Help needed

hi, i have an issue with regards to grasshopper archicad connection in that i want to segment up a curved facade so that i am able to create a curtain wall element on each of these segments in throught the archicad grasshopper connection. I have had contours created on each of the facade unable to create the flat segments. ANybody’s help will be much apprecicated! reflections3.0.3dm (577.7 KB) (44.6 KB)