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[Bug 837820] Re: Window minimizing animation leaves decoration trail on screen

 

** Attachment added: "artifacts.png"
   https://bugs.launchpad.net/bugs/837820/+attachment/2335503/+files/artifacts.png

** Description changed:

  TEST CASE:
  1. Maximize any application (e.g. Nautilus) which launcher icon is not one of the first few items.
  2. Minimize the window.
  
  RESULT:
  The window decoration leaves a trail on the screen (see screenshot).
+ 
+ This happens on two systems (Intel; Intel and Nvidia with nouveau and
+ BLOB).
  
  ProblemType: Bug
  DistroRelease: Ubuntu 11.10
  Package: compiz 1:0.9.5.92+bzr2791-0ubuntu1
  ProcVersionSignature: Ubuntu 3.0.0-9.14-generic 3.0.3
  Uname: Linux 3.0.0-9-generic x86_64
  Architecture: amd64
  BootLog:
   udevd[348]: error: runtime directory '/run/udev' not writable, for now falling back to '/dev/.udev'
+ 
+ 
   fsck from util-linux 2.19.1
+ 
   /dev/sda5: clean, 471433/2526384 files, 3959151/10096844 blocks
+ 
   Skipping profile in /etc/apparmor.d/disable: usr.bin.firefox
  CompizPlugins: [core,bailer,detection,composite,opengl,decor,mousepoll,vpswitch,regex,animation,snap,expo,move,compiztoolbox,place,grid,imgpng,gnomecompat,wall,ezoom,workarounds,resize,fade,unitymtgrabhandles,scale,session,unityshell]
  CompositorRunning: compiz
  Date: Wed Aug 31 05:56:40 2011
  DistUpgraded: Fresh install
  DistroCodename: oneiric
  DistroVariant: ubuntu
  DkmsStatus: virtualbox, 4.1.0, 3.0.0-9-generic, x86_64: installed
  GraphicsCard:
   Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller [8086:0112] (rev 09) (prog-if 00 [VGA controller])
     Subsystem: ASUSTeK Computer Inc. Device [1043:844d]
  InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Alpha amd64 (20110630)
  MachineType: System manufacturer System Product Name
  PackageArchitecture: all
  ProcEnviron:
   PATH=(custom, no user)
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.0.0-9-generic root=UUID=1a9a9fc6-1883-433d-a036-217d2c9bfb16 ro quiet splash bootchart=disable vt.handoff=7
  SourcePackage: compiz
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 05/09/2011
  dmi.bios.vendor: American Megatrends Inc.
  dmi.bios.version: 0501
  dmi.board.asset.tag: To be filled by O.E.M.
  dmi.board.name: P8Z68-V
  dmi.board.vendor: ASUSTeK Computer INC.
  dmi.board.version: Rev 1.xx
  dmi.chassis.asset.tag: Asset-1234567890
  dmi.chassis.type: 3
  dmi.chassis.vendor: Chassis Manufacture
  dmi.chassis.version: Chassis Version
  dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr0501:bd05/09/2011:svnSystemmanufacturer:pnSystemProductName:pvrSystemVersion:rvnASUSTeKComputerINC.:rnP8Z68-V:rvrRev1.xx:cvnChassisManufacture:ct3:cvrChassisVersion:
  dmi.product.name: System Product Name
  dmi.product.version: System Version
  dmi.sys.vendor: System manufacturer
  version.compiz: compiz 1:0.9.5.92+bzr2791-0ubuntu1
  version.ia32-libs: ia32-libs N/A
  version.libdrm2: libdrm2 2.4.26-1ubuntu1
  version.libgl1-mesa-dri: libgl1-mesa-dri 7.11-0ubuntu3
  version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental 7.11-0ubuntu3
  version.libgl1-mesa-glx: libgl1-mesa-glx 7.11-0ubuntu3
  version.xserver-xorg: xserver-xorg 1:7.6+7ubuntu6
  version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.6.0-1ubuntu13
  version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.14.99~git20110811.g93fc084-0ubuntu1
  version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.15.901-1ubuntu2
  version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:0.0.16+git20110411+8378443-1

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https://bugs.launchpad.net/bugs/837820

Title:
  Window minimizing animation leaves decoration trail on screen

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