[GRASSLIST:8123] RE: v.surf.rast

M S mseibel at gmail.com
Mon Aug 29 20:00:50 EDT 2005


d'oh. i should have known the column name was case sensitive... on my way

On 8/29/05, Tom Colson <tomd_colson at ncsu.edu> wrote:
> 
> I don't have Grass running... But try it using the CLI (command line
> interface, which you should know how to use anyway). The GUI, in my 
> personal
> opinion, isn't always the ideal method for running tools.
> 
> When you do it via the CLI, cut 'n paste that command, but drop
> zcolumn=c2cont. Layer=1 should pick up the z col automagically. If that
> doesn't work, COPY your layer and rename the c2cont field to z.
> 
> 
> 
> 
> Thomas Colson
> North Carolina State University
> Department of Forestry and Environmental Resources
> (919) 673 8023
> tom_colson at ncsu.edu
> 
> Calendar:
> www4.ncsu.edu/~tpcolson <http://www4.ncsu.edu/~tpcolson>
> 
> 
> -----Original Message-----
> From: M S [mailto:mseibel at gmail.com]
> Sent: Monday, August 29, 2005 8:19 AM
> To: Tom Colson
> Cc: GRASS mailing list
> Subject: Re: [GRASSLIST:8115] v.surf.rast
> 
> v.surf.rst input=topopostwet layer=1 zcolumn=c2cont dmax=2.035683
> dmin=0.407137 elev=surfpostwet slope=slopepostwet zmult=1.0 tension=40.
> smooth=0.1 segmax=40 npmin=200
> 
> Authors: original version - H.Mitasova, L.Mitas, I. Kosinovsky, D.P. 
> Gerdes
> See manual pages for reference and publications T3
> 
> Percent complete:
> Cannot find z column (please verify name) Loading data from attribute 
> table
> ...
> 
> 
> 
> On 8/29/05, Tom Colson <tom_colson at ncsu.edu> wrote:
> >
> > Please copy and paste the command line (From the bottom of the GUI
> > window, after you run it, it displays the actuall cli)
> >
> > Thomas Colson
> > North Carolina State University
> > Department of Forestry and Environmental Resources
> > (919) 673 8023
> > tom_colson at ncsu.edu
> >
> > Calendar:
> > www4.ncsu.edu/~tpcolson <http://www4.ncsu.edu/~tpcolson>
> >
> >
> > -----Original Message-----
> > From: owner-GRASSLIST at baylor.edu [mailto:owner-GRASSLIST at baylor.edu]
> > On Behalf Of M S
> > Sent: Monday, August 29, 2005 8:09 AM
> > To: GRASS mailing list
> > Subject: [GRASSLIST:8115] v.surf.rast
> >
> > I have run this in the past with success several times. This time
> > around i'm not sure what i'm doing wrong.
> >
> > My input parameters into the GUI are: vector file name (vector
> > contours), name of column (i have used the column with integer values
> > and floating point), and an output raster of surface, and an output 
> raster
> of the slope.
> > Everything else is left default.
> >
> > when i run the module, i get the following error:
> >
> > Percent complete:
> > GRASS_INFO_ERROR(24024,1): Cannot find z column (please verify name)
> > Loading data from attribute table . . .
> >
> >
> > Any ideas? I have double/triple/quadruple checked the values in the
> > colum for interpolation, and they are there and valid.
> >
> >
> >
> 
>
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