.Any horizontal surface in Perspectives that does not form the top surface of a solid shape, is a floor. Floors have there own back ground color and hatch pattern determined by the current Perspectives Settings .
· You can draw floors directly. Click Rectangular Floor 
, or right-click it to add a polygonal or circular floor area. You can add walls afterwards
· You can create floors from a selection of polygons or 3D circles using Make into Floor.
· Floors form the base of holes formed with cylinders, rectangular and polygonal boxes and rooms.
Floor hatching can be at a fixed angle to the template’s surface, or change according to a direction specified by the first-drawn edge (or center point to radius for circles) The chosen option is determined in the current click Perspectives Settings . Hatch styles such as Grids and Rough Stone should be a fixed angle, Planks would align with walls.
When floors are created they are grouped.