Swapping out SeaDAS landmask

[simkins]

Is it possible to swap out the default SeaDAS landmask for a different mask?

[OB.DAACx - SeanBailey]

Yes, but it needs to be in the same format.

$ grep "^land=" $OCDATAROOT/common/msl12_defaults.par
land=$OCDATAROOT/common/landmask_GMT15ARC.nc


$ ncdump -h $OCDATAROOT/common/landmask_GMT15ARC.nc
netcdf landmask_GMT15ARC {
dimensions:
        lon = 86401 ;
        lat = 43201 ;
variables:
        double lon(lon) ;
                lon:long_name = "longitude" ;
                lon:units = "degrees_east" ;
                lon:actual_range = -180., 180. ;
        double lat(lat) ;
                lat:long_name = "latitude" ;
                lat:units = "degrees_north" ;
                lat:actual_range = -90., 90. ;
        byte watermask(lat, lon) ;
                watermask:long_name = "watermask" ;
                watermask:_FillValue = -128b ;
                watermask:actual_range = 0., 1. ;

// global attributes:
                :Conventions = "COARDS, CF-1.5" ;
                :title = "landmask_GMT15ARC.nc" ;
                :history = "grdlandmask -Glandmask_GMT15ARC.nc?watermask=nb -I15s -Rd -Df -N1/0 --IO_NC4_DEFLATION_LEVEL=5" ;
                :description = "Derived from the full resolution shorelinen" ;
                :GMT_version = "5.1.1 (r12968) [64-bit]" ;
}