split_mix_64.h

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/*
 *  SPDX-FileCopyrightText: Copyright 2021, Siavash Ameli <sameli@berkeley.edu>
 *  SPDX-License-Identifier: BSD-3-Clause
 *  SPDX-FileType: SOURCE
 *
 *  This program is free software: you can redistribute it and/or modify it
 *  under the terms of the license found in the LICENSE.txt file in the root
 *  directory of this source tree.
 */
 
 
#ifndef _RANDOM_GENERATOR_SPLIT_MIX_64_H_
#define _RANDOM_GENERATOR_SPLIT_MIX_64_H_
 
 
// ======
// Header
// ======
 
#include <stdint.h>  // int64_t, uint64_t
 
 
// ============
// Split Mix 64
// ============
 
 
class SplitMix64
{
    public:
        explicit SplitMix64(const int64_t seed_);
        uint64_t next();
 
    protected:
        uint64_t state;
};
 
#endif  // _RANDOM_GENERATOR_SPLIT_MIX_64_H_