XMVectorSetW function (directxmath.h)

Article
02/22/2024

Set the value of the w component of an XMVECTOR Data Type.

Syntax

XMVECTOR XM_CALLCONV XMVectorSetW(
  [in] FXMVECTOR V,
  [in] float     w
) noexcept;

Parameters

[in] V

A valid 4D floating-point vector.

[in] w

A floating-point value to be assigned to w of V.

Return value

An instance of XMVECTOR Data Type whose w component has been set to the floating-point value provided by the argument w to XMVectorSetW. All other components of the returned XMVECTOR Data Type instance have the same value as those of the input vector 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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