Re: [AD] Expose events in OS X

[Peter Wang <novalazy@xxxxxxxxxx>]

On 2009-04-20, Evert Glebbeek <eglebbk@xxxxxxxxxx> wrote:
> On 20 Apr 2009, at 13:04 , Elias Pschernig wrote:
> > Yeah, it's why only some of our example programs would rely on it.  
> > The thing is,
> > it makes the code quite a bit simpler, and if our assumption how GLX  
> > works
> > breaks, under Windows and OSX it still would work perfectly, and in  
> > the X11 port
> > there would be a graphical glitch whenever your Allegro window was  
> > obscured by
> > another window (many of our example have that very glitch right now  
> > anyway
> > simply because they don't bother to do the complex expose event  
> > handling).
> 
> Right. And in a practical situation, the problem would be corrected  
> after the next graphical update cycle.
> I guess you're right and we can live without this working 100%  
> correctly 100% of the time.

Typically (especially in proper programs, not examples) you have enough
information to recreate the screen, so there's not any need for Allegro
to handle expose events.  I suppose Allegro could handle it more
efficiently?

Peter