Questions tagged [blender]

Questions about the use of Blender, the open source 3D modelling software, in the context of game development. Questions involving issues strictly with Blender itself (e.g. modeling) are off-topic here and must be posted on the relevant Stack Exchange site, Blender.SE.

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18 views

How to import files with texture in Blender?

I downloaded a Blender model from Google and it came with two folders: a "source" folder where is located the .blend file and a "textures" folder with all the image textures. ...
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18 views

Why is my blender 2D ring so pixelated when imported into Unity?

I created a simple ring in blender, yet when I import it into Unity it is horribly pixelated and choppy looking. I want the ring to look perfectly smooth. In blender, I selected the "shade ...
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1answer
402 views

Getting the material name or index from a Blender FBX model in MonoGame

I've imported Blender FBX models in to UE4 before, so I'm aware that some of the material information is saved in the model. How do I go about accessing this in MonoGame? To be clear, I don't ...
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1answer
14 views

Importing checker texture from blender 2.93 to unity 2020.3

I have a checker texture made in a blender 2.93 which is created in such a way, Material properties - new material - and on that material, using two texture images and adding a checker texture node ...
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1answer
25 views

Blender loop cut over multiple objects

I have a following object in scene which consists of multiple faces (the orange selected ones). As you can see from the scene collection tool it's actually multiple objects selected at once. I would ...
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2answers
208 views

Objects Imported from Blender to Unreal have really zoomed Materials

I've been learning how to use Blender for UE4. I just started figuring out how to define which sides should have materials on them. In particular, I wanted this building to have different materials ...
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1answer
243 views

Blender arm rig not working the way it should

I just bought a pair of arms from the unity asset store and imported them into blender, the IK seems to work just fine untill i use a Child of constraint on another bone(which is supposed to be a ...
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1answer
21 views

Why is Unity applying different settings to an object copied from another?

I am trying to create some turrets, I have my Blender model which I import into Unity just fine. This model is a double turret with identical turret models for top and bottom. I have to apply a -90Z ...
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1answer
51 views

How to move/rotate different parts of an entity indepently from each other?

Background: I am playing around with a simple isomorphic 3D shooter where a player controls a character which can shoot other players. Here's an example scene where you can also see the hierarchy for ...
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1answer
79 views

Problem importing Blender materials into Unity via FBX

I've created a simply low poly house in Blender (2.92) that I have imported into Unity as an FBX. Materials (simple colours) are all set up in Blender. Initially this was all working fine. Colours all ...
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Computing global rotation of a bone

Assume that i have the following armature: Root Leg Knee Foot I have created a simple animation that rotates the Foot bone and then exported it to the ...
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1answer
239 views

Reconciling rotations with Unity and Blender (-360,360)

I'm currently working with Oculus integration trying to export headset (and eventually controller) position and rotation data to a CSV for later use in Blender. My issue comes from the way Unity (or ...
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0answers
15 views

Using FBX Exporter messes up materials of VRM?

I am trying to export a VRM into an FBX to edit in Blender. To do this, I have installed UniVRM to import the VRM, and FBXExporter to export it as an FBX. This almost works great. However, I have an ...
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27 views

How to take opacity animation from Blender into Unreal blueprints?

Like the GIF above, I made Skeleton Anim and Material Opacity Anim in the DCC tool. However, FBX file format doesn't support opacity anim, so I have the task of rebuilding opacity anim in the UE. To ...
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1answer
1k views

Applying texture maps from Blender to Unity material properties

When I bring my Blender file into Unity, I will attach the texture maps from my Blender material (left) to the Unity material (right) as follows: diffuse/color map --> albedo normal --> ...
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0answers
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Two neighbouring wall sprites have visible connecting egdes (generated in Blender)

I use Blender to model walls. I render 2d sprites of these walls in a (gaming) isometric perspective. My problem pertains to the "edges" of the 3d wall: On both left and right ends of the ...
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0answers
28 views

