Footprint rings (storey-local metres) of existing IfcSpace per storey, so generation can skip only the new rooms that overlap a present space. See existingSpaceFootprintEntriesByStorey, which also names each space.
IfcSpace
existingSpaceFootprintEntriesByStorey
Optional
Footprint rings (storey-local metres) of existing
IfcSpaceper storey, so generation can skip only the new rooms that overlap a present space. SeeexistingSpaceFootprintEntriesByStorey, which also names each space.