From b3f76c4e54200e0cfc497248eb1fd1b1e826d691 Mon Sep 17 00:00:00 2001
From: Harald Csaszar <harald.csaszar@pixelcloudgames.com>
Date: Wed, 23 Jun 2021 20:30:33 +0200
Subject: [PATCH] [unity] Fixed SkeletonGraphic `Update When Invisible` not
 working. Now it uses `onCullStateChanged`, which can be used with RectMask2D.
 Closes #1910.

---
 .../Runtime/spine-unity/Components/SkeletonGraphic.cs  | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/spine-unity/Assets/Spine/Runtime/spine-unity/Components/SkeletonGraphic.cs b/spine-unity/Assets/Spine/Runtime/spine-unity/Components/SkeletonGraphic.cs
index ae16f2ed3..366054a6e 100644
--- a/spine-unity/Assets/Spine/Runtime/spine-unity/Components/SkeletonGraphic.cs
+++ b/spine-unity/Assets/Spine/Runtime/spine-unity/Components/SkeletonGraphic.cs
@@ -202,7 +202,8 @@ namespace Spine.Unity {
 		protected override void Awake () {
 
 			base.Awake ();
-			updateMode = updateWhenInvisible;
+			this.onCullStateChanged.AddListener(OnCullStateChanged);
+
 			SyncRawImagesWithCanvasRenderers();
 			if (!this.IsValid) {
 #if UNITY_EDITOR
@@ -313,6 +314,13 @@ namespace Spine.Unity {
 			UpdateMesh();
 		}
 
+		protected void OnCullStateChanged (bool culled) {
+			if (culled)
+				OnBecameInvisible();
+			else
+				OnBecameVisible();
+		}
+
 		public void OnBecameVisible () {
 			updateMode = UpdateMode.FullUpdate;
 		}