215 commits

Author	SHA1	Message	Date
kub	178a9b683c	mcd, fixes and improvements by mcd-verificator	2023-05-19 14:12:35 +00:00
kub	c36dbc1dcd	mcd, fix Word-RAM in 2M mode	2023-05-11 22:39:28 +00:00
kub	8eeb342641	mcd, some cleanup, fix Word-RAM in 2M mode	2023-05-10 22:20:06 +00:00
kub	f9ed944604	core vdp, avoid rendering if no changes to RAMs/registers ... mainly benefits 32X in faster/fastest rendering mode, 0-5% saved	2023-04-27 22:18:55 +02:00
kub	0c9c8e4796	core vdp, some cleanup	2023-04-27 21:19:56 +02:00
kub	134092feb7	md, implement z80 cycle stealing when accessing 68k bus ... this fixes sound issues in Overdrive 2	2023-04-05 20:02:47 +02:00
kub	d515a352b3	core vdp, fix sprite rendering issues with Overdrive 1/2	2023-04-05 20:00:37 +02:00
kub	ac89144969	md vdp, fix sprite parsing (done on previous line)	2023-03-26 10:33:29 +00:00
kub	0aa63fce12	core, revisit Sega 8 bit hardware handling	2023-02-22 23:22:45 +00:00
kub	cab84f29e5	core, preparations for sc-3000 support	2023-02-18 20:57:16 +00:00
kub	fe8f2d963e	32x, hacks for roms with caching related problems	2022-12-20 21:32:24 +00:00
kub	043ccbf45f	fix some gcc warnings	2022-10-16 20:17:39 +00:00
kub	7c6f79147b	sms, add xor 4x8k mapper	2022-09-14 19:33:02 +00:00
kub	2ec448a8ce	sound, fix ym2413 fm sound load/save	2022-05-11 00:18:47 +02:00
kub	e2e2b6ad1b	sound, prepare FM filtering	2022-03-31 19:51:15 +02:00
kub	882f697ad4	sound, add native rate mode, change resampling	2022-03-31 19:51:03 +02:00
kub	df6c895c5c	sms, add sg-1000 support	2022-02-28 21:45:50 +00:00
kub	3611781e65	sms, autodetection for sg-1000 ram extension	2022-02-27 09:57:50 +00:00
kub	171fb8cc14	sms, mapper for taiwanese sg-1000 ram extension	2022-02-26 21:52:43 +00:00
kub	4496577e40	core gfx, fix sprite problem in savestate load screen	2022-02-08 22:05:00 +00:00
kub	f7741cac91	sound, fix mcd cdda (mono, resampling), type cleanup, remove minimp3	2022-02-08 20:49:43 +00:00
kub	e45908d734	vdp, improve save state handling (bg dma)	2022-01-06 22:37:28 +01:00
kub	02e2ce3316	sms, fix pause button (cz80 nmi)	2021-11-12 18:35:55 +01:00
kub	1ce2b0923c	sms vdp, separate SAT parsing	2021-11-06 21:00:55 +01:00
kub	7eeb85beb6	sms, improve cycle counting, fix vcounter for 224/240 lines	2021-10-29 22:09:15 +02:00
kub	f9ea940fb5	sms, improved mapper support (more, menu option)	2021-10-28 21:52:44 +02:00
kub	1cdc3f8416	sms, some cleanup	2021-10-26 23:35:42 +02:00
kub	3039d6d852	sms, improve save/load + gg compatibility	2021-10-23 13:35:29 +02:00
kub	466fa07953	sms, basic gamegear support	2021-10-14 23:08:17 +02:00
kub	0df7401c02	sms vdp, add zoomed sprites, column vscroll blocking, mode 2 graphics	2021-10-08 20:24:33 +02:00
kub	032c76a3a2	sms, memory mapping improvements	2021-10-08 19:34:15 +02:00
kub	86d6fb9a2f	sound, increase resolution for calculating psg sound	2021-10-02 09:34:13 +02:00
kub	d5d1778252	sdl, complete overhaul of hardware/software scaling	2021-09-10 18:54:05 +02:00
kub	bd07808352	32x, improve poll detection	2021-06-28 22:58:04 +02:00
kub	1886ac5f30	VDP DMA/CPU access timing improvements	2021-05-27 21:30:45 +02:00
kub	5e04c2f37f	68k, synchronize timing in fame and musashi (for debugging)	2021-05-25 15:02:42 +02:00
kub	5402223466	mcd, improve polling detection	2021-05-14 23:00:04 +02:00
kub	eb36d9c7e6	mcd, fix timing for irq while polling detected	2021-05-06 21:22:31 +02:00
kub	91ea9406e2	improvements for type issues	2021-04-22 23:31:36 +02:00
kub	583c4840cf	vdp rendering, fix crash for sprites with negative x/y (overlooked commit)	2021-03-05 00:38:41 +01:00
kub	57c5a5e505	add big endian platform support	2021-02-22 22:27:51 +01:00
kub	4cc0fcaf15	fixes and improvements for type issues, part 3	2021-02-06 01:14:07 +01:00
kub	959ea39b23	vdp renderer, partial sync 8bit fast ARM asm with C code	2021-01-21 19:09:17 +01:00
kub	f55fb31463	vdp renderer, improvements for 8bit fast ... improved 240 lines support, add setting buffer width, structural improvements	2021-01-20 20:55:12 +01:00
kub	f821bb7011	core, structural cleanup, fixes and improvements for type issues #2	2021-01-01 12:44:02 +01:00
kub	15eed40550	core, fixes and improvements for type issues	2020-12-29 11:27:11 +01:00
kub	85894ad406	cz80, improve cycle accounting	2020-12-14 21:06:24 +01:00
kub	1613ec6c30	vdp, kludge for z80 access	2020-12-12 17:27:30 +01:00
kub	207e5ba0ee	vdp, add handling of external buffers for fast renderer	2020-12-12 14:36:54 +01:00
kub	3618d636d2	vdp rendering, fix SAT caching for high addresses >64KB	2020-10-07 20:12:23 +02:00