Defines an other drive this drive depends on. The movement of the driven objects is the accumulated by all drives that prepend this drive. If DependsOn is null, then this drive is absoulte to the fixed world

Returns the modification that has to be applied to the objects moved by this drive to calculate the current position of the objects. This depends on the Position that has been set before (the current position). The modification does not take into account that this drive depends on another drive.

Gets or sets the current position of the driven objects.