This bug was fixed in the package xserver-xorg-video-intel-lts-utopic - 2:2.99.914-1~exp1ubuntu4.5~trusty1
--------------- xserver-xorg-video-intel-lts-utopic (2:2.99.914-1~exp1ubuntu4.5~trusty1) trusty; urgency=medium * Backport utopic package for lts-utopic stack. -- Timo Aaltonen <tjaal...@debian.org> Mon, 11 May 2015 14:35:11 +0300 ** Changed in: xserver-xorg-video-intel-lts-utopic (Ubuntu Trusty) Status: Fix Committed => Fix Released -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1378188 Title: [GNOME3 Staging PPA] strange shadow rendered where client-side decorations are used Status in xserver-xorg-video-intel package in Ubuntu: Fix Released Status in xserver-xorg-video-intel-lts-utopic package in Ubuntu: Invalid Status in xserver-xorg-video-intel-lts-utopic source package in Trusty: Fix Released Status in xserver-xorg-video-intel source package in Utopic: Fix Released Bug description: [Impact] The Intel video driver has a bug that can cause to incorrectly draw certain trapezoids. This is visible when using client side decorations in GNOME 3 (see attached screenshots). [Test Case] Run GNOME 3 with client side decorations on Intel hardware. Observed result: Shadow under window is missing corners. Expected result: Shadow looks correct. [Regression potential] Low. The fix is from upstream and just changes the logic error in the CompositeTrapezoids routine. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/1378188/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp