1666 Commits

Author	SHA1	Message	Date
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	989fb32fba	Fix clocking, do a linear attack phase.	2025-11-11 20:53:54 -05:00
Thomas Harte	735afcfabb	Adopt painful pulse test, temporarily (?).	2025-11-11 18:26:00 -05:00
Thomas Harte	37152a1fad	Start testing; I'm now unsure about pulses.	2025-11-11 17:54:31 -05:00
Thomas Harte	d23dbb96c2	Support system volume, avoid clipping.	2025-11-11 14:40:04 -05:00
Thomas Harte	4586e4b4c1	Apply envelope.	2025-11-11 14:26:53 -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	29235f1276	Adjust noise clocking, make it reactive to the test bit.	2025-11-11 09:16:43 -05:00
Thomas Harte	8c74e2a323	Implement LFSR.	2025-11-10 22:44:00 -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
Thomas Harte	b00be303aa	Remove dead state.	2025-11-07 13:08:12 -05:00
Thomas Harte	7658edca62	Remove unused enum.	2025-11-07 10:49:26 -05:00
Thomas Harte	056028e07b	Put bit restriction on register pointer.	2025-11-07 10:43:14 -05:00
Thomas Harte	7e43b40415	Merge pull request #1617 from TomHarte/NoWarnings ... Resolve x86-related build warnings plus various whitespace deficiencies.	2025-10-29 12:16:53 -04:00
Thomas Harte	c5dc65fc61	Resolve various whitespace errors.	2025-10-29 11:50:56 -04:00
Thomas Harte	45d0f101a7	Switch the BBC Micro to 6502Mk2.	2025-10-26 21:04:59 -04:00
Thomas Harte	2eb94f1b66	Return 0 for write-only and nonexistent registers.	2025-10-20 13:26:22 -04:00
Thomas Harte	8c7f2491d7	Eliminate CompileTimeCounter.	2025-10-19 19:36:36 -04:00
Thomas Harte	287ff99bbc	Use Numeric::Counter.	2025-10-17 15:06:05 -04:00
Thomas Harte	0bbfcedabb	Alphabetise includes.	2025-10-17 15:05:52 -04:00
Thomas Harte	812e1e637d	Eliminate magic constant.	2025-10-17 11:22:02 -04:00
Thomas Harte	f20fd38940	Introduce a compile-time counter; use it for 1770 sequencing.	2025-10-17 11:19:21 -04:00
Thomas Harte	06629def62	Restore some fixed areas, work on API.	2025-10-14 22:51:36 -04:00
Thomas Harte	6ad41326b0	Remove errant space.	2025-10-13 23:13:45 -04:00
Thomas Harte	2bbca3c169	Slightly beef up 8272 logging.	2025-10-13 23:09:10 -04:00
Thomas Harte	d3ee778265	Eliminate common black border -> blank mapping. ... Will move this inside the CRT.	2025-10-07 22:10:14 -04:00
Thomas Harte	05042b1859	Remove unnecessary log.	2025-10-03 16:42:04 -04:00
Thomas Harte	b076450b73	Ensure 1770 doesn't get stuck when writing.	2025-10-03 16:39:27 -04:00
Thomas Harte	242b180862	Expose PB7 timer regardless.	2025-10-02 22:40:36 -04:00
Thomas Harte	e5e0cbfc53	Make centre row the thick one.	2025-10-02 20:35:53 -04:00
Thomas Harte	a8325b6bce	Add BBC joysticks.	2025-10-02 17:10:27 -04:00
Thomas Harte	02a10ef651	Fall in line with nonsense.	2025-10-02 15:11:01 -04:00
Thomas Harte	e3ca44f3ca	Reseparate pixels.	2025-10-02 13:24:00 -04:00
Thomas Harte	a9abc0dd5f	Document a little further.	2025-10-02 09:30:33 -04:00
Thomas Harte	cbcc7c718e	SAA: smooth output just in time.	2025-10-02 09:20:58 -04:00
Thomas Harte	4377c79068	Switch blink rates.	2025-10-02 09:10:12 -04:00
Thomas Harte	514993bc2e	Pull out cursor mask as a separate concern.	2025-10-02 07:56:07 -04:00