[Bug 167473] With version 26.2.0, the screen does not update correctly with Skia Vulkan.

2025-12-23 Thread bugzilla-daemon
https://bugs.documentfoundation.org/show_bug.cgi?id=167473

--- Comment #14 from m_a_riosv  ---
I can't test now, the Lenovo is in the service, and at least a couple of weeks
to get it.
What I am using meanwhile is an Acer for 2009 with Win 10, no way to have an
updated driver.

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[Bug 167473] With version 26.2.0, the screen does not update correctly with Skia Vulkan.

2025-12-23 Thread bugzilla-daemon
https://bugs.documentfoundation.org/show_bug.cgi?id=167473

--- Comment #13 from V Stuart Foote  ---
(In reply to m_a_riosv from comment #12)
> (In reply to V Stuart Foote from comment #11)
> > (In reply to m_a_riosv from comment #10)
> > .
> > > CPU threads: 4; OS: Windows 10 X86_64 (build 19045); UI render: 
> > > Skia/Raster;
> > > VCL: win
> > > .
> > 
> > Hmm, was that testing OK now with Vulkan? Or was just Skia software raster
> > framing...
> You are right, I disable 'Force Skia software rendering', but I didn't
> verify it was disabled at restart. And I can see now that I cannot disable
> it.

OK, thanks.  I remain stable with nVidia GPU (GeForce RTX 4060 Ti) and recent
drivers.

So, you might check with a driver update from AMD. Looks to have been a 25.12.1
WHQL release out this month. That may have improved its skia driver support.

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[Bug 167473] With version 26.2.0, the screen does not update correctly with Skia Vulkan.

2025-12-23 Thread bugzilla-daemon
https://bugs.documentfoundation.org/show_bug.cgi?id=167473

m_a_riosv  changed:

   What|Removed |Added

 Resolution|FIXED   |---
 Status|RESOLVED|NEW

--- Comment #12 from m_a_riosv  ---
(In reply to V Stuart Foote from comment #11)
> (In reply to m_a_riosv from comment #10)
> .
> > CPU threads: 4; OS: Windows 10 X86_64 (build 19045); UI render: Skia/Raster;
> > VCL: win
> > .
> 
> Hmm, was that testing OK now with Vulkan? Or was just Skia software raster
> framing...
You are right, I disable 'Force Skia software rendering', but I didn't verify
it was disabled at restart. And I can see now that I cannot disable it.

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[Bug 167473] With version 26.2.0, the screen does not update correctly with Skia Vulkan.

2025-12-23 Thread bugzilla-daemon
https://bugs.documentfoundation.org/show_bug.cgi?id=167473

--- Comment #11 from V Stuart Foote  ---
(In reply to m_a_riosv from comment #10)
> Seems it is working now.
> Version: 26.8.0.0.alpha0+ (X86_64)
> Build ID: 680(Build:0)
> CPU threads: 4; OS: Windows 10 X86_64 (build 19045); UI render: Skia/Raster;
> VCL: win
> Locale: es-ES (es_ES); UI: es-ES
> Calc: CL threaded

Hmm, was that testing OK now with Vulkan? Or was just Skia software raster
framing...

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[Bug 167473] With version 26.2.0, the screen does not update correctly with Skia Vulkan.

2025-12-23 Thread bugzilla-daemon
https://bugs.documentfoundation.org/show_bug.cgi?id=167473

m_a_riosv  changed:

   What|Removed |Added

 Resolution|--- |FIXED
 Status|NEEDINFO|RESOLVED

--- Comment #10 from m_a_riosv  ---
Seems it is working now.
Version: 26.8.0.0.alpha0+ (X86_64)
Build ID: 680(Build:0)
CPU threads: 4; OS: Windows 10 X86_64 (build 19045); UI render: Skia/Raster;
VCL: win
Locale: es-ES (es_ES); UI: es-ES
Calc: CL threaded

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[Bug 167473] With version 26.2.0, the screen does not update correctly with Skia Vulkan.

