XMVector4IsNaN function (directxmath.h)

Article
02/22/2024

Tests whether any component of a 4D vector is a NaN.

Syntax

bool XM_CALLCONV XMVector4IsNaN(
  [in] FXMVECTOR V
) noexcept;

Parameters

[in] V

4D vector.

Return value

Returns true if any component of V is a NaN, and false otherwise.

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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