Distorts the image by making parts of it appear to move outward or inward.
Centers— The central point of each bulge, in Vuo Coordinates.
Scales— The amount to pull (if greater than 0) or push (if less than 0) the image. At 0, there is no bulge.
Radii— The radius or size of each bulge, in Vuo Coordinates. At 0, there is no bulge.
Keywords: bump, filter, inward, lump, magnify, outward, pinch, pull, push, swell