[metapost] Re: new is_clockwise routine

Werner LEMBERG wl at gnu.org
Sun Nov 27 16:52:32 CET 2005

> You asked for comments, so I explained how I plan to go about
> it, if and when I reach this point.


> If it's not helpful to you, please disregard it.  I don't see any
> problems with the geometry of Bezier curves.  One can convert the
> representation using control points into a polynomial and manipulate
> the latter using straightforward and well-documented methods.

Well, on the MetaPost macro level such computations are not very

> > As mentioned in my last mail, I assume that the curve doesn't
> > intersect itself.  It's not needed for my particular problem, and
> > it makes life much simpler.
> I try to find general solutions without losing touch with reality.



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