Size of each hexagonal cube tile.
Click to place up to two hexagons. Each is a translation vector from the yellow origin; edits repeat across that sub-lattice.
Escher: constrained, valid layout. Chaos: every element fully random.
Pick the building color and the window color. With the title-bar little man selected, change your population color.
Cover every wall with windows, doors, or stairs.
Save the current view as a vector PDF.
When on: get color hints for objects that violate visible geometry.