From a8db691e574ea17135ec78612448620e9cedfd0d Mon Sep 17 00:00:00 2001
From: Joe Pea <trusktr@gmail.com>
Date: Wed, 20 Mar 2024 19:13:44 -0700
Subject: [PATCH] AnimationClip: default constructor parameters

This makes AnimationClip easier to use without providing initial tracks, f.e.

```js
const clip = new AnimationClip();

// ...any time later...
clip.tracks.push(...keyframeTracks)
clip.resetDuration()
```
---
 src/animation/AnimationClip.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/animation/AnimationClip.js b/src/animation/AnimationClip.js
index 20d1da29c633d4..1aa5f346aa297f 100644
--- a/src/animation/AnimationClip.js
+++ b/src/animation/AnimationClip.js
@@ -11,7 +11,7 @@ import { NormalAnimationBlendMode } from '../constants.js';
 
 class AnimationClip {
 
-	constructor( name, duration = - 1, tracks, blendMode = NormalAnimationBlendMode ) {
+	constructor( name = '', duration = - 1, tracks = [], blendMode = NormalAnimationBlendMode ) {
 
 		this.name = name;
 		this.tracks = tracks;