class Layout(TraceChain.Layout):
center_line_shape = i3.ListProperty(locked=True)
def validate_properties(self):
for cnt, t in enumerate(self.traces):
if not hasattr(t, "center_line_shape"):
raise i3.PropertyValidationError(
self, "Trace {} has not center_line_shape", {
"trace": t,
"type t": type(t),
"Position in trace": cnt
})
return True
def _default_center_line_shape(self):
shape = []
for t in self.traces:
shape += t.center_line_shape
return shape
class my_dc(PlaceAndAutoRoute):
DC_list = i3.ChildCellListProperty(default=[])
# gap_inc_vec = i3.ListProperty(default=[], doc="Length of MMI")
gap_inc_vec2 = i3.ListProperty(default=[], doc="length of 12mmi")
WG1 = i3.ChildCellProperty(doc="", locked=True)
WG2 = i3.ChildCellProperty()
wg_t1 = i3.WaveguideTemplateProperty(doc="board WG")
mmi_trace_template = i3.WaveguideTemplateProperty()
mmi_access_template = i3.WaveguideTemplateProperty()
width = i3.PositiveNumberProperty(doc="width of ports", default=15)
cleave = i3.PositiveNumberProperty(doc="tolerance", default=150)
def _default_wg_t1(self):
wg_t1 = WireWaveguideTemplate(name="port_{}".format(str(self.width)))
wg_t1.Layout(
core_width=self.width,
cladding_width=self.width + 2 * 12.0,
)
return wg_t1
def _default_trace_template(self):
wg_sm = WireWaveguideTemplate(name="sm_template")
wg_sm.Layout(core_width=3.8, cladding_width=3.8 + 2 * 12.0)
return wg_sm
def _default_WG1(self):
WG1 = i3.Waveguide(name="straight{}_{}".format(str(self.width),
str(self.cleave)),
trace_template=self.wg_t1)
WG1.Layout(shape=[(0.0, 0.0), (self.cleave, 0.0)])
return WG1
def _default_WG2(self):
Port = AutoTransitionPorts(name="ports{}_{}".format(
str(self.width), str(self.cleave)),
contents=self.WG1,
port_labels=["out"],
trace_template=self.trace_template)
Port.Layout(transition_length=300) # .visualize(annotate=True)
return Port
def _default_mmi_trace_template(self):
mmi_trace_template = WireWaveguideTemplate(name="MMI_tt")
mmi_trace_template.Layout(core_width=20.0,
cladding_width=20.0 + 2 * 12) # MMI_width
return mmi_trace_template
def _default_mmi_access_template(self):
mmi_access_template = WireWaveguideTemplate(name="MMI_at")
mmi_access_template.Layout(core_width=9.0, cladding_width=9.0 + 2 * 12)
return mmi_access_template
def _default_DC_list(self):
print '____________ MMI 2x2 ______________'
MMI22_list = []
# cell = MMI2x2Tapered(mmi_trace_template=self.mmi_trace_template,
# input_trace_template=self.mmi_access_template,
# output_trace_template=self.mmi_access_template,
# trace_template=self.trace_template,
# )
#
# cell.Layout(name="MMI22_l_430", transition_length=200.0,
# length=430, trace_spacing=11.0
# )
#
# MMI22_list.append(cell)
#
# print 'cell name ' + str(cell.name)
# print '__________________________'
for l, dl in enumerate(self.gap_inc_vec2):
print 'length number ' + str(l)
print 'dl ' + str(dl)
cell = MMI2112()
cell.Layout(name="MMI2112_l_{}".format(str(self.gap_inc_vec2[l])),
length=self.gap_inc_vec2[l])
MMI22_list.append(cell)
print 'cell name ' + str(cell.name)
print '__________________________'
return MMI22_list
def _default_child_cells(self):
child_cells = dict()
for counter in range(0, 11, 1):
print counter
# child_cells['straight' + str(counter)] = self.WG1
child_cells['taper' + str(counter)] = self.WG2
for counter, child in enumerate(self.DC_list):
print 'child number' + str(counter)
child_cells['ring' + str(counter)] = child
print 'child name ' + str(child.name)
print child
return child_cells
def _default_links(self):
links = [
# ("taper0:out", "ring0:in2"),
# ("taper1:out", "ring0:in1"),
# ("taper2:out", "ring0:out2"),
# ("taper3:out", "ring0:out1"),
("taper0:out", "ring0:narrow_in"),
("taper1:out", "ring0:MMI1a_out1"),
("taper2:out", "ring0:MMI1a_out2"),
("taper3:out", "ring1:narrow_in"),
("taper4:out", "ring1:MMI1a_out1"),
("taper5:out", "ring1:MMI1a_out2"),
("taper6:out", "ring2:narrow_in"),
("taper7:out", "ring2:MMI1a_out1"),
("taper8:out", "ring2:MMI1a_out2"),
("taper9:out", "taper10:out")
]
return links
class Layout(PlaceAndAutoRoute.Layout):
def _default_child_transformations(self):
trans = dict()
column = 6000
trans['ring0'] = (600, 0)
trans['ring1'] = (600, 1 * column)
trans['ring2'] = (600, 2 * column)
# trans['ring3'] = (1300, 8000 + 2 * column )
trans["taper0"] = (0, 0)
trans["taper1"] = i3.HMirror(0) + i3.Translation((2500, -1500))
trans["taper2"] = i3.HMirror(0) + i3.Translation((2500, 1500))
trans["taper3"] = (0, 1 * column)
trans["taper4"] = i3.HMirror(0) + i3.Translation(
(2500, -1500 + 1 * column))
trans["taper5"] = i3.HMirror(0) + i3.Translation(
(2500, 1500 + 1 * column))
trans["taper6"] = (0, 2 * column)
trans["taper7"] = i3.HMirror(0) + i3.Translation(
(2500, -1500 + 2 * column))
trans["taper8"] = i3.HMirror(0) + i3.Translation(
(2500, 1500 + 2 * column))
trans["taper9"] = (0, 3800 + 2 * column)
trans["taper10"] = i3.HMirror(0) + i3.Translation(
(2500, -1500 + 3 * column))
# trans["taper11"] = i3.HMirror(0) + i3.Translation((3000, 6500+ 2 * column))
# trans["taper12"] = i3.HMirror(0) + i3.Translation((3000, 9500+ 2 * column))
return trans
def _default_bend_radius(self):
bend_radius = 300
return bend_radius
def _generate_elements(self, elems):
for counter, child in enumerate(self.DC_list):
name = child.name
elems += i3.PolygonText(
layer=i3.TECH.PPLAYER.WG.TEXT,
text="{}_{}".format(name, self.cell.wg_t1.name),
# coordinate=(1300.0, 100.0),
alignment=(i3.TEXT_ALIGN_LEFT, i3.TEXT_ALIGN_LEFT),
font=2,
height=30.0,
transformation=i3.Translation((600, 100 + 6000 * counter)))
for i in range(1, 8, 1):
elems += i3.PolygonText(
layer=i3.TECH.PPLAYER.WG.TEXT,
text="{}".format(i),
coordinate=(400, -4400 + 3000 * i),
font=2,
height=200.0,
)
for j in range(-1, 2, 1):
for i in range(0, 4, 1):
elems += i3.Rectangle(layer=i3.TECH.PPLAYER.WG.TEXT,
center=(100 + j * 6000,
-3000 + 100 + 6000 * i),
box_size=(100, 100))
elems += i3.Rectangle(layer=i3.TECH.PPLAYER.WG.TEXT,
center=(100 + j * 6000,
-3000 - 100 + 6000 * i),
box_size=(100, 100))
elems += i3.Rectangle(layer=i3.TECH.PPLAYER.WG.TEXT,
center=(100 + j * 6000, -3000 + 100 +
6000 * 3 + 3000),
box_size=(100, 100))
elems += i3.Rectangle(layer=i3.TECH.PPLAYER.WG.TEXT,
center=(100 + j * 6000, -3000 - 100 +
6000 * 3 + 3000),
box_size=(100, 100))
elems += i3.Rectangle(layer=i3.TECH.PPLAYER.WG.TEXT,
center=(300,
-3000 + 100 + 6000 * 3 + 3000),
box_size=(100, 100))
elems += i3.Rectangle(layer=i3.TECH.PPLAYER.WG.TEXT,
center=(300, -3000 - 100),
box_size=(100, 100))
return elems
class my_dc(PlaceAndAutoRoute):
DC_list = i3.ChildCellListProperty(default=[])
MMI_list = i3.ChildCellListProperty(default=[])
gap_inc_vec = i3.ListProperty(default=[], doc="Length of MMI")
length_inc_vec = i3.ListProperty(default=[], doc="length of MMI2112")
WG1 = i3.ChildCellProperty(doc="", locked=True)
WG2 = i3.ChildCellProperty()
WG3 = i3.ChildCellProperty(
doc="dummy SM waveguide") # define this to guide route
wg_t1 = i3.WaveguideTemplateProperty(doc="board WG")
wg_dc = i3.WaveguideTemplateProperty(doc="dc WG")
mmi_trace_template = i3.WaveguideTemplateProperty()
mmi_access_template = i3.WaveguideTemplateProperty()
width = i3.PositiveNumberProperty(doc="width of ports", default=15)
def _default_wg_t1(self):
wg_t1 = WireWaveguideTemplate(name="port_{}".format(str(self.width)))
wg_t1.Layout(
core_width=self.width,
cladding_width=self.width + 2 * 12.0,
)
return wg_t1
def _default_wg_dc(self):
wg_t1 = WireWaveguideTemplate(name="dc")
wg_t1.Layout(
core_width=2.8,
cladding_width=2.8 + 2 * 12.0,
)
return wg_t1
def _default_trace_template(self):
wg_sm = WireWaveguideTemplate(name="sm_template")
wg_sm.Layout(core_width=3.8, cladding_width=3.8 + 2 * 12.0)
return wg_sm
def _default_WG1(self):
wg1 = i3.Waveguide(name="straight{}".format(str(self.width)),
trace_template=self.wg_t1)
wg1.Layout(shape=[(0.0, 0.0), (150.0, 0.0)])
return wg1
def _default_WG3(self):
wg3 = i3.Waveguide(name="route", trace_template=self.trace_template)
wg3.Layout(shape=[(0.0, 0.0), (1.0, 0.0)])
return wg3
def _default_WG2(self):
Port = AutoTransitionPorts(name="ports{}".format(str(self.width)),
contents=self.WG1,
port_labels=["out"],
trace_template=self.trace_template)
Port.Layout(transition_length=300) # .visualize(annotate=True)
return Port
def _default_mmi_trace_template(self):
mmi_trace_template = WireWaveguideTemplate(name="MMI_tt")
mmi_trace_template.Layout(core_width=20.0,
cladding_width=20.0 + 2 * 12) # MMI_width
return mmi_trace_template
def _default_mmi_access_template(self):
mmi_access_template = WireWaveguideTemplate(name="MMI_at")
mmi_access_template.Layout(core_width=9.0, cladding_width=9.0 + 2 * 12)
return mmi_access_template
def _default_DC_list(self):
print '____________ MMI 2x2 ______________'
MMI22_list = []
for l, dl in enumerate(self.gap_inc_vec):
print 'length number ' + str(l)
print 'dl ' + str(dl)
cell = MMI2x2Tapered(
mmi_trace_template=self.mmi_trace_template,
input_trace_template=self.mmi_access_template,
output_trace_template=self.mmi_access_template,
trace_template=self.trace_template,
)
cell.Layout(name="MMI22_l_{}".format(str(self.gap_inc_vec[l])),
transition_length=200.0,
length=self.gap_inc_vec[l],
trace_spacing=11.0)
MMI22_list.append(cell)
print 'cell name ' + str(cell.name)
print '__________________________'
return MMI22_list
def _default_MMI_list(self):
print '____________ MMI 2112 ______________'
MMI2112_list = []
for l, dl in enumerate(self.length_inc_vec):
print 'length number ' + str(l)
print 'dl ' + str(dl)
cell = MMI2112()
cell.Layout(name="MMI2112_l_{}".format(str(
self.length_inc_vec[l])),
length=self.length_inc_vec[l])
MMI2112_list.append(cell)
print 'cell name ' + str(cell.name)
return MMI2112_list
def _default_child_cells(self):
child_cells = dict()
for counter in range(0, 16, 1):
print counter
child_cells['straight1' + str(counter)] = self.WG3
for counter in range(0, 24, 1):
child_cells['taper_in' + str(counter)] = self.WG2
for counter in range(0, 24, 1):
# child_cells['straight2' + str(counter)] = self.WG3
child_cells['taper_out' + str(counter)] = self.WG2
for counter in range(0, 16, 1):
child_cells['straight2' + str(counter)] = self.WG3
for counter, child in enumerate(self.DC_list):
print 'child number' + str(counter)
child_cells['ring' + str(counter)] = child
print 'child name ' + str(child.name)
print child
for counter, child in enumerate(self.MMI_list):
print 'child number' + str(counter)
child_cells['mmi' + str(counter)] = child
print 'child name ' + str(child.name)
print child
child = SBendDirectionalCoupler(name="dc3",
trace_template1=self.trace_template,
coupler_length=923)
child.Layout(
coupler_spacing=1.5 + 3.8,
straight_after_bend=970,
# bend_angle=30.0,
bend_angles1=(20, 20),
bend_angles2=(40, 40),
bend_radius=100)
child_cells['dc3'] = child
child = SBendDirectionalCoupler(name="dc2",
trace_template1=self.wg_dc,
coupler_length=888)
child.Layout(
coupler_spacing=2 + 2.8,
straight_after_bend=860,
# bend_angle=30.0,
bend_angles1=(20, 20),
bend_angles2=(40, 40),
bend_radius=100,
# manhattan=True,
)
child_cells['dc2'] = child
child = SBendDirectionalCoupler(name="dc1",
trace_template1=self.wg_dc,
coupler_length=868)
child.Layout(
coupler_spacing=2 + 2.8,
straight_after_bend=750,
# bend_angle=30.0,
bend_angles1=(20, 20),
bend_angles2=(40, 40),
bend_radius=100,
# manhattan=True,
)
child_cells['dc1'] = child
child = SBendDirectionalCoupler(name="dc4",
trace_template1=self.trace_template,
coupler_length=923)
child.Layout(
coupler_spacing=100 + 3.8,
straight_after_bend=1150,
# bend_angle=30.0,
bend_angles1=(1, 1),
bend_angles2=(40, 40),
bend_radius=100)
child_cells['dc4'] = child
return child_cells
def _default_links(self):
links = []
for counter in range(0, 10, 1):
# in_port = "Spiral{}:in".format(counter)
in_port = "taper_in{}:out".format(counter)
# links.append((in_port, out_port))
# in_port = "Spiral{}:out".format(counter)
out_port = "straight1{}:in".format(counter)
links.append((in_port, out_port))
in_port = "taper_out{}:out".format(counter)
# links.append((in_port, out_port))
# in_port = "Spiral{}:out".format(counter)
out_port = "straight2{}:out".format(counter)
links.append((in_port, out_port))
# for counter in range(0, 11, 1):
if counter % 2 == 0:
i_port = "straight1{}:out".format(counter)
o_port = "ring{}:in1".format(counter // 2)
links.append((i_port, o_port))
i_port = "straight2{}:in".format(counter)
o_port = "ring{}:out1".format(counter // 2)
links.append((i_port, o_port))
else:
ii_port = "straight1{}:out".format(counter)
oo_port = "ring{}:in2".format(counter // 2)
links.append((ii_port, oo_port))
ii_port = "straight2{}:in".format(counter)
oo_port = "ring{}:out2".format(counter // 2)
links.append((ii_port, oo_port))
for counter in range(10, 16, 1):
# in_port = "Spiral{}:in".format(counter)
in_port = "taper_in{}:out".format(counter)
# links.append((in_port, out_port))
# in_port = "Spiral{}:out".format(counter)
out_port = "straight1{}:in".format(counter)
links.append((in_port, out_port))
in_port = "taper_out{}:out".format(counter)
# links.append((in_port, out_port))
# in_port = "Spiral{}:out".format(counter)
out_port = "straight2{}:out".format(counter)
links.append((in_port, out_port))
if counter % 2 == 0:
i_port = "straight1{}:out".format(counter)
o_port = "mmi{}:MMI1b_in1".format((counter - 10) // 2)
links.append((i_port, o_port))
i_port = "straight2{}:in".format(counter)
o_port = "mmi{}:MMI1a_out1".format((counter - 10) // 2)
links.append((i_port, o_port))
else:
ii_port = "straight1{}:out".format(counter)
oo_port = "mmi{}:MMI1b_in2".format((counter - 10) // 2)
links.append((ii_port, oo_port))
ii_port = "straight2{}:in".format(counter)
oo_port = "mmi{}:MMI1a_out2".format((counter - 10) // 2)
links.append((ii_port, oo_port))
links.append(("taper_in16:out", "dc1:in1")),
links.append(("taper_in17:out", "dc1:in2")),
links.append(("taper_out16:out", "dc1:out1")),
links.append(("taper_out17:out", "dc1:out2")),
links.append(("taper_in18:out", "dc2:in1")),
links.append(("taper_in19:out", "dc2:in2")),
links.append(("taper_out18:out", "dc2:out1")),
links.append(("taper_out19:out", "dc2:out2")),
links.append(("taper_in20:out", "dc3:in1")),
links.append(("taper_in21:out", "dc3:in2")),
links.append(("taper_out20:out", "dc3:out1")),
links.append(("taper_out21:out", "dc3:out2")),
links.append(("taper_in22:out", "dc4:in1")),
