gsl_random_generator.h

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//

//  This random generator class has been adapted from the gslwrap project.
//  It is a C++ wrapper for the GNU Scientific Library
//  Copyright (C) 2001 Ramin Nakisa

//  This program is free software; you can redistribute it and/or modify
//  it under the terms of the GNU General Public License as published by
//  the Free Software Foundation; either version 2 of the License, or
//  (at your option) any later version.

//  This program is distributed in the hope that it will be useful,
//  but WITHOUT ANY WARRANTY; without even the implied warranty of
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//  GNU General Public License for more details.

//  You should have received a copy of the GNU General Public License
//  along with this program; if not, write to the Free Software
//  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

#ifndef _GSL_RANDOM_GENERATOR_H
#define _GSL_RANDOM_GENERATOR_H

# include <stdio.h>
# include <stdlib.h>
#include <gsl/gsl_rng.h>
#include <string>

using std::string;

//

class random_generator 
{

private:


gsl_rng* generator;
        
public:

//

random_generator (const random_generator& other);
        
//
//

random_generator (const gsl_rng_type* type=NULL, unsigned long int seed=0);

//
//

~random_generator ();

//

void set(unsigned long int seed);

// @param n integer whose role is described below
//

unsigned long int get(unsigned long int n=0);

//
//

double uniform();

//
//
        
double uniform_positive(); 

//
//

unsigned long int uniform_int(unsigned long int n) ;    


        string name();
        
//

        unsigned long int max();

//
//

        unsigned long int min();
        
};

#endif // GSL_RANDOM_GENERATOR_H