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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49 views

Moving a rig by his bones correctly

I created a model and then tried to add armature. But when I'm moving the rig, some of it stays in the place (the mouth), and I don't know why. Anyone know why it could happen and how to fix it? This ...
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2answers
180 views

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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0answers
410 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
227 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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2answers
102 views

How can I prevent resizing of an Ogre3D object once imported into jMonkeyEngine?

I created an object in Blender: Then I exported it as a mesh.xml file and attached it to the game scene: [Note: The gray color is the ground.] In the game I end up with have a smaller, ...
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2answers
3k views

Animation workflow between Blender and Mecanim

I've recently started learning Unity. Not being able to add custom animations to the standard FBXs you get from Unity's app store is really really slowing me down. When I import one into Blender, it ...
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1answer
678 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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0answers
130 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
252 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 ...
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0answers
28 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 ...
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2answers
275 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 ...
5
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1answer
473 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
54 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
165 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 ...
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0answers
318 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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2answers
300 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))) * ...
5
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1answer
525 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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1answer
172 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
3k 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
62 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 ...
3
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1answer
2k 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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2answers
226 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
553 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
816 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 ...
3
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1answer
2k 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 ...
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1answer
383 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 ...
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0answers
90 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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1answer
467 views

UV mapping: Untextured faces?

Im currently trying to texture a (transparent) cylinder. I want the texture image to wrap sideways around the cylinder but not the top and bottom faces, they are supposed to just stay untextured (so ...
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2answers
151 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 ...
2
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1answer
1k 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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0answers
57 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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1answer
335 views

How to seamlessly texture a cube in OpenGL

I have been following this site as an intro to OpenGL. After going through the model obj loading tutorial, I wanted to create my own .obj (a cube) as well as my own texture. Following this blender ...
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0answers
153 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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1answer
549 views

How to open .lmesh and .lanim files? [closed]

I try to open league of legends models using Blender, but I don't know how to handle .lmesh and .lanim files. These files are located in here: http://static.lolking.net/shared/mv/
2
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1answer
176 views

Blender Texture Seam

I am trying to follow this tutorial to create a brushed metal "start" button. (I am very new to all of this) I want the button to look nice when rendered in a game engine. For some reason I can not ...
3
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3answers
5k 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. ...
3
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3answers
996 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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0answers
140 views

Batch mesh simplification [closed]

I need a script for simplifying meshes, to run on a server in headless (no GUI) mode. Are there open source (or at least gratis) tools out there I could use for this? Or, how would I script Blender to ...
3
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1answer
101 views

independent lighting per mesh in blender

In Blender, is it possible to assign lighting objects/effects exclusively to a single mesh? For instance, if I place two meshes next to each other, and two lights (one shining on each mesh), I would ...
3
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1answer
1k views

Can't move bone on blender. “Location” transform grayed out

I'm trying to move a bone on Blender. I can't do anything with it at all. I've searched through the menus and noticed the Location transform is grayed out.
2
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3answers
709 views

How can I export Blender game logic for controlling actor actions?

How does one export game logic ("Sensors") that Unity references for controlling actions from Blender's "Action Editor" or "Dope Sheet?" I have a Blender model that has game logic sensors that ...
1
vote
2answers
4k views

How do I connect different parts on Blender? [duplicate]

I'm new to blender, trying to make my first model. I've got a body, a shoulder, an arm and a head - all separated. How do I connect them correctly?
0
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1answer
534 views

How to make a cube mesh and texture for XNA use?

I have a very specific question which I feel should have a very short answer, but which I can't seem to find despite Googling on and off all day. I'm trying to start with 3D graphics, and I read up a ...
1
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1answer
612 views

Obj Blender Export Recommendation for OpenGL C++

I have been modelling some objects inside blender, like a light bulb. I finished the light bulb, and I got a question at the time of export it. I want to export the light bulb in the wavefront format ...
2
votes
1answer
134 views

What format(s) does Blender 2.6 support well enough to use with my game?

I'm using Blender 2.6 to create meshes to be loaded by my engine while in development. I've noticed that Blender 2.6 has very few exporters compared to previous versions of Blender (but a MUCH ...
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2answers
5k views

How can I prevent seams from showing up on objects using lower mipmap levels?

Disclaimer: kindly right click on the images and open them separately so that they're at full size, as there are fine details which don't show up otherwise. Thank you. I made a simple Blender model, ...
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1answer
144 views

UV Mapping Problems

I'm creating an alien in blender, doing my best to base it on the guys from toy story. When I create the UV Map and colour it, import it back in then take a look at it in a seperate window there is ...
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2answers
893 views

XNA .fbx model imported sideways

Using Blender 2.6. My model has its location and rotation zeroed out, scale set at 1.0, and generally conforms to every guideline detailed on this site and misc google results. When exporting it, I ...
10
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2answers
2k views

Blender - baking normal map - weird colors

I have a metal drum mesh, and when I bake its normal map, I get the weird colors (see attached pic). I'm talking about the horizontal gradient shift of color. There's no deformation like that on my ...
1
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1answer
464 views

Asset workflow for Blender models?

As a coder, I don't have much experience in asset creation workflow. I'm trying to figure out the best way to work effectively with Unity + Blender combo. I don't export to FBX, I prefer to work ...