[GRASS-user] problem with spgrass6
Thomas Adams
Thomas.Adams at noaa.gov
Mon Mar 29 14:11:01 EDT 2010
António,
You must run this from the GRASS term window; first start R at the GRASS
shell prompt, by typing R; then load spgrass6: library(spgrass6) — the
supporting libraries (sp, rgdal, etc.) must be installed in R first.
Regards,
Tom
António M. Rodrigues wrote:
> Hi,
>
> I've installed spgrass6, which apparently went fine (on my mac).
>
>
> All the examples I found run R commands from the GRASS console (hence
> not being necessary to specify the GRASS LOCATION, etc.
>
> Isn't it possible to specify a GRASS LOCATION from within the R
> interface?
>
> In R, I loaded spgrass6, then tried:
>
> > initGRASS("/Applications/grass-6.4.app")
>
> and I get:
>
> /bin/sh: g.gisenv: command not found
> /bin/sh: g.gisenv: command not found
> /bin/sh: g.gisenv: command not found
> /bin/sh: g.gisenv: command not found
> /bin/sh: g.gisenv: command not found
> Error in if (file.exists(file) == FALSE) if (!missing(asText) &&
> asText == :
> argument is of length zero
> Error in parseGRASS(cmd) : g.region not parsed
> sh: g.region: command not found
> >
>
> ----
> If I want to start GRASS and open a specific mapset, would this work?
>
> initGRASS("/Applications/grass-6.4.app",
> GISdbase="/Users/antonio/Documents/grass", location="pt_etrs89",
> mapset="interior")
>
> (well, it doesn't, I'm just not sure why...)
>
> Thank you
> António_______________________________________________
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--
Thomas E Adams
National Weather Service
Ohio River Forecast Center
1901 South State Route 134
Wilmington, OH 45177
EMAIL: thomas.adams at noaa.gov
VOICE: 937-383-0528
FAX: 937-383-0033
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