Questions tagged [gltf]

A file format that uses JSON for the efficient transmission and loading of 3D scenes and models. Should be used in the scope of Blender and related packages regarding transmission as opposed to being a technical reference for glTF.

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Does gltf only support the export of one strip per NLA track?

This blend file contains only the default cube. I've create two Actions: MyTrans that implements only a translation & MyRot that implements only a rotation. Each of those Actions, I've 'pushed ...
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1answer
192 views

Anvil from Guru blender not exporting with all materials and textures to glb file for WebGL

I cannot for the life of me figure out why my Anvil model from the famous Guru Blender series tutorial will not export to a glb file for use with WebGL. Since I made it in Blender 2.79b, I have been ...
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1answer
181 views

Car model to glTF with multiple parts

I have a model of a car which I have exported to a glTF. How can I group elements in Blender like the wheels so they appear separately in the JSON code? I have created Vertex Groups but they don’t ...
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1answer
117 views

How to export Python animation to gltf from Blender 2.80?

I have some 3d objects that I use Python code to rotate. In the Blender preview this works fine. How can I export the animation caused by the Python code to gltf? The normal gltf export exposes the ...
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15 views

Not all actions exported to glb file

I have a cuboid that can lean left, lean right or do an idle animation determined by actions. Using the Blender IDE I can get any of those 3 to play.Here it is, leaning to its right. My problem is ...
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41 views

Export to GLTF/GLB - Remove domain / bounding box from animation

I am trying to export a 3D model with an animation as a .glb file, but the bounding box is obscuring the entire animation. Any way to remove the bounding box to ...
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1answer
28 views

how to export each animation separately into gLTF 2.0?

I am making a game with godot game engine(3d game), but my friend who is responsible of modeling and animating made all the animation in one blender file. Now to continue working, how do I export ...
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1answer
61 views

GLTF files in three js

i've been trying to export a gltf file to three js from blender I have used this tutorial and realised that it may be outdated since the gltf extension they're using is archived and it doesn't appear ...
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1answer
41 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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1answer
727 views

Batch exporting scene collections or selected objects using glTF-Blender-IO

I'm still new with python and scripting. I tried editing the obj exporter that I found. Since I'm exporting tons of object groups, I need each of scene collection or selected objects to be exported as ...
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1answer
86 views

Blender Cycles Lightmap Baking

I've got a scene in Blender (simple house) where I want to bake the lightmap of certain objects (e.g. the floor). My goal is to export the whole model in the .gltf format to use it with three js. I ...
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1answer
41 views

Gltf export with animation not working

I'm trying to export a .gltf with animation, but it doesn't work. I turned on "animation" in the export window, but it doesn't export animation. if I then import the .gltf back into blender, the ...
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20 views

gltf file created in 2.81 does not import correctly into 2.83

I have a project generated by blender version 2.81 (exported with the glft exporter) which I am trying to import into 2.83. When importing the exported gltf file, the geometry is in the wrong place ...
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1answer
22 views

gltf2.0 export ignores “Inherit Rotation” property changes

This potentially affects other bone properties, but this is the only one I'm comfortable with messing with. Is this simply not something that's supported by gltf2.0 or is there a setting I'm missing ...
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0answers
19 views

Cannot Export as GLTF file with volumetric mesh in Blender 2.83

I am trying to export a personal project I made in GLTF format. The problem I am getting is the volumetric mesh looks black when exported. Is there any way how to overcome this problem[][1
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1answer
4k views

Export transparent material in GLTF in blender 2.8

I am trying to export a glass material in gltf. Here is the material principled shader, notice I have transmission set to 1.0: this gives me this result in cycles (the glasses have the glass material)...
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1answer
317 views

