Hi,
I imported a large SRTM grid with r.in.gdal; when starting grass64
with this location there is an error.
Some part of Grass seems to work despite this error, except d.rast
shows a blank screen. The east and west (see below) have the same
value, except E/W. Could this cause troubles?
GRASS 6.4.0RC4 (northamericaSRTM3):~/gis/DATA/SRTM/SRTM-V2-
frome0srp01u.ecs.nasa.gov/SRTM3/north_america > Error in startup
script: divide by zero
while executing
"expr round($parts(w)/$parts(ewres))*$parts(ewres)"
(procedure "MapCanvas::zoom_gregion" line 17)
invoked from within
"MapCanvas::zoom_gregion $mon"
(procedure "MapCanvas::create" line 40)
invoked from within
"MapCanvas::create"
(procedure "Gm::startmon" line 11)
invoked from within
"Gm::startmon"
(procedure "Gm::create" line 79)
invoked from within
"Gm::create"
(procedure "main" line 30)
invoked from within
"main $argc $argv"
(file "/usr/local/grass/grass-6.4.0RC4/etc/gm/gm.tcl" line 566)
GRASS 6.4.0RC4 (northamericaSRTM3):~/gis/DATA/SRTM/SRTM-V2-
frome0srp01u.ecs.nasa.gov/SRTM3/north_america > g.region -p
projection: 3 (Latitude-Longitude)
zone: 0
datum: wgs84
ellipsoid: wgs84
north: 61:00:01.5N
south: 9:59:58.5N
west: 179:59:58.5E
east: 179:59:58.5W
nsres: 0:00:03
ewres: 0:00:00.000007
rows: 61201
cols: 432001
cells: 26438893201
GRASS 6.4.0RC4 (northamericaSRTM3):~/gis/DATA/SRTM/SRTM-V2-
frome0srp01u.ecs.nasa.gov/SRTM3/north_america > r.info na_mosaic
+
----------------------------------------------------------------------------+
| Layer: na_mosaic Date: Tue Jun 9 21:54:39
2009 |
| Mapset: PERMANENT Login of Creator:
ltoma |
| Location:
northamericaSRTM3 |
| DataBase: /mnt/research/gis/DATA/
grassdb/ |
| Title:
( na_mosaic ) |
| Timestamp:
none |
|
----------------------------------------------------------------------------|
|
|
| Type of Map: raster Number of Categories:
5573 |
| Data Type:
CELL |
| Rows:
61201 |
| Columns:
432001 |
| Total Cells:
26438893201 |
| Projection: Latitude-
Longitude |
| N: 61:00:01.5N S: 9:59:58.5N Res:
0:00:03 |
| E: 179:59:58.5W W: 179:59:58.5E Res:
0:00:00.000007 |
| Range of data: min = -291 max =
5573 |
|
|
| Data
Description: |
| generated by
r.in.gdal |
|
|
|
Comments
: |
| r.in.gdal input="na_mosaic.vrt"
output="na_mosaic" |
|
|
+
----------------------------------------------------------------------------+
-Laura
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