Shape

348 III Using It to Design
Everything is ready for windows and doors. On axis, there are main entrances—
at least one and usually two—that are obligatory, and interior doors line up with them.
By now, the schemas for this should be evident. But off axis, things are a little more
challenging. There are also enfilades, that is to say, windows and doors are aligned as
the main entrances and interior doors are on axis. Drawing makes this practicable in
rules. Put a line between two external walls and insert windows—vertically to respect
the symmetry of the plan in the obvious way
and horizontally, too
with this result
Then, where lines cut internal walls, put doors