Floor opening area

Geometry
#1

Hi,

it is is possible to get the area of all opening within a floor with Dynamo??

i am grateful for any suggestions??

thank you

#2

Hi Altayeb,

This is one of the possible way:

Untitled.png1782×614 52.4 KB

#3

Using Bounding Box may not be a good idea because openings are not necessarily always rectangular.
Even, if they are all rectangular, you won’t get the correct result if any openings aren’t aligned to CoordinateSystem.Identity (the WCS)