[QGIS-trac] Re: [Quantum GIS] #1146: Custom Projection Definition

Quantum GIS qgis at qgis.org
Thu Jul 10 05:07:20 EDT 2008


#1146: Custom Projection Definition
-----------------------------------------------------+----------------------
        Reporter:  alf                               |         Owner:  nobody                                     
            Type:  bug                               |        Status:  closed                                     
        Priority:  major: does not work as expected  |     Milestone:  Version 0.11.0                             
       Component:  Projection Support                |       Version:  0.10.0                                     
      Resolution:  fixed                             |      Keywords:  Projection, Custom, ellps, proj4, ellipsoid
Platform_version:                                    |      Platform:  All                                        
        Must_fix:  No                                |   Status_info:  0                                          
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Changes (by timlinux):

  * status:  new => closed
  * resolution:  => fixed

Comment:

 Hi

 Ok so I agree its probably best to comment out the check for now since
 there are a number of non ellps+ ways to specify the ellipsoid. In the
 future we could implement more sophisticated checks to try to validate the
 various permutations, but for now the fact that the proj string in its
 entirety is checked in the code that follows this block should be
 sufficient. Here is the comment I placed in the code.

  /** I am commenting this check out for now because of ticket #1146
    * In 1.0.0 we should consider doing more sophisticated checks or just
    * removing this commented block entirely. It is possible to set the
    * parameters for the earths figure in ways other than using ellps
 (which
    * is a convenience function in proj). For example the radius and
 flattenning
    * can be specified and various other parameter permutations. See the
 proj
    * manual section entitled 'Specifying the Earths Figure' for more
 details.
    * Tim Sutton */

 Many thanks

 Regards

 Tim

-- 
Ticket URL: <https://trac.osgeo.org/qgis/ticket/1146#comment:2>
Quantum GIS <http://qgis.org>
Quantum GIS is an Open Source GIS viewer/editor supporting OGR, PostGIS, and GRASS formats


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