topo4/data/lemmon/README

This data is for Mount Lemmon, near Tucson, Arizona.
Elevation data is from USGS 30 meter SDTS DEM files.

Files are:
    *.tvg	TopoVista elevation grids, 257x257 points
    lemmon.trk	coordinates from an actual GPS track log written by gpstrans
    lemmon.fp	flight path created from the track log by tvfly

The track climbs the Mount Lemmon highway to the Palisades ranger station.

To view the data, set your path set to include topo4/bin, and enter
    topo *.tvg lemmon.fp
and press P in the window to play the flight path.

To see how the flight path was built, enter
    make -n

or to actually rebuild it, enter
    make
