Questions tagged [obj]

OBJ (or Wavefront) files are plain text files that contain 3D geometry data. Blender can import from and export to this format. This tag is specifically for questions about using files with a '.obj' extension with Blender and is not to be used for general 'object' questions.

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Imported .OBJ file shows correct textures in 3D viewport, but doesn't appear to be unwrapped correctly in the UV editor

I'm very new to Blender, I just started using it a few days ago in fact, so I apologize if my question comes off as a bit silly or unknowledgeable, but I couldn't find an answer to this specific ...
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1answer
20 views

Why does my mesh with a cutout have strange, jagged artifacts in other tools?

Some high school friends and I have been playing an old FPS we used to play, and I've started getting into making maps. I recently dipped my toes into Blender to create some custom models for the game,...
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problem importing .obj file from rhino, only dots no surface

ı tried importing a .obj file from Rhino, it worked but all I see are vertex points. I don't see the NURBS or meshes or any kind of surfaces. just dots. How can ı fix this? Thanks
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Exporting an FBX file imported into blender gives me a reduced number of vertices?

I have an FBX file made in Unreal Engine. In UE4 it shows that it has 12,866 vertices and when I export the .obj file it also has 12,866. However if I load that same FBX into Blender and export it as ...
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Exporting mesh (3D model) for Adobe Dimension

I've tried exporting a mesh (as an .obj) for further use in Adobe Dimension. It imports in Dimension without textures or materials, just a blank object/mesh. Does anyone have experience with this?
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Create the interior of an external scan [duplicate]

I’m newer to blender, and trying to create a 3D model of a brimmed cap sort of like a ball cap from a scan I took of the exterior using an iPhone app (ScandyPro). I’ve managed to import the .obj file ...
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1answer
15 views

Is there any way to fix outline object from others game?

I took an asset from game Roblox and in game, an outline hat look like this But in Blender, it look like this I don't know how to fix it
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22 views

Why is blender smoothing almost everything, but not everything?

I'm new to Blender, but I really wanted to take advantage of the sculpting. I exported a OBJ file from Maya, so I can sculpt more details on to the model. However, when I switch to sculpt mode, some ...
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Textures are stripey after importing obj and mtl

I'm using shapenet and after importing my airplanes (from the obj and mtl files), the textures are striped, for some reason. I've looked into it but cannot find much. Here is an example image: Does ...
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24 views

Trying to import .OBJ from Magicavoxel to Blender, but it imports as a single large object?

What I want: to import a model (that already has the desired colors and effects applied to them) from Magicavoxel into Blender. I imported it easy enough, but it seems to have imported as a single ...
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1answer
42 views

obj to glTF batch exporter

I have a set of obj exports comprising of a million files(each file between 100-200kb). Is there are a way to pick up files from a folder and export them to glTF? What I am talking about is batch ...
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23 views

Some textures are missing when exported to OBJ

I am new to Blender and currently using it to model real-life people. I use Meshroom to perform the photogrammetry of the body, and later use the FaceBuilder addon from KeenTools for a better looking ...
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2answers
736 views

Why OBJ export writes face normals instead of vertex normals

I am confused by the content of OBJ Blender exports. When I export a (default) cube object (8 vertices, 6 faces) to OBJ and then inspect the OBJ file, the "vn" entries obviously correspond to face ...
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1answer
24k views

How do I open an obj file?

I tried to open an .obj file using import but all I got was the workstation with the block. Yes, I'm a total beginner.
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3answers
900 views

Link obj files into blender?

I normally use Octane render, both standalone and plugin version for Sketchup. I'm not at all an hardcore user. I'm trying out Blender in my freetime, just for fun. When I use the standalone version ...
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1k views

How to convert .obj to .stl in blender via python script

I want to convert .obj to .stl in blender via python script.Here is my code. ...
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2answers
14k 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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3answers
31k views

Export .obj file with png texture

I'm playing around with Google's new Augmented Reality SDK. Their example project contains an .obj file but its' textures are not in a ...
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2answers
9k views

What is the python script to export the selected meshes in .obj?

