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Get the VTKUnity-MedicalVolumeViewer package from Kitware Europe and speed up your game development process. Find this & other Tutorial Projects options on the Unity Asset Store.

I was making great progress on a probably-useless #python #vtk #dataviz and had gotten to the critical step: compute the intersections of these #3d polymeshes to show the interesting part.....

...and it keeps segfaulting.

Internet suggests the polymeshes may be imperfect but cleaning them doesn't help. I'm dejected. I wanna work on it but I don't want to spend most of a weekend debugging a single problem

I love #pyqtgraph for 2D scientific and #dataviz #graphs in #python. And now I'm starting to really love #vtk for 3D.

https://vtk.org/

It has a lot of the same #science adjacent type plotting. It works well with python. (And there's a #javascript #api but I haven't used it...yet). And it is *extremely fast*.

The only problem is that there's a lot to it and I don't really understand the workflow. (I feel like there's an extra layer. There's a "source", a "mapper", an "actor" and a "renderer". One of those seems superfluous.)

There are a lot of examples on their site and elsewhere. And there's a lot of documentation. But I haven't yet found a good combination tutorial that has worked examples that are also explained.

I really just have to use it more and get it into my head.

Fortunately, I have a weird #math/#geometry/#orbitalmechanics thing I want to try to solve (or at least visualize). Intersections of multiple ellipsoids and cones....

VTK - The Visualization Toolkit

🛡️ CRITICAL heap use-after-free in Kitware VTK ≤9.5.0 (CVE-2025-57108) — malicious GLTF files can trigger code execution or crashes via vtkGLTFDocumentLoader. No patch yet: restrict GLTF input, monitor for updates, and use memory safety tools. https://radar.offseq.com/threat/cve-2025-57108-na-58043a4e #OffSeq #VTK #CVE202557108

VTK - công ty con của Viettel đang mở rộng từ xây dựng hạ tầng viễn thông (2G-5G) sang lĩnh vực thiết kế dân dụng, công nghiệp và nội thất công trình. Bước tiến chiến lược "lấn sân" thể hiện năng lực đa dạng hóa của tập đoàn quốc phòng - viễn thông lớn nhất Việt Nam.

#Viettel #VTK #thietkenoithat #haotang #dando #mobile #5G #infrastructure #design #Vietnam

https://vietnamnet.vn/cong-ty-con-cua-viettel-lan-san-sang-thiet-ke-dan-dung-va-noi-that-cong-trinh-2458241.html

Công ty con của Viettel “lấn sân” sang thiết kế dân dụng và nội thất công trình

VTK – đơn vị thành viên của Viettel, từ công ty chuyên xây dựng hạ tầng mạng viễn thông 2G cho đến 5G, đang mở rộng sang các lĩnh vực tư vấn thiết kế dân dụng, công nghiệp và nội thất công trình.

Vietnamnet.vn

#dataviz is critical, but I don't think in pictures, I think in spatial relations and movement (is this an #adhd thing?)

Movement happens in time and you usually want to viz the time axis all at once, so I've trained myself to turn "$variable vs t" into mental motion

Other times you need an interactive #ux and that usually means 3D

I love love love #pyqtgraph for #python plotting but they will be the first to tell you the 3D needs some love

My punfully-named work project has proved to be a hit[1] and I managed to get an 30y-experienced #software #developer *with an #astronomy degree* assigned to it. (This is a #space application)

She agreed that the 3D portion was neat but hard to use. She found #vtk, which seems to be the perfect partner because it does 3D really well, stays out of 2D and has a #pyqt connector.

I just worked through a tutorial and, yeah, this could be a huge breakthrough in my viz apps.

[1]They think they want to change the pun name but they are wrong. An unforgettable name is money in the bank.

@hugovk also, take this as an opportunity to check out PyVista! It's an amazing Pythonic interface to #VTK that makes it straightforward (or as straightforward as possible) to make complex 3d visualisations with #Python!
This is an attempt to create a metal/steel-like material... and in order to add a bit more appeal on top, I also tried to mimic a not yet fully polished 'function surface/coating'. The model is a low-poly mesh from Sketchfab https://lnkd.in/e2xCdwJh Yes, the mesh is a bit odd... the wall-thickness between the cylinders is too thin to make sense in the real world... and it is missing coolant passages. #vtk #shader #pbr #rendering
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More messing around with vtk 9.4.0... this time order-independent transparency and iso-surface extraction... #OpenGL #vtk #dataViz