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How I make Point Cloud Videos - Blender 3.5 Geometry Nodes Tutorial 

Keir Chaggar-Brown
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21 окт 2024

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Комментарии : 69   
@chrisbonnie5464
@chrisbonnie5464 Месяц назад
For anyone who does not have their color still showing here s a solution. In your geometry nodes setup, after your "Mesh to points " node add a "Set Material node after it" Choose the material you have created that has the "Attribute -> Col" connected to Emission / Principled BSDF, after doing this the color will display correctly. This is the workflow for 3.5 upwards. Thanks to the author of this video. helped me a lot!!
@TraceMistDump
@TraceMistDump Месяц назад
Nice background music
@RobertWildling
@RobertWildling 11 месяцев назад
Beautiful Videos you make! Very unique, very "catching" (meaning: I can't get away from them)! Thanks for sharing!
@super_jo_nathan
@super_jo_nathan Год назад
Thank you for mentioning the new importer at the start of the video! I'm happy to say that the new importer has been merged with blender 3.6 alpha and is available for download!
@KeirCB
@KeirCB Год назад
Thank you so much for developing it! I've tested it with some big files and it's so fast! How much work do you estimate there is to implement point normals? I'm so excited to rebuild my entire library with it. Thank you again
@super_jo_nathan
@super_jo_nathan Год назад
@@KeirCB great to hear that it's working well for you! The importer already writes the vertrex normals internally, but Blender does not fully support them yet. Once it does, it should just work. Sadly I don't know how long that would take since I'm not working on that.
@KeirCB
@KeirCB Год назад
@@super_jo_nathan interesting, thanks again
@supremenanner524
@supremenanner524 Год назад
Ive just began to dable in photogrammetry and self teaching point clouds. The sheer level that you take this to is absolutely mind blowing and shows me how far things can really go. Phenomenal demonstration.
@anastasiatsk6613
@anastasiatsk6613 Год назад
You are amazing, thank you!
@stagrei8233
@stagrei8233 Год назад
Great work and great tutorial. Thanks for sharing.
@ScottFrake
@ScottFrake Год назад
Your videos are absolutely stunning and amazing! I'm hoping you'll do a tutorial on point cloud disintegration/dissolve effects - as shown (quickly) with the gas pumps (@ 3:30 in the tutorial). I'm struggling with the node tree. Thanks for your videos! Cheers.
@KeirCB
@KeirCB Год назад
With geometry nodes my methods are changing quite fast, I find new ways of experimenting with the points with new nodes / updates. Simple particle simulation in geometry nodes are easy expand to have complex looks, I'd really recommend persevering with geo nodes. Good luck
@ScottFrake
@ScottFrake Год назад
@@KeirCB Thanks, I'll keep working on it! I look forward to seeing more of your videos - they are fantastic - amazing work!
@OKEdits
@OKEdits Год назад
That cell division sim is insane!
@KeirCB
@KeirCB Год назад
Check out the tutorial! ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-HVbmw3XZpU4.html
@OKEdits
@OKEdits Год назад
@@KeirCB you legend 🙏🙏
@nonprofit7163
@nonprofit7163 Год назад
why cant I convert it into a point cloud?
@Miner3dBurns
@Miner3dBurns Год назад
After playing with MAYA, this seems like the way to go, cheers
@albertcallejoamat7837
@albertcallejoamat7837 5 месяцев назад
Hi I don't find the io_mesh_ply folder in blender 4 and 4.1 directories, have you some update for that?
@TheMurkinator
@TheMurkinator 5 месяцев назад
same
@KeirCB
@KeirCB 5 месяцев назад
In 4.1 the importer should work, if not definitely in 4.2. you don't need to do anything
@victordemartrin
@victordemartrin Год назад
Hey man, thanks for the Tutorial. I cant convert my .ply to Point Clouds ? I installed the plugin and I tried on 3.4.1 and 3.5, but i cant see the option in the Menu.
@KeirCB
@KeirCB Год назад
I don't really know what would cause that, select your object and convert to point cloud should work, try searching for the operator in f3
@victordemartrin
@victordemartrin Год назад
@@KeirCB Thanks man actually I figured out, we actually need the very last Blender Alpha at the time we do this, so today it's 3.6. It won't work on 3.5 :)
@RobertWildling
@RobertWildling 10 месяцев назад
@@victordemartrin I use 3.6.7 and there is no "Layout => Object => Convert => Point cloud" option available... is that a function that comes with the custom importer? Because in Blender 4.0.2 there is no such convert option available neither...
@KeirCB
@KeirCB 10 месяцев назад
Try the beta
@RobertWildling
@RobertWildling 10 месяцев назад
@@KeirCB It's (still) there in 4.1.0 alpha...
@lukeransfield
@lukeransfield Год назад
Amazing work Keir, thanks for sharing with us 👍maybe slightly tangential, but have you looked into using Touch Designer at all?
