Adobe 65008009 - After Effects CS4 Using Manual page 367

Last updated 12/21/2009
Calculates the randomized order of a range selector when the Randomize Order option is set to On.
Random Seed
When Random Seed is zero, the seed is based on its animator group. If you want to duplicate an animator group and
retain the same randomized order as in the original animator group, set Random Seed to a value other than zero.
Wiggly selector properties
The Wiggly selector includes the following properties, in addition to properties common with other selectors:
Max Amount and Min Amount
How many variations from the set selection occur per second.
Wiggles/Second
Correlation between variations for each character. At 100%, all characters wiggle by the same amount at
Correlation
the same time, and at 0%, all characters wiggle independently.
Temporal and Spatial Phase (revolutions + degrees)
time (temporal) or per character (spatial).
Scales each of the dimensions of the wiggled selection by the same value. This option is useful when
Lock Dimensions
wiggling the Scale property.
See "Randomness and random
Random Seed
Expression selector properties
Expand the Expression Selector property group and the Amount property group to reveal the expression field in the
Timeline panel. By default, the Amount property begins with the expression
.
textIndex/textTotal
Expression selectors allow you to express the selector values for each character. The expression is evaluated once per
character. Each time it is evaluated, the input parameter
Apply the Text Bounce or Inch Worm animation preset to a text layer to see how expression selectors can be used. To
see all expressions on a layer, select the layer and press EE.
In addition to the expression elements you use elsewhere, you can use the following attributes to animate selections in
any number of interesting ways:
Returns the index of the character, word, or line.
textIndex
Returns the total number of characters, words, or lines.
textTotal
Returns the value of the previous selector. Think of this value as the input from the selector above the
selectorValue
expression selector in the stacking order.
Note: The attributes
textIndex
them elsewhere results in a syntax error.
Specifies the amount of variation from the selection.
The variation of wiggle, based on the phase of your animation in
seeds" on page 396.
textIndex
, , and
textTotal selectorValue
selectorValue *
is updated to match the index of the character.
can be used only with the expression selector. Using
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USING AFTER EFFECTS CS4
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