[NTG-context] Small integral signes with Palatino

Hans Hagen pragma at wxs.nl
Fri May 25 01:13:10 CEST 2012


Hi Khaled,

just checking ... did the code related to display operator heights 
change as part of the math cleanup?

Hans




On 25-5-2012 00:40, Aditya Mahajan wrote:
> On Fri, 25 May 2012, Mojca Miklavec wrote:
>
>> On Fri, May 25, 2012 at 12:05 AM, Mojca Miklavec wrote:
>>> On Thu, May 24, 2012 at 3:59 PM, Aditya Mahajan wrote:
>>>>
>>>> Any idea when this was introduced (or if this bug was always present)?
>>>
>>> beta 2011.07.14 16:09
>>
>> Oh, I'm sorry, nonsense. That was the last working one. The one
>> introducing the bug was
>> 2011.07.19 10:35
>>
>> https://github.com/mojca/context/commit/a3f9fa299ecc3c9d8c3989c6e219dd9a1bcefaa1
>>
>>
>> In that version the functionality was completely broken (overlapping
>> limits), then it improved with time a bit, but never recovered
>> properly back.
>
> I tested with asana, hoping that opentype fonts will behave better, but
> asana is hopelessly broken in the other direction: too big integrals and
> sums. To fix asana, change
>
> DisplayOperatorMinHeight = more,
>
> to
>
> DisplayOperatorMinHeight = 0,
>
> (or just comment it) in asana-math.lfg. After that, you can at least use
> asana math as a work around.
>
> Euler and Stix fonts work OK, and surprisingly so is txfonts! I thought
> that px- and tx-fonts were handled identically. Why does the bug only
> appear with px-fonts?
>
> Comparing the two files, I noticed that skewchar is not set in px fonts.
> Line 22 of px-math.lfg should be:
>
> { name = "texgyrepagella-bold.otf", vector = "tex-bf", skewchar=0x7F } ,
>
> (but even after that change $\hat {\bi A}$ is set incorrectly).
>
> Aditya
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