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Questions tagged [vertex-weights]

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How to prevent model crumpling and clipping upon deform?

I'm modeling a lego character and I've got a question about how to weight it so that vertices compress together when the body/leg is bending, instead of sliding past each other and giving a weird ...
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1answer
12 views

How can i remove verts in specific Group in VertexGroups via python?

i use Blender v2.76 and i try to remove vertices in specific Vertex Group via python ? my specific group is atm "Test123" (only example), i try now via python to remove the selected vertices from the ...
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8 views

How to know vertex weight of Lattice?

I have Lattice with weighted vertex group. I'd like to know exact weight of vertices like you usually do it with meshes (N-Panel), but unfortunately this data isn't ...
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2answers
536 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 ...
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1answer
70 views

Animation nodes - Vertex colors to transforms?

I apologize if this looks as spamming, but I think this should be a different question, though I am trying to achieve similar goal. I want to be able to influence matrices with several different ...
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22 views

More particles as more area is painted

I want to populate trees along a road with Particles using weight painting to control the density. My problem is that the particle system needs to know the final particles count - logically, I proceed ...
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2answers
50 views

Rigging mesh with vertex weights: different weights have the same influence

I'm trying to rig a simple plane of few vertices with one bone, such that different vertices would deform with a different amount when moving the bone. I assigned different weights to the vertices, ...
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1answer
48 views

Bone sharing weights with another bone?

When working on a character rig (First time) I attempted to go in and fix it's weights. Apparently afterwards I gave the, "Neck" bone of our character the weights of the, "Chest" bone. No matter as I ...
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1answer
104 views

Vertex weights and vertex indices for Blender Python API

I'm trying to write an importer addon for blender using the python api. And the documentation has been less than "helpful" so far. In threejs you have a page like this: https://threejs.org/docs/index....
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1answer
62 views

0 Weight Vertices still affecting deforming bones

I have an issue with Automatic Weights with my human character, it fails. So I'm trying to weight paint manually, however strange things happen: There's no weight painted under the neck. You don't ...
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1answer
190 views

Problem with the weight paint mode when there are a lot of geometry on the mesh

I have some problem with the weight painting of the mesh,check the attached video and tell me please what's the correct way to operate,in this case. Since there are a lot of geometries on the mesh,I ...
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1answer
150 views

Vertices behaving like parented bone is rotating when neighbouring bones rotate

e.g. When I rotate the character's upper shin bone, the vertices behave as if her lower thigh bone is also rotating. The vertices around the lower thigh are not weighted to anything else but the ...
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1answer
261 views

Automatic weights not working with rigify (auto- python checked)

Hello great blender masters. i have made a human mesh, added a rigify rig, lined everything up, clicked generate. But when i click parent with automatic weight, it parents with empty weight groups... ...
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1answer
431 views

Rigify vertex groups mesh deform error

So I imported a model into Blender that already has vertex groups and a skeleton. I then imported a metarig and made it the exact same shape as the imported skeleton. I applied the armature modifier ...
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1answer
57 views

Toe Bone Doesn't Appear To Be Weighted Properly (But It Is)

The proper vertices have been weighted 1.00 to the one bone, they aren't weighted to any other bone. The other toe bone, identical, works just fine. There's only one Armature modifier attached to the ...
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1answer
55 views

How to make an (open) object behave like rubber when penetrated by another

So uh i've got this problem with a penetrating object and another object that serves as something like a condom if you will So what I want, is for the penetrating object to not deform while moving ...
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1answer
364 views

How can I copy vertex groups from one mesh to another in Python?

I have an two mesh objects parented to the same parent, and I'd like to copy all the vertex groups from one object to the other (like using Transfer Weights with the Source being the "By Name"). This ...
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1answer
55 views

vertex weigths onto a generated mesh

I'm generating a mesh from a list of locations and normals, for each vector a create a simple triangle. What I would like to do is to edit the weight of each triangle into a vertex group. I manage to ...
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1answer
129 views

Rigging Automatic Weight not working right

Hello everybody I have sculpted a Frog an already rigged him and posed him into a position, then I dumbly deleted the armeture becuase I thought its done. Now I had to resculpt the left arm and now ...
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Issues weight painting shirt to IK bones?

Ok, im having an issue with weight painting a shirt onto a body where the shoulder bones/biceps are rotated to compensate for IK bones that have pole targets at -180 degrees. The model is rigged this ...
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1answer
2k views

How to set vertex weights using Blender's Python API?

Looking at the API docs I found VertexGroup.add(index, weight, type), but It cannot be called in Edit Mode. When I try to call it, I always get: RuntimeError: ...
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1answer
24 views

Weighting with Cast Modifier

Is there anyway to use weight paint to determine the influence on different parts of an object while using the cast modifier? If not, is there any other way something like this could be achieved (...
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2answers
61 views

Can i weight paint a logo?

Hi i woul like to paint my logo on a weighmap for my grass system but i cant figure out how to change the brush or use a texture like in texture paint mode. Is it nor possible? Should i draw the logo ...
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1answer
27 views

Why do automatic bone weights paint distant meshes

I have created a simple block-person from a few cube meshes, as well as an armature. When I parent the armature to the meshes with automatic weighting, it seems like blender is assigning distant ...
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Is there a way to configure all the bones that affects one object to a fixed weight painted color?

Is there a way to configure all the bones that affects one object,in my specific case now it is the eye ball,to blue color,yellow color,green color or red color ? automatically,since I think that ...
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1answer
28 views

How to load an image and use it as vertex weight

Many times I have come accross this, would be possible to exchange vertex maps as images between different scenes, or even load animated ones to serve as weight maps ? I have an intuition that either ...
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1answer
88 views

With Python, how to access a vertex group created by parenting to an armature with auto weights?

