On Thu, 2009-01-15 at 10:16 +1100, Richard Chirgwin wrote: [...] Unfortunately, even the following Segfaults. > > > > # step 1: split in separate vector maps all samples, e.g. boxes of > > 40.000m x 40.000m > > for x in `v.category box_40000 option=print | sort -nu | grep -v > "/"`; > > do v.extract in=box_40000 list=$x out=box_sample_40000_$x; done > > > > # step 2: intersection of each separate box_sample with corine > > for x in `g.mlist type=vect pat=box_sample*`; do v.overlay > ainput=corine > > binput=$x operator=and out=corine_box_sample_$x; done > > > > The result after several minutes of processing is "Segmentation > > fault" :-( > > > > So, the only way is to do this job per smaller CORINE-blocks? > > > > > Nikos, > > You might try inserting a v.build between steps 1 and 2. It will slow > down the process, but I found in a similar 'bulk overlay' exercise > that > this improved the stability of the process. > > Richard
Thanks for the extra hint :-) _______________________________________________ grass-user mailing list grass-user@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/grass-user
