And my fork of the webgpu demo that inspired this article:

https://github.com/Ludicon/webgpu-clustered-shading

The tool that I used to update the textures is at:

https://github.com/Ludicon/gltf-tex

You can find it in this repo:

https://github.com/ludicon/sponza-gltf

I've put together an updated version of the Sponza scene with uncompressed PNG and compressed AVIF textures. I wrote about the process and compared the results against KTX.

https://www.ludicon.com/castano/blog/2026/02/an-updated-sponza-gltf/

#webgpu #sparkjs

While working on spark.js, I realized that normal map compression formats weren’t supported in popular frameworks like three.js. I addressed that gap by adding the necessary support to three.js and wrote an article to shed some light on the topic, drawing from my experience in real-time 3D graphics.

https://www.ludicon.com/castano/blog/2026/02/normal-map-compression-revisited/

#webgpu #webgl #threejs #sparkjs