r - Custom UTM coordinates to ggmap -
on maps obtained osm/cloudmade etc using get_map
, how 1 change projection custom utm coordinate using proj4/crs?
can like
pc0.1<- sptransform(pc0,crs("+proj=utm +zone=32 +datum=wgs84 +units=m +no_defs+ellps=wgs84+towgs84=0,0,0"))
be used get_map
or ggmap
or ggplot in general? there way other changing utm match ll? thanks
i have done when using library(openstreetmap)
command openproj
, i'm not sure if exists in ggmap
library. found openstreetmap
gave me more additional functionality ggmap
.
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