I want to export my selected meshes in .obj in a relative path from the .blend file in python.
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1answer
11k views

OBJ files coming out gray, no color [duplicate]

My OBJ file for a model on the game robux has color but when I import it into the blender it comes out gray? Can anyone assist me
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1answer
7k views

How to properly export into .obj and .mtl file

I'm writing a very simple program in OpenGL, and thus I'm not a blender expert. I found nice 3d model here : http://tf3dm.com/3d-model/crysis-2-nanosuit-2-97837.html and I'd like to export it as ....
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2answers
5k views

Export Vertex Normals into Obj File

I would like to export the from Blender calculated vertex normals into an .obj file. I realized that the amount of vertices in the .obj file does not equal the amount of normals (there are more ...
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1answer
2k views

Merging multiple OBJ files into one file with shape keys

So, right now I have about a dozen different meshes that are all modified versions of a default head mesh. One for example is the same head but fatter, one with more pronounce eyebrows, one is smiling ...
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3answers
73k views

When I save something as an OBJ file the texture does not save with it, why?

I use Blender to render objects as this makes them look better. The problem is when I export one of my characters as an OBJ file and then import it back into Blender to render, the textures seem to ...
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1answer
2k views

triangulate faces obj format problem

This is probably a noob question but here goes. I don't remember how to export correctly to my own obj parser. this is how I want the faces to be exported (How they used to be exported correctly): <...
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3answers
14k views

How to write a simple Wavefront-OBJ exporter in Python?

Recently we were working to write our own software to load a Wavefront .OBJ file. The file in question uses the .OBJ file format that Blender 2.73 and below ...
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0answers
222 views

How to import multiple .obj files and keep the overall structure intact? [duplicate]

I am doing some research work on anatomy of human body, for which I want to use this project: http://dbarchive.biosciencedbc.jp/en/bodyparts3d/download.html This project is a 3D Model of human ...
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1answer
25k views

Unable to see anything after importing .obj file

I try to import .obj files from this project: http://dbarchive.biosciencedbc.jp/en/bodyparts3d/download.html - the files contain Polygon Mesh Data. When I import the obj file into blender, the ...
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3answers
6k views

How can I import an obj sequence into blender?

I have an obj sequence of a fluid simulation from Realflow. I've found a few tools that can import an obj sequence into blender, but most are outdated and don't work. Are there any scripts or plug-ins ...
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2answers
2k views

.obj-export is too dark

I have a monkey had with a simple material: I want to export this to a .obj-file. But it looks like this (opened in g3dviewer): Is there a way to lighten up the .obj-file? Any help?
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1answer
5k views

Modify obj after import using python

I am trying to modify an object after importing it. This post is related to this question ...
19
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1answer
49k views

Importing OBJ with MTL and Image not working properly

I'm trying to import an OBJ file that has associated MTL and PNG files. There's a similar question here, but the answer is not very helpful, I just see a big blob. These are the files that I'm trying ...
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1answer
518 views

Why does the exported obj look wrong?

I have created a model in blender in which I wish to use in my openGL application. Before exporting I expected the obj file to look something similar to this. However when I exported the file I got ...
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1answer
2k views

How to export to .obj with separate map-channels?

I'd like to export a .blend file with a UV-mapped texture, a displacement map and a normals map in 3 separate channels to an .obj file. Tried it with 3 UV Maps in 'Object data' but only 1 map will be ...
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3answers
37k views

Blender isn't importing mtl correctly with obj?

I'm a new blender user, but have used other modelling programs before. I've downloaded a model file and unzipped it. When I import the obj into blender, it is my understanding (from here: How to ...
4
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2answers
10k views

How can I get a .MTL file to show on an .OBJ model I imported in Cycles?

I've downloaded & imported several .OBJ models into Blender but they don't always import with the textures automatically in place, even though the model came with them. Here's an example: https://...
27
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4answers
24k views

Export multiple objects to .obj

It is possible to export all object from a scene into different obj files (each object in a obj file separately)?
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2answers
31k views

How to batch import Wavefront OBJ files?

Is it possible to batch import Wavefront .obj to blender? I'm working on 2.69. If I select multiple .obj files, only one gets imported. Also if I hit A on file selection window to select all files (....
6
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3answers
13k views

Merging Multiple .OBJ files

I have a model that has different .obj files for the head and body. How can I merge them into one file? I have tried everything I know. Which isn't much. And I can't find any tutorials online on how ...
5
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2answers
2k views

Imported OBJ will not move to grid

I imported an OBJ from SweetHome3D to the latest version of Blender. When every object is selected (press A), I press "shift-S" to click "Selection -> To Grid". However, the single OBJ object will not ...
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1answer
58k views

How do I export a model to .obj format?

I use Blender to create my 3D models for my Android app that uses OpenGL ES. The default output format for a Wavefront file (.obj) is not compatible with my Wavefront file parser. How do I get Blender ...