This subclass of Joint is used to link two Link objects together using a sliding linear joint.A retractable TV antenna is an example of an object that uses multiple prismatic joints.
Returns a double indicating how far this joint is from its natural position (which corresponds to a value of 0).
Creates a prismatic (sliding) joint between parentLink and childLink. The joint will be locoated at parentPoint on the parent's body, and at childPoint on the child's body. The joint will slide along the axis theNormal.
If parentLink is the value 0, then the joint will be attached to a fixed point in the world, specified with parentPoint.
Applies a force of forceValue to this joint.
Sets the minimum and maximum allowed positions for this joint.