I have rigged a character and auto weighted the mesh to armatures. A set of vertex groups are generated from this way automatically. However, I tried to get vertex_groups but failed. ...
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20 views

applying automatic weights tilts my character 90 degrees

Today I have been working on creating a bone layout for a mesh and I want to move the bones around to work with my models. The problem with my mesh and bones are that when I connect them with the ...
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0answers
25 views

different result in render - can't see the modifier “vertexWeightProximity”

i'm new to blender.. no idea why, in finall render can't see the effect - modifier "vertexWeightProximity" i'v applyed on my sphere... it's affected by a box as it shows in this tutorial: https://www....
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0answers
20 views

Symmetrize Vertex Group on object with armature [duplicate]

I have an object with an armature and I want the limbs on both sides to be symmetrical. I rigged the object using Mixamo's autorigger because it performs much better than blender could. However the ...
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0answers
35 views

Adding bones to an armature, and preserving their vertex groups/weights

Let's say I have "Model 1" and "Model 2". Model 2 has a near-identical armature to Model 1 (almost every bone has the same name), but Model 2's armature has a few different bones that I wish to ...
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1answer
50 views

Random vertices attached to mesh?

I have been noticing this happen occasionally; I'll see a random point/vertex detached or close to my mesh that is connected to the mesh(far left orange dot). If I delete it, it will erase my mesh and ...
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1answer
16 views

Blender model deforms too much in unreal

Alright so I created a mesh in blender (okay, i threw some crappy sculpt onto the UE manni, and drew over it) I keep getting 2 problems. Finger tips just go where ever they want.... Seems weird as ...
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1answer
27 views

How to clean weight groups by script?

After transferring weights from one object to another vertices might get multiple groups with very low weights. In weight painting view there is a tool 'Clean' that allows to remove all the groups ...
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37 views

Eyebrows does not follow correctly the eyelids when they close : classic weight painting methods failed

I'm trying to weight paint correctly a character,and I have some difficulties with the eyebrows. Infact,when I close the eyelids,the eyebrows don't follow them correctly. I tried different methods to ...
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0answers
76 views

Dynamic paint on changing geometry

I want to use dynamic paint (wave) on a mesh which geometry is changing, and it seems dynamic paint doesn't support this. The aim is to have dynamic paint a large scale object (ocean) with a small ...
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0answers
65 views

Shape key and transformation-constrained skeleton has no weight influence

I'm working on a model in Blender containing 281 shape keys that represent 21 vertex animations. I want to convert those vertex animations into skeletal actions for compatibility's sake. (3DSMax ...
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1answer
137 views

How does the Vertex Weight Mix Modifier Work Internally

I've gone through all of the documentation and been fiddling around with this modifier for an hour. Can someone tell me how it works? What is it actually doing? My understanding right now is that ...
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23 views

Automatic Weight Rig Problem - Model disfigured

After spending hous moddeling a character, I wanted to apply a quick armature, but instead of the usual mesh deformations, my character looks like some lovecraftian-nightmare-creature. I have no idea ...
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1answer
31 views

Assymetrical model with same number of vertices in each side - how to transfwer weights?

The idea: a Python script that looks at the left side, then looks at the right side group with same root name but ending with ".R", then process all vertices and copy the weights to the vertex closest ...
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55 views

Mesh jumps after adding edge loops while weight painting v2.79

I was working on a hand mesh rig and discovered that the mesh did not have enough topology at the joints for a smooth deform. I added some edge loops at the joints to give me more to work with. Now ...
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28 views

Why automatic weights affect vertices out of affect radius?

I am a newbie to Blender and I am creating a character off a online template. I created the armature and the mesh. When I selected the mesh, then the armature, and then hit "Ctrl+P" and clicked ...
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26 views

Add new verts to mesh in pose edit mode

I have a rig that I've posed from it's original pose to a T-pose for editing and I'm trying to attach a new hand onto it. I know that I can apply the new pose as a rest position but then I can't ...
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11 views

Does exist any unpredicted errors with different objects in weigth painting process?

Hi I have a 3D character composed by 3 parts (3 differents pieces ) this different pieces are still different objects . object 1 : let's call it , "Body_low" (contains hands,head and body). object 2 ...
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32 views

Weight problem when subtracting

I have a dress with a few vertex groups. A part of the mesh has weights on all of them, but I want it to have weights only for one vertex group. So I use the Subtract Tool to remove them from the rest ...
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0answers
24 views

Transfer vertex weight within connected geometry

Is there any animation friendly way to transfer weight from one vertex to other, but only inside adjacent/connected geometry? For example, imagine array of unconnected faces and only one vertex has 1....
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0answers
30 views

Limit vertex weights on subdivided mesh - problem

I need to limit vertex weights to 4 for game engines, but I also need this with subdivided meshes - of which doesn't work. Apparently Blender subdivides the mesh with a modifier, good, but it also ...
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1answer
940 views

Transfer weight paints / copy vertex groups results in destroyed mesh

My goal is to have one blend file with many characters (meshes) which are all assigned to the one armature. Currently i have a well designed and (already rigged) character, originally imported as ...
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1answer
208 views

Can I use the weigh paint information as color vertex information?

I've came up with a question regarding weight painting and color vertex data. So this is the explanation to my question: I would like to use the gradient I created as weight paint to create a mask ...
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62 views

Remove doubles corrupts vertex groups

When I use 'Remove doubles' on my weight painted mesh it will mess up the vertex group selection: Before doubles removed: After: Somebody knows a solution for this ?