Nintendo - Virtual Boy (Beetle VB)

Background

Port of Mednafen VB to libretro.

Author/License

The Beetle VB core has been authored by

The Beetle VB core is licensed under

A summary of the licenses behind RetroArch and its cores have found here.

Extensions

Content that can be loaded by the Beetle VB core have the following file extensions:

  • .vb
  • .vboy
  • .bin

Databases

RetroArch database(s) that are associated with the Beetle VB core:

Features

Frontend-level settings or features that the Beetle VB core respects.

Feature Supported
Restart
Screenshots
Saves
States
Rewind
Netplay (State based) ✔ (not link-cable emulation)
Core Options
RetroAchievements
Cheats (Cheats menu)
Native Cheats
Controls
Remapping
Multi-Mouse
Rumble
Sensors
Camera
Location
Subsystem
Softpatching
Disk Control
Username
Language
Crop Overscan
LEDs

Directories

The Beetle VB core's directory name is 'Mednafen VB'

The Beetle VB core saves/loads to/from these directories.

Frontend's Save directory

  • 'content-name'.srm (Cartridge battery save)

Frontend's State directory

  • 'content-name'.state# (State)

Geometry and timing

  • The Beetle VB core's core provided FPS is 50.27
  • The Beetle VB core's core provided sample rate is 44100 Hz
  • The Beetle VB core's core provided aspect ratio is 12/7

Core options

The Beetle VB core has the following option(s) that can be tweaked from the core options menu. The default setting is bolded.

Settings with (Restart) means that core has to be closed for the new setting to be applied on next launch.

  • Anaglyph preset (restart) [vb_anaglyph_preset] (Off/red & blue/red & cyan/red & electric cyan/red & green/green & magenta/yellow & blue)

    Select anaglyph 3D mode.

Attention

These Analglyph preset screenshots have been taken with the Palette core option set to black & red.

Anaglyph preset - Off

Anaglyph preset - red & blue

Anaglyph preset - red & cyan

Anaglyph preset - red & electric cyan

Anaglyph preset - red & green

Anaglyph preset - green & magenta

Anaglyph preset - yellow & blue

  • Palette (restart) [vb_color_mode] (black & red/black & white)

    Choose which color palette to use.

Palette - black & red

Palette - black & white

  • Right Analog to Digital [vb_right_analog_to_digital] (Off/On/invert x/invert y/invert both)

    Self-explanatory.

Controllers

The Beetle VB core supports the following device type(s) in the controls menu, bolded device types are the default for the specified user(s):

User 1 device types

  • None - Doesn't disable input.
  • RetroPad - Joypad
  • Retropad w/Analog - Joypad - There's no reason to switch to this.

Controller tables

Joypad

Attention

The Right D-Pad X and Right D-Pad Y inputs are only active when the 'Right Analog to Digital' core option is set to anything other than Off.

User 1 Remap descriptors RetroPad Inputs
B
Select
Start
Left D-Pad Up
Left D-Pad Down
Left D-Pad Left
Left D-Pad Right
A
L
R
Right D-Pad Up
Right D-Pad Left
Right D-Pad Down
Right D-Pad Right
Right D-Pad X X
Right D-Pad Y Y

Compatibility

Awaiting description.