links.append(("taper_in23:out", "dc4:in2")),
links.append(("taper_out22:out", "dc4:out1")),
links.append(("taper_out23:out", "dc4:out2")),
# links.append(
# ("taper_in0:out", "ring0:in2"),
# ("taper_in1:out", "ring0:in1"),
# # ("taper_in2:out", "ring0:out2"),
# # ("taper_in3:out", "ring0:out1"),
#
# ("taper_in2:out", "ring1:in2"),
# ("taper_in3:out", "ring1:in1"),
# # ("taper6:out", "ring1:out2"),
# # ("taper7:out", "ring1:out1"),
# #
# ("taper_in4:out", "ring2:in2"),
# ("taper_in5:out", "ring2:in1"),
# # ("taper10:out", "ring2:out2"),
# # ("taper11:out", "ring2:out1"),
# ("taper_in6:out", "ring3:in2"),
# ("taper_in7:out", "ring3:in1"),
# ("taper_in8:out", "ring4:in2"),
# ("taper_in9:out", "ring4:in1"),
#
# )
return links
class Layout(PlaceAndAutoRoute.Layout):
def _default_child_transformations(self):
trans = dict()
column = 150
# a = self.cell.mmi1_21.get_default_view(i3.LayoutView).ports['out'].x
for counter in range(0, 24, 1):
trans['taper_in' + str(counter)] = i3.Translation(
translation=(0, counter * column))
trans['taper_out' +
str(counter)] = i3.HMirror(0) + i3.Translation(
translation=(6000, 1000 + counter * column))
# trans['straight1' + str(counter)] = i3.Translation(
# translation=(1490 - counter * 30, 1670 + counter * 150), rotation=90)
# trans['straight2']
# trans["dircoup1"] = (1650, 0)
# trans["dircoup2"] = (4950, 0)
# trans['mzi_22_22_0'] = (0, 0)
for counter in range(0, 5, 1):
trans['ring' + str(counter)] = i3.Translation(
translation=(3000, 5000 + counter * column / 1.5))
for counter in range(0, 3, 1):
trans['mmi' + str(counter)] = i3.Translation(
translation=(3000, 5500 + counter * column / 1.5))
trans['dc1'] = i3.Translation((3000 + 200, 5800))
trans['dc2'] = i3.Translation((3000 + 200, 5950))
trans['dc3'] = i3.Translation((3000 + 200, 6100))
trans['dc4'] = i3.Translation((3000 + 200, 6300))
for counter, child in enumerate(self.DC_list):
a = (child.ports['in1'].x, child.ports['in1'].y)
b = (child.ports['in2'].x, child.ports['in2'].y)
c = (child.ports['out1'].x, child.ports['out1'].y)
d = (child.ports['out2'].x, child.ports['out2'].y)
n = counter * 2
m = counter * 2 + 1
trans['straight1' + str(n)] = i3.Translation(
translation=a) + i3.Translation(translation=(
3000, 5000 + counter * column / 1.5)) + i3.Translation(
(-2 - 50 * n, 0))
trans['straight1' + str(m)] = i3.Translation(
translation=b) + i3.Translation(translation=(
3000, 5000 + counter * column / 1.5)) + i3.Translation(
(-2 - 50 * m, 0))
trans['straight2' + str(n)] = i3.Translation(
translation=c) + i3.Translation(translation=(
3000, 5000 + counter * column / 1.5)) + i3.Translation(
(2 + 50 * n, 0))
trans['straight2' + str(m)] = i3.Translation(
translation=d) + i3.Translation(translation=(
3000, 5000 + counter * column / 1.5)) + i3.Translation(
(2 + 50 * m, 0))
print a, b
for counter, child in enumerate(self.MMI_list):
a = (child.ports['MMI1b_in1'].x, child.ports['MMI1b_in1'].y)
b = (child.ports['MMI1b_in2'].x, child.ports['MMI1b_in2'].y)
c = (child.ports['MMI1a_out1'].x, child.ports['MMI1a_out1'].y)
d = (child.ports['MMI1a_out2'].x, child.ports['MMI1a_out2'].y)
n = 10 + counter * 2
m = 10 + counter * 2 + 1
trans['straight1' + str(n)] = i3.Translation(
translation=a) + i3.Translation(translation=(
3000, 5500 + counter * column / 1.5)) + i3.Translation(
(-2 - 50 * n, 0))
trans['straight1' + str(m)] = i3.Translation(
translation=b) + i3.Translation(translation=(
3000, 5500 + counter * column / 1.5)) + i3.Translation(
(-2 - 50 * m, 0))
trans['straight2' + str(n)] = i3.Translation(
translation=c) + i3.Translation(translation=(
3000, 5500 + counter * column / 1.5)) + i3.Translation(
(2 + 50 * n - 250, 0))
trans['straight2' + str(m)] = i3.Translation(
translation=d) + i3.Translation(translation=(
3000, 5500 + counter * column / 1.5)) + i3.Translation(
(2 + 50 * m - 250, 0))
print a, b
# trans['ring0'] = (2000, 2000)
# trans['ring1'] = (2000, 2000 + column)
# trans['ring2'] = (2000, 2000 + 2 * column)
# trans['ring3'] = (2000, 2000 + 3 * column)
# trans['ring4'] = (2000, 2000 + 4 * column)
# trans['ring0'] = (2000, 2000)
# trans['ring1'] = (2000, 2000 + column)
# trans['ring2'] = (2000, 2000 + 2 * column)
# trans['ring3'] = (2000, 2000 + 3 * column)
# trans['ring4'] = (2000, 2000 + 4 * column)
# trans["taper0"] = (0, 4000)
# trans["taper1"] = (0, -4000)
# trans["taper2"] = i3.HMirror(0) + i3.Translation((5000, 2500))
# trans["taper3"] = i3.HMirror(0) + i3.Translation((5000, -2500))
#
# trans["taper4"] = (0, 4000 + column)
# trans["taper5"] = (0, -4000 + column)
# trans["taper6"] = i3.HMirror(0) + i3.Translation((5000, 2500 + column))
# trans["taper7"] = i3.HMirror(0) + i3.Translation((5000, -2500 + column))
#
# trans["taper8"] = (0, 4000 + 2 * column)
# trans["taper9"] = (0, -4000 + 2 * column)
# trans["taper10"] = i3.HMirror(0) + i3.Translation((5000, 2500 + 2 * column))
# trans["taper11"] = i3.HMirror(0) + i3.Translation((5000, -2500 + 2 * column))
return trans
def _default_bend_radius(self):
bend_radius = 300
return bend_radius
def _generate_elements(self, elems):
for counter in range(0, 24, 1):
elems += i3.PolygonText(
layer=i3.TECH.PPLAYER.WG.TEXT,
text="{}".format(str(counter)),
# coordinate=(1300.0, 100.0),
# alignment=(i3.TEXT_ALIGN_LEFT, i3.TEXT_ALIGN_LEFT),
font=2,
height=70.0,
transformation=i3.Translation((300, 100 + 150 * counter)))
elems += i3.PolygonText(
layer=i3.TECH.PPLAYER.WG.TEXT,
text="{}".format(str(counter)),
# coordinate=(1300.0, 100.0),
# alignment=(i3.TEXT_ALIGN_LEFT, i3.TEXT_ALIGN_LEFT),
font=2,
height=70.0,
transformation=i3.Translation(
(5700, 1100 + 150 * counter)))
return elems
class Spirals_w(PlaceComponents):
Spirals_w_list = i3.ChildCellListProperty(
doc="List containing the different routed masks")
width_vec = i3.ListProperty(default=[10000.0, 20000.0])
s_length_vec = i3.ListProperty(default=[50000.0])
n = i3.PositiveNumberProperty(default=1, doc="Radius of curvature")
tipo = i3.PositiveNumberProperty(default=1, doc="Radius of curvature")
def _default_n(self):
for counter, cell in enumerate(self.width_vec):
numero = counter + 1
#print 'number of legths: ', self.n
return numero
def _default_Spirals_w_list(self):
Spirals_w_list = []
for w, width in enumerate(self.width_vec):
print 'The core width is: ', width
wg_t = WireWaveguideTemplate()
wg_t.Layout(
core_width=width,
cladding_width=width,
)
Spirals_w_list.append(
Spirals(s_length_vec=self.s_length_vec,
waveguide_template=wg_t,
tipo=self.tipo,
width=w + 1,
n=self.n,
name='Spirals_w_' +
str(width)) #.Layout(local_mbend_radius = radius)
)
return Spirals_w_list
def _default_child_cells(self):
child_cells = {}
for counter, width in enumerate(self.Spirals_w_list):
child_cells['Spirals{}'.format(counter)] = width
print 'child_cells:', child_cells
return child_cells
class Layout(PlaceComponents.Layout):
def _default_child_transformations(self):
d = {}
for counter, child in enumerate(self.child_cells):
# We get the layoutview of the childcell
spiral = self.child_cells[child].get_default_view(self)
isz_0 = spiral.instances['Spiral0'].reference.inner_size
sx = isz_0[1] + 200
print 'sx = ', sx
#print("inner_size = {}".format(isz_0, isz_1))
number = self.n
if self.tipo == 1:
d['Spirals' + str(counter)] = i3.Translation(
translation=(0.0, (counter) *
sx)) #+i3.HMirror()+i3.VMirror()
if self.tipo == 2:
d['Spirals' + str(counter)] = i3.Translation(translation=(
0.0, -(counter) * sx)) + i3.HMirror() + i3.VMirror()
return d
class Spirals(PlaceAndAutoRoute):
_name_prefix = 'LSpiral'
tipo = i3.PositiveNumberProperty(doc="Number loops", default=1)
waveguide_template = i3.DefinitionProperty(doc="Trace template used")
R = i3.PositiveNumberProperty(default=200, doc="Radius of curvature")
spacing = i3.PositiveNumberProperty(default=100, doc="Radius of curvature")
n_loops = i3.IntProperty(doc="Number loops", default=2)
n_loops_vec = i3.ListProperty(default=[4, 8])
s_length_vec = i3.ListProperty(default=[0.0])
Spiral_list = i3.ChildCellListProperty(
doc="List containing the 90 degree angle child cells")
#chip_length = i3.PositiveNumberProperty(default=2500.0, doc="Radius of curvature")
chip_length = i3.PositiveNumberProperty(default=3000.0,
doc="Radius of curvature")
Port = i3.ChildCellProperty(doc="Used for ports")
Port2 = i3.ChildCellProperty(doc="Used for ports")
tlport = i3.PositiveNumberProperty(default=1000.0,
doc="Transition legth to ports")
couplingWG = i3.ChildCellProperty(doc="", locked=True)
couplingWG_l = i3.PositiveNumberProperty(default=5000.0,
doc="Length of the coupling WG ")
tt_port = i3.TraceTemplateProperty(
doc="Wide trace template used for the contacts")
tt_port2 = i3.TraceTemplateProperty(
doc="Wide trace template used for the contacts")
#width_vec = i3.ListProperty(default=[1])
n = i3.PositiveNumberProperty(default=1, doc="")
width = i3.PositiveNumberProperty(default=1, doc="")
lengths = i3.PositiveNumberProperty(default=1, doc="")
def _default_lengths(self):
for counter, cell in enumerate(self.s_length_vec):
numero = counter + 1
return numero
#template for Autorute
def _default_trace_template(self):
return self.waveguide_template
def _default_tt(self):
return self.waveguide_template
def _default_tt_port(self):
tt_port = WireWaveguideTemplate()
tt_port_layout = tt_port.Layout(core_width=10.0, cladding_width=10.0)
return tt_port
def _default_tt_port2(self):
tt_port = WireWaveguideTemplate()
tt_port_layout = tt_port.Layout(core_width=10.0, cladding_width=10.0)
return tt_port
def _default_Spiral_list(self):
Spiral_list = [] # empty list
print ' I am in _Spiral_list'
for l, length in enumerate(self.s_length_vec):
loops = 1
print length
cell = FixedLengthSpiralRounded(
trace_template=self.waveguide_template,
#total_length=length-self.chip_length,
total_length=length,
n_o_loops=loops,
name=self.name + '_Spiral_' + str(l))
cell.Layout(
incoupling_length=0,
bend_radius=self.R,
spacing=self.spacing,
stub_direction="H",
growth_direction="H",
) #.visualize(annotate=True)
print 'The legth of the spiral is: ', cell.total_length
print 'Cell: ', cell.name
Spiral_list.append(cell)
return Spiral_list
def _default_couplingWG(self):
rect = i3.Waveguide(trace_template=self.tt_port)
layout_rect = rect.Layout(shape=[(0.0, 0.0), (self.couplingWG_l, 0.0)])
return rect
def _default_Port(self):
Port = AutoTransitionPorts(contents=self.couplingWG,
port_labels=["in"],
trace_template=self.waveguide_template)
layout_Port = Port.Layout(
transition_length=self.tlport) #.visualize(annotate=True)
return Port
def _default_Port2(self):
Port = AutoTransitionPorts(contents=self.couplingWG,
port_labels=["in"],
trace_template=self.waveguide_template)
layout_Port = Port.Layout(
transition_length=self.tlport) #.visualize(annotate=True)
return Port
def _default_child_cells(self):
child_cells = {
} # First we define the property "child_cells" as an empty dictionary
for counter, spiral in enumerate(
self.Spiral_list
): # the iteration starts in the first element of the list and follows element by element to the last element.
child_cells['Spiral{}'.format(counter)] = spiral
print spiral
print 'name of spiral:', spiral.name
child_cells['InPort' + str(counter)] = self.Port
child_cells['OutPort' + str(counter)] = self.Port
print 'child_cells:', child_cells
return child_cells
def _default_links(self):
links = []
for counter, spiral in enumerate(self.Spiral_list):
print counter
in_port = "Spiral{}:in".format(counter)
out_port = "InPort{}:in".format(counter)
links.append((in_port, out_port))
in_port = "Spiral{}:out".format(counter)
out_port = "OutPort{}:in".format(counter)
links.append((in_port, out_port))
return links
class Layout(PlaceAndAutoRoute.Layout):
#tipo=1
def _default_bend_radius(self):
return self.R
def _default_child_transformations(self):
d = {}
for counter, child in enumerate(self.Spiral_list):
ip = child.ports["in"].position
#print self.child_cells['InPort' + str(counter)].ports["out"].position
#print self.child_cells['OutPort' + str(counter)].ports.position
print '----------------'
print 'spiral length:', child.total_length
print 'counter: ', counter
#print ip
op = child.ports["out"].position
#print op
print 'The lateral size of the spiral is', op[0] - ip[0]
print 'The type of mask is: ', self.tipo
print 'The number of widths is: ', self.n
print 'The number of lengths is: ', self.lengths
print 'The width number is: ', self.width
print '----------------'
iz = child.inner_size
sx = iz[1] + 200
#sx=1200
if self.tipo == 1:
d['Spiral' + str(counter)] = i3.Translation(
translation=(-(op[0] - ip[0]) / 2,
self.n * counter * sx))
d['InPort' + str(counter)] = i3.HMirror() + i3.Translation(
translation=(-self.chip_length / 2.0 -
self.couplingWG_l, self.n * counter * sx))
d['OutPort' + str(counter)] = i3.Translation(
translation=(self.chip_length / 2.0 +
self.couplingWG_l, self.n * counter * sx))
if self.tipo == 2:
d['Spiral' + str(counter)] = i3.Translation(
translation=(-(op[0] - ip[0]) / 2,
-(self.n + 0.5) * counter * sx))
#d['InPort' + str(counter)] = i3.HMirror()+ i3.Translation(translation=(-self.chip_length*(3/4)-self.couplingWG_l, -(self.n+0.5)*counter*sx))
#d['OutPort' + str(counter)] = i3.Rotation(rotation=90) + i3.Translation(translation=((op[0]-ip[0])/2+2*self.R+(((self.n+0.5)*counter+self.width)*sx/4), self.chip_length*(3/4)+(self.width+counter-(((counter+1)-1.0)%self.lengths))*sx))
d['InPort' + str(counter)] = i3.HMirror() + i3.Translation(
translation=(-self.chip_length * (1 / 2) - 2000,
-(self.n + 0.5) * counter * sx))
d['OutPort' + str(counter)] = i3.Rotation(
rotation=90) + i3.Translation(translation=(
(op[0] - ip[0]) / 2 + 2 * self.R +
(((self.n + 0.5) * counter + self.width) * sx / 4),
3000 + self.chip_length * (3 / 4) +
(self.width + counter -
(((counter + 1) - 1.0) % self.lengths)) * sx))
#For awg's
#if self.tipo==2:
#d['Spiral' + str(counter)] = i3.Translation(translation=(-(op[0]-ip[0])/2, -(self.n+0.5)*counter*sx))
#d['InPort' + str(counter)] = i3.HMirror()+ i3.Translation(translation=(-self.chip_length*(3/4.0), -(self.n+0.5)*counter*sx))
#d['OutPort' + str(counter)] = i3.Rotation(rotation=90) + i3.Translation(translation=((op[0]-ip[0])/2+2*self.R
#+(((self.n+0.5)*counter+self.width)*sx/100.0)
#, self.chip_length*(2/4.0)+
#(self.width+counter-(((counter+1)-1.0)%self.lengths))*sx))
return d
# Fabio's addition
def _generate_elements(self, elems):
