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Version History

Version 0.6.0 (2020-12-01):

• New function sfs.fd.source.line_bandlimited() computing the sound field of a spatially bandlimited line source

• Drop support for Python 3.5

Version 0.5.0 (2019-03-18):

• Switching to separate sfs.plot2d and sfs.plot3d for plotting functions

• Move sfs.util.displacement() to sfs.fd.displacement()

• Switch to keyword only arguments

• New default driving function for sfs.fd.wfs.point_25d()

• New driving function syntax, e.g. sfs.fd.wfs.point_25d()

• Example for the sound field of a pulsating sphere

• Add time domain NFC-HOA driving functions sfs.td.nfchoa

• sfs.fd.synthesize(), sfs.td.synthesize() for soundfield superposition

• Change sfs.mono to sfs.fd and sfs.time to sfs.td

• Move source selection helpers to sfs.util

• Use sfs.default object instead of sfs.defs submodule

• Drop support for legacy Python 2.7

Version 0.4.0 (2018-03-14):

• Driving functions in time domain for a plane wave, point source, and focused source

• Image source model for a point source in a rectangular room

• sfs.util.DelayedSignal class and sfs.util.as_delayed_signal()

• Improvements to the documentation

• Start using Jupyter notebooks for examples in documentation

• Spherical Hankel function as sfs.util.spherical_hn2()

• Use scipy.special.spherical_jn, scipy.special.spherical_yn instead of scipy.special.sph_jnyn

• Generalization of the modal order argument in sfs.mono.source.point_modal()

• Rename sfs.util.normal_vector() to sfs.util.normalize_vector()

• Add parameter max_order to NFCHOA driving functions

• Add beta parameter to Kaiser tapering window

• Fix clipping problem of sound field plots with matplotlib 2.1

• Fix elevation in sfs.util.cart2sph()

• Fix sfs.tapering.tukey() for alpha=1

Version 0.3.1 (2016-04-08):

• Fixed metadata of release

Version 0.3.0 (2016-04-08):

• Dirichlet Green’s function for the scattering of a line source at an edge

• Driving functions for the synthesis of various virtual source types with edge-shaped arrays by the equivalent scattering appoach

• Driving functions for the synthesis of focused sources by WFS

Version 0.2.0 (2015-12-11):

• Ability to calculate and plot particle velocity and displacement fields

• Several function name and parameter name changes

Version 0.1.1 (2015-10-08):

• Fix missing sfs.mono subpackage in PyPI packages

Version 0.1.0 (2015-09-22):

Initial release.