PyAT 0.4.0

Main modifications

This releases introduces:

• Time-dependent multipole strengths (sine wave, white noise, user-defined)
• Updated values of the physical constants
• Compatibility with python 3.11
• 3d element rotations (tilt, pitch, yaw)
• Plot of the Σ beam matrix
• Multibunch Wakefield
• Multibunch beamloading
• Beam monitor element (statistics on the particle distribution)
• Extend the definition of refpts to string patterns, regular expressions, None, All, End special values
• Improved documentation and examples

Bug fixes

• quantpass bugfixes by @swhite2401 in #504
• Take "QuantPass" into account when checking 6D motion by @lfarv in #507
• Failure of GitHub action for Matlab compilation error by @lfarv in #535
• at.sigma_matrix bug fix by @lfarv in #536
• Fix bug in convolve_wakefun by @lcarver in #550
• Bug fix on atrotatelattice by @lfarv in #569
• Fix circular imports by @lfarv in #570
• BugFix: refpts=None in get_lifetime by @swhite2401 in #580
• Fix bug in memory allocation of wake method by @lcarver in #579
• Correct return type of wakefunc_long_resonator by @lfarv in #591
• Fix compilation with OPENMP=1 by @lfarv in #607
• atreduce: check entrance and exit angles in bends by @lfarv in #604
• Fix the dtype of geometry data by @lfarv in #612
• Matching fixes by @swhite2401 in #615

New features

• Multibunch wakefieldpass by @swhite2401 in #493
• Introduce an RF frequency shift input to specify off-momentum computation by @lfarv in #505
• Variable multipole by @swhite2401 in #510
• Improve patpass by @lfarv in #515
• Upgrade scipy requirement to 1.4.0 by @lfarv in #520
• Python 3.11 by @lfarv in #523
• Element rotations by @swhite2401 in #519
• Multibunch Beamloading by @swhite2401 in #516
• Beam monitor by @swhite2401 in #521
• Update the python version spec by @lfarv in #526
• random generators compatibility with parallel processing by @lfarv in #513
• Unfold beam by @swhite2401 in #524
• Update at.beam by @lfarv in #531
• Use the ct coordinate in the variable multipole pass method by @carmignani in #532
• Update quantum diffusion pass methods by @lfarv in #534
• at.beam improvement by @lfarv in #537
• Collective unit tests by @swhite2401 in #539
• New plot_sigma() plotting function by @lfarv in #541
• Stub files for C extensions by @lfarv in #542
• relax chromaticity test for numpy 1.24 by @lfarv in #545
• Improvement of the "refpts" argument by @lfarv in #547
• Momentum offset for 6d orbit by @swhite2401 in #540
• do not split elements with IdTablePass method by @oscarxblanco in #563
• Frequency Analysis by @oscarxblanco in #556
• IdTablePass by @oscarxblanco in #558
• Axis definitions by @lfarv in #566
• Develop lattice by @lfarv in #565
• Improve the import order by @lfarv in #576
• zero length elements in lifetime calculation by @swhite2401 in #577
• Lattice operators by @swhite2401 in #573
• ringparam always returns an emittance by @swhite2401 in #583
• Acceptance shift zero + docs by @swhite2401 in #588
• Restore the standard behaviour of reversed(Lattice) by @lfarv in #589
• Energy loss relative tolerance by @swhite2401 in #596
• Relaxed passmethod coherence tests when loading files by @lfarv in #600
• Documentation for Collective Effects by @lcarver in #599
• regex option by @swhite2401 in #601
• Documentation of plot_beta by @lfarv in #617
• Harmonic analysis by @swhite2401 in #613

Incompatibilities

• None expected

New Contributors

• @oscarxblanco made their first contribution in #563
• @pcsch made their first contribution in #587

Full Changelog: pyat-0.3.0...pyat-0.4.0