TexPlay: an image manipulation tool for Ruby and Gosu

TexPlay version 0.2.0 has been released!
TexPlay is a C extension specifically designed for Ruby and Gosu. It enables very fast manipulation of Gosu images in the spirit of RMagick.
The Basics

Note the guide below applies only to TexPlay 0.2.2 and above.

Quick Start:
The following code draws a red circle, a green box, and a blue pixel [...]