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0023380: BRepOffsetAPI_MakeFilling fails and leaves boundary faces with high tolerance

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Avoid exception: use BRep_Builder for building wire instead of using BRepLib_MakeWire.
This commit is contained in:
jgv
2019-09-05 15:31:15 +03:00
committed by bugmaster
parent 94beb42a68
commit a53d3975c9
2 changed files with 52 additions and 10 deletions
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37
src/BRepFill/BRepFill_Filling.cxx
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@@ -91,31 +91,50 @@ static gp_Vec MakeFinVec( const TopoDS_Wire aWire, const TopoDS_Vertex aVertex )
static TopoDS_Wire WireFromList(TopTools_ListOfShape& Edges)
{
BRepLib_MakeWire MW;
BRep_Builder BB;
TopoDS_Wire aWire;
BB.MakeWire(aWire);
TopoDS_Edge anEdge = TopoDS::Edge(Edges.First());
MW.Add(anEdge);
BB.Add(aWire, anEdge);
Edges.RemoveFirst();
TopoDS_Vertex V1, V2;
TopExp::Vertices(anEdge, V1, V2, Standard_True); //with orientation
while (!Edges.IsEmpty())
{
TopoDS_Wire CurWire = MW.Wire();
TopoDS_Vertex V1, V2;
TopExp::Vertices(CurWire, V1, V2);
TopTools_ListIteratorOfListOfShape itl(Edges);
for (; itl.More(); itl.Next())
{
anEdge = TopoDS::Edge(itl.Value());
TopoDS_Vertex V3, V4;
TopExp::Vertices(anEdge, V3, V4);
TopExp::Vertices(anEdge, V3, V4, Standard_True); //with orientation
if (V1.IsSame(V3) || V1.IsSame(V4) ||
V2.IsSame(V3) || V2.IsSame(V4))
{
if (V1.IsSame(V3))
{
anEdge.Reverse();
V1 = V4;
}
else if (V1.IsSame(V4))
V1 = V3;
else if (V2.IsSame(V3))
V2 = V4;
else
{
anEdge.Reverse();
V2 = V3;
}
break;
}
}
MW.Add(anEdge);
BB.Add(aWire, anEdge);
Edges.Remove(itl);
}
return (MW.Wire());
aWire.Closed(Standard_True);
return aWire;
}
//=======================================================================
@@ -707,8 +726,6 @@ void BRepFill_Filling::Build()
}
TopoDS_Wire FinalWire = WireFromList(FinalEdges);
if (!(FinalWire.Closed()))
throw Standard_Failure("Wire is not closed");
myFace = BRepLib_MakeFace( Surface, FinalWire );
}