Free Flycast is a cross-platform Sega Dreamcast emulator capable to emulate the Dreamcast.
This core is under GPLv2 license.
RPI0/RPI1 | RPI3 | RPI4/RPI400 | RPI5 | ODROID XU4 | OGA/OGS/RG351 | PC | RG353 |
---|---|---|---|---|---|---|---|
❌ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ |
Feature | Supported |
---|---|
Restart | ✔ |
Screenshots | ✔ |
Saves | ✔ |
Core Options | ✔ |
RetroArch Cheats | ✔ |
Controls | ✔ |
Remapping | ✔ |
Rumble | ✔ |
Disk Control | ✔ |
Filename | Description | MD5 | Provided |
---|---|---|---|
dc_boot.bin | Dreamcast BIOS | e10c53c2f8b90bab96ead2d368858623 d552d8b577faa079e580659cd3517f86 d407fcf70b56acb84b8c77c93b0e5327 | ❌ |
dc_flash.bin | Date / Hour / Language | d6e11a23f1fa01cddb5dfccf7e4cc8d7 93a9766f14159b403178ac77417c6b68 0a93f7940c455905bea6e392dfde92a4 23df18aa53c8b30784cd9a84e061d008 69c036adfca4ebea0b0c6fa4acfc8538 74e3f69c2bb92bc1fc5d9a53dcf6ffe2 2f818338f47701c606ade664a3e16a8a | ❌ |
Put the bios like this:
┣ 📁 recalbox
┃ ┣ 📁 share
┃ ┃ ┣ 📁 bios
┃ ┃ ┃ ┣ 📁 dc
┃ ┃ ┃ ┃ ┣ 🗒 dc_boot.bin
┃ ┃ ┃ ┃ ┣ 🗒 dc_flash.bin
Isos must have the extension:
Put the isos like this:
┣ 📁 recalbox
┃ ┣ 📁 share
┃ ┃ ┣ 📁 roms
┃ ┃ ┃ ┣ 📁 dreamcast
┃ ┃ ┃ ┃ ┣ 🗒 game.gdi
┃ ┃ ┃ ┃ ┣ 🗒 game.bin
The isos using TOSEC format are highly recommended.
For more information about isos, go to this tutorial!
To be able to keep your custom configurations during an upgrade, we advise you to use our configuration override feature.
You can configure various options in two different ways.
┣ 📁 RetroArch Menu
┃ ┣ 📁 Core options
┃ ┃ ┣ 🧩 Name_option
retroarch-core-options.cfg
:┣ 📁 recalbox
┃ ┣ 📁 share
┃ ┃ ┣ 📁 system
┃ ┃ ┃ ┣ 📁 configs
┃ ┃ ┃ ┃ ┣ 📁 retroarch
┃ ┃ ┃ ┃ ┃ ┣ 📁 cores
┃ ┃ ┃ ┃ ┃ ┃ ┣ 🧩 retroarch-core-options.cfg
Options | Options value | Variable (for configuration override) | Variables values |
---|---|---|---|
Region | Japan / USA ✅ / Europe / Default |
reicast_region |
Japan / USA / Europe / Default |
Language | Japanese / English ✅ / German / French / Spanish / Italian / Default |
reicast_language |
Japanese / English / German / French / Spanish / Italian / Default |
HLE BIOS (Restart Required) | Disabled ✅ / Enabled |
reicast_hle_bios |
disabled / enabled |
Boot to BIOS (Restart Required) | Disabled ✅ / Enabled |
reicast_boot_to_bios |
disabled / enabled |
Enable DSP | Disabled / Enabled ✅ |
reicast_enable_dsp |
disabled / enabled |
Force Windows CE Mode | Disabled ✅ / Enabled |
reicast_force_wince |
disabled / enabled |
Set NAOMI Games to Free Play | Disabled / Enabled ✅ |
reicast_force_freeplay |
disabled / enabled |
Broadband Adapter Emulation | Disabled ✅ / Enabled |
reicast_emulate_bba |
disabled / enabled |
Enable UPnP | Disabled / Enabled ✅ |
reicast_upnp |
disabled / enabled |
