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* @license Apache-2.0
*
* Copyright (c) 2025 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 numelDimension = require( '@stdlib/ndarray/base/numel-dimension' );
var strided = require( '@stdlib/blas/ext/base/cfill' ).ndarray;
var getStride = require( '@stdlib/ndarray/base/stride' );
var getOffset = require( '@stdlib/ndarray/base/offset' );
var getData = require( '@stdlib/ndarray/base/data-buffer' );
// MAIN //
/**
* Fills a complex single-precision floating-point ndarray with a specified scalar constant.
*
* @param {complex64ndarray} x - input ndarray
* @param {ComplexLike} alpha - scalar constant
* @returns {complex64ndarray} input ndarray
*
* @example
* var Complex64Array = require( '@stdlib/array/complex64' );
* var Complex64 = require( '@stdlib/complex/float32/ctor' );
* var ndarray = require( '@stdlib/ndarray/ctor' );
*
* var buffer = new Complex64Array( [ 1.0, 2.0, 3.0, 4.0 ] );
* var x = new ndarray( 'complex64', buffer, [ 2 ], [ 1 ], 0, 'row-major' );
*
* var alpha = new Complex64( 10.0, 10.0 );
*
* cfill( x, alpha );
*
* var v = x.get( 0 );
* // returns <Complex64>
*
* var re = v.re;
* // returns 10.0
*
* var im = v.im;
* // returns 10.0
*/
function cfill( x, alpha ) {
var buf;
var ox;
var sx;
var N;
N = numelDimension( x, 0 );
if ( N <= 0 ) {
return x;
}
buf = getData( x );
sx = getStride( x, 0 );
ox = getOffset( x );
strided( N, alpha, buf, sx, ox );
return x;
}
// EXPORTS //
module.exports = cfill;
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