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r188540 Friday 8th July, 2022 at 13:44:18 UTC by Aaron Giles
Update ymfm library to latest version (a78b567): [Aaron Giles, hyano] (#10052)

- Fix incorrect operator volumes in some cases for OPL (MT8108)
- Fix PCM playback to cut off previous notes when new waveforms are selected (see dragnblz)
- Fix reversed OPM noise frequency
- Fix bug preventing CSM key ons from being noticed
- Fix bug where SSG EG envelope could be left in inverted state
- Fix SSG envelope handling when tone and noise are off
- Increase strength of DAC discontinuity in YM2612
- Improve latching logic for fnums in OPN
- Increase envelope suppression threshold so some effects don't get prematurely muted
- Improve ADPCM-B behavior at stop/limit addresses (more thorough rewrite here coming later)
[/branches/barcrest/3rdparty/ymfm/src]ymfm.h ymfm_adpcm.cpp ymfm_adpcm.h ymfm_fm.h ymfm_fm.ipp ymfm_opl.cpp ymfm_opm.cpp ymfm_opm.h ymfm_opn.cpp ymfm_opn.h ymfm_pcm.cpp ymfm_pcm.h ymfm_ssg.cpp ymfm_ssg.h


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