smallpt: Global Illumination in 99 lines of C++Kevin Beason / smallpt is a global illumination renderer. It is 99 lines of C++, is open source, and renders the above scene using unbiased Monte Carlo path tracing (click for full size). Features Global illumination via unbiased Monte Carlo path tracing 99 lines of 72-column (or less) open source C++ code Multi-threading using OpenMP Soft shadows from diffuse luminaire Specular, Diffuse, and Glas
https://libigl.github.io/libigl/
