Libretro-same_cdi is a core derivative of MAME. The same part stands for S(ingle) A(rcade) M(achine) E(mulator).
¶ 
License
This core is under GPLv2 license.
¶ 
Compatibility
| RPI0/RPI1 | RPI3 | RPI4/RPI400 | RPI5 | ODROID XU4 | OGA/OGS/RG351 | PC | RG353 |
|---|---|---|---|---|---|---|---|
| ❌ | ❌ | ❌ | ❌ | ❌ | ❌ | ✅ | ❌ |
¶ 
Features
| Feature | Supported |
|---|---|
| Restart | ✔ |
| Screenshots | ✔ |
| Saves | ✔ |
| Core Options | ✔ |
| Controls | ✔ |
| Remapping | ✔ |
¶ 
BIOS
¶ List of mandatory bios
| Filename | Description | MD5 | Provided |
|---|---|---|---|
| cdibios.zip | 9fd6b277cd877d51426427a33d1d19bb | ❌ | |
| cdimono1.zip | CD-i (Mono-I) (PAL) | ce590c4787460161359f2b680136cb60 bbe6636ac11d3744f0710e8e820187e7 | ❌ |
| cdimono2.zip | 2ac8cd5bb23287e022ca17d616949255 | ❌ |
¶ Location
Put your bios like this:
┣ 📁 recalbox
┃ ┣ 📁 share
┃ ┃ ┣ 📁 bios
┃ ┃ ┃ ┣ 📁 cdi
┃ ┃ ┃ ┃ ┣ 🗒 cdibios.zip
┃ ┃ ┃ ┃ ┣ 🗒 cdimono1.zip
┃ ┃ ┃ ┃ ┣ 🗒 cdimono2.zip
¶ 
Isos
¶ Supported extensions
Isos must have the extensions:
- .chd
- .cue
- .iso
¶ Location
Put the isos like this:
┣ 📁 recalbox
┃ ┣ 📁 share
┃ ┃ ┣ 📁 roms
┃ ┃ ┃ ┣ 📁 cdi
┃ ┃ ┃ ┃ ┣ 🗒 game.chd
The isos using Redump format are highly recommended.
For more information about isos, go to this tutorial !
¶ 
Advanced configuration of the emulator
To be able to keep your custom configurations during an upgrade, we advise you to use our configuration override feature.
¶ Accessing to options
You can configure various options in two different ways.
- Via RetroArch menu:
┣ 📁 Menu RetroArch
┃ ┣ 📁 Options du core
┃ ┃ ┣ 🧩 Name_option
- Via the file
retroarch-core-options.cfg:
┣ 📁 recalbox
┃ ┣ 📁 share
┃ ┃ ┣ 📁 system
┃ ┃ ┃ ┣ 📁 configs
┃ ┃ ┃ ┃ ┣ 📁 retroarch
┃ ┃ ┃ ┃ ┃ ┣ 📁 cores
┃ ┃ ┃ ┃ ┃ ┃ ┣ 🧩 retroarch-core-options.cfg
¶ Core options
| Options | Options values | Variables (for configuration override) | Variables values |
|---|---|---|---|
| Read configuration | Disabled ✅ / Enabled |
same_cdi_read_config |
disabled / enabled |
| Write configuration | Disabled ✅ / Enabled |
same_cdi_write_config |
disabled / enabled |
| Save state naming | game ✅ / system |
same_cdi_saves |
game / system |
| NVRAM Saves per game | Enabled ✅ / Disabled |
same_cdi_nvram_saves |
enabled / disabled |
| Auto save/load states | Disabled ✅ / Enabled |
same_cdi_auto_save |
disabled / enabled |
| Enable in-game mouse | Disabled ✅ / Enabled |
same_cdi_mouse_enable |
disabled / enabled |
| Lightgun mode | none ✅ / touchscreen / lightgun |
same_cdi_lightgun_mode |
none / touchscreen / lightgun |
| Profile Buttons according to games (Restart) | Enabled ✅ / Disabled |
same_cdi_buttons_profiles |
enabled / disabled |
| Enable throttle | Disabled ✅ / Enabled |
same_cdi_throttle |
disabled / enabled |
| Enable cheats | Disabled ✅ / Enabled |
same_cdi_cheats_enable |
disabled / enabled |
| Main CPU Overclock | default ✅ / 30 / 31 / 32 / 33 / 34 / 35 / 36 / 37 / 38 / 39 / 40 / 41 / 42 / 43 / 44 / 45 / 46 / 47 / 48 / 49 / 50 / 51 / 52 / 53 / 54 / 55 / 60 / 65 / 70 / 75 / 80 / 85 / 90 / 95 / 100 / 105 / 110 / 115 / 120 / 125 / 130 / 135 / 140 / 145 / 150 |
same_cdi_cpu_overclock |
default / 30 / 31 / 32 / 33 / 34 / 35 / 36 / 37 / 38 / 39 / 40 / 41 / 42 / 43 / 44 / 45 / 46 / 47 / 48 / 49 / 50 / 51 / 52 / 53 / 54 / 55 / 60 / 65 / 70 / 75 / 80 / 85 / 90 / 95 / 100 / 105 / 110 / 115 / 120 / 125 / 130 / 135 / 140 / 145 / 150 |
| Alternate render method | Disabled ✅ / Enabled |
same_cdi_alternate_render |
disabled / enabled |
| Boot from CLI | Disabled ✅ / Enabled |
same_cdi_boot_from_cli |
disabled / enabled |
| Resolution | 640x480 ✅ / 640x360 / 800x600 / 800x450 / 960x720 / 960x540 / 1024x768 / 1024x576 / 1280x960 / 1280x720 / 1600x1200 / 1600x900 / 1440x1080 / 1920x1080 / 1920x1440 / 2560x1440 / 2880x2160 / 3840x2160 |
same_cdi_altres |
640x480 / 640x360 / 800x600 / 800x450 / 960x720 / 960x540 / 1024x768 / 1024x576 / 1280x960 / 1280x720 / 1600x1200 / 1600x900 / 1440x1080 / 1920x1080 / 1920x1440 / 2560x1440 / 2880x2160 / 3840x2160 |
| MAME INI Paths | Disabled ✅ / Enabled |
same_cdi_mame_paths_enable |
disabled / enabled |
| MAME Joystick 4-way simulation | disabled ✅ / 4way / strict / qbert |
same_cdi_mame_4way_enable |
disabled / 4way / strict / qbert |
¶ 
External links
- Source code used: https://github.com/libretro/same_cdi/
- Libretro documentation: https://docs.libretro.com/library/same_cdi/