网格曲面的数据结构

Uses of Mesh Data：跳过
Storing Mesh Data：跳过
Define a Mesh：跳过

3D Mesh Surface

• Surface & material properties
  • Material color
  • Ambient, hightlight coefficients
  • Texture coordinates
  • BRDF, BTF
• Rendering properties
  • Lighting
  • Normals
  • Rendering modes

General Used Mesh Files

• General used mesh files
  • Wavefront OBJ ( *. obj)
  • 3D Max ( *. max, *. 3ds)
  • VRML ( *. vrl)
  • Inventor ( *. iv)
  • PLY ( *. ply, *. ply2)
  • Py mesh lab
  • User‐defined ( *. m, *. liu)
• Storage
  • Text – (Recommended)
  • Binary

Wavefront OBJ File Format

• Vertices
  • Start with char ‘v’
  • (x,y,z) coordinates
• Faces
  • Start with char ‘f’
  • Indices of its vertices in the file
• Other properties
  • Normal, texture coordinates, material, etc.

本文出自CaterpillarStudyGroup，转载请注明出处。 https://caterpillarstudygroup.github.io/GAMES102_mdbook/