neptune-hidapi.net's Introduction

neptune-hidapi.net

Steam Deck Controller (Neptune) HID Api Library for .Net

How to use

Download the .dll files from the releases section
Copy them to the root of your project
Right click, select settings and set the file to "Always copy to output dir"
Make sure your project is built for x64 platform. ** If not, go to Build > Configuration manager and add a new configuration for x64.
See below Example on how to grab controller inputs and write them to the console

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace neptune_hidapi.net
{
    internal class Program
    {
        static void Main(string[] args)
        {
            NeptuneController controller = new NeptuneController();
            controller.OnControllerInputReceived += Controller_OnControllerInputReceived;
            controller.LizardModeEnabled = true; //Mouse and Keyboard emulation enabled.
            controller.Open(); //Open the controller device.
            Console.WriteLine($"Controller Serial: {controller.SerialNumber}"); // Output the serial number. Only available once device has been opened.
            Console.ReadLine();
        }

        static DateTime lastUpdate = DateTime.Now;

        private static void Controller_OnControllerInputReceived(object sender, NeptuneControllerInputEventArgs e)
        {
            if ((DateTime.Now - lastUpdate).TotalMilliseconds > 100)
            {
                Console.CursorTop = 0;
                Console.CursorLeft = 0;
                foreach (var btn in e.State.ButtonState.Buttons)
                {
                    Console.WriteLine($"{btn}: {e.State.ButtonState[btn]}      ");
                }
                foreach (var axis in e.State.AxesState.Axes)
                {
                    Console.WriteLine($"{axis}: {e.State.AxesState[axis]}      ");
                }
                lastUpdate = DateTime.Now;
            }
        }
    }
}

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