/** * @license Apache-2.0 * * Copyright (c) 2018 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'; // MODULES // var addon = require( './../src/addon.node' ); // MAIN // /** * Multiplies a vector `x` by a constant and adds the result to `y`. * * @param {PositiveInteger} N - number of elements * @param {number} alpha - scalar * @param {Float32Array} x - input array * @param {integer} strideX - `x` stride length * @param {Float32Array} y - destination array * @param {integer} strideY - `y` stride length * @returns {Float32Array} `y` * * @example * var Float32Array = require( '@stdlib/array/float32' ); * * var x = new Float32Array( [ 1.0, 2.0, 3.0, 4.0, 5.0 ] ); * var y = new Float32Array( [ 1.0, 1.0, 1.0, 1.0, 1.0 ] ); * var alpha = 5.0; * * saxpy( x.length, alpha, x, 1, y, 1 ); * // y => [ 6.0, 11.0, 16.0, 21.0, 26.0 ] */ function saxpy( N, alpha, x, strideX, y, strideY ) { addon( N, alpha, x, strideX, y, strideY ); return y; } // EXPORTS // module.exports = saxpy;