From 46a0ffce502536891f954ddbe66be49f1859175a Mon Sep 17 00:00:00 2001
From: Harald Csaszar <harald.csaszar@pixelcloudgames.com>
Date: Mon, 22 Jun 2020 16:48:14 +0200
Subject: [PATCH] [cocos2d-x] Added early out check for MeshAttachment alpha ==
 0. Related to commit 254baf4. See #1708.

---
 spine-cocos2dx/src/spine/SkeletonRenderer.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/spine-cocos2dx/src/spine/SkeletonRenderer.cpp b/spine-cocos2dx/src/spine/SkeletonRenderer.cpp
index 7c589364b..d7331158f 100644
--- a/spine-cocos2dx/src/spine/SkeletonRenderer.cpp
+++ b/spine-cocos2dx/src/spine/SkeletonRenderer.cpp
@@ -930,6 +930,10 @@ namespace spine {
 				if (static_cast<RegionAttachment*>(attachment)->getColor().a == 0)
 					return true;
 			}
+			else if (attachment->getRTTI().isExactly(MeshAttachment::rtti)) {
+				if (static_cast<MeshAttachment*>(attachment)->getColor().a == 0)
+					return true;
+			}
 			return false;
 		}