sramp.js (1664B)
1 /** 2 * @license Apache-2.0 3 * 4 * Copyright (c) 2020 The Stdlib Authors. 5 * 6 * Licensed under the Apache License, Version 2.0 (the "License"); 7 * you may not use this file except in compliance with the License. 8 * You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, software 13 * distributed under the License is distributed on an "AS IS" BASIS, 14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 * See the License for the specific language governing permissions and 16 * limitations under the License. 17 */ 18 19 'use strict'; 20 21 // MODULES // 22 23 var smap = require( '@stdlib/strided/base/smap' ); 24 var rampf = require( './../../../../base/special/rampf' ); 25 26 27 // MAIN // 28 29 /** 30 * Evaluates the ramp function for each element in a single-precision floating-point strided array `x` and assigns the results to elements in a single-precision floating-point strided array `y`. 31 * 32 * @param {NonNegativeInteger} N - number of indexed elements 33 * @param {Float32Array} x - input array 34 * @param {integer} strideX - `x` stride length 35 * @param {Float32Array} y - destination array 36 * @param {integer} strideY - `y` stride length 37 * @returns {Float32Array} `y` 38 * 39 * @example 40 * var Float32Array = require( '@stdlib/array/float32' ); 41 * 42 * var x = new Float32Array( [ 1.0, 2.0, -3.0, 4.0, -5.0 ] ); 43 * var y = new Float32Array( [ 0.0, 0.0, 0.0, 0.0, 0.0 ] ); 44 * 45 * sramp( x.length, x, 1, y, 1 ); 46 * // y => <Float32Array>[ 1.0, 2.0, 0.0, 4.0, 0.0 ] 47 */ 48 function sramp( N, x, strideX, y, strideY ) { 49 return smap( N, x, strideX, y, strideY, rampf ); 50 } 51 52 53 // EXPORTS // 54 55 module.exports = sramp;