Hi Simon, This is going to be one of those annoying "you should upgrade!" answers. You should upgrade! In particular, the new offset curve in the latest GEOS (3.10+) does not have this behaviour. ATB, P
> On May 4, 2022, at 11:32 PM, Simon Greener <[email protected]> wrote: > > I have a simple linestring that when i put it into st_offsetcurve a segment > goes missing. > > It must be something simple that I can't see... Help. > > select ST_GeomFromEWKT('SRID=28356;LINESTRING(500307.696019595 > 6976743.9186081,500308.071454138 6976743.93737982,500308.409115531 > 6976743.97994064,500309.18401595 6976743.94236971,500309.644736808 > 6976743.81057794,500310.659151902 6976743.82466703,500311.203930379 > 6976743.92798709,500311.603 6976743.93)') as geom > > > union all > > > select ST_OffsetCurve(ST_GeomFromEWKT('SRID=28356;LINESTRING(500307.696019595 > 6976743.9186081,500308.071454138 6976743.93737982,500308.409115531 > 6976743.97994064,500309.18401595 6976743.94236971,500309.644736808 > 6976743.81057794,500310.659151902 6976743.82466703,500311.203930379 > 6976743.92798709,500311.603 6976743.93)'),0.02) as g > > > Regards > Simon > 39 Cliff View Drive > Allens Rivulet Tas 7150 > (W) 0418 396 391 > <Untitled.png><Untitled.png>_______________________________________________ > postgis-users mailing list > [email protected] > https://lists.osgeo.org/mailman/listinfo/postgis-users
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