67 lines
1.8 KiB
JavaScript
67 lines
1.8 KiB
JavaScript
|
/**
|
||
|
|
* @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';
|
||
|
|
|
||
|
|
/**
|
||
|
|
* BLAS level 1 routine to multiply a vector `x` and a constant and add the result to `y`.
|
||
|
|
*
|
||
|
|
* @module @stdlib/blas/base/saxpy
|
||
|
|
*
|
||
|
|
* @example
|
||
|
|
* var Float32Array = require( '@stdlib/array/float32' );
|
||
|
|
* var saxpy = require( '@stdlib/blas/base/saxpy' );
|
||
|
|
*
|
||
|
|
* 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 => <Float32Array>[ 6.0, 11.0, 16.0, 21.0, 26.0 ]
|
||
|
|
*
|
||
|
|
* @example
|
||
|
|
* var Float32Array = require( '@stdlib/array/float32' );
|
||
|
|
* var saxpy = require( '@stdlib/blas/base/saxpy' );
|
||
|
|
*
|
||
|
|
* 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.ndarray( x.length, alpha, x, 1, 0, y, 1, 0 );
|
||
|
|
* // y => <Float32Array>[ 6.0, 11.0, 16.0, 21.0, 26.0 ]
|
||
|
|
*/
|
||
|
|
|
||
|
|
// MODULES //
|
||
|
|
|
||
|
|
var join = require( 'path' ).join;
|
||
|
|
var tryRequire = require( '@stdlib/utils/try-require' );
|
||
|
|
var saxpy = require( './main.js' );
|
||
|
|
|
||
|
|
|
||
|
|
// MAIN //
|
||
|
|
|
||
|
|
var tmp = tryRequire( join( __dirname, './native.js' ) );
|
||
|
|
if ( !(tmp instanceof Error) ) {
|
||
|
|
saxpy = tmp;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
// EXPORTS //
|
||
|
|
|
||
|
|
module.exports = saxpy;
|