Re: [GRASS-user] interesting article on TIN generation

2008-09-23 Thread Vincent Bain
Dylan, As I spend a couple of days computing a huge lidar dataset (first split the original file in 145 pieces ! then performing a loop with v.surf.rst, and rearrange data in a single raster), it is of great interest for us. Perhaps could this code be turned into grass module ? well, it's beyond

Re: [GRASS-user] interesting article on TIN generation

2008-09-23 Thread Hamish
Vincent Bain wrote: As I spend a couple of days computing a huge lidar dataset (first split the original file in 145 pieces ! then performing a loop with v.surf.rst, and rearrange data in a single raster), it is of great interest for us. I still look for a nice method to paste together

Re: [GRASS-user] vector operations based on rasters

2008-09-23 Thread Hamish
Tim Michelsen wrote: I have calculated raster file based on a DEM with some r.mapcalc commands. As a result, my raster file with the areas of interest is smaller than the whole region. How do I intersect the landcover vector of the whole region to get a new landcover vector with only those

Re: [GRASS-user] interesting article on TIN generation

2008-09-23 Thread Vincent Bain
Le mardi 23 septembre 2008 à 01:17 -0700, Hamish a écrit : I still look for a nice method to paste together overlapping splines cleanly. Maybe first generating /sufficiently/ overlapping tiles, then adjust adjacent ones in the middle of the overlap (ok, not very clean) IM(V)HO the fact that

[GRASS-user] Second try, run grass scripts as batch process in Windows

2008-09-23 Thread Kris Nackaerts
Dear All, Can anyone give me a clue on how to run GRASS scripts as a batch process on Windows (Native Windows version, 6.3)? Thank's, Kris -- GMX startet ShortView.de. Hier findest Du Leute mit Deinen Interessen! Jetzt dabei sein: http://www.shortview.de/[EMAIL PROTECTED]

Re: [GRASS-user] interesting article on TIN generation

2008-09-23 Thread Vincent Bain
Sorry I forgot the PS [*] Is there any thoughts on moving r.surf.nnbathy into the main source? It requires an external dependency to use, but so do many other scripts. To me it's a valuable addition to the available quiver of interpolation methods; a nice compromise between IDW and splines.

Re: [GRASS-user] Second try, run grass scripts as batch process in Windows

2008-09-23 Thread Moritz Lennert
On 23/09/08 10:51, Kris Nackaerts wrote: Dear All, Can anyone give me a clue on how to run GRASS scripts as a batch process on Windows (Native Windows version, 6.3)? You have three options: - Run a *nix shell (e.g. bash) script in msys. This means launching 'command line GRASS' in msys

[GRASS-user] nnbathy

2008-09-23 Thread John Stevenson
Hi, I am keen to try r.surf.nnbathy, but I cannot find the nn libraries online. The link given in the instructions: http://www.marine.csiro.au/~sak007 is dead. Does anyone know where I can get them from now? Cheers John ___ grass-user mailing

Re: [GRASS-user] nnbathy

2008-09-23 Thread G. Allegri
Same questions from me. I looked for it a week ago... 2008/9/23 John Stevenson [EMAIL PROTECTED]: Hi, I am keen to try r.surf.nnbathy, but I cannot find the nn libraries online. The link given in the instructions: http://www.marine.csiro.au/~sak007 is dead. Does anyone know where I can

Re: [GRASS-user] nnbathy

2008-09-23 Thread Vincent Bain
Given your system, don't know if it can help, but the Natural Neighbours interpolation library is available here : http://packages.ubuntu.com/hardy/libs/libcsiro0 Le mardi 23 septembre 2008 à 12:18 +0100, John Stevenson a écrit : Hi, I am keen to try r.surf.nnbathy, but I cannot find the

Re: [GRASS-user] Second try, run grass scripts as batch process in Windows

2008-09-23 Thread Glynn Clements
Moritz Lennert wrote: Can anyone give me a clue on how to run GRASS scripts as a batch process on Windows (Native Windows version, 6.3)? You have three options: - Run a *nix shell (e.g. bash) script in msys. This means launching 'command line GRASS' in msys (IIRC the current

Re: [GRASS-user] nnbathy

2008-09-23 Thread Moritz Lennert
On 23/09/08 13:18, John Stevenson wrote: Hi, I am keen to try r.surf.nnbathy, but I cannot find the nn libraries online. The link given in the instructions: http://www.marine.csiro.au/~sak007 is dead. Does anyone know where I can get them from now?

