X11 driver not configured with OpenGL on Snow Leopard

[Ryan Schmidt]

On Sep 27, 2009, at 16:00, Dominik Reichardt wrote:

> since libsdl and libsdl_mixer now are built on SL, I tried my hands  
> on compiling Exult (http://exult.sf.net). And indeed it finally  
> builds. Exult has world editing program called Exult Studio which  
> uses libglade2 and GTK2. When built with support for Exult Studio,  
> Exult uses x11 for display and on SL I can't use Exult's OpenGL  
> scaler. When I try to use that I get the error (in the console):
>
> Couldn't allocate surface: X11 driver not configured with OpenGL
>
> Does anyone have an idea what the problem is or how to solve this?
>
> Another problem I had was that Exult Studio wouldn't start.
> I would get the error "Xlib:  extension "RANDR" missing on display "/ 
> tmp/launch-sLK0xy/:0"." in the console

It's a warning, not an error. Any program using X11 on Mac OS X will  
show this warning. Just ignore it.

> and Exult Studio would continue to run in the background consuming  
> every CPU time it could get.
> Only when I rebuilt cairo and pango with the variants +macosx+quartz 
> +universal and GTK2 with universal+x11 (which I was wondering how  
> that worked)

how what worked?

> was  I able to build both Exult and Exult Studio and make Exult  
> Studio start correctly (even though it still gives me the error  
> "Xlib:  extension "RANDR" missing on display "/tmp/launch-sLK0xy/: 
> 0"." on startup).
> I'd like your input on that as well, even though it is kind of  
> solved for now :)