On Wed, Nov 19, 2008 at 11:32:04PM +0000, trc wrote: > 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.
Sounds entirely plausible. Probably not a big motivation these days though. Andrew ------------------------------------------------------------------------- This SF.Net email is sponsored by the Moblin Your Move Developer's challenge Build the coolest Linux based applications with Moblin SDK & win great prizes Grand prize is a trip for two to an Open Source event anywhere in the world http://moblin-contest.org/redirect.php?banner_id=100&url=/ _______________________________________________ Plplot-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/plplot-devel
