Houdini Tutorial: Building a DIY Render Engine Like It’s 1975

support us on Patreon: What do you do when you need fast info passes rendered out but are too stupid to set up something in ROPs and too lazy to use Solaris? Right - you build yourself a 1970s render engine straight in SOPs. Clever? Not sure. Useful? Definitely. Make sure to check back on on Thursday for this week’s premium tut to see what we can use these passes for. Download Scene File: 00:00 - Intro 00:54 - Setting Up Something To Render 01:48 - Building The Renderer: Image Plane 02:55 - Transforming Image Plane To Camera Space 04:25 - Ray Directions 05:57 - Merging In Render Geometry 07:24 - Geometry Intersections / Rendering Depth 12:22 - Writing Our Rendering Into Volumes 14:22 - Rendering Normal Map 17:12 - Rendering Segmentation Map 19:16 - Rendering A Cheap Diffuse Pass 22:50 - Aux Maps To Volumes 24:28 - Importing Volumes To COPs for Compositing 25:22 - Anti-Aliasing 26:23 - Recap / Infamous Last Words