From 117b76bb35de954a1912c34a6ae71229b6632d38 Mon Sep 17 00:00:00 2001
From: "jiaxin.lai" <goodlaijiaxin@qq.com>
Date: Thu, 18 Jul 2019 14:20:42 +0800
Subject: [PATCH] Fix bug of samepleEvents in animation-state.ts (#4909)

---
 cocos/animation/animation-state.ts | 1 +
 1 file changed, 1 insertion(+)

diff --git a/cocos/animation/animation-state.ts b/cocos/animation/animation-state.ts
index 5c1fab951ee..3fb0b204488 100644
--- a/cocos/animation/animation-state.ts
+++ b/cocos/animation/animation-state.ts
@@ -652,6 +652,7 @@ export class AnimationState extends Playable {
     }
 
     private _sampleEvents (wrapInfo: WrappedInfo) {
+        const length = this._clip.eventGroups.length;
         let direction = wrapInfo.direction;
         let eventIndex = this._clip.getEventGroupIndexAtRatio(wrapInfo.ratio);
         if (eventIndex < 0) {