3D city model with no windows

[laurent_delrieu]

See this

Creating holes in side model

Hi everyone, i am working with a side map which has buildings more then 30.000. These buildings are representing as polysurfaces and i am trying to create holes as an windows to these buldings. Is there any way to write a script in a grasshopper to create those holes? I am very new at grasshopper.

and this

Old Town Roofs

I updated “Sand Dunes” “Roof Generator” A version now works for RH5 and RH6 It works quite well, still some problem but round and butt are quite good. [Canvas at 22;08;53] [Canvas at 22;08;34] [Canvas at 22;08;12]