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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Colors set in Blender not displayed in XNA

I'm trying to create a colored 3D model for my XNA game in Blender. I don't want to use textures - I need only solid colors. Here's the model, as seen in Blender: After exporting to FBX and opening ...
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1answer
2k views

Blender 2.5 - Using a Bezier Circle to set Bezier Curve as the Bevel Object

I'm trying to follow the tutorial found here. Around 5:40 (ish) in the video, he adds a Bezier Circle. He then adds the existing Bezier Curve as the Bevel Object on the Circle. This makes the Curve ...
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Animation of a 3D model's parts from code

I'm creating a game in XNA where will be an object called a tower. Its action can be described as two phases: aiming and firing. Here's a model I'm creating in Blender: I want the tower to have 3 ...
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13 views

Blender, the movement keeps going to the 3D cursor [migrated]

I need help! I think I accedently pressed something to make it like this see how those blue, red, green arrows are at the 3D cursor instead of those vertexes I've selected? how do I fix that? ...
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59 views

What do you think about my starting setup? [closed]

I will start soon with learning Game-Developing. I already coded some programs and such things but 3D objects where have long ago. Now my question to you is, is this setup okey to begin with? Blender ...
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3answers
442 views

How To Export Blender Game Logic for Controlling Actor Actions?

Question: How does one export Game Logic ("Sensors") that Unity references for controlling actions from Blender's "Action Editor" or "Dope Sheet"? Problem Statement: I have a Blender model that has ...
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1answer
499 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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79 views

How does sketchup do it? Previews that is

Well i've been working with HUGE models that I got from sketchup warehouse which I need to shrink some how because they are amazingly big. Decimation would work if they weren't textured. (meshlab wont ...
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23 views

Exporting .bullet file from Blender Render

I'm trying to export my blender render bullet world to a .bullet file. Unfortunately, it seems like when I bring my bullet world to the game engine it drops the bullet info. Is there a way to export ...
5
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1answer
415 views

apply non-hierarchial transforms to hierarchial skeleton?

I use Blender3D, but the answer might not API-exclusive. I have some matrices I need to assign to PoseBones. The resulting pose looks fine when there is no bone hierarchy (parenting) and messed up ...
3
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1answer
687 views

How to import character from Blender to Unity?

I am trying to import a character into Unity from Blender. I exported the model (which has actions/animations) from Blender as a FBX file and dropped in into my Unity project’s Assets folder. The ...
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1answer
45 views

How can I prevent resizing of 3D Ogre object once imported to Jmonkeyengine?

I have the following problem: I create an object in blender: , then I exported it as a mesh.xml file and attached on the game scene: (the gray color is the ground). At the end in the game I have a ...
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2answers
189 views

Best collision shape for rooms

I'm wondering what is the most efficient collision shape to use with APIs like Bullet or Havok for rooms/interiors. Rooms tend to be boxes but are concave since the normals point inward which means no ...
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70 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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2answers
78 views

What caused rotation in exported blender model to jMonkey? (OGRE)

First off, I am very new to jMonkeyEngine 3 and still learning. Not exactly sure what could be causing my snowman to have already been rotated before import. I created him in blender and it was facing ...
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3answers
519 views

What is the simplest way to export a bezier curve created in Blender to a text file?

I have created a bezier curve in Blender. I'd like to export this curve to a text file. What I need is : Control point + handles, three points in total. Example : {{ 2.3333,4.3942, 55.333 }, { ...
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3answers
2k views

Mesh with quads to triangle mesh

I want to use Blender for making models yet realize some of the polygons are not triangles but contain quads or more (example: cylinder top and bottom). I could export the the mesh as a basic mesh ...
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0answers
112 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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4answers
8k views

How to load 3D models into Java?

Using LWJGL what is the easiest way to load a 3D model to be drawn on screen? I know LWJGL doesn't have built in loading support so I am looking for a small library that would help to load ...
2
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1answer
275 views

XNA 4.0: Blender .fbx File Won't Display 3D Model

So I followed the basic 3D model display tutorial found here: http://msdn.microsoft.com/en-us/library/bb197293%28v=xnagamestudio.31%29.aspx And while I know this is for XNA 3.1, I can still get the ...
6
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2answers
475 views

Animation Workflow from Blender to Mecanim in Unity 3d

I've recently started learning Unity and one of the things that's really really slowing me down is not being able to add custom animations to the standard FBX's you get from unity's app store. When I ...
5
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1answer
277 views

Why are my animated objects (from Blender) always playing at the global origin in Unity?

I created and animated a sledgehammer in Blender 2.67b using an armature. The sledgehammer has one animation (created using the Action Editor) called "Idle". I parented the imported sledgehammer to an ...
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3answers
2k views

How do I export my Blender model to OGRE XML format for jMonkeyEngine 3?

I'm an amateur software engineer with several simple 2D-game projects under my belt. I'v recently turned my attention towards creating a basic 3D game, nothing too fancy, just to get a grip on things. ...
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1answer
237 views

Import Blender files to SharpGL (openGL for c#) [closed]

please i have problem with import 3D models to SharpGL (openGL in c#). Have you got pls any project where is this problem solved? I need create any models in for example blender, and then import to ...
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64 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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1answer
96 views

Pixel perfect, sharp uv mapping

I'm having trouble understanding how the uv map that Blender gives you works. It gives you a map with outlines which you should color in. But if I have a low-res texture I don't know where should I ...
6
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1answer
971 views

How can I get my meshes to work with Bullet Physics?

