[新聞] Genesis Plus SDL v1.4.1

看板Emulator (模擬器)作者kooss (TATSUNOSUKE YATSUFUSA)時間15年前 (2010/12/05 13:43)推噓0(0推 0噓 0→)

留言0則, 0人參與討論串1/1

A very basic Win32 port, using SDL (with sound & keyboard support), based on the current GX core (FOR TESTING PURPOSE ONLY) http://code.google.com/p/genplus-gx/ Changelog: [Core/Sound] --------------- * implemented Blargg's blip buffer in SN76489 core (all channels are now lineary interpolated) [Core/VDP] --------------- * improved 2-cell vscroll emulation accuracy, as verified on real hardware (Gynoug, Cutie Suzuki no Ringside Angel, Formula One, Kawasaki Superbike Challenge) * improved VBLANK flag accuracy, as observed on real hardware. * improved DMA operations accuracy, writes are now performed on a scanline basis: fixes Gaiares (flickering title screen). * improved DMA Fill timing accuracy. * fixed DMA with bad code values: fixes Williams Arcade Classics (corrupted gfx after soft reset). * fixed horizontal resolution changes during HBLANK: fixes Bugs Bunny in Double Trouble (2nd stage). * fixed Vertical Counter in interlace mode 1, as observed on real hardware. * fixed horizontal border width, as observed on real hardware. * various code improvments & optimizations. [Core/CPU] --------------- * fixed state of Z80 registers on reset (sound issues with Defender & Defender 2 in Williams Arcade Classics) * implemented 68k undocumented flags behavior for DIVU/DIVS instructions (Bloodshot / Battle Frenzy) [Core/Extra] --------------- * improved emulation of copy-protection hardware found in some unlicensed cartridges (Mulan, Pocket Monsters II). * enabled simultaneous use of multitap & J-CART (Super Skidmarks 6-player mode) * improved savestate format: added DMA, SVP, cartridge mapping & internal registers state informations * improved unlicensed ROM mappers emulation * added Chinese Fighters III mapper support * added Top Fighter mapper support * fixed Barver Battle Saga mapper support * fixed cartridge hardware soft-reset (Game Genie, SVP, ...) * fixed Game Genie registers byte reads -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 59.126.232.106