Filter coordinate of surface

hello, everyone

i want a two corner point intersect with surface.(see image)

SELECT FACE-1 & SELECT FACE-2 are there a common curve, i can’t get that point using by surface.

please help me.

maybe a raff idea

maybe there is some info about that topic via python

Hi @robert12546358,

Can you share you Revit an Dynamo file? It gives a better idea of what you are trying to do. I think this is quite simple

Hi @robert12546358

Okay I don’t understand your question fully. Do you mean to select 2 sets of Faces and check which corner points they have in common?

GetCommonVertices.dyn (28.4 KB)