Generates Delaunay Triangulated meshes using both pure Ruby and a very optimized C library. It sports a Ruby library with a very small surface (hardly production-ready).
Created to illustrate what ruby-ffi can do for you for Ruby on Rio's February 2013 meetup.
$ bundle install
$ rake run
rake run will automatically download and compile Shewchuk's Triangle for your platform before running (tested on Ubuntu 12.04, 12.11 and Mac OS X 10.8).