Re: [GRASS-user] Error while removing file

2011-03-16 Thread António Rocha

Hello Glynn
I'm running in WinGRASS in WinXP and I have total access to my folders 
(as far as I can see) but I get Permission denied for a specific folder 
in C:\grassdata\Area1\Country\cell_misc and ACCESS DENIED.
I have built a very long and complex Script with a lot of files 
production, deleting, opening external configuration files bla bla and 
now I'm getting this sort of errors when I try to overwrite over 
existing data or when I try to delete some files.

What might be happening?

Thanks
Antonio



Glynn Clements wrote:

António Rocha wrote:

  
Ok it has removed but when I try to write over that file I get errors 
like Permission DENIED.

WHat can I do to fix this?



Ensure that all files and directories within the mapset directory are
owned by you, and have the necessary permissions (read and write for
files, read, write and execute for directories).

  




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[GRASS-user] Using temp files in Grass Script

2011-03-16 Thread Monica Buescu
Greetings

I'm doing a GRASS script and I have some intermediate processes
(e.gr.mapcalc) where I produce raster maps that are not the final product (a
kind of an intermediate product) and that i delete at the end. Since I have
to produce a lot my question is:
Shall I use tempfile function to create and produce them or I shall create
these rasters as normal raster files?

Thanks
Monica
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[GRASS-user] Re: Processing Atlas Lidar Data - Problem(s)

2011-03-16 Thread TimNorwey
Hy!

I have found all necessary information that I have needed in Chapter 6 of
the book. Different ways of processing LIDAR data are described there and it
is easy to understand.

Thank you again!



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RE: [GRASS-user] Line of site

2011-03-16 Thread Michael Spencer

Thanks for this Martin.

How do I install addons? I'm using GRASS 6.4 on xp. My install was via the QGIS 
package.

Cheers,
Michael

 Date: Sun, 13 Mar 2011 23:45:17 +0100
 Subject: Re: [GRASS-user] Line of site
 From: landa.mar...@gmail.com
 To: giovanni.man...@gmail.com
 CC: michael_spen...@live.co.uk; grass-user@lists.osgeo.org
 
 Hi,
 
 2011/3/13 Giovanni Manghi giovanni.man...@gmail.com:
  r.los
 
 it's quite slow, you can try also r.viewshed from addons [1].
 
 Martin
 
 [1] http://grass.osgeo.org/wiki/GRASS_AddOns#r.viewshed
 
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[GRASS-user] wingrass daily builds URL changed

2011-03-16 Thread Martin Landa
Hi all,

URL of daily winGRASS builds has been changed from

josef.fsv.cvut.cz/wingrass

to

wingrass.fsv.cvut.cz.

Thanks to Faculty of Civil Engineering, CTU in Prague for providing
this service!

Martin

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RE: [GRASS-user] Line of site

2011-03-16 Thread Saber
Michael
It is a C module and I guess you need to compile it.
http://grass.osgeo.org/wiki/Compile_and_Install#Addons




 Thanks for this Martin.

 How do I install addons? I'm using GRASS 6.4 on xp. My install was via the
 QGIS package.

 Cheers,
 Michael

 Date: Sun, 13 Mar 2011 23:45:17 +0100
 Subject: Re: [GRASS-user] Line of site
 From: landa.mar...@gmail.com
 To: giovanni.man...@gmail.com
 CC: michael_spen...@live.co.uk; grass-user@lists.osgeo.org

 Hi,

 2011/3/13 Giovanni Manghi giovanni.man...@gmail.com:
  r.los

 it's quite slow, you can try also r.viewshed from addons [1].

 Martin

 [1] http://grass.osgeo.org/wiki/GRASS_AddOns#r.viewshed

 --
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Re: [GRASS-user] Error while removing file

2011-03-16 Thread António Rocha

Hi again :)

Ok the main problem is that I'm using r.statistics with base=new_clump10 
and cover= myscript.tmpV1

If I try to remove new_clump I get:
g.remove -f rast=new_clump10@area
[new_clump10@area@area] is a base map for [myscript.tmpV1@area]. Remove 
forced.

Removing raster LULC_new_clump10@National
misc: couldn't be removed

So it wasn't removed. My question is:
1- Why it's repeating the Mapset information (new_clump10@area@area) 
That is odd right? Maybe that is what is messing with the system


Thanks
Antonio

Glynn Clements wrote:

António Rocha wrote:

  
Ok it has removed but when I try to write over that file I get errors 
like Permission DENIED.

WHat can I do to fix this?



Ensure that all files and directories within the mapset directory are
owned by you, and have the necessary permissions (read and write for
files, read, write and execute for directories).

