[QGIS-trac] Re: [Quantum GIS] #597: lat/lon maps should wrap around 180 longitude

Quantum GIS qgis at qgis.org
Thu Jul 23 10:46:19 EDT 2009


#597: lat/lon maps should wrap around 180 longitude
-----------------------------------------------------+----------------------
        Reporter:  hamish_nospam at yahoo.com           |         Owner:  nobody       
            Type:  defect                            |        Status:  new          
        Priority:  major: does not work as expected  |     Milestone:  Version 1.2.0
       Component:  Projection Support                |       Version:  HEAD         
      Resolution:                                    |      Keywords:               
Platform_version:                                    |      Platform:  Debian       
        Must_fix:  No                                |   Status_info:  0            
-----------------------------------------------------+----------------------
Changes (by lutra):

 * cc: pcav (added)
  * status_info:  => 0
  * version:  0.8 => HEAD
  * milestone:  Version 1.0.3 => Version 1.2.0

Comment:

 Replying to [comment:3 g_j_m]:

 > A work-around that I use a lot is to transform the longitude data to
 0->360. If your data is in postgis, recent versions include a
 shift_longitude (or something like that) that can be used to move the
 discontinuity to somewhere else.

 Hi,
 I'm testing this workaround and is fine for points, but I'm struggling
 with other geometries. Can you please post a working example for polygons?
 Thanks.

-- 
Ticket URL: <https://trac.osgeo.org/qgis/ticket/597#comment:5>
Quantum GIS <http://qgis.org>
Quantum GIS is an Open Source GIS viewer/editor supporting OGR, PostGIS, and GRASS formats


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