I’ve seen this once with OpenType math fonts, but I wasn’t able to reproduce it again. Trying using the same fonts in your minimal example, since it is probably and OpenType math-only issue.
Regards, Khaled On Wed, Feb 06, 2013 at 11:13:51AM +0800, Daniel Greenhoe wrote: > I did make a quick minimal example (but not exactly the same as in the > previous email) that uses the underbrace 1000 (?) times. But so far > apparently no success in getting the problem to show itself again. > > If interested, please see attachments. > > Dan > > > On Wed, Feb 6, 2013 at 10:32 AM, Daniel Greenhoe <dgreen...@gmail.com> wrote: > > For some time now I have been having *sporadic* problems with > > underbraces being shifted to the right by maybe 15mm or so. > > > > The problem is sporadic---it appears sometimes, but on the next > > compile may well have disappeared. The document I am currently working > > on contains several hundred pages. I can try to put together a minimal > > example...but that may be of limited use since it may be difficult to > > get the problem to show itself when I want it to show itself. > > > > So, before I do that, might anyone have an idea of what might be the > > problem? > > > > There is a screen capture of a shift. The right underbrace has been > > shifted far to the right. It should be like the underbrace on the > > left. > > > > Here is my current underbrace macro: > > > > \newcommand{\mcom}[3][c]{\ensuremath{% > > \begin{array}[t]{#1}% > > \underbrace{#2}\\% > > \text{\addfontfeatures{Color=mcom}\scriptsize{#3}}% > > \end{array}% > > }}% > > > > The color mcom is simply defined liked this: > > \definecolor{mcom} {cmyk}{0,0,0,1} > > > > The \mcom macro can be used something like this: > > \[ \mcom{\sin^2(x)+\cos^2(x)=1}{this is a trig. identity} \] > > > > I am compiling with XeLaTeX from a TeXlive distribution. > > Any ideas? > > Many thanks in advance, > > Dan > > > -------------------------------------------------- > Subscriptions, Archive, and List information, etc.: > http://tug.org/mailman/listinfo/xetex -------------------------------------------------- Subscriptions, Archive, and List information, etc.: http://tug.org/mailman/listinfo/xetex