Checkpoint is performed automatically before each fill and delete operation. Undo Go back to the last checkpoint state. This can also be done by hitting the g key inside the image window. Region analyse Start the program regionAnalyse on the current regions. Set options with the Parameters pushbuttons.
Statistics Invoke the program statistics .
Set options with the Parameters pushbuttons. Quit Exit the program. Regions drawn in an XITE overlay image with xregion . Layout of xregion control panel. Result of region analysis is shown in figure 5.8 .