[LyX/master] Improve metrics of equations. More work remains to be done.

[Scott Kostyshak]

On Mon, May 25, 2020 at 05:40:32PM +0200, Enrico Forestieri wrote:
> On Sun, May 24, 2020 at 09:43:55PM -0400, Scott Kostyshak wrote:
> > On Mon, Feb 19, 2018 at 06:36:36PM +0100, Jean-Marc Lasgouttes wrote:
> > > commit 56e012be83fd4fec1e21d750e961ff936cc8c889
> > > Author: Jean-Marc Lasgouttes <lasgouttes at lyx.org>
> > > Date:   Mon Feb 19 18:24:29 2018 +0100
> > > 
> > >     Improve metrics of equations. More work remains to be done.
> > >     
> > >     Use proper value for above/below skip (12pt) instead of the hardcoded
> > >     12 pixels.
> > >     
> > >     Add forgotten skip before display math preview.
> > >     
> > >     Make "too small preview" size dpi-dependent.
> > >     Make gap in front of equation (what is it good for, BTW?) dpi-dependent.
> > > ---
> > 
> > Starting with this commit, if I open the attached .lyx file the epsilon
> > gets the "too small preview" red box. It doesn't seem to depend on the
> > zoom.
> > 
> > Can anyone else reproduce?
> 
> I can reproduce on master but not on stable.
> 
> However, I had a sort of déjà vu:
> https://www.mail-archive.com/lyx-devel@lists.lyx.org/msg204452.html

True, I forgot about that. I guess the difference here is that epsilon
is a more common character than some of the characters in that file.

Scott
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