Method IsNaN

Source/Engine/Core/Math/Vector2.h:190–193

Returns true if vector has one or more components is not a number (NaN).

    /// Returns true if vector has one or more components is not a number (NaN).
    /// </summary>
    bool IsNaN() const
    {
        return isnan(X) || isnan(Y);
    }

    /// <summary>
    /// Returns true if vector has one or more components equal to +/- infinity.