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To change path control values in an effect, General curve tips – Grass Valley Zodiak v.6.0 Mar 15 2006 User Manual

Page 253

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Zodiak — User Manual

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associated with the gold colored delegation buttons are reported by the
path controls on the right. When a valid delegation does not exist the path
controls gray out and are inactive.

To Change Path Control Values in an Effect:

1.

Move to the location in the effect that you wish to change.

2.

Go to the Path Types menu and delegate the desired Level(s),
Sublevel(s), and Group(s).

3.

Choose the desired Path type (

S-Linear

,

Linear

, or

Curve

). If

Curve

is

selected, you can use the soft knobs or data pads to change the values
for

Tension

,

Continuity

, and

Bias

.

4.

Add the new values to a keyframe in the effect with

Insert

or

Modify

, or

Learn. You must change the keyframe, because current work buffer
values are overwritten during the running of an effect.

5.

Run the effect to see your changes.

General Curve Tips

Although adjusting the Curve path type Tension, Continuity, and Bias con-
trols can feel like a guessing game, here are some general tips to help you
build desired effects in a timely manner:

Tension in the minus direction (up to -1.0) creates bigger, looser curves.

Continuity at +1.0 is the same as S-Linear motion.

Continuity in the plus direction gives a bigger bounce, with +2.0 a good
value.

Bias in the plus direction makes the curve happen after the keyframe.

Bias in the minus direction makes the curve happen before the key-
frame.