[GRASS-user] v.rast.stats

2010-06-04 Thread Sandile Gumede
Hi When I'm running the command below I'm getting some errors, I pasted them below v.rast.stats -ec vector=catchments raster=rainfall colprefix=rain_cols percentile=90 DBMI-DBF driver error: SQL parser error: syntax error, unexpected NULL_VALUE processing 'NULL' in statement:

[GRASS-user] Projecting a GCS onto a computer screen

2010-06-04 Thread Hanlie Pretorius
Hi, I was just wondering how the GRASS code displays coordinates in a geographic coordinate system on a computer screen. Do they get projected in some way? Or is there another trick to it? Thanks Hanlie ___ grass-user mailing list

[GRASS-user] Help with NVIZ crash

2010-06-04 Thread Rebecca Bennett
Good morning all, I'm looking for some help with NVIZ which keeps dropping out on my Ubuntu Hardy / GRASS 6.4 set up when loading a raster with the following message - Error in startup script: Togl: X server has no OpenGL GLX extension while executing togl $Nv_(TOP).canvas -rgba true

[GRASS-user] 3D peat modeling

2010-06-04 Thread whyduck
Hello all, I'm in GRASS for a week and I try to model develope phases of peat from a drillhole data. I have seen previous posts about the same problem (geological) but I always get some errors repeating the steps. I have boundary of peat imported from Microstation with v.in.ogr and then I

[GRASS-user] Problem importing netCDF

2010-06-04 Thread Hanlie Pretorius
Hi, I'm using Win XP and GRASS 6.4RC6 to import a TRMM netCDF file using the command: - r.in.gdal -o input =c:/data/3B42.000202.0.6.nc output=test band=precipitation - and am getting the error: - G_set_window(): Illegal latitude for North - gdalinfo for the file outputs: -

Re: [GRASS-user] Help with NVIZ crash

2010-06-04 Thread Rebecca Bennett
Great thanks for the heads up Glenn :) From: Glynn Clements gl...@gclements.plus.com To: Rebecca Bennett rabenn...@ymail.com Cc: grass-user@lists.osgeo.org Sent: Fri, 4 June, 2010 10:47:52 Subject: Re: [GRASS-user] Help with NVIZ crash Rebecca Bennett wrote:

[GRASS-user] use of v.surf.rst on big datasets with low memory

2010-06-04 Thread MORREALE Jean Roc
Hi, I'm trying to build a regional DEM based on a contour line map (3D vector) using v.surf.rst but the process fails with an memory allocation error when I set my region to a 50m resolution. As I'm using GRASS 6.4svn (OSGEO4W) on a Windows XP x86 with 2Go of RAM, I would like to know if it

[GRASS-user] gdal

2010-06-04 Thread Sandile Gumede
Hi I've got a geotiff file which covers the area of South Africa, from that tif file I want to take a portion of Cape Flats (Western Cape) and run it on GRASS. Which command should I use to do this? -- Kind Regards TS Gumede Student Researcher Meraka Institute, CSIR office : 012 841 2606

Re: [GRASS-user] v.rast.stats

2010-06-04 Thread Rich Shepard
On Fri, 4 Jun 2010, Sandile Gumede wrote: in statement: UPDATE catchments SET rain_cols_=-NULL WHERE cat=1 Do you really mean '-NULL'? I've never seen NULL negated before. Rich ___ grass-user mailing list grass-user@lists.osgeo.org

[GRASS-user] Problem with GRASS 6.4RC6 and wxPython 2.8.11 on CentOS 5.5 x86_64

2010-06-04 Thread Mathieu Baudier
Hello, I'm working on the RPM packaging of GRASS 6.4 for Enterprise Linux (http://wiki.osgeo.org/wiki/Enterprise_Linux_GIS). We rely on the EPEL repository for many libraries and since their upgrade of wxGTK / wxPython to 2.8.11 the wx UI of GRASS is broken. We get the stacktrace below: ...

[GRASS-user] Importing Dems with r.in.xyz

2010-06-04 Thread Hanlie Pretorius
Hi, I've been following the procedure at http://grass.osgeo.org/wiki/Import_XYZ to import DEMs into GRASS. It has worked for two DEMS, but I have a problem with the third one at the step where one verifies that the number of rows in the ASCII file corresponds to the number of cells in the

Re: [GRASS-user] v.rast.stats

2010-06-04 Thread Micha Silver
On 06/04/2010 09:53 AM, Sandile Gumede wrote: Hi When I'm running the command below I'm getting some errors, I pasted them below v.rast.stats -ec vector=catchments raster=rainfall colprefix=rain_cols percentile=90 DBMI-DBF driver error: SQL parser error: syntax error, unexpected

Re: [GRASS-user] gdal

2010-06-04 Thread Micha Silver
On 06/04/2010 03:28 PM, Sandile Gumede wrote: Hi I've got a geotiff file which covers the area of South Africa, from that tif file I want to take a portion of Cape Flats (Western Cape) and run it on GRASS. Which command should I use to do this? I'd just run gdal_translate -projwin ulx uly

Re: [GRASS-user] Importing Dems with r.in.xyz

2010-06-04 Thread Micha Silver
On 06/04/2010 04:20 PM, Hanlie Pretorius wrote: Hi, I've been following the procedure at http://grass.osgeo.org/wiki/Import_XYZ to import DEMs into GRASS. It has worked for two DEMS, but I have a problem with the third one at the step where one verifies that the number of rows in the ASCII