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XMVector2LengthSq function (directxmath.h)

Computes the square of the length of a 2D vector.

Syntax

XMVECTOR XM_CALLCONV XMVector2LengthSq(
 [in] FXMVECTOR V
) noexcept;

Parameters

[in] V

2D vector.

Return value

Returns a vector. The square of the length of V is replicated into each component.

Remarks

Platform Requirements

Microsoft Visual Studio 2010 or Microsoft Visual Studio 2012 with the Windows SDK for Windows 8. Supported for Win32 desktop apps, Windows Store apps, and Windows Phone 8 apps.

Requirements

Requirement Value
Target Platform Windows
Header directxmath.h (include DirectXMath.h)

See also

DirectXMath Library 2D Vector Geometric Functions

XMVector2Length

XMVector2LengthEst

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