The problem is that I'm trying to use my meshes with Bullet Physics for the collision part of my game. When I attempted doing this method with my GLM(model loading library by nate robins) model, I ...
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2answers
473 views

getting bone base and tip positions from a transform matrix?

I need this for a Blender3d script, but you don't really need to know Blender to answer this. I need to get bone head and tip positions from a transform matrix read from a file. The position of base ...
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27 views

Would it be possible to edit character models of a PS1 game, to be played on an emulator? [duplicate]

There are some abandoned PS1 oldies out there that I would love to see revamped with improved assets. I have some skills with some some modelling programs, so I was wondering if it would be possible ...
4
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3answers
5k 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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1answer
180 views

Animation of moving circle by square's outer surface

I want to make this animation in OpenGL, here I attached a simple gif how I want it to looks like: Main problem is that I can not figure out how to move by corner - circle should smoothly move by ...
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0answers
45 views

Blender: Setting additional properties per face [closed]

I wish to use Blender to model level for 3D game. Level is a set of Meshes. I have to set special (additional) properties per face (triangle). These properties are like integer number or vector or ...
2
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2answers
107 views

What's the rationale for different coordinates systems?

Could someone explain to me why Blender and other 3D modeling apps switch axes? If I export model with Blender, then exporters do following things for the same model: The 3DS format applies this ...
3
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2answers
364 views

Need to produce an animated texture of Water where each image tiles in all directions

I need to produce a 2D 'animated' texture of "water" for a game in which each image tiles in 'all' directions, much like those produced by the Caustics Generator, but with the power and flexibility of ...
2
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1answer
426 views

Models with more than one mesh in JMonkeyEngine

I’m a new jmonkey engine developer and I’m beginning to import models. I tried to import simple models and no problems appeared, but when I export some obj models having more than one mesh in the ...
2
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3answers
867 views

How do I get a Rigged 3D Model made in blender to display and animate on the iPhone?

I have a rigged model in blender of a man walking, I would like to know how to get this to display and animate on the iPhone and if their is a good free game library out their that lets me do it (even ...
2
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1answer
1k views

Blender mesh mirroring screws up normals when importing in Unity

My issue is as follows: I've modeled a robot in Blender 2.6. It's a mech-like biped or if you prefer, it kindda looks like a chicken. Since it's symmetrical on the XZ plane, I've decided to mirror ...
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0answers
140 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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39 views

Blender 2.6 Model appears untextured in XNA

Having UV Mapped, Textured and Exported a Blender 2.6 Model it appears black in XNA. This is using a texturing shader (not BasicEffect). The textures the model references have been correctly added to ...
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1answer
174 views

Exporting Blender bones' transform matrix

I use this simple python script to export bones transformation: bones = armature.pose.bones # for eaach bone in bones SystemMatrix = Matrix.Scale(-1, 4, Vector((0, 0, 1))) * ...
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1answer
85 views

Combining Animations for Colllada export

I need to export an animated character to the Collada file format in Blender. My .blend file has the individual animations (idle, walk cycle, attack, etc) each as separate actions. I discovered after ...
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1answer
929 views

Parsing Blender obj with Opengl And C++

I wrote an example attempting to parse blender *.obj file in OpenGl/C++ , to get it done : I have to open the file, exploding it's lines ...and returning the result. This is how the shape.obj file ...
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3answers
58 views

Blender and the smoothing effect

I just started using blender again and I'd like to know if smoothing your model out adds a performance hit to your game? By smoothing I mean when you hit ctrl+X (number from 1-9). The number of ...
2
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1answer
433 views

Trouble with UV Mapping Blender => Unity 3

For some reason I am getting nasty grey edges around the edges of rendered 3D models that are not present in Blender. I seem to be able to solve the problem by reducing the size of the UV coordinates ...
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2answers
113 views

Cocos3D: weird line between adjuscent 3d planes

I have created a textured plane in blender of size 2×2 and I am using that as a tile. This is the screenshot of what I have done in blender. Nothing special, the default plane on origin, I just added ...
3
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1answer
639 views

Create bullet physics rigid body along the vertices of a blender model

I am working on my first 3D game, for iphone, and I am using Blender to create models, Cocos3D game engine and Bullet for physics simulation. I am trying to learn the use of physics engine. What I ...
3
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1answer
263 views

Create a physics body with hole : bullet physics

I am writing an iOS game, using bullet for physics, blender to create models, cocos3d as the game engine. I have a model like this Basically there is a plane, with a hole, and a UVSphere. Both were ...
2
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1answer
516 views

Detect collision in Blender

I am trying to write a Python function for Blender(2.66) game engine, that permits me to detect collision between two objects. I tried to read the documentation, but it's very confusing, and I don't ...
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2answers
146 views

Does Blender have a main menu?

1 - Does Blender have a main menu, and if so, how do I make it appear? This is what I'm looking at currently: http://imgur.com/wbowyco 2 - Also, that text panel at the top, that is as large as I can ...
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1answer
217 views

Recommended graphic software for creating great graphics in game? [closed]

I came across a game called Trine2. It has a great graphics here is one image i captured here. Forgive me but I need 10 reputation to upload image so i use external sites. How did they create that ...