A File Format for Polygon Models: OBJ

# OBJ file for a 2x2x2 cube

v -1.0 1.0 1.0 - vertex 1

v -1.0 -1.0 1.0 - vertex 2

v 1.0 -1.0 1.0 - vertex 3

v 1.0 1.0 1.0 - …

v -1.0 1.0 -1.0

v -1.0 -1.0 -1.0

v 1.0 -1.0 -1.0

v 1.0 1.0 -1.0

f 1 2 3 4

f 8 7 6 5

f 4 3 7 8

f 5 1 4 8

f 5 6 2 1

f 2 6 7 3

Syntax:

v x y z - a vertex at (x,y,z)

f v1 v2 … vn

a face with vertices v1, v2, … vn

# anything - comment

Previous slide

Next slide

Back to first slide

View graphic version