Questions tagged [models]
A representation of an object in 3D space.
413
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Is there a performance difference between modeling a complete scene in Unity with assets vs importing a complete 3D scene from SketchUp?
I've worked with 3D modeling (architectural projects) using SketchUp for 4 years. I'm trying to import the models into Unity and then add the components I want (like colliders, scripts interacting ...
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Characters not applying avatars correctly
I am trying to get different models to go through animation cycles in Unity. The first four models are from Mixamo. Does anyone know why my characters end up like this (lodged into the ground) when I ...
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How do I make a hollow center/hole/opening for the colliders of my 3d models in unity?
So I'm trying to have specific shapes be hollow in the center so they can fall through these posts, however I can't seem to get this working, with both convex checked and unchecked. I've also tried ...
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How can I make yarn visuals similar to those in "Kirby's Epic Yarn"?
I'd like to know how I can achieve the effect seen in Kirby's Epic Yarn:
All characters use "yarn" as outline which moves to simulate movement etc.
How can such an effect be achieved? Could ...
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Rig Looks Scrunched Up in Unity?
I've completed my animations for a first person rig of mine, just the arms, and the animations worked perfectly in Blender.
When I exported them for Unity however, the result looked as if my rig was ...
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How do I fixed this messed up Unity rig?
I bought a rigged model from CGtrader.com and I imported it into unity. The import didn't give any errors but when I rigged it for humanoid animation it's arms twisted. I tried moving around the bones ...
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Godot some faces of imported from Blender model are darker then other
I tried to export some scene from Blender to Godot as .fbx, .dae and .glb, but every time it ...
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Level Creation - How to achieve seamless race tracks?
I'm aiming to make a racing game in Unity. Please take a look at the image provided below, and suggest me the best technique to achieve something like it. (Keeping the performance as optimized as ...
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Unity approaches for automatically setting pivots of each sub-gameobject at base center
I'm working with some free models online, which don't seem to have pivots properly set for any of its submodels.
Is there a universal pivot fixer or something
if not... The center seems correct for ...
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Unreal Engine - Materials Import as Gray
I imported the .fbx files from here: https://www.cgtrader.com/3d-models/industrial/other/big-warehouse-pack
into an Unreal Engine 4.27 project. All the meshes load in properly, but the materials are ...
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Is there a way to find out what meshes are supposed to be combined in Assimp?
I'm working on my assimp loader. I know that it has a separate mesh per material. Before I used to simply combine all of them upon import. Now, I want to figure out which meshes are from multi-...
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LibGDX getting model roll
I'm working on a 3d game in LibGDX, got help on here with my model rotation. Worked great. But now I'm dealing with the model's roll, and it's not behaving as expected. It's controlled by:
...
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How can we generate 3D architecture in a racing game's background procedurally with respect/similar to the real world?
In the last few days, I jumped into searching is there a conventional/convenient way to build 3D architecture quickly, most likely by some accessory software like CityEngine, BIGEMAP, or google maps' ...
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Check if a triangle is back-facing in a 3d model
I'm creating 3d models with an algorithm, but i have no idea how to make all triangles in the mesh face the right direction, so some faces are facing inside the model.
The list of vertices is sorted ...
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167
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Part of model in Unity is inside out but not in Blender?
I've downloaded this asset and it looks perfectly fine in preview, and even in blender.
But when I import it in Unity, one of its shoulder is inside out, even after making all faces double sided.
I ...
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Why do Dynamic Bones disconnect natural flow if they have ANY child gameobjects?
I've been having an issue for months now where if I have a dynamic bone chain that splits off in any way (ie. any of the chain's bones have child gameobjects), then the flow of the dynamic bone chain ...
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Textures not working on glTF Embedded Models. Picture Explains The Issue. (GODOT ENGINE)
I wanted the tree to look a bit more stylized, or have a bit more to it than just flat planes. Yet when I tried to put this texture on it, it just looks completely wrong. Is this a model issue or a ...
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How do I add materials to a glTF model in Godot Engine?
I'm using glTF Embedded files because I was told they are the best files to use with Godot, so I got a pack of a bunch of really lovely trees and other things to use in my game. But when I import it, ...
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How to model the double jump in Super Mario using projectile motion
So the single jump in Super mario games follows a curved trajectory of the formula s = s0 + v0t + ½ at2. The double jump in mario consists of two different parabolas combined. I know that the max ...
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How to make one material on object with many parts inside?
I have a weapon witch have many parts, it also have many materials. Do I really need to make it like that?
It's like about 8 mats! :(
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When importing a character to Unity, textures and meshes don't appear
I'm relatively new to Unity, and I'm left with doing this as my last step towards my task - importing my animated character to a game engine and program the movements.
The problems that I have ...
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How to use assimp textures with openGL/getting a better understanding
I recently learned how to load a model to openGL using assimp, but I am having trouble figuring out how to do lighting calculations on this model. Previously with my own created objects I would set ...
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2D engine design/architecture: transformations
Hello! I'm working on this hobby little 2D engine in JavaScript because I want to learn how all this things are implemented and architectured in general. Internet is full of resources but most things ...
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How to achieve highly detailed textures on buildings/architecture?
I have a bit of experience when it comes to 3D modeling, but something I never really wrapped my head around is environment modeling. You know, you walk down a road and you see lots of buildings, they ...
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Broken model matrix builder
I'm trying to setup basic render pipeline in Vulkan and am currently setting up the perspective, view and model matrices.
