[GRASS-dev] [GRASS GIS] #1928: after v.transform v.to.db gives incorrect length

GRASS GIS trac at osgeo.org
Sat Apr 13 03:07:21 PDT 2013


#1928: after v.transform v.to.db gives incorrect length
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 Reporter:  pertusus     |       Owner:  grass-dev@…              
     Type:  defect       |      Status:  new                      
 Priority:  normal       |   Milestone:  6.4.3                    
Component:  Vector       |     Version:  svn-releasebranch64      
 Keywords:               |    Platform:  Linux                    
      Cpu:  Unspecified  |  
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Comment(by mmetz):

 Replying to [comment:1 mmetz]:
 > Replying to [ticket:1928 pertusus]:
 > > I import a dxf without georeferenced information, then scale it with
 v.transform. After that the line length obtained through v.to.db is wrong.
 >
 > The bug in v.to.db is that it does not use geodesic distance
 calculations in latitude-longitude projections.

 Applies to 3D vectors only.

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Ticket URL: <http://trac.osgeo.org/grass/ticket/1928#comment:2>
GRASS GIS <http://grass.osgeo.org>



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