MAP REGISTRATION (Registration Menu)
Installing the map images in the Barrett 977 Tracking System.
The following instructions refer to first scanning a map and then registering the digital image into
the Barrett 977 System by the user.
Note:-
Pre-registered digitised maps, scanned from maps supplied by the end user,
can be provided by Barrett Communications Pty Ltd. These are supplied on
disks with simple installation instructions. After installation the digitised maps
supplied by Barrett Communications Pty Ltd must be given map levels, (
See
Map Level
).
Co-ordinate System
All positioning information is shown and entered in latitudes and longitudes, in accordance with
the following convention:
-
longitudes East of Greenwich must be entered as positive values and longitudes West of
Greenwich must be entered as negative values.
-
latitudes North of the Equator must be entered as positive values and latitudes South of the
Equator must be entered as negative values.
Default Map Level
The system reserves one default map level called _DEFAULT. This map level holds an index
map of the world which is supplied as part of the standard Barrett 977 installation. This map
cannot
be used for accurate tracking and should only be used for general location purposes.
BARRETT 977 VEHICLE TRACKING SYSTEM
5