can you add an entry to
http://code.google.com/p/pharo/issues/list
?
thanks,
Marcus
On Jan 20, 2011, at 4:55 PM, Ricardo Moran wrote:
> I think I found the cause of the problem: I'm updating the position of each
> morph inside a WorldState>>#addDeferredUIMessage:. In Pharo, this seems to be
> really slow. You can test it by executing this:
>
> | rnd |
> rnd := Random new.
> 100 timesRepeat: [
> WorldState addDeferredUIMessage: [
> Morph new openInWorld; center: rnd next @ rnd next * Display
> extent.
> ]
> ].
>
> You'll notice it takes a couple of seconds to finish opening all the morphs,
> but if you remove the #addDeferredUIMessage: send, it is instantaneous. In
> Squeak and Etoys both versions are equally fast.
>
> I looked at it a little, and I think Pharo has a bug in
> WorldState>>#runStepsMethodsIn:. It seems it only executes one deferred ui
> message per step. With the implementation below the problem is fixed.
>
> WorldState>>#runStepMethodsIn: aWorld
> "Perform periodic activity inbetween event cycles"
> | queue nextInQueue|
>
> "If available dispatch some deferred UI Message"
> queue := self class deferredUIMessages.
> [(nextInQueue := queue nextOrNil) isNil]
> whileFalse: [ nextInQueue value].
>
> self runLocalStepMethodsIn: aWorld.
>
> Best regards,
> Richo
>
> On Wed, Jan 19, 2011 at 6:40 PM, Ricardo Moran <[email protected]> wrote:
> The latest stable 1.1.1. I will look at it tomorrow and try to find out more.
>
> On Wed, Jan 19, 2011 at 6:38 PM, Stéphane Ducasse <[email protected]>
> wrote:
> hi ricardo,
>
> which version are you using?
>
> Stef
>
> On Jan 19, 2011, at 10:32 PM, Ricardo Moran wrote:
>
> > I forgot to say it works in Squeak and Pharo (although in Pharo it's
> > *painfully* slow, I don't know why yet...)
> >
> > Cheers
> > Richo
> >
> > On Wed, Jan 19, 2011 at 6:04 PM, Ricardo Moran <[email protected]>
> > wrote:
> > Hi guys!
> > I want to tell you some exciting news. Thanks to the ESUG Innovation
> > Technology Awards we've been able to buy ourselves a Microsoft Kinect. We
> > don't have a Xbox 360 yet, but that doesn't mean we can't have a little fun
> > with it. Who needs and Xbox if you can use Kinect with Etoys? :)
> >
> > After seeing Stephen Howell's great work using Kinect with Scratch, we
> > followed his steps and made it available for Etoys as well.
> > See it for yourselves: http://www.youtube.com/watch?v=YnqqaHvbeqg
> >
> > You can find installation steps in our blog: http://tecnodacta.com.ar/gira
> >
> > Cheers!
> > Richo
> >
> >
>
>
>
--
Marcus Denker -- http://www.marcusdenker.de
INRIA Lille -- Nord Europe. Team RMoD.
