# \#bone

**URL:** https://forum.babylonjs.com/tag/bone/156.md

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## [Attaching mesh to scaled mesh's bones](https://forum.babylonjs.com/t/attaching-mesh-to-scaled-meshs-bones/61540)

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**Author:** [@CodeMonkey](https://forum.babylonjs.com/u/CodeMonkey)\
**Replies:** 1\
**Last updated:** [November 24, 2025, 10:12am UTC](https://forum.babylonjs.com/t/attaching-mesh-to-scaled-meshs-bones/61540 "2025-11-24T10:12:17Z")

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Hey team, I’m back with another noob question.. I’m having trouble attaching meshes to bones on my characters. The character models are scaled down a lot via mesh.scaling = (value) and look fine, but when I attach somet…

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## [Bone world rotation quaternion vs absolute matrix rotation](https://forum.babylonjs.com/t/bone-world-rotation-quaternion-vs-absolute-matrix-rotation/53994)

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**Author:** [@regna](https://forum.babylonjs.com/u/regna)\
**Replies:** 12\
**Last updated:** [July 3, 2025, 5:02am UTC](https://forum.babylonjs.com/t/bone-world-rotation-quaternion-vs-absolute-matrix-rotation/53994 "2025-07-03T05:02:35Z")

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I tried inputting a bone’s absolute matrix’s rotation quaternion into its bone.setRotationQuaternion() method with the parameter BABYLON.Space.WORLD, however the skeleton and mesh become messed up :frowning: I thought t…

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## [Inspector not refreshing correctly after removing and creating new bones](https://forum.babylonjs.com/t/inspector-not-refreshing-correctly-after-removing-and-creating-new-bones/54874)

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**Author:** [@Khanon](https://forum.babylonjs.com/u/Khanon)\
**Replies:** 8\
**Last updated:** [November 20, 2024, 4:35pm UTC](https://forum.babylonjs.com/t/inspector-not-refreshing-correctly-after-removing-and-creating-new-bones/54874 "2024-11-20T16:35:42Z")

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Original question: What’s the proper way to delete a Bone and all its children from a Skeleton? Hello, I have an actor composed by a hierarchy of Skeleton + Bones, and I’m struggling with the way to remove a Bone and a…

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## [Mesh not selectable after bone transform. What am I missing?](https://forum.babylonjs.com/t/mesh-not-selectable-after-bone-transform-what-am-i-missing/54288)

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**Author:** [@CornelioD](https://forum.babylonjs.com/u/CornelioD)\
**Replies:** 5\
**Last updated:** [October 23, 2024, 8:28am UTC](https://forum.babylonjs.com/t/mesh-not-selectable-after-bone-transform-what-am-i-missing/54288 "2024-10-23T08:28:22Z")

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Hi, Im working on project that should allow me to manipulate a model in VR. Now the problem is that once i move a bone or transform node the viewport will update but the collisions wont. So if i for example click anoth…

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## [How to move skeleton/bone to interpolated key frame?](https://forum.babylonjs.com/t/how-to-move-skeleton-bone-to-interpolated-key-frame/53995)

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**Author:** [@regna](https://forum.babylonjs.com/u/regna)\
**Replies:** 3\
**Last updated:** [October 9, 2024, 4:01am UTC](https://forum.babylonjs.com/t/how-to-move-skeleton-bone-to-interpolated-key-frame/53995 "2024-10-09T04:01:16Z")

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Building on top of the earlier question: Is there a function that can move a skeleton to a fractional key frame, e.g. 3.75, so interpolation would be done between key frames 3 and 4? Thank you :slight\_smile:

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## [How to move skeleton/bone to specific key frame?](https://forum.babylonjs.com/t/how-to-move-skeleton-bone-to-specific-key-frame/53941)

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**Author:** [@regna](https://forum.babylonjs.com/u/regna)\
**Replies:** 2\
**Last updated:** [October 6, 2024, 8:42pm UTC](https://forum.babylonjs.com/t/how-to-move-skeleton-bone-to-specific-key-frame/53941 "2024-10-06T20:42:37Z")