# We calculate the lengths of the 2 spirals in this pcell.
# Note that we assume that there are exactly 2 spirals in this list.
#assert len(self.Spiral_list) == 2
lengths = get_lengths(self)
iz = self.Spiral_list[0].inner_size
sx = iz[1] + 200
for counter, (child,
length) in enumerate(zip(self.Spiral_list, lengths)):
ip = child.ports["in"].position
op = child.ports["out"].position
width = child.ports["in"].trace_template.core_width
#print 'child.ports["in"].trace_template.core_width: ', child.ports["in"].trace_template.core_width
#i3.TECH.PPLAYER.NONE.LOGOTXT when using isipp50g
if self.tipo == 2:
elems += i3.PolygonText(
layer=i3.TECH.PPLAYER.WG.TEXT,
text='Width={}_Length={}_R={}'.format(
width, length, self.R),
coordinate=((op[0] - ip[0]) / 2 - 1000.0,
(self.n + 0.5) * counter * sx - 50.0),
alignment=(i3.TEXT_ALIGN_LEFT, i3.TEXT_ALIGN_LEFT),
font=2,
height=20.0)
if self.tipo == 1:
elems += i3.PolygonText(
layer=i3.TECH.PPLAYER.WG.TEXT,
text='Width={}_Length={}_R={}'.format(
width, length, self.R),
coordinate=(-(op[0] - ip[0]) / 2 - 1000.0,
-(self.n + 0.5) * counter * sx - 50.0),
alignment=(i3.TEXT_ALIGN_LEFT, i3.TEXT_ALIGN_LEFT),
font=2,
height=20.0)
return elems
class Lspiral(PlaceAndAutoRoute):
rectV_list = i3.ChildCellListProperty(default=[])
rectH_list = i3.ChildCellListProperty(default=[])
gap_inc_vec = i3.ListProperty(default=[], doc="Length of MMI")
gap_inc_vec2 = i3.ListProperty(default=[], doc="length of 12mmi")
WG1 = i3.ChildCellProperty(doc="", locked=True)
WG2 = i3.ChildCellProperty()
wg_t1 = i3.WaveguideTemplateProperty(doc="board WG")
wg_t2 = i3.WaveguideTemplateProperty(doc="change WG")
# mmi_trace_template = i3.WaveguideTemplateProperty()
# mmi_access_template = i3.WaveguideTemplateProperty()
width = i3.PositiveNumberProperty(doc="width of ports", default=15)
# cleave = i3.PositiveNumberProperty(doc="tolerance", default=150)
offset = i3.NumberProperty(doc="count", default=0)
def _default_wg_t1(self):
wg_t1 = WireWaveguideTemplate(name="port20")
wg_t1.Layout(
core_width=20,
cladding_width=20 + 2 * 12.0,
)
return wg_t1
def _default_wg_t2(self):
wg_t2 = WireWaveguideTemplate(
name="port_{}_{}".format(str(self.width), str(self.offset)))
wg_t2.Layout(
core_width=self.width,
cladding_width=self.width + 2 * 12.0,
)
return wg_t2
def _default_trace_template(self):
wg_sm = WireWaveguideTemplate(name="sm_template")
wg_sm.Layout(core_width=3.8, cladding_width=3.8 + 2 * 12.0)
return wg_sm
def _default_WG1(self):
WG1 = i3.Waveguide(name="straight{}".format(str(self.width)),
trace_template=self.wg_t1)
WG1.Layout(shape=[(-200.0, 0.0), (600.0, 0.0)])
return WG1
def _default_WG2(self):
Port = AutoTransitionPorts(name="ports{}".format(str(self.width)),
contents=self.WG1,
port_labels=["out"],
trace_template=self.wg_t2)
Port.Layout(transition_length=300) # .visualize(annotate=True)
return Port
# def _default_mmi_trace_template(self):
# mmi_trace_template = WireWaveguideTemplate(name="MMI_tt")
# mmi_trace_template.Layout(core_width=20.0, cladding_width=20.0 + 2 * 12) # MMI_width
# return mmi_trace_template
#
# def _default_mmi_access_template(self):
# mmi_access_template = WireWaveguideTemplate(name="MMI_at")
# mmi_access_template.Layout(core_width=9.0, cladding_width=9.0 + 2 * 12)
# return mmi_access_template
def _default_rectH_list(self):
MMI22_list = []
for l in range(0, 5, 1):
cell = i3.Waveguide(name="rectH{}_{}".format(
str(l), str(self.offset)),
trace_template=self.wg_t2)
cell.Layout(shape=[(0.0, 0.0), (17000 - 4000 * l, 0.0)])
# cell = i3.Waveguide(name="rectV{}".format(str(l)),
# trace_template=self.wg_t2)
# cell.Layout(shape=[(18000 - 4000 * l, 0.0), (0.0, 0.0)])
MMI22_list.append(cell)
return MMI22_list
def _default_rectV_list(self):
print '____________ MMI 2x2 ______________'
MMI22_list2 = []
for l in range(0, 5, 1):
# cell = i3.Waveguide(name="rectH{}".format(str(l)),
# trace_template=self.wg_t2)
# cell.Layout(shape=[(0.0, 0.0), (18000-4000*l, 0.0)])
cell = i3.Waveguide(name="rectV{}_{}".format(
str(l), str(self.offset)),
trace_template=self.wg_t2)
cell.Layout(shape=[(0.0, 0.0), (0.0, -1000 - 4000 * l)])
MMI22_list2.append(cell)
return MMI22_list2
def _default_child_cells(self):
child_cells = dict()
for counter in range(0, 5, 1):
print counter
# child_cells['straight' + str(counter)] = self.WG1
child_cells['taperH' + str(counter)] = self.WG2
child_cells['taperV' + str(counter)] = self.WG2
for counter, child in enumerate(self.rectH_list):
print 'child number' + str(counter)
child_cells['recH' + str(counter)] = child
print 'child name ' + str(child.name)
for counter, child in enumerate(self.rectV_list):
print 'child number' + str(counter)
child_cells['recV' + str(counter)] = child
print 'child name ' + str(child.name)
return child_cells
def _default_links(self):
links = [
("recH0:out", "recV4:out"),
("recH1:out", "recV3:out"),
("recH2:out", "recV2:out"),
("recH3:out", "recV1:out"),
("recH4:out", "recV0:out"),
]
return links
class Layout(PlaceAndAutoRoute.Layout):
def _default_child_transformations(self):
trans = dict()
column = 4000
# trans['ring0'] = (600, 0)
# trans['ring1'] = (600, 1 * column)
# trans['ring2'] = (600, 2 * column)
# # trans['ring3'] = (1300, 8000 + 2 * column )
for i in range(0, 5, 1):
trans["taperH{}".format(i)] = (0,
column * i + 100 * self.offset)
trans["taperV{}".format(i)] = i3.Rotation(
rotation=-90) + i3.Translation(
(4000 + column * i - 100 * self.offset, 20000))
trans["recH{}".format(i)] = (900,
column * i + 100 * self.offset)
trans["recV{}".format(i)] = (4000 + column * i -
100 * self.offset, 20000 - 900)
# trans["taper0"] = (0, 0)
# trans["taper1"] = i3.HMirror(0) + i3.Translation((2500, -1500))
# trans["taper2"] = i3.HMirror(0) + i3.Translation((2500, 1500))
#
# trans["taper3"] = (0, 1 * column)
# trans["taper4"] = i3.HMirror(0) + i3.Translation((2500, -1500 + 1 * column))
#
# trans["taper5"] = i3.HMirror(0) + i3.Translation((2500, 1500 + 1 * column))
#
# trans["taper6"] = (0, 2 * column)
# trans["taper7"] = i3.HMirror(0) + i3.Translation((2500, -1500 + 2 * column))
# trans["taper8"] = i3.HMirror(0) + i3.Translation((2500, 1500 + 2 * column))
#
# trans["taper9"] = (0, 3800 + 2 * column)
#
# trans["taper10"] = i3.HMirror(0) + i3.Translation((2500, -1500 + 3 * column))
# # trans["taper11"] = i3.HMirror(0) + i3.Translation((3000, 6500+ 2 * column))
# # trans["taper12"] = i3.HMirror(0) + i3.Translation((3000, 9500+ 2 * column))
return trans
def _default_bend_radius(self):
bend_radius = 500
return bend_radius
def _generate_elements(self, elems):
for i in range(0, 5, 1):
elems += i3.PolygonText(
layer=i3.TECH.PPLAYER.WG.TEXT,
text="WITDH={}_length={}*2_R=500".format(
str(self.width), 17000 - 4000 * i),
coordinate=(900, 55 + 4000 * i + 100 * self.offset),
font=2,
height=20.0,
)
for j in range(0, 13, 1):
elems += i3.PolygonText(
layer=i3.TECH.PPLAYER.WG.TEXT,
text="{}_{}".format(str(i), str(j)),
coordinate=(550, 63 + 4000 * i + 100 * j),
font=2,
height=30.0,
)
elems += i3.PolygonText(
layer=i3.TECH.PPLAYER.WG.TEXT,
text="{}_{}".format(str(i), str(j)),
# coordinate=(),
font=2,
height=30.0,
transformation=i3.Rotation(rotation=-90) +
i3.Translation(
(20000 - 4000 * i - 100 * j + 63, 20000 - 550)),
)
for i in range(0, 6, 1):
elems += i3.Rectangle(layer=i3.TECH.PPLAYER.WG.TEXT,
center=(100, 4000 * i - 1000 + 700),
box_size=(100, 100))
elems += i3.Rectangle(layer=i3.TECH.PPLAYER.WG.TEXT,
center=(300, 4000 * i - 1000 + 700),
box_size=(100, 100))
elems += i3.Rectangle(layer=i3.TECH.PPLAYER.WG.TEXT,
center=(4000 * i + 300, 19700),
box_size=(100, 100))
elems += i3.Rectangle(layer=i3.TECH.PPLAYER.WG.TEXT,
center=(4000 * i + 300, 19900),
box_size=(100, 100))
elems += i3.Rectangle(layer=i3.TECH.PPLAYER.WG.TEXT,
center=(100, 19900),
box_size=(100, 100))
elems += i3.Rectangle(layer=i3.TECH.PPLAYER.WG.TEXT,
center=(-100, 19900),
box_size=(100, 100))
elems += i3.Rectangle(layer=i3.TECH.PPLAYER.WG.TEXT,
center=(500, 19900),
box_size=(100, 100))
elems += i3.Rectangle(layer=i3.TECH.PPLAYER.WG.TEXT,
center=(100, 19500),
box_size=(100, 100))
elems += i3.Rectangle(layer=i3.TECH.PPLAYER.WG.TEXT,
center=(100, 20100),
box_size=(100, 100))
elems += i3.Rectangle(layer=i3.TECH.PPLAYER.WG.TEXT,
center=(-100, -500),
box_size=(100, 100))
elems += i3.Rectangle(layer=i3.TECH.PPLAYER.WG.TEXT,
center=(100, -500),
box_size=(100, 100))
elems += i3.Rectangle(layer=i3.TECH.PPLAYER.WG.TEXT,
center=(300, -500),
box_size=(100, 100))
elems += i3.Rectangle(layer=i3.TECH.PPLAYER.WG.TEXT,
center=(500, -500),
box_size=(100, 100))
elems += i3.Rectangle(layer=i3.TECH.PPLAYER.WG.TEXT,
center=(20500, 19500),
box_size=(100, 100))
elems += i3.Rectangle(layer=i3.TECH.PPLAYER.WG.TEXT,
center=(20500, 19700),
box_size=(100, 100))
elems += i3.Rectangle(layer=i3.TECH.PPLAYER.WG.TEXT,
center=(20500, 19900),
box_size=(100, 100))
elems += i3.Rectangle(layer=i3.TECH.PPLAYER.WG.TEXT,
center=(20500, 20100),
box_size=(100, 100))
return elems
class MZI(CircuitCell):
control_points = i3.ListProperty(
doc="Position of the control point for the longer arm of the MZI")
bend_radius = i3.PositiveNumberProperty(
default=5.0, doc="Bend radius of the waveguides")
fgc = i3.ChildCellProperty(locked=True,
doc="PCell for the fiber grating coupler")
splitter = i3.ChildCellProperty(locked=True, doc="PCell for the Y-Branch")
dir_coupler = i3.ChildCellProperty(locked=True,
doc="PCell for the directional coupler")
def _default_control_points(self):
return [(100.0, 220.0)]
def _default_fgc(self):
return pdk.EbeamGCTE1550()
def _default_splitter(self):
return pdk.EbeamY1550()
def _default_dir_coupler(self):
return pdk.EbeamBDCTE1550()
def _default_child_cells(self):
child_cells = {
"fgc_1": self.fgc,
"fgc_2": self.fgc,
"fgc_3": self.fgc,
"yb": self.splitter,
"dc": self.dir_coupler,
}
return child_cells
def _default_joins(self):
joins = [("fgc_3:opt1", "yb:opt1")]
return joins
def _default_connectors(self):
br = self.bend_radius
connectors = [
("yb:opt3", "dc:opt2", manhattan, {
"bend_radius": br
}),
("yb:opt2", "dc:opt1",
partial(manhattan, control_points=self.control_points), {
"bend_radius": br
}),
("dc:opt4", "fgc_2:opt1", manhattan, {
"bend_radius": br
}),
("dc:opt3", "fgc_1:opt1", manhattan, {
"bend_radius": br
}),
]
return connectors
def _default_place_specs(self):
place_specs = [
i3.Place("fgc_1:opt1", (0, 0)),
i3.PlaceRelative("fgc_2:opt1", "fgc_1:opt1", (0.0, 120.0)),
i3.PlaceRelative("fgc_3:opt1", "fgc_2:opt1", (0.0, 120.0)),
i3.PlaceRelative("dc:opt1", "yb:opt2", (20.0, -40.0), angle=90),
]
return place_specs
def _default_external_port_names(self):
epn = {
"fgc_3:fib1": "in",
"fgc_2:fib1": "out1",
"fgc_1:fib1": "out2",
}
return epn
class MZI_12_21(PlaceAndAutoRoute):
_name_prefix = 'MZIs'
#delay_length = i3.PositiveNumberProperty(default=132.0, doc="Delay length used in the mzi")
delay_length = i3.PositiveNumberProperty(default=0.00001, doc="Delay length used in the mzi")
R = i3.PositiveNumberProperty(default=200, doc="Radius of curvature")
#MMI12_list = i3.ChildCellListProperty(default=[])
MMI12 = i3.ChildCellProperty(default=[])
MMI21_list = i3.ChildCellListProperty(default=[])
MMI22_list = i3.ChildCellListProperty(default=[])
#MZI_12_21_list = i3.ChildCellListProperty(default=[])
MZI_12_22_list = i3.ChildCellListProperty(default=[])
MZI_22_22_list = i3.ChildCellListProperty(default=[])
#MMI22_list = i3.ChildCellListProperty()
wg_t = i3.TraceTemplateProperty(doc="trace template used")
wg_t_MM = i3.TraceTemplateProperty(doc="Trace template used in the MM part")
wg_t_port = i3.TraceTemplateProperty(doc="Trace template used in the ports")
width_inc_vec = i3.ListProperty(default=[])
length_inc_vec = i3.ListProperty(default=[])
l_taper =i3.PositiveNumberProperty(default=200.0, doc="Length of the tapers")
width=i3.PositiveNumberProperty(default=20.0, doc="width of MM")
length_12 =i3.PositiveNumberProperty(default=110.0, doc="Length of MMI 1x2")
length_22 =i3.PositiveNumberProperty(default=435.0, doc="Length of MMI 2x2")
ts_12=i3.PositiveNumberProperty(default=11.25, doc="trace spacing")
#ts for 12 is 7.0 --> MM=5 () L12=39.0 L22=158.0
#ts for 20 is 11 -->MM=9 (ts=11.25, MM=8.75) L12=110.0, L22=435.0
#ts for 30 is 16 -->MM=14 (ts=16.25, MM=13.75) L12=245.0, L22=980.0
chip_length = i3.PositiveNumberProperty(default=10000.0, doc="Radius of curvature")
#chip_length = i3.PositiveNumberProperty(default=7100.0, doc="Radius of curvature")
Port = i3.ChildCellProperty( doc="Used for ports")
tlport = i3.PositiveNumberProperty(default=200.0, doc="Transition legth to ports")
couplingWG = i3.ChildCellProperty(doc="", locked=True)
couplingWG_l=i3.PositiveNumberProperty(default=3000.0, doc="Length of the coupling WG ")
tt_port = i3.TraceTemplateProperty(doc="Wide trace template used for the contacts")
tipo = i3.PositiveNumberProperty(default=1, doc="type of out-couplers tipo==1, straight, tipo==2, 90 degree bend")
#template for Autorute
def _default_trace_template(self):
return self.wg_t
def _default_wg_t_MM(self):
tt_w = WireWaveguideTemplate()
tt_w.Layout(core_width=self.width,
cladding_width=self.width+2*8,
)
return tt_w
def _default_wg_t_port(self):
tt_w = WireWaveguideTemplate()
tt_w.Layout(core_width=8.75,
cladding_width=8.75+2*8,
)
return tt_w
def _default_wg_t(self):
tt_n = WireWaveguideTemplate()
tt_n.Layout(core_width=3.3,
cladding_width=3.3+2*8,
)
return tt_n
def _default_tt_port(self):
tt_port = WireWaveguideTemplate()
tt_port_layout=tt_port.Layout(core_width=15.0, cladding_width=15.0+2*8)
return tt_port
def _default_couplingWG(self):
rect=i3.Waveguide(trace_template=self.tt_port)
layout_rect = rect.Layout(shape=[(0.0, 0.0),(self.couplingWG_l,0.0)]
)
return rect
def _default_Port(self):
Port=AutoTransitionPorts(contents=self.couplingWG,
port_labels=["in"],
trace_template=self.wg_t)
layout_Port = Port.Layout(transition_length=self.tlport)#.visualize(annotate=True)
return Port
def _default_MMI12(self):
mmi12 = MMI1x2Tapered(mmi_trace_template=self.wg_t_MM,
input_trace_template=self.wg_t_port,
output_trace_template=self.wg_t_port,
trace_template=self.wg_t,
name = 'MMI12_w_{}_L_{}'.format(self.width,self.length_12 ),)
mmi12.Layout(transition_length=self.l_taper, length=self.length_12, trace_spacing=self.ts_12)#.visualize(annotate=True)
return mmi12
#################################################################################
def _default_MMI22_list(self):
print '____________ MMI 2x2 ______________'
MMI22_list = []
for l, dl in enumerate(self.length_inc_vec):
print 'length number ' +str(l)
print 'dl ' + str(dl)
print 'MM length ' + str(self.length_22+dl)
cell = MMI2x2Tapered(mmi_trace_template=self.wg_t_MM,
input_trace_template=self.wg_t_port,
output_trace_template=self.wg_t_port,
trace_template=self.wg_t ,
name = 'MMI22_w_'+str(self.width) +'_l_'+str(self.length_22+dl))
cell.Layout(transition_length=self.l_taper, length=self.length_22+dl, trace_spacing=self.ts_12)
MMI22_list.append(cell)
print 'cell name '+str(cell.name)
print '__________________________'
for w, dw in enumerate(self.width_inc_vec):
MM_w=self.width+dw
print 'width number ' +str(w)
print 'dw ' + str(dw)
print 'MM width ' + str(MM_w)
wg_t_MM_w = WireWaveguideTemplate()
wg_t_MM_w.Layout(core_width=MM_w,
cladding_width=MM_w+2*8,
)
cell = MMI2x2Tapered(mmi_trace_template=wg_t_MM_w,
input_trace_template=self.wg_t_port,
output_trace_template=self.wg_t_port,
trace_template=self.wg_t,
name = 'MMI22_w_'+str(self.width+dw) +'_l_'+str(self.length_22))
cell.Layout(transition_length=self.l_taper, length=self.length_22, trace_spacing=self.ts_12+dw)#.visualize(annotate=True)
print cell
MMI22_list.append(cell)
print 'cell name '+str(cell.name)
print '__________________________'
print 'last MMI22 done'
print '_ _ _ _ _ _ _ _ _ _ _ _ _ '
return MMI22_list
def _default_MZI_12_22_list(self):
print '____________ MZI_1x2_2x2 ______________'
MZI_12_22_list = []
counter=1
print '____________ MZI_1x2_2x2 list ______________'
for i, m in enumerate(self.MMI22_list):
print 'MZI number ' + str(counter)
cell = MZIWaveguides(name='MZI_12_22:'+str(self.MMI12.name)+str(m.name),
trace_template=self.wg_t,
splitter=self.MMI12,
combiner=m,
splitter_port_names=['out1','out2'],
combiner_port_names=['in1','in2'])
cell.Layout(bend_radius=self.R, delay_length=self.delay_length)#.visualize(annotate=True)
