XMVectorGetW function (directxmath.h)

Retrieve the w component of an XMVECTOR Data Type.

Syntax

float XM_CALLCONV XMVectorGetW(
  [in] FXMVECTOR V
) noexcept;

Parameters

[in] V

A valid 4D floating-point vector

Return value

The value in the w component of the 4D floating point 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)

See also

DirectXMath Library Vector Accessor Functions