All Questions
Tagged with normal-mapping mesh
6 questions
2
votes
1
answer
514
views
How do you apply a normal map to a 3d mesh?
I'm writing my own mesh renderer, and I previously was able to apply a normal map to a sphere, so I understand the basic process of applying a normal map. But my understanding is that in order to ...
- 133
1
vote
0
answers
132
views
Problem calculating tangent space
I am currently writing a 3D rendering engine for educational purposes. In general everything is working except that I am chasing down a problem in my cube mesh / tangent calculations that I can't find....
- 111
1
vote
2
answers
2k
views
Calculate normals from vertices
Assume you have a list of vertices and their connectivity information. (I.e you can find all the adjacent edges and faces to each vertex).
What is a good approach to calculate a normal from this ...
- 1,831
2
votes
0
answers
662
views
Recreate geometry from normal map
I have a group of low polygon meshes, with associated normal maps. The normal maps were created by baking from high polygon meshes, which I no longer have access to. Is it possible to recreate ...
- 173
2
votes
2
answers
2k
views
Extract visible vertices from a 3D geometry model
Let's assume we have a 3D model consisted of XYZ-formatted vertices (such as point cloud model). My problem is given the position and normal of camera or camera ...
- 229
14
votes
2
answers
25k
views
Programmatically generating vertex normals
I'm working with Kinect face api, it provides an array of vertices and indices for triangles which is to be rendered to make the face image.
The no of vertices and their order in array as well as the ...
- 243