That seems a bit strange - have you put the code up somewhere? Scott
On Fri, Jun 17, 2011 at 4:24 PM, Stephen Blinkhorn <[email protected]> wrote: > > On 17 Jun 2011, at 10:30, Stephen Blinkhorn wrote: > >> Saying that, I've found that the CPU requirements of the raw drawing code >> (even with relatively fast refresh rates of 20-25 FPS) pales into >> insignificance when compared to the objective-c messaging overhead of >> co-ordinating the redrawing. Cocoa seems to need to do a lot of leg work >> with respect to view drawing. > > Just to clarify that last sentence. I'm referring to the CPU requirements of > drawing relatively simple graphics e.g. bezier paths, filled rects and some > CGLayers (not 10,000 X 10,000 areas of noise!). > > Stephen > > >> >> Anyway, glad I learnt all about CIImage! >> >> Thanks, >> Stephen >> >> >>> >>> Cheers, >>> -- Uli Kusterer >>> "The Witnesses of TeachText are everywhere..." >>> http://groups.yahoo.com/group/mac-gui-dev/ >>> >>> >>> >>> _______________________________________________ >>> >>> Cocoa-dev mailing list ([email protected]) >>> >>> Please do not post admin requests or moderator comments to the list. >>> Contact the moderators at cocoa-dev-admins(at)lists.apple.com >>> >>> Help/Unsubscribe/Update your Subscription: >>> >>> http://lists.apple.com/mailman/options/cocoa-dev/stephen%40audiospillage.com >>> >>> This email sent to [email protected] >> >> _______________________________________________ >> >> Cocoa-dev mailing list ([email protected]) >> >> Please do not post admin requests or moderator comments to the list. >> Contact the moderators at cocoa-dev-admins(at)lists.apple.com >> >> Help/Unsubscribe/Update your Subscription: >> >> http://lists.apple.com/mailman/options/cocoa-dev/stephen%40audiospillage.com >> >> This email sent to [email protected] > > _______________________________________________ > > Cocoa-dev mailing list ([email protected]) > > Please do not post admin requests or moderator comments to the list. > Contact the moderators at cocoa-dev-admins(at)lists.apple.com > > Help/Unsubscribe/Update your Subscription: > http://lists.apple.com/mailman/options/cocoa-dev/scott_ellsworth%40alumni.hmc.edu > > This email sent to [email protected] > _______________________________________________ Cocoa-dev mailing list ([email protected]) Please do not post admin requests or moderator comments to the list. Contact the moderators at cocoa-dev-admins(at)lists.apple.com Help/Unsubscribe/Update your Subscription: http://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to [email protected]
