plot_rule {pixelclasser} | R Documentation |
Plots the line that defines a rule
Description
This function draws the line that defines a rule on the plot created by
plot_rgb_plane()
.
Usage
plot_rule(rule, label = "", ...)
Arguments
rule |
an object of class |
label |
a string to label the line. It is attached at the coordinates of the second point used to define the line. |
... |
additional graphical parameters passed to the underlying graphic functions, for example to define the line colour or dashing style. |
Details
The function uses the information stored in the "pixel_rule"
object to plot the line.
Use the ... to set the colour and other characteristics of the line. For
colours use any character string understood by col2rgb()
.
A label can be added to the line using label_rule()
.
Value
The function does not return any value.
See Also
plot_rgb_plane
, pixel_rule
,
label_rule
col2rgb
Examples
rule_01 <- pixel_rule("rule_01", "g", "b",
list(c(0.345, 1/3), c(0.40, 0.10)), "<")
plot_rgb_plane("g", "b")
plot_rule(rule_01, col = "green")
[Package pixelclasser version 1.1.1 Index]