Geometric representations of objects in 3 dimensions. 3D-meshes are made up of a collection of triangles or other polygons, forming volumes and surfaces. They are commonly used for visual representations on computer screens.

learn more… | top users | synonyms

2
votes
1answer
435 views

Lightmapping & runtime combine children

Is it possible to have lightmapping on runtime generated combine children in Unity? It is possible to bake combined meshes when they are done in the editor, but the .apk/.ipa size increases too much. ...
1
vote
1answer
35 views

Why isn't the bitangent calculated?

In teh tangent space vertex attributes why is the bitangent (aka binormal) provided as an attribute instead of calculated? If the three vectors of the tangent space must be perpendicular then the ...
0
votes
1answer
82 views

Mesh Manipulation - changing vertex data dynamically

I have am trying to achieve Mesh Manipulation of any mesh based on User Input mostly sliders, example of what I am trying to do is http://www.youtube.com/watch?v=-oMxVGmeO-s . I am not sure whether to ...
0
votes
1answer
91 views

How do I connect my objects to my meshes?

I am creating a simple 3D engine and I've run into a problem. I have an array of objects [Camera, Player, Player, MonsterA, MonsterB, MonsterA] and a number of mesh files that I need to associate ...
-2
votes
1answer
174 views

Programmatically creating a 3d mesh in XNA

Surprise! Another question related to Minecraft. Anyways: Rather than drawing thousands of blocks each frame, I remember reading somewhere that Minecraft breaks the map into 16x16x256 chunks, and ...
2
votes
0answers
166 views

What's the proper way to set up texture atlas in Unity 3D?

I am using Unity3d (free) to make a game with user-defined content (i.e., load in a map, it'll build the level for you). Everything is working as expected, except for the rendering. Note the ...
2
votes
0answers
189 views

Vertex Normals, Loading Mesh Data

My test FBX mesh is a cube. From what I surmise, it seems that the cube is on the extreme end of this issue, but I believe that the same issue would be able to occur in any mesh: Each vertex has 3 ...
1
vote
0answers
115 views

Swap limbs of a skinned mesh

If I have a model, such as a robot, I am able to swap its limb meshes out and replace them with other robot limb meshes by merely removing the limb mesh from the skeleton and attaching the new one to ...
0
votes
0answers
11 views

Having Trouble importing Maya file into UE4

I'm new to Unreal so please bear with me. I'm importing a maya file into UE4. It imports OK, but the problem is that the child meshes are not showing. How can I access each single mesh in the file ...
0
votes
0answers
25 views

How to combine vertex, normal, UVW arrays optimally?

In Unity, meshes have multiple arrays for various vertex components (Normal, Position, UV coord, etc), and triangles consist of three indices that define the (same) offset into each array to build the ...