def do_collect(self, item, **kwargs):
import inspect
items = self.filter(item)
if len(items) == 1:
item = items[0]
else:
item = items
T = type(item)
if inspect.isclass(T):
collect_method = self.__collect_method_dict__.get(T, None)
if collect_method is None:
for M in inspect.getmro(T):
collect_method_name = "collect_%s" % M.__name__
if hasattr(self, collect_method_name):
collect_method = getattr(self, collect_method_name)
self.__collect_method_dict__[T] = collect_method
break
if collect_method is None:
LOG.warn("No collect method found for object of type %s" % T)
else:
collect_method(item, **kwargs)
return
def initialize(self):
## standard gratings 1550nm
def STANDARD_GRATING_1550_TE():
from picazzo.fibcoup.uniform import UniformLineGrating as _ULG
from ipkiss.plugins.photonics.wg.basic import WgElDefinition
std1550_grating_trench = 0.315
std1550_grating_period = 0.630
std1550_grating_n_o_periods = 25
std_lin_grating_wg_def = WgElDefinition(wg_width=10.0)
G = _ULG(name="std_grating_1550",
origin=(0.0, 0.0),
period=std1550_grating_period,
line_width=std1550_grating_trench,
n_o_periods=std1550_grating_n_o_periods,
wg_definition=std_lin_grating_wg_def,
process=TECH.PROCESS.FC)
return G
## standard gratings 1550nm TM polarization
def STANDARD_GRATING_1550_TM():
from picazzo.fibcoup.uniform import UniformLineGrating as _ULG
from ipkiss.plugins.photonics.wg.basic import WgElDefinition
std1550_grating_trench = 0.540
std1550_grating_period = 1.080
std1550_grating_n_o_periods = 16
std_lin_grating_wg_def = WgElDefinition(wg_width=10.0)
G = _ULG(name="std_grating_1550_tm",
origin=(0.0, 0.0),
period=std1550_grating_period,
line_width=std1550_grating_trench,
n_o_periods=std1550_grating_n_o_periods,
wg_definition=std_lin_grating_wg_def,
process=TECH.PROCESS.FC)
return G
def STANDARD_2DGRATING_1550_TE():
from picazzo.fibcoup.uniform_2d import SymmetricUniformRect2dGrating as _UG2D
from ipkiss.plugins.photonics.wg.basic import WgElDefinition
std1550_2dgrating_period = 0.605
std1550_2dgrating_hole_diameter = 0.390 # desired after litho: 370
std1550_2dgrating_n_o_periods = 19
std1550_2dgrating_wg_def = WgElDefinition(wg_width=12.0)
std1550_2dgrating_wg_length = 11 # length of trench before the taper starts
std1550_2dgrating_trench_overlap = 4 # length of overlap between taper and fiber coupler trench
std1550_2dgrating_dev_angle = 3.1 # angle deviation w/respect to 90 degrees.
G = _UG2D(name="std_2dgrating_1550",
period=std1550_2dgrating_period,
hole_diameter=std1550_2dgrating_hole_diameter,
n_o_periods=std1550_2dgrating_n_o_periods,
wg_definition=std1550_2dgrating_wg_def,
wg_length=std1550_2dgrating_wg_length,
dev_angle=std1550_2dgrating_dev_angle,
process=TECH.PROCESS.WG)
return G
self.DEFAULT_GRATING_TE = STANDARD_GRATING_1550_TE()
self.DEFAULT_GRATING_TM = STANDARD_GRATING_1550_TM()
self.DEFAULT_GRATING = self.DEFAULT_GRATING_TE
try:
self.DEFAULT_2D_GRATING = STANDARD_2DGRATING_1550_TE()
except Exception, exc:
LOG.warn("TECH.IO.FIBCOUP.DEFAULT_2D_GRATING will not be set : " +
str(exc))
