Franxis improved his MAME port for the GP32 a lot. The source-code and a binary are available from it’s official page. The changes are:
New MAME GP32 1.3:
By TheGrimReaper (thank you for all your hard work!!!):
Support for 22 vector Atari games: Asteroids (rev 1), Asteroids (rev 2), Asteroids Deluxe (rev 2), Black Widow, Battle Zone, Battle Zone (alternate version), Gravitar, Lunar Lander (rev 1), Lunar Lander (rev 2), Major Havoc (rev 2), Major Havoc (rev 3), Major Havoc (Return to Vax), Quantum (rev 1), Quantum (rev 2), Red Baron, Space Duel, Star Wars, Tempest (rev 1), Tempest (rev 2), Tempest (rev 3), Tempest Tubes, The Empire Strikes Back
Support for 5 Centipede hardware Atari games: Centipede (rev 2), Centipede (rev 3), Millipede, Qwak (prototype), Warlords
Support for a new System 1 Atari game: Peter Pack-Rat
Improvements in the analog controls support
Sound streaming: Some errors captured to be able to run all games with”Not Emulated”sound option
Multiplayer improvements
Small changes in the frontend
Gauntlet: Improve the display of the game, part of the screen was missing
Missile Command: Improve the controls by correcting Up/Down and changing the order of the Fire Buttons
By Franxis:
M6809 and Z80 emulators optimized
M68000 optimized and the timing has been tricked to gain some speed
Sound streaming: RC Filter removed to gain speed
YM2203 emulator: Sound gain and volume corrected in several drivers to be more clear (taken from MAME 0.37)
Psycho Nicks Oscar&The Real GhostBusters: Added sound (taken from MAME 0.35b1). However there are problems with new joystick controls code and Psycho Nicks Oscar is slowed a lot when a direction in the pad is pressed
Arkanoid: Controls corrected
Defender: Change direction with L button
Emulator compiled with DevKitARM r13. Compilation parameters optimized
Better control of underclock for normal CPU’s and audio CPU’s
By TheGrimReaper and Franxis:
A new option to save the emulator configurations
http://www.talfi.net/gp32_franxis/