CesiumGS / CesiumGS/cesium

groundPrimitive under vr is not displayed properly

Open
#8,453 2 comments 0 reactions 0 assignees View on GitHub
category - graphics type - bug
Dominant language
JavaScript
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Avg merge
4d 6h
Merged PRs (30d)
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Description

[Sandcastle url](https://sandcastle.cesium.com/#c=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)
![TIM截图20191211170828](https://user-images.githubusercontent.com/15809597/70607129-db3a5180-1c38-11ea-913f-c4f674c741d5.png)

Contributor guide

Open the contributing 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

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