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/* -*- c++ -*- */
/*
* Copyright 2005,2012 Free Software Foundation, Inc.
*
* This file is part of GNU Radio
*
* GNU Radio is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3, or (at your option)
* any later version.
*
* GNU Radio is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNU Radio; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#ifndef INCLUDED_BLOCKS_COMPLEX_TO_MAG_H
#define INCLUDED_BLOCKS_COMPLEX_TO_MAG_H
#include <gnuradio/blocks/api.h>
#include <gnuradio/sync_block.h>
namespace gr {
namespace blocks {
/*!
* \brief complex in, magnitude out (float)
* \ingroup type_converters_blk
*
* \details
* Calculates the magnitude of the complex samples:
*
* \li output[0][m] = |input[0][m]|
*
* Or:
* \li output[0][m] = sqrt(Re{input[0][m]}^2 + Im{input[0][m]}^2)
*
* The input stream can be a vector of length \p vlen, and for
* each vector, each item is converted using the above
* function. So above, m is from 0 to noutput_items*vlen for each
* call to work.
*/
class BLOCKS_API complex_to_mag : virtual public sync_block
{
public:
// gr::blocks::complex_to_mag_ff::sptr
typedef boost::shared_ptr<complex_to_mag> sptr;
/*!
* Build a complex to magnitude block.
*
* \param vlen vector len (default 1)
*/
static sptr make(size_t vlen = 1);
};
} /* namespace blocks */
} /* namespace gr */
#endif /* INCLUDED_BLOCKS_COMPLEX_TO_MAG_H */
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