24 Commits

Author	SHA1	Message	Date
Thomas Harte	86bf019aac	Attempt further to improve filter precision.	2025-11-13 11:54:37 -05:00
Thomas Harte	d00546dd77	Add post hoc filter, attempt to juice precision.	2025-11-13 07:31:59 -05:00
Thomas Harte	cf33e17688	Attempt to use biquad filter; fix signs.	2025-11-12 23:08:35 -05:00
Thomas Harte	c5c6c5ff72	Add textbook filter construction.	2025-11-12 22:06:48 -05:00
Thomas Harte	fa0835abd8	Capture all filter parameters.	2025-11-12 17:47:49 -05:00
Thomas Harte	f232b179ed	Partition channels into filtered and unfiltered, and apply no-op biquad.	2025-11-12 17:40:14 -05:00
Thomas Harte	a4a0026cab	Reintroduce decay stage; flip pulse meaning.	2025-11-11 21:38:27 -05:00
Thomas Harte	eac7493180	Support master volume.	2025-11-11 21:04:07 -05:00
Thomas Harte	735afcfabb	Adopt painful pulse test, temporarily (?).	2025-11-11 18:26:00 -05:00
Thomas Harte	d23dbb96c2	Support system volume, avoid clipping.	2025-11-11 14:40:04 -05:00
Thomas Harte	de5cdbf18c	Make a complete attempt at ADSR.	2025-11-11 14:25:36 -05:00
Thomas Harte	8c2294fc0d	Treat sustain as a volume; start second prescaler table.	2025-11-11 12:43:48 -05:00
Thomas Harte	b0b82782ad	Build in initial prescaler.	2025-11-11 12:21:49 -05:00
Thomas Harte	b9f5802c89	Return whatever was written last if read.	2025-11-11 09:19:01 -05:00
Thomas Harte	ae2936b9c3	Correct clock rate, triangle wave.	2025-11-10 22:35:13 -05:00
Thomas Harte	0d295a6338	Don't capture a reference to parameters.	2025-11-10 22:10:28 -05:00
Thomas Harte	3ebd6c6871	Rejig oscillators, output some vague noise.	2025-11-10 21:52:10 -05:00
Thomas Harte	6e2cd0ace6	Divide state, start adding waveforms.	2025-11-10 17:27:32 -05:00
Thomas Harte	af82a0bcda	Add ADSR TODO.	2025-11-10 14:18:24 -05:00
Thomas Harte	6fe208ae77	Honour test and sync bits.	2025-11-10 14:17:54 -05:00
Thomas Harte	7dfd5ea0d0	Add phase accumulation, rename to pitch.	2025-11-10 13:27:43 -05:00
Thomas Harte	0cc5a9d74f	Move thread.	2025-11-08 23:02:54 -05:00
Thomas Harte	5e98e6502d	Attempt some basic voice details.	2025-11-08 21:54:41 -05:00
Thomas Harte	fe7a206fc5	Add an empty vessel of a SID.	2025-11-07 22:51:28 -05:00