MZI_12_22_list.append(cell)
counter=counter+1
print 'splitter '+ cell.splitter.name
print 'combiner '+ cell.combiner.name
print cell.name
print '__________________________'
print "Last MMI_12_22 done"
print '_ _ _ _ _ _ _ _ _ _ _ _ _ '
return MZI_12_22_list
def _default_MZI_22_22_list(self):
print '____________ MZI_2x2_2x2 ______________'
MZI_22_22_list = []
counter=1
print '____________ MZI_2x2_2x2 list ______________'
for i, m in enumerate(self.MMI22_list):
print 'MZI number ' + str(counter)
cell = MZIWaveguides(name='MZI_22_22:'+str(m.name),
trace_template=self.wg_t,
splitter=m,
combiner=m,
splitter_port_names=['out1','out2'],
combiner_port_names=['in1','in2'])
cell.Layout(bend_radius=self.R,delay_length=self.delay_length)#.visualize(annotate=True)
MZI_22_22_list.append(cell)
counter=counter+1
print 'splitter '+ cell.splitter.name
print 'combiner '+ cell.combiner.name
print cell.name
print '__________________________'
print "Last MMI_22_22 done"
print '_ _ _ _ _ _ _ _ _ _ _ _ _ '
return MZI_22_22_list
#################################################################################
def _default_child_cells(self):
print '____________ Child cells ______________'
child_cells = {}
for counter, child in enumerate(self.MZI_22_22_list):
print 'child number'+str(counter)
child_cells['mzi_22_22_' + str(counter)] = child
child_cells['InPort1_' + str(counter)] = self.Port
child_cells['OutPort1_' + str(counter)]= self.Port
child_cells['InPort2_' + str(counter)] = self.Port
child_cells['OutPort2_' + str(counter)]= self.Port
print 'child name ' +str(child.name)
print child
#################
for counter2, child in enumerate(self.MZI_12_22_list):
print 'child number'+str(counter+1+counter2)
child_cells['mzi_12_22_' + str(counter+1+counter2)] = child
child_cells['InPort_' + str(counter+1+counter2)] = self.Port
child_cells['OutPort1_' + str(counter+1+counter2)]= self.Port
child_cells['OutPort2_' + str(counter+1+counter2)]= self.Port
print 'child name ' +str(child.name)
print child
###################
print '__________________________'
child_cells['InPortWG1'] = self.Port
child_cells['OutPortWG1'] = self.Port
child_cells['InPortWG2'] = self.Port
child_cells['OutPortWG2'] = self.Port
child_cells['InPortWG3'] = self.Port
child_cells['OutPortWG3'] = self.Port
print "Last child cell done"
print '_ _ _ _ _ _ _ _ _ _ _ _ _ '
return child_cells
def _default_links(self):
links = []
for counter, child in enumerate(self.MZI_22_22_list):
print counter
in_port = "InPort1_{}:in".format(counter)
print 'in_port', in_port
out_port = 'mzi_22_22_{}:splitter_in1'.format(counter)
print 'out_port', in_port
links.append((in_port, out_port))
in_port = "InPort2_{}:in".format(counter)
print 'in_port', in_port
out_port = 'mzi_22_22_{}:splitter_in2'.format(counter)
links.append((in_port, out_port))
out_port = "OutPort1_{}:in".format(counter)
in_port = 'mzi_22_22_{}:combiner_out1'.format(counter)
print 'in_port', in_port
links.append((in_port, out_port))
out_port = "OutPort2_{}:in".format(counter)
in_port = 'mzi_22_22_{}:combiner_out2'.format(counter)
print 'in_port', in_port
links.append((in_port, out_port))
for counter2, child in enumerate(self.MZI_12_22_list):
out_port = "InPort_{}:in".format(counter+1+counter2)
in_port = 'mzi_12_22_{}:splitter_in'.format(counter+1+counter2)
links.append((in_port, out_port))
in_port = "OutPort1_{}:in".format(counter+1+counter2)
out_port = 'mzi_12_22_{}:combiner_out1'.format(counter+1+counter2)
links.append((in_port, out_port))
in_port = "OutPort2_{}:in".format(counter+1+counter2)
out_port = 'mzi_12_22_{}:combiner_out2'.format(counter+1+counter2)
links.append((in_port, out_port))
links.append(("InPortWG1:in", "OutPortWG1:in"))
links.append(("InPortWG2:in", "OutPortWG2:in"))
links.append(("InPortWG3:in", "OutPortWG3:in"))
return links
class Layout(PlaceAndAutoRoute.Layout):
def _default_bend_radius(self):
return self.R
def _default_start_straight(self):
return 1.0
print '____________ Layout mask ______________'
def _default_child_transformations(self):
d={}
a=2.2
for counter, child in enumerate(self.MZI_22_22_list):
if self.tipo==1:
d['mzi_22_22_' + str(counter)] = i3.Translation(translation=((-1)**counter*2*self.R,counter*5*self.R))
d['InPort1_' + str(counter)] = i3.HMirror()+i3.Translation(translation=(-self.chip_length*0.5, counter*5*self.R-2.2*self.R))
d['OutPort1_' + str(counter)]= i3.Rotation(rotation=90.0)+i3.Translation(translation=(self.chip_length*0.5, counter*5*self.R-2.2*self.R))
d['InPort2_' + str(counter)] = i3.HMirror()+i3.Translation(translation=(-self.chip_length*0.5, counter*5*self.R+2.2*self.R))
d['OutPort2_' + str(counter)]= i3.Rotation(rotation=90.0)+i3.Translation(translation=(self.chip_length*0.5, counter*5*self.R+2.2*self.R))
print 'transformation ' +str(counter) + ' is ' +str(d)
if self.tipo==2:
#l_coupling=self.child_cells['Coupler'].l_coupling
#radius=self.child_cells['Coupler'].local_bend_radius
print 'R= ',self.R
#print 'translation port: '
##For w=20
d['mzi_22_22_' + str(counter)] = i3.Translation(translation=(counter*850+1200+1000+200,-counter*5*self.R))
d['InPort1_'+ str(counter)] = i3.HMirror()+i3.Translation(translation=(1500, -5*self.R*counter-a*self.R))
d['OutPort1_'+ str(counter)]= i3.Rotation(rotation=90.0)+i3.Translation(translation=(self.chip_length*0.5+counter*50+counter*4*self.R+a*self.R-100, self.R*a))
d['InPort2_'+ str(counter)] = i3.HMirror()+i3.Translation(translation=(1500, -5*self.R*counter+a*self.R))
d['OutPort2_'+ str(counter)]= i3.Rotation(rotation=90.0)+i3.Translation(translation=(self.chip_length*0.5+counter*50+counter*4*self.R-100, self.R*a))
d['InPortWG1'] = i3.HMirror()+i3.Translation(translation=(1500, 1000.0))
d['OutPortWG1']= i3.Rotation(rotation=90.0)+i3.Translation(translation=(self.chip_length*0.5-500, self.R*a))
d['InPortWG2'] = i3.HMirror()+i3.Translation(translation=(1500, -3400+670))
d['OutPortWG2']= i3.Rotation(rotation=90.0)+i3.Translation(translation=(self.chip_length*0.5+2500, self.R*a))
d['InPortWG3'] = i3.HMirror()+i3.Translation(translation=(1500, -6500))
d['OutPortWG3']= i3.Rotation(rotation=90.0)+i3.Translation(translation=(self.chip_length*0.5+5600, self.R*a))
#d['mzi_22_22_' + str(counter)] = i3.Translation(translation=(counter*850+1200+1000+200,-counter*5*self.R))
#d['InPort1_'+ str(counter)] = i3.HMirror()+i3.Translation(translation=(1500, -5*self.R*counter-a*self.R))
#d['OutPort1_'+ str(counter)]= i3.Rotation(rotation=90.0)+i3.Translation(translation=(self.chip_length*0.5+1100+counter*50+counter*4*self.R+a*self.R-100, self.R*a))
#d['InPort2_'+ str(counter)] = i3.HMirror()+i3.Translation(translation=(1500, -5*self.R*counter+a*self.R))
#d['OutPort2_'+ str(counter)]= i3.Rotation(rotation=90.0)+i3.Translation(translation=(self.chip_length*0.5+1100+counter*50+counter*4*self.R-100, self.R*a))
#d['InPortWG1'] = i3.HMirror()+i3.Translation(translation=(1500, 1000.0))
#d['OutPortWG1']= i3.Rotation(rotation=90.0)+i3.Translation(translation=(self.chip_length*0.5-500+1200, self.R*a))
#d['InPortWG2'] = i3.HMirror()+i3.Translation(translation=(1500, -3400+670))
#d['OutPortWG2']= i3.Rotation(rotation=90.0)+i3.Translation(translation=(self.chip_length*0.5+2500+1100, self.R*a))
#d['InPortWG3'] = i3.HMirror()+i3.Translation(translation=(1500, -6500))
#d['OutPortWG3']= i3.Rotation(rotation=90.0)+i3.Translation(translation=(self.chip_length*0.5+5600+1400, self.R*a))
################
for counter2, child in enumerate(self.MZI_12_22_list):
if self.tipo==1:
d['mzi_12_22_' + str(counter+1+counter2)] = i3.Translation(translation=((-1)**counter2*2*self.R-self.length_22+counter*50+counter*4*self.R,(counter+1+counter2)*5*self.R))
d['InPort_' + str(counter+1+counter2)] = i3.HMirror()+i3.Translation(translation=(-self.chip_length*0.5, (counter+1+counter2)*5*self.R))
d['OutPort1_' + str(counter+1+counter2)]= i3.Translation(translation=(self.chip_length*0.5-self.bend_radius*counter*0.2-a*self.R-550, (counter+1+counter2)*5*self.R-2.2*self.R))
d['OutPort2_' + str(counter+1+counter2)]= i3.Translation(translation=(self.chip_length*0.5-self.bend_radius*counter*0.2-550, (counter+1+counter2)*5*self.R+2.2*self.R))
if self.tipo==2:
#l_coupling=self.child_cells['Coupler'].l_coupling
#radius=self.child_cells['Coupler'].local_bend_radius
print 'R= ',self.R
a=2.2
b=500
d['mzi_12_22_'+ str(counter+1+counter2)] = i3.Translation(translation=((counter+2+counter2)*850+1200+200+580,-(counter+1+counter2)*5*self.R-b))
d['InPort_'+ str(counter+1+counter2)] = i3.HMirror()+i3.Translation(translation=(1500, -(5*self.R)*(counter+1+counter2)-b))
d['OutPort1_'+ str(counter+1+counter2)]= i3.Rotation(rotation=90.0)+i3.Translation(translation=(self.chip_length*0.5+(counter+1+counter2)*50+a*self.R+(counter+1+counter2)*4*self.R+b, self.R*a))
d['OutPort2_'+ str(counter+1+counter2)]= i3.Rotation(rotation=90.0)+i3.Translation(translation=(self.chip_length*0.5+(counter+1+counter2)*50+(counter+1+counter2)*4*self.R+b,self.R*a))
#d['mzi_12_22_'+ str(counter+1+counter2)] = i3.Translation(translation=((counter+2+counter2)*850+1200+200+580+1000,-(counter+1+counter2)*5*self.R-b))
#d['InPort_'+ str(counter+1+counter2)] = i3.HMirror()+i3.Translation(translation=(1500, -(5*self.R)*(counter+1+counter2)-b))
#d['OutPort1_'+ str(counter+1+counter2)]= i3.Rotation(rotation=90.0)+i3.Translation(translation=(self.chip_length*0.5+1200+(counter+1+counter2)*50+a*self.R+(counter+1+counter2)*4*self.R+b, self.R*a))
#d['OutPort2_'+ str(counter+1+counter2)]= i3.Rotation(rotation=90.0)+i3.Translation(translation=(self.chip_length*0.5+1200+(counter+1+counter2)*50+(counter+1+counter2)*4*self.R+b,self.R*a))
################
print '__________________________'
print "Last layout child cell done"
print d
print '_ _ _ _ _ _ _ _ _ _ _ _ _ '
return d
def _generate_elements(self, elems):
for counter, child in enumerate(self.MZI_22_22_list):
name=child.name
print name
elems += i3.PolygonText(layer= i3.TECH.PPLAYER.WG.TEXT, text='Name={}_R={}_delay={}'.format(name, self.R, self.delay_length),
coordinate=(0.0, -counter*5*self.R+2*self.R-50.0#-100
),
alignment=(i3.TEXT_ALIGN_LEFT, i3.TEXT_ALIGN_LEFT),
font = 2,
height=20.0)
elems += i3.PolygonText(layer= i3.TECH.PPLAYER.WG.TEXT, text='Name={}_R={}_delay={}'.format(name, self.R, self.delay_length),
coordinate=(0.0, -counter*5*self.R-2*self.R+50.0#-100
),
alignment=(i3.TEXT_ALIGN_LEFT, i3.TEXT_ALIGN_LEFT),
font = 2,
height=20.0)
for counter2, child in enumerate(self.MZI_12_22_list):
name=child.name
print name
elems += i3.PolygonText(layer= i3.TECH.PPLAYER.WG.TEXT, text='Name={}'.format(name),
coordinate=(0.0, -(counter+1+counter2)*5*self.R-90.0-500#-100
),
alignment=(i3.TEXT_ALIGN_LEFT, i3.TEXT_ALIGN_LEFT),
font = 2,
height=20.0)
return elems
class Spirals(PlaceAndAutoRoute):
_name_prefix = 'LSpiral'
tipo = i3.PositiveNumberProperty(doc="Number loops", default=1)
waveguide_template = i3.DefinitionProperty(doc="Trace template used")
R = i3.PositiveNumberProperty(default=500, doc="Radius of curvature")
spacing = i3.PositiveNumberProperty(default=100, doc="Radius of curvature")
n_loops = i3.IntProperty(doc="Number loops", default=2)
n_loops_vec = i3.ListProperty(default=[4, 8])
s_length_vec = i3.ListProperty(default=[0.0])
#Spiral_list = i3.ChildCellListProperty(doc="List containing the 90 degree angle child cells")
#chip_length = i3.PositiveNumberProperty(default=12000.0, doc="")
chip_length = i3.PositiveNumberProperty(default=13000.0, doc="")
Port = i3.ChildCellProperty(doc="Used for ports")
tlport = i3.PositiveNumberProperty(default=2000.0,
doc="Transition legth to ports")
couplingWG = i3.ChildCellProperty(doc="", locked=True)
couplingWG_l = i3.PositiveNumberProperty(default=5000.0,
doc="Length of the coupling WG ")
tt_port = i3.TraceTemplateProperty(
doc="Wide trace template used for the contacts")
#width_vec = i3.ListProperty(default=[1])
n = i3.PositiveNumberProperty(default=1, doc="")
width = i3.PositiveNumberProperty(default=1, doc="")
lengths = i3.PositiveNumberProperty(default=1, doc="")
def _default_lengths(self):
for counter, cell in enumerate(self.s_length_vec):
numero = counter + 1
return numero
#template for Autorute
def _default_trace_template(self):
return self.waveguide_template
def _default_tt(self):
return self.waveguide_template
def _default_tt_port(self):
tt_port = WireWaveguideTemplate()
tt_port_layout = tt_port.Layout(core_width=15.0,
cladding_width=15.0 + 2 * 8.0)
return tt_port
def _default_couplingWG(self):
rect = i3.Waveguide(trace_template=self.tt_port)
layout_rect = rect.Layout(shape=[(0.0, 0.0), (self.couplingWG_l, 0.0)])
return rect
def _default_Port(self):
Port = AutoTransitionPorts(contents=self.couplingWG,
port_labels=["in"],
trace_template=self.waveguide_template)
layout_Port = Port.Layout(
transition_length=self.tlport) #.visualize(annotate=True)
return Port
def _default_child_cells(self):
child_cells = {
} # First we define the property "child_cells" as an empty dictionary
for counter, length in enumerate(
self.s_length_vec
): # the iteration starts in the first element of the list and follows element by element to the last element.
#child_cells['Spiral{}'.format(counter)] = spiral
#print spiral
#print 'name of spiral:', spiral.name
child_cells['InPort' + str(counter)] = self.Port
child_cells['OutPort' + str(counter)] = self.Port
print 'child_cells:', child_cells
return child_cells
def _default_links(self):
links = []
for counter, spiral in enumerate(self.s_length_vec):
print counter
#in_port = "Spiral{}:in".format(counter)
in_port = "InPort{}:in".format(counter)
#links.append((in_port, out_port))
#in_port = "Spiral{}:out".format(counter)
out_port = "OutPort{}:in".format(counter)
links.append((in_port, out_port))
return links
class Layout(PlaceAndAutoRoute.Layout):
#tipo=1
def _default_bend_radius(self):
return self.R
def _default_child_transformations(self):
d = {}
for counter, child in enumerate(self.s_length_vec):
#ip= child.ports["in"].position
#print self.child_cells['InPort' + str(counter)].ports["out"].position
#print self.child_cells['OutPort' + str(counter)].ports.position
print '----------------'
#print 'spiral length:', child.total_length
print 'counter: ', counter
print 'self.n = ', self.n
print 'self.width: ', self.width
#print 'sx: ', sx
if self.tipo == 1:
sx = 70
a = 0.5
print 2 * (22362 * 0.5 - self.couplingWG_l)
print 'tipo = ', self.tipo
#d['Spiral' + str(counter)] = i3.Translation(translation=(-(op[0]-ip[0])/2, self.n*counter*sx))
#d['InPort' + str(counter)] = i3.HMirror()+ i3.Translation(translation=(-self.chip_length*0.5, (self.n+a)*counter*sx))
#d['OutPort' + str(counter)] = i3.Translation(translation=(self.chip_length*0.5, (self.n+a)*counter*sx))
d['InPort' + str(counter)] = i3.HMirror() + i3.Translation(
translation=(-22362 * 0.5 + self.couplingWG_l,
(self.n + a) * counter * sx))
d['OutPort' + str(counter)] = i3.Translation(
translation=(22362 * 0.5 - self.couplingWG_l,
(self.n + a) * counter * sx))
#if self.tipo==2:
#d['Spiral' + str(counter)] = i3.Translation(translation=(-(op[0]-ip[0])/2, -(self.n+0.5)*counter*sx))
#d['InPort' + str(counter)] = i3.HMirror()+ i3.Translation(translation=(-self.chip_length*(3/4)-self.couplingWG_l, -(self.n+0.5)*counter*sx))
#d['OutPort' + str(counter)] = i3.Rotation(rotation=90) + i3.Translation(translation=((op[0]-ip[0])/2+2*self.R+(((self.n+0.5)*counter+self.width)*sx/4), self.chip_length*(3/4)+(self.width+counter-(((counter+1)-1.0)%self.lengths))*sx))
if self.tipo == 2:
sx = 100
#d['Spiral' + str(counter)] = i3.Translation(translation=(-(op[0]-ip[0])/2, -(self.n+1)*counter*sx))
a = 7.0
print 'increment of length between waveguides of same width: ', (
self.n + a) * 1 * sx + ((self.n + a) * 1 + 0) * sx
print 'increment of length between waveguides of same length group: ', (
self.n + a) * 0 * sx + (
(self.n + a) * 0 + self.width) * sx
d['InPort' + str(counter)] = i3.HMirror() + i3.Translation(
translation=(0.0 - self.chip_length * 0.5,
-(self.n + a) * counter * sx))
d['OutPort' + str(counter)] = i3.Rotation(
rotation=90) + i3.Translation(translation=(
(((self.n + a) * counter + self.width) * sx),
self.chip_length * 0.5 +
(self.width + counter -
(((counter + 1) - 1.0) % self.lengths)) * sx))
return d
# Fabio's addition
def _generate_elements(self, elems):
