There’s been some great experimentation with 3d lines and ribbons in Papervision3D, notably Felix Turner’s Ribbon3D and of course the Audi A5 website.

A project I’m currently working on requires the drawing of ribbons in 3D space, and it’s such a simple yet beautiful effect that I thought it was time to have a quick go at it myself. Read : 3D Ribbons in Papervision »