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wtf is rv_there_yet_steeringwheel_compatibility_mod?

leocholvy/rv_there_yet_steeringwheel_compatibility_mod — explained in plain English

Analysis updated 2026-05-18

0C++Audience · generalComplexity · 3/5Setup · moderate

TL;DR

A C++ DLL mod that adds native steering wheel, pedal, and H pattern shifter support with dynamic force feedback to an Unreal Engine driving game.

Mindmap

mindmap
  root((repo))
    What it does
      Steering wheel support
      Dynamic force feedback
    Tech stack
      C++
      SDL2
      Dear ImGui
    Features
      In game GUI
      Live calibration
      H shifter binding
    Install
      Compile DLL
      Inject into game process
    Audience
      Sim racing players
      Unreal Engine modders

Code map

Detail Auto

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filefunction / class

Why would anyone build with this?

REASON 1

Add real steering wheel and H pattern shifter support to a driving game that lacks native wheel support.

REASON 2

Get dynamic force feedback that responds to vehicle speed, jumps, and loss of grip while driving.

REASON 3

Calibrate a steering wheel and pedals automatically instead of hand editing configuration files.

What's in the stack?

C++SDL2Dear ImGuiCMake

How it stacks up

leocholvy/rv_there_yet_steeringwheel_compatibility_modachanana/mavsdkalange/llama.cpp
Stars00
LanguageC++C++C++
Last pushed2024-05-20
MaintenanceDormant
Setup difficultymoderatemoderatemoderate
Complexity3/54/54/5
Audiencegeneraldeveloperdeveloper

Figures from each repo's GitHub metadata at analysis time.

How do you spin it up?

Difficulty · moderate Time to first run · 30min

Requires compiling the DLL and injecting it into the running game process with a separate injector tool.

Wtf does this do

This project is a modification, distributed as a Windows DLL file, that adds proper steering wheel and pedal support to a driving game built on Unreal Engine, referred to in the code as RV Mod. It was tested with Logitech G920 and G29 wheels and supports H pattern gear shifters, letting players shift gears manually instead of relying on the keyboard or a generic gamepad mapping. The mod adds an in game settings window built with a graphical interface library called Dear ImGui, so players can configure everything, from wheel selection to force feedback strength, without editing text files or using a console. Force feedback, the resistance and vibration a wheel pushes back against the driver's hands, is calculated dynamically based on the vehicle's actual speed, includes resistance even while parked, and reduces automatically during jumps or when the vehicle loses grip. A calibration tool detects each wheel and pedal's minimum, center, and maximum values automatically, and gear binding is done simply by shifting into each gear while the tool watches. The mod reads wheel and pedal input directly through a library called SDL2 rather than emulating a different input device, which the author says removes the need for separate emulation software some other setups require. It was built using an Unreal Engine software development kit that the author generated with a tool called Dumper 7, which extracts the game's internal class structure so the mod can interact with it directly. To use the mod, players need the compiled DLL file and a way to load it into the running game process, such as a common DLL injector program, since the game itself has no built in support for loading it. The project is written in C++ using CMake and Microsoft's compiler, and the author describes it as a passion project, inviting bug reports and suggestions through GitHub issues.

Yoink these prompts

Prompt 1
Help me build the RV Mod DLL from source using CMake and MSVC.
Prompt 2
Walk me through calibrating my Logitech G29 wheel and binding the H pattern shifter in the mod's GUI.
Prompt 3
Explain how this mod calculates dynamic force feedback based on vehicle speed and grip loss.
Prompt 4
Show me how to inject the compiled DLL into the running game process to load the mod.

Frequently asked questions

wtf is rv_there_yet_steeringwheel_compatibility_mod?

A C++ DLL mod that adds native steering wheel, pedal, and H pattern shifter support with dynamic force feedback to an Unreal Engine driving game.

What language is rv_there_yet_steeringwheel_compatibility_mod written in?

Mainly C++. The stack also includes C++, SDL2, Dear ImGui.

How hard is rv_there_yet_steeringwheel_compatibility_mod to set up?

Setup difficulty is rated moderate, with roughly 30min to a first successful run.

Who is rv_there_yet_steeringwheel_compatibility_mod for?

Mainly general.

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