https://bugs.kde.org/show_bug.cgi?id=409460
Ralek Kolemios changed:
What|Removed |Added
Resolution|--- |MOVED
Status|REOPENED
https://bugs.kde.org/show_bug.cgi?id=409460
Ralek Kolemios changed:
What|Removed |Added
Version|4.2.2 |nightly build (please
|
https://bugs.kde.org/show_bug.cgi?id=409460
Ralek Kolemios changed:
What|Removed |Added
Status|RESOLVED|REOPENED
Ever confirmed|0
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #55 from Dmitry Kazakov ---
Git commit 34f3a4a815b3e489eeb4397045738eb2aa74e2d8 by Dmitry Kazakov.
Committed on 08/10/2019 at 18:13.
Pushed by dkazakov into branch 'krita/4.2'.
Refactor signal compressor to have better timing properties
*
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #55 from Dmitry Kazakov ---
Git commit 34f3a4a815b3e489eeb4397045738eb2aa74e2d8 by Dmitry Kazakov.
Committed on 08/10/2019 at 18:13.
Pushed by dkazakov into branch 'krita/4.2'.
Refactor signal compressor to have better timing properties
*
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #54 from Boudewijn Rempt ---
Ah, thanks for telling us. I'll add that to the FAQ.
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--- Comment #53 from Aaron Lavarnway ---
Aha, I found the issue. Nvidia had vertical sync forced on, which added
significant drawing/panning delay.
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--- Comment #52 from Aaron Lavarnway ---
On the most recent nightly build (and the most recent test build you've given
me), it's fixed. But I think It also applies some sort of
smoothing/stabilization to the pen in general. Including brushes, even if
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #51 from Boudewijn Rempt ---
Git commit 1a1cce8cd5ba3e357c9d81fffedaf78b55d65d68 by Boudewijn Rempt, on
behalf of Dmitry Kazakov.
Committed on 29/07/2019 at 08:33.
Pushed by rempt into branch 'krita/4.2'.
Fix cursor drift when
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #50 from Aaron Lavarnway ---
Awesome, I'll follow those as well. Thank you for all the help!
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Dmitry Kazakov changed:
What|Removed |Added
Status|REPORTED|RESOLVED
Resolution|---
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #48 from Dmitry Kazakov ---
Git commit 63bef1e49334f67b4bb8549e427fdb59e119a6b0 by Dmitry Kazakov.
Committed on 17/07/2019 at 10:37.
Pushed by dkazakov into branch 'master'.
Fix cursor drift when Pan/Zoom/Rotate
The actions should use
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #47 from Dmitry Kazakov ---
> New bug arises though... If I rotate the canvas back and forth without
> picking the pen up
That's an old bug :) I'll try to fix it later.
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--- Comment #46 from Aaron Lavarnway ---
Panning and Rotating works great!
New bug arises though-
If I rotate the canvas back and forth without picking the pen up, the canvas
'drifts' up and to the left.
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--- Comment #45 from Dmitry Kazakov ---
Hi, Aaron!
Could you please test this package: https://yadi.sk/d/rpQqlX13xHbOWQ
This is the final version of the fix. Does it work well your system?
Pan and Rotate should work smoothly. Zooming is slow for some
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #42 from Dmitry Kazakov ---
Git commit bbc0f80732afbf0cb36ccdf5fd6b672dd15712a6 by Dmitry Kazakov.
Committed on 12/07/2019 at 17:04.
Pushed by dkazakov into branch 'master'.
Refactor signal compressor to have better timing properties
*
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #42 from Dmitry Kazakov ---
Git commit bbc0f80732afbf0cb36ccdf5fd6b672dd15712a6 by Dmitry Kazakov.
Committed on 12/07/2019 at 17:04.
Pushed by dkazakov into branch 'master'.
Refactor signal compressor to have better timing properties
*
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #44 from Dmitry Kazakov ---
Git commit ce83d7bc5dc84b27db6efc88098dfc7d0eafd7fe by Dmitry Kazakov.
Committed on 12/07/2019 at 17:08.
Pushed by dkazakov into branch 'master'.
Drop KisRelaxedTimer
It is not used anymore
M +0-1
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #41 from Aaron Lavarnway ---
Wow! DK7 completely fixed it. It feels significantly smoother now when
space+panning. When directly comparing it to the pan tool, it's like night and
day.
If you got rid of the panning stabilizer (or reduce it
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #40 from Dmitry Kazakov ---
Hi, Aaron!
