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Polygon Drawing
Arguments
x,y
|
vectors containing the coordinates of the vertices
of the polygon.
|
col
|
an integer specifying the color to be used in
filling the polygon. The default is to leave polygons unfilled.
|
border
|
the color to draw the border. The default is to
leave the border undrawn.
|
...
|
graphical parameters can be given as arguments to polygon .
|
Description
polygon
draws the polygons whose vertices are
given in x
and y
.
Note that if neither of col
or border
is specified
then nothing is drawn.
See Also
segments
for even more flexibility,
lines
, rect
, box
, abline
.
Examples
n <- 100
xx <- c(0:n, n:0)
yy <- c(c(0,cumsum(rnorm(n))), rev(c(0,cumsum(rnorm(n)))))
plot (xx, yy, type="n", xlab="Time", ylab="Distance")
polygon(xx, yy, col="gray")
title("Distance Between Brownian Motions")