flip: Flip

flipR Documentation

Flip

Description

Flip the values of a Raster* object by inverting the order of the rows (direction=y) or the columns direction='x'.

Usage

## S4 method for signature 'RasterLayer'
flip(x, direction='y', filename='', ...)

## S4 method for signature 'RasterStackBrick'
flip(x, direction='y', filename='', ...)

Arguments

x

Raster* object

direction

Character. 'y' or 'x'; or 1 (=x) or 2 (=y)

filename

character. Output filename (optional)

...

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

Value

RasterLayer or RasterBrick

See Also

transpose: t, rotate

Examples

r <- raster(nrow=18, ncol=36)
m <- matrix(1:ncell(r), nrow=18)
values(r) <- as.vector(t(m))
rx <- flip(r, direction='x')
values(r) <- as.vector(m)
ry <- flip(r, direction='y')

raster documentation built on Oct. 14, 2023, 5:07 p.m.