/** * @license Apache-2.0 * * Copyright (c) 2023 The Stdlib Authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ 'use strict'; /** * Broadcast ndarrays to a common shape. * * @module @stdlib/ndarray/broadcast-arrays * * @example * var array = require( '@stdlib/ndarray/array' ); * var zeros = require( '@stdlib/ndarray/zeros' ); * var broadcastArrays = require( '@stdlib/ndarray/broadcast-arrays' ); * * var x1 = array( [ [ 1, 2 ], [ 3, 4 ] ] ); * // returns * * var shx = x1.shape; * // returns [ 2, 2 ] * * var y1 = zeros( [ 3, 2, 2 ] ); * // returns * * var shy = y1.shape; * // returns [ 3, 2, 2 ] * * var out = broadcastArrays( [ x1, y1 ] ); * // returns [ , ] * * var x2 = out[ 0 ]; * // returns * * var y2 = out[ 1 ]; * // returns * * shx = x2.shape; * // returns [ 3, 2, 2 ] * * shy = y2.shape; * // returns [ 3, 2, 2 ] * * var v = x2.get( 0, 0, 0 ); * // returns 1 * * v = x2.get( 0, 0, 1 ); * // returns 2 * * v = x2.get( 1, 0, 0 ); * // returns 1 * * v = x2.get( 1, 1, 0 ); * // returns 3 * * v = x2.get( 2, 0, 0 ); * // returns 1 * * v = x2.get( 2, 1, 1 ); * // returns 4 */ // MODULES // var main = require( './main.js' ); // EXPORTS // module.exports = main;