)
890 Standard_Real memfpar = fpar;
893 ConnectByOrigin = TopAbs::Reverse(ConnectByOrigin);
895 gp_Pnt P1 = ElCLib::Value(fpar, anEllipse);
896 gp_Pnt P2 = ElCLib::Value(lpar, anEllipse);
897 NewFpar = ElCLib::Parameter(PrevEllipse, P1);
898 NewLpar = ElCLib::Parameter(PrevEllipse, P2);
899 if (NewLpar < NewFpar)
901 if (ConnectByOrigin == TopAbs_FORWARD)
902 ElCLib::AdjustPeriodic(FparSeq.Last(),
903 FparSeq.Last() + 2.*M_PI,
904 Precision::PConfusion(), NewFpar, NewLpar);
906 ElCLib::AdjustPeriodic(FparSeq.Last() - 2.*M_PI,
908 Precision::PConfusion(), NewFpar, NewLpar);
909 Done = Standard_True;
913 case GeomAbs_Hyperbola:
915 gp_Hypr aHypr = BAcurve.Hyperbola();
916 gp_Hypr PrevHypr = GAprevcurve.Hyperbola();
917 if (aHypr.Focus1().Distance(PrevHypr.Focus1()) <= LinTol &&
918 aHypr.Focus2().Distance(PrevHypr.Focus2()) <= LinTol &&
919 Abs(aHypr.MajorRadius() - PrevHypr.MajorRadius()) <= LinTol &&
920 Abs(aHypr.MinorRadius() - PrevHypr.MinorRadius()) <= LinTol &&
921 aHypr.Axis().IsParallel(PrevHypr.Axis(), AngTol))
923 gp_Pnt P1 = ElCLib::Value(fpar, aHypr);
924 gp_Pnt P2 = ElCLib::Value(lpar, aHypr);
925 NewFpar = ElCLib::Parameter(PrevHypr, P1);
926 NewLpar = ElCLib::Parameter(PrevHypr, P2);
927 if (NewLpar < NewFpar)
929 Standard_Real MemNewFpar = NewFpar;
931 NewLpar = MemNewFpar;
932 ConnectByOrigin = TopAbs::Reverse(ConnectByOrigin);
934 Done = Standard_True;
938 case GeomAbs_Parabola:
940 gp_Parab aParab = BAcurve.Parabola();
941 gp_Parab PrevParab = GAprevcurve.Parabola();
942 if (aParab.Location().Distance(PrevParab.Location()) <= LinTol &&
943 aParab.Focus().Distance(PrevParab.Focus()) <= LinTol &&
944 Abs(aParab.Focal() - PrevParab.Focal()) <= LinTol &&
945 aParab.Axis().IsParallel(PrevParab.Axis(), AngTol))
947 gp_Pnt P1 = ElCLib::Value(fpar, aParab);
948 gp_Pnt P2 = ElCLib::Value(lpar, aParab);
949 NewFpar = ElCLib::Parameter(PrevParab, P1);
950 NewLpar = ElCLib::Parameter(PrevParab, P2);
951 if (NewLpar < NewFpar)
953 Standard_Real MemNewFpar = NewFpar;
955 NewLpar = MemNewFpar;
956 ConnectByOrigin = TopAbs::Reverse(ConnectByOrigin);
958 Done = Standard_True;
962 } //end of switch (aType)
963 } // end of else if (aType == CurType && ...
