The
Radial Wipe effect reveals an underlying layer using a wipe that
circles around a specified point. At Best quality, the edges of
the wipe are anti-aliased.
- Start Angle
-
The angle at which the transition starts. With a start angle
of 0°, the transition starts at the top.
- Wipe
-
Specifies whether the transition moves clockwise or counterclockwise,
or alternates between the two.
This effect works with 8-bpc and 16-bpc color.

Original (top left), and with effect applied (bottom left
and right)