update

Packages/com.arongranberg.astar/ExampleScenes~/ExampleScripts/MinimumUnityVersionWarning.cs

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+#pragma warning disable IDE0051
+
+using System.Collections;
+using UnityEngine;
+using Pathfinding.Util;
+
+namespace Pathfinding.Examples {
+	[ExecuteInEditMode]
+	[HelpURL("https://arongranberg.com/astar/documentation/stable/minimumunityversionwarning.html")]
+	public class MinimumUnityVersionWarning : MonoBehaviour {
+#if !MODULE_ENTITIES || !UNITY_2022_2_OR_NEWER || !UNITY_2022_3_OR_NEWER
+		bool requiresUnity2022_2;
+		bool requiresUnity2022_3;
+		bool requiresEntities;
+
+
+		void Awake () {
+			requiresEntities = UnityCompatibility.FindAnyObjectByType<Pathfinding.FollowerEntity>() != null || UnityCompatibility.FindAnyObjectByType<Pathfinding.Examples.LightweightRVO>() != null;
+			// Box colliders from scenes created in Unity 2022+ are not compatible with older versions of Unity. They will end with the wrong size.
+			// The minimum version of the entitites package also requires Unity 2022
+			requiresUnity2022_2 = UnityCompatibility.FindAnyObjectByType<BoxCollider>() != null || requiresEntities;
+			// Navmesh cutting requires Unity 2022.3 or newer due to unity bugs in earlier versions
+			requiresUnity2022_3 = UnityCompatibility.FindAnyObjectByType<NavmeshCut>() != null || UnityCompatibility.FindAnyObjectByType<NavmeshAdd>() != null;
+		}
+
+		IEnumerator Start () {
+			// Catch dynamically spawned prefabs
+			yield return null;
+			Awake();
+		}
+#endif
+
+		void OnGUI () {
+#if !UNITY_2022_3_OR_NEWER
+			if (requiresUnity2022_3) {
+				var rect = new Rect(Screen.width/2 - 325, Screen.height/2 - 30, 650, 60);
+				GUILayout.BeginArea(rect, "", "box");
+				GUILayout.Label($"<b>Unity version too low</b>\nThis example scene can unfortunately not be played in your version of Unity, due to a Unity bug.\nYou must upgrade to Unity 2022.3 or later.");
+				GUILayout.EndArea();
+				return;
+			}
+#endif
+
+#if !UNITY_2022_2_OR_NEWER
+			if (requiresUnity2022_2) {
+				var rect = new Rect(Screen.width/2 - 325, Screen.height/2 - 30, 650, 60);
+				GUILayout.BeginArea(rect, "", "box");
+				GUILayout.Label($"<b>Unity version too low</b>\nThis example scene can unfortunately not be played in your version of Unity, due to compatibility issues.\nYou must upgrade to Unity 2022.2 or later.");
+				GUILayout.EndArea();
+				return;
+			}
+#endif
+
+#if !MODULE_ENTITIES
+			if (requiresEntities) {
+				var rect = new Rect(Screen.width/2 - 325, Screen.height/2 - 30, 650, 80);
+				GUILayout.BeginArea(rect, "", "box");
+#if UNITY_EDITOR
+				GUILayout.Label("<b>Just one more step</b>\nThis example scene requires version 1.0 or higher of the <b>Entities</b> package to be installed.");
+				if (GUILayout.Button("Install")) {
+					UnityEditor.PackageManager.Client.Add("com.unity.entities");
+				}
+#else
+				GUILayout.Label("<b>Just one more step</b>\nThis example scene requires version 1.0 or higher of the <b>Entities</b> package to be installed\nYou can install it from the Unity Package Manager");
+#endif
+				GUILayout.EndArea();
+				return;
+			}
+#endif
+		}
+	}
+}