I make AIS_Shape(TopoDS_Shape& aShape) object and then, draw it using AIS_InteractiveContext method display()
in my case, I defind type which aShape is edge. So as you know, Edge is made of 2 Vertex and 1 line segment.
I want to make another edge which is shared Vertex on first edge.
I effort to select the vertex on first edge, But i can't
please help me and explain details.