[NTG-context] font features in math

Hans Hagen pragma at wxs.nl
Sun May 1 14:46:25 CEST 2016


On 5/1/2016 12:53 PM, Ulrike Fischer wrote:
> Am Sun, 1 May 2016 11:45:02 +0200 schrieb Philipp Gesang:
>
>>> So somehow in math the +onum is lost in plain and latex but not in
>>> context. What is context doing differently to avoid this?
>>
>>     mode=base
>
> If context attach mode=base to math, how does it it? How can you
> switch a feature like mode=node to mode=base for every font in math?

that has to be done in otfload i guess (context does it in the 
featureset applied to math fonts)

there is no node processing in math (when using base mode one ca apply 
some features like substitutions) that then gets passed to tex

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