Start learnning grasshopper! help me!

now try to make a structure under the Roof

But always some crv is make a problem…

i try to fix to use a flip+ list but i dont know well

So can i know how to make a Structure under the roof??( it think problem is curve direction but not sure…)

plz help me !

Beam make (19.9 KB) help me.3dm (51.0 KB)

When if you try to offset your curves in 3d space, GH usually wants proper “Planes”.

Beam make (24.0 KB)

wow. Thx Bro. Good solution what i want! your name is seems like korean.( because i’m korean)

wow i learn manything from your _re

thank you alot! and i try to understand your file. thx really