Re: High-res Customize icons

[Richard Stallman]

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  > We don't have facilities to do this, AFAIK.  Font selection uses the
  > script of the character and the font coverage.  It isn't a user =level
  > issue: once the font is known to the system and/or to the functions
  > that enumerate existing fonts, it will be considered whenever Emacs
  > needs a font for some character.

It would not be hard to mark a font to be ignored
in ordinary font selection -- and do something special
to choose that font for an icon.

-- 
Dr Richard Stallman
Chief GNUisance of the GNU Project (https://gnu.org)
Founder, Free Software Foundation (https://fsf.org)
Internet Hall-of-Famer (https://internethalloffame.org)