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Libretro Docs

About
Start
Start
For Users
For Users
- Getting Started
  Getting Started
  - Windows
    Windows
    
    Windows 7/8/8.1/10/11
    
    Windows 2000/ME/98SE
  - GNU/Linux
  - Apple
    Apple
    
    macOS
    
    iOS/tvOS
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    Nintendo
    
    Switch
    
    3DS/2DS Family
  - Sony
    Sony
    
    PlayStation Portable
    
    PlayStation Vita
    
    PlayStation 2
    
    PlayStation 3
    
    PlayStation Classic
  - Others
    Others
    
    Lakka
    Lakka
    
    Installing
    
    Building
    
    Ludo
    Ludo
    
    Installing
    
    Building
    
    Steam Link
    
    Web Player
    
    Sega Genesis Mini
    
    Facebook Portal
- User Guides
  User Guides
  - User Interface
  - Input and Controls
  - Controller Auto-Configuration
  - Installing Cores
  - Directory Configuration
  - File Browser
  - Launching Content
  - Importing Content
  - Shaders
  - Overrides: Content/Folder/Core-Specific Settings
  - Cheat/Rumble Codes
  - Input Overlays
  - What is BIOS?
  - Netplay
    Netplay
    
    FAQ
    
    Getting Started
    
    Multiple Controllers
  - RetroAchievements
  - Softpatching ROMs
  - Accessibility
    Accessibility
    
    Quick Start
    
    Guide
  - Video Recording and Streaming
  - Troubleshooting
  - Generating Logs
- Appearance & Customization
  Appearance & Customization
- Advanced
  Advanced
- Lakka Documentation
- Core Library: Emulation
  Core Library: Emulation
  - Getting Started with Arcade Emulation
  - Getting Started with MAME Software List Emulation
  - BIOS Information Hub
  - 3DO Emulation
    3DO Emulation
    
    The 3DO Company - 3DO (Opera)
    
    3DO Compatibility List
  - Amstrad Emulation
    Amstrad Emulation
    
    Amstrad - CPC (Caprice32)
    
    Amstrad - CPC (CrocoDS)
  - Apple
    Apple
    
    Apple - Macintosh (minivmac)
  - Arcade Emulation
    Arcade Emulation
    
    Arcade (FinalBurn Neo)
    
    Arcade (MAME 2003)
    
    Arcade (MAME 2003-Plus)
    
    Arcade (MAME 2010)
    
    Arcade (SAME_CDI)
  - Atari Emulation
    Atari Emulation
    
    Atari - Jaguar Compatibility List
    
    Atari - Lynx Compatibility List:
    
    Atari - 2600 (Stella)
    
    Atari - 7800 (ProSystem)
    
    Atari - 5200 (Atari800)
    
    Atari - Jaguar (Virtual Jaguar)
    
    Atari - Lynx (Beetle Lynx)
    
    Atari - Lynx (Handy)
    
    Atari - ST/STE/TT/Falcon (Hatari)
  - Bandai Emulation
    Bandai Emulation
    
    Bandai - WonderSwan/Color (Beetle Cygne)
    
    Bandai - Wonderswan Compatibility List
  - ColecoVision Emulation
    ColecoVision Emulation
    
    ColecoVision (Gearcoleco)
    
    MSX/SVI/ColecoVision/SG-1000 (blueMSX)
  - Commodore Emulation
    Commodore Emulation
    
    Commodore - 8-bit (VICE)
    
    Commodore - Amiga (PUAE)
  - DOS Emulation
    DOS Emulation
    
    MS - DOS (DOSBox)
    
    MS - DOS (DOSBox Pure)
    
    MS - DOS (VirtualXT)
  - Enterprise Emulation
    Enterprise Emulation
    
    Enterprise 128 (ep128emu)
  - Elektronika
    Elektronika
    
    Elektronika - BK-0010/BK-0011 (bk)
  - GCE Emulation
    GCE Emulation
    
    GCE - Vectrex (vecx)
  - Magnavox Emulation
    Magnavox Emulation
    
    Magnavox - Odyssey2 / Phillips Videopac+ (O2EM)
  - Mattel Emulation
    Mattel Emulation
    