Could you please test this build? I guess I located the point, where the drop
of frames happens...
https://yadi.sk/d/ILNKZ-VOXGLU0w
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--- Comment #39 from Aaron Lavarnway ---
Sorry for the confusion.
Shortly after figuring out why the canvas wasn't smooth, I did a few tests of
my own such as updating drivers, trying on different screens, using the mouse
to pan instead of the tablet,
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #38 from Dmitry Kazakov ---
Erm.. I don't understand. What happened after you cleaned-up the drivers?
1) Did 4.2.2 started to work smoother?
2) Or my latest package started to work smoother?
3) Or my latest package started to work less
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #37 from Aaron Lavarnway ---
(In reply to Dmitry Kazakov from comment #35)
> It looks much better than it used to be, right?
It does look better than it used to be, that's for sure. But that got fixed
when I did a clean wipe of all display
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #36 from Aaron Lavarnway ---
Paintstorm Studio is the 'other', though Affinity Photo also has very smooth
pan/zoom/rotate. I used Clip Studio Paint for 5 years, then when I upgraded to
the 4k Cintiq the canvas FPS dropped to ~12-20 FPS at
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #35 from Dmitry Kazakov ---
It looks much better than it used to be, right?
And what is "the other" application you are checking it against?
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--- Comment #34 from Aaron Lavarnway ---
Created attachment 121469
--> https://bugs.kde.org/attachment.cgi?id=121469=edit
Time graph animation
Unfortunately not, as far as I can tell.
I attached another graphic that shows the problem, since that's
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #33 from Dmitry Kazakov ---
Could you test this one as well? I guess I managed to reproduce it on my
system...
https://yadi.sk/d/rjvDg4K_T_vLoA
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--- Comment #32 from Aaron Lavarnway ---
Created attachment 121447
--> https://bugs.kde.org/attachment.cgi?id=121447=edit
Updates smoothing skip
While it is slightly 'smoother', unfortunately the frames themselves aren't
rendered smoothly.
Attached
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #31 from Dmitry Kazakov ---
Hi, Aaron!
Could you please test "Space+drag" panning with this package?
https://yadi.sk/d/e_eWFr3MwGLLbA
I have added a simple stabilizer there. It should generate precisely 60fps and
do the dragging
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #30 from Aaron Lavarnway ---
I was actually thinking the same thing about re-using a brush stabilizer for
things like panning, zooming and rotating. But I don't understand how all of
the behind-the-scenes works so I didn't suggest it in
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #29 from Dmitry Kazakov ---
Btw, what is your graphical tablet/display model? It it something Cintiq-like?
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--- Comment #28 from Dmitry Kazakov ---
Hm... that sound a bit weird... I though that the packages (-dk3 and -dk4) made
panning better for you, but it seems like it didn't...
Can I ask you for an experiment? Could you try to paint with "Basic 5 Size"
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #27 from Aaron Lavarnway ---
(In reply to Aaron Lavarnway from comment #26)
> it also drops frames since it's not rendering under 60FPS.
*since it is now rendering under 60FPS
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--- Comment #26 from Aaron Lavarnway ---
Unfortunately I don't have many friends with other graphics cards so I didn't
mean for the list to be an all-encompassing sample set.
The issue is still there when using software rendering. But in addition to
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #25 from Boudewijn Rempt ---
That sounds like a set of graphics cards with very little diversity... I cannot
reproduce it, or maybe I just cannot see this, but I mainly use Intel GPU based
systems. Maybe that's relevant, too.
Does this
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #24 from Aaron Lavarnway ---
I've been asking around to some other artists, and this seems to be a
widespread issue.
So far it's been confirmed happening on:
Win 10 / GTX 980TI / 64GB (mine)
Ubuntu 19.04 / GTX 980TI / 64GB (mine,
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #23 from Aaron Lavarnway ---
Created attachment 121426
--> https://bugs.kde.org/attachment.cgi?id=121426=edit
DebugView Logs 4.2.2
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--- Comment #22 from Aaron Lavarnway ---
Created attachment 121425
--> https://bugs.kde.org/attachment.cgi?id=121425=edit
Graphic describing the issue
I don't have low FPS, just the effect of low FPS due to the canvas being
rendered at sporadic
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #21 from Dmitry Kazakov ---
Erm... you said you had low FPS on in Krita 4.2.2... can you generate
QT_DEBUG_FPS log for the original unchanged Krita 4.2.2 binary?
