/** * @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'; /** * BLAS level 1 routine to compute the dot product of vectors `x` and `y` with extended accumulation and result. * * @module @stdlib/blas/base/dsdot * * @example * var Float32Array = require( '@stdlib/array/float32' ); * var dsdot = require( '@stdlib/blas/base/dsdot' ); * * var x = new Float32Array( [ 4.0, 2.0, -3.0, 5.0, -1.0 ] ); * var y = new Float32Array( [ 2.0, 6.0, -1.0, -4.0, 8.0 ] ); * * var z = dsdot( x.length, x, 1, y, 1 ); * // returns -12.0 * * @example * var Float32Array = require( '@stdlib/array/float32' ); * var dsdot = require( '@stdlib/blas/base/dsdot' ); * * var x = new Float32Array( [ 4.0, 2.0, -3.0, 5.0, -1.0 ] ); * var y = new Float32Array( [ 2.0, 6.0, -1.0, -4.0, 8.0 ] ); * * var z = dsdot.ndarray( x.length, x, 1, 0, y, 1, 0 ); * // returns -12.0 */ // MODULES // var join = require( 'path' ).join; var tryRequire = require( '@stdlib/utils/try-require' ); var dsdot = require( './main.js' ); // MAIN // var tmp = tryRequire( join( __dirname, './native.js' ) ); if ( !(tmp instanceof Error) ) { dsdot = tmp; } // EXPORTS // module.exports = dsdot;