MathF.Atan2(Single, Single) Method

Reference

Definition

Namespace:: System

Assemblies:: netstandard.dll, System.Runtime.dll

Assembly:: System.Runtime.Extensions.dll

Assembly:: Microsoft.Bcl.Numerics.dll

Assembly:: netstandard.dll

Package:: Microsoft.Bcl.Numerics v10.0.0-preview.1.25080.5

Source:: MathF.cs

Source:: MathF.cs

Source:: MathF.cs

Important

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Returns the angle whose tangent is the quotient of two specified numbers.

public:
 static float Atan2(float y, float x);

public static float Atan2(float y, float x);

static member Atan2 : single * single -> single

Public Shared Function Atan2 (y As Single, x As Single) As Single

Parameters

y: Single

The first number.

x: Single

The second number.

Returns

Single

The angle whose tangent is the quotient of y and x

Remarks

The return value is the angle in the Cartesian plane formed by the x-axis, and a vector starting from the origin, (0,0), and terminating at the point, (x,y).

This method calls into the underlying C runtime, and the exact result or valid input range may differ between different operating systems or architectures.

Applies to

Product	Versions
.NET	Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9, 10
.NET Standard	2.0 (package-provided), 2.1

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