v1.2.1

• Allow explicit definition of datatype by passing a tuple (layer, datatype) as layer
• Allow setting the width of LineStrings
• Angle of sub-cells considered in DLW-data and boundaries
• Fix GDSII-export: allow negative angles, correct rounding of spacing
• Allow specifying clearance features and exlusion features for convert_to_positive_resist

v1.2.0

• Added meep integration
• GDSII-export: Added support for LineStrings

v1.1.4

• Waveguide: added add_left_bend and add_right_bend to make code easier readable
• added alphanumeric_to_id as an inverse of id_to_alphanumeric
• allow to limit the numbers of workers for parallel export
• fixed oasis export

v1.1.3

• Grating coupler: make_traditional_coupler now allows to apodize the period of the grating
• Port: added with_width function to generate a copy of the Port with a certain width
• Increased precision in add_straight_segment by evaluating derivative
• Added add_route_straight_to_port to Waveguide
• Fixed evaluation of width-parameter in add_parametrized_path
• Stopped testing with Python 3.5, as it reached it's end-of-life and added a warning
• Deprecated gdsCAD, as it isn't compatible with Python 3
• Fixed cell.show

v1.1.2

• Added scale-parameter to save_image
• fixed .dxf-export in Cell
• Waveguide.add_parameterized_path now also supports an array as path_derivative
• fixed add_dlw_marker, origin can now also be a list

v1.1.1

• Removed __future__ imports and (object) in class definitions for Python 2
• create_holes_for_under_etching now allows ovals and rectangles
• add_route_single_circle_to_port now tapers the waveguide to match the width of the port
• Bugfixes

v1.1.0

• Added support for slot waveguides and coplanar waveguides
• Direct GDSII-export is now the standard GDSII-writer
• Added function for generating vortex traps
• Improved shape generation performance of waveguide
• Strip to slot mode converter added
• Bugfixes

v1.0.4

• Added part for GDSII-import
• Added direct GDSII-export
• Added DXF-export
• bugfixes

v1.0.3

• Structures in Cell are now converted individually for pattern export
• annotate_write_fields now works with Cells instead of gdscad.Cells
• fixed some bugs

v1.0.2

• Dependencies are now installed automatically