GNU Radio 3.6.3 C++ API
single_pole_iir_filter_ff_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
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22 
23 #ifndef INCLUDED_SINGLE_POLE_IIR_FILTER_FF_IMPL_H
24 #define INCLUDED_SINGLE_POLE_IIR_FILTER_FF_IMPL_H
25 
26 #include <filter/single_pole_iir.h>
28 #include <gr_sync_block.h>
29 #include <stdexcept>
30 
31 namespace gr {
32  namespace filter {
33 
35  {
36  private:
37  unsigned int d_vlen;
38  std::vector<single_pole_iir<float,float,double> > d_iir;
39 
40  public:
41  single_pole_iir_filter_ff_impl(double alpha, unsigned int vlen);
43 
44  void set_taps(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 filter */
52 } /* namespace gr */
53 
54 #endif /* INCLUDED_SINGLE_POLE_IIR_FILTER_FF_IMPL_H */