code: def addIcon(self, iconActor, pos=3, size=0.08):
          
          return addons.addIcon(iconActor, pos, size)
docs: Add an inset icon mesh into the same renderer.
  
          :param pos: icon position in the range [1-4] indicating one of the 4 corners,
                      or it can be a tuple (x,y) as a fraction of the renderer size.
          :param float size: size of the square inset.
  
          .. hint:: |icon| |icon.py|_