All Questions
102
questions
0
votes
1
answer
72
views
How to recalculate pose bone rotations when armature bone rotation is changed?
I'm trying to import bones and animation data in to blender. The quaternions I have for each keyframe are correct if the armature's bones do not have any rotation. However I also need to import the ...
- 11
0
votes
0
answers
16
views
Obtaining joint-local rotations of armature with python
I have written scripts that take as input the joint-local rotations (in quaternions) of an armature. All works as expected when extracting these rotations directly from a .bvh file and converting them ...
- 11
1
vote
0
answers
22
views
Unable to reproduce armature bone rotations from .bvh import
I am trying to format the bone rotations of an armature in the way they are formatted inside of a .bvh mocap file. I thought I would be able to obtain the 3D Euler rotations as they seem to be written ...
- 11
0
votes
1
answer
15
views
Selection of bones to selection of tails of bones
I have an armature with a bunch of bones with zero length, and I can select one and do Select > Similar > Length to get all of the bones with no length, ...
- 469
0
votes
1
answer
20
views
What is the correct way to add settings from the Bone Properties tab to a Sidebar Panel?
I once again stumped with the add-on that I'm working on that puts the settings from the Properties Editor into a panel in the 3D Viewport sidebar. I completed the Armature Data Properties section, ...
- 43
0
votes
0
answers
34
views
How can I enable individual bone xray instead of full armature xray?
is it possible to somehow make bones have individual x-ray / in front properties? I understand that this property is being held in it's parent data block for the Armature object but why can't it also ...
- 759
3
votes
1
answer
175
views
How is a bone's roll defined?
Background
I have a number of bones defined as positions + rotation quaternions.
In blender I understand bones are defined as a head, a tail and a roll. With the head -> tail vector being the ...
- 133
0
votes
0
answers
34
views
Is there a way to keyframe the action of applying/adding modifiers (or constraints for bones)
I'm new to scripting in Blender but I've made a tool for an easy IK/FK switch for myself. I've been testing the tool without keyframing and it functionally works great but what I didn't take into ...
0
votes
0
answers
14
views
symmetrical weight painting can't let me paint center vertices of a mesh with mirror modifier and armature modifier
I know how to do symmetrical weight painting on a mesh with mirror modifier and armature modifier, but this setting prevents me from weight painting center vertices properly.
my mesh is like 1st ...
- 415
1
vote
0
answers
73
views
How to programmatically find a "Y" pose such that it is the inverse of another "X" pose in relation to the T-pose?
That is, if I "Apply" the armature modifier of the "Y" pose onto the mesh then if I now link that mesh to the armature of the "X" pose the mesh should look like the ...
- 11
0
votes
1
answer
118
views
blender python transfer pose bone position to an object (matrix issue)
I have an object inside a bone, matches the bone exactly (position, scale, rotation). The armature and the object have different origin points.
I am trying to make the object follow the bone exactly ...
- 207
0
votes
1
answer
62
views
Coding: parenting 1 bone to another bone
I'm trying to make an addon for blender, but I'm having some difficulty with it I'm trying to use a script to select 2 specific bones with a certain name pattern and then parent the first bone to the ...
0
votes
1
answer
95
views
Simple armature creation script results in a crash when attempting to set bone parenting
My full script is more complex than this, but the issue I'm having can be reproduced with these 9 lines of Python code that create an armature with a single bone:
...
- 31
0
votes
0
answers
233
views
Blender real-time animation based on the sensor data
How can i animate the model in the image below based on sensor data? I need to make it real-time(like when person moves his arm, model in the blender should move too.) I tried keyframe_insert method ...
- 1
0
votes
0
answers
105
views
What's the differences between posebone's vector and bone's vector?
I want to get a certain bone's head/tail coords in world space in pose mode. I've seen some answers about Bones.vector and PoseBone.vector.
When I set different frame of the armature, the PoseBone....
- 13