Re: [SLUG] PostScript Level 2 vs Level 3

From: Paul M Foster (paulf@quillandmouse.com)
Date: Wed Nov 09 2005 - 15:39:30 EST


On Wed, Nov 09, 2005 at 02:42:20PM -0500, SOTL wrote:

> On Wednesday 09 November 2005 02:17 pm, Daniel Jarboe wrote:
> > > As far as printing B&W text documents in Linux is there
> > > enough difference that level 2 will not suffice..
> > >
> > > Or, is there a such a significant difference in drivers that
> > > one is in in preference to the other?
> >
> > If you are generating your own postscript, then you can specify level 2
> > and be fine. Level 3, no surprise, supports more language features. Most of
> > these are to improve efficiency. Level 2 interpreters work well enough,
> > assuming you don't feed them the newer postscript commands. If you have a
> > PPD, the highest postscript level supported is specified by the file, and
> > the generator will "dumb" the code down as low as necessary.
> > Now if something else already generated the .ps files, supporting the
> > newer level 3 commands might be more important (unless you know they stuck
> > to level 2). But you are probably just interested in postscript you
> > generate yourself.
> > ~ Daniel
>
> Actually the most complicated thing I print is web pages which may be
> anything
> and to me that is the issue.
>
> If I get the level 2 printer which is $ 400.00 will that suffice or is there
> enough idiocy in webpages that one needed the level 3 which is $ 800.00.
>

Webpages don't have anything to do with the level of Postscript. When
printing a webpage, your browser simply hands the job off to whatever
printer is the default (or whichever one you select). The printer then
figures out what to do with it. The webpages themselves have no
Postscript in them; Postscript handling is done by your printer driver
software and printer. True on both Linux and Windows. So the choice of
level 2 or level 3 Postscript (for your purposes) is really dependent on
how much money you want to spend. The only impact you're likely to feel
is if someone gives you an actual Postscript file ("something.ps") to
print, and they've done it with level 3. Unlikely, in your case.

Paul

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