In 2003 I made a chuck close type drawing in photoshop, which – according to this blog, I revisited in 2010 to do in color (which took 1.5 hours then).
Now I wanted to see if I could make it in processing.
And I did.
Download the code 520kb
I guess now I need to make a version where you can upload your own image..
2010 Photoshop
2003 Photoshop