Add new meta files and interfaces for project structure

Assets/Samples/A_ Pathfinding Project/5.3.8/Example scenes/ExampleScripts/RecastTileUpdate.cs

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+using UnityEngine;
+
+namespace Pathfinding {
+	/// <summary>
+	/// Updates the recast tile(s) it is in at start, needs RecastTileUpdateHandler.
+	///
+	/// If there is a collider attached to the same GameObject, the bounds
+	/// of that collider will be used for updating, otherwise
+	/// only the position of the object will be used.
+	///
+	/// Note: This class needs a RecastTileUpdateHandler somewhere in the scene.
+	/// See the documentation for that class, it contains more information.
+	///
+	/// Note: This does not use navmesh cutting. If you only ever add
+	/// obstacles, but never add any new walkable surfaces then you might
+	/// want to use navmesh cutting instead. See navmeshcutting (view in online documentation for working links).
+	///
+	/// See: RecastTileUpdateHandler
+	///
+	/// Deprecated: Since version 5.0, this component is not necessary, since normal graph updates on recast graphs are now batched together if they update the same tiles.
+	/// Use e.g. the <see cref="DynamicObstacle"/> component instead.
+	/// </summary>
+	[System.Obsolete("This component is no longer necessary. Normal graph updates on recast graphs are now batched together if they update the same tiles. Use the DynamicObstacle component instead")]
+	[HelpURL("https://arongranberg.com/astar/documentation/stable/recasttileupdate.html")]
+	public class RecastTileUpdate : MonoBehaviour {
+		public static event System.Action<Bounds> OnNeedUpdates;
+
+		void Start () {
+			ScheduleUpdate();
+		}
+
+		void OnDestroy () {
+			ScheduleUpdate();
+		}
+
+		/// <summary>Schedule a tile update for all tiles that contain this object</summary>
+		public void ScheduleUpdate () {
+			var collider = GetComponent<Collider>();
+
+			if (collider != null) {
+				if (OnNeedUpdates != null) {
+					OnNeedUpdates(collider.bounds);
+				}
+			} else {
+				if (OnNeedUpdates != null) {
+					OnNeedUpdates(new Bounds(transform.position, Vector3.zero));
+				}
+			}
+		}
+	}
+}