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Table Of Contents
393Final Cut Pro User Guide
8. To change how a mask interacts with other masks applied to the effect, click the pop-
up menu next to the mask name and choose a blend mode:
Add: Applies the effect to the area inside the mask shape selection. If two or more
masks are set to Add, the masks are merged.
Subtract: Removes the effect from the area inside the mask shape, including areas
that overlap with other masks.