Deriving values from a raster map

[James Darrell McCauley]

N R A   (nra at cix.compulink.co.uk ) writes on 1 Sep 94:
>Is there anyway to determine the value of a number of raster layers at a 
>position defined by a sites file ?

yes, s.sample, available from
ftp://pasture.ecn.purdue.edu/pub/mccauley/grass/s.sample.tar.gz

does nearest neighbor, bilinear interpolation, and cubic convolution
sampling.

--Darrell