wolffd@0: function val = get_field(engine, name)
wolffd@0: % GET_FIELD Get the value of a named field from a generic engine
wolffd@0: % val = get_field(engine, name)
wolffd@0: %
wolffd@0: % The following fields can be accessed
wolffd@0: %
wolffd@0: % bnet
wolffd@0: %
wolffd@0: % e.g., bnet = get_field(engine, 'bnet')
wolffd@0: 
wolffd@0: switch name
wolffd@0:  case 'bnet',      val = engine.bnet;
wolffd@0:  otherwise,
wolffd@0:   error(['invalid argument name ' name]);
wolffd@0: end