2025-12-22 Thread bugzilla-daemon
https://bugs.documentfoundation.org/show_bug.cgi?id=167473

Xisco Faulí  changed:

   What|Removed |Added

 Ever confirmed|0   |1
 Status|UNCONFIRMED |NEEDINFO
 CC||[email protected]

--- Comment #9 from Xisco Faulí  ---
Hello m_a_riosv,
Skia has been upgraded to m144 recently, See
3ac469795c7c06189e9cbbf00c9d1d1e719531fe.
is this issue still reproducible for you in a master build ?

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[Bug 167473] With version 26.2.0, the screen does not update correctly with Skia Vulkan.

2025-07-13 Thread bugzilla-daemon
https://bugs.documentfoundation.org/show_bug.cgi?id=167473

Roman Kuznetsov <[email protected]> changed:

   What|Removed |Added

 Blocks||129062


Referenced Bugs:

https://bugs.documentfoundation.org/show_bug.cgi?id=129062
[Bug 129062] [META] Skia library bugs
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[Bug 167473] With version 26.2.0, the screen does not update correctly with Skia Vulkan.

2025-07-12 Thread bugzilla-daemon
https://bugs.documentfoundation.org/show_bug.cgi?id=167473

--- Comment #8 from m_a_riosv  ---
Someone having issues with this, Please paste here the information on
Menu/Help/About LibreOffice (There is an icon to copy). And the Skia log,
Menu>Tools>Options>LibreOffice>View - Copy skia.log.

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[Bug 167473] With version 26.2.0, the screen does not update correctly with Skia Vulkan.

2025-07-12 Thread bugzilla-daemon
https://bugs.documentfoundation.org/show_bug.cgi?id=167473

--- Comment #7 from m_a_riosv  ---
When asking Gemini AI about possible issues between WDDM and Skia/Vulkan, it
looks that the matter is quite complex.

It even seems that Google is considering a new Skia Graphite rendering
architecture.

In any case, I think the important thing is to anticipate how to act/avoid a
widespread problem, with the negative impact on users' perception of LO.

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[Bug 167473] With version 26.2.0, the screen does not update correctly with Skia Vulkan.

2025-07-12 Thread bugzilla-daemon
https://bugs.documentfoundation.org/show_bug.cgi?id=167473

--- Comment #6 from m_a_riosv  ---
Created attachment 201775
  --> https://bugs.documentfoundation.org/attachment.cgi?id=201775&action=edit
Screenshot Windows registry

Thanks for the effort.

But that Windows registry is not on my pc, I created it, but none of the values
solves the issue.

I'll search a bit more about the issue.

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[Bug 167473] With version 26.2.0, the screen does not update correctly with Skia Vulkan.

2025-07-12 Thread bugzilla-daemon
https://bugs.documentfoundation.org/show_bug.cgi?id=167473

--- Comment #5 from V Stuart Foote  ---
(In reply to m_a_riosv from comment #4)
OK,  checked with a nightly past the 9 July build. Not affecting Vulkan
rendering with a recent nVidia GPU and drivers. So not a general issue.

RenderMethod: vulkan
Vendor: 0x10de
Device: 0x2803
API: 1.4.303
Driver: 576.160.0  //LO generates it wrong, should be 576.40.0.0 (bug 160783)
DeviceType: discrete
DeviceName: NVIDIA GeForce RTX 4060 Ti
Denylisted: no

You could try to disable the "Hardware Accelerated GPU Scheduling" (HAGS) that
WDDM 3.2 enables by default. Widows registry:

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\GraphicsDrivers
DWORD (32 bit): 'HwSchMode'  [hex 1 off, hex 2 on]

But don't forget to *turn it back on* if it has no effect. ;-)

=-testing-=
TB78 WIX based nightly 2025-07-12
Version: 26.2.0.0.alpha0+ (X86_64) / LibreOffice Community
Build ID: e38d4e8cf2b1a1b5c146acbe325d31f84da676b0
CPU threads: 28; OS: Windows 11 X86_64 (build 26100); UI render: Skia/Vulkan;
VCL: win
Locale: en-US (en_US); UI: en-US
Calc: CL threaded

Win11
WinVer: Verson 24H2 (OS Build 26100.4652) 
Display: Driver Version 32.0.15.7640

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[Bug 167473] With version 26.2.0, the screen does not update correctly with Skia Vulkan.

