[NTG-context] new upload

[Aditya Mahajan]

On Mon, 17 Oct 2022, Hans Hagen via ntg-context wrote:

> On 10/17/2022 3:38 AM, Aditya Mahajan via ntg-context wrote:
> > On Sun, 16 Oct 2022, Mikael Sundqvist via ntg-context wrote:
> > 
> >> Hi,
> >>
> >> On Sun, Oct 16, 2022 at 6:07 PM Aditya Mahajan via ntg-context
> >> <ntg-context at ntg.nl> wrote:
> >>>
> >>> On Fri, 14 Oct 2022, Hans Hagen via ntg-context wrote:
> >>>
> >>>> Hi,
> >>>>
> >>>> I uploaded a new version. Apart from a few fixes / extensions already
> >>>> mentioned here (or known to those who wanted it) the main changes are in
> >>>> the math goodie files (work in progress, we will clean them up later) as
> >>>> part of improving the rendering of math.
> >>>
> >>> Something is wrong with the placement of limits around an integral with
> NeoEuler:
> >>>
> >>> \usetypescriptfile[euler]
> >>>
> >>> \definetypeface[mainfont][rm][specserif][CharisSil][default]
> >>> \definetypeface[mainfont][mm][math] [eulernova][default]
> >>> \definetypeface[mainfont][tt][mono] [dejavu][default] [rscale=0.8,
> features=none]
> >>> \setupbodyfont[mainfont,10pt]
> >>>
> >>> \starttext
> >>> \startTEXpage[offset=1mm]
> >>>    $\displaystyle \int_{0}^{1} f(x) dx$
> >>> \stopTEXpage
> >>> \stoptext
> >>>
> >>> gives the attached result.
> >>
> >> This is because the integral "sits wrong" in its boundingbox. Almost
> >> all fonts have the glyph centered around the math axis, but there are
> >> a few that doesn't. In euler-math.lfg, add the tweak
> >>
> >> {
> >> tweak = "fixoldschool",
> >> },
> > 
> > This fixes the issue with eulernova, but not with pagellaovereuler.
> pagellaovereuler uses euler-with-pagella-math as a goodie file, but that is
> missing from the distribution. (I simply copied euler-math.lfg for my use
> case).
> > 
> > With tweak=fixoldschool, \startcases doesn't work correctly (see attached):
> > 
> > \usetypescriptfile[euler]
> > 
> > \definetypeface[mainfont][rm][specserif][CharisSil][default]
> > \definetypeface[mainfont][mm][math] [eulernova][default]
> > \definetypeface[mainfont][tt][mono] [dejavu][default] [rscale=0.8,
> features=none]
> > \setupbodyfont[mainfont,10pt]
> > 
> > \starttext
> > \startTEXpage[offset=1mm]
> >    \startformula
> >      \startcases
> >        \NC A \NC B \NR
> >        \NC C \NC D \NR
> >      \stopcases
> >    \stopformula
> > \stopTEXpage
> > \stoptext
> 
> Looks like some older experimental value is wrong:
> 
>         parameters = {
> --             DelimiterPercent    =  901,
>              DelimiterShortfall  =  500,
>          },
> 
> (that whole lfg is a todo)

Thanks. This fixes the delimiters. 

Aditya