[racket] Racket Games

At Thu, 29 Sep 2011 17:40:29 -0700 (PDT), Richard Ervin wrote:
> I have a question. Whenever I try to use certain games in the PLT Games 
> application, they don't work. It says, "(Game) requires OpenGL, but there was 
> an error initializing the OpenG context. Maybe OpenGL is not supported by the 
> current display." The following games don't work: Jewel, Gobblet, and 
> Checkers. Can you please help?

What OS are you using?

In case it's a Linux variant, you may need to install "libgdkglext" and
"libgtkglext".