966 if (NewFpar < FparSeq.Last())
967 FparSeq(FparSeq.Length()) = NewFpar;
969 LparSeq(LparSeq.Length()) = NewLpar;
973 CurveSeq.Append(aCurve);
974 TopoDS_Shape aLocShape;
975 aLocShape.Location(aLoc);
976 aLocShape.Orientation(wexp.Orientation());
977 LocSeq.Append(aLocShape);
978 FparSeq.Append(fpar);
979 LparSeq.Append(lpar);
980 TolSeq.Append(BRep_Tool::Tolerance(CurVertex));
983 } // end of else (CurveSeq.IsEmpty()) -> not first time
984 } // end for (; wexp.More(); wexp.Next())
986 LastVertex = wexp.CurrentVertex();
987 TolSeq.Append(BRep_Tool::Tolerance(LastVertex));
989 FirstVertex.Orientation(TopAbs_FORWARD);
990 LastVertex.Orientation(TopAbs_REVERSED);
992 if (!CurveSeq.IsEmpty())
994 Standard_Integer nb_curve = CurveSeq.Length(); //number of curves
995 TColGeom_Array1OfBSplineCurve tab(0,nb_curve-1); //array of the curves
996 TColStd_Array1OfReal tabtolvertex(0,nb_curve-1); //(0,nb_curve-2); //array of the tolerances
1002 for (i = 1; i <= nb_curve; i++)
1004 if (CurveSeq(i)->IsInstance(STANDARD_TYPE(Geom_TrimmedCurve)))
1005 CurveSeq(i) = (*((Handle(Geom_TrimmedCurve)*)&(CurveSeq(i))))->BasisCurve();
1007 Handle(Geom_TrimmedCurve) aTrCurve = new Geom_TrimmedCurve(CurveSeq(i), FparSeq(i), LparSeq(i));
1008 tab(i-1) = GeomConvert::CurveToBSplineCurve(aTrCurve);
1009 tab(i-1)->Transform(LocSeq(i).Location().Transformation());
1010 GeomConvert::C0BSplineToC1BSplineCurve(tab(i-1), Precision::Confusion());
1011 if (LocSeq(i).Orientation() == TopAbs_REVERSED)
1012 tab(i-1)->Reverse();
1015 //char* name = new char[100];
1016 //sprintf(name, "c%d", i);
1017 //DrawTrSurf::Set(name, tab(i-1));
1020 tabtolvertex(i-2) = TolSeq(i-1);
1021 } // end for (i = 1; i <= nb_curve; i++)
1022 tabtolvertex(nb_curve-1) = TolSeq(TolSeq.Length());
1024 Standard_Boolean closed_flag = Standard_False;
1025 Standard_Real closed_tolerance = 0.;
1026 if (FirstVertex.IsSame(LastVertex) &&
1027 GeomLProp::Continuity(tab(0), tab(nb_curve-1),
1028 tab(0)->FirstParameter(),
1029 tab(nb_curve-1)->LastParameter(),
1030 Standard_False, Standard_False, LinTol, AngTol) >= GeomAbs_G1)
1032 closed_flag = Standard_True ;
1033 closed_tolerance = BRep_Tool::Tolerance(FirstVertex);
1036 Handle(TColGeom_HArray1OfBSplineCurve) concatcurve; //array of the concatenated curves
1037 Handle(TColStd_HArray1OfInteger) ArrayOfIndices; //array of the remining Vertex
1038 GeomConvert::ConcatC1(tab,
1043 closed_tolerance); //C1 concatenation
1045 if (concatcurve->Length() > 1)
1047 GeomConvert_CompCurveToBSplineCurve Concat(concatcurve->Value(concatcurve->Lower()));
1049 for (i = concatcurve->Lower()+1; i <= concatcurve->Upper(); i++)
1050 Concat.Add( concatcurve->Value(i), LinTol, Standard_True );
1052 concatcurve->SetValue(concatcurve->Lower(), Concat.BSplineCurve());
1054 // rnc : prevents the driver from building an edge without C1 continuity
1055 if (concatcurve->Value(concatcurve->Lower())->Continuity()==GeomAbs_C0){
1056 Standard_ConstructionError::Raise("Construction aborted : The given Wire has sharp bends between some Edges, no valid Edge can be built");
1059 Standard_Boolean isValidEndVtx = Standard_True;
1062 // Check if closed curve is reordered.