[GRASS-user] Attempt to export (r.out.gdal) produces sometimes an error and sometimes not

2008-09-23 Thread Nikos Alexandris
r.info composite_b123 -tr min=0 max=32767 datatype=CELL [Raster MASK present] 1st attempt to export: r.out.gdal in=composite_b123 out=/home/nik/grassdb/peloponnese/data/exports/composite_b123.tif Exporting to GDAL data type: UInt16 Segmentation fault [Raster MASK present] 2nd attempt to

Re: [GRASS-user] nnbathy

2008-09-23 Thread G. Allegri
I could use the one from the Ubuntu repositories. Thanks 2008/9/23 Moritz Lennert [EMAIL PROTECTED]: On 23/09/08 13:49, Moritz Lennert wrote: On 23/09/08 13:18, John Stevenson wrote: Hi, I am keen to try r.surf.nnbathy, but I cannot find the nn libraries online. The link given in the

Re: [GRASS-user] nnbathy

2008-09-23 Thread Moritz Lennert
On 23/09/08 14:07, G. Allegri wrote: I could use the one from the Ubuntu repositories. Just out of curiosity: how does this work ? IIUC, the Ubuntu library version does not contain the nnbathy executable which r.surf.nnbathy calls, but only a C-library. How do you use this for the script ?

Re: [GRASS-user] nnbathy

2008-09-23 Thread Moritz Lennert
On 23/09/08 13:49, Moritz Lennert wrote: On 23/09/08 13:18, John Stevenson wrote: Hi, I am keen to try r.surf.nnbathy, but I cannot find the nn libraries online. The link given in the instructions: http://www.marine.csiro.au/~sak007 is dead. Does anyone know where I can get them from

Re: [GRASS-user] nnbathy

2008-09-23 Thread G. Allegri
You're right Moritz. I thought it contained also the executable... 2008/9/23 Moritz Lennert [EMAIL PROTECTED]: On 23/09/08 14:07, G. Allegri wrote: I could use the one from the Ubuntu repositories. Just out of curiosity: how does this work ? IIUC, the Ubuntu library version does not contain

Re: [GRASS-user] Second try, run grass scripts as batch process in Windows

2008-09-23 Thread Moritz Lennert
On 23/09/08 14:35, Kris Nackaerts wrote: Thank's, I like the Python option. I'm using Python now quite a lot for some processng, and also in pl/python in postGIS. This would fit great. But, the documentation keeps confusing me, I read: Sample script for raster access (use within GRASS,

Re: [GRASS-user] nnbathy

2008-09-23 Thread Vincent Bain
Sorry for the wrong way, and thank you Morritz for contacting P. Sakov ! VB Le mardi 23 septembre 2008 à 14:50 +0200, G. Allegri a écrit : You're right Moritz. I thought it contained also the executable... 2008/9/23 Moritz Lennert [EMAIL PROTECTED]: On 23/09/08 14:07, G. Allegri wrote:

Re: [GRASS-user] script by bash to Python

2008-09-23 Thread Gabriele N.
Martin Landa-2 wrote: Hi, 2008/7/5 Gabriele N. [EMAIL PROTECTED]: I use grass63 with wxpython and I do not know how to use some scripts that I have in bash. The graphical interface opens but when I try to launch the script I get the following error: GRASS 6.3.0 (gb2):~ v.topo_5 $

Re: [GRASS-user] nnbathy

2008-09-23 Thread Dylan Beaudette
On Tue, Sep 23, 2008 at 6:12 AM, Moritz Lennert [EMAIL PROTECTED] wrote: On 23/09/08 14:06, Moritz Lennert wrote: On 23/09/08 13:49, Moritz Lennert wrote: I have also put it on my machine, in case the above link doesn't work anymore: http://geog-pc40.ulb.ac.be/grass/nnbathy/ As a

Re: [GRASS-user] interesting article on TIN generation

2008-09-23 Thread Dylan Beaudette
On Mon, Sep 22, 2008 at 11:10 PM, Vincent Bain [EMAIL PROTECTED] wrote: Dylan, As I spend a couple of days computing a huge lidar dataset (first split the original file in 145 pieces ! then performing a loop with v.surf.rst, and rearrange data in a single raster), it is of great interest for

Re: [GRASS-user] nnbathy

2008-09-23 Thread Carlos Guâno Grohmann
I have not seen the original code / license, but would it be possible to directly integrate the code into GRASS? This would remove the dependency of an external nnbathy library. This would be great. cheers Carlos -- +---+ Carlos

Re: [GRASS-user] interesting article on TIN generation

2008-09-23 Thread Dylan Beaudette
On Tue, Sep 23, 2008 at 1:17 AM, Hamish [EMAIL PROTECTED] wrote: Vincent Bain wrote: As I spend a couple of days computing a huge lidar dataset (first split the original file in 145 pieces ! then performing a loop with v.surf.rst, and rearrange data in a single raster), it is of great