Problem with the Specular Glossiness node and Metallic Roughness

Goodmorning everyone I write because I have a problem with the Specular Glossiness node: I do not know how to connect it to Metallic Roughnes. I'm creating a 3D file, to be exported to glTB 2.0 (glb)...
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1answer
50 views

cannot export .glb with material setting like specular

When I export the scene as glTF 2.0 file format, it exports it with textures, but without any material information like specular-ness. I literally set it to 0 in principled BSDF, but when it's ...
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1answer
34 views

Python script - objects are grey after export to glb file

There is my short code. I'm using blender_osm addon to generate these buildings. After the first render, it looks fine with colors on textures. But when I export it and reopen all textures are grey. ...
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0answers
18 views

blender 2.83: find imported GLB mesh

In 2.82, I was able to import and find the imported GLB mesh by bpy.ops.import_scene.gltf(filepath=input_filename) imported = bpy.context.selected_objects However, ...
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0answers
23 views

Can't import animated model in Powerpoint when using IK rig

I have animated two characters in Blender after rigged them and now I need to import the models in Powerpoint for a presentation. Because I animated and rigged, i need to export them in .fbx or .gltf, ...
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3answers
270 views

Shape key values saved as 0

I created a simple animation with shape keys. However exporting this animation not working properly. After I export it in gltf2 or fbx format, the shape keys are reset to 0 in exported file. What ...
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1answer
331 views

Export fluid simulation for usage in three.js

Is there any possibility to export a fluid simulation as an animation and import it in three.js? As I read in some threads it seems to be impossible to export a fluid simulation to a gltf, so I ...
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0answers
14 views

Export model with Enviroment Texture and Texture coordinate [duplicate]

I have built a simple model where I project an equirectangular image to a mesh using an environment texture. Sometimes the image is not centered correctly so I do this by linking the image location to ...
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1answer
36 views

Convert Blend file to GLTF with baked materials

I am trying to convert MMD files into gltf files for use on the web. I use a plugin called https://github.com/powroupi/blender_mmd_tools to import them into blender, but when I export them, they don't ...
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1answer
236 views

How to export blender file with armature to glb

I am pretty new to the tool Blender, I am using version 2.8.0 and I have a robotic arm with some animations using the bones and armature, it works fine but when I am trying to export it to a glb file ...
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0answers
34 views

Blender 2.80 GLTF Import and Export Issues

I am having an issue with Blender 2.80 on Ubuntu 19.10 Linux. If I attempt to import any GLTF files, Blender crashes immediately and I can't find any logs in my /tmp/ directory. The second part of ...
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0answers
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Can't export model to .gltf, exporting to fxb or dae deforms mesh

EDIT: Since I posted this question, I tried re-downloading the original model and rig, and when I tried to export it to fbx it works just fine. Gltf still shows the error message. In adding materials ...
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1answer
489 views

Blender GLTF : which rotation values are really exported?

I am using https://github.com/KhronosGroup/glTF-Blender-Exporter in a script and trying to compare the exported rotation values. But none of them seem to match. Ie. for exported values in the gltf ...
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4answers
25k views

How to open a .glb or .gltf file in blender?

My question is about opening .glb or .gltf files in Blender. I don't see these extensions in the Import options, although Export allows me to create files with either of those extensions.
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1answer
60 views

Whats the right way to create scenes ready for gltf and draco compression?

I am new to Blender and 3d modelling and I have created a scene with several meshes and textures/materials. All materials are gltf compatible (Principled BSDF nodes with image texture and normal ...
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3answers
1k views

Error exporting animation as GLTF file

I have made a very basic animation in Blender (2.79) and I am trying to export it as a GLTF or GLB. I have succesfully installed the gltf exporter and am able to export both gltfs and glbs of ...
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0answers
7 views

MakeHuman skin texture not exported to GLTF [duplicate]

I've a MakeHuman model bundled with clothes, tongue, teeth and so on imported into Blender. In render preview, the model looks great. However, when exporting the model to ...
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1answer
127 views

Can metallic car paint be exported in GLTF?

