[XeTeX] xetex-microtype font config files

Stephan Hugel urschrei at gmail.com
Thu Jul 8 23:39:38 CEST 2010

On 8 July 2010 22:21, Peter Dyballa <Peter_Dyballa at web.de> wrote:
> Am 08.07.2010 um 22:17 schrieb Stephan Hugel:
>> The manual also fails to explain how I should be titling the families
>> in an xetex-microtype font config file (as an example: in the standard
>> microtype font config files (Cf. mt-pad.cfg), ‘pad’ (l. 47) refers to
>> the ‘Adobe Garamond’ font.
> The "short" TeX font names are regulated by Karl Berry's "font name
> package:" invoke 'texdoc fontname' on the command line. They are related to
> the 7- or 8-bit font encodings available in pdfTeX based LaTeX with its TFM
> and VF and FD and ... font files.
>> Thus, the name can be substituted, as xetex-microtype seems to recognise
>> fontspec-compatible font names.
> It's rather the fonts' proper names. Similarly LuaTeX can use these names as
> well.
>> However, it's not clear what should be substituted for ‘padx’ and ‘padj’
>> (l.49), if anything.
> The meaning of these font name variants is explained in the fontname
> package: the x and j stand for different "experts" encodings, one for the
> rather unfamiliar additional glyphs in a PostScript font, the other contains
> Old Style/non-lining digits or figures (OSF). Since XeTeX and LuaTeX use
> more-than-8-bit Unicode encoded fonts these special glyphs are encoded in
> certain places of the *single* font (TTF or OTF) used. Similarly pdfTeX
> out-sources small-caps into a c variant font while OT and TT fonts can
> provide them internally.
> Maybe the microtype documentation needs additions for its XeTeX and possible
> LuaTeX support.
Many thanks for the information, especially for the OTF/TTF vs -x -j
etc matter. I agree that the manual will have to be updated, or
adapted (since there appear to be fundamental differences between the
packages as regards font naming) but since xetex-microtype is at such
an early stage of development, we'll have to make do for the time

> --
> Mit friedvollen Grüßen
>  Pete
> Well done is better than well said.
>                                – Benjamin Franklin
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