GNU Radio 3.6.5 C++ API

gr_multiply_const_cc.h

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00001 /* -*- c++ -*- */
00002 /*
00003  * Copyright 2012 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 
00023 #ifndef INCLUDED_GR_MULTIPLY_CONST_CC_H
00024 #define INCLUDED_GR_MULTIPLY_CONST_CC_H
00025 
00026 #include <gr_core_api.h>
00027 #include <gr_sync_block.h>
00028 
00029 class gr_multiply_const_cc;
00030 typedef boost::shared_ptr<gr_multiply_const_cc> gr_multiply_const_cc_sptr;
00031 
00032 GR_CORE_API gr_multiply_const_cc_sptr
00033 gr_make_multiply_const_cc (gr_complex k, size_t vlen=1);
00034 
00035 /*!
00036  * \brief Multiply stream of complex values with a constant \p k
00037  */
00038 
00039 class GR_CORE_API gr_multiply_const_cc : public gr_sync_block
00040 {
00041  private:
00042   friend GR_CORE_API gr_multiply_const_cc_sptr
00043     gr_make_multiply_const_cc (gr_complex k, size_t vlen);
00044   gr_multiply_const_cc (gr_complex k, size_t vlen);
00045 
00046   gr_complex d_k;
00047   size_t d_vlen;
00048 
00049  public:
00050   gr_complex k() const;
00051   void set_k(gr_complex k);
00052 
00053   virtual int work (int noutput_items,
00054                     gr_vector_const_void_star &input_items,
00055                     gr_vector_void_star &output_items);
00056 };
00057 
00058 
00059 #endif /* INCLUDED_GR_MULTIPLY_CONST_CC_H */