GNU Radio 3.6.2 C++ API
single_pole_iir_filter_cc_impl.h
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1 /* -*- c++ -*- */
2 /*
3  * Copyright 2004-2006,2012 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
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10  * any later version.
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15  * GNU General Public License for more details.
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22 
23 #ifndef INCLUDED_SINGLE_POLE_IIR_FILTER_CC_IMPL_H
24 #define INCLUDED_SINGLE_POLE_IIR_FILTER_CC_IMPL_H
25 
26 #include <filter/single_pole_iir.h>
28 #include <gr_sync_block.h>
29 #include <gr_complex.h>
30 #include <stdexcept>
31 
32 namespace gr {
33  namespace filter {
34 
36  {
37  private:
38  unsigned int d_vlen;
39  std::vector<single_pole_iir<gr_complex,gr_complex,double> > d_iir;
40 
41  public:
42  single_pole_iir_filter_cc_impl(double alpha, unsigned int vlen);
44 
45  void set_taps(double alpha);
46 
47  int work(int noutput_items,
48  gr_vector_const_void_star &input_items,
49  gr_vector_void_star &output_items);
50  };
51 
52  } /* namespace filter */
53 } /* namespace gr */
54 
55 #endif /* INCLUDED_SINGLE_POLE_IIR_FILTER_CC_IMPL_H */