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| author | Martin Braun <martin.braun@kit.edu> | 2013-02-26 13:44:12 +0100 |
|---|---|---|
| committer | Martin Braun <martin.braun@kit.edu> | 2013-02-26 13:44:12 +0100 |
| commit | 7bb8c89e224e7b2c9ddbc5b4f50c79ffb0da2557 (patch) | |
| tree | aec6e881cdd825c39a084ce7aa16a87c045a4fae /gr-blocks/lib/regenerate_bb_impl.cc | |
| parent | d7766c2c8d12bbfaf29b83cfea5ff95475b45d86 (diff) | |
| parent | a54dc5bab6cc38513e9732be9f5c2670145b160f (diff) | |
Merge branch 'master' of git://github.com/gnuradio/gnuradio into grmodtool
Diffstat (limited to 'gr-blocks/lib/regenerate_bb_impl.cc')
| -rw-r--r-- | gr-blocks/lib/regenerate_bb_impl.cc | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/gr-blocks/lib/regenerate_bb_impl.cc b/gr-blocks/lib/regenerate_bb_impl.cc new file mode 100644 index 0000000000..4472efb6d4 --- /dev/null +++ b/gr-blocks/lib/regenerate_bb_impl.cc @@ -0,0 +1,103 @@ +/* -*- c++ -*- */ +/* + * Copyright 2007,2010,2013 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 "regenerate_bb_impl.h" +#include <gr_io_signature.h> + +namespace gr { + namespace blocks { + + regenerate_bb::sptr + regenerate_bb::make(int period, unsigned int max_regen) + { + return gnuradio::get_initial_sptr + (new regenerate_bb_impl(period, max_regen)); + } + + regenerate_bb_impl::regenerate_bb_impl(int period, unsigned int max_regen) + : gr_sync_block("regenerate_bb", + gr_make_io_signature(1, 1, sizeof(char)), + gr_make_io_signature(1, 1, sizeof(char))), + d_period(period), + d_countdown(0), + d_max_regen(max_regen), + d_regen_count(max_regen) + { + } + + regenerate_bb_impl::~regenerate_bb_impl() + { + } + + void + regenerate_bb_impl::set_max_regen(unsigned int regen) + { + d_max_regen = regen; + d_countdown = 0; + d_regen_count = d_max_regen; + } + + void + regenerate_bb_impl::set_period(int period) + { + d_period = period; + d_countdown = 0; + d_regen_count = d_max_regen; + } + + int + regenerate_bb_impl::work(int noutput_items, + gr_vector_const_void_star &input_items, + gr_vector_void_star &output_items) + { + const char *iptr = (const char *)input_items[0]; + char *optr = (char *)output_items[0]; + + for(int i = 0; i < noutput_items; i++) { + optr[i] = 0; + + if(d_regen_count < d_max_regen) { + d_countdown--; + + if(d_countdown == 0) { + optr[i] = 1; + d_countdown = d_period; + d_regen_count++; + } + } + + if(iptr[i] == 1) { + d_countdown = d_period; + optr[i] = 1; + d_regen_count = 0; + } + + } + return noutput_items; + } + + } /* namespace blocks */ +} /* namespace gr */ |