Shift

Shift the location of a Raster* of vector type Spatial* object in the x and/or y direction

Usage

# S4 method for class 'Raster'
shift(x, dx=0, dy=0, filename='', ...)

# S4 method for class 'SpatialPolygons'
shift(x, dx=0, dy=0,  ...)

# S4 method for class 'SpatialLines'
shift(x, dx=0, dy=0,  ...)

# S4 method for class 'SpatialPoints'
shift(x, dx=0, dy=0,  ...)

Arguments

x

Raster* or Spatial* object

dx

numeric. The shift in horizontal direction

dy

numeric. The shift in vertical direction

filename

character file name (optional)

...

if x is a Raster* object: additional arguments as for writeRaster

Value

Same object type as x

See also

flip, rotate, and the elide function in the maptools package

Examples

r <- raster()
r <- shift(r, dx=1, dy=-1)