I made a similar thing a couple of years ago: http://powerstones.ivank.net/ http://powerstones.ivank.net/ Instead of producing an image, it is an actual game :

I made a similar thing a couple of years ago: http://powerstones.ivank.net/ http://powerstones.ivank.net/ Instead of producing an image, it is an actual game :D And instead of running just on nVidia, it runs everywhere (in a browser, even on phones etc).