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/* -*- c++ -*- */
/*
* Copyright 2013 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_CHANNELS_CHANNEL_MODEL_IMPL_H
#define INCLUDED_CHANNELS_CHANNEL_MODEL_IMPL_H
#include <gnuradio/sync_block.h>
#include <gnuradio/channels/fading_model.h>
#include "flat_fader_impl.h"
//#include <iostream>
#include <boost/format.hpp>
#include <boost/random.hpp>
#include <gnuradio/fxpt.h>
#include "sincostable.h"
namespace gr {
namespace channels {
class CHANNELS_API fading_model_impl : public fading_model
{
private:
gr::channels::flat_fader_impl d_fader;
public:
fading_model_impl(unsigned int N, float fDTs, bool LOS, float K, int seed);
~fading_model_impl();
void setup_rpc();
int work (int noutput_items,
gr_vector_const_void_star &input_items,
gr_vector_void_star &output_items);
virtual float fDTs(){ return d_fader.d_fDTs; }
virtual float K(){ return d_fader.d_K; }
virtual float step(){ return d_fader.d_step; }
virtual void set_fDTs(float fDTs){ d_fader.d_fDTs = fDTs; d_fader.d_step = powf(0.00125*fDTs, 1.1); }
virtual void set_K(float K){ d_fader.d_K = K; d_fader.scale_los = sqrtf(d_fader.d_K)/sqrtf(d_fader.d_K+1); d_fader.scale_nlos = (1/sqrtf(d_fader.d_K+1)); }
virtual void set_step(float step){ d_fader.d_step = step; }
};
} /* namespace channels */
} /* namespace gr */
#endif /* INCLUDED_CHANNELS_CHANNEL_MODEL_IMPL_H */
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