XMPlaneIsNaN

Tests whether any of the coefficients of a plane is a NaN.

Syntax

bool XMPlaneIsNaN(
         XMVECTOR P
)  

Parameters

P
Type: XMVECTOR 

XMVECTOR describing the plane coefficients (A, B, C, D) for the plane equation Ax+By+Cz+D=0.

Return value

Type: bool 

Returns true if any of the coefficients of the plane is a NaN, and false otherwise.

Requirements

Header: Declared in directxmath.h.