1.118

CesiumGS/cesium1.118Jun 3, 2024by jjhembd

AI Summary

CesiumJS 1.118 expands glTF material support to include specular, anisotropy, and clearcoat extensions while fixing raycasting and image-based lighting bugs.

Key Highlights

Added support for KHR_materials_specular extension.
Added support for KHR_materials_anisotropy extension.
Added support for KHR_materials_clearcoat extension.
Fixed scene.pickPosition error when depthTestAgainstTerrain is false.

New Features

Advanced glTF material extensions support (specular, anisotropy, clearcoat).
Fixed raycasting against the globe when terrain depth testing is disabled.
Fixed specular reflection calculations for image-based lighting.

Full Release Notes

1.118 - 2024-06-03

Highlights include:

- Added support for glTF models with the [KHR_materials_specular extension](https://github.com/KhronosGroup/glTF/tree/main/extensions/2.0/Khronos/KHR_materials_specular). [#11970](https://github.com/CesiumGS/cesium/pull/11970)
- Added support for glTF models with the [KHR_materials_anisotropy extension](https://github.com/KhronosGroup/glTF/blob/main/extensions/2.0/Khronos/KHR_materials_anisotropy/README.md). [#11988](https://github.com/CesiumGS/cesium/pull/11988)
- Added support for glTF models with the [KHR_materials_clearcoat extension](https://github.com/KhronosGroup/glTF/blob/main/extensions/2.0/Khronos/KHR_materials_clearcoat/README.md). [#12006](https://github.com/CesiumGS/cesium/pull/12006)
- Fixed a bug where `scene.pickPosition` returned incorrect results against the globe when `depthTestAgainstTerrain` is `false`. [#4368](https://github.com/CesiumGS/cesium/issues/4368)
- Fixed an error in the specular reflection calculations for image-based lighting from supplied environment maps. [#12008](https://github.com/CesiumGS/cesium/issues/12008)

See the [changelog](https://github.com/CesiumGS/cesium/blob/1.118/CHANGES.md) for the complete list of changes.