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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.

404 questions
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Algorithm to simplify building/structural meshes

I am looking for an algorithm to simplify the meshes of buildings or similar structures. EDIT: I had made a comment that Hoppe's algorithm tends to make meshes more and more spherical with simplification. But, I am not sure about it, so am deleting…
morpheus
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Identifying mesh format from initial bytes

I have a file containing mesh data whose blocks seem to start with DWORDS like: 0x1 0x1 0x3100026f 0x1 0x30000112 or 0x1 0x1 0x310007b2 0x1 0x30000112 or 0x10000006 0x3 0x310001f6 0x310001f6 0x310001f6 They don't look like .x binaries. Any other…
James Tauber
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Are models on 3D warehouse free of copyright?

Are models on sketchup's 3D warehouse free to use for personal or commercial work? I haven't been able to find copyright information on the site.
Vincent Scheib
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How to quickly create meshes that have cutouts of other meshes?

I have a mesh and I would like to quickly create planes (or boxes) that have cutouts in the shape of the silhouette that mesh, but rotated at various angles. I would like to have a system to which I can feed any mesh and it will output these cutout…
Jordak
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How do I import real world models into a game engine?

What are the hardware and software tools required to import physical worlds into a game engine? Can I use a HD camera to do that? What do the popular game engines support?
iceman
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3D meshes for WPF (XAML)?

I'm trying to make a WPF-3D game. WPF uses XAML. I'm trying to find free 3D assets from the internet. :-) What format of 3D models I should be looking for, direct XAML or 3D Studio format or what? I know that there are some 3D Studio format to XAML…
Tuomas Hietanen
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Are there established conventions for naming "directions" (width,height) in 3D?

I want to create a 3D game world where the players can modify the environment. I would like to bring it to the point where a power-user could even create "game objects" inside the application using some kind of very simple 3D modeling UI. So I…
Sebastien Diot
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matrix to transform unit cube to space defined by 8 arbitrary points

I asked a question relating to similar to this already, but I think this is a clearer objective of what Im trying to achieve.. or whether its possible at all! Im trying to find a transformation (matrix ideally) which would transform the 8 points of…
aadster
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How do I implement real-time mesh deformation, with regards to environmental damage?

I would like to be able to add the following feature to my tech demo: at the moment bullets hit the walls, little pieces fly out of them, as well as decals appearing on the walls. Computing power is good enough, now, so that many games have…
Dollarslice
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Which approach to use when simulating a button press in a cockpit?

As the picture shows, I wish to press a button when I am flying the plane. I'm writing the program in DirectX 12 and C++, without a game engine. I am new to this, so I don't know which approach to use to simulate the button press. Should I use a…
Tu Xiaomi
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Should Game-Ready Assets Be Single Meshes or Multiple Meshes?

Say for example that someone is modeling a sword asset. A sword has many pieces -- the blade, guard, hilt, pommel, etc. -- so should this be modeled as a single mesh (or as multiple meshes which then get boolean'ed, joined, etc. into a single mesh),…
NJJ_002
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