FBX export animation bug: quaternion keyframe wrong #82098

Closed
opened 2020-10-26 16:23:01 +01:00 by Michael · 5 comments

System Information
Operating system: Windows 10

Blender Version
Broken:
(example: 2.83.6, 2.91.0)

Short description of error
FBX Export animation action: some quaternion keyframes of the bone M_XRX_LegUp.R are incorrect calculated. Also exporting glTF 2.0 results in the same animation bug.

{F9101837}201026 skin with action.fbx

blender_2_83_6_fbx_export_action_quaternion_bug.png

**System Information** Operating system: Windows 10 **Blender Version** Broken: (example: 2.83.6, 2.91.0) **Short description of error** FBX Export animation action: some quaternion keyframes of the bone M_XRX_LegUp.R are incorrect calculated. Also exporting glTF 2.0 results in the same animation bug. {[F9101837](https://archive.blender.org/developer/F9101837/201026_skin_with_action.blend)}[201026 skin with action.fbx](https://archive.blender.org/developer/F9100869/201026_skin_with_action.fbx) ![blender_2_83_6_fbx_export_action_quaternion_bug.png](https://archive.blender.org/developer/F9100871/blender_2_83_6_fbx_export_action_quaternion_bug.png)
Author

Added subscriber: @MikeFromHere

Added subscriber: @MikeFromHere

Added subscriber: @dr.sybren

Added subscriber: @dr.sybren

Changed status from 'Needs Triage' to: 'Archived'

Changed status from 'Needs Triage' to: 'Archived'
Sybren A. Stüvel self-assigned this 2020-10-30 15:12:07 +01:00

This report does not contain all the requested information, which is required for us to investigate the issue.

Please submit a new report and carefully follow the instructions.

This report does not contain all the requested information, which is required for us to investigate the issue. Please submit a new report and carefully follow the instructions.
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Reference: blender/blender#82098
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