GNU Radio 3.4.0 C++ API
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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_sync_block.h> 00026 #include <gr_fxpt_vco.h> 00027 00028 /*! 00029 * \brief VCO - Voltage controlled oscillator 00030 * \ingroup misc 00031 * 00032 * \param sampling_rate sampling rate (Hz) 00033 * \param sensitivity units are radians/sec/volt 00034 * \param amplitude output amplitude 00035 */ 00036 class gr_vco_f; 00037 typedef boost::shared_ptr<gr_vco_f> gr_vco_f_sptr; 00038 00039 00040 gr_vco_f_sptr gr_make_vco_f(double sampling_rate, double sensitivity, double amplitude); 00041 00042 /*! 00043 * \brief VCO - Voltage controlled oscillator 00044 * \ingroup modulator_blk 00045 * 00046 * input: float stream of control voltages; output: float oscillator output 00047 */ 00048 class gr_vco_f : public gr_sync_block 00049 { 00050 friend gr_vco_f_sptr gr_make_vco_f(double sampling_rate, double sensitivity, double amplitude); 00051 00052 /*! 00053 * \brief VCO - Voltage controlled oscillator 00054 * 00055 * \param sampling_rate sampling rate (Hz) 00056 * \param sensitivity units are radians/sec/volt 00057 * \param amplitude output amplitude 00058 */ 00059 gr_vco_f(double sampling_rate, double sensitivity, double amplitude); 00060 00061 double d_sampling_rate; 00062 double d_sensitivity; 00063 double d_amplitude; 00064 double d_k; 00065 gr_fxpt_vco d_vco; 00066 00067 public: 00068 00069 int work (int noutput_items, 00070 gr_vector_const_void_star &input_items, 00071 gr_vector_void_star &output_items); 00072 }; 00073 00074 #endif /* INCLUDED_GR_VCO_F_H */