From 0e2ced50429e15374d09d2cc926e7a42a01d3a49 Mon Sep 17 00:00:00 2001
From: Harald Csaszar <harald.csaszar@pixelcloudgames.com>
Date: Wed, 29 Jul 2020 11:53:32 +0200
Subject: [PATCH] [unity] PointFollower and BoundingBoxFollower now correctly
 unsubscribe from events on deletion / disable. Closes #1729.

---
 .../spine-unity/Components/Following/BoundingBoxFollower.cs  | 3 +++
 .../spine-unity/Components/Following/PointFollower.cs        | 5 +++++
 2 files changed, 8 insertions(+)

diff --git a/spine-unity/Assets/Spine/Runtime/spine-unity/Components/Following/BoundingBoxFollower.cs b/spine-unity/Assets/Spine/Runtime/spine-unity/Components/Following/BoundingBoxFollower.cs
index 570a2cc78..0ef19dd3a 100644
--- a/spine-unity/Assets/Spine/Runtime/spine-unity/Components/Following/BoundingBoxFollower.cs
+++ b/spine-unity/Assets/Spine/Runtime/spine-unity/Components/Following/BoundingBoxFollower.cs
@@ -177,6 +177,9 @@ namespace Spine.Unity {
 		void OnDisable () {
 			if (clearStateOnDisable)
 				ClearState();
+
+			if (skeletonRenderer != null)
+				skeletonRenderer.OnRebuild -= HandleRebuild;
 		}
 
 		public void ClearState () {
diff --git a/spine-unity/Assets/Spine/Runtime/spine-unity/Components/Following/PointFollower.cs b/spine-unity/Assets/Spine/Runtime/spine-unity/Components/Following/PointFollower.cs
index 699e42823..413b9306c 100644
--- a/spine-unity/Assets/Spine/Runtime/spine-unity/Components/Following/PointFollower.cs
+++ b/spine-unity/Assets/Spine/Runtime/spine-unity/Components/Following/PointFollower.cs
@@ -100,6 +100,11 @@ namespace Spine.Unity {
 			}
 		}
 
+		void OnDestroy () {
+			if (skeletonRenderer != null)
+				skeletonRenderer.OnRebuild -= HandleRebuildRenderer;
+		}
+
 		public void LateUpdate () {
 			#if UNITY_EDITOR
 			if (!Application.isPlaying) skeletonTransformIsParent = Transform.ReferenceEquals(skeletonTransform, transform.parent);