Make a roller coaster procedurally (with truss!) <iframe src="https://player.vimeo.com/video/361974430" width="640" height="360" frameborder="0" allow="autoplay; fullscreen" allowfullscreen></iframe> <p><a href="https://vimeo.com/361974430"\>SideFX Houdini Tutorial - ROLLER COASTER / PART01 : The Rails</a> from <a href="https://vimeo.com/adrienlambert"\>adrien lambert</a> on <a href="https://vimeo.com"\>Vimeo\</a>.</p>