Wed, 27 Mar 2019 22:04:54 -0700 |
Michael Pavone |
Operator results should be delayed by one sample when used as a modulator in some cases based on relative execution time and pipeline length
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Tue, 26 Mar 2019 22:34:41 -0700 |
Michael Pavone |
Zero offset should also impact output channels that a channel is panned away from
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Tue, 26 Mar 2019 22:27:23 -0700 |
Michael Pavone |
Fix a couple of minor cases of extra precision in LFO implementation
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Sun, 24 Mar 2019 19:59:41 -0700 |
Michael Pavone |
Optionally emulate the offset around zero in the imperfect DAC of a discrete YM2612
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Sun, 30 Dec 2018 18:48:08 -0800 |
Mike Pavone |
Optimize YM operator modulation
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Fri, 28 Dec 2018 12:08:43 -0800 |
Michael Pavone |
Preserve WAVE logging FILE * across YM2612 device reset
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Fri, 30 Mar 2018 00:37:08 -0700 |
Michael Pavone |
More audio refactoring in preparation for allowing proper sync to video with dynamic audio rate control
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Wed, 28 Mar 2018 23:36:08 -0700 |
Michael Pavone |
Small cleanup to audio interface between emulation code and renderer backend
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Tue, 29 Aug 2017 19:42:14 -0700 |
Michael Pavone |
Save entirety of fnum register, not just the low 8 bits
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Tue, 29 Aug 2017 00:09:35 -0700 |
Michael Pavone |
Save and restore YM2612 timer control and keyon/off state in native save states
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Sun, 06 Aug 2017 00:06:36 -0700 |
Michael Pavone |
WIP - New savestate format
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Thu, 11 May 2017 07:51:28 -0700 |
Michael Pavone |
Fix resampling code to deal with case in which output frequency is greater than the input frequency. Probably could stand to be improved, but at least it doesn't cause the emulator to deadlock
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Thu, 30 Mar 2017 23:57:30 -0700 |
Michael Pavone |
Reset YM2612 whenver the Z80 is reset. Fixes issue with stuck notes in Fantastic Dizzy and Kid Chameleon
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Mon, 27 Mar 2017 00:40:10 -0700 |
Michael Pavone |
Initial implementation of YM2612 SSG-EG mode
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Sat, 25 Mar 2017 15:41:52 -0700 |
Michael Pavone |
Basic implementation of CSM mode that should handle documented edge cases. Dodesn't handle the weird undocumented edge cases I don't have a good understanding of yet though
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Mon, 28 Nov 2016 22:45:46 -0800 |
Michael Pavone |
Clean up symbol visiblity and delete a ltitle bit of dead code
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Sun, 01 May 2016 13:36:14 -0700 |
Michael Pavone |
Made low pass filter frequency configurable
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Wed, 20 Apr 2016 09:18:58 -0700 |
Michael Pavone |
Implemented linear resampling and low pass filter for the YM2612
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Sat, 20 Feb 2016 01:11:18 -0800 |
Michael Pavone |
Fix register to operator mapping for channel 3 special mode and actually get it right this time
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Thu, 18 Feb 2016 21:28:33 -0800 |
Michael Pavone |
Remove phase increment caching. Fix LFO phase modulation calculation
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Sat, 13 Feb 2016 22:20:37 -0800 |
Michael Pavone |
Add yt debug command for printing YM-2612 timer info. Fix AMS shift values.
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Wed, 10 Feb 2016 20:05:39 -0800 |
Michael Pavone |
Change where decay to sustain transition happens to match hardware when decay rate is slow or 0
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Fri, 13 Nov 2015 22:56:59 -0800 |
Michael Pavone |
Selecting a second game from the menu now works
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Wed, 04 Nov 2015 22:48:27 -0800 |
Michael Pavone |
Load config file and rom.db from appropriate locations on Android
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Tue, 03 Nov 2015 07:41:10 -0800 |
Michael Pavone |
Remove obsolete TODO
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Mon, 02 Nov 2015 22:33:54 -0800 |
Michael Pavone |
Fix some bugs in the attack phase and sustain level in the envelope generator
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Sun, 01 Nov 2015 20:44:12 -0800 |
Michael Pavone |
Fix mapping of key on/off reg bits to operators
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Sun, 01 Nov 2015 12:55:08 -0800 |
Michael Pavone |
Wrote a buggy tool for splitting VGM files by channel
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Sat, 31 Oct 2015 21:11:40 -0700 |
Michael Pavone |
Small fix to how manual YM-2612 timer reloads work. Seems to better match a small test program and gets audio to match up in TM.EE's "I've got Italo Inside" track.
