public static bool XMQuaternionIsUnit(XMVector q)
{
XMVector difference = XMVector4.Length(q) - XMVector.One;
return(XMVector4.Less(difference.Abs(), Internal.UnitQuaternionEpsilon));
}
public static bool XMPlaneIsUnit(XMVector plane)
{
XMVector difference = XMVector3.Length(plane) - XMVector.One;
return(XMVector4.Less(difference.Abs(), Internal.UnitPlaneEpsilon));
}
public static bool XMVector3IsUnit(XMVector v)
{
XMVector difference = XMVector3.Length(v) - XMVector.One;
return(XMVector4.Less(difference.Abs(), Internal.UnitVectorEpsilon));
}