A gameboy emulator that only plays Pokemon Blue, in ~70 lines of c++.
Plays Pokemon Blue.
Only builds on Linux and macOS AFAIK.
$ make
On macOS, you'll need to create a save file too (just the first time):
$ make rom.sav
Put Pokemon Blue in rom.gb, then run:
$ ./pokegb
The save file is written to rom.sav.
Keys:
| Action | Key |
|---|---|
| DPAD-UP | ↑ |
| DPAD-DOWN | ↓ |
| DPAD-LEFT | ← |
| DPAD-RIGHT | → |
| B | Z |
| A | X |
| START | Enter |
| SELECT | Tab |
Look for line 30 the source. The following table shows which numbers map to which keyboard keys:
| number | default key | gameboy button |
|---|---|---|
| 27 | X | A Button |
| 29 | Z | B Button |
| 43 | Tab | Select Button |
| 40 | Return | Start Button |
| 79 | Arrow Right | DPAD Right |
| 80 | Arrow Left | DPAD Left |
| 81 | Arrow Down | DPAD Down |
| 82 | Arrow Up | DPAD Up |
Replace the numbers on this line with one from the SDL scancode list.