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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378 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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0answers
154 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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0answers
30 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
429 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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104 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
139 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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453 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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1answer
77 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
139 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
69 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
304 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
266 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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2answers
210 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
768 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
406 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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32 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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77 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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131 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
601 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 ...
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1answer
2k views

How do I bake/add material colors onto my UVmap?

I looked everywhere from tutorials to documents and either they only talk about texturing or they are doing the tutorial in 'blender render' when I need it in 'cycles render'. I have a cube that is ...
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1answer
77 views

The colors of the layers of my first 2D animation are wrong for some reason

I've just created my first 2D animation and I used separate layers and the "voxel heat diffuse" addon that you can find here. With it I've been able to make the 2d animation faster. But,anyway,there ...
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1answer
3k views

How to bake ambient occlusion into vertex colors?

This is frustrating for me. The UV-textures to vertex cols add-on doesn't seem to work despite the specific instructions. Any other tutorials I can find are either very old or very poor. I'd like to ...
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2answers
1k views

Is there a way to compute vertex density?

I've got a mesh and am trying to figure out if there is a way to get a map of its vertex density. Ideally it would be something that I could put into a color ramp node and visualize. The goal is to ...
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2answers
8k views

How to display and use Vertex Color from OBJ model

Recently, I found this funny site, that allows you to generate a 3D model from a 2D image. It works very well and you can download an OBJ file. Vertex are colored and when I import it using Blender, ...
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1answer
92 views

Vertex paint colours keep flickering

A Blender beginner here. So I recently modeled a low poly plane and applied some vertex paint to it, but after I baked the vertex paint to an id colour map the vertex paint started flickering like so ...
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1answer
378 views

Vertex colors loose color data

Vertex color data seems to be distorted when used in material nodes, does anybody has similar issues? Looks like Blender modifies them for Cycles somehow. I am using VC not for coloring but for ...
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1answer
496 views

Vertex colors are wrong value?

I am using a renderlayer with some vertex colors to render some masks. I have an object with a vertex color layer. The entire object is set to RGB values of .25 each (using set vertex colors command.) ...
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2answers
990 views

Bake lights (lamps) to vertex color

Is it possible to somehow bake vertex colors from lamps?
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0answers
237 views

Controlling Node Based Displacement

Hey I'm making a model that uses the experimental microdisplacement to make bumps on my mesh, but I only want the bumps to be in certain parts of the mesh. Is there some way to use vertex groups or ...
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2answers
2k views

Per face vertex coloring

In blender you can color the vertexes. But is there a way to color the faces so the faces have only one color instead of the colors being interpolated based on the colors of the surronding verticies. ...
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3answers
653 views

Smoothing vertex_colors values

I'm coloring a mesh using vertex colors: ...
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0answers
65 views

How many bits per channel we have for storing vertex color data?

As in title. I want to know how precise vertex color data is in Blender.
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0answers
1k views

View vertex color in edit mode instead of material color?

I am using vertex color to create the colorID map for Substance Painter. I canot use materials for this, because I use materials to define Substance Painter's textures sets (there is no other way for ...
7
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2answers
657 views

Dilate/expand vertex color mask?

I'd like to use vertex colors in order to apply different shaders on a single object, instead of going through the whole process and drawing a 'black and white' texture (for 1000+ objects). ...
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1answer
307 views

Can't export vertex colors in edit mode

I'm trying to write an export script to output vertices and vertex colors in a simple format. The script I've created appears to work fine when run during "Object" or "Vertex Paint" mode, but when I ...
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1answer
223 views

Using custom vertex data in render

Can float vertex layer data added with bmesh, be used in rendering? Let us say we added some data to all verteces: bm.verts.layers.float.new('G') Can this "G" ...
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2answers
3k views

How to paint through all mesh during vertex painting?

Tell please how to paint all vertices, not just visible, in vertex paint mode?
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2answers
449 views

Model Loses all Vertex Color in Render

I have colored my model in Vertex Paint mode, but it loses all coloring once I switch to Render. How do I go about making the color show up when I render it?
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1answer
273 views

Vertex painting smoothly

anyone know if there's a way to avoid this while vertex painting? Thanks
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0answers
356 views

How to convert this vertex paint into a useable material (scripted)?

I have a single, the all-in-one mesh object created and then vertex-painted with a script. I can see the colors in vertex paint mode, but I haven't been able to successfully turn it into a renderable (...
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1answer
1k views

Applying per-vertex colors to new Bmesh

I'm having trouble applying vertex colors through Python to a mesh. The mesh is imported from a file which has vertex info, face info (vertex indices), and a list of colors that corresponds to each ...
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2answers
42 views

Different vertex coloring behavior depending on vertices painted

I've been experimenting with vertex colors on the default cube. I've painted three vertices, as is visible in the picture: My question is, why does the upper right face visible in the picture form a ...
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1answer
519 views

Vertex paint strange artifacts on big object

I'm experiencing difficulties with vertex paint mode. I got a really huge object (huge in display-size and in vertex-amount) and thus need to zoom out very much to paint it. Looks like this: (see the ...
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1answer
483 views

Vertex color values over one

Is it possible to paint vertex colors that are higher than one? Vertex colors are exposed through the python API as floating point numbers. If this is how they're stored, they should happily accept ...
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1answer
90 views

When I color the eyebrows then go back to my body mesh the eyebrows arent colored

I made a male with eyes eyebrows and eyelashes in makehuman then I exported him to blender. So in my side panel when I click on the eyebrows, eyes, eyelashes, and color them with vertex paint, then ...
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2answers
2k views

How can I make vertex colours into a UV map image?

I've painted my mesh in vertex paint, but I would like to edit the colours in Gimp, then reapply them as a texture and bake back to vertex colours. Is there a way to export just the vertex colours? ...
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1answer
313 views

Flat shaded mesh - missing separate colours/normals for connected vertices?

I recently got started with python scripting, so I am still very new to this! I am trying to set the vertex color of vertices looking'up' to white, otherwise set it to black. I use a dot product to ...
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1answer
891 views

Color disappears after changing render engine from Blender internal to Cycles

I am importing a colored .ply file, which is basically an output of a 3D scan. When I import it in Blender internal, and tick the checkbox "Textured Solid" in the menu, the color shows up on the 3D ...
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0answers
125 views

Colour Bleeding

I have made this circle for an eye. I would like the white to fill the selected faces only, but for some reason it is going way beyond. Any ideas what I could do? Many thanks!
11
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3answers
7k views

How to bake to vertex colors in blender cycles?

The long way I do this is: have cycles render selected setup the materials of a mesh create it's UV coordinates create a new image and assign it to the mesh bake change from cycles to ...