in right hemisphere’s deep exploration they have this wonderful shading technique they call ‘illustration’.
samples:
https://vvvv.org/sites/default/files/imagecache/large/images/milkillustration.jpg
https://vvvv.org/sites/default/files/imagecache/large/images/super8illustration.jpg
it almost looks like it is drawn with a pencil.
anyone already achieved a similiar shading technique?