Tagged Questions

A representation of an object in 3D space.

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2
votes
1answer
110 views

Sketchup model renders wrong in XNA

My XNA model renders wrong. It should render like that: But it renders like that: The background doesn't matter. It's just the model that renders wrong. Here is the drawing code: protected ...
-1
votes
0answers
25 views

How to design meshes for rooms with variable sizes?

I have to build a small toy game set in a 3D building and I want to make easy the making of various maps (for example a randomly generated map like described in this question). Obviously, the rooms ...
2
votes
1answer
25 views

Model View Controller linking dynamic model to view

I currently an implementing a game roughly using a model-view-controller setup. A single game controller instantiates a model and view. The model and view then instantiate child models and views, ...
-4
votes
1answer
104 views

Which sketch-to-3D-model software is available? [closed]

I picture this: I paint a 3dmodel from the front, side and top - more or less to scale. Then I take a photo of it and give it to the software. The software then tries to figure out which part of it ...
3
votes
1answer
81 views

How rotate a 3D cube at its center XNA?

I try to rotate a 3D cube on itself from its center, not the edge. Here is my code used. public rotatemyCube() { ... Matrix newTransform = Matrix.CreateScale(scale) * ...
2
votes
1answer
57 views

XNA partially extending the content pipeline using a ModelContent

I am trying to extend XNA's content pipeline in order to import a model in .obj format (a very simple and text-based format, see here for details). Writing a full extension library seems like an ...
1
vote
0answers
50 views

BasicEffect and SkinnedEffect treating WorldViewProj differently?

I made a ModelBatch class that batches and draw rigged/unanimated and skinned/animated models. For now, BasicEffect is assigned to rigged models (XNA Model Processor) and SkinnedEffect is assigned to ...
-6
votes
1answer
112 views

Heightmap VS actual model of environment [closed]

I've been looking at 3D environments for games and I would like to know (case by case) which would be the best fit for development. The types in question are between heightmaps or a model of an ...
4
votes
2answers
131 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 ...
-1
votes
1answer
125 views

How to make model's arms + weapon follow cursor?

0 Just like the title says. I currently have my controlling movement working just how I want it to. Now in order to proceed with shooting I first should focus on how the model should look like to ...
1
vote
0answers
71 views

How to draw a large number of model (identical) with vertex buffer in XNA?

I am facing a problem that many developers as have probably found a solution. I have a small project with a floor designed with small cubes (100X100). If I exceed this limit, my game suffered major ...
1
vote
0answers
96 views

3D Animations in XNA 3.1

Well, guys. I'm in a Game Design class at school. Before you ask "WHY ARE YOU USING 3.1 INSTEAD OF 4" -- I would like to point out that C# 2008, and .NET framework 3 is NOT my preferred environment, ...
0
votes
0answers
54 views

Creating Primitives and Model from Texture2D Xna 4.0

So I was playing around with XNA working on a 3d engine with 2d sprites as characters and objects. After a while I became very unhappy with the way the sprites were being scaled and billboarded so I ...
1
vote
1answer
47 views

Blender 2.6: Move Mesh to X Coordinate of Another Mesh

An example: There are two planes A and B with the following median points: ( X | Y | Z ) M_A ( 3 | 2 | 2 ) M_B ( 6 | 1 | 1 ) Now I want to move the plane A on the X-axis to the X coordinate ...
1
vote
0answers
51 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 ...
3
votes
2answers
314 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 ...
3
votes
3answers
223 views

DirectX 9 - model rendering from .obj files issues

Well I can clearly tell that what rendered is close to what I wanted, but there seems to be a few problems. The .obj files contained values like "f", "v", "vt". Image Of Problem: ...
0
votes
1answer
59 views

How to calculate the position of an attached model after rotation?

I'm programming a basic game on XNA. I started to place an object (eg weapon) attached to the right arm of my player. When I move my character forward behind left or right all right. But when I ...
4
votes
1answer
92 views

How do I get a Model to add a name to it's Texture(s) in the XNA Content Pipeline

I know that a texture's name is not preserved when it's loaded in. I also know that you can give it a name. For example: Texture2D texture = content.Load<Texture2D>("MyTexture"); texture.Name ...
3
votes
0answers
79 views

Point cloud to CAD model

Point clouds can be obtained from a physical camera using phase shift algorithm. These may be 3-4 separate point clouds. My job is to combine those point clouds (register, filter) using signal ...
3
votes
1answer
79 views

Blender Object Appearing Gray when all Lights are Off

I have an issue with Blender where, when I turn my only light off (a sun lamp) and render the image my object appears gray rather than black (and thus, not appear to the camera). I can't figure out ...
2
votes
1answer
99 views

How attach a model with another model on a specific bone?

I meet a difficulty attached to a model to another model on a "bone" accurate. I searched several forums but no result. I saw that many people have asked the same question but no real result see no ...
0
votes
1answer
68 views

How stoper one annimation model on XNA?

I do not understand how to pause an animation of XNA. I can "Start" the animation of my model but not stop it. I use SkinningSample_4_0 sample dll Here is my code to use. Here is my code to use. ...
2
votes
1answer
154 views

How to make an articulated mob in Minecraft?

I am attempting to make a sea serpent, and I want to know how to make it be able to turn in any place, or at each 'segment', somewhat like the snakes in mocreatures. I know how to make mobs in ...
0
votes
0answers
57 views

How to create models for an iOS fighting game?

