[postgis-tickets] [PostGIS] #5238: ST_Area() does not always follow the winding order of coordinates in a Geography
PostGIS
trac at osgeo.org
Tue Sep 13 13:36:23 PDT 2022
#5238: ST_Area() does not always follow the winding order of coordinates in a
Geography
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Reporter: eldang | Owner: pramsey
Type: defect | Status: closed
Priority: medium | Milestone: PostGIS 3.2.4
Component: postgis | Version: 3.2.x
Resolution: wontfix | Keywords:
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Comment (by eldang):
Replying to [comment:2 robe]:
> This is by design. geography doesn't care about winding order and
always computes based on short-test edge. It does not support correctly
calculate measures of geometries larger than a half-hemisphere as a
result.
>
> This is written in the FAQ -
https://postgis.net/docs/using_postgis_dbmanagement.html#idm1655
Thank you, and I'm sorry I hadn't realised that.
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Ticket URL: <https://trac.osgeo.org/postgis/ticket/5238#comment:3>
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