1063 Handle(Geom_Curve) aCurve = concatcurve->Value(concatcurve->Lower());
1064 Standard_Real aFPar = aCurve->FirstParameter();
1066 gp_Pnt aPntVtx = BRep_Tool::Pnt(FirstVertex);
1067 Standard_Real aTolVtx = BRep_Tool::Tolerance(FirstVertex);
1069 aCurve->D0(aFPar, aPFirst);
1071 if (!aPFirst.IsEqual(aPntVtx, aTolVtx)) {
1072 // The curve is reordered. Find the new first and last vertices.
1073 TopTools_IndexedMapOfShape aMapVtx;
1074 TopExp::MapShapes(theWire, TopAbs_VERTEX, aMapVtx);
1076 const Standard_Integer aNbVtx = aMapVtx.Extent();
1077 Standard_Integer iVtx;
1079 for (iVtx = 1; iVtx <= aNbVtx; iVtx++) {
1080 const TopoDS_Vertex aVtx = TopoDS::Vertex(aMapVtx.FindKey(iVtx));
1081 const gp_Pnt aPnt = BRep_Tool::Pnt(aVtx);
1082 const Standard_Real aTol = BRep_Tool::Tolerance(aVtx);
1084 if (aPFirst.IsEqual(aPnt, aTol)) {
1085 // The coinsident vertex is found.
1088 FirstVertex.Orientation(TopAbs_FORWARD);
1089 LastVertex.Orientation(TopAbs_REVERSED);
1094 if (iVtx > aNbVtx) {
1095 // It is necessary to create new vertices.
1096 isValidEndVtx = Standard_False;
1101 if (isValidEndVtx) {
1102 ResEdge = BRepLib_MakeEdge(concatcurve->Value(concatcurve->Lower()),
1103 FirstVertex, LastVertex,
1104 concatcurve->Value(concatcurve->Lower())->FirstParameter(),
1105 concatcurve->Value(concatcurve->Lower())->LastParameter());
1107 ResEdge = BRepLib_MakeEdge(concatcurve->Value(concatcurve->Lower()),
1108 concatcurve->Value(concatcurve->Lower())->FirstParameter(),
1109 concatcurve->Value(concatcurve->Lower())->LastParameter());
1114 if (CurveSeq(1)->IsInstance(STANDARD_TYPE(Geom_TrimmedCurve)))
1115 CurveSeq(1) = (*((Handle(Geom_TrimmedCurve)*)&(CurveSeq(1))))->BasisCurve();
1117 Handle(Geom_Curve) aNewCurve =
1118 Handle(Geom_Curve)::DownCast(CurveSeq(1)->Copy());
1120 aNewCurve->Transform(LocSeq(1).Location().Transformation());
1122 if (LocSeq(1).Orientation() == TopAbs_REVERSED) {
1123 const TopoDS_Vertex aVtxTmp = FirstVertex;
1125 FirstVertex = LastVertex;
1126 LastVertex = aVtxTmp;
1127 FirstVertex.Orientation(TopAbs_FORWARD);
1128 LastVertex.Orientation(TopAbs_REVERSED);
1131 ResEdge = BRepLib_MakeEdge(aNewCurve,
1132 FirstVertex, LastVertex,
1133 FparSeq(1), LparSeq(1));
1135 if (LocSeq(1).Orientation() == TopAbs_REVERSED) {
1144 //=============================================================================
1146 * \brief Returns an isoline for a face.
1148 //=============================================================================
1150 TopoDS_Shape GEOMImpl_ShapeDriver::MakeIsoline
1151 (const TopoDS_Face &theFace,
1153 const double theParameter) const
1155 TopoDS_Shape aResult;
1156 GEOMUtils_Hatcher aHatcher(theFace);
1157 const GeomAbs_IsoType aType = (IsUIso ? GeomAbs_IsoU : GeomAbs_IsoV);
1159 aHatcher.Init(aType, theParameter);
1162 if (!aHatcher.IsDone()) {
1163 Standard_ConstructionError::Raise("MakeIsoline : Hatcher failure");
1166 const Handle(TColStd_HArray1OfInteger) &anIndices =
1167 (IsUIso ? aHatcher.GetUIndices() : aHatcher.GetVIndices());
1169 if (anIndices.IsNull()) {
1170 Standard_ConstructionError::Raise("MakeIsoline : Null hatching indices");
1173 const Standard_Integer anIsoInd = anIndices->Lower();
1174 const Standard_Integer aHatchingIndex = anIndices->Value(anIsoInd);
1176 if (aHatchingIndex == 0) {
1177 Standard_ConstructionError::Raise("MakeIsoline : Invalid hatching index");
1180 const Standard_Integer aNbDomains =
1181 aHatcher.GetNbDomains(aHatchingIndex);
1183 if (aNbDomains < 0) {
1184 Standard_ConstructionError::Raise("MakeIsoline : Invalid number of domains");
1187 // The hatching is performed successfully. Create the 3d Curve.
