Re: Bug regarding placement and size of primes

[Hans Hagen <pragma@wxs.nl>]

On 6/15/2017 12:05 PM, Mathias Schickel wrote:
>> Am 12.06.2017 um 15:53 schrieb Mathias Schickel 
>> <msch@fa.uni-tuebingen.de <mailto:msch@fa.uni-tuebingen.de>>:
>>
>> Thank you very much for providing the instructions, Mikael! Unfortunately
>>
>>> 1) get the files
>>>
>>> svn checkout --username anonsvn --password anonsvn
>>> https://serveur-svn.lri.fr/svn/modhel/luatex/branches/experimental/
>>
>> does not work on MacOS (which I am using). Can someone tell me which 
>> command I need to use at MacOS (current version)?
> 
> Can someone tell me how I can download the source of LuaTeX 1.0.5 and 
> compile it on MacOS? Mikael wrote me instructions for Linux that did not 
> work for MacOS. Thanks in advance!
> 
> /Mathias
> 
> PS: In the meantime I have read the thread 
> https://mailman.ntg.nl/pipermail/ntg-context/2017/088747.html and seen 
> that LuaTeX 1.0.5 is contained in the garden version on Windows. On my 
> Windows machine everything regarding primes works really fine. Since 
> LuaTeX 1.0.5 is not yet contained in the MacOS version I get the 
> described bugs there. Does someone know when will LuaTeX 1.0.5 be 
> officially released for MacOS?
> 
>> 2) compile:
>>
>> step into the folder experimental and run build.sh
>>
>> 3) copy the luatex binary to a place where it is found
>>
>> I chose to replace the one from garden, and it seems to work.
>>
>> Good luck!
>>
>> /Mikael
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> 
>> Am 12.06.2017 um 17:50 schrieb Mathias Schickel 
>> <msch@fa.uni-tuebingen.de <mailto:msch@fa.uni-tuebingen.de>>:
>>
>>>
>>> Am 12.06.2017 um 17:10 schrieb Hans Hagen <pragma@wxs.nl 
>>> <mailto:pragma@wxs.nl>>:
>>>
>>> On 6/12/2017 4:54 PM, Mathias Schickel wrote:
>>>>> the alternative is that i waste time again and again on getting 
>>>>> something to work for all fonts and all combinations which leads to 
>>>>> a mess that i then need to maintain without any gain
>>>> At first: Thank you very much for your work!
>>>>> so, i decided to follow a route that works for most fonts / cases 
>>>>> and not some messy hybrid solution (and i don't want a different 
>>>>> setup or bag of tricks for each font that is out there as that is a 
>>>>> long term no-go)
>>>> But I have to contradict you here: It has nothing to do with special 
>>>> or hybrid fonts. The problem persists at present (using the LuaTeX 
>>>> version that is shipped with the Garden version) in /all/ fonts. The 
>>>> primes are not rendered as they should in /any/ font I tried out.
>>>> As Mikael told me, you optimised the code for LuaTeX 1.05 which 
>>>> seems to be terminated September this year. But until then the 
>>>> output of primes will be not correct. I have no possibility to 
>>>> switch back to the current (non-beta) version of ConTeXt, because 
>>>> this version contains the bugs with primes you have already resolved.
>>>
>>> there will probably be a 1.0.5 one of these days (also for other 
>>> reasons) but Mojca has to configure the garden compile farm
>>>
>>
>> Okay, that would be great. But could you tell me how I can get the 
>> files and compile them? Mikael did write me instructions that work for 
>> Linux, but I am on MacOS. My problem would be solved if I could get 
>> the source and compile LuaTeX 1.05 on my own on MacOS. :-)
>>
>>>> This means that ConTeXt is not usable for me until LuaTeX 1.05 will 
>>>> be released or until I am able to compile the source of LuaTeX 1.05 
>>>> on my own. Some of the latest betas (the version one or two weeks 
>>>> ago) did solve all problems regarding primes. The problem I am 
>>>> referring to rose up in the most recent betas. As Mikael told me, 
>>>> this is because you introduced new code to work with LuaTeX 1.05. 
>>>> This is very nice, but because this version is not yet released, 
>>>> this decision is questionable, since this makes ConTeXt unusable 
>>>> until this release (if you need primes).
>>>> So I appreciate your hard work, but I would be nice to have a 
>>>> version that runs with the current LuaTeX version of the beta of 
>>>> ConTeXt (or alternatively it would be nice if instructions are 
>>>> provided to compile the source of LuaTeX for every OS that can be 
>>>> used simply).
>>>
>>> then just use old versions and then accept the bugs and limitations 
>>> in those versions
>>
>> How can I get the beta of last week or the week before? In those betas 
>> you have not yet included the new code (for use with LuaTeX 1.05) and 
>> everything worked really fine. The --context=current garden version 
>> has several bugs regarding primes you have solved in the mentioned 
>> betas. So it would make no sense at all to use this version. I would 
>> need one of the older betas or the most recent one with LuaTeX 1.05.
>>
>>>
>>>> And (to repeat myself) the problem has nothing to do with special 
>>>> fonts of hybrid version or whatever. You get the problem using 
>>>> standard Latin Modern or any font else. Simply try
>>> latin modern has all kind of issues ... and it's inconsistent with 
>>> cambria, other gyre fonts etc ... in a decade of luatex and open type 
>>> math fonts i captured a lot of font issues in runtiem fixes but that 
>>> will always give side effects
>>>
>>> so, i can fix somethign for you with lm and then someone else 
>>> complains about lucida etc etc
>>>
>>
>> I am not using Latin Modern. I only mentioned that because I wanted to 
>> stress that I am not referring to exotic fonts. (I totally agree on 
>> you regarding Latin Modern; I think Cambria should be the reference 
>> since this font is the font that established the opentype math standard.)
>> In fact I am using Minion Math (which is a really stunning font) or 
>> Stix 2. There had been no problems in those fonts with primes in the 
>> betas of the last weeks. And as Mikeal suggests the problems are 
>> resolved if I could use LuaTeX 1.05.
>>
>> So in fact the only thing I am complaining about is that everything 
>> worked one or two betas ago until it is „broken“ in the newest beta 
>> since this one seems to be based on code that requires LuaTeX 1.05 
>> (which makes sense of course since this will be the upcoming release) 
>> that is not shipped alongside the beta. So I am not able to understand 
>> why code is provided in the beta that requires a LuaTeX version that 
>> is not shipped alongside (and especially in view of the fact that we 
>> had a perfectly working beta regarding primes last week; this means I 
>> think it would have been a great idea to wait including the newest 
>> code for primes that requires LuaTeX 1.05 until LuaTeX 1.05 is shipped 
>> with the beta too). :-)
>>
>>> as i explained before, primes are a mess conceptually .. not a real 
>>> character and not a proper superscript candidate either so when one 
>>> corrects for one aspect one has to fight the other
>>>
>>> also, we have unicode and therefore multiple primes are one character
>>>
>>> i simply have no time (nor motivation) to spend days on some 
>>> temporary solution that will be complained about also and discarded a 
>>> while later anyway
>>
>> I perfectly understand that. And every work regarding primes is done, 
>> as I think. But one way to make us of it would be to use the beta of 
>> last week (or maybe the week before) or the most recent one together 
>> with LuaTeX 1.05. But I have no idea how to make use of that ways. :-)
>>
>> So I am simply asking: How can I use older betas or how can I get the 
>> source of LuaTeX 1.05 on a Mac and compile it?
Mojca is setting up the build bots so one of these days there will be 
binaries.

Hans


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                                           Hans Hagen | PRAGMA ADE
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