nanogl-gltf/lib/elements/Buffer.js

gltf loader

import GltfTypes from '../types/GltfTypes';
import Assert from '../lib/assert';
/**
 * The Buffer element contains raw binary data, used to store data about geometry, animations, skins or textures.
 * Comes from an external file or is stored in the GLTF file as a base64 string.
 */
export default class Buffer {
    constructor() {
        this.gltftype = GltfTypes.BUFFER;
    }
    /**
     * Parse the Buffer data, load the buffer data from the uri and store them in _bytes attribute.
     *
     * Is async as it needs to wait for the buffer data to be loaded.
     * @param gltfLoader GLTFLoader to use
     * @param data Data to parse
     */
    async parse(gltfLoader, data) {
        this.byteLength = data.byteLength;
        this.uri = data.uri;
        this._byteOffset = 0;
        this._bytes = await gltfLoader.loadBufferUri(data.uri);
        Assert.isTrue(this._bytes !== null);
    }
}