# a cone moves with your mouse in X and Y. Another cone points at the first.
# set Z with the mouse wheel. the algorithm gets crusty for values of z between
# -0.2 and 0.2
#
# run with halcmd -fk tracking-test.hal

# this assumes your mouse is on /dev/input/event1 and is world-writable. 
# if not, chmod a+rw /dev/input/event1 and/or change 1 to the location of 
# your mouse. see man hal_input for details
loadusr -W hal_input -RK 1
net x-mouse input.0.rel-x-position
net y-mouse input.0.rel-y-position
net z-mouse input.0.rel-wheel-position
net click input.0.btn-right
net click input.0.rel-wheel-reset
net click input.0.rel-x-reset
net click input.0.rel-y-reset

loadusr -W tracking-test
net x-mouse tracking-test.axis0
net y-mouse tracking-test.axis1
net z-mouse tracking-test.axis2
#linksp a tracking-test.axis3
#linksp b tracking-test.axis4
#linksp c tracking-test.axis5