mapLongitudeLatitudeXY {oce} | R Documentation |
Find (x,y) values corresponding to (longitude, latitude) values, using the present projection.
mapLongitudeLatitudeXY(longitude, latitude)
longitude |
longitudes of points, or an object from which latitude and
longitude can be inferred (e.g. a coastline file, or the return value
from |
latitude |
latitudes of points, needed only if they cannot be inferred from from the first argument |
This is mainly a wrapper around lonlat2map
.
A list containing x
and y
.
Dan Kelley
See mapPlot
for general information on plotting maps,
including other functions.
## Not run: library(oce) data(coastlineWorld) par(mfrow=c(2,1), mar=rep(2, 4)) mapPlot(coastlineWorld, projection="+proj=moll") # sets a projection xy <- mapLongitudeLatitudeXY(coastlineWorld) plot(xy, type='l', asp=1) ## End(Not run)