Action Extensions show laggy animation performance during rotation transitions inside mobile Safari

Originator:andrew.docusign.test
Number:rdar://18434261 Date Originated:9/23/2014
Status:Open Resolved:
Product:iOS SDK Product Version:iOS 8
Classification:Performance Reproducible:Always
 
Summary:
An action extension with a webview inside and modally displayed form sheet view controller displays laggy animation performance on older devices, such as an iPad 3.

Steps to Reproduce:
1. Open attached sample project.
2. Navigate to an image page. (E.g. http://upload.wikimedia.org/wikipedia/commons/7/7c/Flare_0.jpg)
2. Launch action extension from the Open In menu.
3. After the extension launches, hit the Show button in the top right corner of the screen. A form sheet modal should appear.
4. Rotate the device. Note that there is a half second to a second lag before a rotation animation initiates. The animation also runs slowly.

Expected Results:
Smooth animations.

Actual Results:
Laggy animations.

Version:
iOS 8 GM 12A365

Notes:


Configuration:
iPad 3

Comments


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