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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Convert an HDRI background from polyhaven to a Background obj file in Blender

I need to convert/access obj files of polyhaven HDRIs using Blender. What are the steps to these preferably without the need for buying their pluggin? As part of a script, I need the backgrounds to be ...
Mona Jalal's user avatar
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1 answer
21 views

Modeling Artifacts

I have been modeling a house for the past few days. When I export it, I get these strange artifacts that I can't seem to fix. I've tried cleaning up the mesh and combining vertices by distance, but I ...
Kyle Kenworthy's user avatar
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22 views

Blender STL/OBJ Export not working after boolean modifier (difference)

I am working on a project in blender using the Sverchok-Nodes. After solidifying the structure I want to cut off the sides by using the boolean modifier (difference, exact). The cutting is working, ...
Jasch's user avatar
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-1 votes
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how to save my file in (fbx) [closed]

dears, I got a problem when I tried to save my file in (FBX) I need help plz. LINK: https://workupload.com/file/bJAQB8AsysQ NOTE: must of converted the website that convert Blender to FBX doesn't work ...
mansour's user avatar
1 vote
1 answer
165 views

How to import obj in Blender 4.0 with python?

I used to use bpy.ops.import_scene.obj() in my addon. which can import .obj object and set it a selected object.(not active) But in Blender 4.0. this does not work ...
liuran's user avatar
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82 views

How do I override context for new OBJ Importer? (bpy.ops.wm.obj_import)

I'm trying to import an OBJ file while rendering an animation, during the frame_change_pre event. The purpose is to stream a sequence of meshes into Blender, one at ...
Justin's user avatar
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1 answer
24 views

Imported OBJ (surface or mesh) from FreeCAD invisible

I am trying to import a Wavefront OBJ file exported from FreeCAD into Blender. I have tried importing a Surface and a Mesh. In both cases the resulting object in Blender is invisible. Looking in ...
rubinho's user avatar
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1 answer
42 views

Merge several obj format 3d models by bpy

I want to merge several obj format 3d models and output as a gltf format model. The directory structure looks like this. folder_1/1.obj, 1.mlt, 1.jpg ...
kindamu24005's user avatar
1 vote
0 answers
14 views

Obj import error

Everything was fine, but at some point when importing/exporting an obj file, an error pops up, I tried different scripts, deleted and installed the blender, nothing helps.What could be the problem?
sanhun's user avatar
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2 votes
1 answer
37 views

Imported obj distort when selection to cursor

I am currently working on terrain modeling, and i am importing a rhino file as obj to blender. I do the importing, set origin to geometry and then when trying to selection to cursor, the contour lines ...
nskonsta's user avatar
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Im trying to turn this black hole project to a obj with texture. But when i do it just has the circle and squares not what i have view port shading [duplicate]

I'm trying add my black hole to element 3d but the textures are not carrying over when I make it an obj
Thirst God's user avatar
1 vote
1 answer
34 views

OBJ file with many NaN entries

I have an obj file that describes an isosurface of a physical variable. I ran into the problem that my grid is so large that the file size becomes very bloated by undefined entries ("v NaN NaN ...
IntergalacticSpaceMonkey's user avatar
2 votes
0 answers
37 views

How to export obj line elements from edges?

According to Wikipedia, Line elements can exist in .obj files. l v1 v2 v3 v4 v5 v6 ... I have an existing mesh in Blender and I would like to re-export it as an ....
Cedric Martens's user avatar
1 vote
1 answer
24 views

Force curves to appear in front of mesh

Fairly new so I'm playing around with OBJ mesh imports from SketchUp and Rhino. When I bring in an object, I would also like these lines to display. So, I import them as well in the form of curves, ...
brotherlode's user avatar
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38 views

Export FBX or OBJ one click script As well import FBX or OBJ one click

Looking for simple script as mentioned in title "Blender Export Script FBX or OBJ one click script As well import FBX or OBJ one click" as via Google I did not receive any positive answers. ...
cursedmonk's user avatar
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12 views

Mesh unwrapping incorrectly to baked texture after using UV project

This mesh previously had a texture baked to it. When I import it as a .obj and try to unwrap it using smart UV project, the mesh doesn't unwrap to the texture correctly. When I use unwrap, it is even ...
obbfrog's user avatar
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17 views

Why import .obj file in blender not working?

