playcanvas / playcanvas/engine
WebXR refractions incorrect.
Open
Nobody has claimed this yet.
area: graphics
area: xr
- Dominant language
- JavaScript
- Stars
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- Forks
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- Avg merge
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- Merged PRs (30d)
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Description
Seems like refractions are buggy in WebXR. Haven't tested in Oculus Quest 2 yet. Will provide info when tested.
Description
- Firefox WebXR extension stereoscopic effect is used.
- Refractions seem to takes full part of canvas's color grab pass.
Issues
- numbered corner should not be there.
- controller boxs are should not be seen in that angle.
Screenshot

Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
No source files, tests, or entry points are named. Start by reproducing the refraction artifact with the Firefox WebXR extension and the stereoscopic effect, then compare the canvas color grab pass from the reported angle. Done means the numbered corner and controller boxes no longer appear incorrectly in the refraction.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- javascript
- Domain
- ar-vr-xr, computer-graphics
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100