Cut margins from rectangle
Trims a margin from a rectangle.
trim.rectangle(W, xmargin=0, ymargin=xmargin)
W |
A window (object of class |
xmargin |
Width of horizontal margin to be trimmed. A single nonnegative number, or a vector of length 2 indicating margins of unequal width at left and right. |
ymargin |
Height of vertical margin to be trimmed. A single nonnegative number, or a vector of length 2 indicating margins of unequal width at bottom and top. |
This is a simple convenience function to trim off a margin of specified width and height from each side of a rectangular window. Unequal margins can also be trimmed.
Another object of class "owin" representing the
window after margins are trimmed.
Adrian Baddeley Adrian.Baddeley@curtin.edu.au
and Rolf Turner r.turner@auckland.ac.nz
w <- square(10) # trim a margin of width 1 from all four sides square9 <- trim.rectangle(w, 1) # trim margin of width 3 from the right side # and margin of height 4 from top edge. v <- trim.rectangle(w, c(0,3), c(0,4))
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