spatstat.geom (version 3.5-0)

rotate.owin: Rotate a Window

Description

Rotates a window

Usage

# S3 method for owin
rotate(X, angle=pi/2, ..., rescue=TRUE, centre=NULL)

Value

Another object of class "owin" representing the rotated window.

Details

Rotates the window by the specified angle. Angles are measured in radians, anticlockwise. The default is to rotate the window 90 degrees anticlockwise. The centre of rotation is the origin, by default, unless centre is specified.

See Also

owin.object

Examples

  w <- owin(c(0,1),c(0,1))
  v <- rotate(w, pi/3)
  e <- rotate(w, pi/2, centre="midpoint")
  # plot(v)
  w <- as.mask(letterR)
  v <- rotate(w, pi/5)