def connect_strip_way_points(way_points=[],
bend_factory=bend_circular,
straight_factory=waveguide,
taper_factory=taper_factory,
bend_radius=10.0,
wg_width=0.5,
layer=LAYER.WG,
**kwargs):
"""
Returns a deep-etched route formed by the given way_points with
bends instead of corners and optionally tapers in straight sections.
taper_factory: can be either a taper component or a factory
"""
bend90 = bend_factory(radius=bend_radius, width=wg_width)
if taper_factory:
if callable(taper_factory):
taper = taper_factory(
length=TAPER_LENGTH,
width1=wg_width,
width2=WG_EXPANDED_WIDTH,
layer=layer,
)
else:
# In this case the taper is a fixed cell
taper = taper_factory
else:
taper = None
connector = round_corners(way_points, bend90, straight_factory, taper)
return connector
def connect_strip_way_points(way_points: List[Tuple[float, float]],
bend_factory: Callable = bend_circular,
straight_factory: Callable = waveguide,
taper_factory: Callable = taper_factory,
bend_radius: float = 10.0,
wg_width: float = 0.5,
layer=LAYER.WG,
**kwargs):
"""Returns a deep-etched route formed by the given way_points with
bends instead of corners and optionally tapers in straight sections.
taper_factory: can be either a taper Component or a factory
"""
way_points = np.array(way_points)
bend90 = bend_factory(radius=bend_radius, width=wg_width)
taper = (taper_factory(
length=TAPER_LENGTH,
width1=wg_width,
width2=WG_EXPANDED_WIDTH,
layer=layer,
) if callable(taper_factory) else taper_factory)
connector = round_corners(way_points, bend90, straight_factory, taper)
return connector
def connect_strip(
input_port: Port,
output_port: Port,
bend_factory: Callable = bend_circular,
straight_factory: Callable = waveguide,
taper_factory: Callable = taper_factory,
start_straight: float = 0.01,
end_straight: float = 0.01,
min_straight: float = 0.01,
bend_radius: float = 10.0,
route_factory: Callable = route_manhattan,
) -> ComponentReference:
"""Returns an optical route Reference"""
bend90 = bend_factory(radius=bend_radius, width=input_port.width)
taper = (taper_factory(
length=TAPER_LENGTH,
width1=input_port.width,
width2=WG_EXPANDED_WIDTH,
layer=input_port.layer,
) if callable(taper_factory) else taper_factory)
connector = route_factory(
input_port,
output_port,
bend90,
straight_factory=straight_factory,
taper=taper,
start_straight=start_straight,
end_straight=end_straight,
min_straight=min_straight,
)
return connector
def connect_strip(
input_port,
output_port,
bend_factory=bend_circular,
straight_factory=waveguide,
taper_factory=taper_factory,
start_straight=0.01,
end_straight=0.01,
min_straight=0.01,
bend_radius=10.0,
route_factory=route_manhattan,
):
bend90 = bend_factory(radius=bend_radius, width=input_port.width)
if taper_factory:
if callable(taper_factory):
taper = taper_factory(
length=TAPER_LENGTH,
width1=input_port.width,
width2=WG_EXPANDED_WIDTH,
layer=input_port.layer,
)
else:
# In this case the taper is a fixed cell
taper = taper_factory
else:
taper = None
connector = route_factory(
input_port,
output_port,
bend90,
straight_factory=straight_factory,
taper=taper,
start_straight=start_straight,
end_straight=end_straight,
min_straight=min_straight,
)
return connector
def connect_bundle_waypoints(start_ports,
end_ports,
way_points,
straight_factory=waveguide,
taper_factory=taper_factory,
bend_factory=bend_circular,
bend_radius=10.0,
auto_sort=True,
**kwargs):
"""
start_ports: a list of ports
end_ports: a list of ports
way_points: a list of points defining a route
with way_points[0] = start_ports[0]
way_points[-1] = end_ports[0]
"""
if len(end_ports) != len(start_ports):
raise ValueError(
"Number of start ports should match number of end ports.\
Got {} {}".format(len(start_ports), len(end_ports)))
for p in start_ports:
p.angle = int(p.angle) % 360
for p in end_ports:
p.angle = int(p.angle) % 360
start_angle = start_ports[0].orientation
end_angle = end_ports[0].orientation
"""
Sort the ports such that the bundle connect the correct
corresponding ports.
"""
angles_to_sorttypes = {
(0, 180): ("Y", "Y"),
(0, 90): ("Y", "X"),
(0, 0): ("Y", "-Y"),
(0, 270): ("Y", "-X"),
(90, 0): ("X", "Y"),
(90, 90): ("X", "-X"),
(90, 180): ("X", "-Y"),
(90, 270): ("X", "X"),
(180, 90): ("Y", "-X"),
(180, 0): ("Y", "Y"),
(180, 270): ("Y", "X"),
(180, 180): ("Y", "-Y"),
(270, 90): ("X", "X"),
(270, 270): ("X", "-X"),
(270, 0): ("X", "-Y"),
(270, 180): ("X", "Y"),
}
dict_sorts = {
"X": lambda p: p.x,
"Y": lambda p: p.y,
"-X": lambda p: -p.x,
"-Y": lambda p: -p.y,
}
key = (start_angle, end_angle)
sp_st, ep_st = angles_to_sorttypes[key]
start_port_sort = dict_sorts[sp_st]
end_port_sort = dict_sorts[ep_st]
if auto_sort:
start_ports.sort(key=start_port_sort)
end_ports.sort(key=end_port_sort)
routes = _generate_manhattan_bundle_waypoints(start_ports, end_ports,
way_points, **kwargs)
bends90 = [
bend_factory(radius=bend_radius, width=p.width) for p in start_ports
]
if taper_factory != None:
if type(taper_factory) == type(lambda a: a):
taper = taper_factory(
length=TAPER_LENGTH,
width1=start_ports[0].width,
width2=WG_EXPANDED_WIDTH,
layer=start_ports[0].layer,
)
else:
# In this case the taper is a fixed cell
taper = taper_factory
else:
taper = None
connections = [
round_corners(pts, bend90, straight_factory, taper=taper)
for pts, bend90 in zip(routes, bends90)
]
return connections