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.
223
questions
0
votes
1
answer
45
views
How do you instruct Blender via .mtl file to import vertex colors?
I have a .OBJ file with vertex colors like:
...
- 13k
0
votes
0
answers
18
views
Weird lines while baking Ambient Oclusion
I was baking some AO`s on my pc for some parts for an obj model.
The thing is that, when you finally end the ao bake, some weitrd lines appear in the middle of the piece without the possibility of ...
0
votes
0
answers
40
views
Blender Bug? .OBJ File Vertex Colors Misalign Under Various Conditions
I have found that Blender likes vertex colors to simply be an extension of the “v” line in .OBJ files, so I insert vertex colors into my .OBJ file by making a 6-element “v” instead of a 3- or 4- ...
- 1
2
votes
1
answer
99
views
Animating a series of obj objects using python
I have a series of .obj objects which I want to play in series to create an animation. The obj files are named according to the time steps. My idea was to import one file, show it, wait for
half a ...
- 21
0
votes
0
answers
632
views
How can I export object (.obj) in Blender 4.0 via Python?
I used bpy.ops.export_scene.obj to export .obj files like in this thread which works until Blender 3.6. Now when I check the export documentation, this operator is ...
- 13k
0
votes
0
answers
33
views
Display Blender OSM map in python
In Blender, using the Blosm addon, I can load a map. Using the code provided here, I can export all the meshes as separate .obj ...
- 27
0
votes
1
answer
32
views
How do you export a sapling armature into an OBJ graph?
I used the blender add-on Sapling Tree Gen to generate a tree, then I added an armature and deleted the mesh, this yields the following:
That's basically what I want. So now I want to export this set ...
- 241
0
votes
0
answers
35
views
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 ...
- 121
0
votes
1
answer
28
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 ...
0
votes
0
answers
45
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, ...
- 1
1
vote
1
answer
2k
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 ...
- 15
1
vote
0
answers
341
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 ...
- 2,022
0
votes
1
answer
65
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 ...
- 1
0
votes
1
answer
132
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
...
1
vote
0
answers
18
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?
- 11