Visual artifacts using CorridorGeometry and PolylineVolumeGeometry
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Description
As discussed in [this post](https://community.cesium.com/t/visual-artifacts-using-corridorgeometry/15799), large `CorridorGeometry` and `PolygonVolumeGeometry` behave strangely. My first thought was that it occurs when crossing the Equator. Here are three sandcastle examples to visualize the problem.
Sandcastle examples:
[high inclination orbit](https://sandcastle.cesium.com/#c=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)
[equatorial orbit](https://sandcastle.cesium.com/#c=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)
[simple example](https://sandcastle.cesium.com/#c=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)
In this last example, if you change the value of the first longitude from 76.87435919946516 to 76, you'll notice that the visual artifact disappear.
Browser:
Brave 1.31.87
Also in Firefox 91.0.2
Operating System:
Windows 10
Contributor guide
Research direction
Start with the linked Sandcastle examples and the CorridorGeometry, PolylineVolumeGeometry, and PolygonVolumeGeometry entry points. Compare the high-inclination, equatorial, and simple cases, including the change to the first longitude from 76.87435919946516 to 76. Done means the reported visual artifacts no longer appear in the provided reproductions.
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
- Mostly clear
- Newbie friendliness
- 35/100