figure-8-3.trk

# A figure eight.

# a rectangular cross section
p -1  1
p  1  1
p  1 -1
p -1 -1

# a short wavy loop.
# local azimuths of 80 degrees are specified at the three low points of the track, where the speed is highest.
v     2.0     2.0     0.0
v     4.0     0.0     0.0
v     2.0    -2.0     0.0
v     0.0     0.0     1.0
v    -2.0     2.0     0.0
v    -4.0     0.0     0.0
v    -2.0    -2.0     0.0
v     0.0     0.0     0.0

#v  3   1   1
#v  1   1   1
#v -1  -1   0
#v -3  -1   0
#v -3   1   0
#v -1   1   0
#v  1  -1   0
#v  3  -1   0