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0026440: Invalid shape as a result of solid construction in BRepOffset_MakeOffset
Fixed degeneration in wall building in thicksolid mode. Minor correction. Test cases for issue CR26440
This commit is contained in:
aml
bugmaster
parent
d18c1ac06e
commit
a8704c363d
@ -109,6 +109,8 @@
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#include <TopTools_MapIteratorOfMapOfShape.hxx>
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#include <TopTools_MapOfShape.hxx>
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#include <TopTools_SequenceOfShape.hxx>
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#include <BRepBuilderAPI_Sewing.hxx>
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#include <Geom_Line.hxx>
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#include <stdio.h>
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// POP for NT
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@ -524,6 +526,7 @@ void BRepOffset_MakeOffset::Initialize(const TopoDS_Shape& S,
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myJoin = Join;
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myThickening = Thickening;
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myDone = Standard_False;
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myIsPerformSewing = Standard_False;
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Clear();
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}
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@ -659,6 +662,7 @@ static void EvalMax(const TopoDS_Shape& S, Standard_Real& Tol)
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}
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}
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//=======================================================================
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//function : MakeOffsetShape
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//purpose :
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@ -778,6 +782,21 @@ void BRepOffset_MakeOffset::MakeOffsetShape()
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CorrectConicalFaces();
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// Result solid should be computed in MakeOffset scope.
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if (myThickening &&
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myIsPerformSewing)
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{
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BRepBuilderAPI_Sewing aSew(myTol);
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aSew.Add(myOffsetShape);
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aSew.Perform();
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myOffsetShape = aSew.SewedShape();
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// Rebuild solid.
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// Offset shape expected to be really closed after sewing.
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myOffsetShape.Closed(Standard_True);
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MakeSolid();
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}
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myDone = Standard_True;
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}
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@ -2491,7 +2510,6 @@ static void UpdateInitOffset (BRepAlgo_Image& myInitOffset,
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//function : MakeMissingWalls
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//purpose :
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//=======================================================================
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void BRepOffset_MakeOffset::MakeMissingWalls ()
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{
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TopTools_DataMapOfShapeListOfShape Contours; //Start vertex + list of connected edges (free boundary)
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@ -2502,361 +2520,416 @@ void BRepOffset_MakeOffset::MakeMissingWalls ()
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TopTools_DataMapIteratorOfDataMapOfShapeListOfShape iter(Contours);
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for (; iter.More(); iter.Next())
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{
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TopoDS_Vertex StartVertex = TopoDS::Vertex(iter.Key());
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TopoDS_Edge StartEdge;
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const TopTools_ListOfShape& aContour = iter.Value();
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TopTools_ListIteratorOfListOfShape itl(aContour);
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Standard_Boolean FirstStep = Standard_True;
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TopoDS_Edge PrevEdge;
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TopoDS_Vertex PrevVertex = StartVertex;
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Standard_Boolean isBuildFromScratch = Standard_False; // Problems with edges.
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for (; itl.More(); itl.Next())
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{
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TopoDS_Vertex StartVertex = TopoDS::Vertex(iter.Key());
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TopoDS_Edge StartEdge;
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const TopTools_ListOfShape& aContour = iter.Value();
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TopTools_ListIteratorOfListOfShape itl(aContour);
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Standard_Boolean FirstStep = Standard_True;
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TopoDS_Edge PrevEdge;
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TopoDS_Vertex PrevVertex = StartVertex;
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for (; itl.More(); itl.Next())
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{
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TopoDS_Edge anEdge = TopoDS::Edge(itl.Value());
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if (!myInitOffsetEdge.HasImage(anEdge))
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continue;
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//if (BRep_Tool::Degenerated(anEdge))
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//continue;
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TopoDS_Face aFace = TopoDS::Face(MapEF(anEdge));
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//TopoDS_Edge OE = TopoDS::Edge(myInitOffsetEdge.Image(anEdge).First());
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TopTools_ListOfShape LOE, LOE2;
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myInitOffsetEdge.LastImage( anEdge, LOE );
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myImageOffset.LastImage( LOE.Last(), LOE2 );
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TopoDS_Edge OE = TopoDS::Edge( LOE2.Last() );
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////////////////////////////////////////////////////////////////////////
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TopoDS_Vertex V1, V2, V3, V4;
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TopExp::Vertices(anEdge, V1, V2/*, Standard_True*/);
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TopExp::Vertices(OE, V4, V3/*, Standard_True*/);
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Standard_Boolean ToReverse = Standard_False;
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if (!V1.IsSame(PrevVertex))
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{
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TopoDS_Vertex aVtx = V1; V1 = V2; V2 = aVtx;
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aVtx = V3; V3 = V4; V4 = aVtx;
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ToReverse = Standard_True;
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}
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//Temporary
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//anEdge.Reverse();
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OE.Orientation(TopAbs::Reverse(anEdge.Orientation()));
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TopoDS_Edge E3, E4;
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if (FirstStep)
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{
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E4 = BRepLib_MakeEdge( V1, V4 );
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StartEdge = E4;
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}
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else
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E4 = PrevEdge;
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Standard_Boolean ArcOnV2 = ((myJoin == GeomAbs_Arc) && (myInitOffsetEdge.HasImage(V2)));
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if (V2.IsSame(StartVertex) && !ArcOnV2)
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E3 = StartEdge;
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else
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E3 = BRepLib_MakeEdge( V2, V3 );
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E4.Reverse();
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TopoDS_Shape localAnEdge = anEdge.Oriented(TopAbs_FORWARD);
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const TopoDS_Edge& anEdgeFWD = TopoDS::Edge(localAnEdge);
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Standard_Real ParV1 = BRep_Tool::Parameter(V1, anEdgeFWD);
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Standard_Real ParV2 = BRep_Tool::Parameter(V2, anEdgeFWD);
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BRep_Builder BB;
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TopoDS_Wire theWire;
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BB.MakeWire(theWire);
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if (ToReverse)
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{
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BB.Add(theWire, anEdge.Reversed());
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BB.Add(theWire, E3.Reversed());
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BB.Add(theWire, OE.Reversed());
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BB.Add(theWire, E4.Reversed());
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}
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else
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{
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BB.Add(theWire, anEdge);
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BB.Add(theWire, E3);
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BB.Add(theWire, OE);
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BB.Add(theWire, E4);
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}
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BRepLib::BuildCurves3d( theWire, myTol );
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theWire.Closed(Standard_True);
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TopoDS_Face NewFace;
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Handle(Geom_Surface) theSurf;
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BRepAdaptor_Curve BAcurve(anEdge);
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BRepAdaptor_Curve BAcurveOE(OE);
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Standard_Real fpar = BAcurve.FirstParameter();
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Standard_Real lpar = BAcurve.LastParameter();
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gp_Pnt PonE = BAcurve.Value(fpar);
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gp_Pnt PonOE = BAcurveOE.Value(fpar);
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gp_Dir OffsetDir = gce_MakeDir( PonE, PonOE );
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Handle(Geom2d_Line) EdgeLine2d, OELine2d, aLine2d, aLine2d2;
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Standard_Boolean IsPlanar = Standard_False;
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if (BAcurve.GetType() == GeomAbs_Circle &&
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BAcurveOE.GetType() == GeomAbs_Circle)
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TopoDS_Edge anEdge = TopoDS::Edge(itl.Value());
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// Check for offset existence.
