Gravigrid
Pulls Pixels into a Distortion Grid.

Columns Number of columns in virtual grid
Rows Number of rows in virtual grid
Horizontal Pull Amount to pull horizontally
Vertical Pull Amount to pull vertically
Horizontal Phase Phase of horizontal distortion field
Vertical Phase Phase of vertical distortion field
Edge Behavior Method for handling pixels on and beyond the edges of the layer
Power Morphs smoothly into (or out of) the effect.
Super Sample Off, High, or Extreme. Higher quality, slower rendering.