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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1answer
9k views

How can I connect two bones head to head (not head to tail)?

I have a problem with my Armature, to be more specific, it's 3 bones which makes the problem. I have a Pony character which I wanted to rig, so I made an armature which works great, but I can't ...
2
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1answer
496 views

Why is snap bone to cursor not working in pose mode?

Question is pretty self explained. It's snapping to wierd places when there is a clamp to constraint... The bones original pos: where it is now:
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2answers
710 views

Linking Bones To Human Model

In my human walk animation, when I play the animation, only the bones of the human move. How do I link the bones to the body so everything moves together?
2
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3answers
5k views

How to position/scale custom bone shapes in same position as original mesh?

I'm trying to make some custom bone shapes for my armature control bones. I've made the custom shapes in the location I want. However, whenever I set the 'Display -> Custom Shape' property to the ...
2
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1answer
96 views

How Can I Rotate a Bone by More Than 360 Degrees?

I have downloaded a model from Sketchfab. It's a space ship. This ship was not rigged, so I've tried to rig it myself. But I have a problem: I would like to rotate the rotors of the aircraft. So I ...
2
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1answer
436 views

where is bone X-ray in 2.82

I can't find that option in 2.8. where is it?
2
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1answer
454 views

Why doesn't constraining to a vertex group behave like parenting to vertices?

It is possible to constrain objects or bones to vertex groups using Child Of, copy rotation, etc. However, when you do this, you tend to get odd behavior, especially with bones. They tend to roll over ...
2
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3answers
567 views

How can I rig telescopic parts to move one at a time?

I'm trying to rig a telescopic model. I'd like the segments to deploy "one at a time" (like at 38s here), such the the first segment is almost completely out before the second segment starts moving, ...
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2answers
1k views

Way to control mesh volume for character animation

My problem is best expressed in example: On a character, when the arm bends it tend's to self-intersect, instead of working like a muscle and, expanding and, stretching while retaining its original ...
2
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1answer
3k views

Pose mode- can't change transform location of root bone?

I'm able to rotate and scale the root bone of my armature in order to affect my model, but changing its position does not appear to do anything. The location appears to be changed, looking at the bone'...
2
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2answers
842 views

What is bone space, armature space, object space, world space, local space?

So, I thought I understood Local space and World space but then I started seeing "Bone space", "Armature space", and "Object space" in tutorials. Now I'm just so confused. How do Bone, Armature, and ...
2
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1answer
744 views

How to change the rotation of an already existing animation?

I need to change the rotation of an already existing animation, it currently only goes forward but I also want it to go up and down. I know I can use R to rotate ...
2
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1answer
228 views

Some part of the armature is not visible anymore thought the mesh in weight paint mode

I don't know which kind of configuration is broken,but suddenly I haven't been able to see the armature thought the mesh in weight paint mode,anymore. But in the earlier version of the model,I can see ...
2
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2answers
917 views

Moving bones in a specific manner with two fixed points

I want to move 3 arms up and down with 2 arms anchored to the wall like in the drawing. I'm not able to get both arms fixed to the wall with use of bones, one bone-end is no problem, all video's I ...
2
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1answer
430 views

Check if bone is manipulated by constraints

My question is following. Is it possible to see if a pose bone is manipulated/influenced by any constraint. Python offers the function in_ik_chain for bones. Is something similar possible for other ...
2
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1answer
2k views

How to move the master bone of a rig to the actual pose?

I have just started animating with Blender. Now I have a question: I have imported a MakeHuman Model of a person with the default rig. After that I posed the rig and created a stand up animation. So ...
2
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4answers
4k views

Why can't I select bones in pose mode

I have a little problem-whenever I want to select a bone in pose mode, I select an object behind it instead. If I want to select the bone, I have to select it in edit mode and then switch to pose mode ...
2
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1answer
7k views

How do I fix automatic weight problem?

I am on the final step of the character creation process for my model of Master Chief (Halo). I have made a simple rig (nothing fancy, like IK bones) and I am trying to set up some automatic weight ...
2
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1answer
1k views

Blender supported 3D files that support armature

I am just doing some research for an interactive app where I need some 3D assets. I dont have enoguh time to model all myself, so I have to use already existing assets. Since I dont have 3D Max, ...
2
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2answers
1k views

Some partial animations cannot play as additive in Unity

I am making a character in Blender and animating it through Unity's Animator Controller. I have a Base layer in Unity which animates the basic body movements, and an Additive layer which animates the ...
2
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1answer
2k views

Why is a disconnected bone still following its former parent?

I've disconnected 2 bones, with Alt P > Disconnect. They are definitely disconnected - they move independently in Edit Mode and under the Properties > Bone tab > Relations no parent is shown for them. ...
2
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4answers
20k views

Why does my mesh not move with the bones parented to it?

I'm trying to animate a character that I have created with blender 2.71, but something doesn't work well. As you can see from the screenshot, I have created the bones, I pressed Ctrl + P and then I ...
2
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1answer
361 views

Scale custom bones

Does anyone know why custom bone shapes become enormous when applied to a particular bone? How do you get around this?
2
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1answer
830 views

Copying Armature through Python API

I'm writing an exporter, and I want to transform an armature to Y-Up coordinates without actually saving it back to the blend file. So, here's my transformation matrix: ...
2
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1answer
894 views

How to control a short “animation” with a single bone?

I've never really rigged something before (not counting automatic weights ;). I've made a simple rig of a landing gear, and I'd like to have a single control bone control the whole unfolding sequence....
2
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1answer
134 views

Rotate bones using a texture?

