1
vote
1answer
50 views

Why isn't the bitangent calculated?

In teh tangent space vertex attributes why is the bitangent (aka binormal) provided as an attribute instead of calculated? If the three vectors of the tangent space must be perpendicular then the ...
2
votes
2answers
150 views

.md5mesh normals are not smooth

I'm currently working on a project that requires me to load .md5mesh format and draw it. Following this link I've managed to load the mesh into the engine successfully, but a problem arises when ...
2
votes
0answers
199 views

Vertex Normals, Loading Mesh Data

My test FBX mesh is a cube. From what I surmise, it seems that the cube is on the extreme end of this issue, but I believe that the same issue would be able to occur in any mesh: Each vertex has 3 ...