Slight Deviation in When Baking an Animation #128768

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opened 2024-10-08 18:03:03 +02:00 by el_xill · 3 comments

System Information
Operating system: Windows-10-10.0.19045-SP0 64 Bits
Graphics card: NVIDIA GeForce GTX 980/PCIe/SSE2 NVIDIA Corporation 4.6.0 NVIDIA 536.23

Blender Version
Broken: version: 4.2.2 LTS, branch: blender-v4.2-release, commit date: 2024-09-23 12:18, hash: c03d7d98a413
Worked: (newest version of Blender that worked as expected)

Short description of error
When baking animation action from rigify to a second rig baked animations get slightly mismatched values at forearms or/and forelegs.
P.S. I know rigify is just an addon but I still thing the value that is calculated wrong by baker is about blender.
image

Exact steps for others to reproduce the error

Open .blend file
Click on Object > Animation > Bake Action
Settings are Visual Keying, Clear Constraints, Overwrite Current Action, Pose Data, All channels

Check frame 4 - There is clear difference between "master" rig and baked one

**System Information** Operating system: Windows-10-10.0.19045-SP0 64 Bits Graphics card: NVIDIA GeForce GTX 980/PCIe/SSE2 NVIDIA Corporation 4.6.0 NVIDIA 536.23 **Blender Version** Broken: version: 4.2.2 LTS, branch: blender-v4.2-release, commit date: 2024-09-23 12:18, hash: `c03d7d98a413` Worked: (newest version of Blender that worked as expected) **Short description of error** When baking animation action from rigify to a second rig baked animations get slightly mismatched values at forearms or/and forelegs. P.S. I know rigify is just an addon but I still thing the value that is calculated wrong by baker is about blender. ![image](/attachments/09798645-c86d-4a01-ba31-604d9ab78bfc) **Exact steps for others to reproduce the error** Open [.blend file](https://projects.blender.org/attachments/db4c8685-29c0-4a34-a45f-865a5261f1de) Click on Object > Animation > Bake Action Settings are Visual Keying, Clear Constraints, Overwrite Current Action, Pose Data, All channels Check frame 4 - There is clear difference between "master" rig and baked one
el_xill added the
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Needs Triage
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Bug
labels 2024-10-08 18:03:04 +02:00

I can see the result in the .blend file, the difference is quite noticable on hand, but I was not able to reproduce after re-baking this.

Can you share bake settings perhaps?

I can see the result in the .blend file, the difference is quite noticable on hand, but I was not able to reproduce after re-baking this. Can you share bake settings perhaps?
Pratik Borhade added
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Needs Information from User
and removed
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Needs Triage
labels 2024-10-09 05:31:42 +02:00
Author

Here is a pre-bake file, baking animation to selected rig with these settings creates the problem. In this case it didn't created the problem at first frame but other frames have the problem

image

Even though this is slight in the example file. I am having a bit bigger differences(relatively) in my project file such as:

image

Here is a pre-bake file, baking animation to selected rig with these settings creates the problem. In this case it didn't created the problem at first frame but other frames have the problem ![image](/attachments/8af2d508-9180-43b5-93d2-68c823a7e25b) Even though this is slight in the example file. I am having a bit bigger differences(relatively) in my project file such as: ![image](/attachments/f485e951-4eb8-49ce-a38f-64742be20b10)

Can also confirm. This seems to be a precision issue when baking down IK constraints. As long as they are not removed, everything is fine.

Can also confirm. This seems to be a precision issue when baking down IK constraints. As long as they are not removed, everything is fine.
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Reference: blender/blender#128768
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