Theme Override Volume
Theme Override Volumes let you apply another theme on certain portions of your dungeons that are covered by this volume. These are useful for adding variations to your dungeons.
Navigate to Asset/DungeonArchitect/Prefabs
and drag drop the ThemeOverrideVolume
prefab on to the scene
Move and scale it to cover a certain portion of the dungeon
Select the theme override volume you just dropped and inspect the properties and assign the DungeonGrid reference
Navigate to Assets/DungeonArchitect_Samples/Demo_Theme_SimpleShapes/Themes
and assign the theme Theme_Basic_White
to the Theme Override Volume
Click Rebuild Dungeon