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That's amazing. It's so inspiring to see someone can have such a simple idea, execute, and create something not only incredibly intuitive and useful, but beautiful too.

It makes you wonder what other things are out there waiting to be done, and what you can do.



I'm not so sure it's exactly simple to implement. A quick glance at the code, it seems like they had to implement vector field support from scratch.


I haven't looked at the code and how they implemented vector field support, but couldn't a library like Sylvester have been used?

http://sylvester.jcoglan.com/

Paper.js looks like it could work as well:

http://paperjs.org/about/




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