diff options
Diffstat (limited to 'gr-trellis/src/lib/trellis_constellation_metrics_cf.cc')
-rw-r--r-- | gr-trellis/src/lib/trellis_constellation_metrics_cf.cc | 90 |
1 files changed, 0 insertions, 90 deletions
diff --git a/gr-trellis/src/lib/trellis_constellation_metrics_cf.cc b/gr-trellis/src/lib/trellis_constellation_metrics_cf.cc deleted file mode 100644 index 6e6aa2dd0..000000000 --- a/gr-trellis/src/lib/trellis_constellation_metrics_cf.cc +++ /dev/null @@ -1,90 +0,0 @@ -/* -*- c++ -*- */ -/* - * Copyright 2004,2010,2011 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. - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include <trellis_constellation_metrics_cf.h> -#include <gr_io_signature.h> -#include <assert.h> -#include <stdexcept> -#include <iostream> - - - -trellis_constellation_metrics_cf_sptr -trellis_make_constellation_metrics_cf (digital_constellation_sptr constellation, trellis_metric_type_t TYPE) -{ - return gnuradio::get_initial_sptr (new trellis_constellation_metrics_cf (constellation, TYPE)); -} - - - -trellis_constellation_metrics_cf::trellis_constellation_metrics_cf (digital_constellation_sptr constellation, trellis_metric_type_t TYPE) - : gr_block ("constellation_metrics_cf", - gr_make_io_signature (1, -1, sizeof (gr_complex)), - gr_make_io_signature (1, -1, sizeof (float))), - d_constellation (constellation), - d_TYPE (TYPE), - d_O (constellation->arity()), - d_D (constellation->dimensionality()) -{ - set_relative_rate (1.0 * d_O / ((double) d_D)); - set_output_multiple ((int)d_O); -} - -void -trellis_constellation_metrics_cf::forecast (int noutput_items, gr_vector_int &ninput_items_required) -{ - assert (noutput_items % d_O == 0); - unsigned int input_required = d_D * noutput_items / d_O; - unsigned int ninputs = ninput_items_required.size(); - for (unsigned int i = 0; i < ninputs; i++) - ninput_items_required[i] = input_required; -} - - - -int -trellis_constellation_metrics_cf::general_work (int noutput_items, - gr_vector_int &ninput_items, - gr_vector_const_void_star &input_items, - gr_vector_void_star &output_items) -{ - - assert (noutput_items % d_O == 0); - assert (input_items.size() == output_items.size()); - unsigned int nstreams = input_items.size(); - -for (unsigned int m=0;m<nstreams;m++) { - const gr_complex *in = (gr_complex *) input_items[m]; - float *out = (float *) output_items[m]; - - for (unsigned int i = 0; i < noutput_items / d_O ; i++){ - d_constellation->calc_metric(&(in[i*d_D]), &(out[i*d_O]), d_TYPE); - } -} - - consume_each (d_D * noutput_items / d_O); - return noutput_items; -} |