GLSL

This tutorial covers reflective materials, backgrounds (including cube map textures and an atmosphere/sunset simulation)!   https://youtu.be/_-_lwnSrwI4

Version 0.15 of RayTK is now available!   This version focused on features that support materials and colors, along with a whole lot of other improvements and fixes.   Tutorials will be out soon! Highlights Shape-specific surface UV coordinates.

x     https://www.youtube.com/watch?v=WCNuppE1NRw       x

There's a new build of RayTK available! https://github.com/t3kt/raytk/releases/tag/build-0.13 Highlights Whole new modular material system! Create customized combinations of different parts of materials. Lots more options for filters, texturing, and field-based variation.

New RayTK tutorial! This one covers the "iteration" system which you can use to vary repetitions of shapes, similar to instancing.   https://www.youtube.com/watch?v=uth-l_hulZE

Version 0.12 of RayTK is now available on GitHub!   This version has focused on fixing bugs and making things easier to work with. There isn't much benefit to adding new features if users can't get them to work.