XMVectorLog function (directxmath.h)

Article
02/22/2024

Computes the base two logarithm of each component of a vector.

Note This function is a compatibility alias for XMVectorLog2 for existing Windows 8 code. This function is deprecated for Windows 8.1. Don't use it and instead use XMVectorLog2 or XMVectorLogE.

Syntax

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

Parameters

[in] V

Vector for which to compute the base two logarithm.

Return value

Returns a vector whose components are base two logarithm of the corresponding components of V.

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)

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