sure - I can wait - it's not that urgent.
Let me know if there is something to test.
Andreas
Simon Greener wrote:
Regina,
This might help
http://trac.osgeo.org/postgis/wiki/UsersWikiplpgsqlfunctions
upgis_lineshift(centerline geometry, dist double precision)
Though its simplified in the sense it bases on start and end points of
the linestring to do the shift.
To do true shifting when you have very curvy lines or polygons - you'd
probably want to use Simon's approach.
http://www.spatialdbadvisor.com/postgis_tips_tricks/128/exploding-a-line
string-or-polygon-into-individual-vectors-in-postgis/
(hmm I though he had that wrapped more nicely in a function, but can't
find it).
I have it partially built. Am away consulting. Could finish it next week if
Andreas is prepared to wait.
S
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