This wiggle adds a noise in fixed steps of a given size. If applied to a layer of size 30x30 pixels, with a step size of 30 the layer jumps, for example, always by a multiple of its own size.
number of wiggles per second (i.e. how fast it wiggles)
maximal size of the wiggle (i.e. how much it wiggles)
the size of each single step in the wiggle in x and y direction
makes the property wiggle in x direction
makes the property wiggle in y direction
number of octaves of noise to add together. The more octaves the more detail is in the wiggle.
controls how fast the harmonics drop off