Re: [GtkGLExt] Off-screen pixmap rendering doesn't work

On Thu, 2007-01-04 at 14:11 -0600, cbeau wrote:

> When I try to run the off-screen pixmap rendering examples that come
> with gtkglext (cvs version 1.35 for pixmap.c and 1.21 for
> pixmap-mixed.c), I get the following Xerror:
> ----------------------------------------------
> The program 'lt-pixmap' received an X Window System error.
> This probably reflects a bug in the program. 
> The error was 'GLXBadContext'.
>   (Details: serial 162 error_code 154 request_code 143 minor_code 5)
>   (Note to programmers: normally, X errors are reported
> asynchronously;
>    that is, you will receive the error a while after causing it. 
>    To debug your program, run it with the --sync command line
>    option to change this behavior. You can then get a meaningful
>    backtrace from your debugger if you break on the gdk_x_error()
> function.)
> ------------------------------------------------
> I would like to know if anybody knows what causes this and if there is
> any work-around or if anyone is working on a solution.

Works fine for me.  Since the problem could be gtkglext, your X server,
or your video drivers, you should probably start by making sure you have
the latest of each.


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