[Add] Synaptic AI Pro

https://assetstore.unity.com/packages/tools/generative-ai/synaptic-ai-pro-natural-language-control-for-unity-336030

Assets/Synaptic AI Pro/Runtime/UnityMainThreadDispatcher.cs

@@ -0,0 +1,88 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+using System;
+
+namespace SynapticPro
+{
+    /// <summary>
+    /// Unity Main Thread Dispatcher
+    /// Enables execution on Unity main thread from other threads
+    /// </summary>
+    public class UnityMainThreadDispatcher : MonoBehaviour
+    {
+        private static readonly Queue<Action> _executionQueue = new Queue<Action>();
+
+        private static UnityMainThreadDispatcher _instance = null;
+
+        public static bool Exists()
+        {
+            return _instance != null;
+        }
+
+        public static UnityMainThreadDispatcher Instance()
+        {
+            if (!Exists())
+            {
+                throw new Exception("UnityMainThreadDispatcher could not find the UnityMainThreadDispatcher object.");
+            }
+            return _instance;
+        }
+
+        void Awake()
+        {
+            if (_instance == null)
+            {
+                _instance = this;
+                DontDestroyOnLoad(this.gameObject);
+            }
+        }
+
+        void OnDestroy()
+        {
+            _instance = null;
+        }
+
+        public void Update()
+        {
+            lock (_executionQueue)
+            {
+                while (_executionQueue.Count > 0)
+                {
+                    _executionQueue.Dequeue().Invoke();
+                }
+            }
+        }
+
+        public void Enqueue(IEnumerator action)
+        {
+            lock (_executionQueue)
+            {
+                _executionQueue.Enqueue(() => {
+                    StartCoroutine(action);
+                });
+            }
+        }
+
+        public void Enqueue(Action action)
+        {
+            Enqueue(ActionWrapper(action));
+        }
+
+        IEnumerator ActionWrapper(Action a)
+        {
+            a();
+            yield return null;
+        }
+
+        [RuntimeInitializeOnLoadMethod(RuntimeInitializeLoadType.BeforeSceneLoad)]
+        private static void Initialize()
+        {
+            if (_instance == null)
+            {
+                GameObject dispatcher = new GameObject("UnityMainThreadDispatcher");
+                _instance = dispatcher.AddComponent<UnityMainThreadDispatcher>();
+            }
+        }
+    }
+}