Hi,
Andrew Ross wrote:
<... snipped ...>
> If you look in plbox.c and at pl(xys)tik in pltick.c then it appears that
> the axes and ticks are drawn as one line. For example, for the bottom of
> the box you start in the bottom left corner, draw along to the first
> tick mark then draw a line up/down and back, ending up on the axis, draw
> the next segement of the line bounding the box and so on.
>
> To me this seems a slightly perverse way of doing it. Much cleaner would
> be to draw the box and then mark on each tick separately. I assume there
> was some logic behind this originally, perhaps it worked better for some
> of the early drivers? It is hard to see how.
I'm guessing it was written for pen plotters to save time raising and lowering
the pen, and the extra pen movements to draw the ticks separately.
Kind regards
Terrence
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