Apple Motion 4 User Manual

Page 1144

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Custom: Allows you to keyframe how the animation moves through the values set in

the Sequence Paint parameters over a stroke. Each dab undergoes the same value
sequence. When Custom is selected, added parameters must be animated to yield any
effect.

Unit Size:

A pop-up menu that specifies whether the sequence animation is applied to

the stroke as a whole, to its individual dabs, or to a custom range.

Dab: Applies the sequence animation over each dab as its own entity. Dab is the default

setting.

All: Applies the sequence animation to all stroke dabs simultaneously.

Custom: Allows you to specify the percentage of dabs on the stroke that are affected

by the sequence animation at once. Although you can create keyframes for the Custom
option, it is not required in order to affect the sequence. Custom allows you to define
an area of dabs (based on percentage) that are affected by the sequence.

Start:

Available when Unit Size is set to Custom, this parameter allows you to specify the

starting point for the dabs on the stroke (based on percentage) that is affected by the
animation.

End:

Available when Unit Size is set to Custom, this parameter allows you to specify the

ending point for the dabs on the stroke (based on percentage) that is affected by the
animation

Spread:

To create a softer transition between dabs, increase the Spread value using the

slider or value slider. (This parameter is not available when Unit Size is set to All.)

Traversal:

A pop-up menu that sets the action of the sequence behavior to Constant

Speed, Ease In, Ease Out, Ease In/Out, Accelerate, Decelerate, or Custom.

Constant Speed: Moves the animation from the origin of the paint stroke through the

end of the stroke at a constant speed.

Ease In: The sequence animation begins slowly and increases to normal speed as it

moves through the paint stroke.

Ease Out: The sequence animation begins at normal speed and slows toward the end

of the paint stroke.

Ease In/Out: The sequence animation begins slowly, increases to normal speed as it

moves toward the middle of the stroke, and slows as it reaches the end of the paint
stroke.

Accelerate: The sequence animation increases in speed.

Decelerate: The sequence animation decreases in speed.

Custom: Allows you to keyframe how the animation moves through the paint stroke.

When you choose Custom from the Traversal pop-up menu, the Location parameter
replaces the Loops parameter.

1144

Chapter 17

Using Shapes, Masks, and Paint Strokes

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