XMVectorRound function (directxmath.h)

Article
02/22/2024

Rounds each component of a vector to the nearest even integer (known as "Bankers Rounding").

Syntax

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

Parameters

[in] V

Vector whose components should be rounded.

Return value

Returns a vector, each of whose components are rounded to the nearest integer.

Remarks

Banker's Rounding is used because it is the native vector rounding intrinsic method for both SSE4 and ARMv8 NEON.

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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