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<div class="moz-cite-prefix">On 15.05.2025 10:44, Sung-Jae, Cho
wrote:<br>
</div>
<blockquote type="cite"
cite="mid:CAH3O+g=fWy0qyCFoMDzcB7_zG_iQ1bqZ1282UbiZqW=XoZWSSg@mail.gmail.com">
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<div dir="ltr">I'll try again with openSUSE Tumbleweed. :)
<div>Please, wait a day. I'll try with virtual machines and real
machines, both.</div>
<div>And if you can bring some hardware information with a video
card driver, xorg-driver, etc,</div>
<div>it'll be helpful for finding the cause.</div>
</div>
</blockquote>
<p>
</p>
<p>Operating System: openSUSE Tumbleweed 20250512
KDE Plasma Version: 6.3.5
KDE Frameworks Version: 6.14.0
Qt Version: 6.9.0
Kernel Version: 6.14.5-1-default (64-bit)
Graphics Platform: X11
Processors: 4 × Intel® Core™ i5-7200U CPU @ 2.50GHz
Memory: 7,6 GiB of RAM
Graphics Processor: llvmpipe
Manufacturer: HP
Product Name: HP ProBook 640 G3
</p>
<p
style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">Extended renderer info (GLX_MESA_query_renderer):</p>
<p
style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"> Vendor: Intel (0x8086)</p>
<p
style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"> Device: Mesa Intel(R) HD Graphics 620 (KBL GT2) (0x5916)</p>
<p
style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"> Version: 25.0.5</p>
<p
style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"> Accelerated: yes</p>
<p
style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"> Video memory: 3909MB</p>
<p
style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"> Unified memory: yes</p>
<p
style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"> Preferred profile: core (0x1)</p>
<p
style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"> Max core profile version: 4.6</p>
<p
style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"> Max compat profile version: 4.6</p>
<p
style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"> Max GLES1 profile version: 1.1</p>
<p
style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"> Max GLES[23] profile version: 3.2</p>
<p
style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">OpenGL vendor string: Intel</p>
<p
style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">OpenGL renderer string: Mesa Intel(R) HD Graphics 620 (KBL GT2)</p>
<p
style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">OpenGL core profile version string: 4.6 (Core Profile) Mesa 25.0.5</p>
<p
style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">OpenGL core profile shading language version string: 4.60</p>
<p
style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">OpenGL core profile context flags: (none)</p>
<p
style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">OpenGL core profile profile mask: core profile</p>
<p
style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">
</p>
<p
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</p>
<p
style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">EGL driver name: iris</p>
<p
style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"> EGL_MESA_image_dma_buf_export, EGL_MESA_query_driver, </p>
<p
style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">EGL driver name: iris</p>
<p
style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"> EGL_MESA_gl_interop, EGL_MESA_image_dma_buf_export, EGL_MESA_query_driver, </p>
<p
style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">EGL driver name: iris</p>
<p
style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"> EGL_MESA_image_dma_buf_export, EGL_MESA_query_driver, </p>
<p
style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">EGL driver name: iris</p>
<p
style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"> EGL_MESA_image_dma_buf_export, EGL_MESA_query_driver, </p>
<p
style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">EGL driver name: swrast</p>
<p
style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"> EGL_MESA_image_dma_buf_export, EGL_MESA_query_driver, </p>
<p
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<blockquote type="cite"
cite="mid:CAH3O+g=fWy0qyCFoMDzcB7_zG_iQ1bqZ1282UbiZqW=XoZWSSg@mail.gmail.com"><br>
<div class="gmail_quote gmail_quote_container">
<div dir="ltr" class="gmail_attr">On Thu, May 15, 2025 at
4:38 PM Igor Mironchik <<a
href="mailto:igor.mironchik@gmail.com"
moz-do-not-send="true" class="moz-txt-link-freetext">igor.mironchik@gmail.com</a>>
wrote:<br>
</div>
<blockquote class="gmail_quote"
style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><br>
On 15.05.2025 08:49, Konstantin Kharlamov wrote:<br>
> On Thu, 2025-05-15 at 08:37 +0300, Igor Mironchik wrote:<br>
>> On 15.05.2025 08:29, Konstantin Kharlamov wrote:<br>
>>> On Thu, 2025-05-15 at 06:29 +0300, Igor Mironchik
wrote:<br>
>>>> Hi.<br>
>>>><br>
>>>> Are any Korean here? I'm curious if they have
very bad<br>
>>>> performance of<br>
>>>> rendering Korean text in any Qt application?
Or is this just<br>
>>>> because<br>
>>>> of<br>
>>>> missing some fonts on my system? I see a huge
performance<br>
>>>> slowdown on<br>
>>>> Korean text rendering.<br>
>>> How did you measure? I'm not a Korean, but I
tried pasting a Korean<br>
>>> wiki article to Kate with "Droid Sans [1ASC]"
font and scrolling<br>
>>> and I<br>
>>> don't see any change in performance. Perhaps some
more scientific<br>
>>> method required.<br>
>><br>
>> I paste in Kate a Korean text (~1kB), it took so much
time to paste<br>
>> and<br>
>> render it (~5 seconds), and Kate starts to think a
lot even on<br>
>> navigating in menu.<br>
>><br>
>> The same with English or Russian text - I don't see
any delays, Kate<br>
>> is<br>
>> responsive.<br>
> I see. Seems something specific to your system — I just
created a 158K<br>
> text file by copy-pasting a Korean Wiki article a dozen
of times, and<br>
> when I open it in Kate, everything is smooth and nice.<br>
><br>
> Is it maybe the font? What font do you use? Can you try
going to Kate<br>
> settings and changing the font to "Droid Sans [1ASC]" (on
Archlnux it's<br>
> a `ttf-droid` package) and seeing if that makes any
difference?<br>
<br>
I guess too this is system specific. I'm on openSUSE
Tumbleweed. <br>
Changing editor's font to Droid Sans doesn't help.<br>
<br>
Ok. I see that this issue is system specific, so my question
is <br>
answered. Maybe somebody can check this issue on Tumbleweed
only?<br>
<br>
Thank you.<br>
</blockquote>
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</blockquote>
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