MVC branch initial impressions and list of bugs.

Thu Oct 16 17:12:27 UTC 2014

third crash:
Crash triggered by clicking with right-click on a terminal, which hovers
over Krita, while Krita has NO documents open.(Attempt at reproducing this
while documents are open still triggers Krita canvas)

Application: Krita (krita), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fb1d32e67c0 (LWP 2941))]

Thread 5 (Thread 0x7fb19effd700 (LWP 2995)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fb1d06fd406 in QWaitCondition::wait(QMutex*, unsigned long) ()
from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#2  0x00007fb1d06f95eb in QSemaphore::acquire(int) () from
/usr/lib/x86_64-linux-gnu/libQtCore.so.4
#3  0x00007fb1cf33cd0e in KisTileDataPooler::waitForWork
(this=this at entry=0x1e099f0)
at
/home/wolthera/kde4/src/calligra/krita/image/tiles3/kis_tile_data_pooler.cc:162
#4  0x00007fb1cf33d0dd in KisTileDataPooler::run (this=0x1e099f0) at
/home/wolthera/kde4/src/calligra/krita/image/tiles3/kis_tile_data_pooler.cc:184
#5  0x00007fb1d06fcf2f in ?? () from
/usr/lib/x86_64-linux-gnu/libQtCore.so.4
#6  0x00007fb1cb31df6e in start_thread (arg=0x7fb19effd700) at
pthread_create.c:311
#7  0x00007fb1d29dc9cd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 4 (Thread 0x7fb1a4cdf700 (LWP 2996)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fb1d06fd406 in QWaitCondition::wait(QMutex*, unsigned long) ()
from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#2  0x00007fb1d06f99f3 in QSemaphore::tryAcquire(int, int) () from
/usr/lib/x86_64-linux-gnu/libQtCore.so.4
#3  0x00007fb1cf358e23 in KisTileDataSwapper::waitForWork (this=<optimized
out>) at
/home/wolthera/kde4/src/calligra/krita/image/tiles3/swap/kis_tile_data_swapper.cpp:86
#4  0x00007fb1cf3590ba in KisTileDataSwapper::run (this=0x1e09a28) at
/home/wolthera/kde4/src/calligra/krita/image/tiles3/swap/kis_tile_data_swapper.cpp:92
#5  0x00007fb1d06fcf2f in ?? () from
/usr/lib/x86_64-linux-gnu/libQtCore.so.4
#6  0x00007fb1cb31df6e in start_thread (arg=0x7fb1a4cdf700) at
pthread_create.c:311
#7  0x00007fb1d29dc9cd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 3 (Thread 0x7fb1af8a9700 (LWP 2999)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fb1d06fd406 in QWaitCondition::wait(QMutex*, unsigned long) ()
from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#2  0x00007fb1d16ca086 in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#3  0x00007fb1d06fcf2f in ?? () from
/usr/lib/x86_64-linux-gnu/libQtCore.so.4
#4  0x00007fb1cb31df6e in start_thread (arg=0x7fb1af8a9700) at
pthread_create.c:311
#5  0x00007fb1d29dc9cd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 2 (Thread 0x7fb19f7fe700 (LWP 3000)):
#0  0x00007fb1d29cff7d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fb1cae456a4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb1cae457ac in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb1d0829a76 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#4  0x00007fb1d07fb5ef in
QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQtCore.so.4
#5  0x00007fb1d07fb8e5 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQtCore.so.4
#6  0x00007fb1d06fa88f in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQtCore.so.4
#7  0x00007fb1d07dcd13 in ?? () from
/usr/lib/x86_64-linux-gnu/libQtCore.so.4
#8  0x00007fb1d06fcf2f in ?? () from
/usr/lib/x86_64-linux-gnu/libQtCore.so.4
#9  0x00007fb1cb31df6e in start_thread (arg=0x7fb19f7fe700) at
pthread_create.c:311
#10 0x00007fb1d29dc9cd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 1 (Thread 0x7fb1d32e67c0 (LWP 2941)):
[KCrash Handler]
#5  KisZoomManager::updateGUI (this=0x0) at
/home/wolthera/kde4/src/calligra/krita/ui/kis_zoom_manager.cc:211
#6  0x00007fb1d247dbda in KisView2::updateGUI (this=0x1a5d6b0) at
/home/wolthera/kde4/src/calligra/krita/ui/kis_view2.cpp:882
#7  0x00007fb1d0810a58 in QMetaObject::activate(QObject*, QMetaObject
const*, int, void**) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#8  0x00007fb1d12680c4 in QApplication::x11ProcessEvent(_XEvent*) () from
/usr/lib/x86_64-linux-gnu/libQtGui.so.4
#9  0x00007fb1d128f922 in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#10 0x00007fb1cae453b6 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007fb1cae45708 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007fb1cae457ac in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#13 0x00007fb1d0829a55 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#14 0x00007fb1d128f9d6 in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#15 0x00007fb1d07fb5ef in
QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQtCore.so.4
#16 0x00007fb1d07fb8e5 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQtCore.so.4
#17 0x00007fb1d0800e5b in QCoreApplication::exec() () from
/usr/lib/x86_64-linux-gnu/libQtCore.so.4
#18 0x00007fb1d2dba774 in kdemain (argc=<optimized out>, argv=<optimized
out>) at /home/wolthera/kde4/src/calligra/krita/main.cc:104
#19 0x00007fb1d2903de5 in __libc_start_main (main=0x4006b0 <main(int,
char**)>, argc=1, ubp_av=0x7fffcfc487d8, init=<optimized out>,
fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffcfc487c8)
at libc-start.c:260
#20 0x00000000004006de in _start ()