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if (!myInitOffsetEdge.HasImage(anEdge))
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continue;
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// Check for existence of two different vertices.
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TopTools_ListOfShape LOE, LOE2;
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myInitOffsetEdge.LastImage( anEdge, LOE );
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myImageOffset.LastImage( LOE.Last(), LOE2 );
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TopoDS_Edge OE = TopoDS::Edge( LOE2.Last() );
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TopoDS_Vertex V1, V2, V3, V4;
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TopExp::Vertices(OE, V4, V3);
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TopExp::Vertices(anEdge, V1, V2);
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Standard_Real aF, aL;
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const Handle(Geom_Curve) aC = BRep_Tool::Curve(anEdge, aF, aL);
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if (!aC.IsNull() &&
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(!aC->IsClosed() && !aC->IsPeriodic()))
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{
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gp_Pnt aPntF = BRep_Tool::Pnt(V1);
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gp_Pnt aPntL = BRep_Tool::Pnt(V2);
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Standard_Real aDistE = aPntF.SquareDistance(aPntL);
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if ( aDistE < Precision::SquareConfusion())
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{
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// Bad case: non closed, but vertexes mapped to same 3d point.
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continue;
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}
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Standard_Real anEdgeTol = BRep_Tool::Tolerance(anEdge);
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if (aDistE < anEdgeTol)
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{
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// Potential problems not detected via checkshape.
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gp_Pnt aPntOF = BRep_Tool::Pnt(V4);
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gp_Pnt aPntOL = BRep_Tool::Pnt(V3);
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if (aPntOF.SquareDistance(aPntOL) > gp::Resolution())
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{
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gp_Circ aCirc = BAcurve.Circle();
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gp_Circ aCircOE = BAcurveOE.Circle();
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gp_Lin anAxisLine(aCirc.Axis());
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gp_Dir CircAxisDir = aCirc.Axis().Direction();
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if (aCirc.Axis().IsParallel(aCircOE.Axis(), Precision::Confusion()) &&
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anAxisLine.Contains(aCircOE.Location(), Precision::Confusion()))
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{ //cylinder, plane or cone
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if (Abs(aCirc.Radius() - aCircOE.Radius()) <= Precision::Confusion()) //case of cylinder
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theSurf = GC_MakeCylindricalSurface(aCirc).Value();
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else if (aCirc.Location().Distance(aCircOE.Location()) <= Precision::Confusion()) {//case of plane
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IsPlanar = Standard_True;
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// To avoid computation of complex analytical continuation of Sin / ArcSin.
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Standard_Real aSinValue = Min(2 * anEdgeTol / aPntOF.Distance(aPntOL), 1.0);
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Standard_Real aMaxAngle = Min(Abs(ASin(aSinValue)), M_PI_4); // Maximal angle.
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Standard_Real aCurrentAngle = gp_Vec(aPntF, aPntL).Angle(gp_Vec(aPntOF, aPntOL));
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if (aC->IsKind(STANDARD_TYPE(Geom_Line)) &&
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Abs (aCurrentAngle) > aMaxAngle)
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{
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// anEdge not collinear to offset edge.
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isBuildFromScratch = Standard_True;
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myIsPerformSewing = Standard_True;
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continue;
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}
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}
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}
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}
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Standard_Boolean ToReverse = Standard_False;
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if (!V1.IsSame(PrevVertex))
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{
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TopoDS_Vertex aVtx = V1; V1 = V2; V2 = aVtx;
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aVtx = V3; V3 = V4; V4 = aVtx;
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ToReverse = Standard_True;
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}
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OE.Orientation(TopAbs::Reverse(anEdge.Orientation()));
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TopoDS_Edge E3, E4;
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Standard_Boolean ArcOnV2 = ((myJoin == GeomAbs_Arc) && (myInitOffsetEdge.HasImage(V2)));
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if (FirstStep || isBuildFromScratch)
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{
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E4 = BRepLib_MakeEdge( V1, V4 );
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if (FirstStep)
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StartEdge = E4;
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}
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else
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E4 = PrevEdge;
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if (V2.IsSame(StartVertex) && !ArcOnV2)
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E3 = StartEdge;
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else
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E3 = BRepLib_MakeEdge( V2, V3 );
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E4.Reverse();
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if (isBuildFromScratch)
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{
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E3.Reverse();
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E4.Reverse();
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}
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TopoDS_Shape localAnEdge = anEdge.Oriented(TopAbs_FORWARD);
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const TopoDS_Edge& anEdgeFWD = TopoDS::Edge(localAnEdge);
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Standard_Real ParV1 = BRep_Tool::Parameter(V1, anEdgeFWD);
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Standard_Real ParV2 = BRep_Tool::Parameter(V2, anEdgeFWD);
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BRep_Builder BB;
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TopoDS_Wire theWire;
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BB.MakeWire(theWire);
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if (ToReverse)
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{
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BB.Add(theWire, anEdge.Reversed());
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BB.Add(theWire, E3.Reversed());
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BB.Add(theWire, OE.Reversed());
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BB.Add(theWire, E4.Reversed());
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}
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else
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{
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BB.Add(theWire, anEdge);
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BB.Add(theWire, E3);
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BB.Add(theWire, OE);
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BB.Add(theWire, E4);
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}
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BRepLib::BuildCurves3d( theWire, myTol );
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theWire.Closed(Standard_True);
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TopoDS_Face NewFace;
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Handle(Geom_Surface) theSurf;
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BRepAdaptor_Curve BAcurve(anEdge);
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BRepAdaptor_Curve BAcurveOE(OE);
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Standard_Real fpar = BAcurve.FirstParameter();
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Standard_Real lpar = BAcurve.LastParameter();
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gp_Pnt PonE = BAcurve.Value(fpar);
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gp_Pnt PonOE = BAcurveOE.Value(fpar);
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gp_Dir OffsetDir = gce_MakeDir( PonE, PonOE );
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Handle(Geom2d_Line) EdgeLine2d, OELine2d, aLine2d, aLine2d2;
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Standard_Boolean IsPlanar = Standard_False;
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if (BAcurve.GetType() == GeomAbs_Circle &&
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BAcurveOE.GetType() == GeomAbs_Circle)
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{
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gp_Circ aCirc = BAcurve.Circle();
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gp_Circ aCircOE = BAcurveOE.Circle();
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gp_Lin anAxisLine(aCirc.Axis());
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gp_Dir CircAxisDir = aCirc.Axis().Direction();
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if (aCirc.Axis().IsParallel(aCircOE.Axis(), Precision::Confusion()) &&
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anAxisLine.Contains(aCircOE.Location(), Precision::Confusion()))
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{ //cylinder, plane or cone
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if (Abs(aCirc.Radius() - aCircOE.Radius()) <= Precision::Confusion()) //case of cylinder
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theSurf = GC_MakeCylindricalSurface(aCirc).Value();
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else if (aCirc.Location().Distance(aCircOE.Location()) <= Precision::Confusion()) {//case of plane
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IsPlanar = Standard_True;
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//
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gp_Pnt PonEL = BAcurve.Value(lpar);
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if (PonEL.Distance(PonE) <= Precision::PConfusion()) {
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Standard_Boolean bIsHole;
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TopoDS_Edge aE1, aE2;
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TopoDS_Wire aW1, aW2;
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Handle(Geom_Plane) aPL;
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IntTools_FClass2d aClsf;
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//
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if (aCirc.Radius()>aCircOE.Radius()) {
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aE1 = anEdge;
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aE2 = OE;
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} else {
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aE1 = OE;
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aE2 = anEdge;
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}
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//
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BB.MakeWire(aW1);
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BB.Add(aW1, aE1);
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BB.MakeWire(aW2);
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BB.Add(aW2, aE2);
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//
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aPL = new Geom_Plane(aCirc.Location(), CircAxisDir);
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for (Standard_Integer i = 0; i < 2; ++i) {
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TopoDS_Wire& aW = (i==0) ? aW1 : aW2;
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TopoDS_Edge& aE = (i==0) ? aE1 : aE2;
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//
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gp_Pnt PonEL = BAcurve.Value(lpar);
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if (PonEL.Distance(PonE) <= Precision::PConfusion()) {
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Standard_Boolean bIsHole;
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TopoDS_Edge aE1, aE2;
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TopoDS_Wire aW1, aW2;
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Handle(Geom_Plane) aPL;
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IntTools_FClass2d aClsf;
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//
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if (aCirc.Radius()>aCircOE.Radius()) {
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aE1 = anEdge;
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aE2 = OE;
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} else {
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aE1 = OE;
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aE2 = anEdge;
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}
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//
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BB.MakeWire(aW1);
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BB.Add(aW1, aE1);
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BB.MakeWire(aW2);
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BB.Add(aW2, aE2);
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//
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aPL = new Geom_Plane(aCirc.Location(), CircAxisDir);
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for (Standard_Integer i = 0; i < 2; ++i) {
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TopoDS_Wire& aW = (i==0) ? aW1 : aW2;
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TopoDS_Edge& aE = (i==0) ? aE1 : aE2;
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//
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TopoDS_Face aFace;
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BB.MakeFace(aFace, aPL, Precision::Confusion());
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BB.Add (aFace, aW);
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aClsf.Init(aFace, Precision::Confusion());
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bIsHole=aClsf.IsHole();
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if ((bIsHole && !i) || (!bIsHole && i)) {
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aW.Nullify();
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BB.MakeWire(aW);
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BB.Add(aW, aE.Reversed());
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}
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}
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//
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BB.MakeFace(NewFace, aPL, Precision::Confusion());
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BB.Add(NewFace, aW1);
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BB.Add(NewFace, aW2);
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TopoDS_Face aFace;
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BB.MakeFace(aFace, aPL, Precision::Confusion());
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BB.Add (aFace, aW);
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aClsf.Init(aFace, Precision::Confusion());
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bIsHole=aClsf.IsHole();
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if ((bIsHole && !i) || (!bIsHole && i)) {
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aW.Nullify();
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BB.MakeWire(aW);
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BB.Add(aW, aE.Reversed());
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}
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}
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else //case of cone
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//
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BB.MakeFace(NewFace, aPL, Precision::Confusion());
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BB.Add(NewFace, aW1);
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BB.Add(NewFace, aW2);
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}
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}
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else //case of cone
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{
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gp_Cone theCone = gce_MakeCone(aCirc.Location(), aCircOE.Location(),
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aCirc.Radius(), aCircOE.Radius());
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gp_Ax3 theAx3(aCirc.Position());
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if (CircAxisDir * theCone.Axis().Direction() < 0.)
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{
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theAx3.ZReverse();
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CircAxisDir.Reverse();
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}
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theCone.SetPosition(theAx3);
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theSurf = new Geom_ConicalSurface(theCone);
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}
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if (!IsPlanar) {
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TopLoc_Location Loc;
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EdgeLine2d = new Geom2d_Line(gp_Pnt2d(0., 0.), gp_Dir2d(1., 0.));
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BB.UpdateEdge(anEdge, EdgeLine2d, theSurf, Loc, Precision::Confusion());
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Standard_Real Coeff = (OffsetDir * CircAxisDir > 0.)? 1. : -1.;
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OELine2d = new Geom2d_Line(gp_Pnt2d(0., OffsetVal*Coeff), gp_Dir2d(1., 0.));
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BB.UpdateEdge(OE, OELine2d, theSurf, Loc, Precision::Confusion());
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aLine2d = new Geom2d_Line(gp_Pnt2d(ParV2, 0.), gp_Dir2d(0., Coeff));
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aLine2d2 = new Geom2d_Line(gp_Pnt2d(ParV1, 0.), gp_Dir2d(0., Coeff));
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if (E3.IsSame(E4))
|
||||
{
|
||||
if (Coeff > 0.)
|
||||
BB.UpdateEdge(E3, aLine2d, aLine2d2, theSurf, Loc, Precision::Confusion());
|
||||
else
|
||||
{
|
||||
gp_Cone theCone = gce_MakeCone(aCirc.Location(), aCircOE.Location(),
|
||||
aCirc.Radius(), aCircOE.Radius());
|
||||
gp_Ax3 theAx3(aCirc.Position());
|
||||
if (CircAxisDir * theCone.Axis().Direction() < 0.)
|
||||
{
|
||||
theAx3.ZReverse();
|
||||
CircAxisDir.Reverse();
|
||||
}
|
||||
theCone.SetPosition(theAx3);
|
||||
theSurf = new Geom_ConicalSurface(theCone);
|
||||
BB.UpdateEdge(E3, aLine2d2, aLine2d, theSurf, Loc, Precision::Confusion());
|
||||
theWire.Nullify();
|
||||
BB.MakeWire(theWire);
|
||||
BB.Add(theWire, anEdge.Oriented(TopAbs_REVERSED));
|
||||
BB.Add(theWire, E4);
|
||||
BB.Add(theWire, OE.Oriented(TopAbs_FORWARD));
|
||||
BB.Add(theWire, E3);
|
||||
theWire.Closed(Standard_True);
|
||||
}
|
||||
if (!IsPlanar) {
|
||||
TopLoc_Location Loc;
|
||||
EdgeLine2d = new Geom2d_Line(gp_Pnt2d(0., 0.), gp_Dir2d(1., 0.));
|
||||
BB.UpdateEdge(anEdge, EdgeLine2d, theSurf, Loc, Precision::Confusion());
|
||||
Standard_Real Coeff = (OffsetDir * CircAxisDir > 0.)? 1. : -1.;
|
||||
OELine2d = new Geom2d_Line(gp_Pnt2d(0., OffsetVal*Coeff), gp_Dir2d(1., 0.));
|
||||
BB.UpdateEdge(OE, OELine2d, theSurf, Loc, Precision::Confusion());
|
||||
aLine2d = new Geom2d_Line(gp_Pnt2d(ParV2, 0.), gp_Dir2d(0., Coeff));
|
||||
aLine2d2 = new Geom2d_Line(gp_Pnt2d(ParV1, 0.), gp_Dir2d(0., Coeff));
|
||||
if (E3.IsSame(E4))
|
||||
{
|
||||
if (Coeff > 0.)
|
||||
BB.UpdateEdge(E3, aLine2d, aLine2d2, theSurf, Loc, Precision::Confusion());
|
||||
else
|
||||
{
|
||||
BB.UpdateEdge(E3, aLine2d2, aLine2d, theSurf, Loc, Precision::Confusion());
|
||||
theWire.Nullify();
|
||||
BB.MakeWire(theWire);
|
||||
BB.Add(theWire, anEdge.Oriented(TopAbs_REVERSED));
|
||||
BB.Add(theWire, E4);
|
||||
BB.Add(theWire, OE.Oriented(TopAbs_FORWARD));
|
||||
BB.Add(theWire, E3);
|
||||
theWire.Closed(Standard_True);
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
BB.SameParameter(E3, Standard_False);
|
||||
BB.SameRange(E3, Standard_False);
|
||||
BB.SameParameter(E4, Standard_False);
|
||||
BB.SameRange(E4, Standard_False);
|
||||
BB.UpdateEdge(E3, aLine2d, theSurf, Loc, Precision::Confusion());
|
||||
BB.Range(E3, theSurf, Loc, 0., OffsetVal);
|
||||
BB.UpdateEdge(E4, aLine2d2, theSurf, Loc, Precision::Confusion());
|
||||
BB.Range(E4, theSurf, Loc, 0., OffsetVal);
|
||||
}
|
||||
NewFace = BRepLib_MakeFace(theSurf, theWire);
|
||||
}
|
||||
} //cylinder or cone
|
||||
} //if both edges are arcs of circles
|
||||
if (NewFace.IsNull())
|
||||
{
|
||||
BRepLib_MakeFace MF(theWire, Standard_True); //Only plane
|
||||
if (MF.Error() == BRepLib_FaceDone)
|
||||
{
|
||||
NewFace = MF.Face();
|
||||
IsPlanar = Standard_True;
|
||||
}
|
||||
else //Extrusion (by thrusections)
|
||||
{
|
||||
Handle(Geom_Curve) EdgeCurve = BRep_Tool::Curve(anEdge, fpar, lpar);
|
||||
Handle(Geom_TrimmedCurve) TrEdgeCurve =
|
||||
new Geom_TrimmedCurve( EdgeCurve, fpar, lpar );
|
||||
Standard_Real fparOE, lparOE;
|
||||
Handle(Geom_Curve) OffsetCurve = BRep_Tool::Curve(OE, fparOE, lparOE);
|
||||
Handle(Geom_TrimmedCurve) TrOffsetCurve =
|
||||
new Geom_TrimmedCurve( OffsetCurve, fparOE, lparOE );
|
||||
GeomFill_Generator ThrusecGenerator;
|
||||
ThrusecGenerator.AddCurve( TrEdgeCurve );
|
||||
ThrusecGenerator.AddCurve( TrOffsetCurve );
|
||||
ThrusecGenerator.Perform( Precision::PConfusion() );
|
||||
theSurf = ThrusecGenerator.Surface();
|
||||
//theSurf = new Geom_SurfaceOfLinearExtrusion( TrOffsetCurve, OffsetDir );
|
||||
Standard_Real Uf, Ul, Vf, Vl;
|
||||
theSurf->Bounds(Uf, Ul, Vf, Vl);
|
||||
TopLoc_Location Loc;
|
||||
EdgeLine2d = new Geom2d_Line(gp_Pnt2d(0., Vf), gp_Dir2d(1., 0.));
|
||||
BB.UpdateEdge(anEdge, EdgeLine2d, theSurf, Loc, Precision::Confusion());
|
||||
OELine2d = new Geom2d_Line(gp_Pnt2d(0., Vl), gp_Dir2d(1., 0.));
|
||||
BB.UpdateEdge(OE, OELine2d, theSurf, Loc, Precision::Confusion());
|
||||
Standard_Real UonV1 = (ToReverse)? Ul : Uf;
|
||||
Standard_Real UonV2 = (ToReverse)? Uf : Ul;
|
||||
aLine2d = new Geom2d_Line(gp_Pnt2d(UonV2, 0.), gp_Dir2d(0., 1.));
|
||||
aLine2d2 = new Geom2d_Line(gp_Pnt2d(UonV1, 0.), gp_Dir2d(0., 1.));
|
||||
if (E3.IsSame(E4))
|
||||
{
|
||||
BB.UpdateEdge(E3, aLine2d, aLine2d2, theSurf, Loc, Precision::Confusion());
|
||||
Handle(Geom_Curve) BSplC34 = theSurf->UIso( Uf );
|
||||
BB.UpdateEdge(E3, BSplC34, Precision::Confusion());
|
||||
BB.Range(E3, Vf, Vl);
|
||||
}
|
||||
else
|
||||
{
|
||||
BB.SameParameter(E3, Standard_False);
|
||||
BB.SameRange(E3, Standard_False);
|
||||
BB.SameParameter(E4, Standard_False);
|
||||
BB.SameRange(E4, Standard_False);
|
||||
BB.UpdateEdge(E3, aLine2d, theSurf, Loc, Precision::Confusion());
|
||||
BB.Range(E3, theSurf, Loc, Vf, Vl);
|
||||
BB.UpdateEdge(E4, aLine2d2, theSurf, Loc, Precision::Confusion());
|
||||
BB.Range(E4, theSurf, Loc, Vf, Vl);
|
||||
Handle(Geom_Curve) BSplC3 = theSurf->UIso( UonV2 );
|
||||
BB.UpdateEdge(E3, BSplC3, Precision::Confusion());
|
||||
BB.Range(E3, Vf, Vl, Standard_True); //only for 3d curve
|
||||
Handle(Geom_Curve) BSplC4 = theSurf->UIso( UonV1 );
|
||||
BB.UpdateEdge(E4, BSplC4, Precision::Confusion());
|
||||
BB.Range(E4, Vf, Vl, Standard_True); //only for 3d curve
|
||||
}
|
||||
NewFace = BRepLib_MakeFace(theSurf, theWire);
|
||||
}
|
||||
}
|
||||
if (!IsPlanar)
|
||||
{
|
||||
Standard_Real fparOE = BAcurveOE.FirstParameter();
|
||||
Standard_Real lparOE = BAcurveOE.LastParameter();
|
||||
TopLoc_Location Loc;
|
||||
if (Abs(fpar - fparOE) > Precision::Confusion())
|
||||
{
|
||||
const TopoDS_Edge& anE4 = (ToReverse)? E3 : E4;
|
||||
gp_Pnt2d fp2d = EdgeLine2d->Value(fpar);
|
||||
gp_Pnt2d fp2dOE = OELine2d->Value(fparOE);
|
||||
aLine2d2 = GCE2d_MakeLine( fp2d, fp2dOE ).Value();
|
||||
Handle(Geom_Curve) aCurve;
|
||||
Standard_Real FirstPar = 0., LastPar = fp2d.Distance(fp2dOE);
|
||||
Geom2dAdaptor_Curve AC2d( aLine2d2, FirstPar, LastPar );
|
||||
GeomAdaptor_Surface GAsurf( theSurf );
|
||||
Handle(Geom2dAdaptor_HCurve) HC2d = new Geom2dAdaptor_HCurve( AC2d );
|
||||
Handle(GeomAdaptor_HSurface) HSurf = new GeomAdaptor_HSurface( GAsurf );
|
||||
Adaptor3d_CurveOnSurface ConS( HC2d, HSurf );
|
||||
Standard_Real max_deviation = 0., average_deviation;
|
||||
GeomLib::BuildCurve3d(Precision::Confusion(),
|
||||
ConS, FirstPar, LastPar,
|
||||
aCurve, max_deviation, average_deviation);
|
||||
BB.UpdateEdge( anE4, aCurve, max_deviation );
|
||||
BB.UpdateEdge( anE4, aLine2d2, theSurf, Loc, max_deviation );
|
||||
BB.Range( anE4, FirstPar, LastPar );
|
||||
}
|
||||
if (Abs(lpar - lparOE) > Precision::Confusion())
|
||||
{
|
||||
const TopoDS_Edge& anE3 = (ToReverse)? E4 : E3;
|
||||
gp_Pnt2d lp2d = EdgeLine2d->Value(lpar);
|
||||
gp_Pnt2d lp2dOE = OELine2d->Value(lparOE);
|
||||
aLine2d = GCE2d_MakeLine( lp2d, lp2dOE ).Value();
|
||||
Handle(Geom_Curve) aCurve;
|
||||
Standard_Real FirstPar = 0., LastPar = lp2d.Distance(lp2dOE);
|
||||
Geom2dAdaptor_Curve AC2d( aLine2d, FirstPar, LastPar );
|
||||
GeomAdaptor_Surface GAsurf( theSurf );
|
||||
Handle(Geom2dAdaptor_HCurve) HC2d = new Geom2dAdaptor_HCurve( AC2d );
|
||||
Handle(GeomAdaptor_HSurface) HSurf = new GeomAdaptor_HSurface( GAsurf );
|
||||
Adaptor3d_CurveOnSurface ConS( HC2d, HSurf );
|
||||
Standard_Real max_deviation = 0., average_deviation;
|
||||
GeomLib::BuildCurve3d(Precision::Confusion(),
|
||||
ConS, FirstPar, LastPar,
|
||||
aCurve, max_deviation, average_deviation);
|
||||
BB.UpdateEdge( anE3, aCurve, max_deviation );
|
||||
BB.UpdateEdge( anE3, aLine2d, theSurf, Loc, max_deviation );
|
||||
BB.Range( anE3, FirstPar, LastPar );
|
||||
}
|
||||
}
|
||||
BRepLib::SameParameter(NewFace);
|
||||
BRepTools::Update(NewFace);
|
||||
myWalls.Append(NewFace);
|
||||
if (ArcOnV2)
|
||||
{
|
||||
TopoDS_Edge anArc = TopoDS::Edge(myInitOffsetEdge.Image(V2).First());
|
||||
TopoDS_Vertex arcV1, arcV2;
|
||||
TopExp::Vertices(anArc, arcV1, arcV2);
|
||||
Standard_Boolean ArcReverse = Standard_False;
|
||||
if (!arcV1.IsSame(V3))
|
||||
{
|
||||
TopoDS_Vertex aVtx = arcV1; arcV1 = arcV2; arcV2 = aVtx;
|
||||
ArcReverse = Standard_True;
|
||||
}
|
||||
TopoDS_Edge EA1, EA2;
|
||||
//EA1 = (ToReverse)? E3 : TopoDS::Edge(E3.Reversed());
|
||||
EA1 = E3;
|
||||
EA1.Reverse();
|
||||
if (ToReverse)
|
||||
EA1.Reverse();
|
||||
//////////////////////////////////////////////////////
|
||||
if (V2.IsSame(StartVertex))
|
||||
EA2 = StartEdge;
|
||||
else
|
||||
EA2 = BRepLib_MakeEdge( V2, arcV2 );
|
||||
anArc.Orientation( ((ArcReverse)? TopAbs_REVERSED : TopAbs_FORWARD) );
|
||||
if (EA1.Orientation() == TopAbs_REVERSED)
|
||||
anArc.Reverse();
|
||||
EA2.Orientation(TopAbs::Reverse(EA1.Orientation()));
|
||||
TopoDS_Wire arcWire;
|
||||
BB.MakeWire(arcWire);
|
||||
BB.Add(arcWire, EA1);
|
||||
BB.Add(arcWire, anArc);
|
||||
BB.Add(arcWire, EA2);
|
||||
BRepLib::BuildCurves3d( arcWire, myTol );
|
||||
arcWire.Closed(Standard_True);
|
||||
TopoDS_Face arcFace = BRepLib_MakeFace(arcWire, Standard_True);
|
||||
BRepTools::Update(arcFace);
|
||||
myWalls.Append(arcFace);
|
||||
TopoDS_Shape localEA2 = EA2.Oriented(TopAbs_FORWARD);
|
||||
const TopoDS_Edge& CEA2 = TopoDS::Edge(localEA2);
|
||||
PrevEdge = CEA2;
|
||||
PrevVertex = V2;
|
||||
}
|
||||
else
|
||||
{
|
||||
PrevEdge = E3;
|
||||
PrevVertex = V2;
|
||||
}
|
||||
FirstStep = Standard_False;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
BB.SameParameter(E3, Standard_False);
|
||||
BB.SameRange(E3, Standard_False);
|
||||
BB.SameParameter(E4, Standard_False);
|
||||
BB.SameRange(E4, Standard_False);
|
||||
BB.UpdateEdge(E3, aLine2d, theSurf, Loc, Precision::Confusion());
|
||||
BB.Range(E3, theSurf, Loc, 0., OffsetVal);
|
||||
BB.UpdateEdge(E4, aLine2d2, theSurf, Loc, Precision::Confusion());
|
||||
BB.Range(E4, theSurf, Loc, 0., OffsetVal);
|
||||
}
|
||||
NewFace = BRepLib_MakeFace(theSurf, theWire);
|
||||
}
|
||||
} //cylinder or cone
|
||||
} //if both edges are arcs of circles
|
||||
if (NewFace.IsNull())
|
||||
{
|
||||
BRepLib_MakeFace MF(theWire, Standard_True); //Only plane
|
||||
if (MF.Error() == BRepLib_FaceDone)
|
||||
{
|
||||
NewFace = MF.Face();
|
||||
IsPlanar = Standard_True;
|
||||
}
|
||||
else //Extrusion (by thrusections)
|
||||
{
|
||||
Handle(Geom_Curve) EdgeCurve = BRep_Tool::Curve(anEdge, fpar, lpar);
|
||||
Handle(Geom_TrimmedCurve) TrEdgeCurve =
|
||||
new Geom_TrimmedCurve( EdgeCurve, fpar, lpar );
|
||||
Standard_Real fparOE, lparOE;
|
||||
Handle(Geom_Curve) OffsetCurve = BRep_Tool::Curve(OE, fparOE, lparOE);
|
||||
Handle(Geom_TrimmedCurve) TrOffsetCurve =
|
||||
new Geom_TrimmedCurve( OffsetCurve, fparOE, lparOE );
|
||||
GeomFill_Generator ThrusecGenerator;
|
||||
ThrusecGenerator.AddCurve( TrEdgeCurve );
|
||||
ThrusecGenerator.AddCurve( TrOffsetCurve );
|
||||
ThrusecGenerator.Perform( Precision::PConfusion() );
|
||||
theSurf = ThrusecGenerator.Surface();
|
||||
//theSurf = new Geom_SurfaceOfLinearExtrusion( TrOffsetCurve, OffsetDir );
|
||||
Standard_Real Uf, Ul, Vf, Vl;
|
||||
theSurf->Bounds(Uf, Ul, Vf, Vl);
|
||||
TopLoc_Location Loc;
|
||||
EdgeLine2d = new Geom2d_Line(gp_Pnt2d(0., Vf), gp_Dir2d(1., 0.));
|
||||
BB.UpdateEdge(anEdge, EdgeLine2d, theSurf, Loc, Precision::Confusion());
|
||||
OELine2d = new Geom2d_Line(gp_Pnt2d(0., Vl), gp_Dir2d(1., 0.));
|
||||
BB.UpdateEdge(OE, OELine2d, theSurf, Loc, Precision::Confusion());
|
||||
Standard_Real UonV1 = (ToReverse)? Ul : Uf;
|
||||
Standard_Real UonV2 = (ToReverse)? Uf : Ul;
|
||||
aLine2d = new Geom2d_Line(gp_Pnt2d(UonV2, 0.), gp_Dir2d(0., 1.));
|
||||
aLine2d2 = new Geom2d_Line(gp_Pnt2d(UonV1, 0.), gp_Dir2d(0., 1.));
|
||||
if (E3.IsSame(E4))
