187 commits

Author	SHA1	Message	Date
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
kub	e721f80136	vdp, fix for gfx save/load menu bg	2020-09-21 21:02:51 +02:00
hiroshica	a2f24bfa7b	adding ym2413 ... squashed commits: YM2413追加中 一通り実装したけどポートへの書き込み方が不明でまだ音が出ない 細かい修正（未テスト） resetで初期化されるのをなんとかしたい sound 初期化と終了を追加してみた SN76496を参考にYM2413のアップデート方法を変更してみた stereoフラグをアップデートサイズに変更 処理順番を整理したら音が出た stateセーブに対応してみた addition: Support for the Japanese Mark-III extended FM sound source unit	2020-07-28 22:04:32 +02:00
kub	7980d47767	sms mode 4, fix 8 bit renderer code	2020-07-25 23:58:57 +02:00
twinaphex	1bee714816	Fix more conflicting types for prototypes	2020-07-14 00:21:33 +02:00
twinaphex	182b8d01f9	Make sure function prototype signatures match, and put typedefs into ... separate header file	2020-07-13 09:51:09 +02:00
kub	93c08696d7	libretro, build fixes	2020-07-10 23:40:35 +02:00
kub	03d5f5105c	libretro, build fixes	2020-07-10 17:53:32 +02:00
kub	55c3c2b02f	core, fix type issues by using stdint types	2020-07-10 09:09:52 +02:00
kub	70aecd15b0	audio: SN76496 fixes	2020-04-24 19:08:49 +02:00
kub	09b96f9940	audio: improve cycle accuracy of SN76496+YM2612	2020-04-22 21:49:48 +02:00
kub	2eb213314a	sh2, optimizations to innermost run loop	2020-04-22 21:49:02 +02:00
kub	74cc7aebf6	sh2 timer optimization	2020-04-13 22:20:13 +02:00
kub	bd73e6eec0	vdp rendering, fix for CD (sprites from WORD RAM)	2020-03-27 19:22:19 +01:00
kub	c55a44a88c	vdp fifo speed optimization	2020-03-14 19:52:27 +01:00
kub	787a0af9dc	vdp fifo, another revision	2020-02-23 11:33:02 +01:00
kub	25be5c52b0	vdp sprite handling improvement (SAT cache)	2020-02-16 14:10:14 +01:00
kub	daf29df963	vdp fifo, tentative fix for broken save/load	2020-02-16 14:08:48 +01:00
kub	17bd69adc6	revised VDP fifo implementation	2020-02-07 22:14:34 +01:00
kub	1259ac4f60	VDP timing improvements	2020-01-26 20:46:21 +01:00
kub	5f0d224e18	sprite rendering improvements for masking and limit edge cases	2020-01-26 20:40:07 +01:00
kub	7aab476859	audio fixes for overdrive demo	2020-01-26 20:12:18 +01:00
kub	43e1401008	emulator timing fixes, VDP DMA fixes, improved DAC audio	2020-01-14 23:00:44 +01:00
kub	8ac9ab7fcb	audio: added SSG-EG to YM2612, plus some timing changes for SN76496+YM2612	2020-01-08 00:49:13 +01:00
kub	52055c13b2	sh2 drc: reorganised block mgmt code, plus some small scale optimisations	2019-10-17 21:54:37 +02:00
kub	fe344bd3d8	cleanup and microoptimizations in SH2 hw handling	2019-08-31 17:37:18 +02:00
kub	346153e08e	32x DMA memory copy performance optimisation	2019-07-30 16:34:40 +02:00
kub	e43998086c	polling detection: communication poll fifo to avoid comm data loss	2019-07-30 16:34:40 +02:00
kub	adf39a13f9	sh2 drc, register cache optimisations	2019-07-30 16:34:40 +02:00