2025-07-11 Thread bugzilla-daemon
https://bugs.documentfoundation.org/show_bug.cgi?id=167473

--- Comment #4 from m_a_riosv  ---
Based on the date I am seeing the issue, I am not sure if it corresponds to
Skia m139 on 4 July.

Last working for me:
Win-x86_64@tb77-TDF/2025-07-09_03.32.29
Version: 26.2.0.0.alpha0+ (X86_64) / LibreOffice Community
Build ID: 12efeaf7b623e865e048fb4a8512a5f08f182760
CPU threads: 16; OS: Windows 11 X86_64 (build 26100); UI render: Skia/Vulkan;
VCL: win
Locale: es-ES (es_ES); UI: es-ES Calc: CL threaded

First failing:
Win-x86_64@tb77-TDF/2025-07-10_03.33.34
Version: 26.2.0.0.alpha0+ (X86_64) / LibreOffice Community
Build ID: 7ef1c437f30b0869a5b9fa33809bac2c6665ace3
CPU threads: 16; OS: Windows 11 X86_64 (build 26100); UI render: Skia/Vulkan;
VCL: win
Locale: es-ES (es_ES); UI: es-ES Calc: CL threaded


I couldn't find a release date for a new version of WDDM on Win, but it looks
like it will be 25H2 at the earliest, although it seems to be every two years
>2026. And if it's not with 25H2, we'll be in a situation where we can't use
Skia/Vulkan with Win 11.
At least until a Skia/Vulkan-compatible version of WDDM is available on
Windows, I think “Force Skia software rendering” should be enabled by default.

With clean install (with no profile)
'Force Skia software rendering' is disabled

Skia log:
RenderMethod: vulkan
Vendor: 0x1002
Device: 0x1681
API: 1.4.308
Driver: 2.0.342
DeviceType: integrated
DeviceName: AMD Radeon(TM) Graphics
Denylisted: no

This is part of the information generated with dxdiag:
Driver Model: WDDM 3.2

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[Bug 167473] With version 26.2.0, the screen does not update correctly with Skia Vulkan.

2025-07-11 Thread bugzilla-daemon
https://bugs.documentfoundation.org/show_bug.cgi?id=167473

V Stuart Foote  changed:

   What|Removed |Added

 CC||[email protected]

--- Comment #3 from V Stuart Foote  ---
IIANM skia libs through 25.8 are build m130, while for 26.2 it has been
updated: to skia m136 -> m137 -> m138 -> and to latest m139 on 4 July.

Very likely the issue is with hw/driver support for your Win11 build. New
features in skia/Vulkan end up non-supported on hw/driver under Win11 WDDM 3.1
or WDDM 3.2

If skia software rendering is working, great! Use it.

skia/Vulkan should probably not be active by default, but having it by default
does expose weakness in os and hw/driver support of Vulkan. So some diagnostic
value there.

Exactly the same as with OpenGL hw/driver as it evolved.

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[Bug 167473] With version 26.2.0, the screen does not update correctly with Skia Vulkan.

2025-07-11 Thread bugzilla-daemon
https://bugs.documentfoundation.org/show_bug.cgi?id=167473

--- Comment #2 from m_a_riosv  ---
It doesn't happen with:

Version: 25.8.0.1.0+ (X86_64) / LibreOffice Community
Build ID: fc3baba5ee80226c0f11232dbf07ce507d4f63d1
CPU threads: 16; OS: Windows 11 X86_64 (build 26100); UI render: Skia/Vulkan;
VCL: win
Locale: es-ES (es_ES); UI: es-ES
Calc: CL threaded

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[Bug 167473] With version 26.2.0, the screen does not update correctly with Skia Vulkan.

2025-07-11 Thread bugzilla-daemon
https://bugs.documentfoundation.org/show_bug.cgi?id=167473

--- Comment #1 from m_a_riosv  ---
Created attachment 201762
  --> https://bugs.documentfoundation.org/attachment.cgi?id=201762&action=edit
Screenshot showing the issue.

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