[postgis-users] Noob request - using ST_SimplifyPreserveTopology() on Tiger Data

Greg Williamson gwilliamson39 at yahoo.com
Tue Jun 28 18:15:31 PDT 2011


I saw a thread recently on the the Open Source Mapping / US mail list ... see for instance:

 <http://lists.openstreetmap.org/pipermail/talk-us/2011-June/006256.html>

There is a reference in there to running a "simplify" from the JOSM code base -- that is almost certainly open source, and may help.

I hope ...

Greg WIlliamson

________________________________
From: Christian Guirreri <christian at guirreri.com>
To: PostGIS Users Discussion <postgis-users at postgis.refractions.net>; Christian Guirreri <christian at guirreri.com>
Sent: Tuesday, June 28, 2011 3:07 PM
Subject: Re: [postgis-users] Noob request - using ST_SimplifyPreserveTopology() on Tiger Data


On Tue, Jun 28, 2011 at 5:32 PM, Sandro Santilli <strk at keybit.net> wrote:

Does it mean the source code is publically accessible ?

Yes via a SWF Decompiler. But Flash is only rendering shapes and passing them onto backend scripts, thanks to vanrijkom's shape reader for actionscript. As far as I know, Flash does not do any of the actual shapefile simplification

Do you have a link to source code of the backend too ?

Nope 
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