Correcting for winding and pulling edges out

Going to revise so that the page changes the winding of the initial triangle, and then use points outside the polygon to pull out edges.

World Map is coming... I'm going to work on this tomorrow.
But I'm still using code from this.
Just click in the sinusoidal shape to place landmass...

Seed: 1744744718183 ms since first internet millisecond! 8-P
This gives me a repeatable version of JS' random # 0.8522353819571435

I'm using the cross product to detect winding, clockwise or counter, lime or pink! 8-P

Go get Chrome!

Please input a seed or click Random!