spatstat.geom (version 3.3-3)

is.rectangle: Determine Type of Window

Description

Determine whether a window is a rectangle, a polygonal region, or a binary mask.

Usage

is.rectangle(w)
  is.polygonal(w)
  is.mask(w)

Value

Logical value, equal to TRUE if w is a window of the specified type.

Arguments

w

Window to be inspected. An object of class "owin".

Author

Adrian Baddeley

and Rolf Turner

Details

These simple functions determine whether a window w (object of class "owin") is a rectangle (is.rectangle(w) = TRUE), a domain with polygonal boundary (is.polygonal(w) = TRUE), or a binary pixel mask (is.mask(w) = TRUE).

See Also

owin