text: class Damper:
      def __init__(self, (parent_up, model_up, pos_up), (parent_down, model_down, pos_down)):
  
          self.up = loader.loadModel("models/grader/"+model_up)
          self.up.reparentTo(parent_up)
          self.up.setPos(pos_up)
  
          self.down = loader.loadModel("models/grader/"+model_down)
          self.down.reparentTo(parent_down)
          self.down.setPos(pos_down)
          self.update()
          
      def update(self):
          self.up.lookAt(self.down)
          self.down.lookAt(self.up)
  