Initial implementation of polygon trianagulation. It seems to be robust and passes the associated tests,
but has some problems:
(1) it generates T-vertices;
(2) it only works with right-handed outer contours;
(3) The sort and search are inefficient.


git-svn-id: http://skia.googlecode.com/svn/trunk@119 2bbb7eff-a529-9590-31e7-b0007b416f81
5 files changed