def __init__(self, base=None, name="Stack"):
self.name = name
self.interface = None
self._layers = []
if base is not None:
self.add(base)
# TODO: can we make this a class variable?
self._thickness = Function(self._calc_thickness, name="stack thickness")
def __init__(self, stack, repeat=1, interface=None, name=None,
magnetism=None):
if name is None: name = "multilayer"
if interface is None: interface = stack[-1].interface.value
self.magnetism = magnetism
self.name = name
self.repeat = IntPar(repeat, limits=(0, inf),
name=name + " repeats")
self.stack = stack
self.interface = Par.default(interface, limits=(0, inf),
name=name+" top interface")
# Thickness is computed; don't make it a simple attribute
self._thickness = Function(self._calc_thickness, name="repeat thickness")
def __setstate__(self, state):
self.interface, self.repeat, self.name, self.stack = state
self._thickness = Function(self._calc_thickness,
name="repeat thickness")
def __setstate__(self, state):
self.interface, self._layers, self.name = state
self._thickness = Function(self._calc_thickness,
name="stack thickness")
