gr_random.h

Go to the documentation of this file.
00001 /* -*- c++ -*- */
00002 /*
00003  * Copyright 2002 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_RANDOM_H
00024 #define INCLUDED_GR_RANDOM_H
00025 
00026 #include <gr_complex.h>
00027 
00032 class gr_random {
00033 protected:
00034   static const int NTAB  = 32;
00035   long  d_seed;
00036   long  d_iy;
00037   long  d_iv[NTAB];
00038   int   d_iset;
00039   float d_gset;
00040 
00041   
00042 public: 
00043   gr_random (long seed=3021);
00044 
00045   void reseed (long seed);
00046 
00050   float ran1 ();
00051 
00055   float gasdev ();
00056 
00057   float laplacian ();
00058   float impulse (float factor);
00059   float rayleigh ();
00060   gr_complex rayleigh_complex ();
00061 };
00062 
00063 #endif /* INCLUDED_GR_RANDOM_H */
00064 

Generated on Thu Mar 5 09:01:12 2009 for GNU Radio 3.1.3 by  doxygen 1.5.8