    Mattel - Intellivision (FreeIntv)
  - Microsoft Emulation
    Microsoft Emulation
    
    Microsoft - MSX (fMSX)
    
    MSX/SVI/ColecoVision/SG-1000 (blueMSX)
  - Nintendo Emulation
    Nintendo Emulation
    
    Nintendo - DS Compatibility List
    
    Nintendo - Game Boy Advance Compatibility List
    
    Nintendo - Game Boy Color Compatibility List
    
    Nintendo - NES Compatibility List
    
    Nintendo - SNES Compatibility List
    
    Nintendo - Game Boy / Color (Emux GB)
    
    Nintendo - Game Boy / Color (Gambatte)
    
    Nintendo - Game Boy / Color (SameBoy)
    
    Nintendo - Game Boy / Game Boy Color (TGB Dual)
    
    Nintendo - Game Boy / Color (Gearboy)
    
    Nintendo - Game Boy Advance (Beetle GBA)
    
    Nintendo - Game Boy Advance (gpSP)
    
    Nintendo - Game Boy Advance (Meteor)
    
    Nintendo - Game Boy Advance (mGBA)
    
    Nintendo - Game Boy Advance (TempGBA)
    
    Nintendo - Game Boy Advance (VBA Next)
    
    Nintendo - Game Boy Advance (VBA-M)
    
    Nintendo - GameCube/Wii (Dolphin)
    
    Nintendo - NES (bnes)
    
    Nintendo - NES / Famicom (Emux NES)
    
    Nintendo - NES / Famicom (FCEUmm)
    
    Nintendo - NES / Famicom (Mesen)
    
    Nintendo - NES / Famicom (Nestopia UE)
    
    Nintendo - NES / Famicom (QuickNES)
    
    Nintendo - 3DS (Citra)
    
    Nintendo - 3DS (Citra Canary/Experimental)
    
    Nintendo - Nintendo 64 (Mupen64Plus)
    
    Nintendo - DS (DeSmuME 2015)
    
    Nintendo - DS (DeSmuME)
    
    Nintendo - DS (melonDS)
    
    Nintendo - Pokémon Mini (PokeMini)
    
    Nintendo - SNES / Famicom (Beetle bsnes)
    
    Nintendo - SNES / Famicom (bsnes Accuracy)
    
    Nintendo - SNES / Famicom (bsnes Balanced)
    
    Nintendo - SNES / Famicom (bsnes C++98 (v085))
    
    Nintendo - SNES / Famicom (bsnes Performance)
    
    Nintendo - SNES / Famicom (bsnes-mercury Accuracy)
    
    Nintendo - SNES / Famicom (bsnes-mercury Balanced)
    
    Nintendo - SNES / Famicom (bsnes-mercury Performance)
    
    Nintendo - SNES / Famicom (higan Accuracy)
    
    Nintendo - SNES / Famicom (nSide Balanced)
    
    Nintendo - SNES / SFC / Game Boy / Color (Mesen-S)
    
    Nintendo - SNES / Famicom (Snes9x 2002)
    
    Nintendo - SNES / Famicom (Snes9x 2005 Plus)
    
    Nintendo - SNES / Famicom (Snes9x 2005)
    
    Nintendo - SNES / Famicom (Snes9x 2010)
    
    Nintendo - SNES / Famicom (Snes9x)
    
    Nintendo - Virtual Boy (Beetle VB)
  - NEC Emulation
    NEC Emulation
    
    NEC - PC-FX Compatibility List
    
    NEC - PC-8000 / PC-8800 series (QUASI88)
    
    NEC - PC-98 (Neko Project II Kai)
    
    NEC - PC Engine SuperGrafx (Beetle SGX)
    
    NEC - PC Engine / CD (Beetle PCE FAST)
    
