Rich Shepard wrote > On Thu, 23 Mar 2017, Rich Shepard wrote: > >> What raster module will allow me to specify the new value of a DEM cell >> if >> I provide the easting and northing coordinates? > > Using v.in.ascii instead. File blocked_culvert.txt in mapset topography > contains: > > 2295820.0|175258.0|160.0 > 2295820.0|175257.0|160.0 > 2295821.0|175258.0|160.0 > 2295821.0|175257.0|160.0 > > But, GRASS cannot read this file: > > v.in.ascii input=blocked_culvert.txt output=blocked_elev --overwrite > ERROR: Unable to open input file > <blocked_culvert.txt> > . > > I'm not seeing my error here.
see the manual https://grass.osgeo.org/grass73/manuals/v.in.ascii.html Example 3 - point format mode Generate a 2D points vector map 'points.dat' as ASCII file: 1|1664619|5103481|studna 2|1664473|5095782|kadibudka 3|1664273|5101919|hruska 4|1663427|5105234|mysi dira 5|1663709|5102614|mineralni pramen Import into GRASS: cat points.dat | v.in.ascii in=- out=mypoints x=2 y=3 cat=1 \ columns='cat int, x double precision, y double precision, label varchar(20)' and the description of columns: columns=string Column definition in SQL style (points mode) For example: 'x double precision, y double precision, cat int, name varchar(10)' ----- best regards Helmut -- View this message in context: http://osgeo-org.1560.x6.nabble.com/Change-elevation-value-for-entire-DEM-raster-cell-tp5313902p5313939.html Sent from the Grass - Users mailing list archive at Nabble.com. _______________________________________________ grass-user mailing list grass-user@lists.osgeo.org https://lists.osgeo.org/mailman/listinfo/grass-user