15-462 Graphics I
14
Plane
•
Plane defined by point P
0
and vectors u and v
•
u and v cannot be parallel
•
Parametric form: T(
a
,
b
) = P
0
+
a
u +
b
v
•
Let n = u
£
v be the normal
•
Then n
¢
(P – P
0
) = 0 iff P lies in plane