# We calculate the lengths of the 2 spirals in this pcell.
# Note that we assume that there are exactly 2 spirals in this list.
#assert len(self.Spiral_list) == 2
lengths = get_lengths(self)[0]
print lengths
Link = get_lengths(self)[1]
print Link
if self.tipo == 1:
sx = 70
for counter, (child, length) in enumerate(
zip(self.s_length_vec, lengths)):
#ip= child.ports["in"].position
#op= child.ports["out"].position
width = Link.trace_template.core_width
#print 'child.ports["in"].trace_template.core_width: ', child.ports["in"].trace_template.core_width
a = 0.5
#i3.TECH.PPLAYER.NONE.LOGOTXT when using isipp50g
elems += i3.PolygonText(
layer=i3.TECH.PPLAYER.WG.TEXT,
text='Width={}'.format(width, ),
coordinate=(-self.chip_length * 0.5 + 2 * self.tlport,
(self.n + a) * counter * sx - 15.0),
alignment=(i3.TEXT_ALIGN_LEFT, i3.TEXT_ALIGN_LEFT),
font=2,
height=20.0)
elems += i3.PolygonText(
layer=i3.TECH.PPLAYER.WG.TEXT,
text='Width={}'.format(width, ),
coordinate=(0.0, (self.n + a) * counter * sx - 15.0),
alignment=(i3.TEXT_ALIGN_LEFT, i3.TEXT_ALIGN_LEFT),
font=2,
height=20.0)
elems += i3.PolygonText(
layer=i3.TECH.PPLAYER.WG.TEXT,
text='Width={}'.format(width, ),
coordinate=(self.chip_length * 0.5 - 2 * self.tlport,
(self.n + a) * counter * sx - 15.0),
alignment=(i3.TEXT_ALIGN_LEFT, i3.TEXT_ALIGN_LEFT),
font=2,
height=20.0)
if self.tipo == 2:
sx = 100
for counter, (child, length) in enumerate(
zip(self.s_length_vec, lengths)):
#ip= child.ports["in"].position
#op= child.ports["out"].position
width = Link.trace_template.core_width
#print 'child.ports["in"].trace_template.core_width: ', child.ports["in"].trace_template.core_width
a = 7.0
#i3.TECH.PPLAYER.NONE.LOGOTXT when using isipp50g
elems += i3.PolygonText(
layer=i3.TECH.PPLAYER.WG.TEXT,
text='Width={}_Length={}_R={}'.format(
width, length, self.R),
coordinate=(-1500,
-(self.n + a) * counter * sx - 55.0),
alignment=(i3.TEXT_ALIGN_LEFT, i3.TEXT_ALIGN_LEFT),
font=2,
height=20.0)
return elems
class CombinedCircuit(PlaceAndAutoRoute):
L1=i3.PositiveNumberProperty(default=100,doc="radius or curvature of circuit")
incoupler = i3.ChildCellProperty(doc="coupler used", locked=True)
outcoupler = i3.ChildCellProperty(doc="coupler used", locked=True)
aligningmark=i3.ChildCellProperty(doc="aligning mark")
lens=i3.ChildCellProperty(doc="flowcellbox")
flowcellbox=i3.ChildCellProperty(doc="lens")
aligningmark_h=i3.ChildCellProperty(doc="aligning mark for heater")
coupling_l=i3.PositiveNumberProperty(default=5+2*270, doc="length of coupling WG")
coupling_win = i3.PositiveNumberProperty(default=15, doc="width of the coupling WG")
coupling_wout = i3.PositiveNumberProperty(default=15, doc="width of the coupling WG")
chip_length=i3.PositiveNumberProperty(default=20000,doc="length of the chip")
radius=i3.PositiveNumberProperty(default=100,doc="radius or curvature of circuit")
core=i3.PositiveNumberProperty(default=3.3, doc="core width")
width=i3.PositiveNumberProperty(default=3.3, doc="narrow width of heaters")
tipo =i3.NumberProperty(default=2, doc="1=spiral, 2=wide waveguide")
wide_wg_l = i3.NumberProperty(default=20, doc="Wide Waveguide")
coupler_p=i3.NumberProperty(default=20, doc="position of the grating coupler with respect to the edge")
ctipoin=i3.PositiveNumberProperty(default=2, doc="type of coupler used ctipo=1 for grating and ctipo=2 for taper")
ctipoout=i3.PositiveNumberProperty(default=1, doc="type of coupler used ctipo=1 for grating and ctipo=2 for taper")
transition_length_couplerin=i3.PositiveNumberProperty(default=500, doc="transition length of the coupler")
transition_length_couplerout=i3.PositiveNumberProperty(default=500, doc="transition length of the coupler")
aligningmark=i3.ChildCellProperty(doc="aligning mark for circuit used")
increment=i3.NumberProperty(default=0, doc="core width")
periodin=i3.PositiveNumberProperty(default=1.73, doc="core width")
dutyin=i3.PositiveNumberProperty(default=0.5, doc="core width")
nperiodsin=i3.PositiveNumberProperty(default=8, doc="core width")
periodout=i3.PositiveNumberProperty(default=2.566, doc="core width")
dutyout=i3.PositiveNumberProperty(default=0.403, doc="core width")
nperiodsout=i3.PositiveNumberProperty(default=20, doc="core width")
Loc = i3.ListProperty(default=[]) #Non etched part, illuminated during e-beam
Lec = i3.ListProperty(default=[]) #Etched part
layName_h = i3.StringProperty(default = 'standard', doc = 'options: standard, new')
layName_h2 = i3.StringProperty(default = 'standard', doc = 'options: standard, new')
layName_c = i3.StringProperty(default = 'standard', doc = 'options: standard, new')
layName_f = i3.StringProperty(default = 'standard', doc = 'options: standard, new')
separation=i3.NumberProperty(default=100.0, doc="separation between cross and gratings")
size=i3.NumberProperty(default=250.0, doc="Size of the cross of aligning marks")
print 'core width',core
print 'heater width', width
def _default_trace_template(self):
return self.incoupler.inPort.trace_template
def _default_Lec(self):
#Loc=[2.175,2.122,2.07,2.016,1.963,1.908,1.854,1.798,1.743,1.687,1.63,1.573,
#1.515,1.457,1.398,1.339,1.279,1.219,1.158,1.096] #version A
Loc=[2.043,1.643] #1um etch for 2um GOS
#Loc=[1,1,1,1,1,1,1]
Loc.reverse()
return Loc
def _default_Loc(self):
#Lec=[0.242,0.301,0.361,0.421,0.482,0.543,0.605,0.667,0.73,0.794,0.858,0.922,
#0.988,1.054,1.12,1.187,1.255,1.323,1.392,1.462] #version A
Lec=[0.511,0.949] #1um etch for 2um GOS
#Lec=[0.4,0.5,0.6,0.7,0.8,0.9,1]
Lec.reverse()
return Lec
def _default_child_cells(self):
child_cells={
"incoupling1" : self.incoupler,
"outcoupling1" : self.outcoupler,
# "am1" : self.aligningmark,
# "am2" : self.aligningmark,
# "am3" : self.aligningmark,
# "am4" : self.aligningmark,
# "inlens1" : self.lens,
# "outlens1" : self.lens,
# "chip" : self.flowcellbox
}
return child_cells
def _default_links(self):
links = [( "incoupling1:InPort_in","outcoupling1:InPort_in"),
]
return links
def _default_aligningmark(self):
am=AligningMarks(layName='metal2', separation=self.separation, size=self.size)
return am
def _default_aligningmark_h(self):
am=AligningMarks(layName=self.layName_h, separation=self.separation, size=self.size)
return am
def _default_aligningmark_h2(self):
am=AligningMarks(layName=self.layName_h2, separation=self.separation, size=self.size)
return am
def _default_outcoupler(self):
print 'I am in the coupler'
coupler = GratingCoupler1Band(coupling_l=self.coupling_l+self.increment, chirp=self.ctipoout, coupling_w=self.coupling_wout,core=self.core,
layName = self.layName_c, period=self.periodout, duty=self.dutyout, nperiods=self.nperiodsout,
Loc=self.Loc,
Lec=self.Lec,
transition_length_coupler=self.transition_length_couplerout,
)
#layout_coupler=coupler.Layout(transition_length_coupler=self.transition_length_couplerout,
#)#.visualize(annotate=True)
return coupler
def _default_incoupler(self):
print 'I am in the coupler'
coupler = GratingCoupler1Band(coupling_l=self.coupling_l, chirp=self.ctipoin, coupling_w=self.coupling_win,core=self.core,
layName = self.layName_c, period=self.periodin, duty=self.dutyin, nperiods=self.nperiodsin,
Loc=self.Loc,
Lec=self.Lec,
transition_length_coupler=self.transition_length_couplerin,
)
##layout_coupler=coupler.Layout(transition_length_coupler=self.transition_length_couplerin,
#)#.visualize(annotate=True)
return coupler
def _default_lens(self):
lens=Lens()
return lens
def _default_flowcellbox(self):
fl=flowcellbox()
return fl
class Layout(PlaceAndAutoRoute.Layout):
def _default_child_transformations(self):
incoupler_t =fc_t1 = i3.Rotation(rotation=00.0) #+ i3.Translation(translation=(-(self.chip_length*0.5-self.coupler_p),0.0))
outcoupler_t = i3.Rotation(rotation=180.0) #+ i3.Translation(translation=(self.chip_length*0.5-self.coupler_p,0.0))
L1=self.L1
#s=270
s=0
#z=2500
z=0
#socket_length=2*self.period*int(self.nperiods)+2*10
socket_lengthout=2*(sum(self.Lec)+sum(self.Loc))+2*self.periodout*int(self.nperiodsout)+1*10
socket_lengthin=2*self.periodin*int(self.nperiodsin)+0*10
xin=0.75*self.periodin*int(self.nperiodsin)
xout=0.75*(self.periodout*int(self.nperiodsout)+sum(self.Lec)+sum(self.Loc))
print "socket_lengthout: ", socket_lengthout
print "socket_lengthin: ", socket_lengthin
#print self.child_cells['incoupling1'].FGC.Layout.socket_length
child_transformations={
#"incoupling1" : i3.Rotation(rotation=00.0) +i3.Translation(translation=(-z-socket_lengthin#-50.0#-self.transition_length_couplerin
#,-s)),
#"outcoupling1" : i3.Rotation(rotation=180.0) +i3.Translation(translation=(L1#+50.0#+self.transition_length_couplerout+self.increment-z
#,-s)),
"incoupling1" : i3.Rotation(rotation=00.0) +i3.Translation(translation=(-z#-socket_lengthin#-50.0#-self.transition_length_couplerin
,-s)),
"outcoupling1" : i3.Rotation(rotation=180.0) +i3.Translation(translation=(L1+socket_lengthout-100#+50.0#+self.transition_length_couplerout+self.increment-z
,-s)),
# "inlens1" : i3.Rotation(rotation=00.0) +i3.Translation(translation=(-z-self.transition_length_couplerin-socket_lengthin+xin,-s)),
#"outlens1" : i3.Rotation(rotation=180.0) +i3.Translation(translation=(L1+self.transition_length_couplerin+self.increment-z-xin,-s)),
# "am1" : i3.Translation(translation=(self.chip_length*0.5-1000,0.0)),
# "am2" : i3.Translation(translation=(-self.chip_length*0.5+1000,0.0)),
# "am3" : i3.Translation(translation=(-self.chip_length*0.5+5000,0.0)),
# "am4" : i3.Translation(translation=(self.chip_length*0.5-5000,0.0)) ,
}
return child_transformations
def _generate_elements(self, elems):
elems += i3.PolygonText(layer= i3.TECH.PPLAYER.WG.TEXT, text='period={}_duty={}_n={}_width={}'.format(self.periodin,
self.dutyin,
self.nperiodsin,
self.core),
#coordinate=(-(op[0]-ip[0])/2-1000.0, -(self.n+0.5)*counter*sx-50.0),
#alignment=(i3.TEXT_ALIGN_LEFT, i3.TEXT_ALIGN_LEFT),
#font = 2,
#height=20.0)
coordinate=(0.0, -20),
alignment=(i3.TEXT_ALIGN_LEFT, i3.TEXT_ALIGN_LEFT),
font = 2,
height=20.0)
return elems
def _default_bend_radius(self):
return self.radius+self.core*0.5
class GratingCoupler1Band(PlaceComponents):
core=i3.PositiveNumberProperty(default=3.3, doc="core width")
period=i3.PositiveNumberProperty(default=2.566, doc="core width")
duty=i3.PositiveNumberProperty(default=0.403, doc="core width")
nperiods=i3.PositiveNumberProperty(default=7, doc="core width")
wg_coupler= i3.TraceTemplateProperty(doc="Wide trace template used")
#FGC= i3.ChildCellProperty(doc="grating used")
ctipo=i3.PositiveNumberProperty(default=1, doc="type of coupler used ctipo=1 for grating and ctipo=2 for taper")
coupling_l=i3.PositiveNumberProperty(default=5000, doc="length of coupling WG")
coupler_template= i3.TraceTemplateProperty(doc="Wide trace template used for coupler tipo2")
waveguide_template= i3.TraceTemplateProperty(doc="Wide trace template used on routing")
coupling_w = i3.PositiveNumberProperty(default=20, doc="width of the coupling WG")
transition_length_coupler=i3.PositiveNumberProperty(default=300, doc="transition length of the coupler")
Grating_list = i3.ChildCellListProperty(doc="List containing the non etched parts of gratings")
inPort = i3.ChildCellProperty( doc="Used for ports")
outPort = i3.ChildCellProperty( doc="Used for ports")
incouplingWG = i3.ChildCellProperty( doc="Used for ports")
outcouplingWG = i3.ChildCellProperty( doc="Used for ports")
chirp=i3.NumberProperty(default=1, doc="1=chirped")
socket_length=i3.PositiveNumberProperty(default=2.2, doc="length of coupling WG")
layName = i3.StringProperty(default = 'waveguide')
layNameg = i3.StringProperty(default = 'metal')
print 'the name of the layer is', layName
props = i3.DictProperty()
def _default_props(self):
return AssignProcess(self.layName)
propsg = i3.DictProperty()
def _default_propsg(self):
return AssignProcess(self.layNameg)
Lo = i3.ListProperty(default=[]) #Non etched part, illuminated during e-beam
Le = i3.ListProperty(default=[]) #Etched part
Loc = i3.ListProperty(default=[]) #Non etched part, illuminated during e-beam
Lec = i3.ListProperty(default=[]) #Etched part
#def _default_transition_length(self):
#return self.transition_length_coupler
def _default_socket_length(self):
a=sum(self.Lo)+sum(self.Le)
#if self.chirp==1:
#A=a=self.period * int(self.nperiods)+sum(self.Loc))
return a
def _default_Loc(self):
#Loc=[2.175,2.122,2.07,2.016,1.963,1.908,1.854,1.798,1.743,1.687,1.63,1.573,
#1.515,1.457,1.398,1.339,1.279,1.219,1.158,1.096]
Loc=self.Loc
Loc.reverse()
return Loc
def _default_Lec(self):
#Lec=[0.242,0.301,0.361,0.421,0.482,0.543,0.605,0.667,0.73,0.794,0.858,0.922,
#0.988,1.054,1.12,1.187,1.255,1.323,1.392,1.462]
Lec=self.Lec
Lec.reverse()
return Lec
def _default_Lo(self):
A=[None] * int(self.nperiods)
if self.chirp==1:
A=[None] * int(self.nperiods+len(self.Loc))
for x in range(0,int(self.nperiods)):
A[x]=self.period*self.duty
if self.chirp==1:
for x in range(0,int(len(self.Loc))):
print x
print len(self.Loc)
A[int(self.nperiods)+x]=self.Loc[x]
print 'Lo: ',A
return A
def _default_Le(self):
Le=[None] * int(self.nperiods)
if self.chirp==1:
Le=[None] * int(self.nperiods+len(self.Loc))
for x in range(0,int(self.nperiods)):
Le[x]=self.period*(1-self.duty)
if self.chirp==1:
for x in range(0,int(len(self.Loc))):
Le[int(self.nperiods)+x]=self.Lec[x]
print 'Le: ',Le
return Le
def _default_Grating_list(self):
Grating_list = []
for x in range(0,int(len(self.Lo))):
#rect=i3.Waveguide(trace_template=self.wg_coupler)
rect=i3.Waveguide(trace_template=self.coupler_template)
#layout_rect = rect.Layout(shape=[(0.0, 0.0),(self.Lo[x],0.0)])#.visualize(annotate=True)
layout_rect = rect.Layout(shape=[(0.0, 0.0),(self.Lo[x],0.0)])#.visualize(annotate=True)
Grating_list.append(rect)
return Grating_list
def _default_incouplingWG(self):
rect=i3.Waveguide(trace_template=self.wg_coupler)
layout_rect = rect.Layout(shape=[(0.0, 0.0),(self.coupling_l,0.0)]
)
return rect
def _default_outcouplingWG(self):
rect=i3.Waveguide(trace_template=self.wg_coupler)
layout_rect = rect.Layout(shape=[(0.0, 0.0),(50+self.socket_length,0.0)]
)
return rect
def _default_inPort(self):
Port=AutoTransitionPorts(contents=self.incouplingWG,
port_labels=["in"],
trace_template=self.waveguide_template)
layout_Port = Port.Layout(transition_length=self.transition_length_coupler)#.visualize(annotate=True)
return Port
def _default_outPort(self):
Port=AutoTransitionPorts(contents=self.outcouplingWG,
port_labels=["in"],
trace_template=self.wg_coupler)
layout_Port = Port.Layout(transition_length=10)#.visualize(annotate=True)
return Port
def _default_child_cells(self):
child_cells = {} # First we define the property "child_cells" as an empty dictionary
for counter, pillar in enumerate(self.Grating_list):
child_cells['pillar{}'.format(counter)] = pillar
print pillar
print 'name of pillar:', pillar.name
child_cells['InPort'] = self.inPort
child_cells['OutPort']= self.outPort
print 'child_cells:', child_cells
return child_cells
def _default_props(self):
return AssignProcess(self.layName)
def _default_wg_coupler(self):
wg_coupler = WireWaveguideTemplate()
wg_coupler.Layout(core_width=self.coupling_w, cladding_width=self.coupling_w+2*8, **self.props)
return wg_coupler
def _default_waveguide_template(self):
wg_t = WireWaveguideTemplate()
wg_t_layout=wg_t.Layout(core_width=self.core, cladding_width=self.core+2*8, **self.props)
return wg_t
def _default_coupler_template(self):
wg_t = WireWaveguideTemplate()
wg_t_layout=wg_t.Layout(core_width=self.coupling_w, cladding_width=self.coupling_w, **self.propsg)
return wg_t
def _default_trace_template(self):
return self.waveguide_template
def _default_contents(self):
return self.FGC
def _default_port_labels(self):
return ["out"]
class Layout(PlaceComponents.Layout):
#def _default_transition_length(self):
#return self.transition_length_coupler
def _default_child_transformations(self):
d={}
position=0
for counter, child in enumerate(self.Grating_list):
d['pillar{}'.format(counter)] = i3.Translation(translation=(position, 0.0))
position=position+self.Lo[counter]+self.Le[counter]
print 'pillar position: ', position
print 'counter= ', counter
print 'Lo: ', self.Lo[counter]
print 'Le: ', self.Le[counter]
#d['InPort'] = i3.HMirror()+ i3.Translation(translation=(position+10,0))
d['InPort'] = i3.HMirror()+ i3.Translation(translation=(self.coupling_l+self.socket_length,0))
d['OutPort'] = i3.Translation(translation=(-50,0.0))
return d
class Mask(APAC):
grating_coupler = i3.ChildCellProperty(doc="Grating couplers used in order")
modulators = i3.ChildCellListProperty(doc="Modulators used")
m_spacing = i3.ListProperty(default=[3.5, 4.0, 4.5, 5.0], doc="Metal spacings")
def _default_grating_coupler(self):
return FC_TE_1550()
def _default_modulators(self):
mods = []
for w in self.m_spacing:
cell = TW_MZM(name=self.name + "Modulator_{}".format(w))
cell.Layout(modulator_length=1500,
metal_spacing=w)
mods.append(cell)
return mods
def _default_child_cells(self):
childs = dict()
for cnt, mod in enumerate(self.modulators): # Iterates over self.m_spacing and uses cnt as a counter. This is a python construct.