Internal Resolution | 320x240 / 640x480 ✅ / 800x600 / 960x720 / 1024x768 / 1280x960 / 1440x1080 / 1600x1200 / 1920x1440 / 2560x1920 / 2880x2160 / 3200x2400 / 3840x2880 / 4480x3360 / 5120x3840 / 5760x4320 / 6400x4800 / 7040x5280 / 7680x5760 / 8320x6240 / 8960x6720 / 9600x7200 / 10240x7680 / 10880x8160 / 11520x8640 / 12160x9120 / 12800x9600 |
reicast_internal_resolution |
320x240 / 640x480 / 800x600 / 960x720 / 1024x768 / 1280x960 / 1440x1080 / 1600x1200 / 1920x1440 / 2560x1920 / 2880x2160 / 3200x2400 / 3840x2880 / 4480x3360 / 5120x3840 / 5760x4320 / 6400x4800 / 7040x5280 / 7680x5760 / 8320x6240 / 8960x6720 / 9600x7200 / 10240x7680 / 10880x8160 / 11520x8640 / 12160x9120 / 12800x9600 |
Cable Type | VGA / TV (RVB) / TV (Composite) ✅ |
reicast_cable_type |
VGA / TV (RGB) / TV (Composite) |
Broadcast Standard | NTSC ✅ / PAL (World) / PAL-N (Argentina, Paraguay, Uruguay) / PAL-M (Brazil) / Par défaut |
reicast_broadcast |
NTSC / PAL / PAL_N / PAL_M / Default |
Screen Orientation | Horizontal ✅ / Vertical |
reicast_screen_rotation |
horizontal / vertical |
Alpha Sorting | Per-Strip (fast, least accurate) / Per-Triangle (normal) ✅ / Per-Pixel (accurate, but slower) |
reicast_alpha_sorting |
per-strip (fast, least accurate) / per-triangle (normal) / per-pixel (accurate) |
Full framebuffer emulation | Disabled ✅ / Enabled |
reicast_emulate_framebuffer |
disabled / enabled |
Enable RTT (Render To Texture) Buffer | Disabled ✅ / Enabled |
reicast_enable_rttb |
disabled / enabled |
Mipmapping | Disabled / Enabled ✅ |
reicast_mipmapping |
disabled / enabled |
Fog Effects | Disabled / Enabled ✅ |
reicast_fog |
disabled / enabled |
Volume Modifier | Disabled / Enabled ✅ |
reicast_volume_modifier_enable |
disabled / enabled |
Anisotropic Filter | Disabled / 2 / 4 ✅ / 8 / 16 |
reicast_anisotropic_filtering |
off / 2 / 4 / 8 / 16 |
Texture Filtering | Default ✅ / Force Nearest-Neighbor / Force Linear |
reicast_texture_filtering |
0 / 1 / 2 |
Delay Frame Swapping | Disabled ✅ / Enabled |
reicast_delay_frame_swapping |
disabled / enabled |
Detect Frame Rate Changes | Disabled ✅ / Enabled |
reicast_detect_vsync_swap_interval |
disabled / enabled |
PowerVR2 Post-processing Filter | Disabled ✅ / Enabled |
reicast_pvr2_filtering |
disabled / enabled |
Texture Upscaling (xBRZ) | Disabled ✅ / x2 / x4 / x6 |
reicast_texupscale |
disabled / 2 / 4 / 6 |
Texture Upscaling Max. Filtered Size | 256 / 512 / 1024 |
reicast_ |
256 / 512 / 1024 |
Native Depth Interpolation | Disabled ✅ / Enabled |
reicast_native_depth_interpolation |
disabled / enabled |
Threaded Rendering | Disabled / Enabled ✅ |
reicast_thraded_rendering |
disabled / enabled |
Auto Skip Frame | Disabled ✅ / Normal / Maximal |
reicast_auto_skip_frame |
disabled / some / more |
Frame Skipping | Disabled ✅ / 1 / 2 / 3 / 4 / 5 / 6 |
reicast_frame_skipping |
disabled / 1 / 2 / 3 / 4 / 5 / 6 |
Widescreen Cheats (Restart Required) | Disabled ✅ / Enabled |
reicast_widescreen_cheats |
disabled / enabled |
Widescreen Hack | Disabled ✅ / Enabled |
reicast_widescreen_hack |
disabled / enabled |
SH4 CPU under/overclock | 100 MHz / 110 MHz / 120 MHz / 130 MHz / 140 MHz / 150 MHz / 160 MHz / 170 MHz / 180 MHz / 190 MHz / 200 MHz / 210 MHz / 220 MHz / 230 MHz / 240 MHz / 250 MHz / 260 MHz / 270 MHz / 280 MHz / 290 MHz / 300 MHz |
reicast_sh4clock |
100 / 110 / 120 / 130 / 140 / 150 / 160 / 170 / 180 / 190 / 200 / 210 / 220 / 230 / 240 / 250 / 260 / 270 / 280 / 290 / 300 |
GD-ROM Fast Loading (inaccurate) | Disabled ✅ / Enabled |
reicast_gdrom_fast_loading |
disabled / enabled |
Load Custom Textures | Disabled ✅ / Enabled |
reicast_custom_textures |
disabled / enabled |
Dump Textures | Disabled ✅ / Enabled |
reicast_dump_textures |
disabled / enabled |
Analog Stick Deadzone | 0% / 5% / 10% / 15% ✅ / 20% / 25% / 30% |
reicast_analog_stick_deadzone |
0% / 5% / 10% / 15% / 20% / 25% / 30% |
Trigger Deadzone | 0% ✅ / 5% / 10% / 15% / 20% / 25% / 30% |
reicast_trigger_deadzone |
0% / 5% / 10% / 15% / 20% / 25% / 30% |
Digital Triggers | Disabled ✅ / Enabled |
reicast_digital_triggers |
disabled / enabled |
Pack Puru Puru/vibration | Disabled / Enabled ✅ |
reicast_enable_purupuru |
disabled / enabled |
Broadcast Digital Outputs | Disabled ✅ / Enabled |
reicast_network_output |
disabled / enabled |
Gun Crosshair 1 Display | Disabled ✅ / White / Red / Green / Blue |
reicast_lightgun1_crosshair |
disabled / White / Red / Green / Blue |
Gun Crosshair 2 Display | Disabled ✅ / White / Red / Green / Blue |
reicast_lightgun2_crosshair |
disabled / White / Red / Green / Blue |
Gun Crosshair 3 Display | Disabled ✅ / White / Red / Green / Blue |
reicast_lightgun3_crosshair |
disabled / White / Red / Green / Blue |
Gun Crosshair 4 Display | Disabled ✅ / White / Red / Green / Blue |
reicast_lightgun4_crosshair |
disabled / White / Red / Green / Blue |
VMU Sounds | Disabled ✅ / Enabled |
reicast_vmu_sound |
disabled / enabled |
VMU Screen 1 Display | Disabled ✅ / Enabled |
reicast_vmu1_screen_display |
disabled / enabled |
VMU Screen 1 Position | Upper Left ✅ / Upper Right / Lower Left / Lower Right |
reicast_vmu1_screen_position |
Upper Left / Upper Right / Lower Left / Lower Right |
VMU Screen 1 Size | 1x ✅ / 2x / 3x / 4x / 5x |
reicast_vmu1_screen_size_mult |
1x / 2x / 3x / 4x / 5x |
VMU Screen 1 Pixel On Color | Default ON ✅ / Default OFF / Black / Blue / Light Blue / Green / Cyan / Cyan Blue / Light Green / Cyan Green / Light Cyan / Red / Purple / Light Purple / Yellow / Grey / Light Purple (2) / Light Green (2) / Light Green (3) / Light Cyan (2) / Light Red (2) / Magenta / Light Purple (3) / Light Orange / Orange / Light Violet (4) / Light Yellow / Light Yellow (2) / White |
reicast_vmu1_pixel_on_color |
DEFAULT_ON 00 / DEFAULT_OFF 01 / BLACK 02 / BLUE 03 / LIGHT_BLUE 04 / GREEN 05 / CYAN 06 / CYAN_BLUE 07 / LIGHT_GREEN 08 / CYAN_GREEN 09 / LIGHT_CYAN 10 / RED 11 / PURPLE 12 / LIGHT_PURPLE 13 / YELLOW 14 / GREY 15 / LIGHT_PURPLE_2 16 / LIGHT_GREEN_2 17 / LIGHT_GREEN_3 18 / LIGHT_CYAN_2 19 / LIGHT_RED_2 20 / MAGENTA 21 / LIGHT_PURPLE_3 22 / LIGHT_ORANGE 23 / ORANGE 24 / LIGHT_PURPLE_4 25 / LIGHT_YELLOW 26 / LIGHT_YELLOW_2 27 / WHITE 28 |
VMU Screen 1 Pixel Off Color | Default OFF ✅ / Default ON / Black / Blue / Light Blue / Green / Cyan / Cyan Blue / Light Green / Cyan Green / Light Cyan / Red / Purple / Light Purple / Yellow / Grey / Light Purple (2) / Light Green (2) / Light Green (3) / Light Cyan (2) / Light Red (2) / Magenta / Light Purple (3) / Light Orange / Orange / Light Violet (4) / Light Yellow / Light Yellow (2) / White |
reicast_vmu1_pixel_off_color |
DEFAULT_OFF 00 / DEFAULT_ON 01 / BLACK 02 / BLUE 03 / LIGHT_BLUE 04 / GREEN 05 / CYAN 06 / CYAN_BLUE 07 / LIGHT_GREEN 08 / CYAN_GREEN 09 / LIGHT_CYAN 10 / RED 11 / PURPLE 12 / LIGHT_PURPLE 13 / YELLOW 14 / GREY 15 / LIGHT_PURPLE_2 16 / LIGHT_GREEN_2 17 / LIGHT_GREEN_3 18 / LIGHT_CYAN_2 19 / LIGHT_RED_2 20 / MAGENTA 21 / LIGHT_PURPLE_3 22 / LIGHT_ORANGE 23 / ORANGE 24 / LIGHT_PURPLE_4 25 / LIGHT_YELLOW 26 / LIGHT_YELLOW_2 27 / WHITE 28 |
VMU Screen 1 Opacity | 10% / 20% / 30% / 40% / 50% / 60% / 70% / 80% / 90% / 100% |
reicast_vmu1_screen_opacity |
10% / 20% / 30% / 40% / 50% / 60% / 70% / 80% / 90% / 100% |
VMU Screen 2 Display | Disabled ✅ / Enabled |
reicast_vmu2_screen_display |
disabled / enabled |
VMU Screen 2 Position | Upper Left ✅ / Upper Right / Lower Left / Lower Right |
reicast_vmu2_screen_position |
Upper Left / Upper Right / Lower Left / Lower Right |
VMU Screen 2 Size | 1x ✅ / 2x / 3x / 4x / 5x |
reicast_vmu2_screen_size_mult |
1x / 2x / 3x / 4x / 5x |
VMU Screen 2 Pixel On Color | Default ON ✅ / Default OFF / Black / Blue / Light Blue / Green / Cyan / Cyan Blue / Light Green / Cyan Green / Light Cyan / Red / Purple / Light Purple / Yellow / Grey / Light Purple (2) / Light Green (2) / Light Green (3) / Light Cyan (2) / Light Red (2) / Magenta / Light Purple (3) / Light Orange / Orange / Light Violet (4) / Light Yellow / Light Yellow (2) / White |
reicast_vmu2_pixel_on_color |
DEFAULT_ON 00 / DEFAULT_OFF 01 / BLACK 02 / BLUE 03 / LIGHT_BLUE 04 / GREEN 05 / CYAN 06 / CYAN_BLUE 07 / LIGHT_GREEN 08 / CYAN_GREEN 09 / LIGHT_CYAN 10 / RED 11 / PURPLE 12 / LIGHT_PURPLE 13 / YELLOW 14 / GREY 15 / LIGHT_PURPLE_2 16 / LIGHT_GREEN_2 17 / LIGHT_GREEN_3 18 / LIGHT_CYAN_2 19 / LIGHT_RED_2 20 / MAGENTA 21 / LIGHT_PURPLE_3 22 / LIGHT_ORANGE 23 / ORANGE 24 / LIGHT_PURPLE_4 25 / LIGHT_YELLOW 26 / LIGHT_YELLOW_2 27 / WHITE 28 |
