RayTracing Linux (Ubuntu 14.04) pre-requisites GLFW http://web.eecs.umich.edu/~sugih/courses/eecs487/glfw-howto/ sudo apt-get install cmake xorg-dev libglu1-mesa-dev wget https://github.com/glfw/glfw/releases/download/3.1.2/glfw-3.1.2.zip unzip glfw-3.1.2.zip cd glfw-3.1.2/ cmake -G "Unix Makefiles" make sudo make install GLM sudo apt-get install libglm-dev