Fixing Layer Transparency Issues in Xcode

Mon, 30 Jan 2012 15:23:18 +0000

If you're looking to get higher frame rates and general application performance tweaks from your iOS application, you may need to take a look at transparent settings on your subviews. Any time you set a subview to be transparent, the OS has to blend multiple layers together to figure out the end flattened result. This blending takes CPU cycles and can impact performance of your app - especially in something as simple as a UITableViewCell.

Instruments on The Dangling Pointer

Fixing Layer Transparency Issues in Xcode