https://github.com/clownacy/clownmdemu-frontend

Reference standalone frontend for ClownMDEmu, a Sega Mega Drive/Sega Genesis emulator.
https://github.com/clownacy/clownmdemu-frontend

cplusplus-20 dear-imgui emulator genesis mega-drive megadrive sdl3

Last synced: about 1 month ago
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Reference standalone frontend for ClownMDEmu, a Sega Mega Drive/Sega Genesis emulator.

• Host: GitHub
• URL: https://github.com/clownacy/clownmdemu-frontend
• Owner: Clownacy
• License: agpl-3.0
• Created: 2023-01-30T22:57:14.000Z (over 3 years ago)
• Default Branch: master
• Last Pushed: 2025-04-05T18:21:18.000Z (about 1 year ago)
• Last Synced: 2025-04-09T16:13:25.577Z (about 1 year ago)
• Topics: cplusplus-20, dear-imgui, emulator, genesis, mega-drive, megadrive, sdl3
• Language: C
• Homepage: https://clownacy.wordpress.com/tag/clownmdemu/
• Size: 16 MB
• Stars: 72
• Watchers: 8
• Forks: 6
• Open Issues: 6
• Metadata Files:
  • Readme: README.md

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README

          


  

  


  ClownMDEmu



## Try It Yourself

You can try ClownMDEmu in your web browser at [clownmdemu.clownacy.com](http://clownmdemu.clownacy.com).

## Overview

This is ClownMDEmu, a Sega Mega Drive (a.k.a. Sega Genesis) emulator.

Some features of the Mega Drive are currently unemulated (see

`common/core/TODO.md` for more information).





The repository contains ClownMDEmu's standalone frontend; it is written in

C++20 and leverages the SDL3 and Dear ImGui libraries.

### Controls

The default control scheme is as follows:

#### Keyboard

| Input     | Action |

| --------- | ------ |

| Up        | Up     |

| Down      | Down   |

| Left      | Left   |

| Right     | Right  |

| Z         | A      |

| X         | B      |

| C         | C      |

| A         | X      |

| S         | Y      |

| D         | Z      |

| Enter     | Start  |

| Backspace | Mode   |

#### Controller

| Input | Action       |

| ----- | ------------ |

| Up    | Up           |

| Down  | Down         |

| Left  | Left         |

| Right | Right        |

| X     | A            |

| A     | B            |

| B     | C            |

| LB    | X            |

| Y     | Y            |

| RB    | Z            |

| Start | Start        |

| Back  | Mode         |

| LT    | Rewind       |

| RT    | Fast-forward |

| RSB   | Pause        |

Menus can also be navigated with a controller:



#### Hotkeys

| Input | Action                                          |

| ----- | ----------------------------------------------- |

| Pause | Pause                                           |

| Space | Fast-forward (unpaused), frame-advance (paused) |

| F     | Fast-forward (unpaused), frame-advance (paused) |

| R     | Rewind                                          |

| Tab   | Soft reset                                      |

| F5    | Create save state                               |

| F9    | Load save state                                 |

| F11   | Toggle fullscreen                               |

## Licence

ClownMDEmu is free software, licensed under the AGPLv3 (or any later version).

See `LICENCE.txt` for more information.