Radial Wipe
Use Radial Wipe to apply a transition that rotates like the hands of a clock.
AmountDetermines how much of the image is wiped or transitioned.
Start AngleDetermines the angle of the center of the transition. If the start angle is 0°, then the center of the transition is vertical. If the start angle is 90°, then the center of the transition is horizontal.
Feather AmountCreates an opacity gradient at the edge of the transition creating a smoother edge.
CenterSets the position of the tip of the transition. When you increase Amount, the edges of the transition rotate about the tip. You can use the Set Position button to set the center.
DirectionDetermines how the edges of the transition rotate.
Use: To: