Viewing profile — kushalkolar
kushalkolar
HN member- Joined
- Sun, Jan 26, 2025, 4:20 AM UTC
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About kushalkolar
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Recent public activity
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Comment #43357808
I just commented above, see this: https://github.com/vispy/jupyter_rfb/issues/95#issuecomment-...
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Comment #43357803
I just remembered, I think there is something weird with Google's servers or the network because performance was very poor even with a custom Google Cloud instance running jupyterl…
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Comment #43345871
OK now try to do this in 3D with arbitrary projections and interactivity! And guess what, you'd create a rendering engine :) My earlier reply has a link to how GPUs actually push p…
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Comment #43344653
Setting the value of a pixel in an image is very different from drawing objects like lines, this is a good introduction: https://graphicscompendium.com/intro/01-graphics-pipeline
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Comment #43344424
In the meantime you can use the rendering engine pygfx to create them directly :)
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Comment #43344411
Take a look at the examples gallery, it differs greatly from matplotlib. But I guess that will be subjective
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Comment #43344359
Fastplotlib is very different from bokeh and holoviz, and has different use cases. Bokeh and holoviz send data to a JS front end that draws (to the best of my knowledge), whereas f…
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Comment #43339132
I don't think it's ready yet and I think it might be private at the moment, Cyrille can comment more on it. But if I understand correctly it's a protocol for serializing graphical …
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Comment #43338795
non-jupyter notebook implementations have their quirks, eventually we hope to make a more universal jupyter-rfb kind of library, perhaps using anywidget. Anywidget is awesome: http…
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Comment #43338773
> the data is available on a machine in a cluster rather than on the local machine of a user jupyter-rfb lets you do remote rendering for this, render to a remote frame buffer and …
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Comment #43338632
I do not know ruby but sometimes that's an opportunity to try and make one which others will also find useful :)
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Comment #43338517
Thanks, and the purpose was to show what's possible on modest hardware that most people have. We have created gigabytes of graphics that live on the gpu for more complex use cases …
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Comment #43337756
This is exactly why we use jupyter-rfb, I often have large datasets on a remote cluster computer and we perform remote rendering. see: https://fastplotlib.org/ver/dev/user_guide/fa…
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Comment #43337642
Hi! I've seen some of your work on wgpu-py! Definitely let us know if you need help or have ideas, if you're on the main branch we recently merged a PR that allows events to be bid…
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Comment #43337596
Rendering frames and saving them to disk can be done with rendercanvas but we haven't exposed this in fastplotlib yet: https://github.com/pygfx/rendercanvas/issues/49
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Comment #43337447
Yea the security issue is why I'm pretty sure you can't do it on WGPU, but Vulkan and cupy can fully run locally so it doesn't have the same security concern.
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Comment #43337429
Thanks! Yup our focus is not publication figures, matplotlib and seaborn cover that space pretty well.
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Comment #43337367
This looks cools thanks! Makes me wonder if there's any way to do that with WGPU if WGPU is interfacing with Vulkan, probably not easy if possible I"m guessing. WGPU has security p…
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Comment #43336993
We offer a lot of ways to slice colors, set cmaps and cmap transforms, they are really useful in neuroscience: https://fastplotlib.org/ver/dev/_gallery/line/line_colorslic... https…
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Comment #43336648
Thanks! That is a great question and one that I've we've been battling with as well. As far as we know, this is not possible due to the way different contexts are set up on the GPU…
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Comment #43336607
Exactly that's a good example!
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Comment #43336588
The example from the article with the subtitle "Large-scale calcium imaging dataset with corresponding behavior and down-stream analysis" is a good example. We have brain imaging v…
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Comment #43336503
Almar made blog posts about the line shader he wrote! https://almarklein.org/triangletricks.html https://almarklein.org/line_rendering.html A big shader refactor was done in this P…
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Comment #43336451
ok, different libraries have different use cases, the type of data we work with absolutely necessitates dynamic visualization. You wouldn't view a video with imshow would you?
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Comment #43336359
Thanks! I used pyqtgraph for many years and love what can be done by it, we started off wanting to build something like it but based on WGPU and not bound to Qt.