/* -*- c++ -*- */ /* * Copyright 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_SQUARED_H #define INCLUDED_BLOCKS_COMPLEX_TO_MAG_SQUARED_H #include <gnuradio/blocks/api.h> #include <gnuradio/sync_block.h> namespace gr { namespace blocks { /*! * \brief complex in, magnitude squared out (float) * \ingroup type_converters_blk * * \details * Calculates the magnitude squared of the complex samples: * * \li output[0][m] = |input[0][m]|^2 * * Or: * \li output[0][m] = 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_squared : virtual public sync_block { public: // gr::blocks::complex_to_mag_squared_ff::sptr typedef boost::shared_ptr<complex_to_mag_squared> sptr; /*! * Build a complex to magnitude squared block. * * \param vlen vector len (default 1) */ static sptr make(size_t vlen=1); }; } /* namespace blocks */ } /* namespace gr */ #endif /* INCLUDED_BLOCKS_COMPLEX_TO_MAG_SQUARED_H */