---
title: "Discussion on \"A small Houdini bubble experiment: the checks that mattered\" | Hashnode"
description: "Discussion on \"A small Houdini bubble experiment: the checks that mattered\". Companion notes on empty sets, particle IDs and two-pass repair. Full Houdini FLIP measurements, code and caveats are on Digital Garden."
url: "https://hashnode.com/posts/a-small-houdini-bubble-experiment-the-checks-that-mattered/6af7f9f4cd6cd0378a4ba3d8"
---

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# [A small Houdini bubble experiment: the checks that mattered](https://digitalgarden-alicia.hashnode.dev/a-small-houdini-bubble-experiment-the-checks-that-mattered?utm_source=hashnode&utm_medium=feed)

Companion notes on empty sets, particle IDs and two-pass repair. Full Houdini FLIP measurements, code and caveats are on Digital Garden.

6h ago · 2 min read · digitalgarden-alicia.hashnode.dev  
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## Written by

[Alicia lu](https://hashnode.com/@alicialu)

@alicialu

  
[View profile](https://hashnode.com/@alicialu)

Notes from building Digital Garden by Alicia with Houdini and Three.js: procedural plants, WebGPU/WebGL, glTF, OpenUSD and measured browser experiments. Explore the garden: https://digitalgarden.si/ Original articles: https://digitalgarden.si/blog/

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