grid_indexing
PURPOSE 
Apply matlab subscripting reference on geogrid to retrieve data and grid
SYNOPSIS 
This is a script file.
DESCRIPTION 
CROSS-REFERENCE INFORMATION 
This function calls:
- close mDataset/close -- Close the data file associated with a 'mDataset' object.
- getGeoGridVar mDataset/getGeoGridVar - Get variable into a GeoGrid if it has a Georeferencing coordinate system.
- mDataset mDataset class constructor - opens a netcdf file and creates a grid or netcdf mDataset object.
- end mGeoGridVar/end -- Evaluate "end" as an index. (overloaded method)
- getData mGeoGridVar/getData - get the 3D volume data
- getGrid mGeoGridVar/getGrid - Get grid coordinate and time axes
- end mVar/end -- Evaluate "end" as an index. (overloaded method)
- getData mVar/getData - Read data from variable.