GNU Radio 3.5.3.2 C++ API
gr_rail_ff.h
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00001 /* -*- c++ -*- */
00002 /*
00003  * Copyright 2004 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_RAIL_FF_H_
00024 # define        INCLUDED_GR_RAIL_FF_H_
00025 
00026 #include <gr_core_api.h>
00027 #include <gr_sync_block.h>
00028 
00029 /*!
00030  * \brief clips input values to min, max
00031  * \ingroup misc
00032  */
00033 
00034 class gr_rail_ff;
00035 typedef boost::shared_ptr<gr_rail_ff> gr_rail_ff_sptr;
00036 
00037 GR_CORE_API gr_rail_ff_sptr gr_make_rail_ff(float lo, float hi);
00038 
00039 class GR_CORE_API gr_rail_ff : public gr_sync_block
00040 {
00041   friend GR_CORE_API gr_rail_ff_sptr gr_make_rail_ff (float lo, float hi);
00042 
00043   float d_lo, d_hi;             // the constant
00044   gr_rail_ff(float lo, float hi);
00045 
00046  public:
00047   float lo() const { return d_lo; }
00048   void set_lo(float lo) { d_lo = lo; }
00049   float hi() const { return d_hi; }
00050   void set_hi(float hi) { d_hi = hi; }
00051 
00052   int work(int noutput_items,
00053            gr_vector_const_void_star &input_items,
00054            gr_vector_void_star &output_items);
00055 };
00056 
00057 #endif