GNU bug report logs - #37689
Fringe pixmaps, widgets, etc. look ridiculously tiny in hidpi screen

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Carlos Pita <carlosjosepita <at> gmail.com>
Cc: alan <at> idiocy.org, rpluim <at> gmail.com, 37689 <at> debbugs.gnu.org
Subject: bug#37689: Fringe pixmaps, widgets, etc. look ridiculously tiny in hidpi screen
Date: Tue, 15 Oct 2019 12:30:31 +0300

> From: Carlos Pita <carlosjosepita <at> gmail.com>
> Date: Mon, 14 Oct 2019 22:50:11 -0300
> Cc: Alan Third <alan <at> idiocy.org>, Robert Pluim <rpluim <at> gmail.com>, 37689 <at> debbugs.gnu.org
> 
> Also, the scaling factor should probably be exposed to frame.c, since
> it sets a default width of 8 that assumes a standard dpi monitor:
> 
> gui_set_left/right_fringe (struct frame *f, Lisp_Object new_value,
> Lisp_Object old_value)
>   ...
>   new_width = (RANGED_FIXNUMP (-INT_MAX, new_value, INT_MAX)
>        ? eabs (XFIXNUM (new_value)) : 8);
> 
> I've reached a point from where I'm unable to continue ahead on my
> own, except for writing a private patch targeting my specific
> resolution and backend. I would like to contribute but I see no way
> without extending the interface and that's far beyond than what I can
> decide.

Extending the frame redisplay interface is a no-brainer, please go
ahead.

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