On 08/19/2014 03:29 PM, Fabiana garcia papani wrote: > ---------- Forwarded message ---------- > From: Fabiana garcia papani <fgarciapap...@gmail.com> > Date: 2014-08-19 10:23 GMT-03:00 > Subject: Cut map > To: r-sig-geo@r-project.org > > > I have a regular grid of points. I have a border. How to determine only the > points inside the border?
# assuming points is SpatialPoints and border is SpatialPolygons, then # Determine which points: require(sp) which(!is.na(over(points, border))) # Select them: points[border,] > > [[alternative HTML version deleted]] > > _______________________________________________ > R-sig-Geo mailing list > R-sig-Geo@r-project.org > https://stat.ethz.ch/mailman/listinfo/r-sig-geo > -- Edzer Pebesma Institute for Geoinformatics (ifgi), University of Münster Heisenbergstraße 2, 48149 Münster, Germany. Phone: +49 251 83 33081 http://ifgi.uni-muenster.de GPG key ID 0xAC227795
signature.asc
Description: OpenPGP digital signature
_______________________________________________ R-sig-Geo mailing list R-sig-Geo@r-project.org https://stat.ethz.ch/mailman/listinfo/r-sig-geo