GNU Radio 3.5.3.2 C++ API
gr_vco_f.h
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00001 /* -*- c++ -*- */
00002 /*
00003  * Copyright 2005 Free Software Foundation, Inc.
00004  * 
00005  * This file is part of GNU Radio
00006  * 
00007  * GNU Radio is free software; you can redistribute it and/or modify
00008  * it under the terms of the GNU General Public License as published by
00009  * the Free Software Foundation; either version 3, or (at your option)
00010  * any later version.
00011  * 
00012  * GNU Radio is distributed in the hope that it will be useful,
00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015  * GNU General Public License for more details.
00016  * 
00017  * You should have received a copy of the GNU General Public License
00018  * along with GNU Radio; see the file COPYING.  If not, write to
00019  * the Free Software Foundation, Inc., 51 Franklin Street,
00020  * Boston, MA 02110-1301, USA.
00021  */
00022 #ifndef INCLUDED_GR_VCO_F_H
00023 #define INCLUDED_GR_VCO_F_H
00024 
00025 #include <gr_core_api.h>
00026 #include <gr_sync_block.h>
00027 #include <gr_fxpt_vco.h>
00028 
00029 /*!
00030  * \brief VCO - Voltage controlled oscillator
00031  * \ingroup misc
00032  *
00033  * \param sampling_rate         sampling rate (Hz)
00034  * \param sensitivity           units are radians/sec/volt
00035  * \param amplitude             output amplitude
00036  */
00037 class gr_vco_f;
00038 typedef boost::shared_ptr<gr_vco_f> gr_vco_f_sptr;
00039 
00040 
00041 GR_CORE_API gr_vco_f_sptr gr_make_vco_f(double sampling_rate, double sensitivity, double amplitude);
00042 
00043 /*!
00044  * \brief VCO - Voltage controlled oscillator
00045  * \ingroup modulator_blk
00046  *
00047  * input: float stream of control voltages; output: float oscillator output
00048  */
00049 class GR_CORE_API gr_vco_f : public gr_sync_block
00050 {
00051   friend GR_CORE_API gr_vco_f_sptr gr_make_vco_f(double sampling_rate, double sensitivity, double amplitude);
00052 
00053   /*!
00054    * \brief VCO - Voltage controlled oscillator
00055    *
00056    * \param sampling_rate       sampling rate (Hz)
00057    * \param sensitivity         units are radians/sec/volt
00058    * \param amplitude           output amplitude
00059    */
00060   gr_vco_f(double sampling_rate, double sensitivity, double amplitude);
00061 
00062   double        d_sampling_rate;
00063   double        d_sensitivity;
00064   double        d_amplitude;
00065   double        d_k;
00066   gr_fxpt_vco   d_vco;
00067 
00068 public:
00069 
00070   int work (int noutput_items,
00071             gr_vector_const_void_star &input_items,
00072             gr_vector_void_star &output_items);
00073 };
00074 
00075 #endif /* INCLUDED_GR_VCO_F_H */