1188 Handle(Geom_Surface) aSurface = BRep_Tool::Surface(theFace);
1189 Handle(Geom_Curve) anIsoCurve = (IsUIso ?
1190 aSurface->UIso(theParameter) : aSurface->VIso(theParameter));
1191 Handle(Geom2d_Curve) aPIsoCurve =
1192 aHatcher.GetHatching(aHatchingIndex);
1193 const Standard_Real aTol = Precision::Confusion();
1194 Standard_Integer anIDom = 1;
1197 BRep_Builder aBuilder;
1198 Standard_Integer aNbEdges = 0;
1200 for (; anIDom <= aNbDomains; anIDom++) {
1201 if (aHatcher.GetDomain(aHatchingIndex, anIDom, aV1, aV2)) {
1202 // Check first and last parameters.
1203 if (!aHatcher.IsDomainInfinite(aHatchingIndex, anIDom)) {
1205 TopoDS_Edge anEdge = BRepBuilderAPI_MakeEdge(anIsoCurve, aV1, aV2);
1207 // Update it with a parametric curve on face.
1208 aBuilder.UpdateEdge(anEdge, aPIsoCurve, theFace, aTol);
1212 // Result is a compond.
1213 if (aNbEdges == 2) {
1214 // Create a new compound.
1215 TopoDS_Compound aCompound;
1217 aBuilder.MakeCompound(aCompound);
1218 aBuilder.Add(aCompound, aResult);
1219 aResult = aCompound;
1222 // Add an edge to the compound.
1223 aBuilder.Add(aResult, anEdge);
1225 // Result is the edge.
1232 if (aNbEdges == 0) {
1233 Standard_ConstructionError::Raise("MakeIsoline : Empty result");
1239 //================================================================================
1241 * \brief Returns a name of creation operation and names and values of creation parameters
1243 //================================================================================
1245 bool GEOMImpl_ShapeDriver::
1246 GetCreationInformation(std::string& theOperationName,
1247 std::vector<GEOM_Param>& theParams)
1249 if (Label().IsNull()) return 0;
1250 Handle(GEOM_Function) function = GEOM_Function::GetFunction(Label());
1252 GEOMImpl_IShapes aCI( function );
1253 Standard_Integer aType = function->GetType();
1257 theOperationName = "WIRE";
1258 AddParam( theParams, "Wires/edges", aCI.GetShapes() );
1259 AddParam( theParams, "Tolerance", aCI.GetTolerance() );
1262 theOperationName = "FACE";
1263 AddParam( theParams, "Wire/edge", aCI.GetBase() );
1264 AddParam( theParams, "Is planar wanted", aCI.GetIsPlanar() );
1267 theOperationName = "FACE";
1268 AddParam( theParams, "Wires/edges", aCI.GetShapes() );
1269 AddParam( theParams, "Is planar wanted", aCI.GetIsPlanar() );
1272 theOperationName = "SHELL";
1273 AddParam( theParams, "Objects", aCI.GetShapes() );
1277 theOperationName = "SOLID";
1278 AddParam( theParams, "Objects", aCI.GetShapes() );
1280 case COMPOUND_SHAPES:
1281 theOperationName = "COMPOUND";
1282 AddParam( theParams, "Objects", aCI.GetShapes() );
1285 theOperationName = "EDGE";
1286 AddParam( theParams, "Wire", aCI.GetBase() );
1287 AddParam( theParams, "Linear Tolerance", aCI.GetTolerance() );
