js/canvas knock-off of Robert Hodgin's stippling project
by way of Jordan Orelli's processing version
also swiped some vector bits from Processing.js
Image by James Willamor
https://www.flickr.com/photos/bz3rk/
under
https://creativecommons.org/licenses/by-sa/2.0/
Ends up scaling too poorly to run realtime in the browser with decent fidelity, but does okay with fewer, larger particles.
Uncomment the saveimg stuff to have it dump frames out to disk (in Chrome anyway).