groundPrimitive under vr is not displayed properly
- Dominant language
- JavaScript
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Description
[Sandcastle url](https://sandcastle.cesium.com/#c=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)

Contributor guide
Research direction
Reproduce the behavior from the linked Sandcastle example and compare the groundPrimitive rendering in VR with its expected appearance shown in the screenshot. Trace the VR rendering path and groundPrimitive handling to identify where their interaction diverges. Done means the primitive displays properly in VR and the regression is covered by an appropriate test or reproducible example.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- javascript
- Domain
- computer-graphics
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100