The line that calculates the position in the vertex shader is this:
...
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How to replace texture maps on models in a packaged game?
I'm trying to do an experiment. I'd like to do some object masking to the assets inside of a game, so during run time, when you are playing, they're texture maps are replaced by the masks.
The masks ...
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102
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How to calculate the transformation such that two points with different position, orientation and origins line up?
Let's say you have two different 3D Objects which both contain a node that is off center (not at the origin) and have an orientation. How do you calculate the transform for one of the object so that ...
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2
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Add oceans to an earth model with only continents?
I have the following earth model, it only has continents:
I wanted to add water but as you can see, some of the continents are now hidden due to the water sphere being more round than continents:
I ...
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Why has my object detached itself from the parent?
I made an two objects in blender, animated them, and saved them.
Firstly, when I reloaded them, half of the animations I created had disappeared, which is annoying itself but the real annoyance is ...
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OpenGL streching up geometry
I'm developping my own game engine in C++/OpenGL 3 but I've got some troubles with my geometry. Indeed, when I render something everything is weirdly streched up :
By tweaking scale values we can see ...
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How can I cut a doorway through my wall at runtime?
I am working on a Unity project where I have 3 models: a stacked, rounded wall (think logs), a flat wall (think bricks), and a door.
The door has an animation to open / close itself, and when it's ...
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MonoGame - Model not rendering properly
I'm trying to render a model made in Blender. I export it to .fbx and import it in the content pipeline, load and draw it, but it displays like this:
And this is what it looks like in Blender:
Code ...
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OpenGL Fragment shader: not all fragments showing colors
I'm writing a simple 3D renderer and while the model loads fine, the colors are off. Quite a few fragments in the model show no color at all.
Here is the render:
The locations of the blacked out ...
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Unity - Blender models/animations showing gaps
As part of a college project, a member of my group has made some simple chests with an open animation. Importing these into Unity though, I instantly noticed there were gaps where the faces should be. ...
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How can you tell if what you're buying is legal?
In the past few days I've been browsing 3D asset marketplaces and repositories (I've been doing it for ages, but a lot recently). Many assets are paid for, others are free. In the past few days I've ...
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Trying to add my model's animation to the animator in Unity but it doesn't work?
I made an animation for a model in blender, then saved and imported it into Unity. In the preview, I can see the animation playing, but when I try to click on 'loop time' or to drag it over to the ...
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Unity - character model not blinking
I'm a bit confused as to what's going on, but I've just noticed that my imported character model never blinks during his animations. I currently have 3 animations - an idle, walk and jump. Every ...
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Import multiple models in runtime into Unity3d scene and make an animation sequence out of it
So, I have multiple models of ply file formats on my phone. When my scene is running, I want to let users import multiple models into Resource folder and create an ...
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How to load models with possibility to change textures in Three.js
I'm working on a game in Three.js where I have a few variations of the same model in blender.
What I want to achieve is that I'll load the model once with all the material settings, but then I'll ...
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How are real world car characteristics translated to in-game?
I am just entering the world of game development, starting with the racing genre of games.
Let me clarify that this question is not about car modelling or external detailing; it is about the way a ...
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Player object's model starts to shake after some time
I created a default scene in a new project and imported a model from Unity's asset store and then get this strange behavior of the model starting to shake for no reason after some time after starting ...
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Why does the head of my ragdoll act like its about to fly off its shoulders?
The problem can be seen here: https://gfycat.com/LimpingMerryGermanshorthairedpointer
Ive created my ragdolls by using the Unity ragdoll creator tool.
To begin with, all the limbs of my ragdoll ...
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How can I blend meshes together where they intersect?
In a lot of my scenes I have things like this:
and this:
All the places I've circled are places where a prefab overlaps with another one or with the terrain.
Is there any way to make those lines ...
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How can I reorder the order in which the vertices are in an .obj file?
Blender saves the files with the structure of
All the vertices
All the normals
All the UV
The game to which I want to import the model, only accepts the following order in structure
1 vertex
1 ...
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Built-in Terrain analogs search: is it worth to use imported 3d-model?
I think 3d-model is better than the built-in terrain-component in Unity when it comes to optimization. But when it comes to texturing terrain made in 3rd party 3d-modeller, how to apply resulting ...
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Adding large 3d models into Unity
I have a 3d model of a restraunt with several characters in it probably over a hundred objects. Whenever I try to import it into Unity Unity just loads forever until I force close it. How do you ...
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1
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3k
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Can I use Adobe Fuse CC models in my commercial game?
I'm wondering if it's allowed to use Adobe Fuse CC models and textures in a commercial game?
I use this software to get good shapes of character and then use Blender to modify the body or renew ...
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Should LOD models be used in mobile games?
LOD models are widely used in PC and console games, to optimize performance by reducing the vertex count and texture size for distant objects. However, I'm having a harder time finding out if they are ...
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How to store 3d transformation in a game?
I am curious what is the best strategy to save 3d transformation of a model.
Here are the few choices I think about:
4x4 matrix
4x3 matrix(skip the bottom row of a 4*4 matrix)
Dual quaternions with ...
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What is better: One texture per model or assigning multiple models to one single huge texture?
If I'm making a low-poly car pack of multiple cars for mobile platforms, should I:
Make a large texture like of 2048x2048 and unwrap all the models to it
Make separate, smaller (256x256) textures for ...
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