Questions tagged [armature]

An armature is a system of bones used for animating or deforming a mesh. Use this tag for questions pertaining to armatures.

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19 views

Mesh doesn't follow the armature after Armature Deform with Automatic Weights

I've been learning blender for a couple of days now and I have a problem that I couldn't solve. I'm following this tutorial btw: https://www.youtube.com/watch?v=XkiWBSSuxLw&ab_channel=Imphenzia. I ...
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17 views

Model and Armature need to have actions changed separately?

I have a model I created which includes a few different animations - in this case it is a gun, includes "shoot" and "reload". Those are two actions. But it seems each action exists ...
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1answer
100 views

How do I fix teeth error bottom and fix the eye rigs?

I'm try to fixing the rig correct. I try to figure out how to fix the teeth inside the mouth and I want eyes to follow it well and smooth. I have not much learn about about rigging or weight paint. I'...
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1answer
42 views

How do I rig a model with no arms and floating hands?

I'm currently making a low poly character model and I'm not quite done with it yet, but when I do finish it I'm planning on rigging it. This character, however, has no arms and has floating hands. (...
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1answer
87 views

RIGIFY ERROR: Bone 'spine': Input to rig type must be a chain of 3 or more bones. Incorrect armature for type 'chain_rigs'

I am trying to generate a rig for this dog mesh using Blenders rigify cat rig (I heard there are some bugs with Rigify's dog rig) however I ran across this error "RIGIFY ERROR: Bone 'spine': ...
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15 views

How to match a posebone's matrix to editbone's matrix using Python?

I'm animation an armature by updating the editbone's head and tail locations. Now, I want to update the posebone's matrix to match the editbones so that I can keyframe and bake the animation. In ...
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20 views

cube does not follow the course of the armature during the animation

I am new to Blender and try to script a primitive snake. I spawned and constructed the Bones. I spawned the mesh and connected it with this code: ...
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18 views

mouth model dosen't follow armature

I have been using a very poorly weighted facial rig I quickly made to make custom mouth models for this model and am just now realizing that mouth bones 5-10 don't follow with any poses. mouth bones 0-...
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13 views

How to recalculate a skeleton's pose (all PoseBone matrices) via python without a full scene update?

I'm working on a script to do some retargeting of an animation library to a new figure, and I've encountered a performance issue I don't know how to optimize away easily. My script loops through an ...
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1answer
34 views

Rigify Plugin's generated Rig Handles are not positioned the same as the Armature and Mesh

I already applied both of the Mesh and Armature's Transformations (Location, Rotation and Scale). Pressing the "Generate Rig" Button after adjusting the Armature to fit the Mesh Model ...
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21 views

inverse kinematics target goes crazy when attempting to move or adjust pole target

i was trying to move my target for my right arm IK to be able to animate the way the arm bends but when i try to move it, it seems to move the same way no matter what way i move it. the same thing ...
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2answers
35 views

ORG Bones are bones from which full rig is generated? I do not understand this way of creating a rig

What does it mean that a complete rig is generated using some kind of ORG bones? Does this topic come up only when we use Rigify? Or ORG bones are used without the participation of Rigify? Why are the ...
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1answer
23 views

Blender rig will not bend properly

I created a torso for a character to rig, made the bones, and parented it. When I rotate the entire leg, it works out good. But if I attempt to move the knee, it bends the entire leg and the bones ...
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1answer
20 views

Blender rigify not creating head bone

Hi im new to blender and is currently making a game in unity, but i need to make a 3d model for my game. The model has to be humanoid and therefore i need a head, but when creating the rigify armature ...
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12 views

understanding prefixes for bone name [duplicate]

STL, STR, ORG, Tan etc. - What do all these prefixes mean? Is there a complete list of them with a decoding and description of their meaning?
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17 views

What does "STR" Prefix in bone name mean? [duplicate]

I am studying the structure of the rig and different bones have their own prefixes. This is one of prefixes meaning of which I cannot understand.
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14 views

how can I access absolute vertex positions from mesh with armature?

I downloaded an animated mesh in FBX form from mixamo. When I import it to blender, the object looks like this in the outliner: I need to access vertex positions of my mesh at every frame of the ...
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1answer
38 views

How to fix those ugly deformations?

How can i make it so the mesh deforms nicely? Here is blend file
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30 views

Why is my Blender Rigify Rig Shoulder/Arm Pinching and Twisting?

So I am very new to Character modeling and rigging, so I decided to try Rigify, specifically the basic human rig. The issue I am having is that the arm tends to twist and really pinch at the shoulder, ...
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20 views

how can i make just the arm move?

im practicing weight painting and after parenting with automatic weights my model is all messed up and some things that shouldn't move when moving a bone do for ex those wings and bows how can i fix ...
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3answers
141 views

How does Blender compute local rotation axes for pose bones?

Consider the following armature: Two important notes: first, I'm using local space for posing, and two, the arm has zero bone roll. When I attempt to rotate the arm and restrict to the X, Y, and Z ...
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1answer
36 views

Blender: changing bone hierarchy maintaining existing animations?

Is there any simple way to change bones hierarchy maintaining animations unaltered? As far as I know, bone keyframes transforms are relative to its parent. This way, if a bone changes its parent (in ...
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16 views

bone axis-orientation is unexpected changed when modify bone.tail by python

I want straighten editbone, but using python bone.tail = bone.head + bone.parent.y_axis*bone.length will unexpected change axis-orientation. How should I fix it?
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1answer
21 views

Newly Created Bone Moves Mesh Despite No Parenting

First picture: My mesh and all of it's bones. Second Picture: I add a new bone in edit mode with Shift+A Third picture: When I go to pose mode and move the bone, the hair mesh moves with it. This is ...
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1answer
90 views

Why is the generate rig button greyed out?

