GNU Radio Manual and C++ API Reference  3.7.13.4
The Free & Open Software Radio Ecosystem
nlog10_ff.h
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1 /* -*- c++ -*- */
2 /*
3  * Copyright 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
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15  * GNU General Public License for more details.
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22 
23 #ifndef INCLUDED_BLOCKS_NLOG10_FF_H
24 #define INCLUDED_BLOCKS_NLOG10_FF_H
25 
26 #include <gnuradio/blocks/api.h>
27 #include <gnuradio/sync_block.h>
28 
29 namespace gr {
30  namespace blocks {
31 
32  /*!
33  * \brief output = n*log10(input) + k
34  * \ingroup math_operators_blk
35  */
36  class BLOCKS_API nlog10_ff : virtual public sync_block
37  {
38  public:
39 
40  // gr::blocks::nlog10_ff::sptr
41  typedef boost::shared_ptr<nlog10_ff> sptr;
42 
43  /*!
44  * \brief Make an instance of an nlog10_ff block.
45  * \param n Scalar multiplicative constant
46  * \param vlen Input vector length
47  * \param k Scalar additive constant
48  */
49  static sptr make(float n=1.0, size_t vlen=1, float k=0.0);
50  };
51 
52  } /* namespace blocks */
53 } /* namespace gr */
54 
55 #endif /* INCLUDED_BLOCKS_NLOG10_FF_H */
output = n*log10(input) + k
Definition: nlog10_ff.h:36
boost::shared_ptr< nlog10_ff > sptr
Definition: nlog10_ff.h:41
Include this header to use the message passing features.
Definition: logger.h:695
#define BLOCKS_API
Definition: gr-blocks/include/gnuradio/blocks/api.h:30
synchronous 1:1 input to output with historyOverride work to provide the signal processing implementa...
Definition: sync_block.h:37