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1 | /* boost random/ranlux.hpp header file |
2 | * | |
3 | * Copyright Jens Maurer 2002 | |
4 | * Distributed under the Boost Software License, Version 1.0. (See | |
5 | * accompanying file LICENSE_1_0.txt or copy at | |
6 | * http://www.boost.org/LICENSE_1_0.txt) | |
7 | * | |
8 | * See http://www.boost.org for most recent version including documentation. | |
9 | * | |
10 | * $Id$ | |
11 | * | |
12 | * Revision history | |
13 | * 2001-02-18 created | |
14 | */ | |
15 | ||
16 | #ifndef BOOST_RANDOM_RANLUX_HPP | |
17 | #define BOOST_RANDOM_RANLUX_HPP | |
18 | ||
19 | #include <boost/config.hpp> | |
20 | #include <boost/random/subtract_with_carry.hpp> | |
21 | #include <boost/random/discard_block.hpp> | |
22 | ||
23 | namespace boost { | |
24 | ||
25 | namespace random { | |
26 | ||
27 | namespace detail { | |
28 | /** | |
29 | * The ranlux family of generators are described in | |
30 | * | |
31 | * @blockquote | |
32 | * "A portable high-quality random number generator for lattice field theory | |
33 | * calculations", M. Luescher, Computer Physics Communications, 79 (1994) | |
34 | * pp 100-110. | |
35 | * @endblockquote | |
36 | * | |
37 | * The levels are given in | |
38 | * | |
39 | * @blockquote | |
40 | * "RANLUX: A Fortran implementation of the high-quality | |
41 | * pseudorandom number generator of Luescher", F. James, | |
42 | * Computer Physics Communications 79 (1994) 111-114 | |
43 | * @endblockquote | |
44 | */ | |
45 | class ranlux_documentation {}; | |
46 | } | |
47 | ||
48 | typedef subtract_with_carry_engine<uint32_t, 24, 10, 24> ranlux_base; | |
49 | typedef subtract_with_carry_01_engine<float, 24, 10, 24> ranlux_base_01; | |
50 | typedef subtract_with_carry_01_engine<double, 48, 10, 24> ranlux64_base_01; | |
51 | ||
52 | ||
53 | /** @copydoc boost::random::detail::ranlux_documentation */ | |
54 | typedef discard_block_engine<ranlux_base, 223, 24> ranlux3; | |
55 | /** @copydoc boost::random::detail::ranlux_documentation */ | |
56 | typedef discard_block_engine<ranlux_base, 389, 24> ranlux4; | |
57 | ||
58 | /** @copydoc boost::random::detail::ranlux_documentation */ | |
59 | typedef discard_block_engine<ranlux_base_01, 223, 24> ranlux3_01; | |
60 | /** @copydoc boost::random::detail::ranlux_documentation */ | |
61 | typedef discard_block_engine<ranlux_base_01, 389, 24> ranlux4_01; | |
62 | ||
63 | /** @copydoc boost::random::detail::ranlux_documentation */ | |
64 | typedef discard_block_engine<ranlux64_base_01, 223, 24> ranlux64_3_01; | |
65 | /** @copydoc boost::random::detail::ranlux_documentation */ | |
66 | typedef discard_block_engine<ranlux64_base_01, 389, 24> ranlux64_4_01; | |
67 | ||
68 | #if !defined(BOOST_NO_INT64_T) && !defined(BOOST_NO_INTEGRAL_INT64_T) | |
69 | typedef subtract_with_carry_engine<uint64_t, 48, 10, 24> ranlux64_base; | |
70 | /** @copydoc boost::random::detail::ranlux_documentation */ | |
71 | typedef discard_block_engine<ranlux64_base, 223, 24> ranlux64_3; | |
72 | /** @copydoc boost::random::detail::ranlux_documentation */ | |
73 | typedef discard_block_engine<ranlux64_base, 389, 24> ranlux64_4; | |
74 | #endif /* !BOOST_NO_INT64_T && !BOOST_NO_INTEGRAL_INT64_T */ | |
75 | ||
76 | ||
77 | typedef subtract_with_carry_engine<uint32_t, 24, 10, 24> ranlux24_base; | |
78 | typedef subtract_with_carry_engine<uint64_t, 48, 5, 12> ranlux48_base; | |
79 | ||
80 | typedef discard_block_engine<ranlux24_base, 223, 23> ranlux24; | |
81 | #if !defined(BOOST_NO_INT64_T) && !defined(BOOST_NO_INTEGRAL_INT64_T) | |
82 | typedef discard_block_engine<ranlux48_base, 389, 11> ranlux48; | |
83 | #endif | |
84 | } | |
85 | ||
86 | using random::ranlux3; | |
87 | using random::ranlux4; | |
88 | using random::ranlux3_01; | |
89 | using random::ranlux4_01; | |
90 | using random::ranlux64_3_01; | |
91 | using random::ranlux64_4_01; | |
92 | #if !defined(BOOST_NO_INT64_T) && !defined(BOOST_NO_INTEGRAL_INT64_T) | |
93 | using random::ranlux64_3; | |
94 | using random::ranlux64_4; | |
95 | #endif | |
96 | ||
97 | } // namespace boost | |
98 | ||
99 | #endif // BOOST_RANDOM_LINEAR_CONGRUENTIAL_HPP |