Source code for qiskit_metal.qlibrary.terminations.open_to_ground

# -*- coding: utf-8 -*-

# This code is part of Qiskit.
# (C) Copyright IBM 2017, 2021.
# This code is licensed under the Apache License, Version 2.0. You may
# obtain a copy of this license in the LICENSE.txt file in the root directory
# of this source tree or at
# Any modifications or derivative works of this code must retain this
# copyright notice, and modified files need to carry a notice indicating
# that they have been altered from the originals.

from qiskit_metal import draw, Dict
from qiskit_metal.qlibrary.core import QComponent

[docs] class OpenToGround(QComponent): """A sample_shapes open to ground termination. Functions as a pin for auto drawing. Inherits `QComponent` class. .. image:: OpenToGround.png .. meta:: Open to Ground Default Options: * width: '10um' -- The width of the 'cpw' terminating to ground (this is merely for the purpose of generating a value to pass to the pin) * gap: '6um' -- The gap of the 'cpw' * termination_gap: '6um' -- The length of dielectric from the end of the cpw center trace to the ground. Values (unless noted) are strings with units included, (e.g., '30um') """ component_metadata = Dict(short_name='term', _qgeometry_table_poly='True') """Component metadata""" default_options = Dict(width='10um', gap='6um', termination_gap='6um') """Default connector options""" TOOLTIP = """A basic open to ground termination. """
[docs] def make(self): """Build the component.""" p = self.p # p for parsed parameters. Access to the parsed options. port_line = draw.LineString([(0, -p.width / 2), (0, p.width / 2)]) open_termination =, -(p.width / 2 +, p.termination_gap, (p.width / 2 + # Rotates and translates the connector polygons (and temporary port_line) polys = [open_termination, port_line] polys = draw.rotate(polys, p.orientation, origin=(0, 0)) polys = draw.translate(polys, p.pos_x, p.pos_y) [open_termination, port_line] = polys # Subtracts out ground plane on the layer its on self.add_qgeometry('poly', {'open_to_ground': open_termination}, subtract=True, layer=p.layer) # Generates the pins self.add_pin('open', port_line.coords, p.width)