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iPhone User Interface Cookbook by Cameron Banga

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Migrating to the high-resolution Retina display

With the announcement of the iPhone 4, Apple introduced the Retina display. This new technology produces a 3.5 screen with a resolution of 960x640 pixels, which is considered to be the highest resolution screen ever placed inside of a mobile phone. The screen's pixel density is a welcome addition to consumers, but can cause a significant heartache for designers who are unprepared for the change. In this recipe, we'll take a look at how to best prepare resources for future changes in iOS screen resolution.

Getting ready

Updating our art resources for the new screen requires us to double the resolution of our original artwork. To help make this process easier, we'll need the original art resources for ...

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