Re: [GRASS-user] Attempt to export (r.out.gdal) produces sometimes an error and sometimes not

2008-09-23 Thread Glynn Clements
Nikos Alexandris wrote: 1st attempt to export: r.out.gdal in=composite_b123 out=/home/nik/grassdb/peloponnese/data/exports/composite_b123.tif Exporting to GDAL data type: UInt16 Segmentation fault Shouldn't the same error message (from the 1st attempt) remain? It appears that there is

Re: [GRASS-user] Attempt to export (r.out.gdal) produces sometimes an error and sometimes not

2008-09-23 Thread Nikos Alexandris
On Tue, 2008-09-23 at 19:55 +0100, Glynn Clements wrote: Nikos Alexandris wrote: 1st attempt to export: r.out.gdal in=composite_b123 out=/home/nik/grassdb/peloponnese/data/exports/composite_b123.tif Exporting to GDAL data type: UInt16 Segmentation fault Shouldn't the same error

Re: [GRASS-user] script by bash to Python

2008-09-23 Thread Glynn Clements
Gabriele N. wrote: I use grass63 with wxpython and I do not know how to use some scripts that I have in bash. The graphical interface opens but when I try to launch the script I get the following error: GRASS 6.3.0 (gb2):~ v.topo_5 $ v.topo_5 percorso=/home/gab/prova.shp

[GRASS-user] Precipitation color table?

2008-09-23 Thread Markus Neteler
hi, anyone having a nice precipitation color table (e.g., range from 0mm to 2000mm)? I would like to nicely visualize data from the Global Precipitation Climatology Project (GPCP, [1]): ftp://rsd.gsfc.nasa.gov/pub/1dd/ Could be a nice addon for r.colors. thanks, Markus [1] details

[GRASS-user] grass gis

2008-09-23 Thread Zahid Parvez
Sir I have successfully installed GRASS GIS from the link http://grass.osgeo.org/grass63/binary/mswindows/; software in my PC. I is installed in c:\ GRASS folder. I have installed Spearfish and northDakoda data inGIS DataBase folder. Now I wonder how can I start my learning.Would you

[GRASS-user] grass gis.

2008-09-23 Thread Zahid Parvez
Sir I have successfully installed GRASS GIS software in my PC from the link http://grass.osgeo.org/grass63/binary/mswindows/;. I installed in c:\ GRASS folder. I have installed Spearfish and northDakoda data in GIS DataBase folder. Now I wonder how can I start my learning.Would you please

Re: [GRASS-user] grass gis

2008-09-23 Thread Nikos Alexandris
On Wed, 2008-09-24 at 02:26 +0600, Zahid Parvez wrote: Sir I have successfully installed GRASS GIS from the link http://grass.osgeo.org/grass63/binary/mswindows/; software in my PC. I is installed in c:\ GRASS folder. I have installed Spearfish and northDakoda data inGIS DataBase

Re: [GRASS-user] Linking error in photo.2image

2008-09-23 Thread geep999
Hamish wrote: Craig Leat: When running make in /grass6_devel/imagery/i.ortho.photo/photo.2image I get a linking error as follows: /usr/bin/ld: OBJ.i686-pc-linux-gnu/mark.o(.text+0x94a): unresolvable R_386_32 relocation against symbol `line' /usr/bin/ld: final link failed:

Re: [GRASS-user] script by bash to Python

2008-09-23 Thread Gabriele N.
Hy Glynn. Ah ... I work on ubuntu 8.04. But what could be the commands in the script that GRASS not 'recognize'? Compared to version 63 with the 64 now run more scripts (always bash). All the scripts still work well in tcltk. ? Thanks Gabriele Glynn Clements wrote: Gabriele N. wrote:

Re: [GRASS-user] Precipitation color table?

2008-09-23 Thread Luigi Ponti
Dear Markus, I just ran into this page http://geography.uoregon.edu/datagraphics/color_scales.htm that includes, among others, precipitation color tables. I don't know if that can be useful. The page of this Lab also provides an interesting paper titled End of the Rainbow which elaborates

Re: [GRASS-user] grass gis.

2008-09-23 Thread Alexandre Swarowsky
Probably your best bet is OPEN SOURCE GIS: A GRASS GIS Approach - Markus and Helena's book. Cheers, Alex On Wed, 2008-09-24 at 02:30 +0600, Zahid Parvez wrote: Sir I have successfully installed GRASS GIS software in my PC from the link