Re: [GtkGLExt] Problem with shared lists

[Braden McDaniel <braden endoframe com>]

Ooapq

--  
Braden McDaniel <http://endoframe.com>
Qp

On Feb 22, 2010, at 11:59 AM, Carlos Pereira <jose carlos pereira ist utl pt 
> wrote:

> Hi Braden,
> Thank you for answering!
>
> I will prepare a test case and I will fill a bug report, then I will  
> report again to this list.
>
> Cheers,
> Carlos
> > On Mon, 2010-02-22 at 15:15 +0000, Carlos Pereira wrote:
> > > Definitely it seems that when a GLContext (for a given drawing  
> > > area) is removed, shared pre-compiled OpenGL lists already made  
> > > are no longer available for new GLContexts (new drawing areas),  
> > > though they still work in old GLContexts. This problem did not  
> > > exist with GTKGLArea, I just confirmed with some old code. Clearly  
> > > this is a GtkGLExt-specific issue, either I am not using GtkGLExt  
> > > correctly or there is a bug in GtkGLExt.
> > >
> > > This problem should affect any app supporting multiple,  
> > > independent, top windows, each one with a GL area (windows can be  
> > > created and removed, as long as at least one window exists at any  
> > > given moment, not necessarily the first window, created when the  
> > > app started).
> > >
> > > Can someone help me on this? shall I copy the GLContext of a top  
> > > window (where the shared lists information is kept) before it is  
> > > removed? to where?
> >
> > Please file a bug on this at bugzilla.gnome.org.  It would help a lot
> > with tracking this down if you could provide a reduced test case that
> > demonstrates the problem.
>
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