1 /* -*- c++ -*- */ 2 /* 3 * Copyright 2005,2013 Free Software Foundation, Inc. 4 * 5 * This file is part of GNU Radio 6 * 7 * GNU Radio is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License as published by 9 * the Free Software Foundation; either version 3, or (at your option) 10 * any later version. 11 * 12 * GNU Radio is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License 18 * along with GNU Radio; see the file COPYING. If not, write to 19 * the Free Software Foundation, Inc., 51 Franklin Street, 20 * Boston, MA 02110-1301, USA. 21 */ 22 23 #ifndef INCLUDED_BLOCKS_RMS_CF_IMPL_H 24 #define INCLUDED_BLOCKS_RMS_CF_IMPL_H 25 26 #include <gnuradio/blocks/rms_cf.h> 27 28 namespace gr { 29 namespace blocks { 30 31 /*! 32 * \brief RMS average power 33 * \ingroup math_blk 34 */ 35 class rms_cf_impl : public rms_cf 36 { 37 private: 38 double d_alpha, d_beta, d_avg; 39 40 public: 41 rms_cf_impl(double alpha = 0.0001); 42 ~rms_cf_impl(); 43 44 void set_alpha(double alpha); 45 46 int work(int noutput_items, 47 gr_vector_const_void_star& input_items, 48 gr_vector_void_star& output_items); 49 }; 50 51 } /* namespace blocks */ 52 } /* namespace gr */ 53 54 #endif /* INCLUDED_BLOCKS_RMS_CF_IMPL_H */ 55