Releases · SourMesen/Mesen2

Requirements

For the macOS and Linux builds, SDL2 must be manually installed first.

This release mostly contains bug fixes and accuracy improvements.

GBA: Several accuracy improvements (based on test roms)
GBC: Fixed broken menu graphics in NASCAR 2000
NES: Minor accuracy improvements for rare/unlikely edge cases (based on test roms)
NES: Fixed some issues with the Rainbow mapper implementation
NES: Fixed freeze in Mighty Bomb Jack's original release (mapper 185)
NES: Fixed NSF file playback in a rare scenario that caused no audio to be played
NES: Added support for mapper 552 (fixed version of mapper 82)
PCE: CD-ROM - Added support for CD+G disc playback
PCE: CD-ROM - Fixed freeze in intro sequence in Hyper Dyne Sidearms Special
PCE: CD-ROM - Fixed broken intro sequence in Princess Maker 1 and 2
PCE: Minor CPU accuracy fixes/improvements
SNES: Added support for homebrew SNES rumble controller
WS: Minor accuracy improvements (based on test roms)
Linux: Fixed crash on startup for some systems when using Wayland
Linux: Fixed freeze on some systems when closing debugger tools
Linux/macOS: Fixed crash when SDL2 is not found (display an error message instead)
Misc: Disabled log output to console (use --enableStdout to manually enable this behavior)

For the macOS and Linux builds, SDL2 must be manually installed first.

A lot has been improved or added since the first release of 2.0.0 over 2 years ago.
This is a short summary of the most notable changes.

Support for more consoles:
- Game Boy Advance
- Game Gear
- Master System (including support for the SG-1000 and ColecoVision)
- Wonder Swan and Wonder Swan Color
Accuracy improvements for all consoles
Various bug fixes
macOS support
New features and improvements for the debugger:
- Forbid breakpoints
- Step back single scanline/frame
- Undo ROM/RAM changes
- Integration with more compilers/assemblers (HuCC, PCEAS, SDCC, devkitARM)
Console-specific improvements/fixes:
- NES: Support for EPSM audio and the Rainbow mapper
- SNES: Fixed freezes in Battle Grand Prix and Kishin Douji Zenki
- SNES: Added support for ST018 (Hayazashi Nidan Morita Shogi 2)
- PCE: Improved VRAM read/write timings - fixes issues in Wonder Momo.
- PCE: Improved CD-ROM load timings - fixes issues in Brandish and Sherlock Holmes.
- PCE: Fixed Arcade Card emulation bug - fixes invisible characters in Garou Densetsu Special
- GB: Improved audio emulation - fixes issues in Alone in the Dark, Warlocked, and more.
- GB: Fixed graphical issues in Densha De Go 2, Star Trek 25th anniversary and Pocket Music
- GB: Fixed crash in Pinball Deluxe.