[GRASS-user] magic?

Milton Cezar Ribeiro miltinho.astronauta at gmail.com
Thu Aug 20 13:47:58 EDT 2009


Hi Achim,

could you, please, share with us your region -p  ?

bests

milton

2009/8/20 achim <ak7 at jupiter.uni-freiburg.de>

> Hi,
>
> I tried a lot. And I found a solution:
>
> I made a buffer around the area with 0 distance. Then v.to.rast works.
>
> If anyone knows why, it would be very interesting for me.
>
> Moreover, when this happens in a big dataset, the error will probably
> not recognized.
>
> Thanks for attention,
> Achim
>
>
> achim schrieb:
>  > Hi,
> >
> > using a new location: no success
> >
> > export and import as shape-file: no success
> >
> > reproduce it with spearfish dataset: no success
> >
> > Has anybody an idea?
> >
> > I attach the problem-polygon as a shape... hope somebody has the same
> > problem with it ...and an idea.
> >
> > Thanks,
> > Achim
> >
> > achim schrieb:
> >> Hello,
> >>
> >> I used v.to.rast
> >>     v.to.rast --overwrite input=inmap output=outmap use=cat
> >> to convert 29 areas to raster.
> >>
> >> It says
> >>     Converted areas: 29 of 29
> >> but one area is missing!!!
> >>
> >> Its the one with cat number 16. Doing the same just for the selected 16,
> >> conversion results in am empty raster map.
> >>
> >> the same with use=attr or usr=val. Another vector map also does not
> >> convert some areas. The missing areas are not special
> >>
> >> What happens? Magic?
> >>
> >> I tried it with grass64 and newly compiled grass65. (OpenSuse 11.1
> 64bit)
> >>
> >> Achim
> >>
> >> PS:
> >> Layer: 1
> >> Typ       Anzahl        Min        Max
> >> Punkt          0          0          0
> >> Linie           0          0          0
> >> Grenze       0          0          0
> >> Zentroid      29          1         29
> >> Fläche           0          0          0
> >> Alle           29          1         29
> >> _______________________________________________
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> >>
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