[SEGA] TwoMBit 1.1

TwoMbit  v 1.0.1  30.03.2012

[general]

• switched to gcc for compiler
• switched to QT 4.8 for Gui ( c# / .net is no more )
• build libsms (cross-plattform)

[emulation]

• gamegear emulation
• sg-1000 emulation
• emulating additional cart work ram (Ernie Els Golf, the castle, Othello)
• emulating bus contention
• emulating game gear bios
• emulating custom sram sizes (Shining force)
• emulating eeprom of the baseball series games
• emulating lightpahser, paddle (japanese and export), sportspad (japanese and export), 3d glasses, Terebi Oekaki
• emulating gear-2-gear at cycle level
  • parallel (Squinky Tennis in micro machines, Primal Rage, ...)
  • serial
  • different baud rate settings
• emulating backward compatibillity of gamegear(mastergear) and sms
• emulating yamaha2413
• fex(zip, 7z, rar, gzip), bzip2, untar for compressed roms

[bugfixes]

• removed cache for irq detection, now irqs will be detected one cpu cycle before opcode edge ( simplified the overall process)
• fixed sample playback
• differentiate between sg and sms/gg vdp delay and access window behavior.

to do:

• feature doings
• cheats
• savestates
• replace directx to make TwoMbit platform independant

accuracy doings

• sn76489: writing to regs will not processed without delay
• vdp: accurate access windows during sprite processing
• vdp: split sprite subprocessing in timed steps (like bg processing) and not one sprite at a time
• yamaha2413: sub sample accuracy