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Thu, 28 May 2015 00:11:15 -0700 |
Michael Pavone |
Fix LFO counter update speed and implement amplitude modulation
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Wed, 27 May 2015 20:53:21 -0700 |
Michael Pavone |
Add a basic YM-2612 command to the debugger. Fix negative detune values and get the correct precision for the multiplication step of phase inc calculation
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Tue, 26 May 2015 22:22:30 -0700 |
Michael Pavone |
Fix register to operator mapping for channel 3 special mode
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Tue, 16 Dec 2014 01:05:00 -0800 |
Michael Pavone |
Set the busy flag after a YM-2612 address write
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Thu, 13 Feb 2014 00:55:01 -0800 |
Mike Pavone |
Better emulation of the YM-2612 busy flag
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Wed, 12 Feb 2014 23:32:05 -0800 |
Mike Pavone |
Comment out LFO debug printf
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Wed, 12 Feb 2014 22:14:11 -0800 |
Michael Pavone |
Fix operator 1 self-feedback
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Tue, 11 Feb 2014 12:52:28 -0800 |
Michael Pavone |
Adjust PSG and YM-2612 volume to be closer to the real console
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Tue, 11 Feb 2014 12:45:43 -0800 |
Michael Pavone |
Fix overflow handling on FM channel output
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Fri, 07 Feb 2014 00:41:51 -0800 |
Michael Pavone |
Properly clamp envelope value to zero when it overflows during the attack phase. This fixes a number of instruments that sounded rather wrong as well as the missing melody line from Mushroom Hill Zone in Sonic and Knuckles
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Mon, 06 Jan 2014 22:54:05 -0800 |
Michael Pavone |
The local clone on my laptop got messed up and some changes had not been pushed. This commit represents the status of the working copy from that clone. It unfortunately contains some changes that I did not intend to commit yet, but this seems like the best option at the moment.
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Tue, 01 Oct 2013 23:51:16 -0700 |
Mike Pavone |
Implement turbo/slow motion feature that overclocks or underclocks the entire system at the push of a button
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Tue, 10 Sep 2013 23:31:08 -0700 |
Mike Pavone |
Added copyright notice to source files and added GPL license text in COPYING
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Fri, 26 Jul 2013 19:55:04 -0700 |
Mike Pavone |
Added support for saving savestates. Added gst savestate format test harness
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Sat, 20 Jul 2013 23:49:31 -0700 |
Mike Pavone |
Fix handling of key on in YM2612 core
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Sat, 29 Jun 2013 17:15:08 -0700 |
Mike Pavone |
Add support for loading GST format savestates
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Wed, 19 Jun 2013 00:25:09 -0700 |
Mike Pavone |
Initial stab at LFO phase modulation
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Sun, 16 Jun 2013 17:57:57 -0700 |
Mike Pavone |
Add support for logging YM2612 channels to WAVE files
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Sun, 16 Jun 2013 13:42:13 -0700 |
Mike Pavone |
Fix modulation condition for operator 2
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Sun, 16 Jun 2013 00:56:23 -0700 |
Mike Pavone |
Fix YM2612 timers
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Tue, 11 Jun 2013 23:36:18 -0700 |
Mike Pavone |
Fix output of algorithm 4 and make some other minor YM2612 core improvements
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Wed, 05 Jun 2013 19:26:02 -0700 |
Mike Pavone |
Fix channel mapping in key on/off register
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Tue, 04 Jun 2013 21:23:12 -0700 |
Mike Pavone |
Initial implementation of channel 3 special mode
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Tue, 04 Jun 2013 09:16:41 -0700 |
Mike Pavone |
Fix operator precedence bug with sustain level
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Mon, 03 Jun 2013 23:44:11 -0700 |
Mike Pavone |
Fix modulation shift value
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Mon, 03 Jun 2013 21:43:38 -0700 |
Mike Pavone |
Make the PSG and YM2612 use the master clock internal with an increment based on clock divider so that they stay perflectly in sync. Run both the PSG and YM2612 whenver one of them needs to be run.
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Sun, 02 Jun 2013 22:37:48 -0700 |
Mike Pavone |
Make shift value of operator output to modulation input a define
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Sun, 02 Jun 2013 22:33:27 -0700 |
Mike Pavone |
Adjust shift for feedback
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Sun, 02 Jun 2013 22:30:41 -0700 |
Mike Pavone |
Initial stab at feedback
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Sun, 02 Jun 2013 21:52:42 -0700 |
Mike Pavone |
Fix key scaling
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Sun, 02 Jun 2013 21:12:43 -0700 |
Mike Pavone |
Fix YM2612 busy flag
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