You can redraw shapes and objects,
usually at a new position
, with a new size
and/or another spin angle
set by DRAW'HERE.
Also, before DRAW'AGAIN calls, you can alter
any settings that modify the rendering
like DRAW'PEN, DRAW'FILL, DRAW'CLUMSY, etc.
draws all the shapes and objects again
that were drawn since the last DRAW'HERE
or, before the first DRAW'HERE, from start
draws only the last l (limit)
shapes and objects again
if l is 0 or >= the recorded number,
all shapes and objects will be drawn again