/* -*- c++ -*- */ /* * Copyright 2004 Free Software Foundation, Inc. * * This file is part of GNU Radio * * GNU Radio is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 3, or (at your option) * any later version. * * GNU Radio is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with GNU Radio; see the file COPYING. If not, write to * the Free Software Foundation, Inc., 51 Franklin Street, * Boston, MA 02110-1301, USA. */ // @WARNING@ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include <@NAME@.h> #include <gr_io_signature.h> #include <iostream> @SPTR_NAME@ trellis_make_@BASE_NAME@ (const fsm &FSM, int ST) { return @SPTR_NAME@ (new @NAME@ (FSM,ST)); } @NAME@::@NAME@ (const fsm &FSM, int ST) : gr_sync_block ("@BASE_NAME@", gr_make_io_signature (1, -1, sizeof (@I_TYPE@)), gr_make_io_signature (1, -1, sizeof (@O_TYPE@))), d_FSM (FSM), d_ST (ST) { } int @NAME@::work (int noutput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items) { int ST_tmp=0; assert (input_items.size() == output_items.size()); int nstreams = input_items.size(); for (int m=0;m<nstreams;m++) { const @I_TYPE@ *in = (const @I_TYPE@ *) input_items[m]; @O_TYPE@ *out = (@O_TYPE@ *) output_items[m]; ST_tmp = d_ST; // per stream processing for (int i = 0; i < noutput_items; i++){ out[i] = (@O_TYPE@) d_FSM.OS()[ST_tmp*d_FSM.I()+in[i]]; // direction of time? ST_tmp = (int) d_FSM.NS()[ST_tmp*d_FSM.I()+in[i]]; } // end per stream processing } d_ST = ST_tmp; return noutput_items; }