Uploaded January 2026 | Updated September 2026, 2 weeks ago

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Get access to 200+ hours of TouchDesigner video training, a private Facebook group where Elburz Sorkhabi and Matthew Ragan answer all your questions, and twice-monthly group coaching/mastermind calls here: iihq.tv/Trial

Get the project files here: interactiveimmersive.ac-page.com/surface-trails-touchdesigner-pops

In this TouchDesigner tutorial, we show you how to create beautiful particle trails inside any custom geometry using the powerful RayPOP.

We’ll walk through the full setup step-by-step: preparing your geometry, configuring the RayPOP, injecting movement, and generating smooth trails that react to your shapes in real time.

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