stream to 2d/3d item


sequence of values/line of items

	item
	new line

in 3-d

	item
	new line
	new layer

	
projection
	
	y = f(x)

	
	output: 
		i = 100 to 1
			j = 0 to 100
		
				if x[j] > i
					output point
				else
					output space

			output new line