I appended a metarig from the armature category. The metarig generate rig button is not grayed out in the older project.
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1answer
21 views

how do I copy armature with weights to another mesh?

I saw some other posts on here with similar questions but nothing exactly like what I'm facing here. I'm trying to copy specific bones of the main body armature of a mesh to a clothing article in a ...
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14 views

Mesh won't cooperate with armature

I am trying to animate a model that I've made that consists of multiple meshes that have been joined together. However, whenever I try to pose the model, rather than the entirety of the joined mesh ...
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0answers
25 views

How to make whiskers interact with the ground?

I'm trying to make Cometo's whiskers interact with the ground. I couldn't find any good videos on what I'm trying to do, so I came here. Cometo has long whiskers that I want them to drag on the ground ...
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1answer
57 views

Rigging a non T-pose human mesh [duplicate]

There is a non rigged human mesh, and I am trying to rig it. The problem is that it is not in T or A pose, but in an asymmetric, walking pose. Is there a way to rig it without editing the mesh? I know ...
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1answer
21 views

how do i effect a single finger with gradient weight painting instead of the whole model

im trying to give each bone on this model a manual weight paint. im using the gradient tool to give it a paint but that gives the whole model a paint instead of a specified area (like masking) making ...
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1answer
17 views

Blender Armature not looping continuously

I don't understand why this test animation doesn't cycle continuously.. Must have missed something simple but can't find it :-( I tried everything, different tutorials etc. but I can't get it to work. ...
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1answer
30 views

Bone rotation causes unwanted mesh deformation - not weight related (I don't think)

I'm trying to set up a character rig and managed to get the entire body working alright, it has IK constraints set up and all that. Each section of the limbs is segmented (and also a separate object) ...
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18 views

Rigify error only when generated a rig from an updated metarig

This is my error: https://blenderartists.org/t/rigify-armature-error/1335564. The only difference is the error being caused from pressing the update rig button, and generating a rig from that. I also ...
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13 views

When parenting a bone do I have to select all the armatures or one at a time to parent?

So I have a braid Armature. For example it’s Cammy but I want to parent it with Ryus head. Do I select each braid bone to parent Ryus head? Or select all braid bones at once to parent with Ryus Head? ...
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100 views

Blender 3.0 glTF export error: rotation_mode not found

when using Blender 3.0 and trying to export a project (model with armature + animations) to a glTF format i've been getting an error about the 'Pose' missing an attribute by the name of rotation_mode. ...
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1answer
27 views

Does the armature have to be the highest parent

What is better practice parenting model to rig or armature to model. Does it have a impact in any way or does it not matter. When generating the rig the mesh is parented to the rig however it seems ...
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1answer
19 views

Converting "child of" animation to regular location one

I have an animation involving two nodes: there is a character, who takes an object to his hand. Both character and the object have an armature, and there is a "child of" modifier between the ...
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11 views

What will happen if you use a armature on a merging mesh?

If my mecha mesh arm's don't work on my model using armature because I merged to cylinder and a cube and some of the mesh are not merged there separated parts. Is it possible to animate a merged mesh ...
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0answers
28 views

Mesh is Not Moving with the Armature [duplicate]

I imported an OBJ file to use as a mesh and followed the most-viewed YouTube videos on creating bones for models, as well as the instructions found in this link and I believe I'm doing everything ...
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27 views

Complete noob wants to rig a 2 piece armature

I'm completely new to Blender and I'd like to learn the very basics of rigging. My final goal is to rig a 6 axis industrial robot and then export it to UE4, the problem is that I have knowledge in 3d ...
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1answer
41 views

Get local child bone rotation using Python

I'm looking to get the local rotations of bones using Python, in other words given a parent and a child bone, the child bone's rotation off of the parent bone. I saw this post:Get bone rotation in ...
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26 views

How do i rotate a rabbit leg without it looking funky?

I modelled a rabbit and now i want it to be able to lie down. However right now the leg verticies twist crazily because of how the hindlegs are made up. Does anyone know how to properly model rabbit ...
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1answer
24 views

Apply All Transforms To An Already-Animated Rig:

Circumstances: Say you want to export your Mesh and Armature to another program like Unreal Engine. The issue is that the Location/Rotation/Scale for your Armature are not applied. You try to export ...
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2answers
66 views

How does blender rotate parented bones?

I am trying to understand how exactly parented bones are rotated in blender. Consider the following hierarchy: Bone1 -> Bone2 -> Bone3 -> Bone4 -> Bone5 If i were to rotate Bone2, how will ...
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1answer
49 views

How to change active animation action for all selected objects using python?

Currently my script uses this below to change the active animation action on the active object. ...
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1answer
40 views

Rigify jaw controller deforming throat

I've recently picked up Blender and gotten started with character rigging, i currently have an issue where once the rig is generated and weighted with automatic weights (using rigify), when i move the ...
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0answers
20 views

How do I "pull up" the root bone one level?

I have a lot of meshes that have an extra bone at the root level: Unfortunately, this makes it impossible for them to share an Avatar in Unity since they'll all have that extra randomly named ...
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23 views

Block IK bone rotation

I have a problem, I want the hip bone (the upper one) not to rotate in the y axis. I only want the Shin bone to rotate when I move the small IK bone. I already tried with Limit Rotation and Inverse ...
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1answer
27 views

Making a chain of bones without bpy.ops

While making mesh objects with Python, I felt encouraged by the community to avoid using bpy.ops, as it is less efficient. I am now making armature objects. I am making a kind of snake where the body ...
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1answer
22 views

Converting animations from a custom format to blender

I am almost certain that what im about to explain is simply not possible using parented bones, im asking just to be fully sure. Assume that i have a leg animated in my custom format, it consists of 3 ...

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