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If you're really reluctant to go into full-on 3D programming, I would suggest looking into raycasting. A very good explanation of this technique (coded in Javascript) can be found on this webpage. Raycasting is pretty simple, mathematically. A raycaster's in-game camera will send out abstract "rays" that are meant to collide with solid objects in the ...


As you have discovered, the iOS simulator is not for testing performance, so unfortunately there is no way of testing you app at a lower performance level. I would recommend finding an iPhone 4S/5 on eBay ($140 and $200 respectively) or finding a friend with one of these phones. (or just make sure that your app can achieve very high performance on your ...

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