  




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Re: [GRASS-user] Error while removing file

2011-03-16 Thread António Rocha

Just one small note:
If I try to remove tmpV I get this
Removing information about reclassed map from [new_clump10@area] failed
Removing raster myscript.tmpV1@National
And it's removed but then If I try to remove the new_clump10 I get:
[new_clump11@area@area] is a base map for [myscript.tmpV1@area]. Remove 
forced.

Removing raster new_clump11@area
misc: couldn't be removed
António Rocha wrote:

Hi again :)

Ok the main problem is that I'm using r.statistics with 
base=new_clump10 and cover= myscript.tmpV1

If I try to remove new_clump I get:
g.remove -f rast=new_clump10@area
[new_clump10@area@area] is a base map for [myscript.tmpV1@area]. 
Remove forced.

Removing raster LULC_new_clump10@National
misc: couldn't be removed

So it wasn't removed. My question is:
1- Why it's repeating the Mapset information (new_clump10@area@area) 
That is odd right? Maybe that is what is messing with the system


Thanks
Antonio

Glynn Clements wrote:

António Rocha wrote:

 
Ok it has removed but when I try to write over that file I get 
errors like Permission DENIED.

WHat can I do to fix this?



Ensure that all files and directories within the mapset directory are
owned by you, and have the necessary permissions (read and write for
files, read, write and execute for directories).

  








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Re: [GRASS-user] wingrass daily builds URL changed

2011-03-16 Thread Markus Neteler
On Wed, Mar 16, 2011 at 1:54 PM, Martin Landa landa.mar...@gmail.com wrote:
 Hi all,

 URL of daily winGRASS builds has been changed from

 josef.fsv.cvut.cz/wingrass

 to

 wingrass.fsv.cvut.cz.

 Thanks to Faculty of Civil Engineering, CTU in Prague for providing
 this service!

Thanks for your efforts, Martin!
And also to the growing group of winGRASS testers of course.

Markus
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[GRASS-user] Please help me with interactive input for Supervised Classification (requires Xterm)

2011-03-16 Thread Abelardo A. Riera F.

I need some help with the choice of image classification interactive input for 
Supervised Classification as it appears (requires Xterm) and will not let me 
use it. I work in Grass 6.4.1 under Widows Vista Necesito alguna ayuda con la 
opción de clasificación de imágenes interactive input for supervised 
classification dado que aparece (requiere Xterm) y no me permite emplearlo. 
Trabajo en el Grass 6.4.1 en ambiente Windows Vista.

__
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Telefono: 0414-232.04.77

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Re: [GRASS-user] Using temp files in Grass Script

2011-03-16 Thread Glynn Clements

Monica Buescu wrote:

 I'm doing a GRASS script and I have some intermediate processes
 (e.gr.mapcalc) where I produce raster maps that are not the final product (a
 kind of an intermediate product) and that i delete at the end. Since I have
 to produce a lot my question is:
 Shall I use tempfile function to create and produce them or I shall create
 these rasters as normal raster files?

g.tempfile creates files, not maps.

The usual convention for temporary map names is to include the name of
the script, tmp, and the PID (use $$ for shell scripts, os.getpid()
for Python).

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Re: [GRASS-user] Using temp files in Grass Script

2011-03-16 Thread Martin Landa
Hi,

2011/3/16 Glynn Clements gl...@gclements.plus.com:
 g.tempfile creates files, not maps.

 The usual convention for temporary map names is to include the name of
 the script, tmp, and the PID (use $$ for shell scripts, os.getpid()
 for Python).

maybe we could define new grass.tempmap() function for that...

Martin

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Re: [GRASS-user] Error while removing file

2011-03-16 Thread Glynn Clements

António Rocha wrote:

 Ok the main problem is that I'm using r.statistics with base=new_clump10 
 and cover= myscript.tmpV1
 If I try to remove new_clump I get:
 g.remove -f rast=new_clump10@area
 [new_clump10@area@area] is a base map for [myscript.tmpV1@area]. Remove 
 forced.
 Removing raster LULC_new_clump10@National
 misc: couldn't be removed
 
 So it wasn't removed. My question is:
 1- Why it's repeating the Mapset information (new_clump10@area@area) 
 That is odd right? Maybe that is what is messing with the system

It appears to be a bug with something not correctly handling qualified
names.

Rast_put_reclass() is a likely candidate:

sprintf(buf2, %s@%s\n, name, G_mapset());

This should be e.g.:

xname = G_fully_qualified_name(name, G_mapset());

which will only add the mapset if the name is unqualified.

Also, the misc: couldn't be removed is probably because
G_is_reclassed_to() doesn't close the cell_misc/name/reclassed_to
file. On Windows, you cannot delete a file if it's open.

Can someone check r45681 and back-port?

-- 
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