plotPolarSegment: Plots a segment
Description
Plots a segmente given two set of polar coordinates (angle, distance
from tree base), may be used to represent buildings close to the tree on the CM plot
Usage
plotPolarSegment(a0, d0, a1, d1)
Arguments
a0
angle of first set of coordinates
d0
distance of first set of coordinates
a1
angle of second set of coordinates
d1
distance of second set of coordinates