[NTG-context] Difference between MKIV and MKII

Hans Hagen pragma at wxs.nl
Fri Aug 10 19:29:28 CEST 2007


Peter Rolf wrote:
> Hans Hagen schrieb:
>> Peter Rolf wrote:
>>> Peter Rolf schrieb:
>>>> Hi Aditya,
>>>>
>>>> Aditya Mahajan schrieb:
>>>>> Quoting Hans Hagen <pragma at wxs.nl>:
>>>>>
>>>>>> Aditya Mahajan wrote:
>>>>>>> Hi,
>>>>>>>
>>>>>>> I get significantly different white spaces (and hence page breaks)
>>>>>>> while using mkiv and mkii. Is this expected, or should I try to create
>>>>>>> minimal example exhibiting such "problems"?
>>>>>> indeed
>>>>> Here is a minimal example. The spaces around formulas are more.
>>>>>
>>>> in the meantime I have also updated my \texmf subtree (LM should be up
>>>> to date). Using your example, I now get a
>>>>
>>>> 12pt text font with pdftex and
>>>> 10pt text font with luatex (but 12pt in math mode).
>>>>
>>>> So maybe you have the same problem?
>>>>
>>>> If I remember it right, luatex normally used the OTF variant of LM in my
>>>> prior test. Now it's also T1, but with an additional font (this one is
>>>> used for the 10pt text) in comparison to pdftex:
>>>>
>>>> lmrroman12-regular (Embedded Subset)
>>>> Type: Type1 (CID)
>>>> Encoding: Identity-H
>>>>
>>> stupid me. this is otf :)
>>>
>>> http://partners.adobe.com/public/developer/opentype/index_font_formats.html
>> the lm 12 file says ...
>>
>>   ["design_size"]=0,
>>   ["familyname"]="LMRoman12",
>>   ["fontname"]="LMRoman12-Regular",
>>   ["fullname"]="LMRoman12-Regular",
>>
>> so it looks like we have a problem there; in that case mkiv assumes 10pt
>>
> i see. which format is used for "design_size"? i tried "12", but i still
> get 10pt. "12pt" gives a compilation warning (using luac); i should use
> texluac, right? :D
> 
> also: why are the t1 variants used in math mode (E =mc2)? italic (all
> but equal sign) and roman (=).

dunno, math modes uses tfm files; also, there have been some fixes to 
tfm/vf loading in mkiv as well as luatex itself .. best check after an 
update

Hans

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