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- //---------------------------------------------------------------------------//
- // Copyright (c) 2013-2014 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.
- //---------------------------------------------------------------------------//
- #include <iostream>
- #include <boost/compute/system.hpp>
- #include <boost/compute/algorithm/fill.hpp>
- #include <boost/compute/container/vector.hpp>
- #include "perf.hpp"
- int main(int argc, char *argv[])
- {
- perf_parse_args(argc, argv);
- std::cout << "size: " << PERF_N << std::endl;
- // setup context and queue for the default device
- boost::compute::device device = boost::compute::system::default_device();
- boost::compute::context context(device);
- boost::compute::command_queue queue(context, device);
- std::cout << "device: " << device.name() << std::endl;
- // create vector on the device (filled with zeros)
- boost::compute::vector<int> vec(PERF_N, 0, queue);
- perf_timer t;
- for(size_t trial = 0; trial < PERF_TRIALS; trial++){
- t.start();
- boost::compute::fill(vec.begin(), vec.end(), int(trial), queue);
- queue.finish();
- t.stop();
- }
- std::cout << "time: " << t.min_time() / 1e6 << " ms" << std::endl;
- return 0;
- }
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