41 lines
1.1 KiB
C#
41 lines
1.1 KiB
C#
using UnityEngine;
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namespace Pathfinding {
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[ExecuteInEditMode]
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/// <summary>
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/// Helper class to keep track of references to GameObjects.
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/// Does nothing more than to hold a GUID value.
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/// </summary>
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[HelpURL("http://arongranberg.com/astar/docs/class_pathfinding_1_1_unity_reference_helper.php")]
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public class UnityReferenceHelper : MonoBehaviour {
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[HideInInspector]
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[SerializeField]
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private string guid;
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public string GetGUID () {
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return guid;
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}
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public void Awake () {
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Reset();
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}
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public void Reset () {
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if (string.IsNullOrEmpty(guid)) {
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guid = Pathfinding.Util.Guid.NewGuid().ToString();
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Debug.Log("Created new GUID - " + guid, this);
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} else if (gameObject.scene.name != null) {
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// Create a new GUID if there are duplicates in the scene.
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// Don't do this if this is a prefab (scene.name == null)
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foreach (UnityReferenceHelper urh in FindObjectsOfType(typeof(UnityReferenceHelper)) as UnityReferenceHelper[]) {
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if (urh != this && guid == urh.guid) {
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guid = Pathfinding.Util.Guid.NewGuid().ToString();
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Debug.Log("Created new GUID - " + guid, this);
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return;
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}
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}
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}
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}
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}
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}
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