This is a quick beginner friendly tutorial shows how build a simple 3d procedural model and use animated geometry in Rigid Body Solver.
Inspired by this project
https://www.behance.net/gallery/125483655/Research-Bots
List of attributes RBDs and more
https://wiki.johnkunz.com/index.php?title=VEX_Attribute_Glossary#DOP_Packed_RBD_Attributes
If you are going to apply the effect for a few copies these links could be helpful to offset time animation with CopyToPoints node
https://forums.odforce.net/topic/46097-offset-time-on-copy-to-points/#:~:text=toadstorm,-Members&text=Another%20way%20you%20can%20do,(or%20subframe)%20you%20need.
https://youtu.be/4gcy-0_PWFU?si=KI3JfrQcRgzAUnmx
More advanced procedural modeling with VEX - check this channel
https://www.youtube.com/@cgside
I small small small little community you could follow
https://t.me/houdinimudini
00:00 - Intro and Reference review
01:36 - Start to model
08:47 - Create driver control
15:16 - Link a rotation transform
23:36 - Review original model
25:12 - RBD start
32:42 - Add velocity to RBD
38:51 - Outro
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Houdini tutorial - Animated Geometry into Rigid Body Dynamic (RBD) / Beginner | NatokHD