def logo(text: str = "GDSFACTORY") -> Component:
"""Returns GDSfactory logo."""
c = Component()
elements = []
for i, letter in enumerate(text):
c << gf.components.text(letter, layer=(i + 1, 0), size=10)
elements.append(c)
c.distribute(
elements="all", # either 'all' or a list of objects
direction="x", # 'x' or 'y'
spacing=1,
separation=True,
)
return c
def cdsem_straight_all(
straight: ComponentFactory = straight,
cross_section: CrossSectionFactory = strip,
layer: Tuple[int, int] = LAYER.WG,
layers_cladding: List[Tuple[int, int]] = None,
widths: Tuple[float, ...] = (0.4, 0.45, 0.5, 0.6, 0.8, 1.0),
pixel_size: float = 1.0,
length: float = LINE_LENGTH,
spacing: float = 4.5,
) -> Component:
c = Component()
for width in widths:
cross_section = partial(cross_section, width=width, layer=layer)
c.add_ref(straight(length=length, cross_section=cross_section))
c.distribute(direction="y", spacing=spacing)
return c
def pcm_optical(
widths: Tuple[float, ...] = (0.4, 0.45, 0.5, 0.6, 0.8, 1.0),
dense_lines_width: float = 0.3,
dense_lines_width_difference: float = 20e-3,
dense_lines_gap: float = 0.3,
dense_lines_labels: Tuple[str, ...] = ("DL", "DM", "DH"),
straight: ComponentFactory = straight,
bend90: ComponentFactory = bend_circular,
layer: Tuple[int, int] = LAYER.WG,
layers_cladding: List[Tuple[int, int]] = None,
cross_section: CrossSectionFactory = strip,
pixel_size: float = 1.0,
) -> Component:
"""column with all optical PCMs
Args:
widths: for straight
"""
c = Component()
_c1 = cdsem_straight_all(
straight=straight,
layer=layer,
layers_cladding=layers_cladding,
widths=widths,
cross_section=cross_section,
pixel_size=pixel_size,
)
all_devices = [_c1]
all_devices += [
cdsem_uturn(
width=width,
straight=straight,
bend90=bend90,
layer=layer,
layers_cladding=layers_cladding,
cross_section=cross_section,
pixel_size=pixel_size,
) for width in widths
]
density_params = [
(
dense_lines_width - dense_lines_width_difference,
dense_lines_gap - dense_lines_width_difference,
dense_lines_labels[0],
),
(dense_lines_width, dense_lines_gap, dense_lines_labels[1]),
(
dense_lines_width + dense_lines_width_difference,
dense_lines_gap + dense_lines_width_difference,
dense_lines_labels[2],
),
]
all_devices += [
cdsem_straight_density(
width=w,
trench_width=t,
label=lbl,
straight=straight,
layer=layer,
layers_cladding=layers_cladding,
cross_section=cross_section,
pixel_size=pixel_size,
) for w, t, lbl in density_params
]
[c.add_ref(d) for d in all_devices]
c.align(elements="all", alignment="xmin")
c.distribute(elements="all", direction="y", spacing=5, separation=True)
return c
def cdsem_all(
widths: Tuple[float, ...] = (0.4, 0.45, 0.5, 0.6, 0.8, 1.0),
dense_lines_width: Optional[float] = 0.3,
dense_lines_width_difference: float = 20e-3,
dense_lines_gap: float = 0.3,
dense_lines_labels: Tuple[str, ...] = ("DL", "DM", "DH"),
straight: ComponentFactory = straight_function,
bend90: Optional[ComponentFactory] = bend_circular,
cross_section: CrossSectionFactory = strip,
text: ComponentFactory = text_rectangular_mini,
) -> Component:
"""column with all optical PCMs
Args:
widths: for straight lines
"""
c = Component()
_c1 = cdsem_straight(
widths=widths,
cross_section=cross_section,
)
all_devices = [_c1]
if bend90:
all_devices += [
cdsem_bend180(
width=width,
straight=straight,
bend90=bend90,
cross_section=cross_section,
text=text,
) for width in widths
]
if dense_lines_width:
density_params = [
(
dense_lines_width - dense_lines_width_difference,
dense_lines_gap - dense_lines_width_difference,
dense_lines_labels[0],
),
(dense_lines_width, dense_lines_gap, dense_lines_labels[1]),
(
dense_lines_width + dense_lines_width_difference,
dense_lines_gap + dense_lines_width_difference,
dense_lines_labels[2],
),
]
all_devices += [
cdsem_straight_density(
widths=[w] * 10,
gaps=[g] * 10,
label=lbl,
cross_section=cross_section,
text=text,
) for w, g, lbl in density_params
]
[c.add_ref(d) for d in all_devices]
c.align(elements="all", alignment="xmin")
c.distribute(elements="all", direction="y", spacing=5, separation=True)
return c