|
||||
{
|
||||
BB.UpdateEdge(E3, aLine2d, aLine2d2, theSurf, Loc, Precision::Confusion());
|
||||
Handle(Geom_Curve) BSplC34 = theSurf->UIso( Uf );
|
||||
BB.UpdateEdge(E3, BSplC34, Precision::Confusion());
|
||||
BB.Range(E3, Vf, Vl);
|
||||
}
|
||||
else
|
||||
{
|
||||
BB.SameParameter(E3, Standard_False);
|
||||
BB.SameRange(E3, Standard_False);
|
||||
BB.SameParameter(E4, Standard_False);
|
||||
BB.SameRange(E4, Standard_False);
|
||||
BB.UpdateEdge(E3, aLine2d, theSurf, Loc, Precision::Confusion());
|
||||
BB.Range(E3, theSurf, Loc, Vf, Vl);
|
||||
BB.UpdateEdge(E4, aLine2d2, theSurf, Loc, Precision::Confusion());
|
||||
BB.Range(E4, theSurf, Loc, Vf, Vl);
|
||||
Handle(Geom_Curve) BSplC3 = theSurf->UIso( UonV2 );
|
||||
BB.UpdateEdge(E3, BSplC3, Precision::Confusion());
|
||||
BB.Range(E3, Vf, Vl, Standard_True); //only for 3d curve
|
||||
Handle(Geom_Curve) BSplC4 = theSurf->UIso( UonV1 );
|
||||
BB.UpdateEdge(E4, BSplC4, Precision::Confusion());
|
||||
BB.Range(E4, Vf, Vl, Standard_True); //only for 3d curve
|
||||
}
|
||||
NewFace = BRepLib_MakeFace(theSurf, theWire);
|
||||
}
|
||||
}
|
||||
if (!IsPlanar)
|
||||
{
|
||||
Standard_Real fparOE = BAcurveOE.FirstParameter();
|
||||
Standard_Real lparOE = BAcurveOE.LastParameter();
|
||||
TopLoc_Location Loc;
|
||||
if (Abs(fpar - fparOE) > Precision::Confusion())
|
||||
{
|
||||
const TopoDS_Edge& anE4 = (ToReverse)? E3 : E4;
|
||||
gp_Pnt2d fp2d = EdgeLine2d->Value(fpar);
|
||||
gp_Pnt2d fp2dOE = OELine2d->Value(fparOE);
|
||||
aLine2d2 = GCE2d_MakeLine( fp2d, fp2dOE ).Value();
|
||||
Handle(Geom_Curve) aCurve;
|
||||
Standard_Real FirstPar = 0., LastPar = fp2d.Distance(fp2dOE);
|
||||
Geom2dAdaptor_Curve AC2d( aLine2d2, FirstPar, LastPar );
|
||||
GeomAdaptor_Surface GAsurf( theSurf );
|
||||
Handle(Geom2dAdaptor_HCurve) HC2d = new Geom2dAdaptor_HCurve( AC2d );
|
||||
Handle(GeomAdaptor_HSurface) HSurf = new GeomAdaptor_HSurface( GAsurf );
|
||||
Adaptor3d_CurveOnSurface ConS( HC2d, HSurf );
|
||||
Standard_Real max_deviation = 0., average_deviation;
|
||||
GeomLib::BuildCurve3d(Precision::Confusion(),
|
||||
ConS, FirstPar, LastPar,
|
||||
aCurve, max_deviation, average_deviation);
|
||||
BB.UpdateEdge( anE4, aCurve, max_deviation );
|
||||
BB.UpdateEdge( anE4, aLine2d2, theSurf, Loc, max_deviation );
|
||||
BB.Range( anE4, FirstPar, LastPar );
|
||||
}
|
||||
if (Abs(lpar - lparOE) > Precision::Confusion())
|
||||
{
|
||||
const TopoDS_Edge& anE3 = (ToReverse)? E4 : E3;
|
||||
gp_Pnt2d lp2d = EdgeLine2d->Value(lpar);
|
||||
gp_Pnt2d lp2dOE = OELine2d->Value(lparOE);
|
||||
aLine2d = GCE2d_MakeLine( lp2d, lp2dOE ).Value();
|
||||
Handle(Geom_Curve) aCurve;
|
||||
Standard_Real FirstPar = 0., LastPar = lp2d.Distance(lp2dOE);
|
||||
Geom2dAdaptor_Curve AC2d( aLine2d, FirstPar, LastPar );
|
||||
GeomAdaptor_Surface GAsurf( theSurf );
|
||||
Handle(Geom2dAdaptor_HCurve) HC2d = new Geom2dAdaptor_HCurve( AC2d );
|
||||
Handle(GeomAdaptor_HSurface) HSurf = new GeomAdaptor_HSurface( GAsurf );
|
||||
Adaptor3d_CurveOnSurface ConS( HC2d, HSurf );
|
||||
Standard_Real max_deviation = 0., average_deviation;
|
||||
GeomLib::BuildCurve3d(Precision::Confusion(),
|
||||
ConS, FirstPar, LastPar,
|
||||
aCurve, max_deviation, average_deviation);
|
||||
BB.UpdateEdge( anE3, aCurve, max_deviation );
|
||||
BB.UpdateEdge( anE3, aLine2d, theSurf, Loc, max_deviation );
|
||||
BB.Range( anE3, FirstPar, LastPar );
|
||||
}
|
||||
}
|
||||
BRepLib::SameParameter(NewFace);
|
||||
BRepTools::Update(NewFace);
|
||||
myWalls.Append(NewFace);
|
||||
if (ArcOnV2)
|
||||
{
|
||||
TopoDS_Edge anArc = TopoDS::Edge(myInitOffsetEdge.Image(V2).First());
|
||||
TopoDS_Vertex arcV1, arcV2;
|
||||
TopExp::Vertices(anArc, arcV1, arcV2);
|
||||
Standard_Boolean ArcReverse = Standard_False;
|
||||
if (!arcV1.IsSame(V3))
|
||||
{
|
||||
TopoDS_Vertex aVtx = arcV1; arcV1 = arcV2; arcV2 = aVtx;
|
||||
ArcReverse = Standard_True;
|
||||
}
|
||||
TopoDS_Edge EA1, EA2;
|
||||
//EA1 = (ToReverse)? E3 : TopoDS::Edge(E3.Reversed());
|
||||
EA1 = E3;
|
||||
EA1.Reverse();
|
||||
if (ToReverse)
|
||||
EA1.Reverse();
|
||||
//////////////////////////////////////////////////////
|
||||
if (V2.IsSame(StartVertex))
|
||||
EA2 = StartEdge;
|
||||
else
|
||||
EA2 = BRepLib_MakeEdge( V2, arcV2 );
|
||||
anArc.Orientation( ((ArcReverse)? TopAbs_REVERSED : TopAbs_FORWARD) );
|
||||
if (EA1.Orientation() == TopAbs_REVERSED)
|
||||
anArc.Reverse();
