/** * @license Apache-2.0 * * Copyright (c) 2020 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'; /** * Apply a quaternary callback to strided input array elements and assign results to elements in a strided output array. * * @module @stdlib/strided/base/quaternary * * @example * var Float64Array = require( '@stdlib/array/float64' ); * var quaternary = require( '@stdlib/strided/base/quaternary' ); * * function add( x, y, z, w ) { * return x + y + z + w; * } * * var x = new Float64Array( [ 1.0, 2.0, 3.0, 4.0, 5.0 ] ); * var y = new Float64Array( [ 1.0, 2.0, 3.0, 4.0, 5.0 ] ); * var z = new Float64Array( [ 1.0, 2.0, 3.0, 4.0, 5.0 ] ); * var w = new Float64Array( [ 1.0, 2.0, 3.0, 4.0, 5.0 ] ); * var u = new Float64Array( x.length ); * * var shape = [ x.length ]; * var strides = [ 1, 1, 1, 1, 1 ]; * * quaternary( [ x, y, z, w, u ], shape, strides, add ); * * console.log( u ); * // => [ 4.0, 8.0, 12.0, 16.0, 20.0 ] * * @example * var Float64Array = require( '@stdlib/array/float64' ); * var quaternary = require( '@stdlib/strided/base/quaternary' ); * * function add( x, y, z, w ) { * return x + y + z + w; * } * * var x = new Float64Array( [ 1.0, 2.0, 3.0, 4.0, 5.0 ] ); * var y = new Float64Array( [ 1.0, 2.0, 3.0, 4.0, 5.0 ] ); * var z = new Float64Array( [ 1.0, 2.0, 3.0, 4.0, 5.0 ] ); * var w = new Float64Array( [ 1.0, 2.0, 3.0, 4.0, 5.0 ] ); * var u = new Float64Array( x.length ); * * var shape = [ x.length ]; * var strides = [ 1, 1, 1, 1, 1 ]; * var offsets = [ 0, 0, 0, 0, 0 ]; * * quaternary.ndarray( [ x, y, z, w, u ], shape, strides, offsets, add ); * * console.log( u ); * // => [ 4.0, 8.0, 12.0, 16.0, 20.0 ] */ // MODULES // var setReadOnly = require( '@stdlib/utils/define-nonenumerable-read-only-property' ); var quaternary = require( './main.js' ); var ndarray = require( './ndarray.js' ); // MAIN // setReadOnly( quaternary, 'ndarray', ndarray ); // EXPORTS // module.exports = quaternary;