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			46 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
|   | /* boost random/taus88.hpp header file | ||
|  |  * | ||
|  |  * Copyright Jens Maurer 2000-2001 | ||
|  |  * Copyright Steven Watanabe 2011 | ||
|  |  * Distributed under the Boost Software License, Version 1.0. (See | ||
|  |  * accompanying file LICENSE_1_0.txt or copy at | ||
|  |  * http://www.boost.org/LICENSE_1_0.txt) | ||
|  |  * | ||
|  |  * See http://www.boost.org/libs/random for documentation. | ||
|  |  * | ||
|  |  * $Id$ | ||
|  |  * | ||
|  |  */ | ||
|  | 
 | ||
|  | #ifndef BOOST_RANDOM_TAUS88_HPP | ||
|  | #define BOOST_RANDOM_TAUS88_HPP | ||
|  | 
 | ||
|  | #include <boost/random/linear_feedback_shift.hpp> | ||
|  | #include <boost/random/xor_combine.hpp> | ||
|  | 
 | ||
|  | namespace boost { | ||
|  | namespace random { | ||
|  | 
 | ||
|  | /**  | ||
|  |  * The specialization taus88 was suggested in | ||
|  |  * | ||
|  |  *  @blockquote | ||
|  |  *  "Maximally Equidistributed Combined Tausworthe Generators", | ||
|  |  *  Pierre L'Ecuyer, Mathematics of Computation, Volume 65, | ||
|  |  *  Number 213, January 1996, Pages 203-213 | ||
|  |  *  @endblockquote | ||
|  |  */ | ||
|  | typedef xor_combine_engine< | ||
|  |     xor_combine_engine< | ||
|  |         linear_feedback_shift_engine<uint32_t, 32, 31, 13, 12>, 0, | ||
|  |         linear_feedback_shift_engine<uint32_t, 32, 29, 2, 4>, 0>, 0, | ||
|  |     linear_feedback_shift_engine<uint32_t, 32, 28, 3, 17>, 0> taus88; | ||
|  | 
 | ||
|  | } // namespace random | ||
|  | 
 | ||
|  | using random::taus88; | ||
|  | 
 | ||
|  | } // namespace boost | ||
|  | 
 | ||
|  | #endif // BOOST_RANDOM_TAUS88_HPP |