A large square broken down into smaller rectangles, each rectangle is only an outline and spaced from its neighbours, so that its edges form a separate loop inside the bigger square...

Loops...

...yes, this **is** the start of the layout system for an unconventional RogueLite.

#Loops #Rectangles #Topology #PGC #EventuallyPGCThough #GotToAddSomeMoreComplexityNow