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Questions tagged [vertex-colors]

Vertex colors are color values that can be stored with each vertex in a mesh. This tag is for anything related to them.

0 votes
1 answer
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Blender Not exporting vertex alpha into .glb

Blender Version: 4.1.1 When attempting to export vertex colour alpha for masking, it doesn't get exported at all. RBG channels export correctly, but alpha is completely missing This is not an issue on ...
BloodMachine's user avatar
0 votes
1 answer
25 views

How to smooth between colored faces

To start with, I have vertex color and color the faces between them based on vertex color. But as you can see in the images clearly that triangles are obvious. I want to find a way to smooth the color ...
Kerei's user avatar
  • 43
2 votes
1 answer
36 views

How to change shading detail?

I want to do something about triangle vertex shading and give vertices of a triangle red, green and blue like this. The color of the triangle face is decided automatically by smooth shading. Is there ...
Kerei's user avatar
  • 43
0 votes
1 answer
46 views

code that works in blender 3.5 but not as expected in blender 4.1

premise The code below is intended to duplicate an object and change the vertex color of the duplicated object. Select the object called "ic" and run it. Ultimately, I want to change the ...
shimiken's user avatar
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0 answers
24 views

How can I use cycles to bake vertex colors of multiple meshes at once?

I'm trying to bake lighting into vertex colors of meshes in a scene, using the following method: change to Cycles rendering (Render > Render Engine > Cycles) Add a color attribute to each 3D ...
Mornedil's user avatar
0 votes
1 answer
105 views

How to get bmesh vertex colors in Blender 4.0?

There's several answers on how to get vertex colors here on StackExchange, but something seems to have changed in 4.0 because none of them work. bmesh.loops.layers.color[0] returns index out of range
eobet's user avatar
  • 342
2 votes
1 answer
47 views

Can I convert color attribute to mask?

Good day. I need to adapt blender material to UE5, but this engine doesn't support color attributes, so I need to replace it with texture mask. Can I convert these color attributes to masks? Blender's ...
Сергей's user avatar
3 votes
0 answers
32 views

Error creating a color_attribute slot and bakes the AO onto this slot for multiple Objects

I need a script, that batch processes the selected objects, creates a color_attribute slot and bakes the AO onto this slot. This works fine with individual objects. However when I try to boundle it ...
Erdorano's user avatar
  • 127
1 vote
1 answer
63 views

How to differentiate vertices with a weight of zero in the active vertex group and vertices which are not referenced in the active vertex group?

I have already set the Zero Weights option to Active (Viewport Overlays > Zero Weights > Active) so that vertices which have a weight of zero in the active vertex group and vertices which are ...
Bouloubaga's user avatar
2 votes
1 answer
189 views

Is it possible to copy smooth vertex normal to the vertex Color channel?

Blue normals need to be copied to the vertex color. I have some low-poly models that need to be flat shaded so I want the vertex normals to be the split normals, but for custom shaders in Unity, I ...
Benni's user avatar
  • 23
0 votes
1 answer
123 views

Export vertex colors (color attributes) of Protein Model to .usd file to present in Keynote

I am a blender beginner and plan use blender to visualise protein structures. Currently my workflow will be: Protein database >.stl> PyMOL >.gltf> Blender >.usd> Keynote. This will ...
Mork's user avatar
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1 vote
0 answers
40 views

How can I preserve face corner colors when doing a limited dissolve?

I have imported a model with vertex colors and plugged the Color Attribute to BSDF. Thanks to this thread I am able to merge vertices while preserving vertex colors and face corner colors by ...
Harry McKenzie's user avatar
  • 13.2k
0 votes
1 answer
561 views

How to visualize point cloud colors in Blender 4.0 after PLY data import?

Given the following data set which stems from the export of a photogrammetric scan: ...
Markus W.'s user avatar
  • 179
0 votes
1 answer
44 views

How do you instruct Blender via .mtl file to import vertex colors?

I have a .OBJ file with vertex colors like: ...
Harry McKenzie's user avatar
  • 13.2k
0 votes
0 answers
47 views

Exporting vertex colors made with geometry nodes in .FBX for Unreal engine

I'm having trouble exporting vertex colors which I assigned via geometry nodes. The advice given in these posts: How to export vertex colors , How to keep vertex colors generated with geometry nodes ...
otto's user avatar
  • 57

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