Autodesk 495B1-05A111-1301 - 3ds Max Design 2010, User Manual

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axes icon in the Player, go to the Player display options and select Tool
Output under Display, and Icons under Guides.
7 Mark the X and Y Position attributes for keyframing.
8 Select Autokey.
9 Using the Translate tool, create a motion path with the cube in Autokey
to the right-hand side of the Player view. Try to span all 100 frames.
10 Play the animation.
11 Select the Reaction tab and create a second box, Box2, layer by following
steps 5 through 8.
12 Right-click in Box2's X Position attribute value field and select Set
Expression.
The Expresso Calculator appears.
13 Insert the following expression.
14 Repeat steps 12 and 13 for Box2's Y Position attribute, but make sure the
Position token is replaced with a Y.
15 Play the animation.
This expression indicates that the X and Y Position attributes of Box2 are
being driven by the X and Y Position attributes of Box1. There is also a time
offset of one second (or number of frames per second) added to the expression.
744 | Chapter 31 Expressions