Hi John and Mark, I am getting a syntax error when I type in either of your statements. To be clear, I am using Mac Snow Leopard in the Terminal program (bash).
Cheers, Andrew Andrew Lewin [email protected] President Coastal/Marine Spatial Ecologist Spatial-Conserve Incorporated Associate C-FOAM (Canadian Fisheries, Oceans and Aquaculture Management Group) Telfer School of Management, University of Ottawa On 2010-09-16, at 12:22 PM, John C. Tull wrote: > Correct me if I am wrong, but for step 3, you can simply use an equality > statement, i.e., echo clippedRaster=NA_temperature | r.mapcalc'. This > shortens things a little further. > > Regards, > John > > On Sep 16, 2010, at 8:41 AM, Mark Seibel wrote: > >> Surely there is a more elegant way... >> >> 1) Convert the vector you wish to use as a clipper to a raster. >> 2) Set the raster mask to be the raster clipper (the converted vector). >> 3) Use map calculator to perform some non-data altering operation, but >> get the mask to do its thing (eg. echo 'clippedRaster=NA_temperature + >> 0 | r.mapcalc'). >> >> Mark >> >> On Thu, Sep 16, 2010 at 10:52 AM, Andrew Lewin >> <[email protected]> wrote: >>> Dear Listers, >>> I would like to clip or extract a raster using a vector file; however, I >>> can't seem to find the command to do this in GRASS 6.4 ORC6. The raster >>> file is an interpolated file of temperature for North America. The raster >>> file extends beyond the North America boundaries. I would like to clip the >>> raster file to the North American boundaries, but I cannot find the command >>> to do so. >>> I would appreciate any help possible. >>> Thank You, >>> Andrew >>> Andrew Lewin >>> [email protected] >>> >>> President >>> Coastal/Marine Spatial Ecologist >>> Spatial-Conserve Incorporated >>> Associate >>> C-FOAM (Canadian Fisheries, Oceans and Aquaculture Management Group) >>> Telfer School of Management, University of Ottawa >>> >>> >>> >>> >>> >>> >>> _______________________________________________ >>> grass-user mailing list >>> [email protected] >>> http://lists.osgeo.org/mailman/listinfo/grass-user >>> >>> >> _______________________________________________ >> grass-user mailing list >> [email protected] >> http://lists.osgeo.org/mailman/listinfo/grass-user > >
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