GNU Radio 3.6.5 C++ API
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00001 /* -*- c++ -*- */ 00002 /* 00003 * Copyright 2004-2006,2012 Free Software Foundation, Inc. 00004 * 00005 * This file is part of GNU Radio 00006 * 00007 * GNU Radio is free software; you can redistribute it and/or modify 00008 * it under the terms of the GNU General Public License as published by 00009 * the Free Software Foundation; either version 3, or (at your option) 00010 * any later version. 00011 * 00012 * GNU Radio is distributed in the hope that it will be useful, 00013 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00015 * GNU General Public License for more details. 00016 * 00017 * You should have received a copy of the GNU General Public License 00018 * along with GNU Radio; see the file COPYING. If not, write to 00019 * the Free Software Foundation, Inc., 51 Franklin Street, 00020 * Boston, MA 02110-1301, USA. 00021 */ 00022 00023 #ifndef INCLUDED_SINGLE_POLE_IIR_FILTER_FF_IMPL_H 00024 #define INCLUDED_SINGLE_POLE_IIR_FILTER_FF_IMPL_H 00025 00026 #include <filter/single_pole_iir.h> 00027 #include <filter/single_pole_iir_filter_ff.h> 00028 #include <gr_sync_block.h> 00029 #include <stdexcept> 00030 00031 namespace gr { 00032 namespace filter { 00033 00034 class FILTER_API single_pole_iir_filter_ff_impl : public single_pole_iir_filter_ff 00035 { 00036 private: 00037 unsigned int d_vlen; 00038 std::vector<single_pole_iir<float,float,double> > d_iir; 00039 00040 public: 00041 single_pole_iir_filter_ff_impl(double alpha, unsigned int vlen); 00042 ~single_pole_iir_filter_ff_impl(); 00043 00044 void set_taps(double alpha); 00045 00046 int work(int noutput_items, 00047 gr_vector_const_void_star &input_items, 00048 gr_vector_void_star &output_items); 00049 }; 00050 00051 } /* namespace filter */ 00052 } /* namespace gr */ 00053 00054 #endif /* INCLUDED_SINGLE_POLE_IIR_FILTER_FF_IMPL_H */