I imported in blender 3.x a free .obj file with multiple materials (on preview photo) from cgtrader but I see only the model. Here the .mtl file: ...
PowerNow's user avatar
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1 answer
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Why does my OBJ import has a white transparent overlay in Material Preview

I am really new to Blender and 3D in general. I have imported an OBJ of a wooden water rower in Blender to make a quick assembly animation. Initially I imported a STEP file into Adobe Substance Stager ...
Sandervh's user avatar
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1 answer
175 views

How do I export a model with seams included? [closed]

I keep trying to export my model and importing it in a new blender project but the seams don't even show.
kyletomasie's user avatar
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0 answers
32 views

OBJ Texture Export doesn't work with Diffuse Shader?

I got a model which I should export as OBJ with Material Infos + Textures so it could be used in Unity easily. I adjusted my Settings (Checked Materials + Paths Copy) and exported my objs and saw that ...
Michel Hufenbach's user avatar
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0 answers
11 views

Wavefront C++ (.obj) importer produces more vertices when later exporting glTF than old Python Wavefront (.obj) importer [duplicate]

My workflow for producing glTF file involves importing my OBJ file into blender. Tweaking things then exporting it from blender as an glTF. After import blender shows that the old python OBJ importer ...
Cray-1's user avatar
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Importing OBJ and separating by Loose parts

I am trying to import an assembly file from Onshape into Blender. I am exporting out of Onshape as OBJ. Here is a picture of the Onshape assembly: It is an enclosure with some parts inside. My end ...
Marko Jurisic's user avatar
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0 answers
33 views

Find scale difference between OBJ and usdz

I have imported an OBJ of a 3D scanned object and made modifications to the mesh. After exporting, I realized that OBJ does not contain the real world size of the mesh. I have the original OBJ as well ...
Artium's user avatar
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How do attach objects to a moving mesh seq to all the frames?

I am working with a mesh sequence imported into Blender using the stop motion OBJ plugin. I'm encountering an issue where I can successfully join an object to the first frame of the mesh sequence, but ...
Hisoka514's user avatar
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24 views

Super low fps when I import my own exported obj or fbx file

I have made my own head with hair in blender. But when I export it to fbx or obj the file is super slow and I cannot do anything... The fps is below 1 when I want to play the timeline. Is there ...
Stijn's user avatar
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Blender OBJ over 5gb, what is causing this?

I'm still new to Blender but I've been exporting a few projects as objs and it's been fine for size. I wanted to upgrade my current inn room asset so I added a few things. I even attempted some pbr ...
Dami's user avatar
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0 votes
1 answer
46 views

Exporting a box with a hole

I'm trying to build a scene in p5.js where a ball falls through a circular hole in a wall. I used Blender to generate a wall (a thin box) with a hole in it by applying a difference modifier to a box ...
tanzor's user avatar
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0 votes
1 answer
141 views

Shape Keys export to FBX (for 3Ds Max)

There are many shape keys in a blender file. I'm trying to export all of these as a single FBX. When I export as FBX, the morpher modifier appears in 3ds MAX. All good so far. But none of the morphers ...
pak's user avatar
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0 answers
108 views

How can I get bpy.ops.import_scene.obj to import all texture files and materials properly?

I'm using Blender 2.91 in a docker file, and upgrading it isn't a realistic option. I need import a .obj file that includes material and textures. When I use ...
loki1725's user avatar
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13 views

UV Unwrapping an .OBJ and pulling color from the model

I have an OBJ file that had a color heat map applied to it from another software suite. I am trying to UV unwrap the model and keep the color on the unwrapped image. Basically I want to create a 2D ...
b0baganush's user avatar
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1 answer
158 views

Export alembic frames to OBJ

I have an alembic file. Is it possible to export the individual frame data to OBJ files with blender script?
Appaji Chintimi's user avatar
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0 answers
8 views

Imported OBJ asset has strange materials [duplicate]

I'm pretty new to Blender and I just bust some car assets for a project, but one OBJ in particular shows weird colors. Any help would be appreciated. Thanks in advance!
Sergio Galarza's user avatar
0 votes
1 answer
112 views

Add the suffix "_low" to all selected objects

There is a certain number of objects and it is necessary to add the suffix "_low" to all selected objects. The screenshot shows an example of how this is implemented in a blender and what I ...
Creazpy's user avatar
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0 answers
38 views

Image texture on Obj drone file?

