/Src/Dependencies/Boost/boost/random/taus88.hpp

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  1. /* boost random/taus88.hpp header file
    2. 

  2.  *
    3. 

  3.  * Copyright Jens Maurer 2000-2001
    4. 

  4.  * Copyright Steven Watanabe 2011
    5. 

  5.  * Distributed under the Boost Software License, Version 1.0. (See
    6. 

  6.  * accompanying file LICENSE_1_0.txt or copy at
    7. 

  7.  * http://www.boost.org/LICENSE_1_0.txt)
    8. 

  8.  *
    9. 

  9.  * See http://www.boost.org/libs/random for documentation.
    10. 

  10.  *
    11. 

  11.  * $Id: taus88.hpp 71018 2011-04-05 21:27:52Z steven_watanabe $
    12. 

  12.  *
    13. 

  13.  */
    14. 

  14. 

  15. #ifndef BOOST_RANDOM_TAUS88_HPP
    16. 

  16. #define BOOST_RANDOM_TAUS88_HPP
    17. 

  17. 

  18. #include <boost/random/linear_feedback_shift.hpp>
    19. 

  19. #include <boost/random/xor_combine.hpp>
    20. 

  20. 

  21. namespace boost {
    22. 

  22. namespace random {
    23. 

  23. 

  24. /** 
    25. 

  25.  * The specialization taus88 was suggested in
    26. 

  26.  *
    27. 

  27.  *  @blockquote
    28. 

  28.  *  "Maximally Equidistributed Combined Tausworthe Generators",
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  29.  *  Pierre L'Ecuyer, Mathematics of Computation, Volume 65,
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  30.  *  Number 213, January 1996, Pages 203-213
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  31.  *  @endblockquote
    32. 

  32.  */
    33. 

  33. typedef xor_combine_engine<
    34. 

  34.     xor_combine_engine<
    35. 

  35.         linear_feedback_shift_engine<uint32_t, 32, 31, 13, 12>, 0,
    36. 

  36.         linear_feedback_shift_engine<uint32_t, 32, 29, 2, 4>, 0>, 0,
    37. 

  37.     linear_feedback_shift_engine<uint32_t, 32, 28, 3, 17>, 0> taus88;
    38. 

  38. 

  39. } // namespace random
    40. 

  40. 

  41. using random::taus88;
    42. 

  42. 

  43. } // namespace boost
    44. 

  44. 

  45. #endif // BOOST_RANDOM_TAUS88_HPP
    46.