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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 addon = require( './../src/addon.node' );
/**
* Computes the angle in the plane (in radians) between the positive x-axis and the ray from `(0,0)` to the point `(x,y)` as a single-precision floating-point number.
*
* @private
* @param {number} y - `y` coordinate
* @param {number} x - `x` coordinate
* @returns {number} angle (in radians)
*
* @example
* var v = atan2f( 2.0, 2.0 ); // => atanf( 1.0 )
* // returns ~0.785
*
* @example
* var v = atan2f( 6.0, 2.0 ); // => atanf( 3.0 )
* // returns ~1.249
*
* @example
* var v = atan2f( -1.0, -1.0 ); // => atanf( 1.0 ) - π
* // returns ~-2.356
*
* @example
* var v = atan2f( 3.0, 0.0 ); // => π/2
* // returns ~1.571
*
* @example
* var v = atan2f( -2.0, 0.0 ); // => -π/2
* // returns ~-1.571
*
* @example
* var v = atan2f( 0.0, 0.0 );
* // returns 0.0
*
* @example
* var v = atan2f( 3.0, NaN );
* // returns NaN
*
* @example
* var v = atan2f( NaN, 2.0 );
* // returns NaN
*/
function atan2f( y, x ) {
return addon( y, x );
}
// EXPORTS //
module.exports = atan2f;
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