public SequentialDataTransform(IHost host, SequentialTransformerBase <TInput, TOutput, TState> parent,
IDataView input, IStatefulRowMapper mapper)
: base(parent.Host, input)
{
Metadata = new MetadataDispatcher(1);
_parent = parent;
_transform = CreateLambdaTransform(_parent.Host, input, _parent.InputColumnName,
_parent.OutputColumnName, InitFunction, _parent.WindowSize > 0, _parent.OutputColumnType);
_mapper = mapper;
_bindings = new ColumnBindings(Schema.Create(input.Schema), _mapper.GetOutputColumns());
}
