Sm64config.txt ✰

renderer = 0 # 0 = OpenGL, 1 = DirectX (if supported) skip_intro = 0 show_fps = 0 force_30_fps = 0 # For old hardware or specific mods

# Graphics settings
window_width = 1280
window_height = 720
fullscreen = 0
vsync = 1
framerate_limit = 60
texture_filter = 1
msaa = 2
| Argument | Syntax | Effect |
| :--- | :--- | :--- |
| --skip-intro | (none) | Skips the Nintendo logo and file select cutscene. |
| --cheats | (none) | Enables built-in cheat menu (requires separate cheat file). |
| --enable-texture-dumping | (none) | Saves every loaded texture to texture_dump/ (modding tool). |
| --enable-texture-cache | (none) | Caches custom textures to RAM for faster loads. |
| --profile | --profile N | Logs performance metrics to console. |
If your SM64 port sounds like popping popcorn:
--audio sdl2
--buffersize 2048
--sample-rate 44100
--latency 0.05

The Verdict: The Unsung Hero of the PC Port
When fans talk about the PC port of Super Mario 64, they usually rave about 60fps gameplay, draw distance increases, and 4K textures. They rarely talk about the engine that makes it all run: the sm64config.txt file. While it lacks the glamour of a high-resolution texture pack, this configuration file is the single most important component for bridging the gap between a 1996 N64 game and a modern PC setup.
Functionality and Control
At its core, sm64config.txt acts as the "brain" of the user preferences. For decades, console gamers were locked into specific button mappings and display settings. This file shatters those limitations.
The true standout feature is the input mapping. The file allows users to define their controls with a granularity that PC gamers demand. Mapping the "Z-trigger" to an Xbox controller’s trigger or swapping the A/B buttons to match Nintendo’s layout is handled here. It solves the immediate friction of playing an N64 game on modern hardware. It’s responsive, easy to edit with a simple text editor (like Notepad), and allows for on-the-fly tweaking without needing to recompile the game.
Accessibility and Customization
Beyond controls, the file handles video and audio backend settings. It allows the player to select between windowed and fullscreen modes, change resolution scaling, and toggle the Retro-Active rendering features. It provides a layer of accessibility that the original cartridge never possessed. For players running the game on a Steam Deck or a lower-end laptop, the ability to toggle specific rendering flags within this text file is the difference between a stuttering mess and a smooth Mario experience.
The User Experience (UX)
The file follows a standard "Key = Value" structure that is readable by humans. Even a novice can open the file and understand that FULLSCREEN = 1 means the game is in fullscreen mode. sm64config.txt
However, this review must note one minor gripe: External Reliance. While the file is powerful, changing certain settings often requires restarting the game entirely to take effect. While not a dealbreaker, it introduces a trial-and-error loop (change setting -> save -> launch game -> realize the resolution is wrong -> close game -> edit file) that a built-in GUI options menu would solve. Thankfully, many modern builds now offer an in-game menu that writes to this file automatically, mitigating this issue.
Conclusion
sm64config.txt is not just a file; it is the symbol of what makes the decompilation project so special. It represents player freedom. It is functional, lightweight, and essential. While it lacks the flashiness of graphical mods, it provides the skeleton upon which those mods stand.
Rating: 9/10
Deducting one point for the lack of comments/documentation within the file itself for new users, but otherwise, it is a masterclass in simple configuration management.
sm64config.txt file is the primary configuration file for the Super Mario 64 PC Port (sm64-port) and its various forks (like sm64ex-coop
). It is automatically generated the first time you run the executable and stores your personalized settings for controls, video, and audio. File Locations
Depending on your operating system or specific port version, the file is typically found in one of these directories: : The same folder as your %AppData%/Roaming/sm64pc/ ~/.local/share/sm64pc/ Android/Handhelds : Often located in /ports/sm64/configuration/ subfolders. Key Configuration Sections 1. Control Bindings The file uses numerical DirectInput scancodes
to map keyboard and controller inputs. Each N64 button can typically have multiple bindings (columns) for keyboard, mouse, and gamepad. Common Default Code Description Button (Jump/Confirm) Button (Punch/Attack) Button (Crouch/Long Jump) Button (Camera distance) Button (Pause/Menu) key_cup / cdown C-Up and C-Down (Camera control) key_stickup Analog stick movement (Up) Note: Deleting sm64config.txt will reset all controls to their default factory settings. 2. Video & Display Settings
These toggles allow you to adjust the game's performance and visual style: fullscreen to toggle windowed mode. texture_filtering renderer = 0 # 0 = OpenGL, 1
: Toggles between a smooth (filtered) look or a pixelated (nearest-neighbor) look. : Disabling this can save CPU cycles on lower-end hardware. enable_fog : Toggles the distance-based fog effects. 3. Audio & Miscellaneous enable_sound : Can be set to to mute the game entirely. Custom Patches
: Some versions include settings for "Puppycam" (improved camera) or 60FPS patches directly within this config file. How to Edit
You can open and edit this file with any standard text editor like (Windows) or
(macOS). Always ensure the game is closed before saving changes, as the game may overwrite the file upon exiting. list of specific hex codes for remapping your keyboard to a different layout?
How to remap controls? · Issue #224 · sm64pc/sm64ex - GitHub
The sm64config.txt file is the primary settings file for the Super Mario 64 PC Port (and its variants like sm64ex or sm64rt). It allows players to manually configure settings that aren't always accessible via an in-game menu, such as window dimensions, fullscreen modes, and key bindings.
An "interesting" review of this file's utility often highlights the contrast between the technical hassle of editing a text file and the superior experience it unlocks compared to traditional emulation. User Reviews and Community Consensus
The "Best Way to Play": Reviewers on MFGG and RetroGameCorps emphasize that once configured, the port provides a native 60fps experience and high-resolution support that makes the game feel modern. # Graphics settings window_width = 1280 window_height =
The Technical Barrier: Some users on GameFAQs find the manual configuration via text file cumbersome, noting that there is "no easy way to configure the controls" without diving into the .txt file, which uses specific scan codes for keyboard keys.
Fixing Performance Issues: For some, the file is essential for fixing "speed" bugs; without manually locking the frame rate or adjusting the config, the game may run too fast or crash. Common sm64config.txt Key Bindings
If you are looking to edit your controls, the file uses numeric codes. A typical layout looks like this: key_a 57: Space bar (Jump) key_b 51: Comma (Attack) key_start 28: Enter (Pause) key_z 37: Left Alt (Crouch) key_stickup 17: W (Move forward) Game crashes on launch. · Issue #17 · DarioSamo/sm64rt
I’d be happy to help review sm64config.txt — but I need a little more context to give you a detailed, accurate review.
Could you please clarify which version or mod of Super Mario 64 this file belongs to? For example:


In the meantime, here’s a generic framework for reviewing an sm64config.txt file:
skip_intro = 1
cheats_enabled = 0
fps_counter = 1