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--- Comment #20 from Aaron Lavarnway ---
Created attachment 121424
--> https://bugs.kde.org/attachment.cgi?id=121424=edit
DebugView Logs 4
Yes the frame timing issue happens with both space+click and the pan tool. I'm
not using the move tool. It
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #19 from Dmitry Kazakov ---
Can you try this package?
https://yadi.sk/d/mCAnrkEIJaC0iQ
Btw, are you sure you use Space+Click shortcut? Not Pan or Move tool?
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--- Comment #18 from Aaron Lavarnway ---
Created attachment 121420
--> https://bugs.kde.org/attachment.cgi?id=121420=edit
Canvas 'jumping' when panning
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--- Comment #17 from Aaron Lavarnway ---
Created attachment 121419
--> https://bugs.kde.org/attachment.cgi?id=121419=edit
DebugView Logs 3
I can tell it's "faster", but it's just still extremely "not right" and
"stuttery"
I don't know how to explain
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #16 from Dmitry Kazakov ---
Okay, can you test this package as well? On my system it gives 596fps :)
https://yadi.sk/d/PaqidZxK7d_S8g
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--- Comment #15 from Aaron Lavarnway ---
Created attachment 121416
--> https://bugs.kde.org/attachment.cgi?id=121416=edit
Coalesced frame view
Grey square is canvas, with white plus for positional clarity.
Stacked frames from high speed footage of
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #14 from Aaron Lavarnway ---
Created attachment 121415
--> https://bugs.kde.org/attachment.cgi?id=121415=edit
DebugView Logs 2
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--- Comment #13 from Dmitry Kazakov ---
Hi, Aaron!
Could you please check this new package? It should work smoothly and without
freezes on your system:
https://yadi.sk/d/lEf3ffTL6qkAGw
As with the previous package, please generate a log:
1) Start
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #12 from Aaron Lavarnway ---
Because of intermittent freezing when using DebugView, yes I see ~30 FPS lines.
When I'm not using DebugView (such as with normal use) I see 100+ FPS like you.
"Canvas FPS: 104.3" But the canvas is still very
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #11 from Dmitry Kazakov ---
Ah... I see the log now. Let me make another package, without this extra tablet
debug
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--- Comment #10 from Dmitry Kazakov ---
Hi, Aaron!
Do I understand it right that you see "FPS: 30..." lines in the DebugView?
The problem is, I cannot get such FPS on my system. Whatever GPU settings I
set, it doesn't get lower than 100fps :(
Btw,
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #9 from Aaron Lavarnway ---
Created attachment 121400
--> https://bugs.kde.org/attachment.cgi?id=121400=edit
New package slow motion
Notice how the blue cross moves at an inconsistent speed, despite the cursor
updating correctly.
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--- Comment #8 from Aaron Lavarnway ---
Hey Dmitry, this package seems to be noticeably smoother, though it's hard to
tell.
Taking more high speed footage, I've found that instead of getting 'stuck'
every other frame, it's now only getting stuck every
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #7 from Aaron Lavarnway ---
Created attachment 121399
--> https://bugs.kde.org/attachment.cgi?id=121399=edit
DebugView logs
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--- Comment #6 from Dmitry Kazakov ---
If you still have a problem with the package, please try to generate the FPS
log for me:
1) Download DebugView and start it:
https://docs.microsoft.com/en-us/sysinternals/downloads/debugview
2) Start 'cmd.exe'
3)
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #5 from Dmitry Kazakov ---
Hi, Aaron!
Could you please check if this package has higher FPS on your machine? It has
higher priority for screen updates...
https://yadi.sk/d/PnfCWZ_Dq2KgCw
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Dmitry Kazakov changed:
What|Removed |Added
Assignee|krita-bugs-n...@kde.org |dimul...@gmail.com
CC|
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #4 from Aaron Lavarnway ---
Updated scope:
I've asked several artist friends of mine to see if they notice it, and each
one (all windows 10, various hardware) said they notice it doesn't seem smooth.
I've installed a dual-boot of Ubuntu
https://bugs.kde.org/show_bug.cgi?id=409460
--- Comment #3 from Aaron Lavarnway ---
Created attachment 121316
--> https://bugs.kde.org/attachment.cgi?id=121316=edit
Emulated example of rendering issue
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--- Comment #2 from Aaron Lavarnway ---
The 'diagnostics' I'm referring to are the 'Debug logging of OpenGL framerate'
outputs. Which as I said in the original post, do show 100+ fps (or 60 fps if
vsync is forced on in nvidia settings)
What Krita is
https://bugs.kde.org/show_bug.cgi?id=409460
Boudewijn Rempt changed:
What|Removed |Added
CC||b...@valdyas.org
--- Comment #1 from
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