73 lines
2.9 KiB
C#

#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
}
}
}