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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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How to ensure Unity does not rearrange the sub-meshes of a mesh on import?

having a bit of a head scratcher problem here. I have my artist's making multiple unique meshes in Maya that contain 3 materials. Each material is assigned to a sub-mesh in a specific order. This ...
BakaBlue's user avatar
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How to weld nearby mesh collider vertices together to erase seams in Unity?

I'm using Unity 2020.3.2f1 and I have a very commonly seen problem. I have a Spherecollider which I am using for a physics game, and geometry that uses ...
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Blender->Unity Import Animation Failing by Overlapping Mesh Objects

I'm new to both Unity and Blender. I created this penguin 3d model, rigged it up and animated it in Blender and all looked good. When I imported it into Unity, I noticed that this idle animation did ...
Lamar's user avatar
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Performance in unity at runtime (mesh creation) vs (assets bundle loading)

I'd like to load a 3d model that contains several objects in real-time. I believe I have to two methods to do this: create an assets bundle that contains my model (all object) and loaded at runtime. ...
Mohamed Amine Ouali's user avatar
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How to apply saturn's ring texture in Unreal Engine 4?

I'm working on a "solar system" model project. And while trying to apply saturn's ring texture which is this one : it ended up looking like this: I'm new to UE4 and this branch in general. So I ...
uzad.adblm's user avatar
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How to always draw a child mesh in front of its parent mesh

I need to display a gizmo-like mesh at runtime, and it must be always in front of its target mesh. How can I achieve that?
Szzzzb1's user avatar
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How to align edge vertices of modular props snapped on a 2D grid?

For a project I am working on I create some 3D props in Blender that can be put together in a modular way on a 2D grid in Unity. In Unity I generate the grid contents using these props. Now given ...
schneebuzz's user avatar
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Switching between meshes vs Loading only specific mesh

I am currently developing an online multiplayer game on Unity. In the game, the character of each player will be assigned its mesh after the game receives parameters (their meshes' names) for each ...
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Flat shaded triangles using the ModelBuilder?

I decided to give the ModelBuilder a try but I cannot get rid of the smoothing of my terrain. So what I tried: Create each triangle individually with there own ...
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Unity 3D Model imported with offset Mesh

So I've edited up an image to help show the problem, since showing the game itself is not an option: When I imported my model, the model appears normally, however when I actually put it into the ...
CraftyMaelyss's user avatar
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Hi,Dynamically modifying meshes in Unity3D

I'm working in Unity3D and I want to remove sections from a mesh at runtime similar to the idea of bombs removing sections of walls. In 3D modelling software this is a pretty standard Boolean ...
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Unity: how to mimic the lighting of a mesh as seen in the editor view

I have a camera which shows a "bird's eye view" of a procedurally generated mesh like so: Currently in the editor view (right), the terrain looks exactly as I would like it to. However, in game (left)...
Patrick Thorpe's user avatar
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Algorithmically fracture a mesh in Unity3D?

I want to create a plugin which shatters/fractures meshes, so I can make every object destructible if I want to. Like in Unreal's built-in feature. My quick approach to this problem is randomly ...
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Efficiently drawing a batch of meshes?

I was playing around with some isometric ideas, I want to create fairly large maps with a couple of Z levels, much like the older X-com games. I figured I am probably way better off to draw the quads ...
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Level editing using a 2D map for a 3D game

We're trying to make a level editor for a 3D game that involves walking around outdoor environments. In many ways a heightmap satisfies the game's needs, but it also falls short in several ways, so we'...
Geo's user avatar
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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 ...
johnny 5's user avatar
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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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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 ...
deblocker's user avatar
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How to create an infinitely long tunnel that a player is flying inside of, while letting them control the path the tunnel takes?

I'm trying to create a game where the player is flying in an infinite tunnel in first person and they can control the tunnel's path in real-time. e.g if they press D, then the tunnel should turn to ...
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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 ...
Xinyue Lei's user avatar
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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 ...
Kyle Baran's user avatar

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