we had the same issue with webkit transistions (some of them are hardware accelerated some note).
we switched from translate to translate3d and got a huge performance increase. Maybe thats your issue 2010/9/16 Senne <[email protected]> > In my case the webkit transitions are fine on an iPod Touch 4G with > iOS 4.1, but the reaction time of tapping buttons is very slow. For > example, I've created a tabbar to switch panels. On an iPhone 3GS with > iOS 4.1 it takes less than a second, on the iPod Touch 4G it takes > around 4 to 5 seconds... :| > > I'm using jQTouch and Phonegap btw. > > On Sep 14, 9:58 am, "Chris Camphuisen" <[email protected]> wrote: > > Just wondering - is it just me or is there anybody else having simmilar > problems with css based animations being dead slow on IOS4.1 ? When I > launch my webapp on a "old" 1nd generation itouch running iOS 3.1.3 it's > runs ok, running it on a 3GS with 3.1.3 is lightning fast and launch it on > my spanking new iPhone4 with 4.1 installed the animation is dead slow. > > > > I've tested this with -webkit-transition-property: top. > > > > thanks - chris > > -- > You received this message because you are subscribed to the Google Groups > "iPhoneWebDev" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]<iphonewebdev%[email protected]> > . > For more options, visit this group at > http://groups.google.com/group/iphonewebdev?hl=en. > > -- You received this message because you are subscribed to the Google Groups "iPhoneWebDev" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/iphonewebdev?hl=en.
