A representation of an object in 3D space.

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23
votes
6answers
15k views

Free voxel editor? [closed]

Does anyone know of a good free voxel editor and/or voxel-to-mesh converter?
22
votes
1answer
857 views

Why is it that the majority of npc character models are roughly the same height in video games?

In the majority of video games I play, I notice that NPC's are the same height. What's up with that? It kinda takes me out of the experience, when I see ten people in a row that are 5 foot 8. Anyone ...
17
votes
1answer
7k views

Orienting a model to face a target

I have two objects (target and player), both have Position (Vector3) and Rotation (Quaternion). I want the target to rotate and be facing right at the player. The target, when it shoots something ...
11
votes
1answer
7k views

How do I create a cel-shaded cartoon look?

I am interested in everything related to this kind of effect (modeling, game engine, animation). What sort of stuff is needed? Here are some sample images of what I mean:
11
votes
1answer
365 views

Dynamic model interactions

I am just curious as to how in many games (namely games like arkham asylum/city, manhunt, hitman) do they make it so that your character can "grab" a character in front of you and do stuff to them. I ...
10
votes
5answers
666 views

Where can I pay artists to make models for my game?

Lets say I get some money for my hobby project, and I would like to start filling it up with good models, instead of some cheap placeholder ones. What are some sites where I can pay people to make ...
10
votes
6answers
6k views

LOD in modern games [closed]

I'm currently working on my master's thesis about LOD and mesh simplification, and I've been reading many academic papers and articles about the subject. However, I can't find enough information about ...
10
votes
3answers
4k views

Animation in OpenGL using 3D Models

I have created a model in Blender. Now i want to read that 3D model in my c++ program. I figured that a model can be exported to various file formats e.g. .obj, .3ds or COLLADA and then can be read in ...
9
votes
2answers
334 views

What are the disadvantages of marking every edge as a seam when unwrapping a mesh?

I'm a programmer who's trying to learn a little basic 3D modelling. I'm reasonably comfortable with basic geometry modelling, and can unwrap and texture simple models. But I have a question... When ...
9
votes
1answer
565 views

C++ Model loading API?

I'm looking for the most capable C++ model loading API. So far I've found tons of ply, obj, and other such file format loaders. But the libraries I've found tend to load just one model type, and ...
8
votes
3answers
2k views

How are game characters animated? [closed]

I will be working with my friends on our final year project. Our game will be FPS and I have to draw some animations for FPS view and other enemy character that can be programmed easily to make a good ...
8
votes
4answers
856 views

Which is better, one big level model or multiple smaller level models?

I am writing a game in XNA 4 and I want to have something like a corridor. Do you think that is better to use one big and solid model, or to use multiple small parts (window, stairs, door...)?
8
votes
2answers
6k views

Most common 3D model format for opengl

I'm a novice that is starting to play with OpenGL ES on Android devices. To practice OpenGL I wanted to create a small game engine and so I was wondering what the best 3D model file format would be. ...
8
votes
1answer
185 views

How to dynamically animate a part of a 3d model towards something

I'm curious about how this sort of animation is typically done code-wise. A few examples: A character picks something up - only hand is animated towards the target ...
7
votes
4answers
3k views

How are 3D models created in video games?

As the title says, how are 3D models in games designed and displayed? Is it all-code? Drawn on paper, then on a 3D graphics software, then... what? Of course, game programmers won't define every ...
7
votes
3answers
1k views

How difficult and expensive would be to obtain 3D models for my game? [closed]

So, basically I'm looking for a way to get some 3D models and animations for my game. I know this is kind of vague, but I don't need a precise answer, the details would be like this: The 3D models ...
7
votes
1answer
720 views

Do I really have to write my own optimized model format?

So I'm a brand new noob to the world of game dev and I'm starting off by trying to write my own game using C++ and openGL. I'm getting into loading models etc and while searching around for "the best ...
7
votes
1answer
2k views

Which c/c++ model animation library for OpenGL [closed]

I'm fairly new to game development, played around with xna before and just learning OpenGL & c now and I'm interested to know which c/c++ based model animation libraries are out there and which ...
6
votes
2answers
2k views

Do I need to obtain a license to use real car brands in a game?

We are small team which working on car racing game but we don't know about licensing process for branded cars like Nissan, Lamborghini, Chevrolet and etc. Do we need to buy any licence for using ...
6
votes
2answers
4k views

What model file formats are supported in XNA?

What model extensions are valid in XNA? I know it supports .fbx, for example.
6
votes
1answer
274 views

Text on a model

I am trying to put some text on a Model and I want it to be dynamic. Did some research and came up with drawing the text on the texture and then set it on the model. I use something like this: public ...
6
votes
2answers
1k views

How to export 3D models that consist of several parts (eg. turret on a tank)?

What are the standard alternatives for the mechanics of attaching turrets and such to 3D models for use in-game? I don't mean the logic, but rather the graphics aspects. My naive approach is to ...
6
votes
4answers
2k views

iPhone 3d Model format: .h file, .obj, or some other?

I'm beginning to write an iPhone game using OpenGL-ES and I've come across a problem with deciding what format my 3D models should be in. I've read (link escapes me at the moment) that some ...
6
votes
1answer
664 views

2D animation: Animated 3D models or sprites with animation frames?

Starting out with new project, I am stuck choosing between: 3D textured model animated directly through the renderer 2D sprites and drawing each animation frame The game will be 2D platform, I ...
6
votes
1answer
1k views

Are there any open source Source engine VTX/VVD viewers?

I've been playing with loading and displaying Source Engine models (TF2, specifically) and have had mild success, but there are some aspects of it that are eluding me still. I've been primarily ...
6
votes
1answer
7k views

Importing a .x file to 3D Studio Max?

