Topic: Interesting Optical Illusion (Read 3018 times)

Tim Gray · « **on:** June 12, 2006, 01:40:26 pm »

http://www.johnsadowski.com/big_spanish_castle.html#

I haven't seen this illusion before

David White · « **Reply #1 on:** June 12, 2006, 02:40:24 pm »

Quote

http://www.johnsadowski.com/big_spanish_castle.html#

I haven't seen this illusion before
[a href=\"index.php?act=findpost&pid=68004\"][{POST_SNAPBACK}][/a]

That's pretty cool! If you scroll down a bit he has a tutorial on how to do it in Photoshop.

jmb · « **Reply #2 on:** June 12, 2006, 03:59:29 pm »

Quote

That's pretty cool! If you scroll down a bit he has a tutorial on how to do it in Photoshop.

The false colour image is just an inversion of the a and b channels in Lab. In any case, it is pretty cool...

JMB

Hendrik · « **Reply #3 on:** June 14, 2006, 03:38:07 am »

wow, really nice!

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