gltf-pipeline/lib/hasExtension.js

Content pipeline tools for optimizing glTF assets.

'use strict';
const Cesium = require('cesium');

const defined = Cesium.defined;

module.exports = hasExtension;

/**
 * Checks whether the glTF has the given extension.
 *
 * @param {Object} gltf A javascript object containing a glTF asset.
 * @param {String} extension The name of the extension.
 * @returns {Boolean} Whether the glTF has the given extension.
 *
 * @private
 */
function hasExtension(gltf, extension) {
    return defined(gltf.extensionsUsed) && (gltf.extensionsUsed.indexOf(extension) >= 0);
}