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1.141

CesiumGS/cesium1.141May 1, 2026by jjspace

AI Summary

Updates the minimum required Node.js version to 22.0.0 and modifies the mutability of specific `BufferPrimitiveCollection` properties.

Key Highlights

  • Bumped minimum required Node version to 22.0.0.
  • Made `BufferPrimitiveCollection` properties `modelMatrix`, `boundingVolume`, and `boundingVolumeWC` readonly.
  • Added support for properties (`EXT_structural_metadata`) in vector tilesets.
  • Fixed lighting affecting `EquirectangularPanorama` rendering.

Breaking Changes

  • BufferPrimitiveCollection properties `modelMatrix`, `boundingVolume`, and `boundingVolumeWC` are now readonly and cannot be reassigned.

New Features

  • Metadata support in vector tilesets.
  • Fixed panorama lighting issues.
  • Fixed incorrect matrix multiplication in `pickModel`.

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.