Source code for gdsfactory.components.array_with_via

from __future__ import annotations

import warnings
from functools import partial

import numpy as np

import gdsfactory as gf
from gdsfactory.cell import cell
from gdsfactory.component import Component
from gdsfactory.components.array_component import array
from gdsfactory.components.pad import pad
from gdsfactory.components.straight import straight
from gdsfactory.components.via_stack import via_stack as via_stack_factory
from gdsfactory.cross_section import metal2
from gdsfactory.typings import ComponentSpec, CrossSectionSpec, Float2


[docs] @cell def array_with_via( component: ComponentSpec = pad, columns: int = 3, spacing: float = 150.0, via_spacing: float = 10.0, straight_length: float = 60.0, cross_section: CrossSectionSpec | None = metal2, via_stack: ComponentSpec = via_stack_factory, via_stack_dy: float = 0, port_orientation: float = 180, port_offset: Float2 | None = None, **kwargs, ) -> Component: """Returns an array of vias in X axis with fanout waveguides facing west. Args: component: to replicate in the array. columns: number of components. spacing: for the array in um. via_spacing: for fanout in um. straight_length: length of the straight at the end in um. waveguide: waveguide definition. cross_section: spec. via_stack: spec. via_stack_dy: via_stack offset in um. port_orientation: 180: facing west. port_offset: Optional port movement in um. kwargs: cross_section settings. """ warnings.warn("array_with_fanout is deprecated. Use gf.c.array instead") c = Component() component = gf.get_component(component) via_stack = gf.get_component(via_stack) for col in range(columns): ref = component.ref() ref.x = col * spacing c.add(ref) if port_orientation == 180: xlength = col * spacing + straight_length elif port_orientation == 0: xlength = columns * spacing - (col * spacing) + straight_length elif port_orientation == 270: xlength = col * via_spacing + straight_length elif port_orientation == 90: xlength = columns * via_spacing - (col * via_spacing) + straight_length else: raise ValueError( f"Invalid port_orientation = {port_orientation}", "180: west, 0: east, 90: north, 270: south", ) via_stack_ref = c << via_stack via_stack_ref.x = col * spacing via_stack_ref.y = col * via_spacing + via_stack_dy if cross_section: port_name = f"e{col}" straightx_ref = c << straight( length=xlength, cross_section=cross_section, **kwargs ) straightx_ref.connect( "e2", via_stack_ref.get_ports_list(orientation=port_orientation)[0], allow_layer_mismatch=True, ) c.add_port(port_name, port=straightx_ref.ports["e1"]) if port_offset: c.ports[port_name].move(np.array(port_offset) * col) return c
[docs] @cell def array_with_via_2d( spacing: Float2 = (150.0, 150.0), columns: int = 3, rows: int = 2, **kwargs, ) -> Component: """Returns 2D array with fanout waveguides facing west. Args: spacing: 2D spacing x,y in um. columns: number of columns. rows: number of rows. Keyword Args: component: to replicate columns: number of components spacing: float via_spacing: for fanout straight_length: length of the straight at the end via_stack_port_name: """ row = array_with_via(columns=columns, spacing=spacing[0], **kwargs) return array(component=row, rows=rows, columns=1, spacing=(0, spacing[1]))
if __name__ == "__main__": from gdsfactory.generic_tech import get_generic_pdk PDK = get_generic_pdk() PDK.activate() via_stack_big = partial(via_stack_factory, size=(30, 20)) # c = array_with_via(columns=3, width=10, via_spacing=20, port_orientation=90) c = array_with_via_2d( columns=2, rows=3, via_spacing=27.3, spacing=(150, 218), port_orientation=270, straight_length=0, via_stack=via_stack_big, via_stack_dy=-50 + 10, port_offset=(0, 10), ) # c.auto_rename_ports() c.show(show_ports=True)