Have a look at this thread: "moveWithCollisions" with havoc? - #12 by aWeirdo
Setting some axis of the inertia to zero should be the same as locking an axis by multiplying the same axis by zero, as other physics engines do. At least I think so 
Have a look at this thread: "moveWithCollisions" with havoc? - #12 by aWeirdo
Setting some axis of the inertia to zero should be the same as locking an axis by multiplying the same axis by zero, as other physics engines do. At least I think so