SPLayout 0.1.8

Silicon Photonics Design Tools for GDSII Files.

Silicon Photonics Design Tools for GDSII Files. It is based on gdspy(heitzmann/gdspy: Python module for creating GDSII stream files, usually CAD layouts. (github.com)) and can interact with it.

Dependency

• Python3 (3.6, 3.7, 3.8)

• gdspy

• scipy

• numpy

Installation

use pip:

pip install splayout

or download from the source and build/install with:

python setup.py install

Documentation

The documentation can be found here.

History

Version 0.0.1 (Jun 29, 2021)

• Initial release

Version 0.0.2 (Jun 30, 2021)

• Fix a fatal bug in version 0.0.1 that Selfdefinecomponent can not work with multi-components.

Version 0.0.3 (Jul 1, 2021)

• Add document.

• Fix a bug that the microring can not return the right pad point when it is rotated.

• Fix a bug horizonal -> horizontal.

• Fix a bug Point.__eq__ will return False when other==None.

Version 0.0.4 (Jul 21, 2021)

• Lift restrictions on taper length.

• Support coordinate transfer for MAKE_COMPONENT.

Version 0.0.5 (Jul 24, 2021)

• Add self.get_start_point() for AEMD_grating.

• New Class: SBend & ASBend.

• Add a constant: pi = math.pi.

Version 0.0.6 (Jul 27,2021) & Version 0.0.7 (Jul 28, 2021)

• SBend docs update.

• Variable names: angle -> radian.

• AEMD gratings can have multiple definitions in a file.

• AEMD Grating default relative position: RIGHT.

• New cell function: self.remove_components().

• If the input filename of “make_gdsii_file” is not “*.gds”, it will automatically add “.gds” to the tail.

• New class: Circle, Rectangle.

• Add port points definition for Polygon.

Version 0.1.4 & Version 0.1.5 (Sep 6, 2021)

• FDTD API added.

• Binary Bat Algorithm & Direct Binary Search Algorithm for inverse design.

Version 0.1.6 (Sep 17, 2021)

• README.rst for pypi ducumentation.

• Support numpy array for Polygon definition.

• Annotation for DBS run.

• Support cell flatten.

• Fix a bug: initial_solution in DirectBianrySearchAlgorithm can not be properly defined.

Version 0.1.8 (Sep 25, 2021)

• Able to derive phase information from monitor.

• Able to create rectangle&circle pixels with fdtd functions.