[regression] [unity 6.0] Fullscreen windows flicker and/or never redraw properly if panel_opacity<1.0 or dash is opened.

Bug #1024911 reported by Daniel van Vugt on 2012-07-15
28
This bug affects 6 people
Affects Status Importance Assigned to Milestone
Unity
Fix Released
High
Daniel van Vugt
unity (Ubuntu)
High
Unassigned

Bug Description

If I set panel opacity < 1.0 then fullscreen windows don't redraw. Or in some cases like playing video in mplayer, the whole screen just flickers.
This seems to be related to active blur updates (FBO logic). Because the problem goes away if I set panel opacity back to 1.0.

ProblemType: Bug
DistroRelease: Ubuntu 12.10
Package: unity 6.0.0-0ubuntu1
ProcVersionSignature: Ubuntu 3.5.0-4.4-generic 3.5.0-rc6
Uname: Linux 3.5.0-4-generic x86_64
ApportVersion: 2.3-0ubuntu4
Architecture: amd64
Date: Sun Jul 15 18:05:17 2012
InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Alpha amd64 (20120606.2)
ProcEnviron:
 LANGUAGE=en_AU:en
 TERM=xterm
 PATH=(custom, no user)
 LANG=en_AU.UTF-8
 SHELL=/bin/bash
SourcePackage: unity
UpgradeStatus: No upgrade log present (probably fresh install)

Related branches

Daniel van Vugt (vanvugt) wrote :
Changed in unity:
milestone: none → 6.2
assignee: nobody → Daniel van Vugt (vanvugt)
status: New → Triaged
status: Triaged → In Progress
summary: - [regression] [unity 6.0] Fullscreen windows never redraw if panel
- opacity < 1.0
+ [regression] [unity 6.0] Fullscreen windows flicker and/or never redraw
+ properly if panel opacity < 1.0
Changed in unity:
importance: Undecided → High
tags: added: regression-regionaldamage
summary: [regression] [unity 6.0] Fullscreen windows flicker and/or never redraw
- properly if panel opacity < 1.0
+ properly if active blur is updating
description: updated
summary: [regression] [unity 6.0] Fullscreen windows flicker and/or never redraw
- properly if active blur is updating
+ properly if panel_opacity<1.0 or dash is opened.
description: updated
Changed in unity:
status: In Progress → Fix Committed
Daniel van Vugt (vanvugt) wrote :

Fix committed into lp:unity at revision 2503

Launchpad Janitor (janitor) wrote :

This bug was fixed in the package unity - 6.0.0-0ubuntu2

---------------
unity (6.0.0-0ubuntu2) quantal; urgency=low

  * Cherry pick upstream fixes.
    - [regression] [unity 6.0] Fullscreen windows flicker and/or never redraw
      properly if panel_opacity<1.0 or dash is opened (LP: #1024911)
    - panel and launcher blinks when using libreoffice presenter/spreadsheet
      (LP: #1024459)
 -- Lukasz 'sil2100' Zemczak <email address hidden> Mon, 16 Jul 2012 14:48:14 +0200

Changed in unity (Ubuntu):
status: Triaged → Fix Released
Didier Roche (didrocks) on 2012-08-10
Changed in unity:
status: Fix Committed → Fix Released
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