[cairo] Re: adding a new curve type to cairo

[Jeff Smith]

--- Niki Spahiev <niki.spahiev at gmail.com> wrote:
> Carl Worth wrote:
> > poorly approximated with individual cubic B�ziers, (even the common
> > approach of 4 cubic B�ziers per circle is poor, so cairo_arc does
> > better than that when necessary).
> 
> Any info on how poor it is?

http://cgafaq.info/wiki/Bezier_Circle.  I am pretty sure the formula is correct, as I
calculated it independently once upon a time.  The accuracy stated I cannot vouch for.

 -- Jeff Smith

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