BetaBetaBetaAdds a column standing on position in a storey's plan, its section centred on that point and
extruded height up from baseOffset above the floor.
profile picks the section: a rectangle reads width and depth, a circle radius, an I
section also webThickness and flangeThickness. rotation turns it about the axis.
The model, the storey, the position, the height and the section
A new model with the column
Columns: sections standing upright on a storey, each a rectangle, a circle or an I section extruded up by the column's height.