As written in the last mail, I'm no longer using the example with rounded corner. I'm using an unmodified "Cocoa Application" template project with just the transparent/opacity toggle. Therefore I haven't any auxiliary view and therefore no rounded corners, just the default window.
Il giorno 02/mar/2012, alle ore 20:29, Gary L. Wade ha scritto: > If I recall, another difference is you're drawing rounded rectangles during > the slower speed and regular rectangles during the faster one. Rounded > rectangles take longer to draw. > -- > Gary L. Wade (Sent from my iPhone) > http://www.garywade.com/ > > On Mar 2, 2012, at 9:29 AM, Andrea3000 <andrea3...@email.it> wrote: > >> >> Il giorno 29/feb/2012, alle ore 22:43, Andrea3000 ha scritto: >> >>> I'm sorry if you think I'm too lazy to debug it myself. I never intended >>> to implicitly ask you to download and debug the app for me, believe me. >>> >>> I posted a demo project simply because I think that the issue isn't related >>> to my code; I have always seen this behavior with non opaque window and >>> it's for this reason that >>> I'm looking for a way to round corners of an opaque borderless window. >>> >>> I can prove my assumption. If you create a new Xcode project choosing the >>> application template you will have a simple window already created in IB. >>> Setting that window non opaque is enough to exibit the issue I'm talking >>> about. >>> >>> Anyway, I'm going to analyze this last example with Time Profiler in order >>> to have a deeper insight of the issue. >>> >>> Thank you for your help >>> Regards >>> >>> Andrea >> >> Here I am after few hours of testing. >> I've created a new Xcode project with "Cocoa Application" template and I've >> added [window setOpaque: ] in the application delegate. >> I haven't done any other change from the original "Cocoa Application" >> template project. >> >> I've then performed quite all the sampling that I can think of and all of >> them have been performed twice: first with [window setOpaque:YES] and then >> with [window setOpaque:NO]. >> In both of the case the only action that I have performed during sampling >> has been resizing the window both fast and slow. >> >> This is what I've discovered: >> >> Instruments doesn't show any noticeable difference between the opaque and >> transparent window while you can clearly see the difference looking at the >> screen because with transparent >> window the resize is sluggish. >> I was pulling my hair out because of this but finally I've discovered a very >> strong difference. >> I've opened "Quartz Debug" and performed the same fast resize; when the >> window is opaque I get 60fps as refresh rate (which is what my monitor can >> handle) but when the window is transparent the refresh rate is below 20fps!! >> This is clearly the cause of the sluggish behavior of the transparent window. >> >> But I don't know what to do now. Is this an expected behavior. To me, 18fps >> are really insufficient.. >> >> >> >> _______________________________________________ >> >> Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) >> >> 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: >> https://lists.apple.com/mailman/options/cocoa-dev/garywade%40desisoftsystems.com >> >> This email sent to garyw...@desisoftsystems.com _______________________________________________ Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) 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: https://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to arch...@mail-archive.com