How to debug UVs exported straight from Blender

I have a model in Blender 2.93. I am exporting it to JSON using landon I am then importing the JSON into a WebGL rendering layer and feeding directly to shaders The JSON UV export is an array of ...
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1answer
502 views

Bring the blender .blend file into unity : replacing materials

i bring my .blend file (Blender) into the assets/prefab folders in unity. The model is a house with a lot of windows. In unity my glass material become solid/opaque. My questions : Since the material ...
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1answer
642 views

Blender How to unlock transform on bone

I was trying to create IK constraint following a Nathan Vegdahl tutorial, and everything was nice and shiny, until i tried to actually move a bone. It's not moving, only rotating. I see that transform ...
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0answers
16 views

Why Generic Rigs won't matching? ( Unity )

1 part - Blender I made a character with animations in Blender. When importing in Unity, I decided to split the Armature and the Model into different FBX files. This is how we get 2 files: ...
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1answer
719 views

How can I reorder the order in which the vertices are in an .obj file?

Blender saves the files with the structure of All the vertices All the normals All the UV The game to which I want to import the model, only accepts the following order in structure 1 vertex 1 ...
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2answers
856 views

unity / blender -- positioning items / clothes on character

I'm aware that in Unity, when you want to add (e.g.) a weapon to a character, you parent it to the "hand" bone of the character etc... Well I'm trying to add a hat to a character in unity when it's ...
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2answers
106 views

Parts of 3D model disappear during animation

I'm trying to properly play an animation done in Blender 2.8 inside my OpenGL application. When the animation is running, it happens that at some particular frames, some parts of the 3D model "...
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3answers
542 views

Unity3D/Blender: Bounding box rotated on import

For some reason my bounding box is always tilted when i import to unity. I've checked for loose geometry and everything but there's nothing.
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2answers
720 views

How can I use Blender-style UVs (and not per-vertex) in OpenGL?

In Blender, UVs are stored "per face vertex", meaning that if you have a plane made of 2 triangles, you will have 2 faces, 4 vertices but 6 UV coordinates. I made a basic export script, and exported ...
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1answer
134 views

texturing a race track - applying variations

I have created a simple race track in Blender using bezier curve, array and curve modifiers. A track is created from simple planes and the basic seamless asphalt texture looks quite good. As you can ...
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1answer
543 views

How to export an IK structure created in Blender 2.8 to Godot 3.1?

I created this IK bone structure in Blender 2.8 and exported as .escn As you can see, in Blender it's working ok. Now, how to use it in Godot? I've tried export ...
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1answer
79 views

Putting a material on a fractured model

I have a square model that has been fractured using blender's cell fracture. I also have a material that I want to apply onto the broken pieces. The only problem is that the material needs to be ...
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1answer
51 views

Exported shapekeys to unity don't play correctly (unity 2019 + blender 2.79)

Hopefully someone can shed some light on this I select all relevant parts of the mesh and armature etc and export to FBX 7.4 for use in Unity3d The model itself displays fine and so does the armature ...
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1answer
350 views

Create context menu in Scene view

I created some MenuItemfunctions for navigating, which are currently displayed on the menu toolbar. The C# code: ...
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1answer
266 views

Humanoid Rig Animations Not Playing Properly

Although I have seen a few questions that are similar to my own, none had specific or clear answers that actually solved the problem, so here I am. Just recently, I have imported a rig from Blender ...
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0answers
28 views

Unity - Arm goes backwards instead of back down when blending animations?

I'm putting together an animation tree which is layered, and it seems to get between two animation states it blends the arm backwards over the top of the head rather than back down. Is there anyway to ...
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1answer
389 views

How to apply saturn's ring texture in Unreal Engine 4?

I'm working on a "solar system" model project. And while trying to apply saturn's ring texture which is this one : it ended up looking like this: I'm new to UE4 and this branch in general. So I ...
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0answers
30 views

Unity - How to export equipment properly from Blender?