VMU Screen 2 Pixel Off Color | Default OFF ✅ / Default ON / Black / Blue / Light Blue / Green / Cyan / Cyan Blue / Light Green / Cyan Green / Light Cyan / Red / Purple / Light Purple / Yellow / Grey / Light Purple (2) / Light Green (2) / Light Green (3) / Light Cyan (2) / Light Red (2) / Magenta / Light Purple (3) / Light Orange / Orange / Light Violet (4) / Light Yellow / Light Yellow (2) / White |
reicast_vmu2_pixel_off_color |
DEFAULT_OFF 00 / DEFAULT_ON 01 / BLACK 02 / BLUE 03 / LIGHT_BLUE 04 / GREEN 05 / CYAN 06 / CYAN_BLUE 07 / LIGHT_GREEN 08 / CYAN_GREEN 09 / LIGHT_CYAN 10 / RED 11 / PURPLE 12 / LIGHT_PURPLE 13 / YELLOW 14 / GREY 15 / LIGHT_PURPLE_2 16 / LIGHT_GREEN_2 17 / LIGHT_GREEN_3 18 / LIGHT_CYAN_2 19 / LIGHT_RED_2 20 / MAGENTA 21 / LIGHT_PURPLE_3 22 / LIGHT_ORANGE 23 / ORANGE 24 / LIGHT_PURPLE_4 25 / LIGHT_YELLOW 26 / LIGHT_YELLOW_2 27 / WHITE 28 |
VMU Screen 2 Opacity | 10% / 20% / 30% / 40% / 50% / 60% / 70% / 80% / 90% / 100% |
reicast_vmu2_screen_opacity |
10% / 20% / 30% / 40% / 50% / 60% / 70% / 80% / 90% / 100% |
VMU Screen 3 Display | Disabled ✅ / Enabled |
reicast_vmu3_screen_display |
disabled / enabled |
VMU Screen 3 Position | Upper Left ✅ / Upper Right / Lower Left / Lower Right |
reicast_vmu3_screen_position |
Upper Left / Upper Right / Lower Left / Lower Right |
VMU Screen 3 Size | 1x ✅ / 2x / 3x / 4x / 5x |
reicast_vmu3_screen_size_mult |
1x / 2x / 3x / 4x / 5x |
VMU Screen 3 Pixel On Color | Default ON ✅ / Default OFF / Black / Blue / Light Blue / Green / Cyan / Cyan Blue / Light Green / Cyan Green / Light Cyan / Red / Purple / Light Purple / Yellow / Grey / Light Purple (2) / Light Green (2) / Light Green (3) / Light Cyan (2) / Light Red (2) / Magenta / Light Purple (3) / Light Orange / Orange / Light Violet (4) / Light Yellow / Light Yellow (2) / White |
reicast_vmu3_pixel_on_color |
DEFAULT_ON 00 / DEFAULT_OFF 01 / BLACK 02 / BLUE 03 / LIGHT_BLUE 04 / GREEN 05 / CYAN 06 / CYAN_BLUE 07 / LIGHT_GREEN 08 / CYAN_GREEN 09 / LIGHT_CYAN 10 / RED 11 / PURPLE 12 / LIGHT_PURPLE 13 / YELLOW 14 / GREY 15 / LIGHT_PURPLE_2 16 / LIGHT_GREEN_2 17 / LIGHT_GREEN_3 18 / LIGHT_CYAN_2 19 / LIGHT_RED_2 20 / MAGENTA 21 / LIGHT_PURPLE_3 22 / LIGHT_ORANGE 23 / ORANGE 24 / LIGHT_PURPLE_4 25 / LIGHT_YELLOW 26 / LIGHT_YELLOW_2 27 / WHITE 28 |
VMU Screen 3 Pixel Off Color | Default OFF ✅ / Default ON / Black / Blue / Light Blue / Green / Cyan / Cyan Blue / Light Green / Cyan Green / Light Cyan / Red / Purple / Light Purple / Yellow / Grey / Light Purple (2) / Light Green (2) / Light Green (3) / Light Cyan (2) / Light Red (2) / Magenta / Light Purple (3) / Light Orange / Orange / Light Violet (4) / Light Yellow / Light Yellow (2) / White |
reicast_vmu3_pixel_off_color |
