raster (version 2.1-41)

projection: Get or set a coordinate reference system (projection)

Description

Get or set the coordinate reference system (CRS) of a Raster* object.

Usage

projection(x, asText=TRUE)
projection(x) <- value

Arguments

x

A Raster* object

asText

logical. If TRUE, the projection is returned as text. Otherwise a CRS object is returned

value

a CRS object or a character string describing a projection and datum in the PROJ.4 format

Value

• Raster* object

Details

projections are done by with the PROJ.4 library exposed by rgdal

See Also

projectRaster, CRS-class, spTransform-methods, projInfo

Examples

r <- raster()
projection(r)
projection(r) <- "+proj=lcc +lat_1=48 +lat_2=33 +lon_0=-100 +ellps=WGS84"
projection(r)