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From: Eli Zaretskii <eliz@gnu.org>
To: YAMAMOTO Mitsuharu <mituharu@math.s.chiba-u.ac.jp>
Cc: yuan.mei.list@gmail.com, rudalics@gmx.at, emacs-devel@gnu.org
Subject: Re: Redisplay issue
Date: Sat, 05 Dec 2015 11:17:09 +0200	[thread overview]
Message-ID: <83lh99fe5m.fsf@gnu.org> (raw)
In-Reply-To: <wla8ppyc51.wl%mituharu@math.s.chiba-u.ac.jp>

> Date: Sat, 05 Dec 2015 09:25:46 +0900
> From: YAMAMOTO Mitsuharu <mituharu@math.s.chiba-u.ac.jp>
> Cc: martin rudalics <rudalics@gmx.at>,
> 	yuan.mei.list@gmail.com,
> 	emacs-devel@gnu.org
> 
> >>>>> On Fri, 04 Dec 2015 11:47:23 +0200, Eli Zaretskii <eliz@gnu.org> said:
> 
> >> Date: Fri, 04 Dec 2015 10:05:14 +0100
> >> From: martin rudalics <rudalics@gmx.at>
> >> CC: Eli Zaretskii <eliz@gnu.org>, emacs-devel <emacs-devel@gnu.org>
> >> 
> >> > Without cairo:
> >> >
> >> > 17 (#o21, #x11, ?\C-q)
> >> >
> >> > With cairo:
> >> >
> >> > 16 (#o20, #x10, ?\C-p)
> >> 
> >> So it's the Cairo font backend.  59 text lines plus one menu bar line
> >> give the 60 pixels difference.
> 
> > I don't understand how can it do that with the same size of the same
> > font.  Some bug in ftcrfont.c, perhaps?
> 
> Maybe one font backend rounds the fractional metrics values but the
> other truncates them?

Could be.  Yuan, could you try these changes, and see if the
dimensions of the Cairo frame become identical to that of the
non-Cairo build?

Thanks.



  reply	other threads:[~2015-12-05  9:17 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-11-27 22:31 Redisplay issue Yuan MEI
2015-11-28  8:06 ` Eli Zaretskii
2015-11-28  8:27   ` Yuan MEI
2015-11-28  9:44     ` Eli Zaretskii
2015-11-28 20:19       ` Yuan MEI
2015-11-28 20:49         ` Eli Zaretskii
2015-11-29  2:54           ` Yuan MEI
2015-11-29 15:42             ` Eli Zaretskii
2015-11-29 23:35               ` Yuan MEI
2015-11-30 16:16                 ` Eli Zaretskii
2015-12-01  4:51                   ` Yuan MEI
2015-12-01 16:01                     ` Eli Zaretskii
2015-12-02  4:35                       ` Yuan MEI
2015-12-02 13:57                         ` Eli Zaretskii
2015-12-03  4:55                           ` Yuan MEI
2015-12-03  7:47                             ` Eli Zaretskii
2015-12-03  8:09                               ` Yuan MEI
2015-12-03 10:23                                 ` Eli Zaretskii
2015-12-03 18:16                                 ` martin rudalics
2015-12-03 21:23                                   ` Yuan MEI
2015-12-04  8:08                                     ` martin rudalics
2015-12-04  8:30                                       ` Yuan MEI
2015-12-04  8:48                                         ` martin rudalics
2015-12-04  8:54                                           ` Yuan MEI
2015-12-04  8:56                                           ` martin rudalics
2015-12-04  9:00                                             ` Yuan MEI
2015-12-04  9:05                                               ` martin rudalics
2015-12-04  9:47                                                 ` Eli Zaretskii
2015-12-04 10:21                                                   ` martin rudalics
2015-12-04 11:01                                                     ` Eli Zaretskii
2015-12-04 11:12                                                       ` Eli Zaretskii
2015-12-05  0:25                                                   ` YAMAMOTO Mitsuharu
2015-12-05  9:17                                                     ` Eli Zaretskii [this message]
2015-12-06  0:49                                                       ` Yuan MEI
2015-12-07  3:33                                                         ` YAMAMOTO Mitsuharu
2015-12-07 17:19                                                           ` Eli Zaretskii
2015-12-08  4:03                                                             ` YAMAMOTO Mitsuharu
2015-12-11  8:48                                                               ` Eli Zaretskii
2015-11-28 21:44   ` joakim
2015-11-29  0:14     ` Yuan MEI

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