SwiftNES

[WIP] Cross-platform NES Emulator written in Swift

Requirements

• Swift 5.0.1 later
• SDL2
• GD Graphics Library
• libsoundio

Roadmap

CPU

• Registers
• Memory map
• Addressing modes
• Official operations
• Unofficial operations
• Interrupt handlers
• Disassembler + nestest logging

PPU

• Registers
• Memory map
• Background rendering
  • hardware accurate emulation
• Sprite rendering
  • hardware accurate emulation
• Sprite zero hit
• DMA
• Other flags
• SDL
  • Rendering by line buffer

APU

• Pulse wave channels
• Triangle wave channel
• Noise channel
• Sampling by DMC

The implementation has been completed but sounds are strange...

Controllers

• Standard Controller
  • Keyboard
  • Joypad

Cartridge, Mappers

• Parse iNES file
• Support mapper 0

Tools

• Debugger

Goals

Run and play games in cartridges I bought in childhood.

• 『スーパーマリオブラザーズ』(Super Mario Bros.)

• 『スーパーマリオブラザーズ3』(SUPER MARIO BROS. 3)

• 『4人打ち麻雀』(Four Player Strike Mahjong)

• 『ゼルダの伝説』(The Legend of Zelda)

• 『戦場の狼』(Commando)

• 『迷宮組曲 ミロンの大冒険』(Milon's Secret Castle)

• 『わんぱくダック夢冒険』(DuckTales)

• 『ドラえもん ギガゾンビの逆襲』(Doraemon: Giga Zombie no Gyakushū)

• 『ワリオの森』(Wario's Woods)

• 『エグゼドエグゼス』(EXED EXES)

• 『ワギャンランド3』(Wagan Land 3)

• 『ヨッシーのクッキー』(Yoshi's Cookie)

• 『ぷよぷよ』（Puyo Puyo）

Author

thara