Placing moving elements on a Curved surface

[tim.stark]

Flipping line order

I have a follow up question: I have this geometry/script that I’ve made with rotating elements. See photo. I need these elements to be placed on the bottom lofted surface, and on that bottom only. See photo How do I sort through the data? Lotus buoy5.gh (43.9 KB) moving elements.gh (14.4 KB) GRASS_HELP.3dm (108.1 KB) [GEO][Loft]