Under The Bridge

Now here is some seriously nifty niftiness: how to do augmented reality on the iPhone. Specifically, sudoku. Printed sudoku. Seriously. Like this:

OK, we know how to overlay images on the feed … but how the @(#$&@^!! does he do THAT?

Well, turns out that one of the things we missed while we were off wandering the Orient … the very day we left, actually … was that now you’re legally allowed to access the screen contents with UIGetScreenImage().

Sheesh. Just can’t take your eye off the ball for a second in this iPhone programming world, can you?

Any-ways, once you get past that formerly illegal bit, there’s still a lot of pixel pushing and math to get through to do anything useful. The article has lots of nicely explained code and a handy sample app to get you started on AR magic!

h/t: iPhoneSDK!