Something related that I stumbled upon some time ago (submitted to HN, got one upvote): http://gpuhacks.wordpress.com/2013/07/08/signed-distance-field-renderin

Something related that I stumbled upon some time ago (submitted to HN, got one upvote): http://gpuhacks.wordpress.com/2013/07/08/signed-distance-field-rendering-of-color-bit-planes/ http://gpuhacks.wordpress.com/2013/07/08/signed-distance-fie...