def addIcon(self, iconActor, pos=3, size=0.08):
        """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|_
        """
        return addons.addIcon(iconActor, pos, size)