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