A constraint forces its owner to stay either further from, nearer to, or exactly at a given distance from its target.
Constraints are used to set up various relations between objects by
affecting their position, rotation and scale. Can be used with the
Object3D.constraints property.
The distance from target. Default is 0.0.
The percentage of influence the constraint has on the object. Default is 1.0 (100%).
Used to check whether this or derived classes are limit distance constraints. Default is true.
The constraint's type. Equals to "LimitDistanceConstraint".