From e671b3036a3f21dc4cd541a8a4be0c368f1e3650 Mon Sep 17 00:00:00 2001
From: linbingquan <695601626@qq.com>
Date: Tue, 30 Mar 2021 22:54:21 +0800
Subject: [PATCH 1/3] Bone: Covert to ES6.

---
 src/objects/Bone.js | 17 ++++++-----------
 1 file changed, 6 insertions(+), 11 deletions(-)

diff --git a/src/objects/Bone.js b/src/objects/Bone.js
index 3d375cadd40ec3..042eee17af248a 100644
--- a/src/objects/Bone.js
+++ b/src/objects/Bone.js
@@ -1,20 +1,15 @@
 import { Object3D } from '../core/Object3D.js';
 
-function Bone() {
+class Bone extends Object3D {
 
-	Object3D.call( this );
+	constructor() {
 
-	this.type = 'Bone';
+		this.type = 'Bone';
 
-}
-
-Bone.prototype = Object.assign( Object.create( Object3D.prototype ), {
-
-	constructor: Bone,
+	}
 
-	isBone: true
-
-} );
+}
 
+Bone.prototype.isBone = true;
 
 export { Bone };

From ace203cf300f70f4baee5b9c67b27ab2cb819912 Mon Sep 17 00:00:00 2001
From: linbingquan <695601626@qq.com>
Date: Wed, 31 Mar 2021 08:40:26 +0800
Subject: [PATCH 2/3] Add super();

---
 src/objects/Bone.js | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/objects/Bone.js b/src/objects/Bone.js
index 042eee17af248a..96ec242ba25796 100644
--- a/src/objects/Bone.js
+++ b/src/objects/Bone.js
@@ -3,6 +3,8 @@ import { Object3D } from '../core/Object3D.js';
 class Bone extends Object3D {
 
 	constructor() {
+		
+		super();
 
 		this.type = 'Bone';
 

From 59b58526ce72eb45849a4d65b3a9306495b60798 Mon Sep 17 00:00:00 2001
From: linbingquan <695601626@qq.com>
Date: Wed, 31 Mar 2021 09:16:13 +0800
Subject: [PATCH 3/3] Clean up.

---
 src/objects/Bone.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/objects/Bone.js b/src/objects/Bone.js
index 96ec242ba25796..01d87b5fb944b5 100644
--- a/src/objects/Bone.js
+++ b/src/objects/Bone.js
@@ -3,7 +3,7 @@ import { Object3D } from '../core/Object3D.js';
 class Bone extends Object3D {
 
 	constructor() {
-		
+
 		super();
 
 		this.type = 'Bone';