Getting started on Unix

I am attempting to add OpenGL to an existing program. However, when I call glXMakeCurrent(), I get a return of 0 (= error) and sure enough nothing is drawn by ogl. I have previously gotten a valid Display, Window and GLXContext (the args to glXMakeCurrent). I have successfully called
Any help greatly appreciated. Oh yes, the same code runs successfully on NT using wgl* where I’m using glX* on Unix.


I suggest you use (IF you can/want to) GLUT to handle windows. The code works on all platforms with no/minor modifications.

You can find GLUT at

GLUT is extremely wasy to use…