childs["grating_in_{}".format(cnt)] = self.grating_coupler
childs["mod_{}".format(cnt)] = mod
childs["grating_out_{}".format(cnt)] = self.grating_coupler
return childs
def _default_connectors(self):
conn = []
for cnt, mod in enumerate(self.modulators):
in_port = "grating_in_{}:out".format(cnt)
out_port = "mod_{}:in".format(cnt)
conn.append((in_port, out_port, wide_manhattan))
in_port = "grating_out_{}:out".format(cnt)
out_port = "mod_{}:out".format(cnt)
conn.append((in_port, out_port, wide_manhattan))
return conn
def _default_electrical_links(self):
el_links = []
#shorting the ground
for cnt, mod in enumerate(self.modulators):
for arm_name in ["1", "5"]:
p1 = "mod_{}:elec_right_{}".format(cnt, arm_name)
p2 = "mod_{}:elec_right_{}".format(cnt, "3")
el_links.append((p1, p2))
p1 = "mod_{}:elec_left_{}".format(cnt, arm_name)
p2 = "mod_{}:elec_left_{}".format(cnt, "3")
el_links.append((p1, p2))
return el_links
def _default_external_port_names(self):
epn = dict()
for cnt, mod in enumerate(self.modulators):
epn["grating_in_{}:vertical_in".format(cnt)] = "in{}".format(cnt)
epn["grating_out_{}:vertical_in".format(cnt)] = "out{}".format(cnt)
return epn
def _default_propagated_electrical_ports(self):
pp = []
for cnt, mod in enumerate(self.modulators):
for arm_name in [2,3,4]:
pp.append("mod_{}_elec_right_{}".format(cnt, arm_name))
pp.append("mod_{}_elec_left_{}".format(cnt, arm_name))
return pp
class Layout(APAC.Layout):
grating_coupler_spacing = i3.PositiveNumberProperty(default=800, doc="Spacing between the grating couplers")
center_grating_coupler_y = i3.PositiveNumberProperty(doc="Start position of the first grating coupler")
def _default_metal1_width(self):
return 20.0
def _default_center_bp(self):
return 2500 / 2.0
def _default_center_grating_coupler_y(self):
return 5150.0 / 2.0
def _default_child_transformations(self):
trans = dict()
nw = len(self.m_spacing)
for cnt, mod in enumerate(self.modulators):
t = (100.0, self.center_grating_coupler_y + (-nw / 2.0 + 0.5 + cnt) * self.grating_coupler_spacing)
trans["grating_in_{}".format(cnt)] = i3.Translation(translation=t)
t = (2500/2.0 , self.center_grating_coupler_y + (-nw / 2.0 + 0.5 + cnt) * self.grating_coupler_spacing)
trans["mod_{}".format(cnt)] = i3.Translation(translation=t)
trans["grating_out_{}".format(cnt)] = i3.Rotation(rotation=180.0) + i3.Translation(translation=(2500,
self.center_grating_coupler_y + (-nw / 2.0 + 0.5 + cnt) * self.grating_coupler_spacing))
return trans
@i3.cache()
def _default_electrical_routes(self):
routes = []
for c in self.electrical_links:
inst1, port1 = self._resolve_inst_port(c[0])
inst2, port2 = self._resolve_inst_port(c[1])
if "left" in port1.name:
r = i3.RouteManhattan(input_port=port1,
output_port=port2,
min_straight=100.0,
angle_out=0.0,
angle_in=180.0,
rounding_algorithm=None)
else:
r = i3.RouteManhattan(input_port=port1,
output_port=port2,
min_straight=100.0,
angle_out=180.0,
angle_in=0.0,
rounding_algorithm=None)
routes.append(r)
return routes
class Layout(AutoPlaceAndConnect.Layout):
metal1_layer = i3.LayerProperty(
doc="layer used for the electrical links")
metal1_width = i3.PositiveNumberProperty(
default=5, doc="Width of the metal1 paths")
electrical_routes = i3.ListProperty(
doc=
"routes used for the electical connections. Is has the same length as electical links. None will use Routemanhatan"
)
def _default_metal1_layer(self):
return i3.TECH.PPLAYER.M1.LINE
def _default_electrical_routes(self):
return [None] * len(self.electrical_links)
@i3.cache()
def _get_final_electrical_routes(self):
final_routes = []
for c, r in zip(self.electrical_links, self.electrical_routes):
if r is None:
inst1, port1 = self._resolve_inst_port(c[0])
inst2, port2 = self._resolve_inst_port(c[1])
route = i3.RouteManhattan(input_port=port1,
output_port=port2,
angle_out=0.0,
angle_in=0.0,
rounding_algorithm=None)
final_routes.append(route)
else:
final_routes.append(r)
return final_routes
@i3.cache()
def _get_electrical_route_elements(self):
els = []
for r in self._get_final_electrical_routes():
els += i3.Path(layer=self.metal1_layer,
shape=r,
line_width=self.metal1_width)
return els
def _generate_elements(self, elems):
elems = super(APAC.Layout, self)._generate_elements(elems)
elems.extend(self._get_electrical_route_elements())
return elems
def _generate_ports(self, ports):
connected_links = [p[0].replace(':', '_') for p in self.links] + [
p[1].replace(':', '_') for p in self.links
]
connected_links.extend(
[p[0].replace(':', '_') for p in self.connectors] +
[p[1].replace(':', '_') for p in self.connectors])
for key, val in self._get_child_cell_instances().iteritems():
if key in self.child_cells.keys():
for p in val.ports:
name = "{}_{}".format(key, p.name)
if name not in connected_links:
ext_key = '{}:{}'.format(key, p.name)
if ext_key in self.cell.external_port_names:
name = self.cell.external_port_names[ext_key]
if p.domain is i3.ElectricalDomain and name not in self.propagated_electrical_ports:
pass
else:
ports.append(p.modified_copy(name=name))
return ports
class APAC(AutoPlaceAndConnect):
connectors = i3.ListProperty(
doc=
"list of tuples that need to be replaced by connectors. Format is [('inst1:term1','inst2:term2', connector_func=None, connector_kwargs, ...]",
restriction=i3.RestrictTypeList(allowed_types=[collections.Sequence]))
connector_function = i3.CallableProperty(
doc="Connector function used by default if nothing is specified")
connector_kwargs = i3.DictProperty(
doc="Routing kwargs passed if nothing is specified")
electrical_links = i3.ListProperty(default=[],
doc="List of electrical links")
propagated_electrical_ports = i3.ListProperty(
default=[],
doc=
"List of electrical ports that are propagated to the next level. By default None are propagated"
)
def connector_less_apac(self):
"""
generete a connectorless apac to get the location of all the instances.
"""
lv = self.get_default_view(i3.LayoutView)
temp_apac = APAC(name="{}_connectorless".format(self.name),
child_cells=self.child_cells,
links=self.links)
temp_apac_lv = temp_apac.Layout(
child_transformations=lv.child_transformations,
mirror_children=lv.mirror_children)
return temp_apac_lv
@i3.cache()
def get_child_instances(self):
return self.connector_less_apac().instances
def _default_connector_function(self):
return manhattan
def _default_connector_kwargs(self):
return {}
def _default__connector_cells(self):
connector_cells = []
if len(self.connectors) > 0:
clv = self.connector_less_apac()
for cnt, c in enumerate(self.connectors):
connector_function = self.connector_function
connector_kwargs = self.connector_kwargs
start_port = get_port_from_interface(port_id=c[0], lv=clv)
end_port = get_port_from_interface(port_id=c[1], lv=clv)
if len(c) > 2:
if c[2] is not None:
connector_function = c[2]
if len(c) == 4:
if c[3] is not None:
connector_kwargs = c[3]
name = self.name + "_connector_{}".format(cnt)
cell = connector_function(start_port=start_port,
end_port=end_port,
name=name,
connector_kwargs=connector_kwargs)
connector_cells.append(cell)
return connector_cells
class Layout(AutoPlaceAndConnect.Layout):
metal1_layer = i3.LayerProperty(
doc="layer used for the electrical links")
metal1_width = i3.PositiveNumberProperty(
default=5, doc="Width of the metal1 paths")
electrical_routes = i3.ListProperty(
doc=
"routes used for the electical connections. Is has the same length as electical links. None will use Routemanhatan"
)
def _default_metal1_layer(self):
return i3.TECH.PPLAYER.M1.LINE
def _default_electrical_routes(self):
return [None] * len(self.electrical_links)
@i3.cache()
def _get_final_electrical_routes(self):
final_routes = []
for c, r in zip(self.electrical_links, self.electrical_routes):
if r is None:
inst1, port1 = self._resolve_inst_port(c[0])
inst2, port2 = self._resolve_inst_port(c[1])
route = i3.RouteManhattan(input_port=port1,
output_port=port2,
angle_out=0.0,
angle_in=0.0,
rounding_algorithm=None)
final_routes.append(route)
else:
final_routes.append(r)
return final_routes
@i3.cache()
def _get_electrical_route_elements(self):
els = []
for r in self._get_final_electrical_routes():
els += i3.Path(layer=self.metal1_layer,
shape=r,
line_width=self.metal1_width)
return els
def _generate_elements(self, elems):
elems = super(APAC.Layout, self)._generate_elements(elems)
elems.extend(self._get_electrical_route_elements())
return elems
def _generate_ports(self, ports):
connected_links = [p[0].replace(':', '_') for p in self.links] + [
p[1].replace(':', '_') for p in self.links
]
connected_links.extend(
[p[0].replace(':', '_') for p in self.connectors] +
[p[1].replace(':', '_') for p in self.connectors])
for key, val in self._get_child_cell_instances().iteritems():
if key in self.child_cells.keys():
for p in val.ports:
name = "{}_{}".format(key, p.name)
if name not in connected_links:
ext_key = '{}:{}'.format(key, p.name)
if ext_key in self.cell.external_port_names:
name = self.cell.external_port_names[ext_key]
if p.domain is i3.ElectricalDomain and name not in self.propagated_electrical_ports:
pass
else:
ports.append(p.modified_copy(name=name))
return ports
class Netlist(AutoPlaceAndConnect.Netlist):
def _generate_terms(self, terms):
from ipkiss3.pcell.netlist.term import TermDict
terms = super(AutoPlaceAndConnect.Netlist,
self)._generate_terms(terms)
new_terms = TermDict()
for key, val in terms.iteritems():
if val.domain is i3.ElectricalDomain and val.name not in self.propagated_electrical_ports:
pass
else:
new_terms[key] = val
return new_terms
class my_dc(PlaceAndAutoRoute):
DC_list = i3.ChildCellListProperty(default=[])
gap_inc_vec = i3.ListProperty(default=[], doc="Length of MMI")
WG1 = i3.ChildCellProperty(doc="", locked=True)
WG2 = i3.ChildCellProperty()
wg_t1 = i3.WaveguideTemplateProperty(doc="board WG")
mmi_trace_template = i3.WaveguideTemplateProperty()
mmi_access_template = i3.WaveguideTemplateProperty()
width = i3.PositiveNumberProperty(doc="width of ports", default=15)
def _default_wg_t1(self):
wg_t1 = WireWaveguideTemplate(name="port_{}".format(str(self.width)))
wg_t1.Layout(
core_width=self.width,
cladding_width=self.width + 2 * 12.0,
)
return wg_t1
def _default_trace_template(self):
wg_sm = WireWaveguideTemplate(name="sm_template")
wg_sm.Layout(core_width=3.8, cladding_width=3.8 + 2 * 12.0)
return wg_sm
def _default_WG1(self):
WG1 = i3.Waveguide(name="straight{}".format(str(self.width)),
trace_template=self.wg_t1)
WG1.Layout(shape=[(0.0, 0.0), (150.0, 0.0)])
return WG1
def _default_WG2(self):
Port = AutoTransitionPorts(name="ports{}".format(str(self.width)),
contents=self.WG1,
port_labels=["out"],
trace_template=self.trace_template)
Port.Layout(transition_length=300) # .visualize(annotate=True)
return Port
def _default_mmi_trace_template(self):
mmi_trace_template = WireWaveguideTemplate(name="MMI_tt")
mmi_trace_template.Layout(core_width=20.0,
cladding_width=20.0 + 2 * 12) # MMI_width
return mmi_trace_template
def _default_mmi_access_template(self):
mmi_access_template = WireWaveguideTemplate(name="MMI_at")
mmi_access_template.Layout(core_width=9.0, cladding_width=9.0 + 2 * 12)
return mmi_access_template
def _default_DC_list(self):
print '____________ MMI 2x2 ______________'
MMI22_list = []
for l, dl in enumerate(self.gap_inc_vec):
print 'length number ' + str(l)
print 'dl ' + str(dl)
cell = MMI2x2Tapered(
mmi_trace_template=self.mmi_trace_template,
input_trace_template=self.mmi_access_template,
output_trace_template=self.mmi_access_template,
trace_template=self.trace_template,
)
cell.Layout(name="MMI22_l_{}".format(str(self.gap_inc_vec[l])),
transition_length=200.0,
length=self.gap_inc_vec[l],
trace_spacing=11.0)
# cell = RingRectSymm180DropFilter(name='ring' + str(dl) + str(self.length),
# ring_trace_template=self.trace_template)
# cell.Layout(bend_radius=200,
# coupler_lengths=[self.length, self.length],
# coupler_radii=[300.0, 300.0],
# coupler_angles=[90.0, 90.0],
# coupler_spacings=[3.8 + self.gap_inc_vec[l], 3.8 + self.gap_inc_vec[l]],
# straights=(self.length, 0.0),
# # manhattan=True,
# )
MMI22_list.append(cell)
print 'cell name ' + str(cell.name)
print '__________________________'
return MMI22_list
def _default_child_cells(self):
child_cells = dict()
for counter in range(0, 12, 1):
print counter
# child_cells['straight' + str(counter)] = self.WG1
child_cells['taper' + str(counter)] = self.WG2
for counter, child in enumerate(self.DC_list):
print 'child number' + str(counter)
child_cells['ring' + str(counter)] = child
print 'child name ' + str(child.name)
print child
return child_cells
def _default_links(self):
links = [
("taper0:out", "ring0:in2"),
("taper1:out", "ring0:in1"),
("taper2:out", "ring0:out2"),
("taper3:out", "ring0:out1"),
("taper4:out", "ring1:in2"),
("taper5:out", "ring1:in1"),
("taper6:out", "ring1:out2"),
("taper7:out", "ring1:out1"),
("taper8:out", "ring2:in2"),
("taper9:out", "ring2:in1"),
("taper10:out", "ring2:out2"),
("taper11:out", "ring2:out1"),
# ("taper12:out", "ring3:out2"),
# ("taper13:out", "ring3:in1"),
# ("taper14:out", "ring3:in2"),
# ("taper15:out", "ring3:out1"),
]
return links
class Layout(PlaceAndAutoRoute.Layout):
def _default_child_transformations(self):
trans = dict()
column = 10000
# trans["dircoup1"] = (1650, 0)
# trans["dircoup2"] = (4950, 0)
# trans['mzi_22_22_0'] = (0, 0)
trans['ring0'] = (2500, 0)
trans['ring1'] = (2500, 0 + column)
trans['ring2'] = (2500, 0 + 2 * column)
# trans['ring3'] = (1500, 0 + 3 * column)
trans["taper0"] = (0, 4000)
trans["taper1"] = (0, -4000)
trans["taper2"] = i3.HMirror(0) + i3.Translation((5000, 2500))
trans["taper3"] = i3.HMirror(0) + i3.Translation((5000, -2500))
trans["taper4"] = (0, 4000 + column)
trans["taper5"] = (0, -4000 + column)
trans["taper6"] = i3.HMirror(0) + i3.Translation(
(5000, 2500 + column))
trans["taper7"] = i3.HMirror(0) + i3.Translation(
(5000, -2500 + column))
trans["taper8"] = (0, 4000 + 2 * column)
trans["taper9"] = (0, -4000 + 2 * column)
trans["taper10"] = i3.HMirror(0) + i3.Translation(
(5000, 2500 + 2 * column))
trans["taper11"] = i3.HMirror(0) + i3.Translation(
(5000, -2500 + 2 * column))
return trans
def _default_bend_radius(self):
bend_radius = 300
return bend_radius
# def _generate_elements(self, elems):
#
#
#
# elems += i3.PolygonText(layer=i3.TECH.PPLAYER.WG.TEXT,
# text='Name={}_{}'.format(self.cell.mmi22.get_default_view(i3.LayoutView).name,
# self.cell.wg_t1.name),
# coordinate=(1300.0, 100.0),
# alignment=(i3.TEXT_ALIGN_LEFT, i3.TEXT_ALIGN_LEFT),
# font=2,
# height=20.0)
#
# elems += i3.PolygonText(layer=i3.TECH.PPLAYER.WG.TEXT,
# text='Name={}_{}'.format(self.cell.mmi22.get_default_view(i3.LayoutView).name,
# self.cell.wg_t1.name),
# coordinate=(-2000.0, -150.0),
# alignment=(i3.TEXT_ALIGN_LEFT, i3.TEXT_ALIGN_LEFT),
# font=2,
# height=200.0,
# transformation=i3.Rotation((0.0, 0.0), 90.0))
#
# return elems
def _generate_elements(self, elems):
for counter, child in enumerate(self.DC_list):
name = child.name
elems += i3.PolygonText(
layer=i3.TECH.PPLAYER.WG.TEXT,
text="{}_{}".format(name, self.cell.wg_t1.name),
# coordinate=(1300.0, 100.0),
alignment=(i3.TEXT_ALIGN_LEFT, i3.TEXT_ALIGN_LEFT),
font=2,
height=20.0,
transformation=i3.Translation(
(2500, 100 + 10000 * counter)))
elems += i3.PolygonText(
layer=i3.TECH.PPLAYER.WG.TEXT,
text="{}_{}".format(name, self.cell.wg_t1.name),
# coordinate=(-2000, -150),
alignment=(i3.TEXT_ALIGN_LEFT, i3.TEXT_ALIGN_LEFT),
font=2,
height=200.0,
transformation=i3.Rotation(
(0.0, 0.0), 90.0) + i3.Translation(
(450, -2000 + 10000 * counter)))
return elems
class my_dc(PlaceAndAutoRoute):
# dc = i3.ChildCellProperty()
# dc2 = i3.ChildCellProperty()
DC_list = i3.ChildCellListProperty(default=[])
gap_inc_vec = i3.ListProperty(default=[], doc="gap")
# length = i3.PositiveNumberProperty(default=60.0, doc="Length of coupler")
WG1 = i3.ChildCellProperty(doc="", locked=True)
WG2 = i3.ChildCellProperty()
wg_t1 = i3.WaveguideTemplateProperty()
# wg_dc2 = i3.WaveguideTemplateProperty()
width = i3.PositiveNumberProperty(doc="width of ports", default=15)
sm_width = i3.PositiveNumberProperty(doc="width of waveguide", default=3.8)
# start_id = i3.PositiveNumberProperty(doc="name_id", default=1)
def _default_wg_t1(self):
wg_t1 = WireWaveguideTemplate(name="port_{}".format(str(self.width)))
wg_t1.Layout(
core_width=self.width,
cladding_width=self.width + 16,
)
return wg_t1
def _default_trace_template(self):
wg_sm = WireWaveguideTemplate(name="sm_template" + str(self.sm_width))
wg_sm.Layout(core_width=self.sm_width,
cladding_width=self.sm_width + 16.0)
return wg_sm
def _default_WG1(self):
WG1 = i3.Waveguide(name="straight{}".format(str(self.width)),
trace_template=self.wg_t1)
WG1.Layout(shape=[(0.0, 0.0), (150.0, 0.0)])
return WG1
def _default_WG2(self):
Port = AutoTransitionPorts(name="ports{}".format(str(self.sm_width)),
