OpenGL - Animation part 1

In this screencast (OpenGL video tutorial), I explain how to do simple animations using the glut idle function. The function given as a callback to the idle function can be used to do interesting things (more than just animations)! I also talk about how to use the glut visibility function.
See the blog post at: https://davidwparker.com/2011/11/21/opengl-screencast-16-animation-part-1/