I’m interesting in creating a fighting game for iOS in my spare time (don’t laugh) as my interests are pro wrestling and mixed martial arts. If I were to take on an endeavor, how would I go about the ...
0
votes
1answer
80 views

Animated Models in XNA

I've been using XNA for 2D games for awhile, and I am just learning 3D now. I have a question, which seems like it should be fairly basic. As I understand it, I make a model in Maya (or whatever) and ...
2
votes
1answer
253 views

OBJ model loaded in LWJGL has a black area with no texture

I have a problem with loading an .obj file in LWJGL and its textures. The object is a tree(it's a paid model from TurboSquid, so I can't post it here,but here's the link if you want to see how it ...
2
votes
1answer
56 views

XNA 4.0 Model into parts

is there a way to split a .fbx model into parts, and move those parts individualy in XNA 4.0 ? Thanks
1
vote
0answers
83 views

How can I model a pendulum blade? [closed]

Like this one from Saw V: What primitive shape/s would you start out with? How would you transform the primitive shape/s to give it a nice, smooth, sharp blade on one side without distorting the ...
2
votes
1answer
62 views

Best way to develop a level from Top down image using 3dmax

I have to create a game level from a top down view of an area. I used a plane converted to an editable poly to do the job. I used edges to create the top view of roads, walkways and parks so that i ...
3
votes
1answer
115 views

Applying prerecorded animations to models with the same skeleton

well my question sounds a bit like, how do I apply mo-cap animations to my model, but thats not really it I guess. Animations and model share the same skeleton, but the models vary in size and ...
0
votes
0answers
47 views

Animated rig improperly imported, unsure how to fix

In the following screenshot I have the elbow of a rigged human model in 3d studio max, as you can see it looks natural: http://i.imgur.com/CFozg.png Here it is in Unity: http://i.imgur.com/ltGib.png ...
1
vote
2answers
109 views

Converting a hipoly model to a lowpoly model

I have a model with more than 500.000 polygons and I want to speed up the drawing process in my game. So I decided to use a lowpoly model and normal mapping, but found no software to get a lowpoly ...
0
votes
1answer
109 views

Apply bone tranforms when importing FBX in XNA

Preconditions: I have some models, that does only contain some meshes and one texture. There is no animation within the model. An example: a model of a table. I want to draw the Model with a custom ...
6
votes
1answer
129 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 ...
3
votes
1answer
55 views

How to use mount points in MilkShape models?

I have bought the Warriors & Commoners model pack from Frogames and the pack contains (among other formats) two animated models and several non-animated objects (axe, shield, pilosities, etc.) in ...
0
votes
0answers
104 views

Drawing of a huge model - How to regain performance?

I have a huge model I want to draw in my XNA application but because of its size I am experiencing a tremendous loss of performance. The model has about ~50 000 000 edges and has a size on disk of ...
1
vote
2answers
183 views

XNA 4.0, Combining model draw calls

I have the following problem: The levels in my game are made up of a Large Quantity of small Models and because of that I am experiencing frame rate problems. I already did some research and came to ...
0
votes
1answer
107 views

Importing Models from Maya to OpenGL

I am looking for ways to import models to my game project. I am using Maya as modelling software, and GLUT for windowing of my game. I found this great parser, it imports all the textures and normal ...
5
votes
1answer
102 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 ...
4
votes
1answer
118 views

Modular building technique with angles? (A roof)

Ive been spending a bit of time lately studying the modular buildings of many games and reading/viewing several tutorials about it as well, but almost every example I see uses a plain square building ...
0
votes
0answers
97 views

Keep 3d model facing the camera at all angles

I'm trying to keep a 3d plane facing the camera at all angles but while i have some success with this: Vector3 gunToCam = cam.cameraPosition - getWorld.Translation; Vector3 beamRight = ...
3
votes
2answers
116 views

Car Modelling for race game

I am taking Computer Graphics course this semester and we have a video game competition. I am making racing game with simulated dynamics. Our professor told us that we don't have to do much of a ...
1
vote
1answer
72 views

Consistency of DirectX models

Is there a way to check the consistency of a DirectX model (.x) ? Whilst compiling .x files with XNA GameStudio 3.1 compilation is aborted with the following error message: Error 2 Could not read ...
1
vote
0answers
112 views

Light on every model and not in the whole scene

I am using a custom shader and try to pass the effect on my Models like that: foreach (ModelMesh mesh in Model.Meshes) { foreach (ModelMeshPart part in mesh.MeshParts) { ...
6
votes
1answer
154 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 ...
1
vote
2answers
101 views

Issue with importing model to xna

I am creating a model with Blender which looks like this: and I am importing it into an XNA project. There seems to be some kind of transparency issue. The model looks like that: When the camera ...
0
votes
0answers
67 views

Trouble exporting Maya models to Panda3D?

Having issues here. I added the Panda3D exporter script thing to Maya. 2 things: When I go to export to a .egg, no .egg is formed. Instead a fileToBeExported_temp.mb appears next to the original ...
0
votes
2answers
164 views

Why does unity obj import flip my x coordinate?

When I import my wavefront obj model into unity and then draw lines over it with the same coordinates in the obj file, the x coordinate is negated. I don't see any option in the importer that might ...
0
votes
1answer
150 views

How to draw textures on a model

The following code is a complete XNA 3.1 program almost unaltered to that code skeleton Visual Studio is creating when creating a new project. The only things I have changed are imported a .x model ...

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