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Apple Shake 4 Tutorials User Manual

Page 199

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Chapter 6

Using Primatte

199

4

Turn on the affectAlpha button, then view the alpha channel of the node to test the
area you are modifying.

5

Set all the hueRange, satRange, and valRange parameters to 0.

6

Set the hueFalloff, satFalloff and valFalloff parameters to 0.2.

7

Load the Primatte1 node into the Viewer and you’ll see the results.

You may need to do some fine tuning operations in the Primatte1 parameters after
you’ve used ColorReplace for spill suppression.