[postgis-users] Are there script examples for determine where vertices run clockwise or anti-clockwise?

[Martin Davis]

There's
ST_IsPolygonCCW <https://postgis.net/docs/ST_IsPolygonCCW.html>
ST_IsPolygonCW <https://postgis.net/docs/ST_IsPolygonCW.html>


On Wed, Feb 16, 2022 at 8:06 AM Shaozhong SHI <shishaozhong at gmail.com>
wrote:

> Can we use PostGIS to find out how vertices run?  clockwise or
> anti-clockwise?
>
> Regards,
>
> David
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