dmx: Add configurable local sACN IP address

Assets/Prefabs/Menu/Settings/Visuals/IPv4Setting.prefab

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@@ -288,6 +277,17 @@ RectTransform:
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+--- !u!114 &3424729177075475668 stripped
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   _inputField: {fileID: 1887982916101165759}

Assets/Script/Integration/Sacn/SacnHardware.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Net;
 using Haukcode.sACN;
 using UnityEngine;
 using YARG.Core.Logging;
@@ -37,9 +38,12 @@ public void HandleEnabledChanged(bool isEnabled)
             {
                 if (_sendClient != null) return;
 
-                var IPAddress = SACNCommon.GetFirstBindAddress().IPAddress;
+                string configuredAddress = SettingsManager.Settings.DMXLocalIP.Value;
+                IPAddress ipAddress = string.IsNullOrEmpty(configuredAddress)
+                    ? SACNCommon.GetFirstBindAddress().IPAddress
+                    : IPAddress.Parse(configuredAddress);
 
-                if (IPAddress == null)
+                if (ipAddress == null)
                 {
                     if (!_toastShown)
                     {
@@ -56,7 +60,7 @@ public void HandleEnabledChanged(bool isEnabled)
                 SacnInterpreter.OnChannelSet += HandleChannelEvent;
 
                 _sendClient = new SACNClient(senderId: _acnSourceId, senderName: ACN_SOURCE_NAME,
-                    localAddress: IPAddress);
+                    localAddress: ipAddress);
 
                 _timer = 0f;
             }

Assets/Script/Menu/Settings/Visuals/IPv4SettingVisual.cs

@@ -28,7 +28,11 @@ public void OnTextFieldChange()
         {
             try
             {
-                if (IPAddress.TryParse(_inputField.text, out var ipAddress))
+                if (Setting.AllowEmpty && string.IsNullOrEmpty(_inputField.text))
+                {
+                    Setting.Value = string.Empty;
+                }
+                else if (IPAddress.TryParse(_inputField.text, out var ipAddress))
                 {
                     if (IPv4Setting.IsValidIPv4(ipAddress))
                     {

Assets/Script/Settings/SettingsManager.Settings.cs

@@ -562,6 +562,8 @@ public void OpenExecutablePath()
 
             public IntSetting DMXKeysChannel { get; } = new(32, 1, 512, v => SacnInterpreter.Instance.KeysChannel = v);
 
+            public IPv4Setting DMXLocalIP { get; } = new("", allowEmpty: true);
+
             public IntSetting DMXUniverseChannel { get; } = new(1, 1, 65535);
 
             public IntSetting DMXTargetFPS { get; } = new(44, 10, 60);

Assets/Script/Settings/SettingsManager.cs

@@ -225,6 +225,7 @@ public static partial class SettingsManager
                 nameof(Settings.DMXBassChannel),
                 nameof(Settings.DMXKeysChannel),
                 new HeaderMetadata("AdvancedDMXSettings"),
+                nameof(Settings.DMXLocalIP),
                 nameof(Settings.DMXUniverseChannel),
                 nameof(Settings.DMXDimmerValues),
                 nameof(Settings.DMXTargetFPS),

Assets/Script/Settings/Types/IPv4Setting.cs

@@ -8,17 +8,28 @@ public class IPv4Setting : AbstractSetting<string>
     {
         public override string AddressableName => "Setting/IPv4";
 
-        public IPv4Setting(string value, Action<string> onChange = null) : base(onChange)
+        private readonly string _defaultValue;
+
+        public bool AllowEmpty { get; }
+
+        public IPv4Setting(string value, Action<string> onChange = null, bool allowEmpty = false) : base(onChange)
         {
+            _defaultValue = value;
+            AllowEmpty = allowEmpty;
             _value = value;
         }
 
         protected override void SetValue(string value)
         {
+            if (AllowEmpty && string.IsNullOrEmpty(value))
+            {
+                _value = string.Empty;
+                return;
+            }
+
             if (!IsValidIPv4(value))
             {
-                // If it's invalid, just default to this
-                _value = "255.255.255.255";
+                _value = _defaultValue;
             }
             else
             {

Assets/StreamingAssets/lang/en-US.json

@@ -1709,6 +1709,10 @@
                 "Name": "DMX Broadcast Universe",
                 "Description": "This is the universe that YARG will send the sACN packet to. Default is \"1\". Maximum is \"65535\"."
             },
+            "DMXLocalIP": {
+                "Name": "sACN Local IP",
+                "Description": "The local IPv4 address used to send sACN packets. Leave blank to automatically select the first available Ethernet or Wi-Fi address."
+            },
             "ReconnectProfiles": {
                 "Name": "Reconnect Profiles",
                 "Description": "At startup, reconnect previously connected profiles."