1.141

LizardByte/Sunshine1.141May 1, 2026by jjspace

AI Summary

CesiumJS update regarding Node version requirements and property immutability.

Key Highlights

Minimum required Node version bumped to 22.0.0.
`BufferPrimitiveCollection` properties (modelMatrix, boundingVolume) are now readonly and cannot be reassigned.
Added support for metadata (EXT_structural_metadata) in vector tilesets.

Breaking Changes

Minimum required Node version is now 22.0.0
`BufferPrimitiveCollection` properties are now readonly (cannot be reassigned)

New Features

Vector tileset metadata support

Full Release Notes

1.141 - 2026-05-01

Highlights include:

- Bumped minimum required Node version to `22.0.0`
- `BufferPrimitiveCollection` properties `modelMatrix`, `boundingVolume`, and `boundingVolumeWC` are now readonly. They may be modified, but not reassigned. [#13448](https://github.com/CesiumGS/cesium/pull/13448)
- Added support for properties (`EXT_structural_metadata`) in vector tilesets. [#13426](https://github.com/CesiumGS/cesium/pull/13426)
- Fixed lighting affecting `EquirectangularPanorama`. [#13369](https://github.com/CesiumGS/cesium/pull/13369)
- Fixed incorrect matrix multiplication for non worldspace instance transforms in `pickModel`. [#13433](https://github.com/CesiumGS/cesium/pull/13433)

See the [changelog](https://github.com/CesiumGS/cesium/blob/1.141/CHANGES.md) for the complete list of changes.