Sunday, 10 October 2010 Augmented reality on the iPhone with iOS4.0 A long time ago I did a blog post on how to do AR on the iPhone. The code was written pre iOS4.0 and used the UIGetScreenImage function. I've now updated the code to use the new 4.0 features. The code is available here With the advent of iOS4.0 we now have proper access to the real time camera stream and the use of UIGetScreenIm