📄 threejs/Core/Loaders/AnimationLoader

File: AnimationLoader.md | Updated: 11/15/2025


title: AnimationLoader category: Core layout: docs

AnimationLoader

Class for loading animation clips in the JSON format. The files are internally loaded via FileLoader.

Code Example

const loader = new THREE.AnimationLoader();
const animations = await loader.loadAsync( 'animations/animation.js' );

Constructor

new AnimationLoader( manager : LoadingManager )

Constructs a new animation loader.

manager | The loading manager.
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Methods

.load( url : string, onLoad : function, onProgress : onProgressCallback, onError : onErrorCallback )

Starts loading from the given URL and pass the loaded animations as an array holding instances of AnimationClip to the onLoad() callback.

url | The path/URL of the file to be loaded. This can also be a data URI.
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onLoad | Executed when the loading process has been finished.
onProgress | Executed while the loading is in progress.
onError | Executed when errors occur.

Overrides: Loader#load

.parse( json : Object ) : Array.<AnimationClip>

Parses the given JSON object and returns an array of animation clips.

json | The serialized animation clips.
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Overrides: Loader#parse

Returns: The parsed animation clips.

Source

src/loaders/AnimationLoader.js