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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.

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some color not showing in render

so i painted in vertex mode and i feel i did everything right and when i went to render not all color showed here: and in vertex mode
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1answer
8 views

How to export a .fbx file with vertex colors for substance painter

I am trying to use vertex colors in order to utilize substance painter's ID mask baking functionality. Is there any way to export vertex colors in the high-poly .fbx file to generate the ID map? I ...
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1answer
31 views

Cycles Gradient between two materials

How do i create gradient between two materials in one mesh? (second screenchot was edited in PS)
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1answer
18 views

Offset based on Vertex Colors

For you a tricky question : do you know a way to apply negative and positive offsets on different surfaces based on its colors in Blender ? For this key, the green represents the surfaces without ...
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1answer
29 views

Cant find attribute node

Complete and utter noob to 3d traditional 3d modeling, let alone blender. I was going to learn how to do lighting, but the imported colours are considered vertex colors, and cannot be rendered ...
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22 views

no way too see vertex color of all the scene in 3D view ? [Blender 2.8]

I only work with vertex color for my models, but i can only see the colors if i go to paint mode and only for one object. I want to see all my objects in my 3D view scene in vertex colors. and in ...
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1answer
28 views

How to mix Vertex Colours with character's Diffuse Texture? (Blender Internal)

I'm currently on my wit's end trying to find an answer to this that works for me, but every question and answer are referring to something different from my situation, and with most being Cycles-only ...
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39 views

How to paint vertex alpha in the new version for unity?

https://youtu.be/DMS1I-gJkzE According to google, making bottom vertecies opaque and top ones transparent should fix the sliding grass issue. https://www.youtube.com/watch?v=1QbpCZuGe7M I tried ...
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4 views

How to export with color for 2.8? [duplicate]

I'm pretty new to using blender and I just want to know how to export models with Textures because every time I export it just shows the grey model with out the colors.
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7 views

Vertex attribute not linked to vertex colour collectio

The vertex paint is driving me nuts Create a vertex collection collection +attribute with same name and paint something on your model Create another vertex colour connection + attribute and name them ...
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1answer
65 views

Texture becomes black when tryng to bake vertex color to texture!

when I UV smart project my model, then open a new file (thats black) where I want my vertex color to bake to. The texture only becomes black. It doesnt make any sense. Please look at attached file: ...
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1answer
90 views

Animation Node (Vertex color) and Cycles Node (Gradient)

I have a problem creating a color gradient in the AN grid (I used vertex color, but only one color remains). This image below shows the effect you would like to have on AN. But I used the array and ...
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265 views

Blender 2.8 How to make the object color in viewport look excatly as it is?

So I'm making the models for a game that only uses vertex colors and no textures. I've noticed that any color in blender 2.8 viewport looks darker that it actually is. I use vertex painting to paint ...
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204 views

Retrieve vertex colors in 2.8

2.79 allowed you to set shading to flat, which would render the vertex color 1:1 on screen (assuming the entire normal had been solidly colored and noting else is being set to diffuse, of course ...
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17 views

What are Vertex Colors and when to use them?

So, a question that's been on my mind for a good number of years (but simultaneously one that I somehow never got around to really investigating) is one that I probably really should know, but that I ...
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1answer
94 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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Reset and Layout UV is really slow

I have this 3D Voxel sculpture, this was made of thousands of Box objects, but merged into a single object and it has a nice Vertex Color per Box. Anyhow, I would like to somewhat layout the UV of ...
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1answer
72 views

How to change color only of selected objects in a matrix?

I'm trying to exempt a couple of objects from being colored by an 'empty' which is coloring the cube matrix based on the distance. In the image there are 2 empties: one is coloring the cubes blue, ...
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1answer
25 views

Store unique vertex ID in vertex color

Script from this answer encodes polygons ID to vertex colors: ...
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1answer
226 views

How to get diffuse color of a material via Python?

Since I am used to code with Python in Maya I have trouble getting things to work in Blender. I want to do something specific based on the name of its material that is applied. But I am really ...
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1answer
183 views

Changing vertex colors through python

I'm trying to get and set the vertex colors of a mesh through a python script. However, the script seems unable to find the vertex color data, claiming the data set has length 0 despite that clearly ...
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1answer
144 views

set a specified vertex color to black via python

how to set the vertex color in the center of the mesh to black and the rest of the vertices to red via python? a lot of the answers just tell me that i can color all the vertices in one face like that:...
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23 views

Editing and displaying different “layers” of vertex colors

I'm given a mesh with vertex colors that display the original material/color of an object. Now I want to classify these vertex colors according to the different materials they can be divided into. ...
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72 views

Transfer vertex colors between objects

I need to vary the vertex colors of a mesh using simulation data (generated using a tool named Paraview). I imported the mesh and vertex colors in an X3D file, but the vertex colors correspond to ...
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1answer
84 views

Coloring bevel curve with vertex color

I'm working on a visualization problem. I'm given a curve with a list of vertices. There is a color assigned to each vertex. My question is "how do I generate the bevel curve by linearly ...
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1answer
758 views

Bake vertex colors to texture from mesh

This has been asked before but I can't find the solution now. The solution was something about going into blender render, setting the bake type to vertex colors and then just baking but I'm just ...
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2answers
249 views

Assign colour to vertices given face texture, and enable conversion to a point cloud

I'm a-bit of a Blender newbie here so please forgive me if what I'm about to say sounds stupid, but I've been trying to solve this issue for far too long now and am becoming way too frustrated...so, ...
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80 views

Attribute node for Vertex color texturing problem

I would like to use vertex color information for texturing. I found some description on the web but there is something what I can't figure out. If I use a color at 0.5 value, the FAC value through ...
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24 views

How to correctly use vertex colors?

