Distort

    Move your mouse cursor onto the Third button Distort on Task Bar, a sub-taskbar will appear:

Distort Tasks

    There are five buttons on it: Slope, Spherize, Pinch, Twirl and Wave. Click any of the buttons, the relative operation tools will appear on the Operation Panel. You can use these tool to adjust your images till they meet your needs.

   Slope    Spherize    Pinch
   Twirl    Wave