/*****************************************************************************
 * Copyright (c) 1998, 1999, Robert Klapper. All Rights Reserved.
 *----------------------------------------------------------------------------
 *****************************************************************************/

class sd_RandomGenerator;

#ifndef __SD_RANDOM_H__
#define __SD_RANDOM_H__

#include "std.h"
// #include "zen.h"

/*****************************************************************************
 * class sd_RandomGenerator
 *----------------------------------------------------------------------------
 *****************************************************************************/
class sd_RandomGenerator{
    public:
        static const unsigned long int DefaultSeed;
    protected:
        unsigned long int rtable_[56];
        unsigned short int idx_;
    public:
        sd_RandomGenerator(void){ seed(DefaultSeed); }
        sd_RandomGenerator(unsigned long int j){ seed(j); }
        ~sd_RandomGenerator(void) {}
        
        void seed(unsigned long int j);
        unsigned long int operator()(unsigned long int j);
};

#endif /* __SD_RANDOM_H__ */