OpenGL - Code Organization

In this screencast (OpenGL video tutorial), I discuss organizing OpenGL code. In general, this is how I have my code organized for OpenGL projects. I'm always up for change and better ways to do things though, so if you do things differently, please give me feedback.
See blog post at: https://davidwparker.com/2011/09/27/opengl-screencast-11-code-organization/