From: "Wolfgang Schuster" <schuster.wolfgang@googlemail.com>
To: "mailing list for ConTeXt users" <ntg-context@ntg.nl>
Subject: Re: MkII vs. MkIV
Date: Wed, 5 Nov 2008 10:48:26 +0100 [thread overview]
Message-ID: <115224fb0811050148i3df1f0ferd1dcfc5a2f1bdbbf@mail.gmail.com> (raw)
In-Reply-To: <alpine.DEB.1.00.0811042152160.8346@nqv-yncgbc>
On Wed, Nov 5, 2008 at 4:00 AM, Aditya Mahajan <adityam@umich.edu> wrote:
> On Tue, 4 Nov 2008, Wolfgang Schuster wrote:
>
>>
>> Am 04.11.2008 um 21:20 schrieb Aditya Mahajan:
>>
>>> On Tue, 4 Nov 2008, Marcin Borkowski wrote:
>>>
>>>> Hi,
>>>>
>>>> Is it normal that output from MkII and MkIV are different in terms of
>>>> page breaks?
>>>
>>> Yes. In MKII the interline space is hard coded. MKIV gets the
>>> interline
>>> space from the font. So, you will get different page breaks. I
>>> experienced
>>> around 2-5 pages difference in a 100 page document.
>>
>> The interlinespace in MkII and MkIV is the same and both use a distance
>> of 2.8ex between the lines.
>
> Yes, but ex means different dimensions in pdftex and luatex. For example
>
> \starttext
>
> 1ex = \the\dimexpr1ex\relax \crlf
> 2.8ex = \the\dimexpr2.8ex\relax
>
> \stoptext
>
> gives in MKII
>
> 1ex = 5.16667pt
> 2.8ex = 14.46669pt
Interesting!
\font\palatino=texnansi-uplr8a at 12pt
\starttext
1ex = \the\dimexpr\exheight\relax\crlf
2.8ex = \the\dimexpr2.8\exheight\relax
\blank
1ex = \the\dimexpr\fontdimen5\palatino\relax \crlf
2.8ex = \the\dimexpr2.8\fontdimen5\palatino\relax
\stoptext
> and in MKIV gives
>
> 1ex = 5.172pt
> 2.8ex = 14.4816pt
>
> The reason is that what ex means is hardcoded in MKII but MKIV gets this
> info from the font. For example, if I use palatino at 12pt, the result in
> MKII does not change, but MKIV gives
>
> 1ex = 5.388pt
> 2.8ex = 15.08641pt
>
> So, depending on the font, MKII and MKIV can have considerably different
> lines per page.
Thanks for the example, another point to use LuaTeX.
Wolfgang
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next prev parent reply other threads:[~2008-11-05 9:48 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-11-04 20:06 Marcin Borkowski
2008-11-04 20:20 ` Aditya Mahajan
2008-11-04 20:41 ` Wolfgang Schuster
2008-11-04 20:59 ` Marcin Borkowski
2008-11-04 21:06 ` Arthur Reutenauer
2008-11-04 21:51 ` Marcin Borkowski
2008-11-04 22:02 ` Wolfgang Schuster
2008-11-04 22:18 ` Marcin Borkowski
2008-11-05 3:00 ` Aditya Mahajan
2008-11-05 9:48 ` Wolfgang Schuster [this message]
2008-11-05 14:29 ` Hans Hagen
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