3 * Copyright 2002 Free Software Foundation, Inc.
5 * This file is part of GNU Radio
7 * GNU Radio is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 3, or (at your option)
12 * GNU Radio is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with GNU Radio; see the file COPYING. If not, write to
19 * the Free Software Foundation, Inc., 51 Franklin Street,
20 * Boston, MA 02110-1301, USA.
23 #ifndef INCLUDED_GR_RANDOM_H
24 #define INCLUDED_GR_RANDOM_H
26 #include <gr_complex.h>
29 * \brief pseudo random number generator
34 static const int NTAB = 32;
43 gr_random (long seed=3021);
45 void reseed (long seed);
48 * \brief uniform random deviate in the range [0.0, 1.0)
53 * \brief normally distributed deviate with zero mean and variance 1
58 float impulse (float factor);
60 gr_complex rayleigh_complex ();
63 #endif /* INCLUDED_GR_RANDOM_H */