I hope they haven¹t gone to layer backed views for text. If you have a choice turn that off. We have a teleprompter app which scales formatted text nicely on Mac, but was found to be unusable on iOS due to layer backing.
On 11/17/14 3:00 PM, "[email protected]" <[email protected]> wrote: > Hi, I have an app where I need to programmatically scroll the content of a > full screen scroll view. I have always done this using scrollPoint on my view. > I have been using this since 10.6. My view is not layer backed and has a > single subview which is a layer *hosting* view. Now in Yosemite 10.10, this > takes a *very* long time at 100% CPU, with a stack trace looking something > like this: CoreGraphics`argb32_sample_argb32 + 621 > CoreGraphics`argb32_image_mark + 1696 CoreGraphics`RGBA32_image + 1156 > libRIP.A.dylib`ripl_Mark + 23 libRIP.A.dylib`RIPLayerBltImage + 1146 > libRIP.A.dylib`ripc_RenderImage + 265 libRIP.A.dylib`ripc_EndLayer + 1204 > CoreGraphics`CGContextEndTransparencyLayer + 53 QuartzCore`-[CALayer > renderInContext:] + 1025 QuartzCore`-[CALayer _renderSublayersInContext:] + > 479 QuartzCore`-[CALayer renderInContext:] + 1082 AppKit`-[NSView > _layerBackedDisplayRectIgnoringOpacity:inContext:isRootView:flipContextIfNeede > ed:] + 245 AppK _______________________________________________ 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: https://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to [email protected]
