Press the Softmenu switch [1] Inside Contour to outline an area to be cut. The Softmenu switch [2] Point Eraser function is used to cut a portion of the image. The default setting is Inside Contour.
To cancel cutting, press the Softmenu switch [3] Undo. To redo the cancelled job, press the Softmenu switch [4] Redo.
To cancel all cuttings and return to the initial 3D screen, press the Softmenu switch [5] Undo All.