Light Sweep Filter
Intro
Simulate a light source moving over a Layer.

UI
Sweep Intensity - Set the light's brightness.
Direction - Set the angle the sweep moves across a Layer in degrees.
Shape - Select a shape for the sweep.
Centre - Set the light sweep's centre point.
Cone Width - Set the width of the light beam.
Centre Percentage - Set a percentage of the cone's width that remains fully lit.
Use Falloff - When the Shape is set to Line, limit the light sweep's distance from the Centre along its Y axis.
Falloff Distance - Set the distance over which the light falls off after passing the Centre.
Edge Intensity - Set the intensity of an additional glow at the edges of the light sweep.
Edge Thickness - When Edge Intensity is greater than 0, set the thickness of the light sweep's edges.
Light Color - Set the color of the light.