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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How do I size my map in blender so it will be the right size in unity?

I am working on a fps game but I cant get the size right of my map in blender, every time I export it to a .fbx file (unity won't work if it is a .blend file) it is a super small plane floor in unity ...
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1answer
81 views

How to create a material that blends textures in Blender to Unity workflow

I'm new to Blender and Unity and trying to figure out the best way to create a material that will use either vertex colors or a texture map to interpolate between other textures on a single mesh. ...
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691 views

importing animations in Blender, weird rotations/locations

This is for the Blender 2.6 API. There are two problems: 1. When I import a single animation frame from my animation file to Blender, all bones look fine. But when I import multiple (all of the ...
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195 views

Importing materials from blender to UE4

So my problem is that I have a nice green glass material in blender which I imported to UE4 (4.8.1) but in the editor the material was just a simple green colour. I have no idea what I should do to ...
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49 views

unity animation not starting

I have written the following code: public class TargetAnimation : MonoBehaviour { Animation anim; public AnimationClip Open; // Use this for initialization void Start () { ...
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0answers
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Cloth effect to boned model for XNA

I'm currently working in virtual dressing project using kinect. I'm using a dress model with bone created in blender and added that to xna, placed on the customer and controlled the product movements ...
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0answers
28 views

Specular intensity not imported from Blender into Unity

For my current project I'm using diffuse materials for my models in Blender but I do not want any Specular Intensity so I've set that to 0. Yet in Unity there is still a specular highlight and the ...
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0answers
34 views

Trouble with Lightmaps When Meshes Intersect

I've been working on making lightmaps for a game on mobile devices (meaning that individual texture sizes cannot exceed 2048 and that file size needs to be as small as possible), but I'm running into ...
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0answers
311 views

Export Blender 3D animation to be played by Android OpenGLES

Below code snippet shows the way to export coordinate of bones: def export_bone_matrix(armature, bone, label, file_handler): SystemMatrix = Matrix.Scale(-1, 4, Vector((0, 0, 1))) * ...
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331 views

Blender, Exporting to Collada, Assimp and Normal Maps

I have a simple model that uses a diffuse and a normal map - in this case just two textures applied to the same material, where for the normal map I uncheck all the options in the "Influence" section ...
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0answers
96 views

Organize different layers of repeating texture

I'm using Blender for creating assets for a 3D video game (FPS). Particularly i have to create a long wooden fence and i'd like to use one 700*700 texture for the entire fence so different part of ...
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0answers
58 views

Blender: calculation of elevation and rotation angle from plane

I have a generic plane (any location, any rotation around every axis) with its normal axis passing by the center. Then I have a generic point and I need to find the elevation and the rotation angle ...
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158 views

Posible to export f-curves in blender?

I work with some friends on a rail shooter game in openGL. For creating our world we are using Blender. Since we want our Tank to follow a path I have started to work with creating bezier curves and ...
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910 views

Blender: How to merge multiple meshes of same object?

I have run into a bit of a problem creating my 3D model. I started with a single mesh and added additional meshes (all in edit mode) to create my geometric shape. They are all part of the same object, ...
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0answers
167 views

Blender models appear in UDK asset manager, but not in game

I am new to UDK and blender. I am using UDK3. I have tried the following so far: Making the mesh origin, (0,0,0) Making the parent bone origin (0,0,0) Parenting the root bone with the mesh I have ...
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0answers
102 views

Blender 2.6: UV-Matching on Non-Image-Textures

Situation: I want to model a piece of wood in Blender (2.63.0). In order to do this I use a set of Noise and Clouds textures on a brown material. But these textures are warped and shown in the wrong ...
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0answers
51 views

How i can sign and/or group a specific set of vertices in a 3D file container like OBJ ? - in Blender

I would like to export a 3D model with each part having a name or a label if you will. For example i would like to export a model of an human body and name each part in specifics vertex groups like: ...
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52 views

OpenGL strange lighting/model problem

I've made a .obj reader in c++ and I've tried rendering some models. I've got the whole concept from here: ...
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0answers
67 views

FPS : Hands+Weapon Animation

I want to create multiplayer first person shooter . Now I want to create animation where the soldier is walking with rifle . I have separated hands from the body of the model and I have dropped ...
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0answers
25 views

Can not translate/rotate/scale skinned mesh

I have a Blender model with a skinned mesh and some unskinned meshes in it. After i import it into Unity, i can transform all the non skinned meshes with no hassle. But about the skinned mesh, ...
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62 views

Character body morph in Unity using Blender models

I have character and clothes modeled in Blender. Everything rigged, weighted and mecanim compatible. All working good in Unity. I am trying to implement in-game character body shape customization. ...
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34 views

Blender to UDK 3 How to smooth Static Mesh

I've created a bed cover model for my small game and here is how it looks like in blender: http://imgur.com/T88Mnbs but whenever I import it to UDK it looks like this: http://imgur.com/OMXBno3 it ...
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117 views

Using Blender to define physics objects for libGDX

I'm in the early stages of building a game using libGDX. The game is 3D and will use Bullet physics (gdx-bullet wrapper). I have a 3D scene loaded and have manually created some physics objects which ...
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126 views

loading a model, which has multiple meshes using assimp

I have been using Open Asset Import library(assimp) along with OpenGL API to load and render 3D models. I followed some tutorials and have got the output as expected. But, I have failed to understand ...
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28 views

fbx file asks for fbm file in xna?

I downloaded a bat model from the internet and I went to Blender, used texture and shading as I want, then I exported it as a fbx file. Next I placed it into my content pipeline and ran it but it is ...
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46 views

Color from OBJ not displayed in Blender

I want to import some .obj file that I have made with MeshLab. The point cloud file was actually in .pcd format and I used pcl_pcd2ply tools from PCL to change it into PLY-Format. Then I import it ...
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65 views

Relative Transformations for Bones

I'm using Blender to export my armatures in relative coordinates, and I'm trying to get to absolute coordinates in my engine. For the above example, the childBone's tip is an offset of [-1,0,0], ...
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106 views

Why isn't my Blender FBX not appearing in XNA?

I am trying to display a simple cube in XNA. The cube is the default Blender cube exported to a .fbx. Re-exporting the cube has had no effect. I have also varied the camera's z-distance from 5 to ...
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462 views

Why does Assimp appear to be loading vertices in the incorrect order in this code?

I'm getting a weird bug in my code that is reading in the vertices from an .obj file. The .obj file is just a cube, hence there are eight vertices. When I print out the vector it seems to work ...
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136 views

Bounding box not right rotation XNA blender object (.fbx)

I am importing .fbx models (a simple cuboid), the model itself displays fine (and is repeated to make a wall) however the bounding box seems to be on the wrong rotation. Below is a screen shoot: ...
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144 views

Draw mesh with multiple bones

I currently have an object made up of only one mesh. And this object contains three bones. One for stretching the mesh left, one for stretching the mesh up, and a center bone, which moves the object ...
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0answers
564 views

Calculating the correct roll from a bone transform matrix

Read this forum topic for more info: http://blenderartists.org/forum/showthread.php?260602-transform-matrix-to-bone-%28head-tail-roll%29-bug I'm trying to get my Blender3d modeller importer to create ...