# File ../lib/fox/glshapes.rb, line 515
    def initialize(*args)
      if args.length == 5
        super(args[0], args[1], args[2], SHADING_SMOOTH|STYLE_SURFACE)
      else
        super(args[0], args[1], args[2], SHADING_SMOOTH|STYLE_SURFACE,
              args[5], args[5])
      end
      @height = args[3] ? args[3] : 1.0
      @radius = args[4] ? args[4] : 1.0
      @slices = SLICES_NUMBER
      @stacks = STACKS_NUMBER
      @loops  = LOOPS
      setRange(FXRange.new(-@radius, @radius, 0, @height, -@radius, @radius))
    end