Dev image slowdowns

Igor Stasenko siguctua at gmail.com
Mon Sep 24 06:24:35 UTC 2007


On 23/09/2007, Damien Cassou <damien.cassou at gmail.com> wrote:
> What can we do? Do you have some time to help improving this situation?
>
I think i will. Its interesting, why it appears incrementally on
screen, instead of rendering everything offscreen and the appear with
single screen update.
These deferUpdates: / forceToScreen: messages is quite confusing..


> 2007/9/21, Igor Stasenko <siguctua at gmail.com>:
> > I just vent to OB window and came deep to inspect the instance of
> > OBLazyListMorph
> > do:
> > self drawOn: Display getCanvas
> >
> > and watch how slow its rendering!
> >
> > With Object class selected:
> > [self drawOn: Display getCanvas ] timeToRun  7887
> >
> >
> > On 21/09/2007, Damien Cassou <damien.cassou at gmail.com> wrote:
> > > 2007/9/21, Cédrick Béler <cbeler at enit.fr>:
> > > > Something like that... Browsing Objects is slow since icons are
> > > > displayed in the method list...Basically, I think there is a full lookup
> > > > at all methods and not only those that are visible (is it easily
> > > > changeable ?). This slow display basically occurs in Object which is
> > > > easy to understand. I added some otherkind of Icons (call super and
> > > > other stuff) and this was terribly slow.... Either we could desactivate
> > > > OBIcon for Object (not optimal but easy) or adopt another Icon mapping
> > > > strategy ?
> > >
> > >
> > > Icons are cool but they are really like DynamicProtocols which proved
> > > to be slow. Having both of them is really too slow. I think we need
> > > both, but everything has to be optimized.
> > >
> > > --
> > > Damien Cassou
> > >
> > >
> > >
> > >
> >
> >
> > --
> > Best regards,
> > Igor Stasenko AKA sig.
> >
> >
> >
> >
>
>
> --
> Damien Cassou
>
>
>
>


-- 
Best regards,
Igor Stasenko AKA sig.


More information about the Squeak-dev mailing list