Add StickGame Assets

phr/StickGame/Assets/FishNet/Runtime/Utility/Extension/Scenes.cs

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+using FishNet.Object;
+using GameKit.Utilities;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.SceneManagement;
+
+namespace FishNet.Utility.Extension
+{
+
+    public static class Scenes
+    {        
+        /// <summary>
+        /// Gets all NetworkObjects in a scene.
+        /// </summary>
+        /// <param name="s">Scene to get objects in.</param>
+        /// <param name="firstOnly">True to only return the first NetworkObject within an object chain. False will return nested NetworkObjects.</param>
+        /// <param name="cache">ListCache of found NetworkObjects.</param>
+        /// <returns></returns>
+        public static void GetSceneNetworkObjects(Scene s, bool firstOnly, ref List<NetworkObject> result)
+        {
+            List<NetworkObject> nobCacheA = CollectionCaches<NetworkObject>.RetrieveList();
+            List<NetworkObject> nobCacheB = CollectionCaches<NetworkObject>.RetrieveList();
+            List<GameObject> gameObjectCache = CollectionCaches<GameObject>.RetrieveList();
+            //Iterate all root objects for the scene.
+            s.GetRootGameObjects(gameObjectCache);
+            foreach (GameObject go in gameObjectCache)
+            {
+                //Get NetworkObjects within children of each root.
+                go.GetComponentsInChildren<NetworkObject>(true, nobCacheA);
+                //If network objects are found.
+                if (nobCacheA.Count > 0)
+                {
+                    //Add only the first networkobject 
+                    if (firstOnly)
+                    {
+                        /* The easiest way to see if a nob is nested is to
+                         * get nobs in parent and if the count is greater than 1, then
+                         * it is nested. The technique used here isn't exactly fast but
+                         * it will only occur during scene loads, so I'm trading off speed
+                         * for effort and readability. */
+                        foreach (NetworkObject nob in nobCacheA)
+                        {
+                            nob.GetComponentsInParent<NetworkObject>(true, nobCacheB);
+                            //No extra nobs, only this one.
+                            if (nobCacheB.Count == 1)
+                                result.Add(nob);
+                        }
+                    }
+                    //Not first only, add them all.
+                    else
+                    {
+                        result.AddRange(nobCacheA);
+                    }
+
+                }
+            }
+        }
+
+    }
+
+}