[GRASS-user] Re: r.mapcalc

[Michael Barton]

Use r.los for line of site calculations.

Michael


On 10/17/07 5:36 AM, "ec.jkd at tpcsed.com" <ec.jkd at tpcsed.com> wrote:

> hi,
> i am working on grass and want to know how r.mapcalc can be used for
> calculation of pat_map/mask.
> syntax says---------------r.mapcalc pat)mkap="if(where_you_want,1, 0)" for
> creating a map which can be used to calcualte line of sight between two points
> can anyone elaborate on it with an eg:say i want to know what all is beign
> seen between any two co-ordinate in map.
> Please help,i am doing for the first time
> 
> Thanking You,
> Jainita

__________________________________________
Michael Barton, Professor of Anthropology
Director of Graduate Studies
School of Human Evolution & Social Change
Center for Social Dynamics & Complexity
Arizona State University

phone: 480-965-6213
fax: 480-965-7671
www: http://www.public.asu.edu/~cmbarton