[GRASS-user] create raster from line vector

G. Allegri giohappy at gmail.com
Mon Feb 16 09:33:42 EST 2009


Thnaks Nikos. I don't have neither MASKs nor raster values near 0...
As you can see in my command I've set the value to 1.
I start to think there's something wrong with my GRASS build...

2009/2/16 Nikos Alexandris <nikos.alexandris at felis.uni-freiburg.de>:
> On Mon, 2009-02-16 at 15:17 +0100, G. Allegri wrote:
>> Hello everyone.
>> A simple question, but I'm getting mad with it!
>> I simply have to convert a vector line to raster. I've done it many
>> times in the past, but this time I can't make it work:
>>
>> v.to.rast input=border output=border use=val type=line layer=1 value=1
>>
>> The output is simply blank (MAX and MIN values are NULL)
>> What stupid error am I doing?
>>
>> Giovanni
>
> The first thing that fall into my mind:
>
> MASK?
> Perhaps it's a irrelevant thought, but I remember some "strange"
> behaviour with floating point values (in your case the pixels that
> compose your raster line). Could it be they are rounded down to 0?
>
> Regards, Nikos
>
>


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