[GRASS-dev] Re: [GRASS GIS] #699: v.buffer segfault: in Vect_get_isle_points()

GRASS GIS trac at osgeo.org
Mon Apr 4 05:02:46 EDT 2011


#699: v.buffer segfault:  in Vect_get_isle_points()
----------------------+-----------------------------------------------------
 Reporter:  neteler   |       Owner:  grass-dev@…              
     Type:  defect    |      Status:  new                      
 Priority:  normal    |   Milestone:  7.0.0                    
Component:  Vector    |     Version:  6.4.0 RCs                
 Keywords:  v.buffer  |    Platform:  All                      
      Cpu:  All       |  
----------------------+-----------------------------------------------------

Comment(by mlennert):

 Replying to [comment:23 hamish]:
 > but back to the old RT bug tracker bug #2765 re v.buffer1.. I think it
 is important to read through all that report before (re)activating; here's
 one snippet:
 > {{{
 > [Apr 29 2007]
 > example of vector shape that doesn't get buffered correctly:
 >
 > GRASS> v.in.ascii out=ditch_1205 form=standard -n << EOF
 > B  4
 >  600727.68682251 5677973.32091602
 >  600739.16582305 5678137.49568095
 >  600736.32863997 5678140.4618269
 >  600730.63832718 5678056.67823368
 > B  2
 >  600730.63832718 5678056.67823368
 >  600725.02385533 5677974.01131491
 > C  1 1
 >  600730.04890192 5678035.56666655
 >  1     1205
 > B  2
 >  600727.68682251 5677973.32091602
 >  600725.02385533 5677974.01131491
 > EOF
 >
 > # and then:
 > GRASS> v.buffer ditch_1205 out=ditch_1205_b1 type=area buffer=1
 > GRASS> v.buffer ditch_1205 out=ditch_1205_b4 type=area buffer=4
 >
 > [...]
 >
 > http://bambi.otago.ac.nz/hamish/grass/bugs/bug2765.png
 > http://bambi.otago.ac.nz/hamish/grass/bugs/bug2765_zoom.png
 > }}}

 This specific issue seems to be solved. See attached PNG file.

 Moritz

-- 
Ticket URL: <https://trac.osgeo.org/grass/ticket/699#comment:24>
GRASS GIS <http://grass.osgeo.org>



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