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 |
100 | |