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

Imre Samu pella.samu at gmail.com
Wed Feb 16 10:54:57 PST 2022


> how vertices run?  clockwise or anti-clockwise?

maybe the:
https://postgis.net/docs/ST_Angle.html  *"Computes the clockwise angle
between two vectors."*
or https://postgis.net/docs/ST_Azimuth.html

regards,
 Imre


Shaozhong SHI <shishaozhong at gmail.com> ezt írta (időpont: 2022. febr. 16.,
Sze, 17:06):

> Can we use PostGIS to find out how vertices run?  clockwise or
> anti-clockwise?
>
> Regards,
>
> David
> _______________________________________________
> postgis-users mailing list
> postgis-users at lists.osgeo.org
> https://lists.osgeo.org/mailman/listinfo/postgis-users
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.osgeo.org/pipermail/postgis-users/attachments/20220216/da74b812/attachment.html>


More information about the postgis-users mailing list