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Support us on Patreon: Simulation inside of Geometry Nodes is finally possible with this “buffer“ hack. After setting up the sim environment, Manuel explains to you what the curl of a vector field is all about and implements a version of curl noise to drive some simulated particles. Download Scene File: Tutorial by Seanterelle that gave the inspiration for the simulation hack If you want to deepen your understanding of the math involved: 00:00 Intro 00:48 Create Geomery 02:25 Create the Buffer 03:50 Create the “Do“ Tree 05:10 Advection by Perlin Noise 07:50 Curl Theory 13:30 Approximate the Curl of the Noise Field 22:20 Copy the Curl Noise into the “Do“ Tree 23:30 Create Geometry Emission