I exported the model into Unity and only the blue faces are shown. I think am doing something wrong, because when I select the blue ones they appear alone, but when I select the red ones both are ...
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1answer
204 views

Render Vertex Colours in Blender Internal

I don't like using cycles and prefer using blender internal render. So how can I render my vertex colours in Internal render. like as a material.
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101 views

Vetex Color Overlay on top of Material

I would like to display some mesh/object regions with vertex color to help my users in their design. This needs to happen in the 3DView while modelling, not during rendering. 1) How can I overlay ...
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66 views

Particle emmiter using vertex colors can´t render?

Please check this Particle emmiter video I´ve setup a vertex color paint on the object, to later emmit particles making them inherit the .col attribute from the vertex color map. I instance an ...
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53 views

How to prevent vertex painting from splitting vertices?

Whenever I paint vertex colors, it is only applied on front-facing triangles. That's no problem, but what is, is that it splits the vertices that connect these front and backfacing triangles, like ...
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0answers
80 views

Colorize Instances according to vertex color or UV map

I have a vertex colored model (1) and I'm using Cells v1.2 to generate a hollow voxel model of my Object.(2) I want to change the object color of every instance/voxel according to the underlying ...
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1answer
115 views

Setting vertex color with ob.data.vertex_colors[“Col”].data[0].color stores values wrong

when I set the color of vertex data with; ob.data.vertex_colors["Col"].data[0].color = [0.7, 0.5, 0.3] and then look at the values, they are different ...
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150 views

Bake Vertex colors

I am following a tutorial on YouTube (https://www.youtube.com/watch?v=YdJwrcl1nRM) right now. I need to bake the Vertex colors of my mesh but I don't get the same as in the tutorial. It's just a black ...
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319 views

No objects or images found to bake to

this is my first time trying to do this thing. So I am trying to bake a Vector painted object onto a texture but I failled. Video showing the failure: https://www.youtube.com/watch?v=tOjKZ9u3OD8 I ...
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0answers
81 views

Blender and Python: How to create an object, add vertices and paint them

I try to create a new object in blender, add vertices to it and then paint them using Python. I try to do this in this script: ...
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1answer
62 views

How to use vertex color if defined, or white otherwise?

I'm fairly new to Blender. I have a Cycles material in Blender 2.79. I'm using an Attribute node with COLOR_0 to get the vertex color and multiplying that into the material color. But if a particular ...
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1answer
76 views

How can I keep vertex color accurate on a voxel model thats been converted to a lower poly model?

I'm importing voxel models into Blender from Qubicle, and then turning them into low poly models. I'm using vertex paint, and want to keep each face one solid color. After finishing my model and ...
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1answer
40 views

Duplication vertex lighting/color

I'm wondering if it is possible to copy vertex lighting from one object to another, similar but different from default one. Here is screen showing what I really want to do ( https://i.imgur.com/...
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1answer
151 views

Encoding Vertex Position into Vertex Colors

I got a model in -1 to 1 space and I want to encode each vertex position into the the vertex color for future use. There seems to be nothing by default to do that so I will have to use a custom script ...
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0answers
198 views

How to color line set with vertex colors?

I would like to use vertex colors to paint an extruded line set but do not succeed to do it. In detail, I export a scene in X3D format from paraview. It consist of a panels and lines that are colored ...
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1answer
136 views

Does Blender support linear colorspace for vertex colors?

It looks like the vertex colors in Blender are stored using sRGB colorspace. The game engine I'm using (Apple SceneKit) uses linear colorspace. As I export the vertex painted model either using the ...
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2answers
618 views

Bake per vertex color to Texture

So, I was trying to make the colours of a obj created by this Demo make by the talented people of the Computer Vision Laboratory of University of Nottingham and with no success and frustration I wasn'...
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1answer
234 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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0answers
28 views

Bake imported image to vertex colors [duplicate]

I've looked everywhere and can't seem to find an answer to this issue. All I want to do is generate a UV Map, upload an image onto that UV Map, and then export a .ply file with the vertex colors ...
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0answers
62 views

Any way to have more than 8 vertex paint slots?

Currently there is a limit of 8 vertex paints slots, is there anyway to have more than 8 slots?
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0answers
96 views

Can a cycles material input a texture from outside of the material?

I'm creating a Blender cycles material that combines a mesh's vertex colors with a texture. I use the Attribute node to get the vertex colors, and the Image Texture node to get the texture: I want ...
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1answer
322 views

Flat vertex painting, or face painting?

Vertex painting is far too soft for me: I'm looking to paint something more like this (not exact, but close enough): Instead of smooth interpolation, color interpolation should be done on a per-face ...