XMVector4IsNaN

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

Syntax

bool XMVector4IsNaN(
         XMVECTOR V
)  

Parameters

V
Type: XMVECTOR 

4D vector.

Return value

Type: bool 

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

Requirements

Header: Declared in directxmath.h.