I have generated an Obj file from a drone surveying (using DroneDeploy). When I import it to Blender it has materials and textures attached to it. I want to change the areal photo (taken by the drone, ...
EmmyG's user avatar
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0 votes
0 answers
50 views

Simplifying FBX file

I downloaded the free SLS-Model by NASA: https://nasa3d.arc.nasa.gov/detail/sls-block1 when i Import the .obj file in Blender, the Viewport Shading in Solid mode looks fine, however the material ...
Konsarich's user avatar
2 votes
1 answer
250 views

Why does Blender export texture coordinates for obj files even though I'm not using a texture?

I created a simple monkey mesh in Blender and exported the obj file to load on my C++ application. Upon inspection of the file I see lines like this: ...
IRP_HANDLER's user avatar
2 votes
0 answers
34 views

How can I extract this block's material and apply it to a new cube w/ fewer vertices?

I downloaded an .obj file containing several low-poly blocks, and would like to use them individually. When I import this into Blendr, it looks like this: There's ...
AmagicalFishy's user avatar
0 votes
1 answer
472 views

Export obj files with textures from Project [duplicate]

I am new to blender and I have a blender project (link) which contains several objects. I want to export each object as an obj file with material and complete texture information. Yet, if I export the ...
dba's user avatar
  • 107
0 votes
1 answer
48 views

Irregular 3D object with flat edges for CNC mill

I am fighting with this and it seems that my Blender skill is still not enough to master this problem. I am in need of an 3D object that has flat surfaces but which are irregular in shape (I did my ...
Heavy's user avatar
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0 votes
0 answers
147 views

How to fix OBJ file after import? (see pictures)

I purchased this model last week, now I tried to import it into Blender and it looks like a lot of dots. How to fix it? It looks like tiny faces or something. It's an OBJ.
rl281's user avatar
  • 11
0 votes
0 answers
95 views

exporting obj file does not show objects

I'm trying to export my low poly 3d model as an obj file however when opening the obj file in several software such as photoshop, clip studio paint, it shows up blank, in 3d viewer online it is able ...
just a gal trying out 3d's user avatar
0 votes
1 answer
46 views

Problem with importing model. Points

After importing obj file I get just unlinked points. I have nice model in one hand And after importing .obj file in blender getting just a cloud of unlinked points
WhyNot's user avatar
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0 votes
1 answer
86 views

Why isn’t blender generating texture indexes in Obj Export?

I have been having issues with some obj files exported from Blender, and finally found the issue. In some cases the texture index is blank in the face elements portion of the obj file. I have tried ...
LakeWorthB's user avatar
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0 answers
57 views

Converting .obj to .dae using subprocess or concurrent.futures?

I have tried quite a few ways to convert a few thousand .obj to .dae using various methods. Concurrent futures I assume does not work because bpy is not thread safe....
default's user avatar
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0 answers
258 views

How to import .obj model to blender with the texture that have multiple material?

So im newbie on blender and wanted to make an edit or view the 3d model on blender. I can already import the .obj file with File > Import > Wavefront, but it is just the model not the texture. I ...
user512512af's user avatar
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0 answers
51 views

Exporting OBJ file with transmision

I'm trying to export a simple model with materials. According to the blender manual - Import & Export of Node Shaders - it is possible to export simple Principled BSDF info with OBJ. My object has ...
fundakk's user avatar
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0 answers
44 views

Getting vertex and normal indices to match when exporting mesh?

I am exporting a model as an obj. I want to store one normal per vertex, meanin I want the index of the normal and the vertex to be the same. I am getting this on my exported file: ...
Makogan's user avatar
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0 votes
0 answers
34 views

How do i make an object follow a line correctly? [duplicate]

So i want an object (A dragon) to follow this line, which begins and travels normel with a slight bend and after some time it goes into a sprial and ends, the line has points in all coordinations, ...
Texaler's user avatar
0 votes
1 answer
30 views

Blender model creates different format of 'f' records in exported .obj file

I exported a model from blender to an obj and I want to use it for a game that I am making. The problem is that the format of the F in the obj file is different. This is what my obj file contains: <...
DragonYT's user avatar
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0 answers
214 views

Importing .MTL Files with .OBJ

I recently purchased assets from Master 3D Reality. When I import any .obj file, I'm not able to see the image textures. The .mtl file came with the model along with the image files. I'm not sure ...
Winston's user avatar

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