Subject:
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Re: Building a Postscript printer?
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Newsgroups:
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lugnet.robotics
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Date:
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Sat, 24 Jun 2000 19:27:42 GMT
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Original-From:
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Andy Gombos <gombos@#AvoidSpam#ne.infi.net>
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Viewed:
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1948 times
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There is an online version of the manual(at least part of it--the important
parts) available at Wotsit www.wotsit.org. Go to printer formats. There is
several formats listed, including PCL and HP-GL/2.
Andy
Manoj Plakal wrote:
> Yup, that was pretty much what I was planning to do. Hack Ghostscript
> into something to generate a sequence of vector commands to drive
> the RCX.
>
> I was searching for information on a Postscript->HPGL/PCL converter myself
> since that is basically what I am doing here. Only problem is that the RCX
> is going to be a relatively primitive renderer in terms of resolution etc,
> compared
> to the average HPGL-speaking plotter.
>
> Also, it looks like stepper motors are going to be required (I think). I
> will search the newsgroup for more info, but is it a problem to control
> stepper motors with
> the RCX?
>
> If possible, could I get hold of the source code for the converter you wrote?
> Also, is there a good reference for HPGL apart from the HP-provided printer
> manual which I may not be able to lay hands on?
>
> Thanks,
> Manoj
>
> In lugnet.robotics, "Chris Osborn" <fozztexx@fozztexx.com> writes:
> > On Jun. 23 00, 11:35 PDT, "Manoj Plakal" <plakal@no-spam.cs.wisc.edu>
> > wrote:
> > You're going to want to use GhostScript for your PostScript
> > interpreter. It already does a good job of interpreting PostScript,
> > so you don't have to write one from the ground up. Then all you
> > have to do is put definitions into the main dictionary that redefine
> > the basic set of functions to instead output the vectors that should
> > be plotted to a file or stdout.
> >
> > =46rom there your PC can just chew through the list of vectors and
> > tell the RCX what to do.
> >
> > This is essentially the method I used to turn my HPGL plotter into
> > a PostScript plotter.
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Message has 1 Reply:
 | | Re: Building a Postscript printer?
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| Thanks! I grabbed the HPGL info from wotsit.org. Looking around for Postscript->HPGL converters, I found the following: <ul> <li> <a href="(URL)Pstoedit</a>: converts Postscript and PDF into lots of other vector formats (including HPGL). Source (...) (26 years ago, 24-Jun-00, to lugnet.robotics)
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Message is in Reply To:
| | Re: Building a Postscript printer?
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| Yup, that was pretty much what I was planning to do. Hack Ghostscript into something to generate a sequence of vector commands to drive the RCX. I was searching for information on a Postscript->HPGL/PCL converter myself since that is basically what (...) (26 years ago, 24-Jun-00, to lugnet.robotics)
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