Questions tagged [bones]

Bones are the individual sections of an armature that are used to deform the mesh. Bones act like other objects (they have properties and can have constraints) but are invisible in the render.

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Why are my bones deforming incorrectly?

I just don't understand why the armature on the left is deforming correctly, but the one of the left isn't. Why is this happening? What can I do to fix it? Here's the blend file: https://pasteall.org/...
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1 answer
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How to move bones with shape key

A shape key for a model Im working with makes the legs longer. The issue is that the bones look offplace due to the mesh changes. Is there a way to make necessary bones move with the shape key to make ...
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1 answer
180 views

Using Inverse Kinematics and/or Pole Targets to move hair bones in unison?

I have a model whose hair is composed of several strands that I have each connected to a bone as part of the whole armature. What I want is for each "hair bone" to rotate at the tail in correspondence ...
2 votes
2 answers
812 views

How to get the effects to follow the object's animation?

I'm using MakeHuman, bvh files and the smoke simulator. Just adding fire to the subject, fine tuning the fire, but when I run the animation, the fire does not stay ...
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I made an armature for a dinosaur, however it keeps giving me "Bone heat weighting" and I have no clue how to make this work, please help

SO, I made a spinosaurus, and its pretty cool if I do say so myself, but I made an armature for it so I can pose it, but when I parent with automatic weights, It says "bone heat weighting failed ...
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1 answer
244 views

Everything looks fine in edit mode, but distorted in object mode

Disabling modifier in viewport does the thing, but I want to animate it, which isn't possible with the armature disabled (see this clip). I look to some posts with the same issue: https://...
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2 answers
35 views

Why does my pose position differ from my rest position?

I'm rigging a face! After doing some weight painting, I adjusted the bones so that their placement aligns better with the mesh. Unfortunately, the pose position now differs from the rest position, ...
0 votes
1 answer
160 views

Replace Bones with existing bones from other models | 1 animation for 2 differnt models

i think there is a easy way to fix but i cant find it(Beginner). So i have two different models; 1 Character and 1 weapon both of them have their own pose/bones but I can see that the bones/pose from ...
1 vote
2 answers
2k views

Adjusting rig after generation (Rigify)

I'm not an English speaker, sorry for mistakes. I spend several weeks to create my first character, but few days ago i figured out that rig is set up incorrectly. Severals manipulator have wrong ...
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Unable to pose model rigged with automatic weights [duplicate]

I've created an armature, parented the model with automatic weights to it, everything seems fine in processing, but when I try to pose individual bones in pose mode, the model is static. I've uploaded ...
1 vote
1 answer
1k views

Unparent Bone and current bone keep transform

How do I unparent bone from its parent bone but keep unparanted bone and its child bones transform and rotation? If I unparent bone, unparanted bone and its children change their position and ...
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2 answers
2k views

Set parent with automatic weight error

So I have this Blender model:- I tried using ctrl P -> set parent with automatic weight. It shows an error code saying: "bone heat weighting: failed to find solution for one or more bones" What ...
2 votes
1 answer
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How to find a length of a single bone (Drivers)?

I'm trying to get a length of a single bone but having no luck to do it when it's last bone in chain. Need that value for custom property (which I need for drivers). So far, I've figured out how to ...
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1 answer
245 views

Bones Deforming Mesh that it's attached to

I'm very new to modeling, and have no backround on it either! I am having some trouble with bones and meshes. Basically, I have the bones to be the parent of the mesh, however when I attempt to move ...
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How to Solve rigging problem? [closed]

I am using Blender 3.0.1. I created a humanoid model. I have done the rigging towards my model. But in pose mode, I tried to move the bone but the mesh just stood that. It did not move. How can I ...
2 votes
1 answer
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Spline IK with control of both ends

Hiyo! I'm trying really hard to come up with a way to take a bone chain, for example of 5 bones, and use a Spline IK to match this bone chain to a curve WHILE controlling the exact position of both ...
1 vote
1 answer
15 views

Driver : delta Z between two bones?

