[GRASS-user] r.viewshed for multiple points

[Frank David]

Hello Bernardo,

I never use it, but the addon r.viewshed.cva should help you : 
https://grass.osgeo.org/grass78/manuals/addons/r.viewshed.cva.html

Regards,
Frank

Le 24/11/2020 à 22:56, Bernardo Santos a écrit :
> Dear list,
>
> I need to calculate a viewshed surface for multiple points (and have, 
> in the end, a single surface of where any of those points can see). In 
> fact this is to deal with the other way around: I want to know, in any 
> position, if it is possible to see back to one of those points modeled.
>
> r.viewshed seems to do the job, but for a single point at a time.
> Is there any implementation doing this for multiple points, like a 
> poit vector as input instead of a pair (x,y)?
>
> Thank!
> Best wishes
> Bernardo
>
>
>
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