[GRASS-dev] [GRASS GIS] #2402: v.distance in Long/Lat Locations on GRASS 7.0

[GRASS GIS]

#2402: v.distance in Long/Lat Locations on GRASS 7.0
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 Reporter:  micha        |       Owner:  grass-dev@…              
     Type:  enhancement  |      Status:  new                      
 Priority:  normal       |   Milestone:  7.0.0                    
Component:  Default      |     Version:  unspecified              
 Keywords:               |    Platform:  All                      
      Cpu:  Unspecified  |  
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Comment(by mmetz):

 Replying to [comment:5 mlennert]:
 > Replying to [comment:4 mmetz]:
 > > Replying to [ticket:2402 micha]:
 > > > In stable version 6.4, when working in a Long-Lat LOCATION,
 v.distance returns geodesic distance on a sphere in meters (in the cases
 of point to point, and point to line).
 > >
 > > > In GRASS 7.0 this feature is lost, and distances are always returned
 in the LOCATION units (i.e. degrees in a Long-Lat LOCATION). Geodesic
 distance should be the preferred behavior.
 > >
 > > Fixed for trunk in r61850.
 >
 > With the NC-data reprojected to EPSG 4326, I get the following now:
 >
 >
 {{{
 v.distance -p from=comm_colleges to=comm_colleges upload=dist col=dist
 dmin=0.0001

 Finding nearest features...
  100%
  100%
 from_cat|dist
 1|null
 2|null
 3|null
 [...]
 55|null
 56|null
 57|null
 58|null
  100%
 58 categories - no nearest feature found
 }}}
 >

 Oops. Fixed in r61861.

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Ticket URL: <https://trac.osgeo.org/grass/ticket/2402#comment:6>
GRASS GIS <http://grass.osgeo.org>