[luatex] This might have been asked: UTF-8 input from plain TeX

[Reinhard Kotucha]

On 2012-02-22 at 13:40:44 +0100, Ingo Krabbe wrote:

 > On Wed, Feb 22, 2012 at 11:39:44AM +0100, Ulrike Fischer wrote:
 > > Am Tue, 21 Feb 2012 16:09:58 +0100 schrieb Ingo Krabbe:
 > > 
 > > > Ok, my further problem is, that I use the font-change package too, to
 > > > use the set of fonts from there, that map to pfb encoded fonts, of
 > > > course as they are formerly used with plain TeX.
 > > > 
 > > > Isn't there a way to keep that fonts for my documents, that I don't need
 > > > to change the font sets and the visual output of the result?
 > > 
 > > In theory yes, but it is not advisable. Beside the fact that you
 > > would have to make a lot of non-ascii input chars (like ß or €)
 > > active to map them to the correct positions in your fonts you could
 > > also get wrong hyphenations (the patterns assume unicode). 
 > > 
 > > If you want to switch to luatex you should also switch with the text
 > > fonts to open type fonts using unicode (math and symbols are a
 > > different matter, there the old type 1 fonts can still be used). 
 > > 
 > 
 > Yes, I understood this relationship now and consider this topic fixed.
 > The unicode math handling by the way, isn't quite clear to me yet, but
 > it works well with the old font mapping.
 > 
 > On the other hand I detected, that using unicode math, might drastically
 > reduce the size of the generated document.
 > 
 > Do you have some hints and to-be-reads to get started with unicode math
 > and plain TeX?
 > 
 > Please don't point me to latex techniques, such as unicode-math.sty. I
 > decided to render latex as useless, years ago and I'm still convinced of
 > my decision (not to be discussed).

If you insist on plain TeX whereas a particular problem is already
solved in LaTeX, why don't you simply look into the sources?

You can also look into the ConTeXt sources, ConTeXt is probably a
little bit closer to plain TeX.

Regards,
  Reinhard

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Reinhard Kotucha                                      Phone: +49-511-3373112
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