Manual Reference Structure Menu Add Point
Add Point Options
This option is only available in Edge mode. It defines to the best of its ability whether or not quadrangles (otherwise triangles) of adjoining polygon edges should be created. If this option is not active, N-Gons will automatically be created.
After you’ve added a point to an edge, this parameter allows you to adjust the point’s position along the edge.
Gives the position of the point in world coordinates while you are adding the point.