I'm trying to work out the Blender-to-Unity workflow for equipable items. At the moment, I've got a character animated for running, idling, jumping, etc. Now, I want to add equipment for him. I ...
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0answers
57 views

Unity is smoothing my low poly models, how do I control this?

I started a new universal pipeline project and have modelled a really quick low poly character in blender. It stays quite blocky in blender, but when dropped into the unity project its really highly ...
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1answer
60 views

UVs Distored When Importing Mesh?

The first image shown below is of part of my mesh in Blender, and the second is of that same part of the mesh in UE4. For whatever reason, the UVs are distorted and glitchy once imported into UE4. I'...
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0answers
21 views

Using generic animations with different weapons in Unity/Blender

Working on a game in which players can upgrade their weapons. I've animated a character to hold a weapon, but I don't want to create a unique animation for each weapon. How do I create a relationship ...
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0answers
15 views

How to combine and export multiple NLA tracks of 2 armatures (Blender) to Unity?

As per first experience I created multiple tracks (and also "added" more animation to first tracks thinking I edit them but instead I just created more tracks for same animations) for 2 ...
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1answer
797 views

Can I add rigging bones to a model imported from Blender inside Unity?

I created a model in Blender but recently I stumbled upon a video claiming that you can add rigging to a model in Unity. So instead of rigging in Blender, is it possible to do it in Unity?
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0answers
24 views

how to change a 3D character and other assets in-game

I want to make a game in which the 3D character is customizable. For example, there will be a selection of clothes that the character can wear, and when the player clicks on one of them, the character ...
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1answer
513 views

How do I convert a voxel model to a low-poly mesh with texture mapping that accurately mimics the coloured voxels?

I've created a model in MagicaVoxel (A) and I want to use it in Godot. I imported the model into Blender, but then realized that it's using a very high polygon count for such a simple model. I found ...
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0answers
21 views

USDZ horizontal plane position wrong

I'm exporting an object from Blender to an FBX (or GLTF/GLB) file to then convert it in Reality Converter. Inside there, everything looks good, all animations work and the object is positioned on 0 0 ...
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4answers
62k views

How can I include vertex color information in .OBJ files?

The .obj files I export are missing data for vertex colors. Is there a way to include color information in the .obj file? If not, what are the alternatives?
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0answers
43 views

How can I recreate a material from blender in Unreal engine

I'm new to unreal and I am having trouble finding a way to reproduce the materials for a mesh in blender in unreal. It's a simple material but I can't find a way to reproduce the color ramp ...
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1answer
17 views

Parts of the FBX getting flipped upon import from Blender to Unity

I am trying to import a race track into unity, which I have modeled in blender. The problem is some objects of the model are getting flipped, to be specific all the curbs on the sides of the race ...
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1answer
26 views

How to detect all vertices within collision Area?

Using collision detection algorithms such as MPR (Minkowski Portal Refinement), GJK (Gilbert–Johnson–Keerthi distance algorithm), you can calculate the penetration depth in the collision. For 2 mesh ...
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0answers
28 views

"The mesh of Body.003 has 1 sub meshes but the renderer is using 4 materials. Your mesh should use the same amount of sub meshes as materials."

I'm trying to import a Mesh (VRChat avatar) from Blender into Unity. This mesh which is failing to import properly into Unity is separated in Blender as Head, Hair, Body. It looks great in Blender but ...
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0answers
12 views

Pink Objects/Sub-Meshes (NOT MATERIALS)

Using URP. Any object I import into unity from blender (fbx), the sub-mesh that comes with it are pink. All the materials are fine, I can put the object in my scene with a material and it looks normal....
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1answer
1k views

XNA Skinning Sample - exporting from Blender recognize only first animation clip

(and sorry for my English) I'm using animation components from XNA Skinning Sample. It works great but when I export a model from Blender, it does not recognize any other animation clips than the ...
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0answers
38 views

What settings should the Root bone have in Blender for Unity?

What orientation should the root bone have in Blender to behave correctly in Unity when using the Root Move?

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