note description: "Represents a node on the path graph ({MAP})" author: "Ganesh Ramanathan" date: "$Date$" revision: "$Revision$" class VERTEX create make feature x : DOUBLE y : DOUBLE id : INTEGER make(i:INTEGER;px:DOUBLE; py:DOUBLE;) -- Initialization for `Current'. do id := i x := (px) y := (py) end dummy(i:INTEGER):INTEGER do result := i end end