51 Commits

Author	SHA1	Message	Date
Thomas Harte	18ffb9294f	Add full cursor automation.	2024-05-12 22:16:29 -04:00
Thomas Harte	c82517c9fd	Add mouse position getter.	2024-05-11 13:07:12 -04:00
Thomas Harte	3d61861737	Ensure switch is complete.	2024-04-30 22:26:19 -04:00
Thomas Harte	7545786436	Ensure extra line types are used.	2024-04-30 22:22:18 -04:00
Thomas Harte	72d4f638aa	Merge branch 'master' into Interlacing	2024-04-30 22:08:57 -04:00
Thomas Harte	b15ff6d442	Support interlaced video timing.	2024-04-30 22:06:08 -04:00
Thomas Harte	42aea2663c	Add automatic runtime frame-rate limiter.	2024-04-30 21:38:37 -04:00
Thomas Harte	fa7fff86eb	Eject invalid specialisation.	2024-04-28 22:20:26 -04:00
Thomas Harte	d480f9eae2	Reinstate all missing video modes.	2024-04-28 21:49:04 -04:00
Thomas Harte	4f1aef90b8	Relocate pixel collection and cursor shifting.	2024-04-26 21:29:30 -04:00
Thomas Harte	24f4538eb7	Do faulty restoration of 4bpp mode.	2024-04-25 22:50:24 -04:00
Thomas Harte	38d096cad6	Begin new state machine, losing all non-cursor pixels.	2024-04-25 22:01:38 -04:00
Thomas Harte	b82af9c471	Fix vertical timing; don't miss border colour changes.	2024-04-24 20:47:11 -04:00
Thomas Harte	0775e3ad58	This is an 8-bit value.	2024-04-19 22:35:43 -04:00
Thomas Harte	c134c7bdc2	Fix: signal is 'flyback', not sync.	2024-04-10 21:53:38 -04:00
Thomas Harte	a29f246536	Move to more natural position of ownership.	2024-04-09 22:10:07 -04:00
Thomas Harte	e2e951ad0b	Fix layout.	2024-04-09 21:49:35 -04:00
Thomas Harte	a5a653d684	Factor vsync state into IO reads.	2024-04-09 21:49:00 -04:00
Thomas Harte	6123350895	Improve state guesswork.	2024-04-09 21:24:08 -04:00
Thomas Harte	dd24f5f4f3	Don't latch video addresses until almost the last minute.	2024-04-09 20:56:10 -04:00
Thomas Harte	547dc29a60	Remove done TODOs.	2024-04-07 15:53:42 -04:00
Thomas Harte	ed7cd4b277	Fix 8bpp output, all-modes cursor.	2024-04-06 20:58:44 -04:00
Thomas Harte	cfaea7a90c	Add cursor within 4bpp pixel area.	2024-04-05 22:43:10 -04:00
Thomas Harte	b821645644	Capture cursor palette, switch horizontal field.	2024-04-05 22:01:01 -04:00
Thomas Harte	2865190499	Resolve video addressing issues.	2024-04-05 21:56:31 -04:00
Thomas Harte	002e235d90	Force RGB mode.	2024-04-04 22:02:47 -04:00
Thomas Harte	55369464ad	Add a by-eye crop. A better answer will come.	2024-04-01 22:10:05 -04:00
Thomas Harte	3b62a2fe7a	Restrict video buffer to first 512kb.	2024-04-01 21:39:10 -04:00
Thomas Harte	0866caf934	Flaws remain, but acknowledge that pixel rate is double.	2024-04-01 10:48:20 -04:00
Thomas Harte	b112987556	Do well enough at other colour depths.	2024-03-25 22:09:55 -04:00
Thomas Harte	189dd176de	Reguess state machine, fixing startup display.	2024-03-23 21:38:35 -04:00
Thomas Harte	c720f3910a	Avoid implicit sign cast.	2024-03-23 20:13:25 -04:00
Thomas Harte	58bbce1a15	Avoid display errors upon back-pressure.	2024-03-22 22:01:12 -04:00
Thomas Harte	de7b7818f4	Add 4bpp output.	2024-03-22 10:18:25 -04:00
Thomas Harte	c4e6b18294	Manage pixel buffers.	2024-03-22 10:10:13 -04:00
Thomas Harte	ae6cf69449	Move responsibility for clock division; reinstate vsync interrupt.	2024-03-22 10:01:34 -04:00
Thomas Harte	4a2dcff028	Endeavour to map colours properly.	2024-03-21 21:53:50 -04:00
Thomas Harte	aa6acec8fa	Don't hoard cycles per line value.	2024-03-21 21:47:27 -04:00
Thomas Harte	4ac4da908c	Reduce TODOs, do _something_ with border colour.	2024-03-21 21:40:11 -04:00
Thomas Harte	66e62857c4	Give ostensibly clean timing to the CRT.	2024-03-21 21:29:53 -04:00
Thomas Harte	bbc0d8b050	Count time in phase correctly.	2024-03-21 21:15:25 -04:00
Thomas Harte	0f8bc416d1	Make first, faulty step into displaying a field.	2024-03-21 21:10:55 -04:00
Thomas Harte	2ec235170e	Finish the thought on magic constants.	2024-03-21 20:45:17 -04:00
Thomas Harte	2de1a2dd0d	Install and properly clock a CRT.	2024-03-21 20:41:24 -04:00
Thomas Harte	1f49c3b113	Give sound and video somewhere to read from.	2024-03-21 20:22:20 -04:00
Thomas Harte	5c645fb3c2	Switch to a fixed output clock; retain addresses.	2024-03-21 11:51:29 -04:00
Thomas Harte	40b5227f0b	Deliver all addresses to the video outputter.	2024-03-21 11:24:47 -04:00
Thomas Harte	847dba8f07	Divide input pixel rate.	2024-03-21 11:03:28 -04:00
Thomas Harte	2d6a4d490e	Add dummy retrace interrupt.	2024-03-21 10:02:56 -04:00
Thomas Harte	389541be6d	Pipe further sound parameters; obey divider.	2024-03-20 14:43:47 -04:00