Blender Tutorial: Geometry Nodes Simulation: Advect by Curl Noise
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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: https://www.entagma.com/downloads/GN_...
Tutorial by Seanterelle that gave the inspiration for the simulation hack • Geometry Nodes Differential Growth Si...
If you want to deepen your understanding of the math involved: https://www.khanacademy.org
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