I want to drive a bone X rotation with a value based on two other bones Z position TargetBone.rotation.x = BoneA.location.Z - BoneB.location.Z but I dont understand how to do that with dirvers it is ...
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2 answers
574 views

Dimensions vs Scale without affecting animation

Before the issue: For the past few weeks I've been doing a few animations on a Character with an Armature, with a pretty good certainty that I had the scale at 1. Turns out, somehow in the middle ...
2 votes
2 answers
3k views

Blender is very slow in Pose Mode but only with one character?

first sorry for my english, I will try to be as clear as possible. Recently I try to make a rigg in blender, everything was ok but now I'm doing the skinning and when I move the character in pose ...
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1 answer
355 views

How to make object scale at specific point on Z axis based on bone?

So, I'm working on a rig and I hope to get a mouth rig working. Behind the mouth is a plane which I've textured red to act as the inside of the character's mouth. Problem is, that while it might be ...
1 vote
1 answer
289 views

What are the intentions of the different forms of Armature/Bone Parent/Child relationships?

Hello to every blender user, AFAIK I can parent a bone to a part of the mesh (in the specific case the teeth.t bone and the ...
-1 votes
0 answers
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I have a problem with constraining rotation of mesh to the armature

I thought it would be nice if base model for my serialized meshes would automatically fit to the armature, so resizing and relocating bones would also resize and relocate body parts parented. I used ...
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1 answer
112 views

Is there a way to reparent these bones, without ruining the bone animation? Trying to use 2 different sets of animations, but different parenting

I'm trying to reparent bones (which have an existing animation) without wrecking the animation. What we have is a character riding a kart. But his Leg, Knee, Foot bones are all on the same level, ...
3 votes
2 answers
47 views

How are the non-IK bones hidden in MBLab, and how can I reveal them?

I'm doing some tricky armature work with clothing; and I need to deform according to specific bones. However, my initial mesh was created using MB Lab, which, while great, hides all of the deforming ...
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2 answers
106 views

Bone snapping to control bone while making an Inverse Kinematic Rig

Good evening. I have made a humanoid rig and wish to add an IK Controller to the bone "UpperArm.R". I wish to make the bone "CTRL_1.R" bone as a controller bone. Whenever I do so, ...
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2 answers
424 views

Lags in Pose mode 2.90

When I started using 2.90 version, Pose mod started to lag (when choosing some bone). There are no lags in previous versions. I have: RAM 16 gb, 64-bit OS, AMD Athlon X4 840, Nvidia GeForce GTX 960
2 votes
1 answer
34 views

Problem when trying to shrink part of model (with armature) - IK

I have problem with armature and bones and due to my lack of knowledge about all this stuff I'll try to explain as good as possible. This is simple model I have a problem with. Course, all work is ...
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0 answers
10 views

Blender Rig with only one finger

this topic has already been discussed but unfortunately the answers doesnt solve my problem. One of the recommandations is to spread the fingers a little bit more before uploading the body mash to ...
0 votes
2 answers
314 views

Funny rotation differences between Quaternion wxyz and xyz Euler

I am rigging my character. The Central thigh bone has copy rotation of FK thigh control bone. Pls refer the picture for clearer circumstances. I hit R -> Y -> -90 to open the leg to test rig. Then ...
1 vote
1 answer
17 views

Is there a way to join the roots of bones?

I'm learning armatures and trying to rig a model with a basic rig by extruding bones. I think I made a mistake however as the legs are separate from the body. Is there a way to join the roots back ...
2 votes
1 answer
577 views

Trying to add muscle to a 3d skeleton model

I have a 3d model of a atlasaurus that I imported to blender as a .obj file and it comes up, but I do not know how to add muscle to the existing static skeleton. I have searched online and all of the ...
1 vote
1 answer
18 views

How do I tell Blender which bone I want to weight paint?

