Hi Tanya, I would use r.distance rather than r.grow.distance and then reclassify the results to include only areas with <=1108 m distance - that should be a lot easier.
Best, Daniel -- B.Sc. Daniel Lee Geschäftsführung für Forschung und Entwicklung ISIS - International Solar Information Solutions GbR Vertreten durch: Daniel Lee, Nepomuk Reinhard und Nils Räder Softwarecenter 3 35037 Marburg Festnetz: +49 6421 379 6256 Mobil: +49 176 6127 7269 E-Mail: [email protected] Web: http://www.isi-solutions.org 2012/5/7 Tanya Dyck <[email protected]> > Hello, > > I am trying to run the grow.distance command to create a raster that > displays the euclidean distance from an 'orchard' outward to 1108m. I am > not trying to measure the distance between 2 non-null features, but simply > wish to have the euclidean distance extend out from the orchard to 1108m. > I recognize this tool does not allow a distance to be included so I > created a buffer around my orchard (1108m) and intended to run > grow.distance on that, however it outputs the distance as if it includes > the full raster extent (so I have an output raster of 1108m that is all > yellow as opposed to a range of values displaying varying distances) and > not limited to my buffer. I want it to assume the buffer extent is the > raster extent, so to speak. Is there another way to do this? > Any ideas would be much appreciated. > > Best, > > Tanya > > _______________________________________________ > grass-user mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/grass-user > >
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