GRASS: > r.contour -n input=crater output=hlinien step=150
Reading data.
Percent complete: 100%
FPRange of data: min = 0.000000 max = 2721.000000
Minimum level will be 0.000000
Maximum level will be 2700.000000
Continue?(y/n) [y] y
Displacing data.
Percent complete: 100%
Total levels: 19 Current level:
Building topology...
V.SUPPORT:
Selected information from vector header
Organization:
Map Name: from raster map crater
Source Date:
Orig. Scale: 0
No snapping will be done
Reading Vector file.
100%
Building areas
Building islands
Attaching labels
Number of lines: 261
Number of nodes: 262
Number of areas: 0
Number of isles: 0
Number of atts : 261
Number of unattached atts : 0
Snapped lines : 0
Finished.
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