[postgis-devel] ST_CurveToLine extended API proposal

[Tom van Tilburg]

Superb! Really happy with this new behaviour :)

On Mon, Jun 19, 2017 at 11:05 AM, Sandro Santilli <strk at kbt.io> wrote:

> On Tue, Jun 13, 2017 at 09:06:53AM -0700, Paul Ramsey wrote:
> > All equal lengths has nice properties in terms of both regular lengths
> and
> > regular angles between segments. If you can do it, I don't really see the
> > point in other "lesser" options. Also, am fine WRT to the API as long as
> we
> > preserve the backwards compatibility, as we do know that lots of people
> use
> > these functions, so behavior changes on the old API *will* cause
> complaints.
>
> All-equal-lengths is now implemented in the PR:
> https://gitlab.com/postgis/postgis/merge_requests/3
>
> As of commit b9599af94321d7c9585d59bd5f9202975d7768b5
>
> It'll be done when passing LW_LINEARIZE_FLAG_SYMMETRIC flag
> to this new liblwgeom function:
>
>    LWGEOM* lwcurve_linearize(const LWGEOM *geom, double tol,
>                              LW_LINEARIZE_TOLERANCE_TYPE type, int flags);
>
> Backward compatibility is retained (lwgeom_stroke calls
> lwcurve_linearize with flags and types retaining backward
> compatibility).
>
> --strk;
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