| static private XyzParallel ( XYZ a, XYZ b ) : bool | ||
| a | XYZ | |
| b | XYZ | |
| return | bool | |
static bool XyzParallel( XYZ a, XYZ b )
{
double angle = a.AngleTo( b );
return _eps > angle
|| DoubleEqual( angle, Math.PI );
}