ceph/src/boost/libs/compute/include/boost/compute/algorithm/detail/scan.hpp

   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_DETAIL_SCAN_HPP
  12 #define BOOST_COMPUTE_ALGORITHM_DETAIL_SCAN_HPP
  13
  14 #include <boost/compute/device.hpp>
  15 #include <boost/compute/algorithm/detail/scan_on_cpu.hpp>
  16 #include <boost/compute/algorithm/detail/scan_on_gpu.hpp>
  17
  18 namespace boost {
  19 namespace compute {
  20 namespace detail {
  21
  22 template<class InputIterator, class OutputIterator, class T, class BinaryOperator>
  23 inline OutputIterator scan(InputIterator first,
  24                            InputIterator last,
  25                            OutputIterator result,
  26                            bool exclusive,
  27                            T init,
  28                            BinaryOperator op,
  29                            command_queue &queue)
  30 {
  31     const device &device = queue.get_device();
  32
  33     if(device.type() & device::cpu){
  34         return scan_on_cpu(first, last, result, exclusive, init, op, queue);
  35     }
  36     else {
  37         return scan_on_gpu(first, last, result, exclusive, init, op, queue);
  38     }
  39 }
  40
  41 } // end detail namespace
  42 } // end compute namespace
  43 } // end boost namespace
  44
  45 #endif // BOOST_COMPUTE_ALGORITHM_DETAIL_SCAN_HPP