General usage.

The following list gives essential information for the new user. For more details see the following section.

• Menu: to select an option, click any mouse button on that option. Selected options are blackened. (Note: Several options bring up sub-menus).
• Quit: Select etc and quit
• New image: Select etc and new. Edit the command line to reflect the new image name (ignore the details!).
• Raise: To raise the window above its neighbors either:
  -type `a' anywhere in the window
  -select etc and raise
  -click a mouse button on the upper border
  -hit the ``front'' key on your keyboard
• Cursor position: is displayed (usually, but depends on default setting) in ``logical'' coordinates) in the text window. To enable/disable select etc and coord.
• Pixel values: type `t' in the main display window to obtain a list of pixel values around the cursor position. The values appear in the SAOmonolog window.
• Close-up display: This display tracks the cursor position in the main display. To enable/disable the track, select etc and track.
• Color lookup table: to change the contrast of the display hold `r' mouse button and move cursor in main window.
• Color map: to change the colormap (default is black and white) select color and cmap which brings up another sub-menu. ``B'' is a good first choice of colors.
• Color lookup display: to display look-up table, click any mouse button on color bar. To adjust red/green/blue individually, hold left/middle/right mouse buttons respectively and move mouse.
• text/error messages: appear in the SAOmonolog window.
• -pros/-imtool: This switch controls the type of output from the region menu option. It can be changed by selecting etc and new and editing the command line accordingly.