Intersection Test between Ray and Metaball
1
0
1
4
5
6
0
s
-
A
a
b
viewpoint
isosurface
2
2
only one intersection point
closest to viewpoint is required
OΜ½Χ²Δή
Μ½Χ²Δή
ΕΜ½Χ²ΔήΙίι
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