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Post subject: Genesis Plus GX 1.7.0  PostPosted: Jul 04, 2012 - 05:12 PM
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Genesis Plus GX ist ein Port des Sega Mega Drive / Genesis und Master System Emulators Genesis Plus für Nintendo Wii und Gamecube.

Genesis Plus GX is a port of the Sega Mega Drive / Genesis and Master System emulator Genesis Plus for the Nintendo Wii and the Gamecube.

Genesis Plus GX 1.7.0 (01/07/2012) (Eke-Eke)

* added Mega CD / Sega CD hardware emulation (incl. Sub 68K, CDD, CDC, PCM, GFX rotation/scaling, etc)
* added .ISO & .BIN CD image file support
* added 512K backup cartridge RAM support
* added savestate support for CD games

* to play CD games, original BIOS ROM files are required in /genplus/bios/ directory: unzip & rename them to bios_CD_U.bin, bios_CD_E.bin, bios_CD_J.bin
* CD audio tracks (CD-DA) are not supported (yet)

* modified 68k core for Mega CD / Sega CD support
* optimized 68k core using prebuild const tables

* improved DMA accuracy
* improved accuracy of nametables register & VSRAM writes during HBLANK: fixes "The Adventures of Batman & Robin" (graphical issues during 2nd Boss fight).
* added support for 8-bit VRAM writes with undocumented code value (verified on real hardware by Nemesis)

* improved synchronization between SN76489 & YM2162 cores.
* improved accuracy of SN76489 core timings.

* added support for some recently dumped unlicensed games.
* improved emulation of 32k bankswitch hardware used by a few unlicensed games.
* fixed behavior of Z80 banked reads from 68k RAM (verified on real hardware).
* fixed support for 128K Pro Action Replay ROM.

* added support for all recent korean ROM dumps by SMS Power.
* added emulation of korean multi-game mapper (4-Pak All Action)
* added pseudo-random RAM pattern initialization on Mark-III and Japanese Master System (fixes "Alibaba and 40 Thieves" & "Block Hole")
* added port $3E emulation & internal BOOTROM support (Master System & Game Gear only).

* added an option to set VDP mode (PAL/NTSC) independently from console region.
* added an option to select original system master clock frequency (PAL/NTSC/AUTO), emulation will run at selected frequency when VSYNC is disabled.
* fixed 68k context loading/saving (Sol Deace).
* fixed C89 incompatibilities for better portability.
* removed use of "long int" type for portability on 64-bit platforms.
* moved savestate zlib compression out of emulation core (for ports that don´t use it).
* various optimizations.

* removed ROM load device selection from Load Menu: default ROM device must now be configured in menu settings.
* added specific load buttons, browsers & saved paths for each systems, this also fixes slowdowns caused by screenshot loading when browsing from slow devices.
* added support for left/right buttons as page up/down keys in ROM browsers
* added right analog stick as default "return to menu" key for Gamecube controllers
* added alternate remappable menu key combo for Gamecube controllers
* added an option to disable VSYNC (emulator is synced with audio hardware instead of video).
* added an option to boot system from "BIOS", with or without cartridge.
* added Master System & Game Gear "BIOS" support (files should be named bios_U.sms, bios_J.sms, bios_E.sms & bios.gg and copied to /genplus/bios directory).
* replaced "Hard Reset" button by a Soft Reset for systems having a Reset button (Mega Drive / Genesis & Master System)
* State & SRAM files are now only compressed when saving to Gamecube Memory Cards
* various fixes & cleanup.
* compiled with devkitPPC r26 & libogc 1.8.11.

* improved progressive mode support when component cable is detected (hold B during startup to switch menu video mode configuration)

Related links:
[ Mega Drive / Genesis Emus ][ Mega Drive / Genesis Infos ]

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