1 //---------------------------------------------------------------------------//
2 // Copyright (c) 2013 Kyle Lutz <kyle.r.lutz@gmail.com>
3 //
4 // Distributed under the Boost Software License, Version 1.0
5 // See accompanying file LICENSE_1_0.txt or copy at
6 // http://www.boost.org/LICENSE_1_0.txt
7 //
8 // See http://boostorg.github.com/compute for more information.
9 //---------------------------------------------------------------------------//
10
11 #ifndef BOOST_COMPUTE_ALGORITHM_ANY_OF_HPP
12 #define BOOST_COMPUTE_ALGORITHM_ANY_OF_HPP
13
14 #include <boost/static_assert.hpp>
15
16 #include <boost/compute/system.hpp>
17 #include <boost/compute/algorithm/find_if.hpp>
18 #include <boost/compute/type_traits/is_device_iterator.hpp>
19
20 namespace boost {
21 namespace compute {
22
23 /// Returns \c true if \p predicate returns \c true for any of the elements in
24 /// the range [\p first, \p last).
25 ///
26 /// For example, to test if a vector contains any negative values:
27 ///
28 /// \snippet test/test_any_all_none_of.cpp any_of
29 ///
30 /// Space complexity: \Omega(1)
31 ///
32 /// \see all_of(), none_of()
33 template<class InputIterator, class UnaryPredicate>
any_of(InputIterator first,InputIterator last,UnaryPredicate predicate,command_queue & queue=system::default_queue ())34 inline bool any_of(InputIterator first,
35 InputIterator last,
36 UnaryPredicate predicate,
37 command_queue &queue = system::default_queue())
38 {
39 BOOST_STATIC_ASSERT(is_device_iterator<InputIterator>::value);
40 return ::boost::compute::find_if(first, last, predicate, queue) != last;
41 }
42
43 } // end compute namespace
44 } // end boost namespace
45
46 #endif // BOOST_COMPUTE_ALGORITHM_ANY_OF_HPP
47