contents=self.WG1,
port_labels=["out"],
trace_template=self.trace_template)
Port.Layout(transition_length=300) # .visualize(annotate=True)
return Port
def _default_DC_list(self):
print '____________ MMI 2x2 ______________'
MMI22_list = []
for l, dl in enumerate(self.gap_inc_vec):
# print 'length number ' + str(l)
# print 'dl ' + str(dl)
cell = DoubleSpiralRounded(
name='spiral' + str(dl) + str(self.sm_width),
trace_template=self.trace_template,
n_o_loops=8,
)
layout = cell.Layout(
angle_step=30,
inner_size=[700, 1400],
bend_radius=self.gap_inc_vec[l],
manhattan=False,
spacing=2 * 8 + self.sm_width + 5,
)
print layout.trace_length()
MMI22_list.append(cell)
return MMI22_list
def _default_child_cells(self):
child_cells = dict()
for counter in range(0, 4, 1):
# print counter
# child_cells['straight' + str(counter)] = self.WG1
child_cells['taper' + str(counter)] = self.WG2
# child_cells["dircoup1"] = self.dc
# child_cells["dircoup2"] = self.dc2
# child_cells["straight"] = self.WG2
for counter, child in enumerate(self.DC_list):
# print 'child number' + str(counter)
child_cells['ring' + str(counter)] = child
# print 'child name ' + str(child.name)
# print child
return child_cells
def _default_links(self):
links = [
("taper0:out", "ring0:in"),
("taper1:out", "ring0:out"),
("taper2:out", "ring1:in"),
("taper3:out", "ring1:out"),
# ("taper4:out", "ring1:out2"),
# ("taper5:out", "ring1:in1"),
# ("taper6:out", "ring1:in2"),
# ("taper7:out", "ring1:out1"),
#
# ("taper8:out", "ring2:out2"),
# ("taper9:out", "ring2:in1"),
# ("taper10:out", "ring2:in2"),
# ("taper11:out", "ring2:out1"),
# ("taper12:out", "ring3:out2"),
# ("taper13:out", "ring3:in1"),
# ("taper14:out", "ring3:in2"),
# ("taper15:out", "ring3:out1"),
]
return links
class Layout(PlaceAndAutoRoute.Layout):
def _default_child_transformations(self):
trans = dict()
column = 3000
# trans["dircoup1"] = (1650, 0)
# trans["dircoup2"] = (4950, 0)
# trans['mzi_22_22_0'] = (0, 0)
trans['ring0'] = (1300, -2000)
# trans['ring1'] = i3.VMirror(0) + i3.Translation((1300, 2000))
trans['ring1'] = (1300 + column, -2000)
# trans['ring2'] = (1500, 0 + 2 * column)
# trans['ring3'] = (1500, 0 + 3 * column)
trans["taper0"] = (0, -4000)
trans["taper1"] = i3.HMirror(0) + i3.Translation((3000, -3500))
trans["taper2"] = (0 + column, -3500)
trans["taper3"] = i3.HMirror(0) + i3.Translation(
(3000 + column, -4000))
return trans
def _default_bend_radius(self):
bend_radius = 300
return bend_radius
def _generate_elements(self, elems):
#
# elems += i3.PolygonText(layer=i3.TECH.PPLAYER.WG.TEXT,
# text='Name={}_{}'.format(self.cell.dc.name, self.cell.wg_t1.name),
# coordinate=(1350.0, 100.0),
# alignment=(i3.TEXT_ALIGN_LEFT, i3.TEXT_ALIGN_LEFT),
# font=2,
# height=20.0)
#
# elems += i3.PolygonText(layer=i3.TECH.PPLAYER.WG.TEXT,
# text='Name={}_{}'.format(self.cell.dc2.name, self.cell.wg_t1.name),
# coordinate=(4650.0, 100.0),
# alignment=(i3.TEXT_ALIGN_LEFT, i3.TEXT_ALIGN_LEFT),
# font=2,
# height=20.0)
# elems += i3.PolygonText(layer=i3.TECH.PPLAYER.WG.TEXT,
# text='Name={}_R={}_delay={}'.format(name, self.R, self.delay_length),
#
# coordinate=(0.0, -counter * 5 * self.R - 2 * self.R + 50.0 # -100
# ),
# alignment=(i3.TEXT_ALIGN_LEFT, i3.TEXT_ALIGN_LEFT),
# font=2,
# height=20.0)
return elems
class my_dc3(PlaceAndAutoRoute):
DC_list = i3.ChildCellListProperty(default=[])
gap_inc_vec = i3.ListProperty(default=[], doc="Length of MMI")
WG1 = i3.ChildCellProperty(doc="", locked=True)
WG2 = i3.ChildCellProperty()
wg_t1 = i3.WaveguideTemplateProperty(doc="board WG")
mmi_trace_template = i3.WaveguideTemplateProperty()
mmi_access_template = i3.WaveguideTemplateProperty()
width = i3.PositiveNumberProperty(doc="width of ports", default=15)
def _default_wg_t1(self):
wg_t1 = WireWaveguideTemplate(name="port_{}".format(str(self.width)))
wg_t1.Layout(core_width=self.width,
cladding_width=self.width + 2 * 12.0,
)
return wg_t1
def _default_trace_template(self):
wg_sm = WireWaveguideTemplate(name="sm_template")
wg_sm.Layout(core_width=3.8, cladding_width=3.8 + 2 * 12.0)
return wg_sm
def _default_WG1(self):
WG1 = i3.Waveguide(name="straight{}".format(str(self.width)), trace_template=self.wg_t1)
WG1.Layout(shape=[(0.0, 0.0), (150.0, 0.0)])
return WG1
def _default_WG2(self):
Port = AutoTransitionPorts(
name="ports{}".format(str(self.width)),
contents=self.WG1,
port_labels=["out"],
trace_template=self.trace_template)
Port.Layout(transition_length=300) # .visualize(annotate=True)
return Port
def _default_mmi_trace_template(self):
mmi_trace_template = WireWaveguideTemplate(name="MMI_tt")
mmi_trace_template.Layout(core_width=20.0, cladding_width=20.0 + 2 * 12) # MMI_width
return mmi_trace_template
def _default_mmi_access_template(self):
mmi_access_template = WireWaveguideTemplate(name="MMI_at")
mmi_access_template.Layout(core_width=9.0, cladding_width=9.0 + 2 * 12)
return mmi_access_template
def _default_DC_list(self):
print '____________ MMI 2x2 ______________'
MMI22_list = []
for l, dl in enumerate(self.gap_inc_vec):
print 'length number ' + str(l)
print 'dl ' + str(dl)
cell = MMI2x2Tapered(mmi_trace_template=self.mmi_trace_template,
input_trace_template=self.mmi_access_template,
output_trace_template=self.mmi_access_template,
trace_template=self.trace_template,
)
cell.Layout(name="MMI22_l_{}".format(str(self.gap_inc_vec[l])), transition_length=200.0,
length=self.gap_inc_vec[l], trace_spacing=11.0
)
MMI22_list.append(cell)
print 'cell name ' + str(cell.name)
print '__________________________'
return MMI22_list
def _default_child_cells(self):
child_cells = dict()
for counter in range(0, 4, 1):
print counter
# child_cells['straight' + str(counter)] = self.WG1
child_cells['taper' + str(counter)] = self.WG2
for counter, child in enumerate(self.DC_list):
print 'child number' + str(counter)
child_cells['ring' + str(counter)] = child
print 'child name ' + str(child.name)
print child
return child_cells
def _default_links(self):
links = [
("taper0:out", "ring0:in2"),
("taper1:out", "ring0:in1"),
("taper2:out", "ring0:out2"),
("taper3:out", "ring0:out1"),
]
return links
class Layout(PlaceAndAutoRoute.Layout):
def _default_child_transformations(self):
trans = dict()
column = 10000
# trans["dircoup1"] = (1650, 0)
# trans["dircoup2"] = (4950, 0)
# trans['mzi_22_22_0'] = (0, 0)
trans['ring0'] = (1500, 0)
# trans['ring1'] = (2500, 0 + column)
# trans['ring2'] = (2500, 0 + 2 * column)
# trans['ring3'] = (1500, 0 + 3 * column)
trans["taper0"] = (0, 2500)
trans["taper1"] = (0, -2500)
trans["taper2"] = i3.Rotation(rotation=-90) + i3.Translation((2500, 5000))
trans["taper3"] = i3.HMirror(0) + i3.Translation((4000, -5.5))
return trans
def _default_bend_radius(self):
bend_radius = 300
return bend_radius
def _generate_elements(self, elems):
for counter, child in enumerate(self.DC_list):
name = child.name
# elems += i3.PolygonText(layer=i3.TECH.PPLAYER.WG.TEXT,
# text="{}_{}".format(name, self.cell.wg_t1.name),
# # coordinate=(1300.0, 100.0),
# alignment=(i3.TEXT_ALIGN_LEFT, i3.TEXT_ALIGN_LEFT),
# font=2,
# height=20.0,
# transformation=i3.Translation((1500, 100 + 10000 * counter))
# )
# elems += i3.PolygonText(layer=i3.TECH.PPLAYER.WG.TEXT,
# text="{} {}".format(name, self.cell.wg_t1.name),
# # coordinate=(-2000, -150),
# alignment=(i3.TEXT_ALIGN_LEFT, i3.TEXT_ALIGN_LEFT),
# font=2,
# height=200.0,
# transformation=i3.Rotation((0.0, 0.0), 90.0)
# + i3.Translation((450+2900, -2000 + 10000 * counter))
# )
# for j in range (-1,2,1):
# for i in range(0,4,1):
# elems += i3.Rectangle(layer=i3.TECH.PPLAYER.WG.TEXT, center=(
# 100+j*6000, -3000+100+10000*i),box_size=(100, 100))
# elems += i3.Rectangle(layer=i3.TECH.PPLAYER.WG.TEXT, center=(
# 100+j*6000, -3000 - 100 + 10000 * i), box_size=(100, 100))
# elems += i3.Rectangle(layer=i3.TECH.PPLAYER.WG.TEXT, center=(
# 100+j*6000, -3000 + 100 + 6000 * 3+3000), box_size=(100, 100))
# elems += i3.Rectangle(layer=i3.TECH.PPLAYER.WG.TEXT, center=(
# 100+j*6000, -3000 - 100 + 6000 * 3+3000), box_size=(100, 100))
# elems += i3.Rectangle(layer=i3.TECH.PPLAYER.WG.TEXT, center=(
# 300, -3000 + 100 + 6000 * 3 + 3000), box_size=(100, 100))
# elems += i3.Rectangle(layer=i3.TECH.PPLAYER.WG.TEXT, center=(
# 300, -3000 - 100 ), box_size=(100, 100))
return elems
class my_dc(PlaceAndAutoRoute):
# dc = i3.ChildCellProperty()
# dc2 = i3.ChildCellProperty()
DC_list = i3.ChildCellListProperty(default=[])
gap_inc_vec = i3.ListProperty(default=[], doc="gap")
length = i3.PositiveNumberProperty(default=60.0, doc="Length of coupler")
WG1 = i3.ChildCellProperty(doc="", locked=True)
WG2 = i3.ChildCellProperty()
wg_t1 = i3.WaveguideTemplateProperty()
# wg_dc2 = i3.WaveguideTemplateProperty()
width = i3.PositiveNumberProperty(doc="width of ports", default=15)
# start_id = i3.PositiveNumberProperty(doc="name_id", default=1)
def _default_wg_t1(self):
wg_t1 = WireWaveguideTemplate(name="port_{}".format(str(self.width)))
wg_t1.Layout(
core_width=self.width,
cladding_width=self.width + 16,
)
return wg_t1
def _default_trace_template(self):
wg_sm = WireWaveguideTemplate(name="sm_template")
wg_sm.Layout(core_width=3.8, cladding_width=3.8 + 16.0)
return wg_sm
def _default_WG1(self):
WG1 = i3.Waveguide(name="straight{}".format(str(self.width)),
trace_template=self.wg_t1)
WG1.Layout(shape=[(0.0, 0.0), (150.0, 0.0)])
return WG1
def _default_WG2(self):
Port = AutoTransitionPorts(name="ports{}".format(str(self.width)),
contents=self.WG1,
port_labels=["out"],
trace_template=self.trace_template)
Port.Layout(transition_length=300) # .visualize(annotate=True)
return Port
def _default_DC_list(self):
print '____________ MMI 2x2 ______________'
MMI22_list = []
for l, dl in enumerate(self.gap_inc_vec):
print 'length number ' + str(l)
print 'dl ' + str(dl)
cell = MMI2112(name='DC_gap_2_l_' + str(dl) + str(self.length),
start_id=dl + self.length)
cell.Layout(gap=self.gap_inc_vec[l], length=self.length)
MMI22_list.append(cell)
print 'cell name ' + str(cell.name)
print '__________________________'
return MMI22_list
def _default_child_cells(self):
child_cells = dict()
for counter in range(0, 24, 1):
print counter
# child_cells['straight' + str(counter)] = self.WG1
child_cells['taper' + str(counter)] = self.WG2
# child_cells["dircoup1"] = self.dc
# child_cells["dircoup2"] = self.dc2
# child_cells["straight"] = self.WG2
for counter, child in enumerate(self.DC_list):
print 'child number' + str(counter)
child_cells['ring' + str(counter)] = child
print 'child name ' + str(child.name)
print child
return child_cells
def _default_links(self):
links = [("taper0:out", "ring0:MMI1b_out2"),
("taper1:out", "ring0:MMI1a_in1"),
("taper2:out", "ring0:MMI1b_in2"),
("taper3:out", "ring0:MMI1a_out1"),
("taper4:out", "ring0:MMI1b_out1"),
("taper5:out", "ring0:MMI1a_in2"),
("taper6:out", "ring1:MMI1b_out2"),
("taper7:out", "ring1:MMI1a_in1"),
("taper8:out", "ring1:MMI1b_in2"),
("taper9:out", "ring1:MMI1a_out1"),
("taper10:out", "ring1:MMI1b_out1"),
("taper11:out", "ring1:MMI1a_in2"),
("taper12:out", "ring2:MMI1b_out2"),
("taper13:out", "ring2:MMI1a_in1"),
("taper14:out", "ring2:MMI1b_in2"),
("taper15:out", "ring2:MMI1a_out1"),
("taper16:out", "ring2:MMI1b_out1"),
("taper17:out", "ring2:MMI1a_in2"),
("taper18:out", "ring3:MMI1b_out2"),
("taper19:out", "ring3:MMI1a_in1"),
("taper20:out", "ring3:MMI1b_in2"),
("taper21:out", "ring3:MMI1a_out1"),
("taper22:out", "ring3:MMI1b_out1"),
("taper23:out", "ring3:MMI1a_in2")]
return links
class Layout(PlaceAndAutoRoute.Layout):
def _default_child_transformations(self):
trans = dict()
column = 8500
# trans["dircoup1"] = (1650, 0)
# trans["dircoup2"] = (4950, 0)
# trans['mzi_22_22_0'] = (0, 0)
trans['ring0'] = (1500, 0)
trans['ring1'] = (1500, 0 + column)
trans['ring2'] = (1500, 0 + 2 * column)
trans['ring3'] = (1500, 0 + 3 * column)
trans["taper0"] = (0, 4000)
trans["taper1"] = (0, -4000)
trans["taper2"] = i3.HMirror(0) + i3.Translation((3000, 3500))
trans["taper3"] = i3.HMirror(0) + i3.Translation((3000, -3500))
trans["taper4"] = i3.HMirror(0) + i3.Translation((3000, 1500))
trans["taper5"] = i3.HMirror(0) + i3.Translation((3000, 1000))
trans["taper6"] = (0, 4000 + column)
trans["taper7"] = (0, -4000 + column)
trans["taper8"] = i3.HMirror(0) + i3.Translation(
(3000, 3500 + column))
trans["taper9"] = i3.HMirror(0) + i3.Translation(
(3000, -3500 + column))
trans["taper10"] = i3.HMirror(0) + i3.Translation(
(3000, 1500 + column))
trans["taper11"] = i3.HMirror(0) + i3.Translation(
(3000, 1000 + column))
trans["taper12"] = (0, 4000 + 2 * column)
trans["taper13"] = (0, -4000 + 2 * column)
trans["taper14"] = i3.HMirror(0) + i3.Translation(
(3000, 3500 + 2 * column))
trans["taper15"] = i3.HMirror(0) + i3.Translation(
(3000, -3500 + 2 * column))
trans["taper16"] = i3.HMirror(0) + i3.Translation(
(3000, 1500 + 2 * column))
trans["taper17"] = i3.HMirror(0) + i3.Translation(
(3000, 1000 + 2 * column))
trans["taper18"] = (0, 4000 + 3 * column)
trans["taper19"] = (0, -4000 + 3 * column)
trans["taper20"] = i3.HMirror(0) + i3.Translation(
(3000, 3500 + 3 * column))
trans["taper21"] = i3.HMirror(0) + i3.Translation(
(3000, -3500 + 3 * column))
trans["taper22"] = i3.HMirror(0) + i3.Translation(
(3000, 1500 + 3 * column))
trans["taper23"] = i3.HMirror(0) + i3.Translation(
(3000, 1000 + 3 * column))
return trans
def _default_bend_radius(self):
bend_radius = 300
return bend_radius
def _generate_elements(self, elems):
#
# elems += i3.PolygonText(layer=i3.TECH.PPLAYER.WG.TEXT,
# text='Name={}_{}'.format(self.cell.dc.name, self.cell.wg_t1.name),
# coordinate=(1350.0, 100.0),
# alignment=(i3.TEXT_ALIGN_LEFT, i3.TEXT_ALIGN_LEFT),
# font=2,
# height=20.0)
#
# elems += i3.PolygonText(layer=i3.TECH.PPLAYER.WG.TEXT,
# text='Name={}_{}'.format(self.cell.dc2.name, self.cell.wg_t1.name),
# coordinate=(4650.0, 100.0),
# alignment=(i3.TEXT_ALIGN_LEFT, i3.TEXT_ALIGN_LEFT),
# font=2,
# height=20.0)
# elems += i3.PolygonText(layer=i3.TECH.PPLAYER.WG.TEXT,
# text='Name={}_R={}_delay={}'.format(name, self.R, self.delay_length),
#
# coordinate=(0.0, -counter * 5 * self.R - 2 * self.R + 50.0 # -100
# ),
# alignment=(i3.TEXT_ALIGN_LEFT, i3.TEXT_ALIGN_LEFT),
# font=2,
# height=20.0)
return elems
class my_dc(PlaceAndAutoRoute):
# dc = i3.ChildCellProperty()
# dc2 = i3.ChildCellProperty()
DC_list = i3.ChildCellListProperty(default=[])
gap_inc_vec = i3.ListProperty(default=[], doc="gap")
length = i3.PositiveNumberProperty(default=80.0, doc="Length of coupler")
WG1 = i3.ChildCellProperty(doc="", locked=True)
WG2 = i3.ChildCellProperty()
wg_t1 = i3.WaveguideTemplateProperty()
# wg_dc2 = i3.WaveguideTemplateProperty()
width = i3.PositiveNumberProperty(doc="width of ports", default=15)
# start_id = i3.PositiveNumberProperty(doc="name_id", default=1)
def _default_wg_t1(self):
wg_t1 = WireWaveguideTemplate(name="port_{}".format(str(self.width)))
wg_t1.Layout(
core_width=self.width,
cladding_width=self.width + 16,
)
return wg_t1
def _default_trace_template(self):
wg_sm = WireWaveguideTemplate(name="sm_template")
wg_sm.Layout(core_width=3.8, cladding_width=3.8 + 16.0)
return wg_sm
def _default_WG1(self):
WG1 = i3.Waveguide(name="straight{}".format(str(self.width)),
trace_template=self.wg_t1)
WG1.Layout(shape=[(0.0, 0.0), (150.0, 0.0)])
return WG1
def _default_WG2(self):
Port = AutoTransitionPorts(name="ports{}".format(str(self.width)),
contents=self.WG1,
port_labels=["out"],
trace_template=self.trace_template)
Port.Layout(transition_length=300) # .visualize(annotate=True)
return Port
def _default_DC_list(self):
print '____________ MMI 2x2 ______________'
MMI22_list = []
for l, dl in enumerate(self.gap_inc_vec):
print 'length number ' + str(l)
print 'dl ' + str(dl)
cell = RingRectSymm180DropFilter(
name='SR_GAP={}_L={}'.format(str(dl), str(self.length)),
ring_trace_template=self.trace_template)
cell.Layout(
bend_radius=200,
coupler_lengths=[self.length, self.length],
coupler_radii=[300.0, 300.0],
coupler_angles=[90.0, 90.0],
coupler_spacings=[
3.8 + self.gap_inc_vec[l], 3.8 + self.gap_inc_vec[l]
],
straights=(self.length, 0.0),
# manhattan=True,
)
cell2 = RingRectSymmNotchFilter(
name='ring_s' + str(dl) + str(self.length),
ring_trace_template=self.trace_template)
cell2.Layout(
bend_radius=200,
coupler_lengths=[self.length, self.length],
coupler_radii=[300, 300],
coupler_angles=[90.0, 90],
coupler_spacings=[(3.8 + self.gap_inc_vec[l])],
straights=(self.length, 0.0),
# manhattan=True,
)
MMI22_list.append(cell)
MMI22_list.append(cell2)
print 'cell name ' + str(cell.name)
print '__________________________'
return MMI22_list
def _default_child_cells(self):
child_cells = dict()
for counter in range(0, 24, 1):
print counter
# child_cells['straight' + str(counter)] = self.WG1
child_cells['taper' + str(counter)] = self.WG2
