jglrxavpok’s blog

As written in my previous post, I switched to Linux and AMD GPUs for my main desktop PC last year.

A few weeks ago, I decided to port my Windows-only engine to Linux, and also switch from an NVIDIA GPU to an AMD one.

It has been a while since I’ve posted something here!

Alternative title: “Going further than Nanite: Raytracing”, but that might be a bit pretentious.

⚠️ This article is a short follow up on Recreating Nanite: Runtime LOD selection.

This article is part of the “Recreating Nanite” series, you should read the previous articles to fully understand what is going on here!

Table of contents: Introduction Fixing performance Law of large numbers Doing less work Fixing quality ⚠️ This article is a short follow up on Recreating Nanite: LOD generation.

At the end of the previous article, you could see the albedo and lighting being applied to rendered clusters.

Matching commits: Support for LODs inside glTF First version of LOD clusters Small fix in GLTFProcessing when building METIS graph Vertex welding & METIS edge weights k-d tree usage for simplification (commit message is wrong due to a mistake) Recreate k-d

Matching commits: Meshlet support Cluster lifetime Table of contents: Introduction Generating clusters Adding a custom extension to glTF Saving to glTF Reading from glTF Preparing and rendering clusters Structures Filling the structures Accessing the stru…