Questions tagged [mesh]
Questions about a network of connected vertices, edges and faces to describe the shape of a specific 3D object.
179 questions
0 votes
0 answers
62 views
How to rotate several meshes around their common worldspace center?
Here an overview of all gizmos inside my software: https://youtu.be/5BsgcJC005w NOW I want to properly rotate several meshes around their shared center. Here what I am trying to achieve: https://...
- 105
1 vote
1 answer
90 views
New QEM, question about degenerate case
I am reading the new qem paper for mesh simplification with attributes. On page 5 one encounters this paragraph: The extended form of equation (2) referred to by the paper looks like this: $$Ax = -b$$...
- 1,891
1 vote
0 answers
52 views
How to morph a enclosing mesh according to the enclosed mesh?
I am quite new to meshing and mesh manipulation. I am working on a problem consiting of meshes $A$, $B$, and $C$. The mesh $C$ completely encloses the meshes $A$ and $B$ as shown in the attached ...
- 11
0 votes
1 answer
133 views
Create a tight frustum around a 3D model bounding volume
Tight frustum I intend to create a tight frustum around a 3D model: I have these variables: Inputs: 3D model bounding box or bounding sphere or bounding volume. To be determined: Eye distance and ...
- 133
0 votes
1 answer
190 views
Procedural generation of genus $k$ tori triangle meshes
I am looking for code or pseudo-code for the generation of genus $k$ tori triangle meshes. I want to get something like in the image here. Book/paper references, code, github links, etc. are all ...
- 2,711
1 vote
0 answers
107 views
Piecewise smoothing of a mesh?
Kobbelt et al. published a paper some 20 years ago where they specified how solving Poisson equations on the positions of a mesh lead to removing noise. This can be used for reconstructing mesh ...
- 1,891
0 votes
1 answer
77 views
How to measure distortion of a parametrization?
If you have a map from a mesh into the 2D plane. How do you measure its distortion? I know that theoretically what you do is express the differential map of the transformation then use SVD to figure ...
- 1,891
1 vote
1 answer
453 views
How to get the accurate number of triangles of an wavefront obj model?
I am confused by a 'wavefront obj' file's true triangle number. For example, I downloaded the Rungholt scene from McGuire's Computer Graphics Archive. ...
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