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3 preview mosaic with coverage map – Triton Isis User Manual

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June 2004 Isis® Sonar User's Manual, Volume1

172




You might want to position the Coverage Map and Delph Mosaic
boxes so they are both visible (not overlapping).

Fill the matrix file with the sonar imagery

1. Press

[Home] to return to the start of the line.

The data starts replaying and filling the empty matrix with the data shown
in the Isis waterfall display.

2. If you wish to replay all the lines in a data set, select the first line in time

and then choose File→Go to Next File in Time option from the Isis
main menu.
Isis then replays all the files one after the other with no further
intervention from the operator.

Note:

It is quite normal for the waterfall display to pause during this

phase while data is written to the mosaic file.

The system draws a white line on the coverage map to show the
progress of the operation.

3. When all lines have been replayed, click Done in the Delph Mosaic

dialog box.
After a pause, the system grays out the Done button.

4. Close the Coverage Map windows.

This concludes Task #4. At this point you have generated one or more
DSS_VIF mosaic files containing your imagery. These files can now be
imported into a project in DelphMap to create the final mosaic.
Import, display and print the imagery in DelphMap

This is covered in the DelphMap User’s Manual. For UTM Grid Zones,
refer to the Isis Sonar User’s Manual, Volume 2.

9.4.3 Preview

Mosaic With Coverage Map

As an alternative to using the full DelphMap mosaic method of making a
mosaic, a fast way to generate a close approximation of a mosaic is to
choose Preview mosaic with coverage map (NT/2000 only) from the
Coverage Map and Mosaic dialog box. A mosaic created this way can be

Chapter 9: Using the Tools Menu