I have an armature, and I want to do a "flailing limbs" effect. I figure a good way to do this would be to have a noise texture and rotate the bones in accordance with the texture. Is this something ...
2
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1answer
19 views

Finger getting twisted with rotation

All the fingers in the hand works perfectly, but the middle finger twist in the middle when rotate the bone on Y, the weight paint is correct, but still twists.
2
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1answer
41 views

Bezier Curve as Constraint for Bones? (Rolling garage door)

im trying to build a rolling garage door. To connect my six panels i used bones. Now i would like to define how they can move. I want to use this for animations or stills in different positions. I ...
2
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1answer
19 views

set uniform weight on component

I am struggling on one simple task. I want to set weight of an object. When I assign a bone to it, Blender gives it a random weight map. I want 1.0 everywhere, but whatever I press nothing happens. I ...
2
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2answers
154 views

Rotate snapping a bone between two vertices

I thought it should be easy to pose a bone so it fits between to vertices: First move and snap the root of the bone to the first vertex v0, and then rotate the bone ...
2
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2answers
398 views

armature copy rotation weirdly flips the direction

I am trying to make an animation of closing/opening of a Book. For this I'm using bones to control the same. I have added the bones as shown in the image, the closing of the covers are controlled by a ...
2
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1answer
62 views

What is the difference between Bone Layers and Bone Groups?

What is the difference between Bone Layers and Bone Groups? Please use blender 2.8 or later for your answers.
2
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1answer
229 views

Setup bones on cloth sim so that you can transfer it to Unity via FBX export

So, I would like to have this happen with a script for each vertice of an object: I just couldn't to make it work :/ Except only some parts of it (scripts found from everywhere). Building blocks: Add ...
2
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1answer
332 views

Rig Cable connected to head and body

I need your help. I have a model that has a cable attached to the back of the head and body. I want the bottom part of the cable attached to the body to follow the body bone and the top part attached ...
2
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1answer
3k views

How to recalculate the automatic weights for single bones in blender 2.8

I'm trying to weight paint correctly and quickly a 3D character in Blender 2.8. I have rigged it with auto-rig-pro and then I used the addon "Voxel and Surface Heat Diffuse Skinning" for the weight ...
2
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1answer
2k views

Blender Armature/Rig exported, without Bones but with Animations (to Unity)

When I export my rig from Blender to Unity the bones under my characters armature vanish. Animations are listed and work as generic. I can't reconfigure the rig, because Unity doesn't find the bones.(...
2
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1answer
6k views

Can we add or remove bones to a Metarig with Rigify add-on?

I'm adjusting a metarig (a skeleton) for a bipedal character mesh with the Rigify add-on. But I want to remove the metarig's bones for the face and add some bones for the feet (my character has long ...
2
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1answer
1k views

Bendy Bones alternative

Bendy Bones is an impressive tool but i can't export it to UE4. Do you have any alternative way ? If you have it, can you explain me ? Thanks ! Here's my file. Link - File address I tried ...
2
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1answer
434 views

Track to bone constraints lag behind animation/don't update correctly

I am trying to make an animation for a friend that involves a robots arms that move together and a third arm attached rotates with the arm on hinges: The second arm copies the rotation of the first ...
2
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1answer
643 views

How to transfer an animation from a tree of empties onto an armature (space conversion)?

I'm writing an importer for a game format and everything is fully functional except for the animations, which are still not affecting the skeleton as intended. Note that the conversion from node to ...
2
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1answer
2k views

How can I transfer weights from one bone to another?

So I have a model in Blender which I would like to port to the source engine, in order to do this however, I have to change the skeleton to one that will work for the source engine. The trouble ...
2
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1answer
513 views

Reparent Mouth Rig to Different Character's Armature?

My Question is whether anyone knows a relatively easy way to copy the mouth (rig and all) from one character's armature to another? They have identical topology, but different rigs (because I used ...
2
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1answer
2k views

Root bone as pelvis vs ground?

In many rigs I have seen, the root bone is located in the pelvic area. However, where walk cycles are concerned I have also seen tutorials where there is a ground bone (or whatever you want to call it)...
2
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1answer
262 views

How to find quicly a duplicated bone name

I'm rigging the tail of the bird Piero training course of the CG Cookie and I made again and again the episode 29 : piero rigging spine. I created a new bone and I ...
2
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2answers
808 views

How to make a bone translate on a tilted Axis?

So, I've started a new project and i've come across this problem: I have this rather simple armature composed of 4 bones: -Rotation: which is stationary and rotates on one of the three main axes (x,y ...
2
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1answer
3k views

Ik bones in makehuman models

I am using makehuman 1.1.0 and blender 2.77a. I am able to use rigged human models as mhx2 file exported from makehuman. In makehuman I am using the default rig. The models however dont have the Ik ...
2
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3answers
752 views

Rigify rig bone selection problem

I have a question about Rigify rig bone selection. When rigify generated done I switched to pose mode to make a key but i couldn't pick a bone what i wanted, just selected wrong bone. It seems weird ...
2
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2answers
346 views

Object snaps upwards when trying to link with armature

I'm trying to link an armature I made for a model to a different model (with a very similar shape), but when I try to link them together (ctrlp -> Set Parent to Bone) the model snaps upward. I thought ...
2
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1answer
971 views

How do you script batch changes to bone constraints

I need to understand how to script a batch change to bone constraints like copy location, limit distance etc. I have a couple of hundred bones, with a set of constraints on them. It took forever to ...
2
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1answer
492 views

How do I reset a specific bone's “Stretch To” Rest Length, via code?

I'm trying to automate some processes. How do I "Reset" a "Stretch To" constraint in Blender, using python scripting. I copied the code that appeared in the "Info" window after executing the action ...

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