Public bug reported: Qt 5 applications like Qt Creator or the Ubuntu web browser (webbrowser- app) use grayscale font antialiasing. GTK 3, GTK 2, and Qt 4 use subpixel antialiasing as expected, so fonts in Qt 5 look weird. Attached screenshot shows an example of the problem.
This upstream bug report might be related: https://bugreports.qt.io/browse/QTBUG-36445 ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: libqt5gui5 5.2.1+dfsg-1ubuntu14.2 ProcVersionSignature: Ubuntu 3.13.0-44.73-generic 3.13.11-ckt12 Uname: Linux 3.13.0-44-generic x86_64 ApportVersion: 2.14.1-0ubuntu3.6 Architecture: amd64 CurrentDesktop: Unity Date: Mon Feb 2 19:35:10 2015 InstallationDate: Installed on 2014-08-30 (156 days ago) InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2) ProcEnviron: LANGUAGE=en_US PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_US.UTF-8 SHELL=/bin/bash SourcePackage: qtbase-opensource-src UpgradeStatus: No upgrade log present (probably fresh install) ** Affects: qtbase-opensource-src (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug trusty ** Attachment added: "Screenshot comparing Qt 5 and GTK 3 font antialiasing." https://bugs.launchpad.net/bugs/1417370/+attachment/4310929/+files/Qt%205%20Font%20Antialiasing.png -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1417370 Title: Qt 5 uses grayscale instead of subpixel font antialiasing To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/qtbase-opensource-src/+bug/1417370/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs