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XMVector3ReciprocalLength function (directxmath.h)

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Computes the reciprocal of the length of a 3D vector.

Syntax

XMVECTOR XM_CALLCONV XMVector3ReciprocalLength(
  [in] FXMVECTOR V
) noexcept;

Parameters

[in] V

3D vector.

Return value

Returns a vector. The reciprocal of the length of V is replicated into each of the returned vector's components.

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 3D Vector Geometric Functions

XMVector3ReciprocalLengthEst