+void GeomAPI_Edge::vertices(std::shared_ptr<GeomAPI_Vertex>& theStartVertex,
+ std::shared_ptr<GeomAPI_Vertex>& theEndVertex) const
+{
+ const TopoDS_Edge& anEdge = impl<TopoDS_Edge>();
+ TopoDS_Vertex aStart, aEnd;
+ TopExp::Vertices(anEdge, aStart, aEnd);
+ theStartVertex.reset(new GeomAPI_Vertex);
+ theStartVertex->setImpl(new TopoDS_Vertex(aStart));
+ theEndVertex.reset(new GeomAPI_Vertex);
+ theEndVertex->setImpl(new TopoDS_Vertex(aEnd));
+}
+
+static Handle(Geom_Curve) baseCurve(const TopoDS_Edge& theEdge)
+{
+ double aFirst, aLast;
+ Handle(Geom_Curve) aCurve = BRep_Tool::Curve(theEdge, aFirst, aLast);
+ while (aCurve->IsKind(STANDARD_TYPE(Geom_TrimmedCurve))) {
+ Handle(Geom_TrimmedCurve) tc = Handle(Geom_TrimmedCurve)::DownCast(aCurve);
+ aCurve = tc->BasisCurve();
+ }
+ return aCurve;
+}
+