Re: [Gnash-dev] First stab at fixing an OpenGL bug

[Quinn Storm]

On Sunday 03 June 2007 04:10:03 strk wrote:
> On Sun, Jun 03, 2007 at 03:32:39AM -0400, Quinn Storm wrote:
> > > What about drawing *both* onscreen and off-screen, so that the copy
> > > only occurs on expose events ?
> > >
> > > --strk;
> >
> > well, there'd be two drawing contexts so you'd be switching those fairly
> > often, which is not a good thing...really, with all the drawbacks, I
> > still think the best option is to find a way to accelerate our best
> > backend instead, or at best, wait for newer GL drivers for the free cards
> > that support the various ops we'd want to make this nice and fast (render
> > to FBO, copy to screen, also get nice AA that way through simple
> > supersampling)
>
> Ok, last proposal: just call ::display again, so the stage is rendered
> again on expose events. The only possible downside I can think of is expose
> events showing some intermediate states otherwise not visible with normal
> playback (consider an sub-FPS interval transforming characters), which
> doesn't seem a big problem to me.
>
>
> --strk;

That sounds good, and would have been what I'd have done had I known 
about ::display properly.  I'll look into that, but it sounds like a proper 
solution at least for the moment.