I've been googling this for a while and haven't been able to find anything (blenders importer does not work). How can I import a .x file to 3D Studio Max? There are heaps of resources in converting ...
6
votes
1answer
543 views

How can I attach a model to the bone of another model?

I am trying to attach one animated model to one of the bones of another animated model in an XNA game. I've found a few questions/forum posts/articles online which explain how to attach a weapon ...
5
votes
1answer
135 views

How to create a reasonably sized urban area manually but efficiently

I have a game concept that only really works in an urban area that is of reasonable scale and diversity. In terms of what it should look like, think GTA, in terms of the size think more like a small ...
5
votes
1answer
8k views

How to merge two objects in Blender

What I've Done I created a Cube object with Subdivision Surface modifier in order to model a spehere. I created a cuboid object looking like a angled, longish baton. What I Want to Do I want to ...
5
votes
1answer
267 views

Automatically generate low detail collision meshes

I lately integrated Bullet Physics into my little game engine, but for now I only use basic shapes as spheres or boxes for collision checks. For more realistic physics I need collision meshes for all ...
5
votes
3answers
5k views

Importing and Displaying .fbx files

I have a little problem with importing/displaying .fbx files. I checked the examples but the ones which I am intrested the most (animation and texture) are badly documented for understanding by ...
5
votes
3answers
4k views

Getting started at 3D modelling and animation [closed]

I'm looking for book or a guide that will direct me to 3D modelling/animation for gaming. Most tutorials will go for lengths about things I don't really need for games and I want to get to the chops ...
5
votes
4answers
3k views

Can't understand these UV texture coordinates (range is NOT 0.0 to 1.0)

Hey, hello guys, I am trying to draw a simple 3D object generated by Google SketchUp 8 Pro onto my WebGL app, the model is a simple cylinder. I opened the exported file and copied the vertices ...
5
votes
1answer
1k views

Problem with Assimp 3D model loader

In my game I have model loading functions for Assimp model loading library. I can load the model and render it, but the model displays incorrectly. The models load in as if they were using a seperate ...
5
votes
2answers
573 views

Linux OgreXML model viewer

Is there an OgreXML model viewer for Linux? I know about OgreMax but apparently that's Windows only.
5
votes
1answer
647 views

Separating Sprites from Models with PyGame

So I'm trying to code a game using the Model-View-Controller pattern, and therefore have a need to separate the models for my game objects with their sprite representations. The problem that I'm ...
5
votes
1answer
381 views

How do I create weapon attachments?

My question is; I am developing a game for XNA and I am trying to create a weapon attachment for my player model. My player model loads the .md3 format and reads tags for attachment points. I am able ...
5
votes
1answer
260 views

Why do meshes show up as bones in the Model class?

Right now I'm working on a 3D game and I've come across something very weird. When I created the model in Blender, I added an armature named "MyBone" to the stage and attached a cube ("MyCube") to it, ...
5
votes
1answer
895 views

3DS Max equivalent to vertex weight painting

I'm working in 3ds max on models for an Iphone game project and finding that using the Physique modifier is to general for rigging. When working with so few vertices I want to be able to directly tell ...
5
votes
1answer
168 views

Best way to organize models with multiple meshes and textures?

I have character models which have different parts, ex: upper body, head, lower body; each part is a separate mesh in the same model. Each part has several textures associated with it (diffuse, ...
5
votes
1answer
389 views

How does this animation work?

This project "Locomotion Skills for Simulated Quadrupeds" creates an animation for the dog model in the program. However if you go into the project's files the dog's skeleton is made of individual obj ...
5
votes
1answer
436 views

How can I create a 3D model in Java without using modeling software? [closed]

I am a lightly experienced game developer and this is my first time trying 3D objects in Java for the first time. I have been recently creating and updating games using AWT, Swing, and Graphics, but I ...
5
votes
2answers
4k views

How can I convert an OBJ model into arrays of vertices and indices?

I'm writing a simple model loader just to learn how models are loaded. I wrote a program to convert .OBJ files in a custom format. (It's virtually exactly the same as .OBJ, I wrote it once again just ...
4
votes
4answers
4k views

what is the simplest 3d software for unity? [closed]

Ive heard a lot about Daz studio, Poser, Maya, K-3d, Anim8or, Blender, and all the rest. My question is which one is the best choice in terms of simplicity and quality. price is not an issue really. ...
4
votes
2answers
701 views

Repairing back-facing triangles without user input

My 3D application works with user-imported 3D models. Frequently, those models have a few vertices facing into the wrong direction. (For example, there is a 3D roof and a few triangles of that roof ...
4
votes
2answers
842 views

Replacing a custom 3D model format with something more standard

This is long, so the short question is: What's the best/right/standard set of technologies for creating 3D models and incorporating them into a game such that the complexity for the artist is kept to ...
4
votes
2answers
1k views

Rendering a lot of Models at once with XNA

In an hexgrid based game, I render all terrain tiles as a separate model, reusing the same texture objects on all similar tiles. The tiles is a pretty simple model. When the terrain is set to be at ...
4
votes
2answers
393 views

Is it possible to create an “impossible” rooms in games?

Forgive me my lack of knowlegde, but for quite a long time I asked myself whether it was possible to create a continous game space that some player could walk inside and so on, that would be ...
4
votes
2answers
204 views

Optimizing models & improving performance

I've created a map editor for a game I've been developing. The maps (planets) are made using a form of meta ball editing. Basically, in the end the Marching Cubes algorithm is used to get my final ...
4
votes
1answer
434 views

How do I model a real-world building?

This isn't exactly a game development question, but I am planning on using Unity as my engine and modeling in Maya so I was hoping folks on here might have some experience with this. I want your ...