[GRASS-user] get coords from a raster

[Markus Neteler]

On Wed, Jun 2, 2010 at 6:50 PM, Margherita Di Leo <diregola at gmail.com> wrote:
> Christian,
>
> thank you for answering. My problem is that I don't want to use the slope
> map to get slope, bu i want to calculate it as the
> ratio between the difference of the elevation and the distance between two
> given points (pixels).

If you treat them as vectors, perhaps this could help?


v.to.db
...
             slope: slope steepness of vector line or boundary
?

Markus