> On Oct 23, 2017, at 9:04 AM, Konstantin Tokarev <[email protected]> wrote: > > > > 23.10.2017, 18:43, "Frédéric WANG" <[email protected] > <mailto:[email protected]>>: >> Hi, >> >> There have been some discussions recently on >> https://bugs.webkit.org/show_bug.cgi?id=177744 regarding the relevance >> of the compile-time flag for MathML. Discussing with Olivier during the >> Web Engines Hackfest, it seems he only had disabled MathML in his >> project because he thought it would reduce binary size. However, he was >> not really sure this actually had a significant impact. AFAIK, the only >> dependencies needed for MathML are the font libraries but they are >> already used for text layout. The implementation is only a few >> element/rendering files plus some changes here and there. >> >> I'm wondering if other people use the --no-mathml build option and >> believe they really need it? If not, I'm propose to remove this >> compile-time flag. >> >> As a comparison, the flag for SVG was removed in >> https://bugs.webkit.org/show_bug.cgi?id=127991 ; Mozilla also removed >> compile time option for MathML and SVG a long time ago ( >> https://hg.mozilla.org/mozilla-central/rev/b8664f450508 for the former). > > There is a big difference between SVG and MathML: the first one is entirely > self- > contained, while (AFAIU) MathML requires presence of math fonts on the target > system for correct rendering (i.e. native MathML will look much worse than > image > fallback that is usually available). > > Imagine embedded system (e.g. of set-top box kind) which has no math fonts on > the board. Will always-on MathML be progression or regression there?
Is there any way we can convert MathML to a runtime switch? It seems like the main consideration is rendering quality given available fonts, rather than code size. Regards, Maciej
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