[XeTeX] stacking diacritics without mark-to-mark

[Andrew Cunningham]

Although personaly I'd consider such a solution a poor hack compared to a
well designed font that is fit for purpose.

Andrew
On 13/03/2014 10:51 AM, "maxwell" <maxwell at umiacs.umd.edu> wrote:

> On 2014-03-12 14:47, Joshua and Amy wrote:
>
>> I'm typesetting with XeLaTeX, using fontspec, and calling a font
>> provided to me by the publisher of a manuscript I'm working on. (Same
>> as my previous post!)
>>
>> The language I work with has a letter O with circumflex and breve
>> (U+00F4,U+0306): ô̆. However, the publisher-provided font does not
>> use mark-to-mark positioning, so when I typeset in XeLaTeX, the
>> combining breve overlays the circumflex.
>>
>> Back in January of 2013, there was discussion of this very issue,
>> which included talk of a potentially forthcoming solution where XeTeX
>> would handle this problem for us. Does anyone know whether there is
>> now a straightforward way of doing this?
>>
>
> I'm the one who started the thread a year ago, and I'm very definitely
> interested in this problem.  The post saying that this problem would soon
> be fixed is this one:
>    http://tug.org/pipermail/xetex/2013-January/024031.html
> namely
>    ...next XeTeX (thanks the new HarfBuzz layout engine),
>    will try to position the accents using their bounding boxes
>    if the font does not have a GPOS table, so it should produce
>    better results in this case (unless the font in question
>    does have a GPOS table).
>
>    Regards,
>    Khaled
> Afaict, this does not work under the TeXLive 2013 version, at least not
> with this publisher's font.  Am I missing s.t.?
>
>    Mike Maxwell
>
>
>
>
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