"""CD SEM structures."""
from __future__ import annotations
from functools import partial
from gdsfactory.cell import cell
from gdsfactory.component import Component
from gdsfactory.components.cdsem_bend180 import cdsem_bend180
from gdsfactory.components.cdsem_straight import cdsem_straight
from gdsfactory.components.cdsem_straight_density import cdsem_straight_density
from gdsfactory.components.text_rectangular import text_rectangular
from gdsfactory.typings import ComponentFactory, ComponentSpec, CrossSectionSpec
text_rectangular_mini = partial(text_rectangular, size=1)
[docs]
@cell
def cdsem_all(
widths: tuple[float, ...] = (0.4, 0.45, 0.5, 0.6, 0.8, 1.0),
dense_lines_width: float | None = 0.3,
dense_lines_width_difference: float = 20e-3,
dense_lines_gap: float = 0.3,
dense_lines_labels: tuple[str, ...] = ("DL", "DM", "DH"),
straight: ComponentSpec = "straight",
bend90: ComponentSpec | None = "bend_circular",
cross_section: CrossSectionSpec = "xs_sc",
text: ComponentFactory = text_rectangular_mini,
) -> Component:
"""Column with all optical PCMs.
Args:
widths: for straight lines.
dense_lines_width: in um.
dense_lines_width_difference: in um.
dense_lines_gap: in um.
dense_lines_labels: strings.
straight: spec.
bend90: spec.
cross_section: spec.
text: spec.
"""
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
if __name__ == "__main__":
c = cdsem_all()
c.show(show_ports=True)
