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50 lines
1.7 KiB
C++
50 lines
1.7 KiB
C++
//---------------------------------------------------------------------------//
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// Copyright (c) 2013 Kyle Lutz <kyle.r.lutz@gmail.com>
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//
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// Distributed under the Boost Software License, Version 1.0
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// See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt
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//
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// See http://boostorg.github.com/compute for more information.
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//---------------------------------------------------------------------------//
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#ifndef BOOST_COMPUTE_ALGORITHM_GENERATE_HPP
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#define BOOST_COMPUTE_ALGORITHM_GENERATE_HPP
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#include <boost/compute/system.hpp>
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#include <boost/compute/command_queue.hpp>
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#include <boost/compute/algorithm/copy.hpp>
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#include <boost/compute/iterator/function_input_iterator.hpp>
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#include <boost/compute/detail/iterator_range_size.hpp>
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namespace boost {
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namespace compute {
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/// Stores the result of \p generator for each element in the range
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/// [\p first, \p last).
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template<class OutputIterator, class Generator>
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inline void generate(OutputIterator first,
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OutputIterator last,
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Generator generator,
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command_queue &queue = system::default_queue())
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{
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size_t count = detail::iterator_range_size(first, last);
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if(count == 0){
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return;
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}
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::boost::compute::copy(
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::boost::compute::make_function_input_iterator(generator,
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first.get_index()),
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::boost::compute::make_function_input_iterator(generator,
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last.get_index()),
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first,
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queue
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);
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}
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} // end compute namespace
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} // end boost namespace
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#endif // BOOST_COMPUTE_ALGORITHM_GENERATE_HPP
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