@KeirCB
@KeirCB Год назад
I have, but blender is free and open source, it makes me feel good to contribute to the community:)
@carlas1720
@carlas1720 5 месяцев назад
I`ve been working with this plugin quite some time now but since I need to export a 4k stereoscopic video of my scene blender gives me CUDA errors. Did you ever experience these while using the plugin and visualising big point cloud objects?
@andreeailiescu2220
@andreeailiescu2220 9 месяцев назад
I tried adding the Col Attribute, but my Point Cloud still won't be displayed in colour. Any thoughts why? Thanks!
@adityamanoj5742
@adityamanoj5742 4 месяца назад
did you check the name of your color attribute in the object properties ?
@GregMaslin
@GregMaslin Год назад
Hey man I absolutely love this work. I would love to chat about this stuff. I've been playing around this past week and can't get enough of it
@KeirCB
@KeirCB Год назад
Amazing! Give us a email if you're interested in talking more!
@rubenortiz7735
@rubenortiz7735 Год назад
Really beautiful stuff. Looking forward to seeing more content great work. Could you also share the song used in this video?
@mathieudeblois3734
@mathieudeblois3734 25 дней назад
hey Keir, any ideas on how to export the modified .ply as .obj with spheres instead of the points ? cheers!
@KeirCB
@KeirCB 25 дней назад
Using a geometry nodes modified to instance spheres and apply that
@mathieudeblois3734
@mathieudeblois3734 25 дней назад
@@KeirCB Group input > Instance on Points > Group Output ? Theres no instance spheres node.
@KeirCB
@KeirCB 25 дней назад
@@mathieudeblois3734 this is a pretty simple geometry nodes task, i would recommend getting to the point where simple operations like instancing are easy for you, have a play around and figure out the fundamentals, the rest should be easy
@prwurech
@prwurech Год назад
Many thanks for sharing. Is there a way of rendering the points as semi-transparent?
@KeirCB
@KeirCB Год назад
Just adjust the alpha in the shader nodes
@iCamSkiEz
@iCamSkiEz Год назад
Hey man, I'm just getting into this point cloud stuff and I've captured some footage and exported as a TIFF sequence like some other videos suggested. What are you doing to turn your sequence to pointcloud, Metashape? My version won't seem to let me export a PLY without upgrading to paid version.
@KeirCB
@KeirCB Год назад
I use colmap, using the command line interface gives you the most control, but colmap or mve if you don't have a cuda gpu
@dawei886
@dawei886 Год назад
Thank you so much for this tutorial, very inspiring! I'm wondering is there a way to change some of the points to different shapes? For instance, if I wanna change 30% of the points to triangles. How to achieve that? Cheers!
@KeirCB
@KeirCB Год назад
Use a separate node, random value into it's selection socket set at .3. then instance on points. You'll probably want to keep the pc as a mesh
@dimazykov_
@dimazykov_ Год назад
Thank you. When I convert to mesh I lose all colours. Where is my mistake? (And my lights dont work at scene)
@romainalbers
@romainalbers 9 месяцев назад
the effect right at 3:54 looks amazing, anyone any idea on how to make that?
@jonnygrown22
@jonnygrown22 Год назад
you should try this with neural radiance fields
@KeirCB
@KeirCB Год назад
I have, but cannot find a way to export the volume data to import it into blender for actual CGI work to be done
@alexbender220
@alexbender220 Год назад
Hey Keir, I would love to chat to you about this process. It would be great to see more about your data capture process, how you take video and transform it into this type of date. I would love to start experimenting with this sort of image making, but I'm total novice in all things 3D and computing. I'm a cinematographer and wanting to incorporate 3D point cloud environments into some of upcoming projects - any help would be appreciated.
@KeirCB
@KeirCB Год назад
Happy to do a few sessions of training in blender depending on how much knowledge you already have. Content my on my email find in the about section of youre interested
@duppi_xd
@duppi_xd Год назад
missing tab convert to point cloud. Tell me what to do( blender 3.5)
@KeirCB
@KeirCB Год назад
Try the latest 3.6 alpha, it was only available in the alpha
@G1NJO
@G1NJO Год назад
well its doesnt work on animated abc files :/
@KeirCB
@KeirCB Год назад
It does, just use geo nodes
@FieldTeam-s3i
@FieldTeam-s3i Месяц назад
how to remove unnecessary point clouds
@KeirCB
@KeirCB Месяц назад
Convert to mesh and use the standard tools or Use a boolean modifier or vertex attributes with geometry nodes. Many options more as well
@tomasyaconis7030
@tomasyaconis7030 Год назад
my blender 3.5 dont have the "convert to point cloud" :C , any help?
@KeirCB
@KeirCB Год назад
I think it was in 3.5 while it was in alpha, so try the newest 3.6 release and it should work
@matchdance
@matchdance Год назад
@@KeirCB 3.6 didn't have it either :(
@artemskiy3910
@artemskiy3910 Год назад
same problem here, I don't have "Convert to point cloud" option available
@KeirCB
@KeirCB Год назад
Ignore it if you can't find it, the mesh to points node does the same or the points node
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