public RevoluteJointDef()
{
Type = JointType.RevoluteJoint;
LocalAnchor1.Set(0.0f, 0.0f);
LocalAnchor2.Set(0.0f, 0.0f);
ReferenceAngle = 0.0f;
LowerAngle = 0.0f;
UpperAngle = 0.0f;
MaxMotorTorque = 0.0f;
MotorSpeed = 0.0f;
EnableLimit = false;
EnableMotor = false;
}