DEFAULT_OFF 00 / DEFAULT_ON 01 / BLACK 02 / BLUE 03 / LIGHT_BLUE 04 / GREEN 05 / CYAN 06 / CYAN_BLUE 07 / LIGHT_GREEN 08 / CYAN_GREEN 09 / LIGHT_CYAN 10 / RED 11 / PURPLE 12 / LIGHT_PURPLE 13 / YELLOW 14 / GREY 15 / LIGHT_PURPLE_2 16 / LIGHT_GREEN_2 17 / LIGHT_GREEN_3 18 / LIGHT_CYAN_2 19 / LIGHT_RED_2 20 / MAGENTA 21 / LIGHT_PURPLE_3 22 / LIGHT_ORANGE 23 / ORANGE 24 / LIGHT_PURPLE_4 25 / LIGHT_YELLOW 26 / LIGHT_YELLOW_2 27 / WHITE 28 |
VMU Screen 3 Opacity | 10% / 20% / 30% / 40% / 50% / 60% / 70% / 80% / 90% / 100% |
reicast_vmu3_screen_opacity |
10% / 20% / 30% / 40% / 50% / 60% / 70% / 80% / 90% / 100% |
VMU Screen 4 Display | Disabled ✅ / Enabled |
reicast_vmu4_screen_display |
disabled / enabled |
VMU Screen 4 Position | Upper Left ✅ / Upper Right / Lower Left / Lower Right |
reicast_vmu4_screen_position |
Upper Left / Upper Right / Lower Left / Lower Right |
VMU Screen 4 Size | 1x ✅ / 2x / 3x / 4x / 5x |
reicast_vmu4_screen_size_mult |
1x / 2x / 3x / 4x / 5x |
VMU Screen 4 Pixel On Color | Default ON ✅ / Default OFF / Black / Blue / Light Blue / Green / Cyan / Cyan Blue / Light Green / Cyan Green / Light Cyan / Red / Purple / Light Purple / Yellow / Grey / Light Purple (2) / Light Green (2) / Light Green (3) / Light Cyan (2) / Light Red (2) / Magenta / Light Purple (3) / Light Orange / Orange / Light Violet (4) / Light Yellow / Light Yellow (2) / White |
reicast_vmu4_pixel_on_color |
DEFAULT_ON 00 / DEFAULT_OFF 01 / BLACK 02 / BLUE 03 / LIGHT_BLUE 04 / GREEN 05 / CYAN 06 / CYAN_BLUE 07 / LIGHT_GREEN 08 / CYAN_GREEN 09 / LIGHT_CYAN 10 / RED 11 / PURPLE 12 / LIGHT_PURPLE 13 / YELLOW 14 / GREY 15 / LIGHT_PURPLE_2 16 / LIGHT_GREEN_2 17 / LIGHT_GREEN_3 18 / LIGHT_CYAN_2 19 / LIGHT_RED_2 20 / MAGENTA 21 / LIGHT_PURPLE_3 22 / LIGHT_ORANGE 23 / ORANGE 24 / LIGHT_PURPLE_4 25 / LIGHT_YELLOW 26 / LIGHT_YELLOW_2 27 / WHITE 28 |
VMU Screen 4 Pixel Off Color | Default OFF ✅ / Default ON / Black / Blue / Light Blue / Green / Cyan / Cyan Blue / Light Green / Cyan Green / Light Cyan / Red / Purple / Light Purple / Yellow / Grey / Light Purple (2) / Light Green (2) / Light Green (3) / Light Cyan (2) / Light Red (2) / Magenta / Light Purple (3) / Light Orange / Orange / Light Violet (4) / Light Yellow / Light Yellow (2) / White |
reicast_vmu4_pixel_off_color |
DEFAULT_OFF 00 / DEFAULT_ON 01 / BLACK 02 / BLUE 03 / LIGHT_BLUE 04 / GREEN 05 / CYAN 06 / CYAN_BLUE 07 / LIGHT_GREEN 08 / CYAN_GREEN 09 / LIGHT_CYAN 10 / RED 11 / PURPLE 12 / LIGHT_PURPLE 13 / YELLOW 14 / GREY 15 / LIGHT_PURPLE_2 16 / LIGHT_GREEN_2 17 / LIGHT_GREEN_3 18 / LIGHT_CYAN_2 19 / LIGHT_RED_2 20 / MAGENTA 21 / LIGHT_PURPLE_3 22 / LIGHT_ORANGE 23 / ORANGE 24 / LIGHT_PURPLE_4 25 / LIGHT_YELLOW 26 / LIGHT_YELLOW_2 27 / WHITE 28 |
VMU Screen 4 Opacity | 10% / 20% / 30% / 40% / 50% / 60% / 70% / 80% / 90% / 100% |
reicast_vmu4_screen_opacity |
10% / 20% / 30% / 40% / 50% / 60% / 70% / 80% / 90% / 100% |