01/22/2001
15-462 Computer Graphics I
2
Surface Orientation (Answer)
•Right-hand
rule
•Triangle
strip drawn 0-1-2, 2-1-3, 2-3-4, etc.
•All
triangles face same direction (here: back)
•Similarly
for quad strips 0-1-3-2, 2-3-5-4, etc.
