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phqb

Re:Fourier Analysis: Drawing Llamas with Circles on Saturday September 26, 2026 @07:03AM (#49855348)
Shameless plug: I made this tool years ago (predates AI) that draws arbitrary images using Fourier circles https://phqb.github.io/circle_drawing/.
Re:A Preview of DuckDB v2.0 on Monday August 17, 2026 @05:58PM (#49338258)
I'm using duckdb/duckdb-go as query engine for my Go services: moving hot data from Postgres to Parquet files on S3 or to Iceberg; querying cold data on Iceberg, ... instead of using different Go libraries.
Re:Ask HN: What Are You Working On? (July 2026) on Tuesday July 14, 2026 @11:33PM (#48915956)
I'm prototyping a wood-working simulator game in my free time for a year now, here is its latest short https://phqb.github.io/woodsim-short-15-07-2026.html.

My goal is to capture the satisfying feeling of sawing & chiselling wood and hammering its parts (jointing) into an usable object.

Now sawing mechanic is done, chiseling shouldn't be a problem. Jointing will be hard.

The techs: Rust, raylib, JoltPhysics. I don't use engines to avoid answering "how to do X in Y" questions while I even don't know how to do X yet. But now I'm considering migrating to bevy to not have to implement (good) shadow, lighting, ... from scratch.

Btw I use no AI except for brainstorming and well-defined & isolated functions. I want to control all my codes instead of begging the LLM model.

Re:The King in Yellow on Friday February 07, 2025 @08:19AM (#42972187)
I also knew this book from Signalis which is now one of my favorite. I even made a copy of this book[0] based on the in-game one.

[0]: https://x.com/phqb1/status/1840023494060585237

I added JSON import & export. Btw you can get a sharable link. But the details of the drawing will reduce because of URL length limitation.
I added number of circles sliders.

Show HN: I made a WebGL-based app that traces images using circles

https://phqb.github.io/circle_drawing/

I was fascinated by this [0] and this video [1]. After many struggles, I finally built this app that traces images using circles similar to what these videos had shown.The most challenging part (to me) is to find a way to convert images to vector lines. I had tried Potrace, but its output is not suitable for my use case: too many small elements share the same border. Potrace's goal is to...

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