    # File ../lib/fox/glshapes.rb, line 92
        def initialize(*args)
          if args.length == 0
            @fm = FXGLPoint.new(-0.5, 0.0, 0.0)
            @to = FXGLPoint.new( 0.5, 0.0, 0.0)
          elsif args.length == 1
            @fm = args[0].fm
            @to = args[0].to
          else
            @fm = FXGLPoint.new(args[0], args[1], args[2])
            @to = FXGLPoint.new(args[3], args[4], args[5])
          end
        end