Tested /usr/lib/qt4/examples/widgets/tablet/tablet, works ok with both pressure and tilt.
2011/9/20 Jussi Pakkanen <jussi.pakka...@canonical.com> > Animtim, could you try the qt4 tablet test application mentioned above? > Does it behave properly with both pressure and tilt based line width? > > -- > You received this bug notification because you are subscribed to the bug > report. > https://bugs.launchpad.net/bugs/799202 > > Title: > wacom stylus jumps with latest xserver-xorg-core > > Status in “xorg-server” package in Ubuntu: > In Progress > > Bug description: > Wacom input jumps while drawing with xserver-xorg-core version > 2:1.10.1-1ubuntu1.1 > It is working correctly with version 2:1.10.1-1ubuntu1. > > This issue is somehow related to issue #762938 (no pressure > sensitivity with wacom tablet). > > A fix for pressure sensitivity was proposed by Chase Douglas in the > utouch-team/unstable ppa. > > Using the official ubuntu Qt version, stylus position works fine, but > pressure sensitivity does not work. > When using Chase Douglas's ppa, pressure works fine, but the cursor > position jumps while drawing. > > Note that the issue only happens when using the wacom stylus that is > "pressure sensitive", not when using the wacom mouse that has no > pressure. > > As previously said, the "jumping cursor" issue disappears if I > downgrade xserver-xorg-core to version 1.10.1-1ubuntu1 > > The bug can be seen in Krita, when drawing a line, the cursor jumps, a > picture showing the problem can be seen here: > > https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/799202/+attachment/2174502/+files/pressure_bug.png > > I can reproduce the issue on a tablet pc with touch sensitive screen > and a desktop pc with usb Wacom tablet. > > At least 2 other users are having the same issue, see: > https://bugs.launchpad.net/ubuntu/+source/pencil/+bug/762938 > > Using Ubuntu 11.04 > > ProblemType: Bug > DistroRelease: Ubuntu 11.04 > Package: xserver-xorg-core 2:1.10.1-1ubuntu1.1 > ProcVersionSignature: Ubuntu 2.6.38-10.44-generic-pae 2.6.38.7 > Uname: Linux 2.6.38-10-generic-pae i686 > Architecture: i386 > CompizPlugins: No value set for > `/apps/compiz-1/general/screen0/options/active_plugins' > CompositorRunning: kwin > Date: Sat Jun 18 18:44:38 2011 > DistUpgraded: Fresh install > DistroCodename: natty > DistroVariant: kubuntu > DkmsStatus: > virtualbox-ose, 4.0.4, 2.6.38-9-generic-pae, i686: installed > virtualbox-ose, 4.0.4, 2.6.38-10-generic-pae, i686: installed > GraphicsCard: > Intel Corporation Core Processor Integrated Graphics Controller > [8086:0046] (rev 02) (prog-if 00 [VGA controller]) > Subsystem: Lenovo Device [17aa:215a] > InstallationMedia: Kubuntu 11.04 "Natty Narwhal" - Alpha i386 (20110202) > MachineType: LENOVO 2985FJG > ProcEnviron: > LANGUAGE= > LANG=en_US.UTF-8 > SHELL=/bin/bash > ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.38-10-generic-pae > root=UUID=1524b654-818e-4d16-807f-4e0db5f1b26f ro quiet splash vt.handoff=7 > ProcKernelCmdLine_: BOOT_IMAGE=/boot/vmlinuz-2.6.38-10-generic-pae > root=UUID=1524b654-818e-4d16-807f-4e0db5f1b26f ro quiet splash vt.handoff=7 > Renderer: Unknown > SourcePackage: xorg-server > UpgradeStatus: No upgrade log present (probably fresh install) > dmi.bios.date: 09/15/2010 > dmi.bios.vendor: LENOVO > dmi.bios.version: 6QET53WW (1.23 ) > dmi.board.name: 2985FJG > dmi.board.vendor: LENOVO > dmi.board.version: Not Available > dmi.chassis.asset.tag: No Asset Information > dmi.chassis.type: 10 > dmi.chassis.vendor: LENOVO > dmi.chassis.version: Not Available > dmi.modalias: > dmi:bvnLENOVO:bvr6QET53WW(1.23):bd09/15/2010:svnLENOVO:pn2985FJG:pvrThinkPadX201Tablet:rvnLENOVO:rn2985FJG:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable: > dmi.product.name: 2985FJG > dmi.product.version: ThinkPad X201 Tablet > dmi.sys.vendor: LENOVO > version.compiz: compiz N/A > version.libdrm2: libdrm2 2.4.23-1ubuntu6 > version.libgl1-mesa-dri: libgl1-mesa-dri 7.10.2-0ubuntu2 > version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A > version.libgl1-mesa-glx: libgl1-mesa-glx 7.10.2-0ubuntu2 > version.xserver-xorg: xserver-xorg 1:7.6+4ubuntu3.1 > version.xserver-xorg-video-ati: xserver-xorg-video-ati N/A > version.xserver-xorg-video-intel: xserver-xorg-video-intel > 2:2.14.0-4ubuntu7 > version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau N/A > > To manage notifications about this bug go to: > > https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/799202/+subscriptions > -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg-server in Ubuntu. https://bugs.launchpad.net/bugs/799202 Title: wacom stylus jumps with latest xserver-xorg-core To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/799202/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp