[GRASSLIST:10483] Re: Question about v.vol.rst in GRASS 6.1
    Markus Neteler 
    neteler at itc.it
       
    Tue Feb 21 11:24:48 EST 2006
    
    
  
On Tue, Feb 21, 2006 at 11:13:52AM -0500, Thomas Adams wrote:
> List:
> 
> I am trying to use v.vol.rst in GRASS 6.1cvs on a Linux system. First, 
> using the command:
> 
> v.vol.rst -c input=sta_obs_temp_20050731_08 wcolumn=temp 
> maskmap=gtopo30.eastern.us segmax=700 tension=10 cvdev=cvdev_map
> 
> I get the following:
> 
> 118 records selected from table
> WARNING: some points outside of region -- will ignore...
> WARNING: strip exists with insufficient data
> Processing all selected output files will require 0 bytes of disk space 
> for temp files
> 
> WARNING: There are points outside specified 2D/3D region--ignored 118 
> points (total points: 118)
> ERROR: zero points in the given region!
> ERROR: input failed!
> 
> I just don't understand what's going on; all the points appear when I 
> display them. I'm able to query the points and perform other analyses, 
> such as, v.surf.idw.
> 
> Regards,
Tom,
please check with 
 v.info sta_obs_temp_20050731_08
top and bottom of the data (since we are using 3D data here).
Then check with
 g.region -p3
if the volume region settings are defined appropriately
("There are points outside specified 2D/3D region--ignored 118").
I assume that you have to define the volume properly.
Please suggest a better error message.
Regards
 Markus
    
    
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