Questions tagged [3d-meshes]

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.

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Unity Adding Box Colliders Changes Mesh dynamics

I have a bi-pedal mesh in unity. I'm adding box colliders to each bone in a mesh so the user is able to individually select each bone. However, when I add the colliders it changes the dynamics of the ...
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Why does my mesh disappear from certain angles?

I'm trying to construct a hexagonal prism from vertices for my turn-based strategy game. This is my first time working with meshes and I have been following this tutorial. The problem I am having is ...
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How to prevent object from moving when it's mesh/collider is being updated?

So I a made a script that lets the player grab a vertex, move it, and then update the mesh. To help prevent the player from trying to clip it through other objects I made it so the mesh/collider is ...
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OpenGL EBO vs Mesh representation

As an exercise set to myself, I wanted to make a Mesh loader using modern OpenGL. However, I have to ways of representing the notion of face of a mesh. Currently, I am using what seems the most ...
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Tweening back from arbitrary 3D rotation in javascript

I'm using a 3D javascript library to rotate the vertex of a 3D object with a classic 3x3 matrix, to an arbitrary angle in the 3D space, as depicted in the image below. For example, a first rotation ...
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MD5Mesh Calculate Vertex Normals

I am writing an MD5 3D model loader to display animated models. The vertices and texcoords load in correctly, but the lighting is supposed to be smooth. I calculate per-vertex normals by looping ...
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Given seams, how do I unfold a mesh?

If a user marks a seam on a mesh, how do 3D modelling programs (like Blender or Maya) unfold the mesh on to a 2D surface? I can only find papers trying to automate the seaming for you. Given user-...
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882 views

Unable to manipulate Imported Object menu (Unity)

I've imported a model, but for some reason I can't edit any settings under the Imported Object menu, such as the Mesh Filter or the Mesh Renderer. See this: http://i.stack.imgur.com/t7ZYR.png for a ...
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How to create an animation from several .obj files in maya?

I have several .obj files. I plan to create an animation from these .obj file. Every mesh in one .obj file is correspond to one frame. And every frame only show one .obj file (meshes in others .obj ...
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free asset library for panda3d [closed]

my game with panda3d is slowly taking form. It's still a mere testcase but I'd like to improve its visual. Since the assets from my previous projects don't fit this game I've used placeholders for the ...
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Drawing polygons in 3D

I have recently been working on a 3D engine from scratch, using JavaScript and HTML5. I've successfully created lines (although slightly buggy) and points, but I can't figure out faces. My current ...
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Unity Cutting a hole in mesh

I've set myself a stupid task, that I didn't solve couple years back, again. I've got few meshes with normals pointing inside. Caves. Like mostly circular rooms and tunnels that should connect them. ...
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Can I place 3D objects on a 2D sprite?

I am creating a circular island for my game. I will be doing it in Photoshop, and importing it to Unity as a .PNG. Will I be able to place grids and buildings on top of it, like in RTS games, or must ...
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How to load 3D modells when they are necessary

I'm working on a 3D game engine, currently I load ALL of my 3D modells into the memory when my game starts, but obviusly there will be hundreds of 3D modells, so somehow I should unload them when they ...
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Looking for pre-broken models/meshes for use in a unity project [closed]

Hi guys for my final year project I'm working on comparing the difference between a few destruction techniques for a game environment, based on looks and computational efficiency. I intend on ...
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666 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 ...
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633 views

MeshTextureCoords element in DirectX .x file

What is the significance of MeshTextureCoords element in a .x Mesh file?

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