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Questions tagged [blender]

Blender is an open source 3D modelling software with built-in game engine, Bullet physics engine and fluid animation engine. Questions involving issues with Blender itself should be posted on the relevant Stack Exchange site, Blender.SE.

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1answer
9 views

How do I parent an object to a bone in the blender hierarchy?

So, I'm trying to make a simple RPG game using Blender and Unity. I would like to have an empty object to be used as a weapon holding position parented to my right hand bone so that I can switch ...
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0answers
11 views

How to make texture visible in unity from blender file?

I've imported a tree to Unity that I've made in blender, but the texture of the tree is not visible. Could you please tell me how to make that texture visible? I am a beginer and I don't know how to ...
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0answers
11 views

How to load models with possibility to change textures in Three.js

I'm working on a game in Three.js where I have a few variations of the same model in blender. What I want to achieve is that I'll load the model once with all the material settings, but then I'll ...
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0answers
21 views

Material slot is reversed in unity when importing .blend file?

I'm importing .blend file into unity. The file contains 9 separate objects. Now all objects have the same 2 materials assigned. When importing in unity one object's material slot is reversed. But in ...
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0answers
15 views

Incorrect shading after building light

Whenever I build light in Unreal, the light doesn't seem to reflect off of objects correctly. This seems to happen with basically anything I import into the engine (I use Blender for all my meshes) [...
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0answers
69 views

How can I optimise my game and its game objects?

I have a 3D game in Unity and I use blender to design models for it. My game has a feature where if you click a button, an object is cloned. An example from my game is a tree that is cloned around 100 ...
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1answer
50 views

HLSL equivilant to “Object” data from “Texture Coordinate” node in Blender

I mocked up a shader how I wanted it with the node editor in Blender. Now I'm trying to write it in HLSL. In Blender there is a node group called "Texture Coordinate". If I use the "uv" node from the ...
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0answers
31 views

Collision detection not working on some parts of mesh

Racing game with a single mesh to act as a collider for all the track sides. Recently revised the mesh and now it is behaving strangely. The player correctly collides (bounces off) some parts, on ...
2
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3answers
549 views

Unity importing Blender models with different orientations

All the models apart from 'Jungle Tree' are facing right which is not a problem, because they still seem to work with my game. But how can I change the 'Jungle Tree' to face right like the other ...
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0answers
49 views

Blender / Unity - Which one do I paint on? low poly or high poly

I created two versions of my object. One high poly and one low poly. I sculpted the high poly one and plan on baking a normal map so that my low poly one can have more detail. My question is, once ...
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0answers
19 views

Easily get several materials from different objects onto 1 UV map/material?

Im trying to improve performance, and I found an asset called https://forum.unity.com/threads/one-batch-combine-hundreds-of-materials-into-one-draw-call.555643/ that claims to do what I need - which ...
1
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1answer
48 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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0answers
23 views

Unity Blender Android Parallax App

so my question is: from a 3D object made in a blender, let's say a tunnel that i would like to loop or stop it. i would like to get a parallax effect from it. when the gyroscope of the end of this ...
0
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1answer
20 views

Unity: How do I get the coordinates of the vertices of a blender mesh?

I have gameobjects in my scene called icospheres that I have made in Blender, and I am trying to get the coordinates of their vertices. Below is an image of my scene; each triangle is a separate ...
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0answers
27 views

Export Blender materials to Unity3D

I have a low poly model that I made in Blender 2.8. Because it's low poly, it only has a material that's a mix between a diffuse and a glossy shader - it has no textures. The only thing I want to do ...
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1answer
58 views

How do I implement 3D A* Pathfinding in libgdx?

I am using BDX (Blender with libgdx engine) to create my game. I am not sure on how to implement 3D path finding using A* search. I looked into gdx-ai, but that is for 2D.
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0answers
36 views

Model mesh overlapping while animating in Unity but not in Blender

I made an FPS model in blender and created reload animation when I imported that model in Unity I saw that while the magazine ejecting from the rifle it overlapped some of the gun parts. Then I went ...
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0answers
10 views

IK in collada files and fbx files

I'm currently looking to create my own collada and fbx file parsers. But I read that animations on collada and fbx files are implemented through bones and skinning (skeletal animation). My question ...
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0answers
50 views

Isometric character from 3D blender model

I am trying to make a character for an isometric game from a 3D model in Blender. I managed to create a simple humanoid model and implement an isometric camera, rotated by 60° on the x-axis and 45° on ...
0
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0answers
27 views

Unity how to access animation states (from blender) with C# ONLY

I KNOW this is possible, so: I have (several) models with animation "actions" made in blender, and when exported as FBX I can read them in unity with the animation controller component and all etc.. ...
1
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0answers
28 views

Can COLLADA be used for partial animations / animation blending?

I am making a game engine, using the COLLADA format for my models. Part of the requirement for my models is partial animations, for example if the model was a person, an animation could only affect ...
1
vote
1answer
65 views

Animations in Unity are not working properly

I've done a few animations in Blender for my 3D character but the problem is, that they look different in Unity. It seems like the eyes are moving too much. I tried to change many things in import ...
1
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2answers
35 views

Meshes exported from blender as .obj does not map correctly

I am having some problems with developing my game in OpenGL with java (Using LWJGL3). I have been following a guide for the more complex steps of the process, like loading meshes. When using the ...
0
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1answer
41 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
28 views

Blender - Exporting and Replicating Bone Animation

I'm having trouble replicating Blender bone animation in my game. Bones that have a vertical rest position (Euler(PI / 2, 0, 0)) are animated correctly (e.g. head, neck, torso, legs, shins), however ...
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0answers
11 views

3D model rigged for fluid motion along many joints

I'm a critical novice when it comes to 3D modeling, but I've come to a point where I'd like to design something for my game that I can't find another resource for (and I don't have money to hire an ...
0
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1answer
94 views

Tools or techniques for UV unwrapping/texturing terrain with features such as roads?

I'm trying to create a map similar to Outset island in Loz: Wind Waker. Here is an example of what I'm trying to create: As you can see, the roads more or less have dedicated tris. However, when I ...
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0answers
21 views

Bones are rotated wrong direction on play mode

I made animations from Blender and exported as FBX. However in Unity, default pose seems fine in edit mode. But in play mode, spine bones are rotated wrong direction: It's Humanoid type and each ...
0
votes
1answer
81 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 ...
0
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2answers
41 views

Adding large 3d models into Unity

I have a 3d model of a restraunt with several characters in it probably over a hundred objects. Whenever I try to import it into Unity Unity just loads forever until I force close it. How do you ...
4
votes
2answers
111 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 ...
1
vote
1answer
32 views

3D Character Animation Effects

I'm using blender for the 3d stuff and am trying to make game effects for the character I made, I am using unity. I am not really familiar with creating game visual effects but I do know how to make ...
2
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1answer
66 views

Blender to Unreal Material workflow…?

I'm new to game development and the Unreal Engine and I have a general question. I model my objects in Blender and import them into Unreal Engine. My question is, is it better to create and apply ...
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0answers
59 views

Import animation from blender?

I got animation from mixamo to play it in my game and it works. I needed to change the right hand position at the end of animation. I made this change in Blender. Now when I export it to unity as an ...
2
votes
1answer
68 views

Working in large play-area maps, what are the performance and practical differences between Unreal Terrain and a subdivided OBJ mesh terrain?

I've managed to reliably use SRTM Geotiff Raster Data with some modifications to create decent terrains in unreal, but there is a small problem with how I go about city-building when I'm not using the ...
0
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0answers
40 views

Unity- distorted mesh during generic animation

I have several characters made in Blender, that I want to parent with one Avatar (it's basicly the same rig, only some details in mesh are changed). I'm using generic type of animation. As you can ...
0
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0answers
130 views

Exported FBX BlendShapes Not Showing Up (Blender -> FBX -> Unity 2018.1)

I made a mesh in blender with several shape keys and no animations and I exported it to an FBX file for use in Unity. When I was using Unity 2017, it would import with a Skinned Mesh Renderer with ...
0
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0answers
127 views

Prevent keyframe interpolation in imported model animation in Unity

I made first person model in blender. It also has animations in it. Most of animation works fine, but in some cases, Unity's keyframe interpolation makes wrong result. Note that animation was made ...
0
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0answers
39 views

unity 3D : object position changed in play mode after adding animation to animator component

my object have sphere collider and nav mesh agent and animator component and scripts to move it so when i click play to test my object that's how it look with out the animator component only the ...
0
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0answers
35 views

3d animation that changes state - what's best practice

I'm a developer with a little bit of 2d game experience, but the need has come for me to do a bit of 3d work and I wanted to understand some best process. I'm primarily working with blender and ...
0
votes
1answer
105 views

OpenGL is not drawing model with more than one material

I have model created in Blender that have 3 UV Maps, 3 materials and each material has texture. Below you can see it. Also I have OpenGL application that draw this model. Application is working ...
0
votes
2answers
66 views

why is my mesh black in blender even though the color is set to white

I set my mesh black then wanted to set it back to white but can't. How do i do it ?
0
votes
1answer
185 views

Exporting a simple mesh from Blender for reading in Assimp

I'm trying to create some simple assets for using in my rendering engine. What I'm trying to do is to generate simple low poly models and then importing them into my application using Assimp. I can ...
0
votes
2answers
171 views

How to set default pose of model from Blender? (Exported as FBX)

I have a model that has lots of animation clips(actions). Before export as FBX, I set the pose to named "default" pose and exported as FBX like this. But in Unity, it's changed to first animation ...
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0answers
15 views

How to manage big ammount of textures into one for the complex model?

I mean when I have a model with a big level of detail or solid gamelevel as ONE model - how to manage all textures for it? For example each wall has 512*512 texture, plus floor etc... To sum up ...
0
votes
1answer
20 views

Is it possible to make an obj with single triangle

I am not good in using blender so i wanted to ask if it is possible to make an object with just one triangle and how would it look like, will the no of triangle increase if you scale it up.
2
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0answers
48 views

Weird texture applied

So I applied the baked texture (on the right side of screen shot) but it shows in this manner. What is the problem? I made the model in Blender and also the baked image. The house consists of ...
0
votes
1answer
150 views

Creating single texture for all materials in substance painter with ID map. ID map doesn't bake properly

I am trying to create single texture for multiple materials in substance painter according to this tutorial. https://www.youtube.com/watch?v=HMP2xpGHimY I have two models made in Blender. One with ...
0
votes
1answer
47 views

What causes the difference between these boxes?

I have recently started using Blender and I notice that the light (from my game) on default box is different from the one I downloaded. The below picture shows that. They have the same normal ...
0
votes
1answer
699 views

How can I apply a mesh collider in Unity to an entire imported model rather than a single piece?

I have a series of models from Blender I'm importing to Unity as .blend files and I need mesh colliders applied to each one. What I'm finding is that with any model that is constructed of multiple ...