New Version Of The Genesis Emulator Genesis Plus/SDL
November 22, 2009 by Hawq
More Genesis emulation now with this Genesis Plus for Windows which has this news:
- modified SN76489 cut-off frequency
- added an option to boost SN76489 Noise Channel
- removed outdated Gens YM2612 core
- improved YM2612 core general accuracy (SSG-EG, CSM mode,…) (based upon Nemesis recent tests on real MD)
- improved YM2612 LFO emulation (fixes “Spider-Man & Venom : Separation Anxiety” intro music)
- fixed YM2612 context saving/loading.
- added 3-Band EQ for fully configurable sound filtering (credits to Neil C / Etanza Systems)
- removed libsamplerate support, implemented faster/better FIR resampler (thanks to Blargg and AamirM)
- improved VDP sprite masking emulation: fixes 3D level in Mickey Mania (thanks to Nemesis for his sprite test program)
- fixed 2-Cell vertical scrolling when column 0 is shifted.
- added support for 2-Cell vertical scrolling in Interlaced 2 mode.
- fixed lightgun autodetection: fixes cursor position in Lethal Enforcers II
- improved DIVU/DVIS (thanks to Jorge Cwik) & MULU/MULS 68000 instructions timing accuracy
- updated Z80 core to last version (fixes interrupt Mode 0 timing and some BIT instructions)
- fixed Backup Memory support in some games using serial EEPROM
- added Game Genie hardware emulation (Game Genie ROM is now fully supported, see README for more details)
- added Action Replay hardware emulation (Action replay ROM is now fully supported, see README for more details)
- various code cleanup & core optimizations
YM2612 bugfixes (MAME core):
- .fixed EG Decay->Substain transition when SL & DR are minimals: fix tracks #3 and #9 in “Mega Turrican”
- .fixed a bug in SSG-EG emulation code: fix Level 1 music in “Alisia Dragoon”
- .modified SSG-EG Decay End Level: fix some sound effects (ChainSaw, Zap…) in “Beavis & Butthead”
- .improved Detune overflow accuracy: fix very high frequency sounds in many games
- .fixed registers 0×20-0×26 Reset state: fix intro music in “B.O.B”
- .reverted incorrect fix with KEY ON: fix “Flamethrower” sound effect in “Alien 3″ and many others
- adjusted HCounter values: fixes line flickering in “Sonic 3D” bonus stage
- adjusted VINT timing: fixes hang-up in “V.R Troopers”
- improved HBLANK flag accuracy: fixes line flickering in “Gouketsuji Ichizoku”
- fixed broken Z80 access to WRAM: fixes hang-up in “Mamono Hunter Youko”
- modified JCART emulation: fixes corrupted tracks logo in “Micro Machines 2″
- added Blargg’s NTSC Filters support (NTSC video artifacts emulation)
- optimized VDP rendering core, rewrote 68k interface (memory handlers, cycle execution, interrupts): greatly improved emulation speed
Download from the homepage or below.
Genesis Plus/SDL For Windows (826.1 KiB, 48 Downloads) - Version 1.3.0
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