+
+std::shared_ptr<GeomAPI_Edge> GeomAlgoAPI_EdgeBuilder::lineCircleArc(
+ std::shared_ptr<GeomAPI_Pnt> theCenter, std::shared_ptr<GeomAPI_Pnt> theStartPoint,
+ std::shared_ptr<GeomAPI_Pnt> theEndPoint, std::shared_ptr<GeomAPI_Dir> theNormal)
+{
+ const gp_Pnt& aCenter = theCenter->impl<gp_Pnt>();
+ const gp_Dir& aDir = theNormal->impl<gp_Dir>();
+
+ double aRadius = theCenter->distance(theStartPoint);
+ gp_Circ aCircle(gp_Ax2(aCenter, aDir), aRadius);
+
+ const gp_Pnt& aStart = theStartPoint->impl<gp_Pnt>();
+ const gp_Pnt& anEnd = theEndPoint->impl<gp_Pnt>();
+
+ BRepBuilderAPI_MakeEdge anEdgeBuilder;
+ if (aStart.IsEqual(anEnd, Precision::Confusion())
+ || gp_Pnt(0, 0, 0).IsEqual(anEnd, Precision::Confusion()))
+ anEdgeBuilder = BRepBuilderAPI_MakeEdge(aCircle);
+ else
+ anEdgeBuilder = BRepBuilderAPI_MakeEdge(aCircle, aStart, anEnd);
+
+ std::shared_ptr<GeomAPI_Edge> aRes(new GeomAPI_Edge);
+ anEdgeBuilder.Build();
+
+ if (anEdgeBuilder.IsDone())
+ aRes->setImpl(new TopoDS_Shape(anEdgeBuilder.Edge()));
+ else
+ aRes = std::shared_ptr<GeomAPI_Edge>();
+ return aRes;
+}