    NEC - PC-FX (Beetle PC-FX)
  - Phillips Emulation
    Phillips Emulation
    
    Magnavox - Odyssey2 / Phillips Videopac+ (O2EM)
  - RISC-V Emulation
    RISC-V Emulation
    
    RVVM - RISC-V Virtual Machine
  - SNK Emulation
    SNK Emulation
    
    SNK - Neo Geo Pocket / Color (Beetle NeoPop)
    
    SNK - Neo Geo Pocket / Color (RACE)
  - Sega Emulation
    Sega Emulation
    
    Cannonball
    
    Sega - 32X Compatibility List
    
    Sega - Dreamcast Compatibility List
    
    Sega - Saturn Compatibility List
    
    Sega - Dreamcast (flycast)
    
    Sega - Dreamcast (redream)
    
    Sega - Dreamcast VMU (VeMUlator)
    
    Sega - Master System (Emux SMS)
    
    Sega - MS/GG (SMS Plus GX)
    
    Sega - MS/GG/SG-1000 (Gearsystem)
    
    Sega - MS/GG/MD/CD (Genesis Plus GX)
    
    Sega - MS/MD/CD/32X (PicoDrive)
    
    Sega - MD/CD (BlastEm)
    
    Sega - Saturn (Beetle Saturn)
    
    Sega - Saturn/ST-V (Kronos)
    
    Sega - Saturn (Yabause)
    
    Sega - Saturn (YabaSanshiro)
    
    MSX/SVI/ColecoVision/SG-1000 (blueMSX)
  - Sharp Emulation
    Sharp Emulation
    
    Sharp - X68000 (PX68k)
  - Sinclair Emulation
    Sinclair Emulation
    
    Sinclair - ZX 81 (EightyOne)
    
    Sinclair - ZX Spectrum (Fuse)
  - Sony Emulation
    Sony Emulation
    
    Sony - Playstation Compatibility List
    
    Sony - PlayStation (Beetle PSX)
    
    Sony - PlayStation (Beetle PSX HW)
    
    Sony - PlayStation (PCSX ReARMed)
    
    Sony - PlayStation 2 (PCSX2)
    
    Sony - PlayStation 2 (Play!)
    
    Sony - PlayStation Portable (PPSSPP)
  - Super Cassette Vision
    Super Cassette Vision
    
    Super Cassette Vision (EmuSCV)
  - SpectraVision Emulation
    SpectraVision Emulation
    
    MSX/SVI/ColecoVision/SG-1000 (blueMSX)
  - Texas Instruments Emulation
    Texas Instruments Emulation
    
    Texas Instruments - TI-83 (Numero)
  - Thomson Emulation
    Thomson Emulation
    
    Thomson - MO/TO (Theodore)
  - MegaDuck Emulation
    MegaDuck Emulation
    
    Welback Holdings - Mega Duck (SameDuck)
- Core Library: Game and Scripting Engines
  Core Library: Game and Scripting Engines
  - 2048
  - 3D Engine
  - Anarch
  - Cave Story (NXEngine)
  - Cannonball
  - ChaiLove
  - CHIP-8 Emulation
    CHIP-8 Emulation
    
    XO-CHIP/CHIP-8 (JAXE)
    
