Appendix B – Supported OBJ Import Parameters

Support principle: Support all the attributes related to Polygon only.

OBJ

Attribute Name

Description

F

Face

G

Group Name

MTLLIB

Material Library

O

Object Name

S

Smooth Group

USEMTL

Material Name

V

Vertex

VN

Vertex Normal

VT

Vertex Texture Coordinate

MTL

Attribute Name

Description

newmtl

Material Name

Ka

Ambient Color

Kd

Diffuse Color

Ks

Specular Color

d

Alpha

Tr

Alpha, the same as ‘d’

Ns

Shiniess

map_Kd

Diffuse Texture Name

map_Bump
bump

Bump Texture Name

map_D

Opacity Texture Name

Map_refl

refl

Reflection Texture Name

Appendix B – OBJ Data