I need to apply weight paint manually, because the automatic weights method failed. How do I select which bone I want to apply the weight paint to?
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0 answers
14 views

Mixamo Action/Animation messes up my rig

So I want to apply an action to an already existing Mixamo rig (All bone names are correct). But every time I do so it messes up the orientation of some bones. Sadly I can not use Micamos auto rigging ...
1 vote
1 answer
357 views

Blender Rigify - Script for bone hierarchy simplification to use in Unreal Engine

I am currently working on exporting Rigify rigs to Unreal Engine 4. My starting point is this: https://github.com/chichige-bobo/BlenderPython/blob/master/RigifyToUnreal/RigifyToUnreal.py which seemed ...
1 vote
1 answer
367 views

Copy rotation constraint adjusting influence doesn't work

In the gif below, I applied a copy rotation constraint to the lower bone of the upper arm. It is copying the rotation of the larger bone directly on top of it. While the influence is set to 1.00, it ...
-1 votes
0 answers
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What are, these nodes, why do they seem to be replacing the bones? How do I manipulate as if it was IK [closed]

After research, I'm pretty sure these are "Bone Groups" Right? And this would be the rig for these bone groups, Right? Whenever I try to move the rig Directly or through the hands, things ...
0 votes
1 answer
677 views

Is it possible to do Cloth/Hair Physics with bones?

I may be on completely the wrong track here, but I'm making a character. They have thick cartoon hair and a dress. If I weight paint the dress to the basic rig, it will not look great. If I have to ...
0 votes
1 answer
148 views

Why is Bone Transformation Constraint Speed too high?

link to a video of my problem : https://youtu.be/EI8dHZs6VF0 I have a problem from my rig. Apart from my IK I have made some bone constraint transformation mapped to the relative position of the ...
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1 answer
237 views

My mesh is deforming strangely when I move it in Pose Mode

I made a mesh of a bird and my rigging is almost done. However, the wings are giving me some trouble. Although I'm pretty sure I've weight painted them correctly, when I move the bone, it looks like a ...
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2 answers
256 views

Renaming Animation Channels with a Script for dummies

Say I have a channel called: pose.bones["mixamorig:LeftShoulder"].rotation_quaternion But I need it to be: ...
0 votes
2 answers
392 views

Change Orientation of Bones

Hello Blender Community, I have rigged a robot-arm and now I want to import the Rotations for the Animation with a python script. However The Normals of the Bones aren't convenient for the Animation ...
1 vote
1 answer
961 views

Move one pose bone to the location of another in the same armature

Could someone help me get out of the starting blocks I suspect I'm making this harder than it needs to be. with python Lets say in pose mode I have bone A at location (0.00,0.00,2.00) world space ...
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1 answer
243 views

Linking two armatures into 1

2 models having their own armature,i wish to link both armatures into one ,creating a bone linking both Root bones,making it one armature. I tried few things,it's ends up messing the mesh. PS: No ...
1 vote
2 answers
786 views

Can you apply an action to an armature that has more bones than the one that created the action?

I'm trying to create mocap animations for my characters in Unity. I currently use character models and animations downloaded from mixamo.com. I've just created some mocap animations with Brekel pro ...
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0 answers
19 views

How Can I Export FBX With The Correct Bone Orientations?

I have a rigged FBX of a soldier which I downloaded. I am trying to edit animations on this FBX and then use it in Unity. When I import the FBX to blender with the default import settings all the ...
0 votes
1 answer
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Object does not move properly with Armature

I created an Armature for this Elephant where I put at the tail of every active bone a nondeformer Controler. Now I got the problem that the Armature seems to look good but does in Pose mode strange ...
1 vote
2 answers
104 views

Blender rigging join two ik-chain in one system

I can't solve this problem in any way (marked "trouble" on gif) "A" and "C" are separate IK-chains that work well. But, I cannot connect them correctly. "C.2" ...
1 vote
1 answer
142 views

How to make changes to mesh after animating

I have animated a bird. However I forgot to add eyes so I want to add them now, but when I change from Edit mode to Object mode in order to add new eyes the bones, the bird itself gets deformed to ...
0 votes
2 answers
156 views

Why bendy bone segmenting does not work?

The first picture is when I haven't yet segmented the bones: The second one is when I have segmented (segmented to 16) both two bones: As you can see, the bending is still sharp. Please help.
0 votes
1 answer
252 views

rigify face rigging isues

I'm trying to rig the face for a character with the rigify addon but every time I try, the mouth doen't open well. I don't know if it's because of the position of the bones or the scale or the weight (...

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