( (Angle3DImpl) angle ).axis = AXIS_X;
angle.setType( AngleType.X_LITERAL );
	public static Angle3D createX( double val )	{		final Angle3D angle = AttributeFactory.eINSTANCE.createAngle3D( );		angle.setXAngle( val );		( (Angle3DImpl) angle ).axis = AXIS_X;		return angle;	}