[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
bug#16621: 24.3.50; Periodic timer + overlays = flickering near point
From: |
Eli Zaretskii |
Subject: |
bug#16621: 24.3.50; Periodic timer + overlays = flickering near point |
Date: |
Wed, 05 Feb 2014 05:57:51 +0200 |
> From: "Jan D." <jan.h.d@swipnet.se>
> Date: Tue, 4 Feb 2014 23:08:13 +0100
> Cc: Dmitry Gutov <dgutov@yandex.ru>,
> "16621@debbugs.gnu.org" <16621@debbugs.gnu.org>,
> "monnier@IRO.UMontreal.CA" <monnier@IRO.UMontreal.CA>
>
> So, if there is a way to avoid cursor redraws, go for it.
Can you tell when does the cursor need to be redrawn on X?
> Double buffering is a port specific solution, unless the display engine does
> double buffering by having two sets of glyphs and compares them to see what
> has really changed. Sounds like a big project.
We do have 2 sets of glyphs, but they are not guaranteed to be
complete: we only care about the portions of display that changed, so
the parts that we know didn't change we don't bother updating.
- bug#16621: 24.3.50; Periodic timer + overlays = flickering near point, (continued)
- bug#16621: 24.3.50; Periodic timer + overlays = flickering near point, Eli Zaretskii, 2014/02/03
- bug#16621: 24.3.50; Periodic timer + overlays = flickering near point, Stefan Monnier, 2014/02/03
- bug#16621: 24.3.50; Periodic timer + overlays = flickering near point, Eli Zaretskii, 2014/02/03
- bug#16621: 24.3.50; Periodic timer + overlays = flickering near point, Stefan Monnier, 2014/02/03
- bug#16621: 24.3.50; Periodic timer + overlays = flickering near point, Eli Zaretskii, 2014/02/03
bug#16621: 24.3.50; Periodic timer + overlays = flickering near point, Dmitry Gutov, 2014/02/03
- bug#16621: 24.3.50; Periodic timer + overlays = flickering near point, Eli Zaretskii, 2014/02/03
- bug#16621: 24.3.50; Periodic timer + overlays = flickering near point, Dmitry Gutov, 2014/02/04
- bug#16621: 24.3.50; Periodic timer + overlays = flickering near point, Eli Zaretskii, 2014/02/04
- bug#16621: 24.3.50; Periodic timer + overlays = flickering near point, Jan D., 2014/02/04
- bug#16621: 24.3.50; Periodic timer + overlays = flickering near point,
Eli Zaretskii <=
- bug#16621: 24.3.50; Periodic timer + overlays = flickering near point, Jan Djärv, 2014/02/05
- bug#16621: 24.3.50; Periodic timer + overlays = flickering near point, Eli Zaretskii, 2014/02/05
bug#16621: 24.3.50; Periodic timer + overlays = flickering near point, Stefan Monnier, 2014/02/05
bug#16621: 24.3.50; Periodic timer + overlays = flickering near point, Eli Zaretskii, 2014/02/05
bug#16621: 24.3.50; Periodic timer + overlays = flickering near point, Stefan Monnier, 2014/02/05
bug#16621: 24.3.50; Periodic timer + overlays = flickering near point, Eli Zaretskii, 2014/02/05
bug#16621: 24.3.50; Periodic timer + overlays = flickering near point, Stefan Monnier, 2014/02/05
bug#16621: 24.3.50; Periodic timer + overlays = flickering near point, Eli Zaretskii, 2014/02/06
bug#16621: 24.3.50; Periodic timer + overlays = flickering near point, Stefan Monnier, 2014/02/06
bug#16621: 24.3.50; Periodic timer + overlays = flickering near point, Eli Zaretskii, 2014/02/06