1288 AddParam( theParams, "Angular Tolerance", aCI.GetAngularTolerance() );
1290 case EDGE_CURVE_LENGTH:
1291 theOperationName = "EDGE";
1293 GEOMImpl_IVector aCI( function );
1294 AddParam( theParams, "Edge", aCI.GetPoint1() );
1295 AddParam( theParams, "Start point", aCI.GetPoint2() );
1296 AddParam( theParams, "Length", aCI.GetParameter() );
1299 case SHAPES_ON_SHAPE:
1301 theOperationName = "GetShapesOnShapeAsCompound";
1302 Handle(TColStd_HSequenceOfTransient) shapes = aCI.GetShapes();
1303 if ( !shapes.IsNull() && shapes->Length() > 0 )
1304 AddParam( theParams, "Check shape", shapes->Value(1) );
1305 if ( !shapes.IsNull() && shapes->Length() > 1 )
1306 AddParam( theParams, "Shape", shapes->Value(2) );
1307 AddParam( theParams, "Shape type", TopAbs_ShapeEnum( aCI.GetSubShapeType() ));
1308 AddParam( theParams, "State", TopAbs_State((int) aCI.GetTolerance() ));
1313 GEOMImpl_IIsoline aII (function);
1315 theOperationName = "ISOLINE";
1316 AddParam(theParams, "Face", aII.GetFace());
1317 AddParam(theParams, "Isoline type", (aII.GetIsUIso() ? "U" : "V"));
1318 AddParam(theParams, "Parameter", aII.GetParameter());
1328 IMPLEMENT_STANDARD_HANDLE (GEOMImpl_ShapeDriver,GEOM_BaseDriver);
1329 IMPLEMENT_STANDARD_RTTIEXT (GEOMImpl_ShapeDriver,GEOM_BaseDriver);
1331 //modified by NIZNHY-PKV Wed Dec 28 13:48:31 2011f
1332 #include <TopoDS_Iterator.hxx>
1333 #include <TopTools_HSequenceOfShape.hxx>
1334 #include <ShapeAnalysis_FreeBounds.hxx>
1335 #include <TopTools_MapOfShape.hxx>
1336 #include <TopTools_MapOfOrientedShape.hxx>
1337 #include <BRep_Builder.hxx>
1338 #include <TopoDS_Wire.hxx>
1340 //=======================================================================
1341 //function : KeepEdgesOrder
1343 //=======================================================================
1345 void KeepEdgesOrder(const Handle(TopTools_HSequenceOfShape)& aEdges,
1346 const Handle(TopTools_HSequenceOfShape)& aWires)
1348 Standard_Integer aNbWires, aNbEdges;
1350 if (aEdges.IsNull()) {
1354 if (aWires.IsNull()) {
1358 aNbEdges=aEdges->Length();
1359 aNbWires=aWires->Length();
1360 if (!aNbEdges || !aNbWires) {
1364 Standard_Boolean bClosed;
1365 Standard_Integer i, j;
1367 TopoDS_Iterator aIt;
1369 TopTools_MapOfOrientedShape aMEx;
1371 for (i=1; i<=aNbWires; ++i) {
1372 const TopoDS_Shape& aWx=aWires->Value(i);
1375 aIt.Initialize (aWx);
1376 for (; aIt.More(); aIt.Next()) {
1377 const TopoDS_Shape& aEx=aIt.Value();
1382 for (j=1; j<=aNbEdges; ++j) {
1383 const TopoDS_Shape& aE=aEdges->Value(j);
1384 if (aMEx.Contains(aE)) {
1389 bClosed=aWx.Closed();
1390 aWy.Closed(bClosed);
1392 aWires->Append(aWy);
1393 }// for (i=1; i<=aNbWires; ++i) {
1395 aWires->Remove(1, aNbWires);
1398 //modified by NIZNHY-PKV Wed Dec 28 13:48:34 2011t