Food for thought:
=================
General info:
- FAQ for comp.graphics.algorithms:
  http://www.landfield.com/faqs/graphics/algorithms-faq/
- Graphics Gems Repository
  http://www.acm.org/tog/GraphicsGems/
  (especially http://www.acm.org/tog/GraphicsGems/gemsiv/curve_isect/)

Similar projects:
- Autotrace
  http://homepages.go.com/~martweb/AutoTrace.htm
- Adobe Illustrator Fileformat Specification:
  http://partners.adobe.com/asn/developer/PDFS/TN/5007.AI7FileFormat.pdf
- Postscript Specs (since .AI is basically .PS):
  http://partners.adobe.com/asn/developer/technotes.html#postscript
- Adobe Illustrator Features:
  http://www.adobe.com/products/illustrator/features.html
- Sketch Development Guide:
  http://sketch.sourceforge.net/Doc/devguide.html
