Modifying curves – Apple Shake 4 User Manual

Page 315

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Chapter 10

Parameter Animation and the Curve Editor

315

5

In the Curve Editor, position the playhead at the frame you want to paste the
keyframes (the first keyframe pastes at the position of the playhead).

6

Press Command-V or Control-V to paste the keyframes.

The keyframes are pasted at the position of the playhead.

Modifying Curves

You can modify a curve type, and its repetition mode, as well as apply filter effects
(smooth, jitter extraction, and so on) to a curve.

To change a curve type:

1

Select the curve (drag over the curve, or select the curve in the Curve Editor
parameters list).

2

In the parameters list, choose a curve Type and select Hermite, Linear, CSpline, JSpline,
NSpline, or Step curve. The most commonly used curves are Hermite, JSpline, and Linear.

For more information on curve types, see “

More About Splines

” on page 316.

Note: You can have only one curve type per curve.

You can also modify a value in the Val field of the parameters list.

A curve’s Cycle setting determines the behavior before the first keyframe and after the
last keyframe:

KeepValue (the default setting): The value of the first and last keyframes is kept before
the first keyframe and after the last keyframe.

KeepSlope: Continues the tangent.

RepeatValue: Repeats the curve between the first and last keyframes.

MirrorValue: Reverses and repeats the curve.

OffsetValue: Offsets and repeats the curve.

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