[GRASS-user] Distance map with defined path

[Margherita Di Leo]

Hi Markus,

Thanks for the hint! I'm trying with r.cost (but it is veeeeery slow!)

Cheers

margherita

Markus Neteler wrote:
> On Thu, Jul 9, 2009 at 3:29 PM, Margherita Di Leo<diregola at gmail.com> wrote:
>   
>> Hi List!
>>
>> I was wondering if there is a way to obtain a (raster) map of distances from
>> a point or a line, in which the path is defined by a map (i.e. a flow
>> direction).
>> It would be very useful for me!
>>     
>
>
> if I understand what you mean, r.cost should do it:
> http://grass.osgeo.org/screenshots/raster.php
> -> Example Distance to water (r.cost)
>
> The r.cost manual page contains an example.
>
> Markus
>
>   


-- 
Eng. Margherita Di Leo
Ph.D. Student 
Methods and Technologies for Environmental Monitoring
Department of Environmental Engineering and Physics (DIFA)

University of Basilicata 
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Italy

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