Auto Wheel

This tool add a Float Script on the selected Object.
It forces the object to always rotate (or lookat) following the movement of the master.
You don’t have to rotate the object by yourself, only to translate the master in Autokey.

A new version realtime soon !!

A maxscript Controller to measure and expose the distance traveled by an object.1: select an object, a point or something else2: run the script3: in the modify panel, clic on Pick Reference button and pick the object you want to mesure travel distance.

Now, if you animate the object in autokey, you will see the value changing.You can use it in wire Parameter or in expressions or script controllers