[krita] [Bug 469109] Gradient dither adds dither to areas which are supposed to be transparent

2023-08-07 Thread amyspark
https://bugs.kde.org/show_bug.cgi?id=469109

amyspark  changed:

   What|Removed |Added

   Assignee|a...@amyspark.me |krita-bugs-n...@kde.org

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[krita] [Bug 469109] Gradient dither adds dither to areas which are supposed to be transparent

2023-06-10 Thread bugzilla_noreply
https://bugs.kde.org/show_bug.cgi?id=469109

--- Comment #8 from tomtomtomreportin...@gmail.com ---
Agreed.

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[krita] [Bug 469109] Gradient dither adds dither to areas which are supposed to be transparent

2023-06-10 Thread Deif Lou
https://bugs.kde.org/show_bug.cgi?id=469109

--- Comment #7 from Deif Lou  ---
Maybe it's just enough preventing the dithering on fully trandparent areas of
the final applied gradient. My concern is that it may be some noticeable
discontinuity where a fully transparent region meets a partially transparent
one, but that's only speculation, it should be tested empirically.

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[krita] [Bug 469109] Gradient dither adds dither to areas which are supposed to be transparent

2023-06-10 Thread Raghavendra kamath
https://bugs.kde.org/show_bug.cgi?id=469109

--- Comment #6 from Raghavendra kamath  ---
I too was of the same opinion. I suggested for not adding the option on the
IRC. but deif lour said that currently the colour in end point of the gradient
is extended so if the gradient is from black to white the white is filled till
the end of the canvas no matter where the user places the last end point. So by
that logic krita extends the transparency till the end and that is why
dithering is applied to whole canvas no matter where you end your gradient,
since the fill is extended  till the edge of the canvas. Hope I explained it
correctly.

If we end the gradient where the user places the last end point it would break
the existing behavior of coloured gradient. We should check what other software
do in this situation.

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[krita] [Bug 469109] Gradient dither adds dither to areas which are supposed to be transparent

2023-06-09 Thread bugzilla_noreply
https://bugs.kde.org/show_bug.cgi?id=469109

tomtomtomreportin...@gmail.com changed:

   What|Removed |Added

 Ever confirmed|0   |1
 CC||tomtomtomreportingin@gmail.
   ||com
 Status|REPORTED|CONFIRMED

--- Comment #5 from tomtomtomreportin...@gmail.com ---
To be honest, making it an option rather than simply fixing the issue seems
unnecessary. It's hard to imagine a usecase for dithered transparency side
effects from a gradient, that requires a user to duplicate the layer mutliple
times to even notice. Best to not overcomplicate things, in my opinion, unless
someone really thinks it would improve their workflow (why not just use a noise
filter if you want transparency dither?).

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[krita] [Bug 469109] Gradient dither adds dither to areas which are supposed to be transparent

2023-05-15 Thread Raghavendra kamath
https://bugs.kde.org/show_bug.cgi?id=469109

Raghavendra kamath  changed:

   What|Removed |Added

 Status|NEEDSINFO   |REPORTED
 Resolution|WAITINGFORINFO  |---

--- Comment #4 from Raghavendra kamath  ---
I think as deif lou suggests an option to ignore area with transparency would
be good. It is okay to add dither to partially transparent area but not for
fully transparent area.

Also setting it to reported again since this will be closed by bug janitor in
30 days without any resolution.

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[krita] [Bug 469109] Gradient dither adds dither to areas which are supposed to be transparent

2023-05-15 Thread Bug Janitor Service
https://bugs.kde.org/show_bug.cgi?id=469109

--- Comment #3 from Bug Janitor Service  ---
Dear Bug Submitter,

This bug has been in NEEDSINFO status with no change for at least
15 days. Please provide the requested information as soon as
possible and set the bug status as REPORTED. Due to regular bug
tracker maintenance, if the bug is still in NEEDSINFO status with
no change in 30 days the bug will be closed as RESOLVED > WORKSFORME
due to lack of needed information.

For more information about our bug triaging procedures please read the
wiki located here:
https://community.kde.org/Guidelines_and_HOWTOs/Bug_triaging

If you have already provided the requested information, please
mark the bug as REPORTED so that the KDE team knows that the bug is
ready to be confirmed.

Thank you for helping us make KDE software even better for everyone!

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[krita] [Bug 469109] Gradient dither adds dither to areas which are supposed to be transparent

2023-05-01 Thread Deif Lou
https://bugs.kde.org/show_bug.cgi?id=469109

Deif Lou  changed:

   What|Removed |Added

 CC||gin...@gmail.com

--- Comment #2 from Deif Lou  ---
Would having 2 separate dithering options, for color channels and transparency
help? That way the users can choose themselves, depending on they whant to
achieve.

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[krita] [Bug 469109] Gradient dither adds dither to areas which are supposed to be transparent

2023-04-30 Thread amyspark
https://bugs.kde.org/show_bug.cgi?id=469109

amyspark  changed:

   What|Removed |Added

 CC||a...@amyspark.me
 Resolution|--- |WAITINGFORINFO
   Assignee|krita-bugs-n...@kde.org |a...@amyspark.me
 Status|REPORTED|NEEDSINFO

--- Comment #1 from amyspark  ---
Hi! From a look at the original Inkscape code and my notes, I think this
particular case was never expected or acted on. The testing was only done on
fully opaque ramp gradients (which were the most affected).

I'll raise the topic at tomorrow's meeting, but in the meanwhile, do you have
any suggestions on how to handle partial transparency?

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