On Thu, Oct 16, 2014 at 7:06 PM, Wolthera <griffinvalley at gmail.com> wrote:

> Okay, so the Multi view control branch for Krita has finally entered
> testing stage, so I build it and started poking at it:
>
> Some notes for those who want to try it out themselves:
>
> * had to empty build for this.
> * had to empty trash afterwards.
>
> otherwise it just creates build errors.
>
> Now for the notes:
>
> * settings became confused in this build.
> ** ctrl+z doesn't work.
> ** confirm(by pressing enter), in transform and crop doesn't work
> ** Nor does the pop-up palette, rotate mode, or zoom.
> ** Top-bar misses actions.
> *** Undo freehand brush-stroke is only availeble in file<calligra>, not in
> brushes and stuff<krita>
> *** The same for zooming, and brush smoothening(!)
> ** Activate linetool is greyed out in preferences.
> * many actions are missing from the view-menu(expected?)(grid-actions are
> missing)
> * Actions misordered in File as well...
> * Slowdowns on focussing windows/canvases.(gnome thinks it froze and is
> asking me whether I would like to kill Krita)
> ** closing preferences and going to canvas will cause slowdown.
> ** going between multiple documents will cause slowdown.
> ** Going to an outside program and coming back in will also cause slowdown.
> * Assistants are broken and cause crash.
> * General slowdown on selection and geometric tools. (It tags notably
> between confirm and actual drawing, feels similar to the
> layer-gui-update-lag that slangkamp had to fix kisview for, maybe it's
> trying too hard to figure out on which canvas it's trying to paint?)(only
> happens in tabbed mode).
> * New view works great!
> ** Undo is shared between views wel!
> ** Color is randomly not remembered between switching
> focus-canvas.(returns to black...)
> * Tiled view works okay.
> ** However, it gets a little strange when trying to resize the canvas
> windows. (asif it's trying to snap constantly)
> ** Painting between canvases works great, adjusting the navigation between
> canvases doesn't(lag)
> ** Overview docker works great between canvasses, (but again, super-lag on
> switching focus canvas)
> * Closing a view is super-slow.
> * When using subwindows, when Krita is closed down, and then restarted,
> and multiple documents are opened, Krita does not recognise that they
> should be subwindowed. Nor does it draw tabs. If you select Tiled-view in
> the windows submenu, it subwindows them correctly.
> * Odd bug: Select a tool(example circle) in one view, paint with it on
> another. Then go to the other view, paint again, undo. Go back to first
> view, paint, notice that it only uses the freehand brush. No switching of
> tools will actually happen in the first view, only in the second.
> (sometimes it works the other way around, it seems, the common thread is
> that if a tool has been changed in one cnavas, the other canvas doesn't
> understand this, and it results in the other canvas not being able to
> change tools anymore)
> ** As well, the tool options with this bug will be garbled, as if the
> tool-options where not switched out, but just painted on top of each other.
> * Wrap-around mode works well!
> * Perspective grid tool works... but it's sublines are not drawn.
> * undoing a selection caused a crash...(not reproducable)
> * crash on attempting to show grid!(reproducable, probly missing action)
> * crash when using the right-mouseclick(for me assigned to color-picker)
> while in a terminal that hovers above a Krita window.
> * Terminal complains about color slider docker being assigned a new layout
> constantly(proly my fault)
> * Terminal complains about this: krita(2941)
> KWidgetItemDelegateEventListener::eventFilter: User of KWidgetItemDelegate
> should not delete widgets created by createItemWidgets! (repeated like, 20
> times each time you start up Krita)
> * Terminal complains about paintop presets: krita(3626)
> KisPaintopBox::setCurrentPaintop: current paintop  "Basic_tip_default"  was
> not set, not supported by colorspace
>
> tl;dr: The problems can be subdivided into several catagories:
> 1) Hotkeys, settings and missing actions.
> 2) Confusion between canvasses.
> 3) Slowdown.
> 4) Miscelaneous.
>
> I will sent the crash-reports in seperate mails after.
>
> --
> Wolthera
>

-- 
Wolthera
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