Function copy_if

include/boost/compute/algorithm/copy_if.hpp:42–53

/// \p predicate returns \c true to the range beginning at \p result.
template<class InputIterator, class OutputIterator, class Predicate>
inline OutputIterator copy_if(InputIterator first,
                              InputIterator last,
                              OutputIterator result,
                              Predicate predicate,
                              command_queue &queue = system::default_queue())
{
    typedef typename std::iterator_traits<InputIterator>::value_type T;

    return ::boost::compute::transform_if(
        first, last, result, identity<T>(), predicate, queue
    );
}

} // end compute namespace
} // end boost namespace