lre.setEnd( (Location) EcoreUtil.copy( loEnd ) );
lre.setEnd( LocationImpl.copyInstance( loEnd ) );
	public PrimitiveRenderEvent copy( )	{		LineRenderEvent lre = new LineRenderEvent( source );		if ( lia != null )		{			lre.setLineAttributes( (LineAttributes) EcoreUtil.copy( lia ) );		}		if ( loStart != null )		{			lre.setStart( (Location) EcoreUtil.copy( loStart ) );		}		if ( loEnd != null )		{			lre.setEnd( (Location) EcoreUtil.copy( loEnd ) );		}		return lre;	}