# child_cells["dircoup1"] = self.dc
# child_cells["dircoup2"] = self.dc2
# child_cells["straight"] = self.WG2
for counter, child in enumerate(self.DC_list):
print 'child number' + str(counter)
child_cells['ring' + str(counter)] = child
print 'child name ' + str(child.name)
print child
return child_cells
def _default_links(self):
links = [
("taper0:out", "ring0:out2"),
("taper1:out", "ring0:in1"),
("taper2:out", "ring0:in2"),
("taper3:out", "ring0:out1"),
("taper4:out", "ring1:in"),
("taper5:out", "ring1:out"),
("taper6:out", "ring2:out2"),
("taper7:out", "ring2:in1"),
("taper8:out", "ring2:in2"),
("taper9:out", "ring2:out1"),
("taper10:out", "ring3:in"),
("taper11:out", "ring3:out"),
("taper12:out", "ring4:out2"),
("taper13:out", "ring4:in1"),
("taper14:out", "ring4:in2"),
("taper15:out", "ring4:out1"),
("taper16:out", "ring5:in"),
("taper17:out", "ring5:out"),
("taper18:out", "ring6:out2"),
("taper19:out", "ring6:in1"),
("taper20:out", "ring6:in2"),
("taper21:out", "ring6:out1"),
("taper22:out", "ring7:in"),
("taper23:out", "ring7:out"),
]
return links
class Layout(PlaceAndAutoRoute.Layout):
def _default_child_transformations(self):
trans = dict()
column = 4500
# trans["dircoup1"] = (1650, 0)
# trans["dircoup2"] = (4950, 0)
# trans['mzi_22_22_0'] = (0, 0)
trans['ring0'] = (1500, -3000)
trans['ring4'] = (1500, -3000 + 2 * column)
trans['ring1'] = (1500, -300)
trans['ring5'] = (1500, -300 + 2 * column)
trans['ring2'] = (1500, -3000 + column)
trans['ring6'] = (1500, -3000 + 3 * column)
trans['ring3'] = (1500, -300 + column)
trans['ring7'] = (1500, -300 + 3 * column)
trans["taper0"] = (0, -2100)
trans["taper1"] = (0, -3850)
trans["taper2"] = i3.HMirror(0) + i3.Translation((3000, -1500))
trans["taper3"] = i3.Translation((0, -4000))
trans["taper4"] = (0, -1950)
trans["taper5"] = i3.HMirror(0) + i3.Translation((3000, -1350))
trans["taper6"] = (0, -2100 + column)
trans["taper7"] = (0, -3850 + column)
trans["taper8"] = i3.HMirror(0) + i3.Translation(
(3000, -1500 + column))
trans["taper9"] = i3.Translation((0, -4000 + column))
trans["taper10"] = (0, -1950 + column)
trans["taper11"] = i3.HMirror(0) + i3.Translation(
(3000, -1350 + column))
trans["taper12"] = (0, -2100 + 2 * column)
trans["taper13"] = (0, -3850 + 2 * column)
trans["taper14"] = i3.HMirror(0) + i3.Translation(
(3000, -1500 + 2 * column))
trans["taper15"] = i3.Translation((0, -4000 + 2 * column))
trans["taper16"] = (0, -1950 + 2 * column)
trans["taper17"] = i3.HMirror(0) + i3.Translation(
(3000, -1350 + 2 * column))
trans["taper18"] = (0, -2100 + 3 * column)
trans["taper19"] = (0, -3850 + 3 * column)
trans["taper20"] = i3.HMirror(0) + i3.Translation(
(3000, -1500 + 3 * column))
trans["taper21"] = i3.Translation((0, -4000 + 3 * column))
trans["taper22"] = (0, -1950 + 3 * column)
trans["taper23"] = i3.HMirror(0) + i3.Translation(
(3000, -1350 + 3 * column))
return trans
def _default_bend_radius(self):
bend_radius = 300
return bend_radius
def _generate_elements(self, elems):
for counter, child in enumerate(self.DC_list):
if (counter % 2 == 0):
name = child.name
elems += i3.PolygonText(
layer=i3.TECH.PPLAYER.WG.TEXT,
text="{}".format(name[0:10]),
# coordinate=(4650.0, 100.0),
alignment=(i3.TEXT_ALIGN_LEFT, i3.TEXT_ALIGN_LEFT),
font=2,
height=200.0,
transformation=i3.Rotation(
(0.0, 0.0), -90.0) + i3.Translation(
(3000 - 450, -2000 + 4500 * counter / 2)))
else:
elems += i3.PolygonText(
layer=i3.TECH.PPLAYER.WG.TEXT,
text="R=200_L=80",
alignment=(i3.TEXT_ALIGN_LEFT, i3.TEXT_ALIGN_LEFT),
font=2,
height=80.0,
transformation=i3.Rotation(
(0.0, 0.0), -90.0) + i3.Translation(
(3000 - 450, -2700 + 4500 * counter / 2)))
# elems += i3.Rectangle(layer=i3.TECH.PPLAYER.WG.TEXT,
# center=(0, 0),
# box_size=(500, 300))
return elems
class my_MMI2112(PlaceAndAutoRoute):
DC_list = i3.ChildCellListProperty(default=[])
gap_inc_vec = i3.ListProperty(default=[], doc="Length of MMI")
WG1 = i3.ChildCellProperty(doc="", locked=True)
WG2 = i3.ChildCellProperty()
wg_t1 = i3.WaveguideTemplateProperty(doc="board WG")
mmi_trace_template = i3.WaveguideTemplateProperty()
mmi_access_template = i3.WaveguideTemplateProperty()
width = i3.PositiveNumberProperty(doc="width of ports", default=15)
def _default_wg_t1(self):
wg_t1 = WireWaveguideTemplate(name="port_{}".format(str(self.width)))
wg_t1.Layout(core_width=self.width,
cladding_width=self.width + 2 * 12.0,
)
return wg_t1
def _default_trace_template(self):
wg_sm = WireWaveguideTemplate(name="sm_template")
wg_sm.Layout(core_width=3.8, cladding_width=3.8 + 2 * 12.0)
return wg_sm
def _default_WG1(self):
WG1 = i3.Waveguide(name="straight{}".format(str(self.width)), trace_template=self.wg_t1)
WG1.Layout(shape=[(0.0, 0.0), (150.0, 0.0)])
return WG1
def _default_WG2(self):
Port = AutoTransitionPorts(
name="ports{}".format(str(self.width)),
contents=self.WG1,
port_labels=["out"],
trace_template=self.trace_template)
Port.Layout(transition_length=300) # .visualize(annotate=True)
return Port
def _default_mmi_trace_template(self):
mmi_trace_template = WireWaveguideTemplate(name="MMI_tt")
mmi_trace_template.Layout(core_width=20.0, cladding_width=20.0 + 2 * 12) # MMI_width
return mmi_trace_template
def _default_mmi_access_template(self):
mmi_access_template = WireWaveguideTemplate(name="MMI_at")
mmi_access_template.Layout(core_width=9.0, cladding_width=9.0 + 2 * 12)
return mmi_access_template
def _default_DC_list(self):
print '____________ MMI 2x2 ______________'
MMI22_list = []
for l, dl in enumerate(self.gap_inc_vec):
print 'length number ' + str(l)
print 'dl ' + str(dl)
cell = MMI2112()
cell.Layout(name="MMI2112_l_{}".format(str(self.gap_inc_vec[l])),
length=self.gap_inc_vec[l]
)
# cell = RingRectSymm180DropFilter(name='ring' + str(dl) + str(self.length),
# ring_trace_template=self.trace_template)
# cell.Layout(bend_radius=200,
# coupler_lengths=[self.length, self.length],
# coupler_radii=[300.0, 300.0],
# coupler_angles=[90.0, 90.0],
# coupler_spacings=[3.8 + self.gap_inc_vec[l], 3.8 + self.gap_inc_vec[l]],
# straights=(self.length, 0.0),
# # manhattan=True,
# )
MMI22_list.append(cell)
print 'cell name ' + str(cell.name)
print '__________________________'
return MMI22_list
def _default_child_cells(self):
child_cells = dict()
for counter in range(0, 12, 1):
print counter
# child_cells['straight' + str(counter)] = self.WG1
child_cells['taper' + str(counter)] = self.WG2
for counter, child in enumerate(self.DC_list):
print 'child number' + str(counter)
child_cells['ring' + str(counter)] = child
print 'child name ' + str(child.name)
print child
return child_cells
def _default_links(self):
links = [
("taper0:out", "ring0:MMI1b_in2"),
("taper1:out", "ring0:MMI1b_in1"),
("taper2:out", "ring0:MMI1a_out2"),
("taper3:out", "ring0:MMI1a_out1"),
("taper4:out", "ring1:MMI1b_in2"),
("taper5:out", "ring1:MMI1b_in1"),
("taper6:out", "ring1:MMI1a_out2"),
("taper7:out", "ring1:MMI1a_out1"),
("taper8:out", "ring2:MMI1b_in2"),
("taper9:out", "ring2:MMI1b_in1"),
("taper10:out", "ring2:MMI1a_out2"),
("taper11:out", "ring2:MMI1a_out1"),
]
return links
class Layout(PlaceAndAutoRoute.Layout):
def _default_child_transformations(self):
trans = dict()
column = 10000
# trans["dircoup1"] = (1650, 0)
# trans["dircoup2"] = (4950, 0)
# trans['mzi_22_22_0'] = (0, 0)
trans['ring0'] = (2500, 0)
trans['ring1'] = (2500, 0 + column)
trans['ring2'] = (2500, 0 + 2 * column)
# trans['ring3'] = (1500, 0 + 3 * column)
trans["taper0"] = (0, 4000)
trans["taper1"] = (0, -4000)
trans["taper2"] = i3.HMirror(0) + i3.Translation((5000, 2500))
trans["taper3"] = i3.HMirror(0) + i3.Translation((5000, -2500))
trans["taper4"] = (0, 4000 + column)
trans["taper5"] = (0, -4000 + column)
trans["taper6"] = i3.HMirror(0) + i3.Translation((5000, 2500 + column))
trans["taper7"] = i3.HMirror(0) + i3.Translation((5000, -2500 + column))
trans["taper8"] = (0, 4000 + 2 * column)
trans["taper9"] = (0, -4000 + 2 * column)
trans["taper10"] = i3.HMirror(0) + i3.Translation((5000, 2500 + 2 * column))
trans["taper11"] = i3.HMirror(0) + i3.Translation((5000, -2500 + 2 * column))
return trans
def _default_bend_radius(self):
bend_radius = 300
return bend_radius
class Layout(i3.LayoutView):
# specified parameters used for layout, lengths of various waveguides
# using some default values if standard ring shape is used
bend_radius_ring = i3.PositiveNumberProperty(default=10.,
doc="bend radius of ring")
ring_x_straight = i3.PositiveNumberProperty(
default=15., doc="straight between bends in x ring")
ring_y_straight = i3.PositiveNumberProperty(
default=25., doc="straight between bends in y ring")
external_straights = i3.PositiveNumberProperty(
default=10., doc="extra straight for outside structure")
external_gap = i3.PositiveNumberProperty(
default=1., doc="gap between outside waveguides and resonator")
# external_radius = i3.PositiveNumberProperty(default=bend_radius_ring, doc="radius of outside coupler")
rounding_algorithm = i3.DefinitionProperty(
default=SplineRoundingAlgorithm(),
doc="secondary rounding algorithm")
# extra layouting for the CROW
num_rings = i3.IntProperty(default=3, doc="number of rings")
ring_gap = i3.PositiveNumberProperty(default=0.5,
doc="gap between internal rings")
use_gap_list = i3.BoolProperty(default=False,
doc="use non default bending algorithm")
ring_gap_list = i3.ListProperty(
default=[], doc="list of gaps for manual swapping, default empty!")
# define the layout of the internal coupler which we SRef below
def _default_resonator(self):
res_layout = self.cell.resonator.get_default_view(
i3.LayoutView) # Retrieve layout view following example
# make the shape of the layout from the previous values. Assume (0, 0) is bottom middle!)
# will do each corner for clarity
# bottom_left = (-self.bend_radius_ring - self.ring_x_straight/2., 0.)
# top_left = (-self.bend_radius_ring - self.ring_x_straight/2.,
# self.bend_radius_ring*2. + self.ring_y_straight)
# top_right = (self.bend_radius_ring + self.ring_x_straight/2.,
# self.bend_radius_ring*2. + self.ring_y_straight)
# bottom_right = (self.bend_radius_ring + self.ring_x_straight/2., 0.)
# ring_shape = [bottom_left, top_left, top_right, bottom_right, bottom_left]
# print ring_shape
# tried to use generic round ring, but failed :P. Using ring rect instead
# set the layout of the resonator. Stuck a bool for non default rounding algorithm
res_layout.set(bend_radius=self.bend_radius_ring,
straights=(self.ring_x_straight,
self.ring_y_straight),
rounding_algorithm=self.rounding_algorithm)
return res_layout
def _dummy_resonator(self):
dummy_res = i3.SRef(name="just_a_dummy", reference=self.resonator)
return dummy_res
# make a function for determining the distance between core size and
def _resonator_size_core_to_core(self):
# calls the get components function and then does math on the pulled in layout
resonator = self._dummy_resonator()
wg_ring_template = self.wg_ring_template
# grabbing the position of the resonator to layout the rest of the coupler properly
resonator_west_side = resonator.size_info().west
resonator_east_side = resonator.size_info().east
resonator_core_width = wg_ring_template.core_width
resonator_clad_width = wg_ring_template.cladding_width
resonator_x_dim = (resonator_east_side -
resonator_west_side) - resonator_clad_width
return resonator_x_dim
# setting the output shape of the access waveguides using a shape defined by ports from MMI (hopefully..)
def _default_wgs(self):
# bring in parts from rest of PCell Layout, used dummy resonator to grab positions
resonator = self._dummy_resonator()
wg_in_cell, wg_pass_cell = self.cell.wgs
wg_template = self.wg_coupler_template
wg_ring_template = self.wg_ring_template
# using the ring radius for the external radius
external_rad = self.bend_radius_ring
external_str = self.external_straights
# grabbing the position of the resonator to layout the rest of the coupler properly
resonator_west_side = resonator.size_info().west
resonator_south_side = resonator.size_info().south
resonator_core_width = wg_ring_template.core_width
resonator_clad_width = wg_ring_template.cladding_width
coupler_core_width = wg_template.core_width
# calculate the x position for center of input coupling waveguide when coupling, and make shape
x_coup_spot = resonator_west_side + resonator_clad_width/2. - resonator_core_width/2. - self.external_gap \
- coupler_core_width/2.
# get bottom using the south and cladding information again
bottom_left = (x_coup_spot - external_str - external_rad,
resonator_south_side + resonator_clad_width / 2.)
bottom_right = (x_coup_spot,
resonator_south_side + resonator_clad_width / 2.)
top_right = (x_coup_spot, bottom_right[1] + 2. * external_rad +
self.ring_y_straight)
top_left = (bottom_left[0], top_right[1])
wg_shape = [bottom_left, bottom_right, top_right, top_left]
# now make the instance using this shape info
wg_in_layout = wg_in_cell.get_default_view(i3.LayoutView)
wg_in_layout.set(trace_template=wg_template,
shape=wg_shape,
bend_radius=external_rad,
rounding_algorithm=self.rounding_algorithm)
# other waveguide for reference, can put in shape or mirror later
wg_pass_layout = wg_pass_cell.get_default_view(i3.LayoutView)
# wg_in_layout.set()
return wg_in_layout, wg_pass_layout # wg_ring_layout
# A few functions for grabbing waveguide parameters to determine lengths for FSR checking
# def wg_lengths(self):
# # grab the lengths of internal waveguides to use for calculations later
# wg_in_layout, wg_pass_layout, wg_ring_layout = self.wgs
#
# straights_and_bends = wg_ring_layout.trace_length()
# return straights_and_bends
# now we take the resonator and perform multiple translations for the CROW
def _get_components(self):
res_x_dim = self._resonator_size_core_to_core()
ring_gap = self.ring_gap
ring_core_width = self.wg_ring_template.core_width
ring_gap_list = self.ring_gap_list
shifting_list = [0.] + ring_gap_list
all_components = []
# and now crank an SRef for each Ring in a loop
for ring in range(self.num_rings):
# will translate the original ring over to the correct position, and iterate for number of rings
# use an if statement for external gap list or not. Need an error
if self.use_gap_list is False:
this_transform = i3.Translation(
((res_x_dim + ring_gap + ring_core_width) * ring, 0.))
this_resonator = i3.SRef(name="R_" + str(ring),
reference=self.resonator,
transformation=this_transform)
all_components.append(this_resonator)
else:
# sum previous elements of the shifting list for correct relative translation
total_shift = sum(shifting_list[:(ring + 1)])
this_transform = i3.Translation(
((res_x_dim + ring_core_width) * ring + total_shift,
0.))
this_resonator = i3.SRef(name="R_" + str(ring),
reference=self.resonator,
transformation=this_transform)
all_components.append(this_resonator)
return all_components
def _generate_instances(self, insts):
# includes the get components and the waveguides
the_rings = self._get_components()
insts += the_rings
wg_in_layout, wg_pass_layout = self.wgs # wg_pass_layout, wg_ring_layout
insts += i3.SRef(reference=wg_in_layout, name="wg_in")
# ok so now I grab the last ring from the rings and use it to determine its position
last_ring = the_rings[-1]
east_side_ring = last_ring.size_info().east
# and I get the waveguide properties for ring and coupler, to give correct outside gap
ring_core_width = self.wg_ring_template.core_width
ring_clad_width = self.wg_ring_template.cladding_width
bus_wg_core_width = self.wg_coupler_template.core_width
bus_wg_clad_width = self.wg_coupler_template.cladding_width
final_x_spot = (east_side_ring - ring_clad_width/2.) + ring_core_width/2. \
+ self.external_gap + bus_wg_core_width/2.
# rather than making a new waveguide we can mirror the previous structure into the final position
# thus we need to determine the difference in the core position of the original structure
# with the *negative* position of the final x position, and then the mirror will flip it around
bus_core_pos = wg_in_layout.size_info(
).east - bus_wg_clad_width / 2.
# now we translate the original structure to the desired negative position, and horizontally mirror around 0
output_transformation = i3.HMirror() + i3.Translation(
(-1. * (-final_x_spot - bus_core_pos), 0.))
# finally we perform the SRef on the previous layout and transform it with a new name
insts += i3.SRef(reference=wg_in_layout,
name="wg_out",
transformation=output_transformation)
return insts
def _generate_ports(self, prts):
# try to reuse the output waveguides following the example and change the names, looks good
instances = self.instances
prts += instances["wg_in"].ports["in"].modified_copy(name="in1")
prts += instances["wg_in"].ports["out"].modified_copy(name="in2")
prts += instances["wg_out"].ports["in"].modified_copy(name="out1")
prts += instances["wg_out"].ports["out"].modified_copy(name="out2")
return prts