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scene.beginAnimation(...) animates a skeleton from key frame A to B. However, is there a function that can immediately move a skeleton to a key frame? It would also be amazing if there’s a function that can move a skele…

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## [Why is Bone Scale Resetting During BoneLookController Update?](https://forum.babylonjs.com/t/why-is-bone-scale-resetting-during-bonelookcontroller-update/49667)

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**Author:** [@rk\_gnanesh](https://forum.babylonjs.com/u/rk_gnanesh)\
**Replies:** 3\
**Last updated:** [April 17, 2024, 5:34am UTC](https://forum.babylonjs.com/t/why-is-bone-scale-resetting-during-bonelookcontroller-update/49667 "2024-04-17T05:34:24Z")

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Hey all, I’m trying to scale a bone before updating the BoneLookController, but the bone scale is being reset by the controller. If I scale the bone after updating the BoneLookController, the scaling works fine, but if …

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## [How to rotate armature bones globally?](https://forum.babylonjs.com/t/how-to-rotate-armature-bones-globally/47456)

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**Author:** [@Matthias22](https://forum.babylonjs.com/u/Matthias22)\
**Replies:** 3\
**Last updated:** [January 23, 2024, 11:57pm UTC](https://forum.babylonjs.com/t/how-to-rotate-armature-bones-globally/47456 "2024-01-23T23:57:49Z")

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Hey! I spent the last 3 days, 2 without sleep trying to solve my issue. It might be an easy problem but i can’t seem to think out of my box :joy: The issue: I setup a deforming bone armature for my tank mesh to have r…

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## [BoneLookController Attitude limitation problem](https://forum.babylonjs.com/t/bonelookcontroller-attitude-limitation-problem/41151)

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**Author:** [@xiehangyun](https://forum.babylonjs.com/u/xiehangyun)\
**Replies:** 6\
**Last updated:** [May 27, 2023, 4:39pm UTC](https://forum.babylonjs.com/t/bonelookcontroller-attitude-limitation-problem/41151 "2023-05-27T16:39:00Z")

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gaze | Babylon.js Playground (babylonjs.com) In this case, I wanted to set Yaw less than -160 and greater than 160 to limit the lateral deviation of the eyeball, but I couldn’t? The BoneLookController receives the mini…

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## [Highlight selected bone in inspector](https://forum.babylonjs.com/t/highlight-selected-bone-in-inspector/36433)

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**Author:** [@wmj0cn](https://forum.babylonjs.com/u/wmj0cn)\
**Replies:** 1\
**Last updated:** [December 11, 2022, 12:10pm UTC](https://forum.babylonjs.com/t/highlight-selected-bone-in-inspector/36433 "2022-12-11T12:10:45Z")

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it will help us to understand the bone hieranchy more easily if we can inspect individual bone with visual highlight on the scene. We know which mesh the current bone bind to, it would be easy to add the mesh to the …

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## [Cannot Update Vertices transformed in bone with getPositionData(true,true)](https://forum.babylonjs.com/t/cannot-update-vertices-transformed-in-bone-with-getpositiondata-true-true/31728)

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**Author:** [@udemegane](https://forum.babylonjs.com/u/udemegane)\
**Replies:** 2\
**Last updated:** [June 29, 2022, 12:21am UTC](https://forum.babylonjs.com/t/cannot-update-vertices-transformed-in-bone-with-getpositiondata-true-true/31728 "2022-06-29T00:21:37Z")

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I want to get the exact coordinates of the vertices of a mesh deformed by a skeleton (bones). Of course i know it is the data in the gpu. But the bjs documentation says that the getPositionData that the Mesh class has w…

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## [Parenting a transform node to a bone](https://forum.babylonjs.com/t/parenting-a-transform-node-to-a-bone/31017)

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**Author:** [@Panuchka](https://forum.babylonjs.com/u/Panuchka)\
**Replies:** 6\
**Last updated:** [June 15, 2022, 12:58pm UTC](https://forum.babylonjs.com/t/parenting-a-transform-node-to-a-bone/31017 "2022-06-15T12:58:50Z")

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Hi everyone! I have a parenting issue regarding to some animations and bones. I’m basically trying to add an item to a hand of a game character. This used to somewhat work, but I wonder if something changed during the 5…
