The xy slice either requires very careful
selection of the z level, or greatly increasing the thickness of the
slice. It will not add much to the displays you get with the point
cloud directly on the base map.
If a change does not automatically
redraw the view, use this button.
Must be a geographic DEM
Adjust the display, since it will be duplicated with the shift
Pick the button, and the two slices will be created, one with the 1/2 pixel offsets. They will be dumb bitmaps; if you want to modify them, readjust the display