[Mapserver-users] Projection woes, Revisited.

Ed McNierney ed at topozone.com
Tue Feb 4 17:00:45 PST 2003


Chip -

This is a good answer (although you might not think so <g>).  I would
have been very unhappy if the executable made a different.

I haven't looked lately, but I thought there were reasonable pointers
that indicated that you needed to have PROJ set up properly if you're
going to be using PROJ support in MapServer.

PROJ can be a little awkward and antiquated in the way it's set up, but
it's not really too bad.  One does need to understand a bit more than
might be necessary about the mechanics of datum shifts, but I didn't
think it was all that bad.

Have you looked at the PROJ site (on remotesensing.org) and looked at
the setup/install instructions?  If they need updating, I'm sure your
input would be very much appreciated; perhaps the MapServer pages simply
need a louder, clearer link that points out the slightly non-trivial
nature of a PROJ install, and refers the reader to the PROJ site for
instructions.

	- Ed

Ed McNierney
President and Chief Mapmaker
TopoZone.com / Maps a la carte, Inc.
73 Princeton Street, Suite 305
North Chelmsford, MA  01863
Phone: (978) 251-4242  Fax: (978) 251-1396
ed at topozone.com


-----Original Message-----
From: Hankley, Chip [mailto:Chip.Hankley at GASAI.Com] 
Sent: Tuesday, February 04, 2003 5:50 PM
To: Ed McNierney
Cc: MapServer List (E-mail)
Subject: RE: [Mapserver-users] Projection woes, Revisited.

OK, Thanks a lot Ed...

Not sure if I should be happy (I am), or frustrated (I am). Anyway,
here's
what happened.

I took Ed's PROJ tree, and simply replaced mine. Once this was done, it
worked. A quick look at 

  http://207.250.243.23/projtest/projtest.html

will verify this.

This is NOT using the new 3.7 executable... all I did was replace the
contents of the PROJ directory. This is really worth noting somewhere.
Where
is one supposed to get all of the stuff that's in the PROJ directory?
Does
that come from the remote sensing site? Anyway, if someone can clear
these
questions up for me, I will put a detailed windows - PROJ setup page in
the
WIKI.

Chip




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