constructor( manager ) {

		super( manager );

		this.decoderPath = '';
		this.decoderConfig = {};
		this.decoderBinary = null;
		this.decoderPending = null;

		this.workerLimit = 4;
		this.workerPool = [];
		this.workerNextTaskID = 1;
		this.workerSourceURL = '';

		this.defaultAttributeIDs = {
			position: 'POSITION',
			normal: 'NORMAL',
			color: 'COLOR',
			uv: 'TEX_COORD'
		};
		this.defaultAttributeTypes = {
			position: 'Float32Array',
			normal: 'Float32Array',
			color: 'Float32Array',
			uv: 'Float32Array'
		};

	}
Constructs a new Draco loader.

@param {LoadingManager} [manager] - The loading manager.