If an exclusion area is simply a hole in the slab then it is probably easiest just to push/pull a hole in the slab. However, if the exclusion area is a large opening with footings required at the perimeter then that is a different matter. It might look something like this:
View model here:
https://3dwarehouse.sketchup.com/model.html?id=2348e047-381b-4cb9-94fe-5b8dc8155413
Note how the opening bisects the interior footing, which does potentially complicate any algorithm that would generate the hole and perimeter footing. I will have to give this some more thought...
View model here:
https://3dwarehouse.sketchup.com/model.html?id=2348e047-381b-4cb9-94fe-5b8dc8155413
Note how the opening bisects the interior footing, which does potentially complicate any algorithm that would generate the hole and perimeter footing. I will have to give this some more thought...