For anyone wondering what distance fields are for, check out: http://iquilezles.org/www/articles/raymarchingdf/raymarchingdf.htm http://iquilezles.org/www/artic

For anyone wondering what distance fields are for, check out: http://iquilezles.org/www/articles/raymarchingdf/raymarchingdf.htm http://iquilezles.org/www/articles/raymarchingdf/raymarching... The code to generate all those images comes to only 13k. There's a simple tutorial for modelling with distance fields on the same site: http://iquilezles.org/www/articles/distfunctions/distfunctions.htm http://iquilezles.org/www/articles/distfunctions/distfunctio... If you're into this kind of thing it's worth exploring that site.