A minimal raytracer
While it is nothing to do with obfuscation, I can recommend Peter Shirley's blog <a href="http://psgraphics.blogspot.com/" rel="nofollow">http://psgraphics.blogspot.com/</a><p>and the "Build a renderer in a weekend"<p><a href="http://in1weekend.blogspot.com/2016/01/ray-tracing-in-one-weekend.html" rel="nofollow">http://in1weekend.blogspot.com/2016/01/ray-tracing-in-one-we...</a><p>I've recently been making a Julia version from the C++ source code<p><a href="https://github.com/lawless-m/Jender" rel="nofollow">https://github.com/lawless-m/Jender</a>