[GRASS-user] Change value of a specific raster cell

[Laurent C.]

Rich,

I would use v.in.ascii, v.to.rast and then r.patch.

Laurent

2017-02-21 13:42 GMT-06:00 Rich Shepard <rshepard at appl-ecosys.com>:
>   What is the appropriate r.mapcalc command to change the value of the
> raster cell at a specified coordinate? Cell resolution is 1m x 1m.
>
>   For a specified coordinate pair (east,north) I want to change the value
> from 158.7290 to 160.0. The expression would be 'value = 160.0', but needs
> to be applied to only a single cell.
>
>   Do I build a one-cell mask, change the value in the mask, then apply the
> mask's cell value to the whole map?
>
> Rich
>
>
>
>
>
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