It would be useful to know what your ultimate goal is. On Wed, May 22, 2013 at 6:29 AM, karengrace84 <kgfis...@alumni.unc.edu> wrote: > I am new to mapping with R, and I would like to use the point.in.polygon > function from the sp package, but I am unsure of how to get my data in the > correct format for the function. The generic form of the function is as > follows: > > point.in.polygon(point.x, point.y, pol.x, pol.y, mode.checked=FALSE) > > I have no problem with the point.x and point.y inputs. I have a list of gps > longitudes and latitudes that will go in fine. My problem is with the pol.x > and pol.y input. My polygon is currently in the form of a > SpatialPolygonsDataFrame created by inputting shp files with the rgdal > package. > > How do I get a numerical array of the x- and y-coordinates from my polygon > that will go into the point.in.polygon function? > > > > -- > View this message in context: > http://r.789695.n4.nabble.com/point-in-polygon-help-tp4667645.html > Sent from the R help mailing list archive at Nabble.com. > > ______________________________________________ > R-help@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code.
-- Daisy Englert Duursma Department of Biological Sciences Room E8C156 Macquarie University, North Ryde, NSW 2109 Australia Tel +61 2 9850 9256 ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
