dFloat NewtonSliderGetJointVeloc(const NewtonJoint* Slider)
Get the relative joint angular velocity between the two bodies.
- const NewtonJoint *Slider - pointer to the joint.
- the joint angular velocity relative to the pin axis.
- this function can be used during a function update call back to provide the application with some special effect. for example the application can play the creaky noise of a hanging lamp.