is.im {spatstat} | R Documentation |
Tests whether its argument is a pixel image
(object of class "im"
).
is.im(x)
x |
Any object. |
This function tests whether the argument x
is a
pixel image object of class "im"
. For details of this
class, see im.object
.
The object is determined to be an image if it inherits from
class "im"
.
TRUE
if x
is a pixel image, otherwise FALSE
.
Adrian Baddeley adrian@maths.uwa.edu.au http://www.maths.uwa.edu.au/~adrian/ and Rolf Turner rolf@math.unb.ca http://www.math.unb.ca/~rolf