I'm trying to export a car model with red metallic paint as a GLTF model. A diffused red metallic with a high gloss clear. It appears that with GLTF it's either one or the other? I can get somewhat ...
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0answers
18 views

Is it possible to export glTF models vertices, UVs and normals with signed short “2 bytes”, not float “4 bytes”?

I had exported a glTF model from blender, when I put .bin file to hex editor, it seems his vertices, UVs and normals are in "4 bytes" float, or IEEE 754 floating point, like the example below. ➤ Is ...
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0answers
35 views

glTF Re-Export Vertex Normals Issue

I've created an animated glb and all works well when exported the first time. problem starts when i import it back to blender and trying to re-export it as glb, after breaking my head and going mad i ...
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0answers
23 views

Batch export collections into GLTFs (Blender 2.8+) [duplicate]

This one would be a folowup on Question 168140, but compatible with 2.8+ (2.82. to be exact). What I'm looking for is any solution to batch export multiple collections into GLTFs, preferably the ...
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1answer
16 views

Only one of the materials gets added when importing from GLTF

I have a GLTF file with two materials, each with a texture. There is only one mesh. However, when I import the file into Blender, only one material is available. I imagine that the issue is that the ...
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1answer
402 views

Armature: Bones deforming mesh objects in GLTF viewer

Hello fellow BlendMasters! I am trying to make a simple sliding door animation for my GLTF viewer and keep running into this problem: When i parent my objects (doors) with the separate bones (ctrl + ...
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1answer
109 views

exporting procedural landscape

hi guys sorry if this is a repeat question but I haven't found the answer and I've been trying for days this is driving me nuts. So I am new to blender and I have created a procedural landscape and ...
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0answers
29 views

UV change (why?)

I am exporting GLTF files it looks like the right (with bone) or left(without bone).
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0answers
32 views

normal is flipped when exported to Unity using glTF 2.0 format

All other objects are fine when i exported to unity. But i downloaded this demo scene from blender website : race_spaceship.blend (eevee demo file). Load it in Blender and it looks great. Then i ...
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0answers
26 views

Switching between textures on the same model

I'm generating a GLTF file that will contain multiple possible textures for the same model, with the same texture coordinates. In GLTF, I can only choose one of these textures as active for the mesh (...
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0answers
246 views

glTF 2.0 Validation error: ACCESSOR_VECTOR3_NON_UNIT [closed]

I’m getting an error from a .glb file that was exported from Blender using the Khronos glTF Validator. I’ve been searching online for the past couple of days, but can’t find any information describing ...
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0answers
114 views

Build Blender as a Python module with Draco compression enabled

I've succeed in building Blender as a Python module, but I would like to be able to use the draco compression when exporting glTF (gltb) files. When building Blender as a Python module, I set CMake ...
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0answers
82 views

Why I can't see hair in exported glTF file?

I created hair - Particle Settings and I would like to see them in exported glTF file. I tried to made Mesh from this hair, but it seems that doesn't help. Still I can't see the hair in exported file....
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0answers
39 views

Blender animation for PowerPoint

I m working with Blender to create nice video and GLb file coming from Solidworks. I m really struggling since weeks to export glb file with animation to use in powerpoint. A very simple object with ...
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0answers
74 views

Exporting armature animation using gtlf exporter for blender 2.82 error

I have been spending days now trying to export a GLTF file, but each time I export, an error occurs while viewing different animations in the GLTF online viewer. For Example, if I export two rigged ...
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0answers
103 views

Wierd textures from importing glTF file from blender into godot - need help fixing

I exported my model shown on the first picture into a glTF binary file, but when I imported it into godot the materials got swapped into weird places. Are there any fixes for this problem? Sorry if ...
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0answers
15 views

Exporting Split Face Shape Keys Not Working

I am using the model from this website along with an imported set of teeth as the basis for an avatar I'd like to animate with shape keys. The avatar comes with a variety of shape keys that control ...