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Table Of Contents
Types of Onscreen Controls
Several onscreen controls, such as Center, are common to many filters. However, some
filters have unique onscreen controls. The following list provides examples of the types
of controls available. If youre unsure of an onscreen control’s function, drag it in the
Canvas while viewing the Filters Inspector to see which parameter changes.
Center: This is the most common filter onscreen control. Drag in the center of the circle
to reposition the filter’s Center parameter.
Light Rays filter Center onscreen control
994 Chapter 19 Using Filters