tx, ty, tz, rx, ry, rz can be filled in input channels now and it will return the value of current tx, ty, tz, tx, ty, tz respectively from defuzzed output channels.
For example, this can be used to control bird flying. When the birds is turning, the "ry" channel will be reflect the birds behavior, we can put "ry" in input channel, make them lean to left when turning left and lean to right when turning to right.
(Left) turning right (right) turning left