Bump-causes a raised or lowered bump on the screen. Pinch-similar to bump but pinched to a point instead of a bump. For both Bump and Pinch, the size, height, and location are all adjustable.
Twirl-causes the picture to twirl around a point. Vortex-similar to Twirl, but with a much tighter radius of rotation. For both Twirl and vortex the size of the effected area, the degree of rotation, and the location of the center are all adjustable.
Torus-places a doughnut-shaped lens over the picture. The location, size, width, and refractive properties of the lens are adjustable.