cVector3f cPhysicsJointScrewNewton::GetVelocity()
	{
		float fSpeed = NewtonCorkscrewGetJointVeloc(mpNewtonJoint);
		return mvPin * fSpeed;
	}
	dFloat Roket_PhysicsJointCorkscrew::getVelocity()
	{
		return NewtonCorkscrewGetJointVeloc(joint);
	}