the herewith used iteration principle consists of rectangles within a X Y axis grid, which are devided in number,
size and applied with a certain color map and another on/off state. each repetition of the process results in one iteration,
which is used as the starting point for the next iteration. between 6 upto 9 levels are recorded.
different keyboard input values are used for a layered image build up.
(made with processing)