Draw tick-marks in a circular plot.
ticks.circular(x, template = c("none", "geographics"), zero = NULL,
rotation = NULL, tcl = 0.025, col = NULL, ...)
the points at which tick-marks are to be drawn.
either none
or geographics
.
the zero of the plot (in radians).
the rotation of the plot.
color for the tick marks. If NULL
, function uses `par("col.axis")'.
The length of tick marks.
parameters passed to line.default
.
Claudio Agostinelli
plot.circular
and axis.circular
.