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Third Party Issue
Votes
2
Found in [Package]
2019.4
2020.3
2020.3.24f1
2021.2
2022.1
Issue ID
1386787
Regression
No
ARKit Body tracking neck joint(s) incorrectly reports rotations when the scanned person rotates their head
Reproduction steps:
1. Download and open the "arfoundation-samples" project from https://github.com/Unity-Technologies/arfoundation-samples
2. Build and deploy the project to iOS
3. Select "Body Tracking" > "3D"
4. Scan a person
5. Observe the robot's head when the scanned person moves their head left/right
Expected result: The robot rotates their head left/right
Actual result: The robot tilts their head
Reproducible with: 2019.4.34f1, 2020.3.25f1, 2021.2.7f1, 2022.1.0b2
Reproduced with: iPhone 13 Pro (iOS 15.0.0), iPhone 12 Pro (iOS 14.2.1)
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Resolution Note:
We were able to reproduce visibly inaccurate neck tracking in a variety of body poses using ARKit; however, these values come from ARKit itself, and AR Foundation makes no modifications to the joint transforms. Please direct further questions to Apple for this issue.