# Tweet by [@keefmoon](http://twitter.com/keefmoon) on 2011-04-09 20:45:22 > [!INFO] Archived from [original tweet](http://twitter.com/keefmoon/status/56820019602001920) RT @bradlarson: Just got GPU Pro 2 and was surprised to find that it has a chapter on implementing page-turn on the iPad using OpenGL ES ...