Re: [GtkGLExt] how to solve the segmentation fault on window resize?

[明覺 <shi minjue gmail com>]

On Mon, May 11, 2009 at 9:33 PM, Braden McDaniel <braden endoframe com> wrote:
> On Mon, 2009-05-11 at 14:13 +0200, Jean Bréfort wrote:
>> No symbol table info available.
>> #5  <signal handler called>
>> No symbol table info available.
>> #6  0x0000000000000140 in ?? ()
>> No symbol table info available.
>> #7  0x00007fcb1e3d87c2 in glXWaitGL () from /usr/lib/libGL.so.1
>> No symbol table info available.
>> #8  0x00007fcb1eae8731 in _gdk_gl_context_destroy (
>>     glcontext=<value optimized out>) at gdkglcontext-x11.c:95
>>         impl = (GdkGLContextImplX11 *) 0x1b8c5e0
>>         xdisplay = (Display *) 0x1b01930
>> #9  0x00007fcb1eacc8b2 in gdk_gl_context_destroy (glcontext=0x1b8c5e0)
>>     at gdkglcontext.c:118
>>         __PRETTY_FUNCTION__ = "gdk_gl_context_destroy"
>
> That looks like the problem area; unfortunately we're missing symbols
> for the really interesting bits.
>
> It looks like the problem is farther down the stack than gtkglextmm.  Do
> you have the same problem with the GtkGLExt examples?  I'd be surprised
> if you didn't.  But it's not obvious that there's a GtkGLExt bug here,
> either.
>
> What video driver are you using?  Is it possible for you to try a
> different one?

it seems to be caused by the direct rendering function, is your dri
enabled? the third line of "glxinfo" should show it.

>
> --
> Braden McDaniel <braden endoframe com>
>
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>



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