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Subject: Re: [geometry] a ring concept implementation of a true circle?
From: Mats Taraldsvik (mats.taraldsvik_at_[hidden])
Date: 2012-08-28 12:54:56

On 08/28/2012 03:47 PM, joe_at_[hidden] wrote:
> Is there an easy way to model a true circle? By that I mean not a
> polygon with a bunch of closely spaced points, but something you
> construct with a point and a radius.
> I guess not? All rings must consist of a list of points?

It is not part of the simple geometry feature set, which, as far as I
can see, is the only implemented data types thus far. However, the
SQL-MM standard has a CIRCULARSTRING type (see
It is currently missing(?) from Boost.Geometry (but might be in future
plans? Barend?)


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