    CHIP-8 (Emux)
  - Dinothawr
  - Doom (PrBoom)
  - Doom 3 (Boom3)
  - Dungeon Crawl Stone Soup
  - Flashback (REminiscence)
  - Handheld Electronic (GW)
  - Jump n Bump
  - LowRes NX
  - Lua Engine (Lutro)
  - MicroW8
  - Minecraft (Craft)
  - Mr.Boom (Bomberman)
  - Quake 1 (TyrQuake)
  - Rick Dangerous (XRick)
  - RPG Maker 2000/2003 (EasyRPG)
  - ScummVM
  - The Powder Toy
  - TIC-80
  - Tomb Raider (OpenLara)
  - Uzebox (Uzem)
  - VaporSpec
  - Vircon32
  - WebAssembly (WASM-4)
  - Wolfenstein 3D (ECWolf)
- Core Library: Media
  Core Library: Media
- Core Library: Special-Purpose
  Core Library: Special-Purpose
  - Dummy Core
  - Remote RetroPad
- Shader Library
  Shader Library
  - Introduction
  - 3dfx
  - antialiasing
  - autobox
  - border
  - blurs
  - cel
  - cgp
  - crt
  - crt-royale
  - cubic
  - ddt
  - dithering
  - eagle
  - handheld
  - handheld-border
  - hqx
  - linear
  - motionblur
  - mudlord
  - nedi
  - nnedi3
  - ntsc
  - presets
  - retro
  - sabr
  - scalefx-OLD-shaders
  - scalefx
  - scalehq
  - scalenx
  - sharpen
  - windowed
  - xbr
  - xbrz
  - xsal
  - xsoft
For Developers
For Developers
- Libretro API and Ecosystem
  Libretro API and Ecosystem
- RetroArch Development
  RetroArch Development
  - Glossary
  - Debugging
  - Adding Menu Entries
  - Input
    Input
    
    Input Driver Specification
    
    Input Overlays
    
    Parallel Port Controllers
  - Adding New Languages to RetroArch
  - Helping With RetroArch Translations
  - Network Protocols
    Network Protocols
    
    Netplay
    
    Network Control Interface
  - RetroArch Compilation Guides
    RetroArch Compilation Guides
    
    Apple
    Apple
    
    macOS
    
    iOS/tvOS
    
    Android
    
    Linux and BSD
    Linux and BSD
    
    Overview for Linux/BSD
    
    Ubuntu
    
    Haiku
    
    Microsoft
    Microsoft
    
    Windows 7 and later (MSYS2)
    
    MSVC Compatibility Guide
    
    Windows XP and later (MSVC2010)
    Windows XP and later (MSVC2010)
    
    MSVC Commandline
    
    MSVC IDE
    
    Windows 2000 and later (MSVC2008)
    Windows 2000 and later (MSVC2008)
    
    MSVC Commandline
    
    MSVC IDE
    
    Windows 98SE/ME/2000 (MSVC2005)
    Windows 98SE/ME/2000 (MSVC2005)
    
    MSVC Commandline
    
    MSVC IDE
    
    Windows 95/98/NT4 (MSVC2003)
    Windows 95/98/NT4 (MSVC2003)
    
    MSVC Commandline
    
    Windows NT3.51 (MSVC6)
    Windows NT3.51 (MSVC6)
    
    MSVC Commandline
    
    DOS
    
    Nintendo
    Nintendo
    
    Nintendo 3DS
    
    Nintendo GameCube
    
    Nintendo Wii
    
    Nintendo Wii U
    
    Nintendo Switch (libnx)
    
    Sony
    Sony
    
    PlayStation2
    
    PlayStation Portable
    
    PlayStation Vita/TV
- Core Development
  Core Development
  - Core Development Overview
  - Dynamic Rate Control for Emulators
  - OpenGL Accelerated Cores
  - Core-Specific Docs
    Core-Specific Docs
    
    Nintendo - GameCube/Wii (Dolphin)
    
    Nintendo - GameCube/Wii (Ishiiruka)
    
    Sega - Dreamcast/NAOMI (Flycast)
    
    Sony - PlayStation (SwanStation)
    
    Sony - PlayStation2 (PCSX2)
    
    MAME (0.181-current)
    
    MAME 2016
    
    MAME 2003-Plus
- Shader Development
  Shader Development
Contribute to the Docs
Contribute to the Docs
- Adding or Editing Documentation
- Core List
- Core Template
- Shader Preview Template Shader Preview Template
  Table of contents
- See Also
Support
Support

Table of contents

Background
Comments
External Links

Title¶

Background¶

Comments¶

External Links¶

Slang Shaders
GLSL Shaders
CG Shaders

Last update: 2023-12-02

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