|
||||
EA2.Orientation(TopAbs::Reverse(EA1.Orientation()));
|
||||
TopoDS_Wire arcWire;
|
||||
BB.MakeWire(arcWire);
|
||||
BB.Add(arcWire, EA1);
|
||||
BB.Add(arcWire, anArc);
|
||||
BB.Add(arcWire, EA2);
|
||||
BRepLib::BuildCurves3d( arcWire, myTol );
|
||||
arcWire.Closed(Standard_True);
|
||||
TopoDS_Face arcFace = BRepLib_MakeFace(arcWire, Standard_True);
|
||||
BRepTools::Update(arcFace);
|
||||
myWalls.Append(arcFace);
|
||||
TopoDS_Shape localEA2 = EA2.Oriented(TopAbs_FORWARD);
|
||||
const TopoDS_Edge& CEA2 = TopoDS::Edge(localEA2);
|
||||
PrevEdge = CEA2;
|
||||
PrevVertex = V2;
|
||||
}
|
||||
else
|
||||
{
|
||||
if (isBuildFromScratch)
|
||||
{
|
||||
PrevEdge = TopoDS::Edge(E4);
|
||||
PrevVertex = V1;
|
||||
isBuildFromScratch = Standard_False;
|
||||
}
|
||||
else
|
||||
{
|
||||
PrevEdge = E3;
|
||||
PrevVertex = V2;
|
||||
}
|
||||
}
|
||||
FirstStep = Standard_False;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
//=======================================================================
|
||||
|
||||
@ -161,6 +161,7 @@ private:
|
||||
Standard_Boolean myDone;
|
||||
BRepOffset_Error myError;
|
||||
BRepOffset_MakeLoops myMakeLoops;
|
||||
Standard_Boolean myIsPerformSewing; // Handle bad walls in thicksolid mode.
|
||||
|
||||
|
||||
};
|
||||
|
||||
29
tests/bugs/modalg_6/bug26440_1
Executable file
29
tests/bugs/modalg_6/bug26440_1
Executable file
@ -0,0 +1,29 @@
|
||||
puts "============"
|
||||
puts "CR26440"
|
||||
puts "============"
|
||||
puts ""
|
||||
##########################################################################################################
|
||||
# Invalid shape as a result of solid construction in BRepOffset_MakeOffset
|
||||
##########################################################################################################
|
||||
|
||||
restore [locate_data_file bug26440_plate.brep] sh1
|
||||
|
||||
thickshell result sh1 160
|
||||
|
||||
set square 2.40831e+07
|
||||
|
||||
set nbshapes_expected "
|
||||
Number of shapes in shape
|
||||
VERTEX : 196
|
||||
EDGE : 308
|
||||
WIRE : 110
|
||||
FACE : 110
|
||||
SHELL : 1
|
||||
SOLID : 1
|
||||
COMPSOLID : 0
|
||||
COMPOUND : 0
|
||||
SHAPE : 726
|
||||
"
|
||||
checknbshapes result -ref ${nbshapes_expected} -t -m "solid construction"
|
||||
|
||||
set 3dviewer 1
|
||||
29
tests/bugs/modalg_6/bug26440_2
Executable file
29
tests/bugs/modalg_6/bug26440_2
Executable file
@ -0,0 +1,29 @@
|
||||
puts "============"
|
||||
puts "CR26440"
|
||||
puts "============"
|
||||
puts ""
|
||||
##########################################################################################################
|
||||
# Invalid shape as a result of solid construction in BRepOffset_MakeOffset
|
||||
##########################################################################################################
|
||||
|
||||
restore [locate_data_file bug26440_plate2.brep] sh1
|
||||
|
||||
thickshell result sh1 150 i
|
||||
|
||||
set square 5.00111e+06
|
||||
|
||||
set nbshapes_expected "
|
||||
Number of shapes in shape
|
||||
VERTEX : 146
|
||||
EDGE : 225
|
||||
WIRE : 75
|
||||
FACE : 75
|
||||
SHELL : 1
|
||||
SOLID : 1
|
||||
COMPSOLID : 0
|
||||
COMPOUND : 0
|
||||
SHAPE : 523
|
||||
"
|
||||
checknbshapes result -ref ${nbshapes_expected} -t -m "solid construction"
|
||||
|
||||
set 3dviewer 1
|
||||
29
tests/bugs/modalg_6/bug26440_3
Executable file
29
tests/bugs/modalg_6/bug26440_3
Executable file
@ -0,0 +1,29 @@
|
||||
puts "============"
|
||||
puts "CR26440"
|
||||
puts "============"
|
||||
puts ""
|
||||
##########################################################################################################
|
||||
# Invalid shape as a result of solid construction in BRepOffset_MakeOffset
|
||||
##########################################################################################################
|
||||
|
||||
restore [locate_data_file bug26440_plate3.brep] sh1
|
||||
|
||||
thickshell result sh1 160 i
|
||||
|
||||
set square 1.26188e+07
|
||||
|
||||
set nbshapes_expected "
|
||||
Number of shapes in shape
|
||||
VERTEX : 88
|
||||
EDGE : 145
|
||||
WIRE : 55
|
||||
FACE : 55
|
||||
SHELL : 1
|
||||
SOLID : 1
|
||||
COMPSOLID : 0
|
||||
COMPOUND : 0
|
||||
SHAPE : 345
|
||||
"
|
||||
checknbshapes result -ref ${nbshapes_expected} -t -m "solid construction"
|
||||
|
||||
set 3dviewer 1
|
||||
Loading…
x
Reference in New Issue
Block a user