Hi gary do you need some icons? What size? because I should draw some of them for david too.
Stef On Feb 10, 2009, at 2:32 PM, Gary Chambers wrote: > The about-to-be-put-on-SqueakSource version of Polymorph now has theme > rendered drop shadow for SystemWindows. > A small improvement in speed since CornerRounder still applies to > the actual > window morph. > > Regards, Gary > > > ----- Original Message ----- > From: "Igor Stasenko" <[email protected]> > To: <[email protected]> > Sent: Tuesday, February 10, 2009 12:11 PM > Subject: Re: [Pharo-project] Call for UI gripes > > >> 2009/2/10 David Röthlisberger <[email protected]>: >>> Hi Igor, >>> >>>> OB is quite complex thing, and its hard to understand what it >>>> does for >>>> outsider :) >>>> >>>> I just identified a few points, which can improve rendering speed >>>> by a >>>> certain amount: >>> [...] >>>> - default. >>>> 60 ms >>>> >>>> - with override in SystemWindow>>drawDropShadowOn: aCanvas to do >>>> nothing: >>>> 51 ms >>>> >>>> - with override in OBMonticelloPackageNode>>classCategories to >>>> return >>>> cached collection >>>> 45 ms >>>> >>> >>> I incorporated into OB a patch that is following your idea >>> concerning >>> caching of >>> class cats in package nodes. I did it differently than you but the >>> results are even >>> better now. >>> >> >> Great! In my patch i didn't care about correctness or whatever, it >> was >> simply to outline what possible can be done to improve rendering >> speed. >> >>> Can you take care of integrating the SystemWindow patch into Pharo? >>> >> >> you mean override of SystemWindow>>drawDropShadowOn: ? >> Its not really correct override. Shadow should be drawn, if it there. >> And by default , to draw shadow, it using Morph>>drawOn: method with >> special shadow canvas. For system window it means that a rectangular >> area with dimensions of morph is filled with shadow color, shifted by >> shadowOffset. >> To improve its speed, we could clip a shadow rectangle to not visit >> pixels which is covered my system window contents, only pixels which >> are outside of it and 'dropping' shadow. >> >> I can implement such method, but concerning integration - i'm not in >> charge here :) >> >> What is interesting about shadows, that by default a shadow offset is >> 1 pixel wide: >> shadowOffset: 1...@1 >> >> this means that unless you using magnifying glass on you display, you >> can't really tell if there shadow drawn or not. >> Since visual difference is minimal, do anyone can tell, why wasting >> so >> much CPU cycles on it? :) >> >> >>> Thanks, >>> David >>> >>> _______________________________________________ >>> Pharo-project mailing list >>> [email protected] >>> http://lists.gforge.inria.fr/cgi-bin/mailman/listinfo/pharo-project >>> >> >> >> >> -- >> Best regards, >> Igor Stasenko AKA sig. >> >> _______________________________________________ >> Pharo-project mailing list >> [email protected] >> http://lists.gforge.inria.fr/cgi-bin/mailman/listinfo/pharo-project > > > _______________________________________________ > Pharo-project mailing list > [email protected] > http://lists.gforge.inria.fr/cgi-bin/mailman/listinfo/pharo-project > _______________________________________________ Pharo-project mailing list [email protected] http://lists.gforge.inria.fr/cgi-bin/mailman/listinfo/pharo-project
