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Gearboy v3.8.1, a Nintendo Game Boy emulator written in C++, emphasizes source code readability and offers strong compatibility. Key features include accurate CPU emulation, precise timing, support for various Memory Bank Controllers, and an efficient LCD controller. It mimics the Game Boy’s ghosting effect and provides sound emulation using SDL Audio. The emulator supports Game Boy Color, includes an integrated disassembler, saves battery-powered RAM cartridges, and offers save states alongside cheat support. It is multi-platform, compatible with Windows, macOS, Linux, Raspberry Pi, iOS, and as a libretro core. The update enhances accuracy and supports new mappers and gamepad sensors.
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Gearboy v3.8.1 has been released. Gearboy is a Nintendo Game Boy emulator developed in C++. The emulator emphasizes the clarity of the source code while maintaining solid compatibility. Significant efforts have been made to adhere to OOP principles and keep the design straightforward.
Gearboy Features:
– Extremely accurate CPU emulation, successfully passes cpu_instrs.gb from blargg’s tests.
– Precise instruction and memory timing, passes instr_timing.gb and mem_timing.gb from blargg’s tests.
– Supports Memory Bank Controllers (MBC1, MBC2, MBC3 with RTC, MBC5), ROM + RAM, and multicart cartridges.
– Faithful LCD controller emulation, including background, window, and sprites with accurate timings and priorities, even mid-scanline timings.
– Frame mixing to emulate the LCD ghosting effect seen on the original Game Boy.
– Sound emulation utilizing SDL Audio and the Gb_Snd_Emu library.
– Compatibility with Game Boy Color.
– Built-in disassembler; can dump the entire disassembled memory to a text file or access it live.
– Saves battery-powered RAM cartridge data to files.
– Features save states.
– Supports compressed ROMs (ZIP deflate).
– Game Genie and GameShark cheat support.
– Multi-platform compatibility: runs on Windows, Linux, Mac OS X, Raspberry Pi, iOS, and as a libretro core (RetroArch).
Gearboy Changelog:
đ¯ Enhanced accuracy
đž Added new mappers: HuC1, HuC3, MMM01, MBC7, and TAMA5
đ§ Improved MCP server and skillset
đŽ Supports tilt controls for MBC7 games using gamepad sensors, mouse, and analog stick
âī¸ Enhanced debugger tiles and background windows
đŽ Updated game controller database
đ Numerous bug fixes
