compute/algorithm/fill_n.hpp

0001 //---------------------------------------------------------------------------//
0002 // Copyright (c) 2013 Kyle Lutz <kyle.r.lutz@gmail.com>
0003 //
0004 // Distributed under the Boost Software License, Version 1.0
0005 // See accompanying file LICENSE_1_0.txt or copy at
0006 // http://www.boost.org/LICENSE_1_0.txt
0007 //
0008 // See http://boostorg.github.com/compute for more information.
0009 //---------------------------------------------------------------------------//
0010
0011 #ifndef BOOST_COMPUTE_ALGORITHM_FILL_N_HPP
0012 #define BOOST_COMPUTE_ALGORITHM_FILL_N_HPP
0013
0014 #include <boost/static_assert.hpp>
0015
0016 #include <boost/compute/system.hpp>
0017 #include <boost/compute/command_queue.hpp>
0018 #include <boost/compute/algorithm/fill.hpp>
0019 #include <boost/compute/type_traits/is_device_iterator.hpp>
0020
0021 namespace boost {
0022 namespace compute {
0023
0024 /// Fills the range [\p first, \p first + count) with \p value.
0025 ///
0026 /// Space complexity: \Omega(1)
0027 ///
0028 /// \see fill()
0029 template<class BufferIterator, class Size, class T>
0030 inline void fill_n(BufferIterator first,
0031                    Size count,
0032                    const T &value,
0033                    command_queue &queue = system::default_queue())
0034 {
0035     BOOST_STATIC_ASSERT(is_device_iterator<BufferIterator>::value);
0036     ::boost::compute::fill(first, first + count, value, queue);
0037 }
0038
0039 } // end compute namespace
0040 } // end boost namespace
0041
0042 #endif // BOOST_COMPUTE_ALGORITHM_FILL_N_HPP