/// <summary>
///
/// </summary>
/// <param name="path"></param>
/// <param name="writeAccess">opens readonly when true</param>
/// <returns></returns>
public static NetCdfFile OpenExisting(string path, bool writeAccess = false)
{
int id;
var mode = writeAccess ? NetCdfWrapper.CreateMode.NC_WRITE : NetCdfWrapper.CreateMode.NC_NOWRITE;
CheckResult(NetCdfWrapper.nc_open(path, mode, out id));
var netcdf = new NetCdfFile(path, id);
netcdf.BuildVariableLookup();
return(netcdf);
}