[GRASS-dev] [GRASS GIS] #994: v.buffer creating wrong buffer around polygon edges.

GRASS GIS trac at osgeo.org
Thu Mar 11 05:03:00 EST 2010


#994: v.buffer creating wrong buffer around polygon edges.
-------------------------+--------------------------------------------------
 Reporter:  mlechner     |       Owner:  grass-dev at lists.osgeo.org
     Type:  defect       |      Status:  new                      
 Priority:  major        |   Milestone:  6.4.0                    
Component:  Vector       |     Version:  6.4.0 RCs                
 Keywords:  v.buffer     |    Platform:  Linux                    
      Cpu:  Unspecified  |  
-------------------------+--------------------------------------------------
 v.buffer is creating wrong results around some edges.[[BR]]
 try spearfish60: v.buffer input=rstrct_areas at PERMANENT
 output=rstr_buffered type=point,line,area layer=1 distance=1000 angle=0
 scale=1.0 tolerance=0.01

 see http://www.marcolechner.de/buffer_bug.png (selfsigned certificate from
 uni-freiburg.de to accept) or attached file[[BR]]
 blue= spearfish rstrct_areas; green=v.buffer result; brown = correct
 buffer using fTools in QGIS buffering corresponding shapefile

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Ticket URL: <http://trac.osgeo.org/grass/ticket/994>
GRASS GIS <http://grass.osgeo.org>


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