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1064 Chapter 14: Character Studio
example, suppose you want to animate a school
of fish swimming around a sunken ship. In this
case,avectorfieldcanbecreatedsothatitextends
theshapeoftheshipintothesurroundingspace.
The field is computed by scan converting the ship’s
surface normals into a 3D lattice that surrounds
theship.Thesenormalswillextendintospaceas
"beacons" in the 3D lattice, telling the fish how to
best swim away from the shape of the ship. As t he
fish enter the space of the vector field lattice, they
can be precisely repelled along an avoidance force
directed away from ship ’s surface.
Note: In the explanations that follow, the word
"target" is used to refe r to the object or objects to
be avoided.
Interfa ce
None (la bel)—Specifies a single t arget. Click this
button, and then click the target object in the
viewport. The target name then appears on the
button.
If you’ve selected multiple targets using Multiple
Selection (see next item), the word Multiple
appears on the button. To see which objects are
designated as targets, click the Multiple Selection
button.