1
vote
0answers
21 views

XNA HLSL UV Mapping

I was testing my hlsl lighting shader, I've copied it from a tutorial and it works perfectly, but all the meshes in the model needs to have texture coordinate, I guess this is because this part: ...
1
vote
0answers
55 views

XNA - Strange Texture Rendering Issue Using XNA BasicEffect [closed]

I have been reading and working through Riemers 3D XNA tutorials to expand my knowledge of XNA from 2D into 3D. Unfortunately I am having rendering issues that I am unable to solve and I need a point ...
0
votes
0answers
39 views

XNA 4.0 displaying .fbx texture problem

Here is my image. I have Steve from MineCraft I exported it to .FBX format. After Googling for a while, I changed sampling mode to PointClamp and turned off anti-aliasing, but somehow the texture ...
1
vote
1answer
88 views

Mapping a 3D texture to a standard hollow-hull 3D model

I have 3D models which are typical hollow hulls. If such a model also had a 3D volumetric/voxel texture map then given a point P inside such a model, I'd like to be able to find its uvw coordinates ...
0
votes
1answer
91 views

How to change colors of texture in lwjgl? [duplicate]

I have the following texture: The black pixels are characters, the background is transparent. How do I change the black pixels of the characters to another color? I use this texture as a bitmap for ...
3
votes
2answers
173 views

Optimal way to store coordinates of a random point in 3D space in a texture?

A quick question: there is a well-known approach to store 3d point in space in a texture as a distance between camera and an object (deferred rendering). But it implies that the object lies on a ray, ...
1
vote
1answer
197 views

LWJGL SlickUtil Texture Binding

I am making a 3D game using LWJGL and I have a texture class with static variables so that I only need to load textures once, even if I need to use them more than once. I am using Slick Util for this. ...
1
vote
1answer
73 views

Normal map causing certain faces to get shaded

I added a normal map to a MR arch & design material in Max 2012. I have a specular in the reflection color slot and a diffuse in the diffuse slot. As i increase the intensity of the normal map i ...
8
votes
2answers
562 views

What are some ways to texture map a terrain?

I'm working with XNA on a 3D Game, and I'm trying to have a proper and nice environnement. I actually followed a tutorial to create a terrain from a heightmap. To texture it, I just apply a grass ...
2
votes
1answer
578 views

Best practices of texture size

I wanted to know how should I determine a good texture size ? Currently, I always create UV texture that are 1024x1024px but if I create for example, a big house with a 1024px texture size, it will ...
1
vote
1answer
66 views

Export object or scene with textures

Is there a way to export or publish some work to a folder so somebody else can open the .max file and does not have to reassign all the textures again? My problem is that i used lots of textures ...
1
vote
0answers
71 views

Textures occasionally rendering twice on a particular face [closed]

I am learning how to render 3D objects using webgl (no third-party libraries). I am currently facing a very confusing situation however, where my textures are rendering apparently twice over a ...
2
votes
1answer
307 views

XNA 4.0 Multiple Textures on same Vertexbuffer

I have been messing around with XNA for a long while now, but have never really done much more than just copy/pasting tutorials and editing those. Since a bit I have been trying to really start to ...
0
votes
3answers
613 views

Is it legal to reuse a 3D model as long as it has a new texture?

If I create a 3D model and texture for a client, say a house. Can I reuse that same 3D model, but apply a new texture and then legally use that in my own game? Is that enough of a difference? ...
-3
votes
1answer
152 views

What are some common 3D modeling tools? [closed]

I'm horrible at 3D modeling but I want to get better. Now the problem is that I have yet to find a good program that's easy to use. I want to be able to find one that's not just easy but also not ...
0
votes
1answer
362 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 ...
0
votes
1answer
309 views

Stars coming out of screen [closed]

I am pretty new to Graphics Programming. I am currently using OpenGL. I have got some hands-on in last few days. I have knowledge of Texture Mapping, Cubemap, Multitexturing. But somehow I am not able ...
13
votes
1answer
541 views

Suitability of ground fog using layered alpha quads?

A layered approach would use a series of massive alpha-textured quads arranged parallel to the ground, intersecting all intervening terrain geometry, to provide the illusion of ground fog quite ...
5
votes
4answers
275 views

Would like some help in understanding rendering geometry vs textures

So I was just pondering whether it is more taxing on the GPU to render geometry or a texture. What I'm trying to see is whether there is a huge difference in rendering two scenes with the same setup: ...
-1
votes
1answer
1k views

Asset missing problem XNA

I'm using VS2010 with XNA 4.0 and I'm trying to load an FBX model with texture on the screen. The problem I'm having is this error: Missing Asset: C:\Users\ChocoMan\Documents\Visual Studio ...
0
votes
1answer
963 views

How can I implement 3D textures using webgl?

I went through the google I/O video but did not get exactly how to do it. If somebody could point me to a simple 3D texture implementation using webgl, it would be helpful. i basically have a volume, ...
1
vote
3answers
270 views

Material usage, one per model or per object?

Is it better (memory, time (of developer), space) to use single model that is unwrapped and uses a single material or to break a model down into appropriate bits, each with their own smaller ...
4
votes
1answer
763 views

How to fix odd artifacts at the edges of textures in DirectX 11?

In my DirectX 11 project, when I have textures they have odd artifacts at the edges. I've seen it before and searched online, but I can't find any DirectX examples that I can get to work. You can ...
3
votes
4answers
1k views

Most common way to obtain textures for 3D models?

I'm getting into basic 3D modelling and am attempting to texture my model. I'm aware of UV mapping and some similar texturing tools, but I'm not sure how the majority of CG artists obtain their 3D ...
2
votes
1answer
793 views

Drawing a textured triangle with CPU instead of GPU

I understand the benefits of GPU rendering and such, but for a certain limited application I need to render textured triangles purely using CPU. I've built a 3D engine capable of object handling, ...
11
votes
5answers
28k views

How can I get started making textures for 3D games? [closed]

Just wondering where to find good tutorials on making textures for 3D games? Also, is it common practice to take photographs and convert them into game textures or do designers draw the textures ...
6
votes
1answer
7k views

Blender - exporting .obj with texture coords

I'm writing a game which uses obj files. I created an object in blender and I applied texture without UV coordinates and my question is: how to export this object to obj file, but with texture ...
2
votes
1answer
169 views

Integration of homogenous wave

I have a 2D matrix; each of its elements describes a homogenous coordinate in 3D wave (the values of wave coordinates are changed in time). The wave rendering is done with texture. I need to make an ...
18
votes
4answers
10k views

What are 3D textures?

Google has failed me, I could not find anything informative. So perhaps GameDev can :). What are 3D textures? When are they used? Performance costs? How are they stored? I have many vague ideas, ...
15
votes
2answers
5k views

What exactly is UV and UVW Mapping?

Trying to understand some basic 3D concepts, at the moment I'm trying to figure out how textures actually work. I know that UV and UVW mapping are techniques that map 2D Textures to 3D Objects - ...