Optimizing meshoptimizer to process billions of triangles in minutes (2025)

NVIDIA released RTX Mega Geometry and a 36 GB glTF scene for Zorah, which was too large to process with current tools. An open-source sample code was modified to improve support for hierarchical clustered LOD in meshoptimizer, resulting in a ~3 minute processing time on 16 threads. [summary] [comments]